roytam1/UXP
1
0
Fork 0
mirror of https://github.com/roytam1/UXP.git synced 2026-05-26 23:18:26 +00:00
Code Issues Projects Releases Wiki Activity
Files
69ebaa54500af039b431cf04f22c77a488a5c1b3
UXP/devtools/client/sourceeditor/codemirror/codemirror.bundle.js
T

20152 lines
781 KiB
JavaScript
Raw Blame History

var CodeMirror =
/******/ (function(modules) { // webpackBootstrap
/******/ // The module cache
/******/ var installedModules = {};
/******/ // The require function
/******/ function __webpack_require__(moduleId) {
/******/ // Check if module is in cache
/******/ if(installedModules[moduleId])
/******/ return installedModules[moduleId].exports;
/******/ // Create a new module (and put it into the cache)
/******/ var module = installedModules[moduleId] = {
/******/ exports: {},
/******/ id: moduleId,
/******/ loaded: false
/******/ };
/******/ // Execute the module function
/******/ modules[moduleId].call(module.exports, module, module.exports, __webpack_require__);
/******/ // Flag the module as loaded
/******/ module.loaded = true;
/******/ // Return the exports of the module
/******/ return module.exports;
/******/ }
/******/ // expose the modules object (__webpack_modules__)
/******/ __webpack_require__.m = modules;
/******/ // expose the module cache
/******/ __webpack_require__.c = installedModules;
/******/ // __webpack_public_path__
/******/ __webpack_require__.p = "";
/******/ // Load entry module and return exports
/******/ return __webpack_require__(0);
/******/ })
/************************************************************************/
/******/ ([
/* 0 */
/***/ function(module, exports, __webpack_require__) {
__webpack_require__(1);
__webpack_require__(3);
__webpack_require__(4);
__webpack_require__(5);
__webpack_require__(6);
__webpack_require__(7);
__webpack_require__(8);
__webpack_require__(9);
__webpack_require__(10);
__webpack_require__(11);
__webpack_require__(12);
__webpack_require__(13);
__webpack_require__(14);
__webpack_require__(15);
__webpack_require__(16);
__webpack_require__(17);
__webpack_require__(18);
__webpack_require__(19);
__webpack_require__(20);
__webpack_require__(21);
__webpack_require__(22);
__webpack_require__(23);
module.exports = __webpack_require__(2);
/***/ },
/* 1 */
/***/ function(module, exports, __webpack_require__) {
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
// Open simple dialogs on top of an editor. Relies on dialog.css.
(function(mod) {
if (true) // CommonJS
mod(__webpack_require__(2));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
function dialogDiv(cm, template, bottom) {
var wrap = cm.getWrapperElement();
var dialog;
dialog = wrap.appendChild(document.createElement("div"));
if (bottom)
dialog.className = "CodeMirror-dialog CodeMirror-dialog-bottom";
else
dialog.className = "CodeMirror-dialog CodeMirror-dialog-top";
if (typeof template == "string") {
dialog.innerHTML = template;
} else { // Assuming it's a detached DOM element.
dialog.appendChild(template);
}
return dialog;
}
function closeNotification(cm, newVal) {
if (cm.state.currentNotificationClose)
cm.state.currentNotificationClose();
cm.state.currentNotificationClose = newVal;
}
CodeMirror.defineExtension("openDialog", function(template, callback, options) {
if (!options) options = {};
closeNotification(this, null);
var dialog = dialogDiv(this, template, options.bottom);
var closed = false, me = this;
function close(newVal) {
if (typeof newVal == 'string') {
inp.value = newVal;
} else {
if (closed) return;
closed = true;
dialog.parentNode.removeChild(dialog);
me.focus();
if (options.onClose) options.onClose(dialog);
}
}
var inp = dialog.getElementsByTagName("input")[0], button;
if (inp) {
inp.focus();
if (options.value) {
inp.value = options.value;
if (options.selectValueOnOpen !== false) {
inp.select();
}
}
if (options.onInput)
CodeMirror.on(inp, "input", function(e) { options.onInput(e, inp.value, close);});
if (options.onKeyUp)
CodeMirror.on(inp, "keyup", function(e) {options.onKeyUp(e, inp.value, close);});
CodeMirror.on(inp, "keydown", function(e) {
if (options && options.onKeyDown && options.onKeyDown(e, inp.value, close)) { return; }
if (e.keyCode == 27 || (options.closeOnEnter !== false && e.keyCode == 13)) {
inp.blur();
CodeMirror.e_stop(e);
close();
}
if (e.keyCode == 13) callback(inp.value, e);
});
if (options.closeOnBlur !== false) CodeMirror.on(inp, "blur", close);
} else if (button = dialog.getElementsByTagName("button")[0]) {
CodeMirror.on(button, "click", function() {
close();
me.focus();
});
if (options.closeOnBlur !== false) CodeMirror.on(button, "blur", close);
button.focus();
}
return close;
});
CodeMirror.defineExtension("openConfirm", function(template, callbacks, options) {
closeNotification(this, null);
var dialog = dialogDiv(this, template, options && options.bottom);
var buttons = dialog.getElementsByTagName("button");
var closed = false, me = this, blurring = 1;
function close() {
if (closed) return;
closed = true;
dialog.parentNode.removeChild(dialog);
me.focus();
}
buttons[0].focus();
for (var i = 0; i < buttons.length; ++i) {
var b = buttons[i];
(function(callback) {
CodeMirror.on(b, "click", function(e) {
CodeMirror.e_preventDefault(e);
close();
if (callback) callback(me);
});
})(callbacks[i]);
CodeMirror.on(b, "blur", function() {
--blurring;
setTimeout(function() { if (blurring <= 0) close(); }, 200);
});
CodeMirror.on(b, "focus", function() { ++blurring; });
}
});
/*
* openNotification
* Opens a notification, that can be closed with an optional timer
* (default 5000ms timer) and always closes on click.
*
* If a notification is opened while another is opened, it will close the
* currently opened one and open the new one immediately.
*/
CodeMirror.defineExtension("openNotification", function(template, options) {
closeNotification(this, close);
var dialog = dialogDiv(this, template, options && options.bottom);
var closed = false, doneTimer;
var duration = options && typeof options.duration !== "undefined" ? options.duration : 5000;
function close() {
if (closed) return;
closed = true;
clearTimeout(doneTimer);
dialog.parentNode.removeChild(dialog);
}
CodeMirror.on(dialog, 'click', function(e) {
CodeMirror.e_preventDefault(e);
close();
});
if (duration)
doneTimer = setTimeout(close, duration);
return close;
});
});
/***/ },
/* 2 */
/***/ function(module, exports, __webpack_require__) {
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
// This is CodeMirror (http://codemirror.net), a code editor
// implemented in JavaScript on top of the browser's DOM.
//
// You can find some technical background for some of the code below
// at http://marijnhaverbeke.nl/blog/#cm-internals .
(function(mod) {
if (true) // CommonJS
module.exports = mod();
else if (typeof define == "function" && define.amd) // AMD
return define([], mod);
else // Plain browser env
(this || window).CodeMirror = mod();
})(function() {
"use strict";
// BROWSER SNIFFING
// Kludges for bugs and behavior differences that can't be feature
// detected are enabled based on userAgent etc sniffing.
var userAgent = navigator.userAgent;
var platform = navigator.platform;
var gecko = /gecko\/\d/i.test(userAgent);
var ie_upto10 = /MSIE \d/.test(userAgent);
var ie_11up = /Trident\/(?:[7-9]|\d{2,})\..*rv:(\d+)/.exec(userAgent);
var ie = ie_upto10 || ie_11up;
var ie_version = ie && (ie_upto10 ? document.documentMode || 6 : ie_11up[1]);
var webkit = /WebKit\//.test(userAgent);
var qtwebkit = webkit && /Qt\/\d+\.\d+/.test(userAgent);
var chrome = /Chrome\//.test(userAgent);
var presto = /Opera\//.test(userAgent);
var safari = /Apple Computer/.test(navigator.vendor);
var mac_geMountainLion = /Mac OS X 1\d\D([8-9]|\d\d)\D/.test(userAgent);
var phantom = /PhantomJS/.test(userAgent);
var ios = /AppleWebKit/.test(userAgent) && /Mobile\/\w+/.test(userAgent);
// This is woefully incomplete. Suggestions for alternative methods welcome.
var mobile = ios || /Android|webOS|BlackBerry|Opera Mini|Opera Mobi|IEMobile/i.test(userAgent);
var mac = ios || /Mac/.test(platform);
var chromeOS = /\bCrOS\b/.test(userAgent);
var windows = /win/i.test(platform);
var presto_version = presto && userAgent.match(/Version\/(\d*\.\d*)/);
if (presto_version) presto_version = Number(presto_version[1]);
if (presto_version && presto_version >= 15) { presto = false; webkit = true; }
// Some browsers use the wrong event properties to signal cmd/ctrl on OS X
var flipCtrlCmd = mac && (qtwebkit || presto && (presto_version == null || presto_version < 12.11));
var captureRightClick = gecko || (ie && ie_version >= 9);
// Optimize some code when these features are not used.
var sawReadOnlySpans = false, sawCollapsedSpans = false;
// EDITOR CONSTRUCTOR
// A CodeMirror instance represents an editor. This is the object
// that user code is usually dealing with.
function CodeMirror(place, options) {
if (!(this instanceof CodeMirror)) return new CodeMirror(place, options);
this.options = options = options ? copyObj(options) : {};
// Determine effective options based on given values and defaults.
copyObj(defaults, options, false);
setGuttersForLineNumbers(options);
var doc = options.value;
if (typeof doc == "string") doc = new Doc(doc, options.mode, null, options.lineSeparator);
this.doc = doc;
var input = new CodeMirror.inputStyles[options.inputStyle](this);
var display = this.display = new Display(place, doc, input);
display.wrapper.CodeMirror = this;
updateGutters(this);
themeChanged(this);
if (options.lineWrapping)
this.display.wrapper.className += " CodeMirror-wrap";
if (options.autofocus && !mobile) display.input.focus();
initScrollbars(this);
this.state = {
keyMaps: [], // stores maps added by addKeyMap
overlays: [], // highlighting overlays, as added by addOverlay
modeGen: 0, // bumped when mode/overlay changes, used to invalidate highlighting info
overwrite: false,
delayingBlurEvent: false,
focused: false,
suppressEdits: false, // used to disable editing during key handlers when in readOnly mode
pasteIncoming: false, cutIncoming: false, // help recognize paste/cut edits in input.poll
selectingText: false,
draggingText: false,
highlight: new Delayed(), // stores highlight worker timeout
keySeq: null, // Unfinished key sequence
specialChars: null
};
var cm = this;
// Override magic textarea content restore that IE sometimes does
// on our hidden textarea on reload
if (ie && ie_version < 11) setTimeout(function() { cm.display.input.reset(true); }, 20);
registerEventHandlers(this);
ensureGlobalHandlers();
startOperation(this);
this.curOp.forceUpdate = true;
attachDoc(this, doc);
if ((options.autofocus && !mobile) || cm.hasFocus())
setTimeout(bind(onFocus, this), 20);
else
onBlur(this);
for (var opt in optionHandlers) if (optionHandlers.hasOwnProperty(opt))
optionHandlers[opt](this, options[opt], Init);
maybeUpdateLineNumberWidth(this);
if (options.finishInit) options.finishInit(this);
for (var i = 0; i < initHooks.length; ++i) initHooks[i](this);
endOperation(this);
// Suppress optimizelegibility in Webkit, since it breaks text
// measuring on line wrapping boundaries.
if (webkit && options.lineWrapping &&
getComputedStyle(display.lineDiv).textRendering == "optimizelegibility")
display.lineDiv.style.textRendering = "auto";
}
// DISPLAY CONSTRUCTOR
// The display handles the DOM integration, both for input reading
// and content drawing. It holds references to DOM nodes and
// display-related state.
function Display(place, doc, input) {
var d = this;
this.input = input;
// Covers bottom-right square when both scrollbars are present.
d.scrollbarFiller = elt("div", null, "CodeMirror-scrollbar-filler");
d.scrollbarFiller.setAttribute("cm-not-content", "true");
// Covers bottom of gutter when coverGutterNextToScrollbar is on
// and h scrollbar is present.
d.gutterFiller = elt("div", null, "CodeMirror-gutter-filler");
d.gutterFiller.setAttribute("cm-not-content", "true");
// Will contain the actual code, positioned to cover the viewport.
d.lineDiv = elt("div", null, "CodeMirror-code");
// Elements are added to these to represent selection and cursors.
d.selectionDiv = elt("div", null, null, "position: relative; z-index: 1");
d.cursorDiv = elt("div", null, "CodeMirror-cursors");
// A visibility: hidden element used to find the size of things.
d.measure = elt("div", null, "CodeMirror-measure");
// When lines outside of the viewport are measured, they are drawn in this.
d.lineMeasure = elt("div", null, "CodeMirror-measure");
// Wraps everything that needs to exist inside the vertically-padded coordinate system
d.lineSpace = elt("div", [d.measure, d.lineMeasure, d.selectionDiv, d.cursorDiv, d.lineDiv],
null, "position: relative; outline: none");
// Moved around its parent to cover visible view.
d.mover = elt("div", [elt("div", [d.lineSpace], "CodeMirror-lines")], null, "position: relative");
// Set to the height of the document, allowing scrolling.
d.sizer = elt("div", [d.mover], "CodeMirror-sizer");
d.sizerWidth = null;
// Behavior of elts with overflow: auto and padding is
// inconsistent across browsers. This is used to ensure the
// scrollable area is big enough.
d.heightForcer = elt("div", null, null, "position: absolute; height: " + scrollerGap + "px; width: 1px;");
// Will contain the gutters, if any.
d.gutters = elt("div", null, "CodeMirror-gutters");
d.lineGutter = null;
// Actual scrollable element.
d.scroller = elt("div", [d.sizer, d.heightForcer, d.gutters], "CodeMirror-scroll");
d.scroller.setAttribute("tabIndex", "-1");
// The element in which the editor lives.
d.wrapper = elt("div", [d.scrollbarFiller, d.gutterFiller, d.scroller], "CodeMirror");
// Work around IE7 z-index bug (not perfect, hence IE7 not really being supported)
if (ie && ie_version < 8) { d.gutters.style.zIndex = -1; d.scroller.style.paddingRight = 0; }
if (!webkit && !(gecko && mobile)) d.scroller.draggable = true;
if (place) {
if (place.appendChild) place.appendChild(d.wrapper);
else place(d.wrapper);
}
// Current rendered range (may be bigger than the view window).
d.viewFrom = d.viewTo = doc.first;
d.reportedViewFrom = d.reportedViewTo = doc.first;
// Information about the rendered lines.
d.view = [];
d.renderedView = null;
// Holds info about a single rendered line when it was rendered
// for measurement, while not in view.
d.externalMeasured = null;
// Empty space (in pixels) above the view
d.viewOffset = 0;
d.lastWrapHeight = d.lastWrapWidth = 0;
d.updateLineNumbers = null;
d.nativeBarWidth = d.barHeight = d.barWidth = 0;
d.scrollbarsClipped = false;
// Used to only resize the line number gutter when necessary (when
// the amount of lines crosses a boundary that makes its width change)
d.lineNumWidth = d.lineNumInnerWidth = d.lineNumChars = null;
// Set to true when a non-horizontal-scrolling line widget is
// added. As an optimization, line widget aligning is skipped when
// this is false.
d.alignWidgets = false;
d.cachedCharWidth = d.cachedTextHeight = d.cachedPaddingH = null;
// Tracks the maximum line length so that the horizontal scrollbar
// can be kept static when scrolling.
d.maxLine = null;
d.maxLineLength = 0;
d.maxLineChanged = false;
// Used for measuring wheel scrolling granularity
d.wheelDX = d.wheelDY = d.wheelStartX = d.wheelStartY = null;
// True when shift is held down.
d.shift = false;
// Used to track whether anything happened since the context menu
// was opened.
d.selForContextMenu = null;
d.activeTouch = null;
input.init(d);
}
// STATE UPDATES
// Used to get the editor into a consistent state again when options change.
function loadMode(cm) {
cm.doc.mode = CodeMirror.getMode(cm.options, cm.doc.modeOption);
resetModeState(cm);
}
function resetModeState(cm) {
cm.doc.iter(function(line) {
if (line.stateAfter) line.stateAfter = null;
if (line.styles) line.styles = null;
});
cm.doc.frontier = cm.doc.first;
startWorker(cm, 100);
cm.state.modeGen++;
if (cm.curOp) regChange(cm);
}
function wrappingChanged(cm) {
if (cm.options.lineWrapping) {
addClass(cm.display.wrapper, "CodeMirror-wrap");
cm.display.sizer.style.minWidth = "";
cm.display.sizerWidth = null;
} else {
rmClass(cm.display.wrapper, "CodeMirror-wrap");
findMaxLine(cm);
}
estimateLineHeights(cm);
regChange(cm);
clearCaches(cm);
setTimeout(function(){updateScrollbars(cm);}, 100);
}
// Returns a function that estimates the height of a line, to use as
// first approximation until the line becomes visible (and is thus
// properly measurable).
function estimateHeight(cm) {
var th = textHeight(cm.display), wrapping = cm.options.lineWrapping;
var perLine = wrapping && Math.max(5, cm.display.scroller.clientWidth / charWidth(cm.display) - 3);
return function(line) {
if (lineIsHidden(cm.doc, line)) return 0;
var widgetsHeight = 0;
if (line.widgets) for (var i = 0; i < line.widgets.length; i++) {
if (line.widgets[i].height) widgetsHeight += line.widgets[i].height;
}
if (wrapping)
return widgetsHeight + (Math.ceil(line.text.length / perLine) || 1) * th;
else
return widgetsHeight + th;
};
}
function estimateLineHeights(cm) {
var doc = cm.doc, est = estimateHeight(cm);
doc.iter(function(line) {
var estHeight = est(line);
if (estHeight != line.height) updateLineHeight(line, estHeight);
});
}
function themeChanged(cm) {
cm.display.wrapper.className = cm.display.wrapper.className.replace(/\s*cm-s-\S+/g, "") +
cm.options.theme.replace(/(^|\s)\s*/g, " cm-s-");
clearCaches(cm);
}
function guttersChanged(cm) {
updateGutters(cm);
regChange(cm);
setTimeout(function(){alignHorizontally(cm);}, 20);
}
// Rebuild the gutter elements, ensure the margin to the left of the
// code matches their width.
function updateGutters(cm) {
var gutters = cm.display.gutters, specs = cm.options.gutters;
removeChildren(gutters);
for (var i = 0; i < specs.length; ++i) {
var gutterClass = specs[i];
var gElt = gutters.appendChild(elt("div", null, "CodeMirror-gutter " + gutterClass));
if (gutterClass == "CodeMirror-linenumbers") {
cm.display.lineGutter = gElt;
gElt.style.width = (cm.display.lineNumWidth || 1) + "px";
}
}
gutters.style.display = i ? "" : "none";
updateGutterSpace(cm);
}
function updateGutterSpace(cm) {
var width = cm.display.gutters.offsetWidth;
cm.display.sizer.style.marginLeft = width + "px";
}
// Compute the character length of a line, taking into account
// collapsed ranges (see markText) that might hide parts, and join
// other lines onto it.
function lineLength(line) {
if (line.height == 0) return 0;
var len = line.text.length, merged, cur = line;
while (merged = collapsedSpanAtStart(cur)) {
var found = merged.find(0, true);
cur = found.from.line;
len += found.from.ch - found.to.ch;
}
cur = line;
while (merged = collapsedSpanAtEnd(cur)) {
var found = merged.find(0, true);
len -= cur.text.length - found.from.ch;
cur = found.to.line;
len += cur.text.length - found.to.ch;
}
return len;
}
// Find the longest line in the document.
function findMaxLine(cm) {
var d = cm.display, doc = cm.doc;
d.maxLine = getLine(doc, doc.first);
d.maxLineLength = lineLength(d.maxLine);
d.maxLineChanged = true;
doc.iter(function(line) {
var len = lineLength(line);
if (len > d.maxLineLength) {
d.maxLineLength = len;
d.maxLine = line;
}
});
}
// Make sure the gutters options contains the element
// "CodeMirror-linenumbers" when the lineNumbers option is true.
function setGuttersForLineNumbers(options) {
var found = indexOf(options.gutters, "CodeMirror-linenumbers");
if (found == -1 && options.lineNumbers) {
options.gutters = options.gutters.concat(["CodeMirror-linenumbers"]);
} else if (found > -1 && !options.lineNumbers) {
options.gutters = options.gutters.slice(0);
options.gutters.splice(found, 1);
}
}
// SCROLLBARS
// Prepare DOM reads needed to update the scrollbars. Done in one
// shot to minimize update/measure roundtrips.
function measureForScrollbars(cm) {
var d = cm.display, gutterW = d.gutters.offsetWidth;
var docH = Math.round(cm.doc.height + paddingVert(cm.display));
return {
clientHeight: d.scroller.clientHeight,
viewHeight: d.wrapper.clientHeight,
scrollWidth: d.scroller.scrollWidth, clientWidth: d.scroller.clientWidth,
viewWidth: d.wrapper.clientWidth,
barLeft: cm.options.fixedGutter ? gutterW : 0,
docHeight: docH,
scrollHeight: docH + scrollGap(cm) + d.barHeight,
nativeBarWidth: d.nativeBarWidth,
gutterWidth: gutterW
};
}
function NativeScrollbars(place, scroll, cm) {
this.cm = cm;
var vert = this.vert = elt("div", [elt("div", null, null, "min-width: 1px")], "CodeMirror-vscrollbar");
var horiz = this.horiz = elt("div", [elt("div", null, null, "height: 100%; min-height: 1px")], "CodeMirror-hscrollbar");
place(vert); place(horiz);
on(vert, "scroll", function() {
if (vert.clientHeight) scroll(vert.scrollTop, "vertical");
});
on(horiz, "scroll", function() {
if (horiz.clientWidth) scroll(horiz.scrollLeft, "horizontal");
});
this.checkedZeroWidth = false;
// Need to set a minimum width to see the scrollbar on IE7 (but must not set it on IE8).
if (ie && ie_version < 8) this.horiz.style.minHeight = this.vert.style.minWidth = "18px";
}
NativeScrollbars.prototype = copyObj({
update: function(measure) {
var needsH = measure.scrollWidth > measure.clientWidth + 1;
var needsV = measure.scrollHeight > measure.clientHeight + 1;
var sWidth = measure.nativeBarWidth;
if (needsV) {
this.vert.style.display = "block";
this.vert.style.bottom = needsH ? sWidth + "px" : "0";
var totalHeight = measure.viewHeight - (needsH ? sWidth : 0);
// A bug in IE8 can cause this value to be negative, so guard it.
this.vert.firstChild.style.height =
Math.max(0, measure.scrollHeight - measure.clientHeight + totalHeight) + "px";
} else {
this.vert.style.display = "";
this.vert.firstChild.style.height = "0";
}
if (needsH) {
this.horiz.style.display = "block";
this.horiz.style.right = needsV ? sWidth + "px" : "0";
this.horiz.style.left = measure.barLeft + "px";
var totalWidth = measure.viewWidth - measure.barLeft - (needsV ? sWidth : 0);
this.horiz.firstChild.style.width =
(measure.scrollWidth - measure.clientWidth + totalWidth) + "px";
} else {
this.horiz.style.display = "";
this.horiz.firstChild.style.width = "0";
}
if (!this.checkedZeroWidth && measure.clientHeight > 0) {
if (sWidth == 0) this.zeroWidthHack();
this.checkedZeroWidth = true;
}
return {right: needsV ? sWidth : 0, bottom: needsH ? sWidth : 0};
},
setScrollLeft: function(pos) {
if (this.horiz.scrollLeft != pos) this.horiz.scrollLeft = pos;
if (this.disableHoriz) this.enableZeroWidthBar(this.horiz, this.disableHoriz);
},
setScrollTop: function(pos) {
if (this.vert.scrollTop != pos) this.vert.scrollTop = pos;
if (this.disableVert) this.enableZeroWidthBar(this.vert, this.disableVert);
},
zeroWidthHack: function() {
var w = mac && !mac_geMountainLion ? "12px" : "18px";
this.horiz.style.height = this.vert.style.width = w;
this.horiz.style.pointerEvents = this.vert.style.pointerEvents = "none";
this.disableHoriz = new Delayed;
this.disableVert = new Delayed;
},
enableZeroWidthBar: function(bar, delay) {
bar.style.pointerEvents = "auto";
function maybeDisable() {
// To find out whether the scrollbar is still visible, we
// check whether the element under the pixel in the bottom
// left corner of the scrollbar box is the scrollbar box
// itself (when the bar is still visible) or its filler child
// (when the bar is hidden). If it is still visible, we keep
// it enabled, if it's hidden, we disable pointer events.
var box = bar.getBoundingClientRect();
var elt = document.elementFromPoint(box.left + 1, box.bottom - 1);
if (elt != bar) bar.style.pointerEvents = "none";
else delay.set(1000, maybeDisable);
}
delay.set(1000, maybeDisable);
},
clear: function() {
var parent = this.horiz.parentNode;
parent.removeChild(this.horiz);
parent.removeChild(this.vert);
}
}, NativeScrollbars.prototype);
function NullScrollbars() {}
NullScrollbars.prototype = copyObj({
update: function() { return {bottom: 0, right: 0}; },
setScrollLeft: function() {},
setScrollTop: function() {},
clear: function() {}
}, NullScrollbars.prototype);
CodeMirror.scrollbarModel = {"native": NativeScrollbars, "null": NullScrollbars};
function initScrollbars(cm) {
if (cm.display.scrollbars) {
cm.display.scrollbars.clear();
if (cm.display.scrollbars.addClass)
rmClass(cm.display.wrapper, cm.display.scrollbars.addClass);
}
cm.display.scrollbars = new CodeMirror.scrollbarModel[cm.options.scrollbarStyle](function(node) {
cm.display.wrapper.insertBefore(node, cm.display.scrollbarFiller);
// Prevent clicks in the scrollbars from killing focus
on(node, "mousedown", function() {
if (cm.state.focused) setTimeout(function() { cm.display.input.focus(); }, 0);
});
node.setAttribute("cm-not-content", "true");
}, function(pos, axis) {
if (axis == "horizontal") setScrollLeft(cm, pos);
else setScrollTop(cm, pos);
}, cm);
if (cm.display.scrollbars.addClass)
addClass(cm.display.wrapper, cm.display.scrollbars.addClass);
}
function updateScrollbars(cm, measure) {
if (!measure) measure = measureForScrollbars(cm);
var startWidth = cm.display.barWidth, startHeight = cm.display.barHeight;
updateScrollbarsInner(cm, measure);
for (var i = 0; i < 4 && startWidth != cm.display.barWidth || startHeight != cm.display.barHeight; i++) {
if (startWidth != cm.display.barWidth && cm.options.lineWrapping)
updateHeightsInViewport(cm);
updateScrollbarsInner(cm, measureForScrollbars(cm));
startWidth = cm.display.barWidth; startHeight = cm.display.barHeight;
}
}
// Re-synchronize the fake scrollbars with the actual size of the
// content.
function updateScrollbarsInner(cm, measure) {
var d = cm.display;
var sizes = d.scrollbars.update(measure);
d.sizer.style.paddingRight = (d.barWidth = sizes.right) + "px";
d.sizer.style.paddingBottom = (d.barHeight = sizes.bottom) + "px";
d.heightForcer.style.borderBottom = sizes.bottom + "px solid transparent"
if (sizes.right && sizes.bottom) {
d.scrollbarFiller.style.display = "block";
d.scrollbarFiller.style.height = sizes.bottom + "px";
d.scrollbarFiller.style.width = sizes.right + "px";
} else d.scrollbarFiller.style.display = "";
if (sizes.bottom && cm.options.coverGutterNextToScrollbar && cm.options.fixedGutter) {
d.gutterFiller.style.display = "block";
d.gutterFiller.style.height = sizes.bottom + "px";
d.gutterFiller.style.width = measure.gutterWidth + "px";
} else d.gutterFiller.style.display = "";
}
// Compute the lines that are visible in a given viewport (defaults
// the the current scroll position). viewport may contain top,
// height, and ensure (see op.scrollToPos) properties.
function visibleLines(display, doc, viewport) {
var top = viewport && viewport.top != null ? Math.max(0, viewport.top) : display.scroller.scrollTop;
top = Math.floor(top - paddingTop(display));
var bottom = viewport && viewport.bottom != null ? viewport.bottom : top + display.wrapper.clientHeight;
var from = lineAtHeight(doc, top), to = lineAtHeight(doc, bottom);
// Ensure is a {from: {line, ch}, to: {line, ch}} object, and
// forces those lines into the viewport (if possible).
if (viewport && viewport.ensure) {
var ensureFrom = viewport.ensure.from.line, ensureTo = viewport.ensure.to.line;
if (ensureFrom < from) {
from = ensureFrom;
to = lineAtHeight(doc, heightAtLine(getLine(doc, ensureFrom)) + display.wrapper.clientHeight);
} else if (Math.min(ensureTo, doc.lastLine()) >= to) {
from = lineAtHeight(doc, heightAtLine(getLine(doc, ensureTo)) - display.wrapper.clientHeight);
to = ensureTo;
}
}
return {from: from, to: Math.max(to, from + 1)};
}
// LINE NUMBERS
// Re-align line numbers and gutter marks to compensate for
// horizontal scrolling.
function alignHorizontally(cm) {
var display = cm.display, view = display.view;
if (!display.alignWidgets && (!display.gutters.firstChild || !cm.options.fixedGutter)) return;
var comp = compensateForHScroll(display) - display.scroller.scrollLeft + cm.doc.scrollLeft;
var gutterW = display.gutters.offsetWidth, left = comp + "px";
for (var i = 0; i < view.length; i++) if (!view[i].hidden) {
if (cm.options.fixedGutter && view[i].gutter)
view[i].gutter.style.left = left;
var align = view[i].alignable;
if (align) for (var j = 0; j < align.length; j++)
align[j].style.left = left;
}
if (cm.options.fixedGutter)
display.gutters.style.left = (comp + gutterW) + "px";
}
// Used to ensure that the line number gutter is still the right
// size for the current document size. Returns true when an update
// is needed.
function maybeUpdateLineNumberWidth(cm) {
if (!cm.options.lineNumbers) return false;
var doc = cm.doc, last = lineNumberFor(cm.options, doc.first + doc.size - 1), display = cm.display;
if (last.length != display.lineNumChars) {
var test = display.measure.appendChild(elt("div", [elt("div", last)],
"CodeMirror-linenumber CodeMirror-gutter-elt"));
var innerW = test.firstChild.offsetWidth, padding = test.offsetWidth - innerW;
display.lineGutter.style.width = "";
display.lineNumInnerWidth = Math.max(innerW, display.lineGutter.offsetWidth - padding) + 1;
display.lineNumWidth = display.lineNumInnerWidth + padding;
display.lineNumChars = display.lineNumInnerWidth ? last.length : -1;
display.lineGutter.style.width = display.lineNumWidth + "px";
updateGutterSpace(cm);
return true;
}
return false;
}
function lineNumberFor(options, i) {
return String(options.lineNumberFormatter(i + options.firstLineNumber));
}
// Computes display.scroller.scrollLeft + display.gutters.offsetWidth,
// but using getBoundingClientRect to get a sub-pixel-accurate
// result.
function compensateForHScroll(display) {
return display.scroller.getBoundingClientRect().left - display.sizer.getBoundingClientRect().left;
}
// DISPLAY DRAWING
function DisplayUpdate(cm, viewport, force) {
var display = cm.display;
this.viewport = viewport;
// Store some values that we'll need later (but don't want to force a relayout for)
this.visible = visibleLines(display, cm.doc, viewport);
this.editorIsHidden = !display.wrapper.offsetWidth;
this.wrapperHeight = display.wrapper.clientHeight;
this.wrapperWidth = display.wrapper.clientWidth;
this.oldDisplayWidth = displayWidth(cm);
this.force = force;
this.dims = getDimensions(cm);
this.events = [];
}
DisplayUpdate.prototype.signal = function(emitter, type) {
if (hasHandler(emitter, type))
this.events.push(arguments);
};
DisplayUpdate.prototype.finish = function() {
for (var i = 0; i < this.events.length; i++)
signal.apply(null, this.events[i]);
};
function maybeClipScrollbars(cm) {
var display = cm.display;
if (!display.scrollbarsClipped && display.scroller.offsetWidth) {
display.nativeBarWidth = display.scroller.offsetWidth - display.scroller.clientWidth;
display.heightForcer.style.height = scrollGap(cm) + "px";
display.sizer.style.marginBottom = -display.nativeBarWidth + "px";
display.sizer.style.borderRightWidth = scrollGap(cm) + "px";
display.scrollbarsClipped = true;
}
}
// Does the actual updating of the line display. Bails out
// (returning false) when there is nothing to be done and forced is
// false.
function updateDisplayIfNeeded(cm, update) {
var display = cm.display, doc = cm.doc;
if (update.editorIsHidden) {
resetView(cm);
return false;
}
// Bail out if the visible area is already rendered and nothing changed.
if (!update.force &&
update.visible.from >= display.viewFrom && update.visible.to <= display.viewTo &&
(display.updateLineNumbers == null || display.updateLineNumbers >= display.viewTo) &&
display.renderedView == display.view && countDirtyView(cm) == 0)
return false;
if (maybeUpdateLineNumberWidth(cm)) {
resetView(cm);
update.dims = getDimensions(cm);
}
// Compute a suitable new viewport (from & to)
var end = doc.first + doc.size;
var from = Math.max(update.visible.from - cm.options.viewportMargin, doc.first);
var to = Math.min(end, update.visible.to + cm.options.viewportMargin);
if (display.viewFrom < from && from - display.viewFrom < 20) from = Math.max(doc.first, display.viewFrom);
if (display.viewTo > to && display.viewTo - to < 20) to = Math.min(end, display.viewTo);
if (sawCollapsedSpans) {
from = visualLineNo(cm.doc, from);
to = visualLineEndNo(cm.doc, to);
}
var different = from != display.viewFrom || to != display.viewTo ||
display.lastWrapHeight != update.wrapperHeight || display.lastWrapWidth != update.wrapperWidth;
adjustView(cm, from, to);
display.viewOffset = heightAtLine(getLine(cm.doc, display.viewFrom));
// Position the mover div to align with the current scroll position
cm.display.mover.style.top = display.viewOffset + "px";
var toUpdate = countDirtyView(cm);
if (!different && toUpdate == 0 && !update.force && display.renderedView == display.view &&
(display.updateLineNumbers == null || display.updateLineNumbers >= display.viewTo))
return false;
// For big changes, we hide the enclosing element during the
// update, since that speeds up the operations on most browsers.
var focused = activeElt();
if (toUpdate > 4) display.lineDiv.style.display = "none";
patchDisplay(cm, display.updateLineNumbers, update.dims);
if (toUpdate > 4) display.lineDiv.style.display = "";
display.renderedView = display.view;
// There might have been a widget with a focused element that got
// hidden or updated, if so re-focus it.
if (focused && activeElt() != focused && focused.offsetHeight) focused.focus();
// Prevent selection and cursors from interfering with the scroll
// width and height.
removeChildren(display.cursorDiv);
removeChildren(display.selectionDiv);
display.gutters.style.height = display.sizer.style.minHeight = 0;
if (different) {
display.lastWrapHeight = update.wrapperHeight;
display.lastWrapWidth = update.wrapperWidth;
startWorker(cm, 400);
}
display.updateLineNumbers = null;
return true;
}
function postUpdateDisplay(cm, update) {
var viewport = update.viewport;
for (var first = true;; first = false) {
if (!first || !cm.options.lineWrapping || update.oldDisplayWidth == displayWidth(cm)) {
// Clip forced viewport to actual scrollable area.
if (viewport && viewport.top != null)
viewport = {top: Math.min(cm.doc.height + paddingVert(cm.display) - displayHeight(cm), viewport.top)};
// Updated line heights might result in the drawn area not
// actually covering the viewport. Keep looping until it does.
update.visible = visibleLines(cm.display, cm.doc, viewport);
if (update.visible.from >= cm.display.viewFrom && update.visible.to <= cm.display.viewTo)
break;
}
if (!updateDisplayIfNeeded(cm, update)) break;
updateHeightsInViewport(cm);
var barMeasure = measureForScrollbars(cm);
updateSelection(cm);
updateScrollbars(cm, barMeasure);
setDocumentHeight(cm, barMeasure);
}
update.signal(cm, "update", cm);
if (cm.display.viewFrom != cm.display.reportedViewFrom || cm.display.viewTo != cm.display.reportedViewTo) {
update.signal(cm, "viewportChange", cm, cm.display.viewFrom, cm.display.viewTo);
cm.display.reportedViewFrom = cm.display.viewFrom; cm.display.reportedViewTo = cm.display.viewTo;
}
}
function updateDisplaySimple(cm, viewport) {
var update = new DisplayUpdate(cm, viewport);
if (updateDisplayIfNeeded(cm, update)) {
updateHeightsInViewport(cm);
postUpdateDisplay(cm, update);
var barMeasure = measureForScrollbars(cm);
updateSelection(cm);
updateScrollbars(cm, barMeasure);
setDocumentHeight(cm, barMeasure);
update.finish();
}
}
function setDocumentHeight(cm, measure) {
cm.display.sizer.style.minHeight = measure.docHeight + "px";
cm.display.heightForcer.style.top = measure.docHeight + "px";
cm.display.gutters.style.height = (measure.docHeight + cm.display.barHeight + scrollGap(cm)) + "px";
}
// Read the actual heights of the rendered lines, and update their
// stored heights to match.
function updateHeightsInViewport(cm) {
var display = cm.display;
var prevBottom = display.lineDiv.offsetTop;
for (var i = 0; i < display.view.length; i++) {
var cur = display.view[i], height;
if (cur.hidden) continue;
if (ie && ie_version < 8) {
var bot = cur.node.offsetTop + cur.node.offsetHeight;
height = bot - prevBottom;
prevBottom = bot;
} else {
var box = cur.node.getBoundingClientRect();
height = box.bottom - box.top;
}
var diff = cur.line.height - height;
if (height < 2) height = textHeight(display);
if (diff > .001 || diff < -.001) {
updateLineHeight(cur.line, height);
updateWidgetHeight(cur.line);
if (cur.rest) for (var j = 0; j < cur.rest.length; j++)
updateWidgetHeight(cur.rest[j]);
}
}
}
// Read and store the height of line widgets associated with the
// given line.
function updateWidgetHeight(line) {
if (line.widgets) for (var i = 0; i < line.widgets.length; ++i)
line.widgets[i].height = line.widgets[i].node.parentNode.offsetHeight;
}
// Do a bulk-read of the DOM positions and sizes needed to draw the
// view, so that we don't interleave reading and writing to the DOM.
function getDimensions(cm) {
var d = cm.display, left = {}, width = {};
var gutterLeft = d.gutters.clientLeft;
for (var n = d.gutters.firstChild, i = 0; n; n = n.nextSibling, ++i) {
left[cm.options.gutters[i]] = n.offsetLeft + n.clientLeft + gutterLeft;
width[cm.options.gutters[i]] = n.clientWidth;
}
return {fixedPos: compensateForHScroll(d),
gutterTotalWidth: d.gutters.offsetWidth,
gutterLeft: left,
gutterWidth: width,
wrapperWidth: d.wrapper.clientWidth};
}
// Sync the actual display DOM structure with display.view, removing
// nodes for lines that are no longer in view, and creating the ones
// that are not there yet, and updating the ones that are out of
// date.
function patchDisplay(cm, updateNumbersFrom, dims) {
var display = cm.display, lineNumbers = cm.options.lineNumbers;
var container = display.lineDiv, cur = container.firstChild;
function rm(node) {
var next = node.nextSibling;
// Works around a throw-scroll bug in OS X Webkit
if (webkit && mac && cm.display.currentWheelTarget == node)
node.style.display = "none";
else
node.parentNode.removeChild(node);
return next;
}
var view = display.view, lineN = display.viewFrom;
// Loop over the elements in the view, syncing cur (the DOM nodes
// in display.lineDiv) with the view as we go.
for (var i = 0; i < view.length; i++) {
var lineView = view[i];
if (lineView.hidden) {
} else if (!lineView.node || lineView.node.parentNode != container) { // Not drawn yet
var node = buildLineElement(cm, lineView, lineN, dims);
container.insertBefore(node, cur);
} else { // Already drawn
while (cur != lineView.node) cur = rm(cur);
var updateNumber = lineNumbers && updateNumbersFrom != null &&
updateNumbersFrom <= lineN && lineView.lineNumber;
if (lineView.changes) {
if (indexOf(lineView.changes, "gutter") > -1) updateNumber = false;
updateLineForChanges(cm, lineView, lineN, dims);
}
if (updateNumber) {
removeChildren(lineView.lineNumber);
lineView.lineNumber.appendChild(document.createTextNode(lineNumberFor(cm.options, lineN)));
}
cur = lineView.node.nextSibling;
}
lineN += lineView.size;
}
while (cur) cur = rm(cur);
}
// When an aspect of a line changes, a string is added to
// lineView.changes. This updates the relevant part of the line's
// DOM structure.
function updateLineForChanges(cm, lineView, lineN, dims) {
for (var j = 0; j < lineView.changes.length; j++) {
var type = lineView.changes[j];
if (type == "text") updateLineText(cm, lineView);
else if (type == "gutter") updateLineGutter(cm, lineView, lineN, dims);
else if (type == "class") updateLineClasses(lineView);
else if (type == "widget") updateLineWidgets(cm, lineView, dims);
}
lineView.changes = null;
}
// Lines with gutter elements, widgets or a background class need to
// be wrapped, and have the extra elements added to the wrapper div
function ensureLineWrapped(lineView) {
if (lineView.node == lineView.text) {
lineView.node = elt("div", null, null, "position: relative");
if (lineView.text.parentNode)
lineView.text.parentNode.replaceChild(lineView.node, lineView.text);
lineView.node.appendChild(lineView.text);
if (ie && ie_version < 8) lineView.node.style.zIndex = 2;
}
return lineView.node;
}
function updateLineBackground(lineView) {
var cls = lineView.bgClass ? lineView.bgClass + " " + (lineView.line.bgClass || "") : lineView.line.bgClass;
if (cls) cls += " CodeMirror-linebackground";
if (lineView.background) {
if (cls) lineView.background.className = cls;
else { lineView.background.parentNode.removeChild(lineView.background); lineView.background = null; }
} else if (cls) {
var wrap = ensureLineWrapped(lineView);
lineView.background = wrap.insertBefore(elt("div", null, cls), wrap.firstChild);
}
}
// Wrapper around buildLineContent which will reuse the structure
// in display.externalMeasured when possible.
function getLineContent(cm, lineView) {
var ext = cm.display.externalMeasured;
if (ext && ext.line == lineView.line) {
cm.display.externalMeasured = null;
lineView.measure = ext.measure;
return ext.built;
}
return buildLineContent(cm, lineView);
}
// Redraw the line's text. Interacts with the background and text
// classes because the mode may output tokens that influence these
// classes.
function updateLineText(cm, lineView) {
var cls = lineView.text.className;
var built = getLineContent(cm, lineView);
if (lineView.text == lineView.node) lineView.node = built.pre;
lineView.text.parentNode.replaceChild(built.pre, lineView.text);
lineView.text = built.pre;
if (built.bgClass != lineView.bgClass || built.textClass != lineView.textClass) {
lineView.bgClass = built.bgClass;
lineView.textClass = built.textClass;
updateLineClasses(lineView);
} else if (cls) {
lineView.text.className = cls;
}
}
function updateLineClasses(lineView) {
updateLineBackground(lineView);
if (lineView.line.wrapClass)
ensureLineWrapped(lineView).className = lineView.line.wrapClass;
else if (lineView.node != lineView.text)
lineView.node.className = "";
var textClass = lineView.textClass ? lineView.textClass + " " + (lineView.line.textClass || "") : lineView.line.textClass;
lineView.text.className = textClass || "";
}
function updateLineGutter(cm, lineView, lineN, dims) {
if (lineView.gutter) {
lineView.node.removeChild(lineView.gutter);
lineView.gutter = null;
}
if (lineView.gutterBackground) {
lineView.node.removeChild(lineView.gutterBackground);
lineView.gutterBackground = null;
}
if (lineView.line.gutterClass) {
var wrap = ensureLineWrapped(lineView);
lineView.gutterBackground = elt("div", null, "CodeMirror-gutter-background " + lineView.line.gutterClass,
"left: " + (cm.options.fixedGutter ? dims.fixedPos : -dims.gutterTotalWidth) +
"px; width: " + dims.gutterTotalWidth + "px");
wrap.insertBefore(lineView.gutterBackground, lineView.text);
}
var markers = lineView.line.gutterMarkers;
if (cm.options.lineNumbers || markers) {
var wrap = ensureLineWrapped(lineView);
var gutterWrap = lineView.gutter = elt("div", null, "CodeMirror-gutter-wrapper", "left: " +
(cm.options.fixedGutter ? dims.fixedPos : -dims.gutterTotalWidth) + "px");
cm.display.input.setUneditable(gutterWrap);
wrap.insertBefore(gutterWrap, lineView.text);
if (lineView.line.gutterClass)
gutterWrap.className += " " + lineView.line.gutterClass;
if (cm.options.lineNumbers && (!markers || !markers["CodeMirror-linenumbers"]))
lineView.lineNumber = gutterWrap.appendChild(
elt("div", lineNumberFor(cm.options, lineN),
"CodeMirror-linenumber CodeMirror-gutter-elt",
"left: " + dims.gutterLeft["CodeMirror-linenumbers"] + "px; width: "
+ cm.display.lineNumInnerWidth + "px"));
if (markers) for (var k = 0; k < cm.options.gutters.length; ++k) {
var id = cm.options.gutters[k], found = markers.hasOwnProperty(id) && markers[id];
if (found)
gutterWrap.appendChild(elt("div", [found], "CodeMirror-gutter-elt", "left: " +
dims.gutterLeft[id] + "px; width: " + dims.gutterWidth[id] + "px"));
}
}
}
function updateLineWidgets(cm, lineView, dims) {
if (lineView.alignable) lineView.alignable = null;
for (var node = lineView.node.firstChild, next; node; node = next) {
var next = node.nextSibling;
if (node.className == "CodeMirror-linewidget")
lineView.node.removeChild(node);
}
insertLineWidgets(cm, lineView, dims);
}
// Build a line's DOM representation from scratch
function buildLineElement(cm, lineView, lineN, dims) {
var built = getLineContent(cm, lineView);
lineView.text = lineView.node = built.pre;
if (built.bgClass) lineView.bgClass = built.bgClass;
if (built.textClass) lineView.textClass = built.textClass;
updateLineClasses(lineView);
updateLineGutter(cm, lineView, lineN, dims);
insertLineWidgets(cm, lineView, dims);
return lineView.node;
}
// A lineView may contain multiple logical lines (when merged by
// collapsed spans). The widgets for all of them need to be drawn.
function insertLineWidgets(cm, lineView, dims) {
insertLineWidgetsFor(cm, lineView.line, lineView, dims, true);
if (lineView.rest) for (var i = 0; i < lineView.rest.length; i++)
insertLineWidgetsFor(cm, lineView.rest[i], lineView, dims, false);
}
function insertLineWidgetsFor(cm, line, lineView, dims, allowAbove) {
if (!line.widgets) return;
var wrap = ensureLineWrapped(lineView);
for (var i = 0, ws = line.widgets; i < ws.length; ++i) {
var widget = ws[i], node = elt("div", [widget.node], "CodeMirror-linewidget");
if (!widget.handleMouseEvents) node.setAttribute("cm-ignore-events", "true");
positionLineWidget(widget, node, lineView, dims);
cm.display.input.setUneditable(node);
if (allowAbove && widget.above)
wrap.insertBefore(node, lineView.gutter || lineView.text);
else
wrap.appendChild(node);
signalLater(widget, "redraw");
}
}
function positionLineWidget(widget, node, lineView, dims) {
if (widget.noHScroll) {
(lineView.alignable || (lineView.alignable = [])).push(node);
var width = dims.wrapperWidth;
node.style.left = dims.fixedPos + "px";
if (!widget.coverGutter) {
width -= dims.gutterTotalWidth;
node.style.paddingLeft = dims.gutterTotalWidth + "px";
}
node.style.width = width + "px";
}
if (widget.coverGutter) {
node.style.zIndex = 5;
node.style.position = "relative";
if (!widget.noHScroll) node.style.marginLeft = -dims.gutterTotalWidth + "px";
}
}
// POSITION OBJECT
// A Pos instance represents a position within the text.
var Pos = CodeMirror.Pos = function(line, ch) {
if (!(this instanceof Pos)) return new Pos(line, ch);
this.line = line; this.ch = ch;
};
// Compare two positions, return 0 if they are the same, a negative
// number when a is less, and a positive number otherwise.
var cmp = CodeMirror.cmpPos = function(a, b) { return a.line - b.line || a.ch - b.ch; };
function copyPos(x) {return Pos(x.line, x.ch);}
function maxPos(a, b) { return cmp(a, b) < 0 ? b : a; }
function minPos(a, b) { return cmp(a, b) < 0 ? a : b; }
// INPUT HANDLING
function ensureFocus(cm) {
if (!cm.state.focused) { cm.display.input.focus(); onFocus(cm); }
}
// This will be set to a {lineWise: bool, text: [string]} object, so
// that, when pasting, we know what kind of selections the copied
// text was made out of.
var lastCopied = null;
function applyTextInput(cm, inserted, deleted, sel, origin) {
var doc = cm.doc;
cm.display.shift = false;
if (!sel) sel = doc.sel;
var paste = cm.state.pasteIncoming || origin == "paste";
var textLines = doc.splitLines(inserted), multiPaste = null
// When pasing N lines into N selections, insert one line per selection
if (paste && sel.ranges.length > 1) {
if (lastCopied && lastCopied.text.join("\n") == inserted) {
if (sel.ranges.length % lastCopied.text.length == 0) {
multiPaste = [];
for (var i = 0; i < lastCopied.text.length; i++)
multiPaste.push(doc.splitLines(lastCopied.text[i]));
}
} else if (textLines.length == sel.ranges.length) {
multiPaste = map(textLines, function(l) { return [l]; });
}
}
// Normal behavior is to insert the new text into every selection
for (var i = sel.ranges.length - 1; i >= 0; i--) {
var range = sel.ranges[i];
var from = range.from(), to = range.to();
if (range.empty()) {
if (deleted && deleted > 0) // Handle deletion
from = Pos(from.line, from.ch - deleted);
else if (cm.state.overwrite && !paste) // Handle overwrite
to = Pos(to.line, Math.min(getLine(doc, to.line).text.length, to.ch + lst(textLines).length));
else if (lastCopied && lastCopied.lineWise && lastCopied.text.join("\n") == inserted)
from = to = Pos(from.line, 0)
}
var updateInput = cm.curOp.updateInput;
var changeEvent = {from: from, to: to, text: multiPaste ? multiPaste[i % multiPaste.length] : textLines,
origin: origin || (paste ? "paste" : cm.state.cutIncoming ? "cut" : "+input")};
makeChange(cm.doc, changeEvent);
signalLater(cm, "inputRead", cm, changeEvent);
}
if (inserted && !paste)
triggerElectric(cm, inserted);
ensureCursorVisible(cm);
cm.curOp.updateInput = updateInput;
cm.curOp.typing = true;
cm.state.pasteIncoming = cm.state.cutIncoming = false;
}
function handlePaste(e, cm) {
var pasted = e.clipboardData && e.clipboardData.getData("text/plain");
if (pasted) {
e.preventDefault();
if (!cm.isReadOnly() && !cm.options.disableInput)
runInOp(cm, function() { applyTextInput(cm, pasted, 0, null, "paste"); });
return true;
}
}
function triggerElectric(cm, inserted) {
// When an 'electric' character is inserted, immediately trigger a reindent
if (!cm.options.electricChars || !cm.options.smartIndent) return;
var sel = cm.doc.sel;
for (var i = sel.ranges.length - 1; i >= 0; i--) {
var range = sel.ranges[i];
if (range.head.ch > 100 || (i && sel.ranges[i - 1].head.line == range.head.line)) continue;
var mode = cm.getModeAt(range.head);
var indented = false;
if (mode.electricChars) {
for (var j = 0; j < mode.electricChars.length; j++)
if (inserted.indexOf(mode.electricChars.charAt(j)) > -1) {
indented = indentLine(cm, range.head.line, "smart");
break;
}
} else if (mode.electricInput) {
if (mode.electricInput.test(getLine(cm.doc, range.head.line).text.slice(0, range.head.ch)))
indented = indentLine(cm, range.head.line, "smart");
}
if (indented) signalLater(cm, "electricInput", cm, range.head.line);
}
}
function copyableRanges(cm) {
var text = [], ranges = [];
for (var i = 0; i < cm.doc.sel.ranges.length; i++) {
var line = cm.doc.sel.ranges[i].head.line;
var lineRange = {anchor: Pos(line, 0), head: Pos(line + 1, 0)};
ranges.push(lineRange);
text.push(cm.getRange(lineRange.anchor, lineRange.head));
}
return {text: text, ranges: ranges};
}
function disableBrowserMagic(field) {
field.setAttribute("autocorrect", "off");
field.setAttribute("autocapitalize", "off");
field.setAttribute("spellcheck", "false");
}
// TEXTAREA INPUT STYLE
function TextareaInput(cm) {
this.cm = cm;
// See input.poll and input.reset
this.prevInput = "";
// Flag that indicates whether we expect input to appear real soon
// now (after some event like 'keypress' or 'input') and are
// polling intensively.
this.pollingFast = false;
// Self-resetting timeout for the poller
this.polling = new Delayed();
// Tracks when input.reset has punted to just putting a short
// string into the textarea instead of the full selection.
this.inaccurateSelection = false;
// Used to work around IE issue with selection being forgotten when focus moves away from textarea
this.hasSelection = false;
this.composing = null;
};
function hiddenTextarea() {
var te = elt("textarea", null, null, "position: absolute; padding: 0; width: 1px; height: 1em; outline: none");
var div = elt("div", [te], null, "overflow: hidden; position: relative; width: 3px; height: 0px;");
// The textarea is kept positioned near the cursor to prevent the
// fact that it'll be scrolled into view on input from scrolling
// our fake cursor out of view. On webkit, when wrap=off, paste is
// very slow. So make the area wide instead.
if (webkit) te.style.width = "1000px";
else te.setAttribute("wrap", "off");
// If border: 0; -- iOS fails to open keyboard (issue #1287)
if (ios) te.style.border = "1px solid black";
disableBrowserMagic(te);
return div;
}
TextareaInput.prototype = copyObj({
init: function(display) {
var input = this, cm = this.cm;
// Wraps and hides input textarea
var div = this.wrapper = hiddenTextarea();
// The semihidden textarea that is focused when the editor is
// focused, and receives input.
var te = this.textarea = div.firstChild;
display.wrapper.insertBefore(div, display.wrapper.firstChild);
// Needed to hide big blue blinking cursor on Mobile Safari (doesn't seem to work in iOS 8 anymore)
if (ios) te.style.width = "0px";
on(te, "input", function() {
if (ie && ie_version >= 9 && input.hasSelection) input.hasSelection = null;
input.poll();
});
on(te, "paste", function(e) {
if (signalDOMEvent(cm, e) || handlePaste(e, cm)) return
cm.state.pasteIncoming = true;
input.fastPoll();
});
function prepareCopyCut(e) {
if (signalDOMEvent(cm, e)) return
if (cm.somethingSelected()) {
lastCopied = {lineWise: false, text: cm.getSelections()};
if (input.inaccurateSelection) {
input.prevInput = "";
input.inaccurateSelection = false;
te.value = lastCopied.text.join("\n");
selectInput(te);
}
} else if (!cm.options.lineWiseCopyCut) {
return;
} else {
var ranges = copyableRanges(cm);
lastCopied = {lineWise: true, text: ranges.text};
if (e.type == "cut") {
cm.setSelections(ranges.ranges, null, sel_dontScroll);
} else {
input.prevInput = "";
te.value = ranges.text.join("\n");
selectInput(te);
}
}
if (e.type == "cut") cm.state.cutIncoming = true;
}
on(te, "cut", prepareCopyCut);
on(te, "copy", prepareCopyCut);
on(display.scroller, "paste", function(e) {
if (eventInWidget(display, e) || signalDOMEvent(cm, e)) return;
cm.state.pasteIncoming = true;
input.focus();
});
// Prevent normal selection in the editor (we handle our own)
on(display.lineSpace, "selectstart", function(e) {
if (!eventInWidget(display, e)) e_preventDefault(e);
});
on(te, "compositionstart", function() {
var start = cm.getCursor("from");
if (input.composing) input.composing.range.clear()
input.composing = {
start: start,
range: cm.markText(start, cm.getCursor("to"), {className: "CodeMirror-composing"})
};
});
on(te, "compositionend", function() {
if (input.composing) {
input.poll();
input.composing.range.clear();
input.composing = null;
}
});
},
prepareSelection: function() {
// Redraw the selection and/or cursor
var cm = this.cm, display = cm.display, doc = cm.doc;
var result = prepareSelection(cm);
// Move the hidden textarea near the cursor to prevent scrolling artifacts
if (cm.options.moveInputWithCursor) {
var headPos = cursorCoords(cm, doc.sel.primary().head, "div");
var wrapOff = display.wrapper.getBoundingClientRect(), lineOff = display.lineDiv.getBoundingClientRect();
result.teTop = Math.max(0, Math.min(display.wrapper.clientHeight - 10,
headPos.top + lineOff.top - wrapOff.top));
result.teLeft = Math.max(0, Math.min(display.wrapper.clientWidth - 10,
headPos.left + lineOff.left - wrapOff.left));
}
return result;
},
showSelection: function(drawn) {
var cm = this.cm, display = cm.display;
removeChildrenAndAdd(display.cursorDiv, drawn.cursors);
removeChildrenAndAdd(display.selectionDiv, drawn.selection);
if (drawn.teTop != null) {
this.wrapper.style.top = drawn.teTop + "px";
this.wrapper.style.left = drawn.teLeft + "px";
}
},
// Reset the input to correspond to the selection (or to be empty,
// when not typing and nothing is selected)
reset: function(typing) {
if (this.contextMenuPending) return;
var minimal, selected, cm = this.cm, doc = cm.doc;
if (cm.somethingSelected()) {
this.prevInput = "";
var range = doc.sel.primary();
minimal = hasCopyEvent &&
(range.to().line - range.from().line > 100 || (selected = cm.getSelection()).length > 1000);
var content = minimal ? "-" : selected || cm.getSelection();
this.textarea.value = content;
if (cm.state.focused) selectInput(this.textarea);
if (ie && ie_version >= 9) this.hasSelection = content;
} else if (!typing) {
this.prevInput = this.textarea.value = "";
if (ie && ie_version >= 9) this.hasSelection = null;
}
this.inaccurateSelection = minimal;
},
getField: function() { return this.textarea; },
supportsTouch: function() { return false; },
focus: function() {
if (this.cm.options.readOnly != "nocursor" && (!mobile || activeElt() != this.textarea)) {
try { this.textarea.focus(); }
catch (e) {} // IE8 will throw if the textarea is display: none or not in DOM
}
},
blur: function() { this.textarea.blur(); },
resetPosition: function() {
this.wrapper.style.top = this.wrapper.style.left = 0;
},
receivedFocus: function() { this.slowPoll(); },
// Poll for input changes, using the normal rate of polling. This
// runs as long as the editor is focused.
slowPoll: function() {
var input = this;
if (input.pollingFast) return;
input.polling.set(this.cm.options.pollInterval, function() {
input.poll();
if (input.cm.state.focused) input.slowPoll();
});
},
// When an event has just come in that is likely to add or change
// something in the input textarea, we poll faster, to ensure that
// the change appears on the screen quickly.
fastPoll: function() {
var missed = false, input = this;
input.pollingFast = true;
function p() {
var changed = input.poll();
if (!changed && !missed) {missed = true; input.polling.set(60, p);}
else {input.pollingFast = false; input.slowPoll();}
}
input.polling.set(20, p);
},
// Read input from the textarea, and update the document to match.
// When something is selected, it is present in the textarea, and
// selected (unless it is huge, in which case a placeholder is
// used). When nothing is selected, the cursor sits after previously
// seen text (can be empty), which is stored in prevInput (we must
// not reset the textarea when typing, because that breaks IME).
poll: function() {
var cm = this.cm, input = this.textarea, prevInput = this.prevInput;
// Since this is called a *lot*, try to bail out as cheaply as
// possible when it is clear that nothing happened. hasSelection
// will be the case when there is a lot of text in the textarea,
// in which case reading its value would be expensive.
if (this.contextMenuPending || !cm.state.focused ||
(hasSelection(input) && !prevInput && !this.composing) ||
cm.isReadOnly() || cm.options.disableInput || cm.state.keySeq)
return false;
var text = input.value;
// If nothing changed, bail.
if (text == prevInput && !cm.somethingSelected()) return false;
// Work around nonsensical selection resetting in IE9/10, and
// inexplicable appearance of private area unicode characters on
// some key combos in Mac (#2689).
if (ie && ie_version >= 9 && this.hasSelection === text ||
mac && /[\uf700-\uf7ff]/.test(text)) {
cm.display.input.reset();
return false;
}
if (cm.doc.sel == cm.display.selForContextMenu) {
var first = text.charCodeAt(0);
if (first == 0x200b && !prevInput) prevInput = "\u200b";
if (first == 0x21da) { this.reset(); return this.cm.execCommand("undo"); }
}
// Find the part of the input that is actually new
var same = 0, l = Math.min(prevInput.length, text.length);
while (same < l && prevInput.charCodeAt(same) == text.charCodeAt(same)) ++same;
var self = this;
runInOp(cm, function() {
applyTextInput(cm, text.slice(same), prevInput.length - same,
null, self.composing ? "*compose" : null);
// Don't leave long text in the textarea, since it makes further polling slow
if (text.length > 1000 || text.indexOf("\n") > -1) input.value = self.prevInput = "";
else self.prevInput = text;
if (self.composing) {
self.composing.range.clear();
self.composing.range = cm.markText(self.composing.start, cm.getCursor("to"),
{className: "CodeMirror-composing"});
}
});
return true;
},
ensurePolled: function() {
if (this.pollingFast && this.poll()) this.pollingFast = false;
},
onKeyPress: function() {
if (ie && ie_version >= 9) this.hasSelection = null;
this.fastPoll();
},
onContextMenu: function(e) {
var input = this, cm = input.cm, display = cm.display, te = input.textarea;
var pos = posFromMouse(cm, e), scrollPos = display.scroller.scrollTop;
if (!pos || presto) return; // Opera is difficult.
// Reset the current text selection only if the click is done outside of the selection
// and 'resetSelectionOnContextMenu' option is true.
var reset = cm.options.resetSelectionOnContextMenu;
if (reset && cm.doc.sel.contains(pos) == -1)
operation(cm, setSelection)(cm.doc, simpleSelection(pos), sel_dontScroll);
var oldCSS = te.style.cssText, oldWrapperCSS = input.wrapper.style.cssText;
input.wrapper.style.cssText = "position: absolute"
var wrapperBox = input.wrapper.getBoundingClientRect()
te.style.cssText = "position: absolute; width: 30px; height: 30px; top: " + (e.clientY - wrapperBox.top - 5) +
"px; left: " + (e.clientX - wrapperBox.left - 5) + "px; z-index: 1000; background: " +
(ie ? "rgba(255, 255, 255, .05)" : "transparent") +
"; outline: none; border-width: 0; outline: none; overflow: hidden; opacity: .05; filter: alpha(opacity=5);";
if (webkit) var oldScrollY = window.scrollY; // Work around Chrome issue (#2712)
display.input.focus();
if (webkit) window.scrollTo(null, oldScrollY);
display.input.reset();
// Adds "Select all" to context menu in FF
if (!cm.somethingSelected()) te.value = input.prevInput = " ";
input.contextMenuPending = true;
display.selForContextMenu = cm.doc.sel;
clearTimeout(display.detectingSelectAll);
// Select-all will be greyed out if there's nothing to select, so
// this adds a zero-width space so that we can later check whether
// it got selected.
function prepareSelectAllHack() {
if (te.selectionStart != null) {
var selected = cm.somethingSelected();
var extval = "\u200b" + (selected ? te.value : "");
te.value = "\u21da"; // Used to catch context-menu undo
te.value = extval;
input.prevInput = selected ? "" : "\u200b";
te.selectionStart = 1; te.selectionEnd = extval.length;
// Re-set this, in case some other handler touched the
// selection in the meantime.
display.selForContextMenu = cm.doc.sel;
}
}
function rehide() {
input.contextMenuPending = false;
input.wrapper.style.cssText = oldWrapperCSS
te.style.cssText = oldCSS;
if (ie && ie_version < 9) display.scrollbars.setScrollTop(display.scroller.scrollTop = scrollPos);
// Try to detect the user choosing select-all
if (te.selectionStart != null) {
if (!ie || (ie && ie_version < 9)) prepareSelectAllHack();
var i = 0, poll = function() {
if (display.selForContextMenu == cm.doc.sel && te.selectionStart == 0 &&
te.selectionEnd > 0 && input.prevInput == "\u200b")
operation(cm, commands.selectAll)(cm);
else if (i++ < 10) display.detectingSelectAll = setTimeout(poll, 500);
else display.input.reset();
};
display.detectingSelectAll = setTimeout(poll, 200);
}
}
if (ie && ie_version >= 9) prepareSelectAllHack();
if (captureRightClick) {
e_stop(e);
var mouseup = function() {
off(window, "mouseup", mouseup);
setTimeout(rehide, 20);
};
on(window, "mouseup", mouseup);
} else {
setTimeout(rehide, 50);
}
},
readOnlyChanged: function(val) {
if (!val) this.reset();
},
setUneditable: nothing,
needsContentAttribute: false
}, TextareaInput.prototype);
// CONTENTEDITABLE INPUT STYLE
function ContentEditableInput(cm) {
this.cm = cm;
this.lastAnchorNode = this.lastAnchorOffset = this.lastFocusNode = this.lastFocusOffset = null;
this.polling = new Delayed();
this.gracePeriod = false;
}
ContentEditableInput.prototype = copyObj({
init: function(display) {
var input = this, cm = input.cm;
var div = input.div = display.lineDiv;
disableBrowserMagic(div);
on(div, "paste", function(e) {
if (!signalDOMEvent(cm, e)) handlePaste(e, cm);
})
on(div, "compositionstart", function(e) {
var data = e.data;
input.composing = {sel: cm.doc.sel, data: data, startData: data};
if (!data) return;
var prim = cm.doc.sel.primary();
var line = cm.getLine(prim.head.line);
var found = line.indexOf(data, Math.max(0, prim.head.ch - data.length));
if (found > -1 && found <= prim.head.ch)
input.composing.sel = simpleSelection(Pos(prim.head.line, found),
Pos(prim.head.line, found + data.length));
});
on(div, "compositionupdate", function(e) {
input.composing.data = e.data;
});
on(div, "compositionend", function(e) {
var ours = input.composing;
if (!ours) return;
if (e.data != ours.startData && !/\u200b/.test(e.data))
ours.data = e.data;
// Need a small delay to prevent other code (input event,
// selection polling) from doing damage when fired right after
// compositionend.
setTimeout(function() {
if (!ours.handled)
input.applyComposition(ours);
if (input.composing == ours)
input.composing = null;
}, 50);
});
on(div, "touchstart", function() {
input.forceCompositionEnd();
});
on(div, "input", function() {
if (input.composing) return;
if (cm.isReadOnly() || !input.pollContent())
runInOp(input.cm, function() {regChange(cm);});
});
function onCopyCut(e) {
if (signalDOMEvent(cm, e)) return
if (cm.somethingSelected()) {
lastCopied = {lineWise: false, text: cm.getSelections()};
if (e.type == "cut") cm.replaceSelection("", null, "cut");
} else if (!cm.options.lineWiseCopyCut) {
return;
} else {
var ranges = copyableRanges(cm);
lastCopied = {lineWise: true, text: ranges.text};
if (e.type == "cut") {
cm.operation(function() {
cm.setSelections(ranges.ranges, 0, sel_dontScroll);
cm.replaceSelection("", null, "cut");
});
}
}
// iOS exposes the clipboard API, but seems to discard content inserted into it
if (e.clipboardData && !ios) {
e.preventDefault();
e.clipboardData.clearData();
e.clipboardData.setData("text/plain", lastCopied.text.join("\n"));
} else {
// Old-fashioned briefly-focus-a-textarea hack
var kludge = hiddenTextarea(), te = kludge.firstChild;
cm.display.lineSpace.insertBefore(kludge, cm.display.lineSpace.firstChild);
te.value = lastCopied.text.join("\n");
var hadFocus = document.activeElement;
selectInput(te);
setTimeout(function() {
cm.display.lineSpace.removeChild(kludge);
hadFocus.focus();
}, 50);
}
}
on(div, "copy", onCopyCut);
on(div, "cut", onCopyCut);
},
prepareSelection: function() {
var result = prepareSelection(this.cm, false);
result.focus = this.cm.state.focused;
return result;
},
showSelection: function(info, takeFocus) {
if (!info || !this.cm.display.view.length) return;
if (info.focus || takeFocus) this.showPrimarySelection();
this.showMultipleSelections(info);
},
showPrimarySelection: function() {
var sel = window.getSelection(), prim = this.cm.doc.sel.primary();
var curAnchor = domToPos(this.cm, sel.anchorNode, sel.anchorOffset);
var curFocus = domToPos(this.cm, sel.focusNode, sel.focusOffset);
if (curAnchor && !curAnchor.bad && curFocus && !curFocus.bad &&
cmp(minPos(curAnchor, curFocus), prim.from()) == 0 &&
cmp(maxPos(curAnchor, curFocus), prim.to()) == 0)
return;
var start = posToDOM(this.cm, prim.from());
var end = posToDOM(this.cm, prim.to());
if (!start && !end) return;
var view = this.cm.display.view;
var old = sel.rangeCount && sel.getRangeAt(0);
if (!start) {
start = {node: view[0].measure.map[2], offset: 0};
} else if (!end) { // FIXME dangerously hacky
var measure = view[view.length - 1].measure;
var map = measure.maps ? measure.maps[measure.maps.length - 1] : measure.map;
end = {node: map[map.length - 1], offset: map[map.length - 2] - map[map.length - 3]};
}
try { var rng = range(start.node, start.offset, end.offset, end.node); }
catch(e) {} // Our model of the DOM might be outdated, in which case the range we try to set can be impossible
if (rng) {
if (!gecko && this.cm.state.focused) {
sel.collapse(start.node, start.offset);
if (!rng.collapsed) sel.addRange(rng);
} else {
sel.removeAllRanges();
sel.addRange(rng);
}
if (old && sel.anchorNode == null) sel.addRange(old);
else if (gecko) this.startGracePeriod();
}
this.rememberSelection();
},
startGracePeriod: function() {
var input = this;
clearTimeout(this.gracePeriod);
this.gracePeriod = setTimeout(function() {
input.gracePeriod = false;
if (input.selectionChanged())
input.cm.operation(function() { input.cm.curOp.selectionChanged = true; });
}, 20);
},
showMultipleSelections: function(info) {
removeChildrenAndAdd(this.cm.display.cursorDiv, info.cursors);
removeChildrenAndAdd(this.cm.display.selectionDiv, info.selection);
},
rememberSelection: function() {
var sel = window.getSelection();
this.lastAnchorNode = sel.anchorNode; this.lastAnchorOffset = sel.anchorOffset;
this.lastFocusNode = sel.focusNode; this.lastFocusOffset = sel.focusOffset;
},
selectionInEditor: function() {
var sel = window.getSelection();
if (!sel.rangeCount) return false;
var node = sel.getRangeAt(0).commonAncestorContainer;
return contains(this.div, node);
},
focus: function() {
if (this.cm.options.readOnly != "nocursor") this.div.focus();
},
blur: function() { this.div.blur(); },
getField: function() { return this.div; },
supportsTouch: function() { return true; },
receivedFocus: function() {
var input = this;
if (this.selectionInEditor())
this.pollSelection();
else
runInOp(this.cm, function() { input.cm.curOp.selectionChanged = true; });
function poll() {
if (input.cm.state.focused) {
input.pollSelection();
input.polling.set(input.cm.options.pollInterval, poll);
}
}
this.polling.set(this.cm.options.pollInterval, poll);
},
selectionChanged: function() {
var sel = window.getSelection();
return sel.anchorNode != this.lastAnchorNode || sel.anchorOffset != this.lastAnchorOffset ||
sel.focusNode != this.lastFocusNode || sel.focusOffset != this.lastFocusOffset;
},
pollSelection: function() {
if (!this.composing && !this.gracePeriod && this.selectionChanged()) {
var sel = window.getSelection(), cm = this.cm;
this.rememberSelection();
var anchor = domToPos(cm, sel.anchorNode, sel.anchorOffset);
var head = domToPos(cm, sel.focusNode, sel.focusOffset);
if (anchor && head) runInOp(cm, function() {
setSelection(cm.doc, simpleSelection(anchor, head), sel_dontScroll);
if (anchor.bad || head.bad) cm.curOp.selectionChanged = true;
});
}
},
pollContent: function() {
var cm = this.cm, display = cm.display, sel = cm.doc.sel.primary();
var from = sel.from(), to = sel.to();
if (from.line < display.viewFrom || to.line > display.viewTo - 1) return false;
var fromIndex;
if (from.line == display.viewFrom || (fromIndex = findViewIndex(cm, from.line)) == 0) {
var fromLine = lineNo(display.view[0].line);
var fromNode = display.view[0].node;
} else {
var fromLine = lineNo(display.view[fromIndex].line);
var fromNode = display.view[fromIndex - 1].node.nextSibling;
}
var toIndex = findViewIndex(cm, to.line);
if (toIndex == display.view.length - 1) {
var toLine = display.viewTo - 1;
var toNode = display.lineDiv.lastChild;
} else {
var toLine = lineNo(display.view[toIndex + 1].line) - 1;
var toNode = display.view[toIndex + 1].node.previousSibling;
}
var newText = cm.doc.splitLines(domTextBetween(cm, fromNode, toNode, fromLine, toLine));
var oldText = getBetween(cm.doc, Pos(fromLine, 0), Pos(toLine, getLine(cm.doc, toLine).text.length));
while (newText.length > 1 && oldText.length > 1) {
if (lst(newText) == lst(oldText)) { newText.pop(); oldText.pop(); toLine--; }
else if (newText[0] == oldText[0]) { newText.shift(); oldText.shift(); fromLine++; }
else break;
}
var cutFront = 0, cutEnd = 0;
var newTop = newText[0], oldTop = oldText[0], maxCutFront = Math.min(newTop.length, oldTop.length);
while (cutFront < maxCutFront && newTop.charCodeAt(cutFront) == oldTop.charCodeAt(cutFront))
++cutFront;
var newBot = lst(newText), oldBot = lst(oldText);
var maxCutEnd = Math.min(newBot.length - (newText.length == 1 ? cutFront : 0),
oldBot.length - (oldText.length == 1 ? cutFront : 0));
while (cutEnd < maxCutEnd &&
newBot.charCodeAt(newBot.length - cutEnd - 1) == oldBot.charCodeAt(oldBot.length - cutEnd - 1))
++cutEnd;
newText[newText.length - 1] = newBot.slice(0, newBot.length - cutEnd);
newText[0] = newText[0].slice(cutFront);
var chFrom = Pos(fromLine, cutFront);
var chTo = Pos(toLine, oldText.length ? lst(oldText).length - cutEnd : 0);
if (newText.length > 1 || newText[0] || cmp(chFrom, chTo)) {
replaceRange(cm.doc, newText, chFrom, chTo, "+input");
return true;
}
},
ensurePolled: function() {
this.forceCompositionEnd();
},
reset: function() {
this.forceCompositionEnd();
},
forceCompositionEnd: function() {
if (!this.composing || this.composing.handled) return;
this.applyComposition(this.composing);
this.composing.handled = true;
this.div.blur();
this.div.focus();
},
applyComposition: function(composing) {
if (this.cm.isReadOnly())
operation(this.cm, regChange)(this.cm)
else if (composing.data && composing.data != composing.startData)
operation(this.cm, applyTextInput)(this.cm, composing.data, 0, composing.sel);
},
setUneditable: function(node) {
node.contentEditable = "false"
},
onKeyPress: function(e) {
e.preventDefault();
if (!this.cm.isReadOnly())
operation(this.cm, applyTextInput)(this.cm, String.fromCharCode(e.charCode == null ? e.keyCode : e.charCode), 0);
},
readOnlyChanged: function(val) {
this.div.contentEditable = String(val != "nocursor")
},
onContextMenu: nothing,
resetPosition: nothing,
needsContentAttribute: true
}, ContentEditableInput.prototype);
function posToDOM(cm, pos) {
var view = findViewForLine(cm, pos.line);
if (!view || view.hidden) return null;
var line = getLine(cm.doc, pos.line);
var info = mapFromLineView(view, line, pos.line);
var order = getOrder(line), side = "left";
if (order) {
var partPos = getBidiPartAt(order, pos.ch);
side = partPos % 2 ? "right" : "left";
}
var result = nodeAndOffsetInLineMap(info.map, pos.ch, side);
result.offset = result.collapse == "right" ? result.end : result.start;
return result;
}
function badPos(pos, bad) { if (bad) pos.bad = true; return pos; }
function domToPos(cm, node, offset) {
var lineNode;
if (node == cm.display.lineDiv) {
lineNode = cm.display.lineDiv.childNodes[offset];
if (!lineNode) return badPos(cm.clipPos(Pos(cm.display.viewTo - 1)), true);
node = null; offset = 0;
} else {
for (lineNode = node;; lineNode = lineNode.parentNode) {
if (!lineNode || lineNode == cm.display.lineDiv) return null;
if (lineNode.parentNode && lineNode.parentNode == cm.display.lineDiv) break;
}
}
for (var i = 0; i < cm.display.view.length; i++) {
var lineView = cm.display.view[i];
if (lineView.node == lineNode)
return locateNodeInLineView(lineView, node, offset);
}
}
function locateNodeInLineView(lineView, node, offset) {
var wrapper = lineView.text.firstChild, bad = false;
if (!node || !contains(wrapper, node)) return badPos(Pos(lineNo(lineView.line), 0), true);
if (node == wrapper) {
bad = true;
node = wrapper.childNodes[offset];
offset = 0;
if (!node) {
var line = lineView.rest ? lst(lineView.rest) : lineView.line;
return badPos(Pos(lineNo(line), line.text.length), bad);
}
}
var textNode = node.nodeType == 3 ? node : null, topNode = node;
if (!textNode && node.childNodes.length == 1 && node.firstChild.nodeType == 3) {
textNode = node.firstChild;
if (offset) offset = textNode.nodeValue.length;
}
while (topNode.parentNode != wrapper) topNode = topNode.parentNode;
var measure = lineView.measure, maps = measure.maps;
function find(textNode, topNode, offset) {
for (var i = -1; i < (maps ? maps.length : 0); i++) {
var map = i < 0 ? measure.map : maps[i];
for (var j = 0; j < map.length; j += 3) {
var curNode = map[j + 2];
if (curNode == textNode || curNode == topNode) {
var line = lineNo(i < 0 ? lineView.line : lineView.rest[i]);
var ch = map[j] + offset;
if (offset < 0 || curNode != textNode) ch = map[j + (offset ? 1 : 0)];
return Pos(line, ch);
}
}
}
}
var found = find(textNode, topNode, offset);
if (found) return badPos(found, bad);
// FIXME this is all really shaky. might handle the few cases it needs to handle, but likely to cause problems
for (var after = topNode.nextSibling, dist = textNode ? textNode.nodeValue.length - offset : 0; after; after = after.nextSibling) {
found = find(after, after.firstChild, 0);
if (found)
return badPos(Pos(found.line, found.ch - dist), bad);
else
dist += after.textContent.length;
}
for (var before = topNode.previousSibling, dist = offset; before; before = before.previousSibling) {
found = find(before, before.firstChild, -1);
if (found)
return badPos(Pos(found.line, found.ch + dist), bad);
else
dist += after.textContent.length;
}
}
function domTextBetween(cm, from, to, fromLine, toLine) {
var text = "", closing = false, lineSep = cm.doc.lineSeparator();
function recognizeMarker(id) { return function(marker) { return marker.id == id; }; }
function walk(node) {
if (node.nodeType == 1) {
var cmText = node.getAttribute("cm-text");
if (cmText != null) {
if (cmText == "") cmText = node.textContent.replace(/\u200b/g, "");
text += cmText;
return;
}
var markerID = node.getAttribute("cm-marker"), range;
if (markerID) {
var found = cm.findMarks(Pos(fromLine, 0), Pos(toLine + 1, 0), recognizeMarker(+markerID));
if (found.length && (range = found[0].find()))
text += getBetween(cm.doc, range.from, range.to).join(lineSep);
return;
}
if (node.getAttribute("contenteditable") == "false") return;
for (var i = 0; i < node.childNodes.length; i++)
walk(node.childNodes[i]);
if (/^(pre|div|p)$/i.test(node.nodeName))
closing = true;
} else if (node.nodeType == 3) {
var val = node.nodeValue;
if (!val) return;
if (closing) {
text += lineSep;
closing = false;
}
text += val;
}
}
for (;;) {
walk(from);
if (from == to) break;
from = from.nextSibling;
}
return text;
}
CodeMirror.inputStyles = {"textarea": TextareaInput, "contenteditable": ContentEditableInput};
// SELECTION / CURSOR
// Selection objects are immutable. A new one is created every time
// the selection changes. A selection is one or more non-overlapping
// (and non-touching) ranges, sorted, and an integer that indicates
// which one is the primary selection (the one that's scrolled into
// view, that getCursor returns, etc).
function Selection(ranges, primIndex) {
this.ranges = ranges;
this.primIndex = primIndex;
}
Selection.prototype = {
primary: function() { return this.ranges[this.primIndex]; },
equals: function(other) {
if (other == this) return true;
if (other.primIndex != this.primIndex || other.ranges.length != this.ranges.length) return false;
for (var i = 0; i < this.ranges.length; i++) {
var here = this.ranges[i], there = other.ranges[i];
if (cmp(here.anchor, there.anchor) != 0 || cmp(here.head, there.head) != 0) return false;
}
return true;
},
deepCopy: function() {
for (var out = [], i = 0; i < this.ranges.length; i++)
out[i] = new Range(copyPos(this.ranges[i].anchor), copyPos(this.ranges[i].head));
return new Selection(out, this.primIndex);
},
somethingSelected: function() {
for (var i = 0; i < this.ranges.length; i++)
if (!this.ranges[i].empty()) return true;
return false;
},
contains: function(pos, end) {
if (!end) end = pos;
for (var i = 0; i < this.ranges.length; i++) {
var range = this.ranges[i];
if (cmp(end, range.from()) >= 0 && cmp(pos, range.to()) <= 0)
return i;
}
return -1;
}
};
function Range(anchor, head) {
this.anchor = anchor; this.head = head;
}
Range.prototype = {
from: function() { return minPos(this.anchor, this.head); },
to: function() { return maxPos(this.anchor, this.head); },
empty: function() {
return this.head.line == this.anchor.line && this.head.ch == this.anchor.ch;
}
};
// Take an unsorted, potentially overlapping set of ranges, and
// build a selection out of it. 'Consumes' ranges array (modifying
// it).
function normalizeSelection(ranges, primIndex) {
var prim = ranges[primIndex];
ranges.sort(function(a, b) { return cmp(a.from(), b.from()); });
primIndex = indexOf(ranges, prim);
for (var i = 1; i < ranges.length; i++) {
var cur = ranges[i], prev = ranges[i - 1];
if (cmp(prev.to(), cur.from()) >= 0) {
var from = minPos(prev.from(), cur.from()), to = maxPos(prev.to(), cur.to());
var inv = prev.empty() ? cur.from() == cur.head : prev.from() == prev.head;
if (i <= primIndex) --primIndex;
ranges.splice(--i, 2, new Range(inv ? to : from, inv ? from : to));
}
}
return new Selection(ranges, primIndex);
}
function simpleSelection(anchor, head) {
return new Selection([new Range(anchor, head || anchor)], 0);
}
// Most of the external API clips given positions to make sure they
// actually exist within the document.
function clipLine(doc, n) {return Math.max(doc.first, Math.min(n, doc.first + doc.size - 1));}
function clipPos(doc, pos) {
if (pos.line < doc.first) return Pos(doc.first, 0);
var last = doc.first + doc.size - 1;
if (pos.line > last) return Pos(last, getLine(doc, last).text.length);
return clipToLen(pos, getLine(doc, pos.line).text.length);
}
function clipToLen(pos, linelen) {
var ch = pos.ch;
if (ch == null || ch > linelen) return Pos(pos.line, linelen);
else if (ch < 0) return Pos(pos.line, 0);
else return pos;
}
function isLine(doc, l) {return l >= doc.first && l < doc.first + doc.size;}
function clipPosArray(doc, array) {
for (var out = [], i = 0; i < array.length; i++) out[i] = clipPos(doc, array[i]);
return out;
}
// SELECTION UPDATES
// The 'scroll' parameter given to many of these indicated whether
// the new cursor position should be scrolled into view after
// modifying the selection.
// If shift is held or the extend flag is set, extends a range to
// include a given position (and optionally a second position).
// Otherwise, simply returns the range between the given positions.
// Used for cursor motion and such.
function extendRange(doc, range, head, other) {
if (doc.cm && doc.cm.display.shift || doc.extend) {
var anchor = range.anchor;
if (other) {
var posBefore = cmp(head, anchor) < 0;
if (posBefore != (cmp(other, anchor) < 0)) {
anchor = head;
head = other;
} else if (posBefore != (cmp(head, other) < 0)) {
head = other;
}
}
return new Range(anchor, head);
} else {
return new Range(other || head, head);
}
}
// Extend the primary selection range, discard the rest.
function extendSelection(doc, head, other, options) {
setSelection(doc, new Selection([extendRange(doc, doc.sel.primary(), head, other)], 0), options);
}
// Extend all selections (pos is an array of selections with length
// equal the number of selections)
function extendSelections(doc, heads, options) {
for (var out = [], i = 0; i < doc.sel.ranges.length; i++)
out[i] = extendRange(doc, doc.sel.ranges[i], heads[i], null);
var newSel = normalizeSelection(out, doc.sel.primIndex);
setSelection(doc, newSel, options);
}
// Updates a single range in the selection.
function replaceOneSelection(doc, i, range, options) {
var ranges = doc.sel.ranges.slice(0);
ranges[i] = range;
setSelection(doc, normalizeSelection(ranges, doc.sel.primIndex), options);
}
// Reset the selection to a single range.
function setSimpleSelection(doc, anchor, head, options) {
setSelection(doc, simpleSelection(anchor, head), options);
}
// Give beforeSelectionChange handlers a change to influence a
// selection update.
function filterSelectionChange(doc, sel, options) {
var obj = {
ranges: sel.ranges,
update: function(ranges) {
this.ranges = [];
for (var i = 0; i < ranges.length; i++)
this.ranges[i] = new Range(clipPos(doc, ranges[i].anchor),
clipPos(doc, ranges[i].head));
},
origin: options && options.origin
};
signal(doc, "beforeSelectionChange", doc, obj);
if (doc.cm) signal(doc.cm, "beforeSelectionChange", doc.cm, obj);
if (obj.ranges != sel.ranges) return normalizeSelection(obj.ranges, obj.ranges.length - 1);
else return sel;
}
function setSelectionReplaceHistory(doc, sel, options) {
var done = doc.history.done, last = lst(done);
if (last && last.ranges) {
done[done.length - 1] = sel;
setSelectionNoUndo(doc, sel, options);
} else {
setSelection(doc, sel, options);
}
}
// Set a new selection.
function setSelection(doc, sel, options) {
setSelectionNoUndo(doc, sel, options);
addSelectionToHistory(doc, doc.sel, doc.cm ? doc.cm.curOp.id : NaN, options);
}
function setSelectionNoUndo(doc, sel, options) {
if (hasHandler(doc, "beforeSelectionChange") || doc.cm && hasHandler(doc.cm, "beforeSelectionChange"))
sel = filterSelectionChange(doc, sel, options);
var bias = options && options.bias ||
(cmp(sel.primary().head, doc.sel.primary().head) < 0 ? -1 : 1);
setSelectionInner(doc, skipAtomicInSelection(doc, sel, bias, true));
if (!(options && options.scroll === false) && doc.cm)
ensureCursorVisible(doc.cm);
}
function setSelectionInner(doc, sel) {
if (sel.equals(doc.sel)) return;
doc.sel = sel;
if (doc.cm) {
doc.cm.curOp.updateInput = doc.cm.curOp.selectionChanged = true;
signalCursorActivity(doc.cm);
}
signalLater(doc, "cursorActivity", doc);
}
// Verify that the selection does not partially select any atomic
// marked ranges.
function reCheckSelection(doc) {
setSelectionInner(doc, skipAtomicInSelection(doc, doc.sel, null, false), sel_dontScroll);
}
// Return a selection that does not partially select any atomic
// ranges.
function skipAtomicInSelection(doc, sel, bias, mayClear) {
var out;
for (var i = 0; i < sel.ranges.length; i++) {
var range = sel.ranges[i];
var old = sel.ranges.length == doc.sel.ranges.length && doc.sel.ranges[i];
var newAnchor = skipAtomic(doc, range.anchor, old && old.anchor, bias, mayClear);
var newHead = skipAtomic(doc, range.head, old && old.head, bias, mayClear);
if (out || newAnchor != range.anchor || newHead != range.head) {
if (!out) out = sel.ranges.slice(0, i);
out[i] = new Range(newAnchor, newHead);
}
}
return out ? normalizeSelection(out, sel.primIndex) : sel;
}
function skipAtomicInner(doc, pos, oldPos, dir, mayClear) {
var line = getLine(doc, pos.line);
if (line.markedSpans) for (var i = 0; i < line.markedSpans.length; ++i) {
var sp = line.markedSpans[i], m = sp.marker;
if ((sp.from == null || (m.inclusiveLeft ? sp.from <= pos.ch : sp.from < pos.ch)) &&
(sp.to == null || (m.inclusiveRight ? sp.to >= pos.ch : sp.to > pos.ch))) {
if (mayClear) {
signal(m, "beforeCursorEnter");
if (m.explicitlyCleared) {
if (!line.markedSpans) break;
else {--i; continue;}
}
}
if (!m.atomic) continue;
if (oldPos) {
var near = m.find(dir < 0 ? 1 : -1), diff;
if (dir < 0 ? m.inclusiveRight : m.inclusiveLeft)
near = movePos(doc, near, -dir, near && near.line == pos.line ? line : null);
if (near && near.line == pos.line && (diff = cmp(near, oldPos)) && (dir < 0 ? diff < 0 : diff > 0))
return skipAtomicInner(doc, near, pos, dir, mayClear);
}
var far = m.find(dir < 0 ? -1 : 1);
if (dir < 0 ? m.inclusiveLeft : m.inclusiveRight)
far = movePos(doc, far, dir, far.line == pos.line ? line : null);
return far ? skipAtomicInner(doc, far, pos, dir, mayClear) : null;
}
}
return pos;
}
// Ensure a given position is not inside an atomic range.
function skipAtomic(doc, pos, oldPos, bias, mayClear) {
var dir = bias || 1;
var found = skipAtomicInner(doc, pos, oldPos, dir, mayClear) ||
(!mayClear && skipAtomicInner(doc, pos, oldPos, dir, true)) ||
skipAtomicInner(doc, pos, oldPos, -dir, mayClear) ||
(!mayClear && skipAtomicInner(doc, pos, oldPos, -dir, true));
if (!found) {
doc.cantEdit = true;
return Pos(doc.first, 0);
}
return found;
}
function movePos(doc, pos, dir, line) {
if (dir < 0 && pos.ch == 0) {
if (pos.line > doc.first) return clipPos(doc, Pos(pos.line - 1));
else return null;
} else if (dir > 0 && pos.ch == (line || getLine(doc, pos.line)).text.length) {
if (pos.line < doc.first + doc.size - 1) return Pos(pos.line + 1, 0);
else return null;
} else {
return new Pos(pos.line, pos.ch + dir);
}
}
// SELECTION DRAWING
function updateSelection(cm) {
cm.display.input.showSelection(cm.display.input.prepareSelection());
}
function prepareSelection(cm, primary) {
var doc = cm.doc, result = {};
var curFragment = result.cursors = document.createDocumentFragment();
var selFragment = result.selection = document.createDocumentFragment();
for (var i = 0; i < doc.sel.ranges.length; i++) {
if (primary === false && i == doc.sel.primIndex) continue;
var range = doc.sel.ranges[i];
if (range.from().line >= cm.display.viewTo || range.to().line < cm.display.viewFrom) continue;
var collapsed = range.empty();
if (collapsed || cm.options.showCursorWhenSelecting)
drawSelectionCursor(cm, range.head, curFragment);
if (!collapsed)
drawSelectionRange(cm, range, selFragment);
}
return result;
}
// Draws a cursor for the given range
function drawSelectionCursor(cm, head, output) {
var pos = cursorCoords(cm, head, "div", null, null, !cm.options.singleCursorHeightPerLine);
var cursor = output.appendChild(elt("div", "\u00a0", "CodeMirror-cursor"));
cursor.style.left = pos.left + "px";
cursor.style.top = pos.top + "px";
cursor.style.height = Math.max(0, pos.bottom - pos.top) * cm.options.cursorHeight + "px";
if (pos.other) {
// Secondary cursor, shown when on a 'jump' in bi-directional text
var otherCursor = output.appendChild(elt("div", "\u00a0", "CodeMirror-cursor CodeMirror-secondarycursor"));
otherCursor.style.display = "";
otherCursor.style.left = pos.other.left + "px";
otherCursor.style.top = pos.other.top + "px";
otherCursor.style.height = (pos.other.bottom - pos.other.top) * .85 + "px";
}
}
// Draws the given range as a highlighted selection
function drawSelectionRange(cm, range, output) {
var display = cm.display, doc = cm.doc;
var fragment = document.createDocumentFragment();
var padding = paddingH(cm.display), leftSide = padding.left;
var rightSide = Math.max(display.sizerWidth, displayWidth(cm) - display.sizer.offsetLeft) - padding.right;
function add(left, top, width, bottom) {
if (top < 0) top = 0;
top = Math.round(top);
bottom = Math.round(bottom);
fragment.appendChild(elt("div", null, "CodeMirror-selected", "position: absolute; left: " + left +
"px; top: " + top + "px; width: " + (width == null ? rightSide - left : width) +
"px; height: " + (bottom - top) + "px"));
}
function drawForLine(line, fromArg, toArg) {
var lineObj = getLine(doc, line);
var lineLen = lineObj.text.length;
var start, end;
function coords(ch, bias) {
return charCoords(cm, Pos(line, ch), "div", lineObj, bias);
}
iterateBidiSections(getOrder(lineObj), fromArg || 0, toArg == null ? lineLen : toArg, function(from, to, dir) {
var leftPos = coords(from, "left"), rightPos, left, right;
if (from == to) {
rightPos = leftPos;
left = right = leftPos.left;
} else {
rightPos = coords(to - 1, "right");
if (dir == "rtl") { var tmp = leftPos; leftPos = rightPos; rightPos = tmp; }
left = leftPos.left;
right = rightPos.right;
}
if (fromArg == null && from == 0) left = leftSide;
if (rightPos.top - leftPos.top > 3) { // Different lines, draw top part
add(left, leftPos.top, null, leftPos.bottom);
left = leftSide;
if (leftPos.bottom < rightPos.top) add(left, leftPos.bottom, null, rightPos.top);
}
if (toArg == null && to == lineLen) right = rightSide;
if (!start || leftPos.top < start.top || leftPos.top == start.top && leftPos.left < start.left)
start = leftPos;
if (!end || rightPos.bottom > end.bottom || rightPos.bottom == end.bottom && rightPos.right > end.right)
end = rightPos;
if (left < leftSide + 1) left = leftSide;
add(left, rightPos.top, right - left, rightPos.bottom);
});
return {start: start, end: end};
}
var sFrom = range.from(), sTo = range.to();
if (sFrom.line == sTo.line) {
drawForLine(sFrom.line, sFrom.ch, sTo.ch);
} else {
var fromLine = getLine(doc, sFrom.line), toLine = getLine(doc, sTo.line);
var singleVLine = visualLine(fromLine) == visualLine(toLine);
var leftEnd = drawForLine(sFrom.line, sFrom.ch, singleVLine ? fromLine.text.length + 1 : null).end;
var rightStart = drawForLine(sTo.line, singleVLine ? 0 : null, sTo.ch).start;
if (singleVLine) {
if (leftEnd.top < rightStart.top - 2) {
add(leftEnd.right, leftEnd.top, null, leftEnd.bottom);
add(leftSide, rightStart.top, rightStart.left, rightStart.bottom);
} else {
add(leftEnd.right, leftEnd.top, rightStart.left - leftEnd.right, leftEnd.bottom);
}
}
if (leftEnd.bottom < rightStart.top)
add(leftSide, leftEnd.bottom, null, rightStart.top);
}
output.appendChild(fragment);
}
// Cursor-blinking
function restartBlink(cm) {
if (!cm.state.focused) return;
var display = cm.display;
clearInterval(display.blinker);
var on = true;
display.cursorDiv.style.visibility = "";
if (cm.options.cursorBlinkRate > 0)
display.blinker = setInterval(function() {
display.cursorDiv.style.visibility = (on = !on) ? "" : "hidden";
}, cm.options.cursorBlinkRate);
else if (cm.options.cursorBlinkRate < 0)
display.cursorDiv.style.visibility = "hidden";
}
// HIGHLIGHT WORKER
function startWorker(cm, time) {
if (cm.doc.mode.startState && cm.doc.frontier < cm.display.viewTo)
cm.state.highlight.set(time, bind(highlightWorker, cm));
}
function highlightWorker(cm) {
var doc = cm.doc;
if (doc.frontier < doc.first) doc.frontier = doc.first;
if (doc.frontier >= cm.display.viewTo) return;
var end = +new Date + cm.options.workTime;
var state = copyState(doc.mode, getStateBefore(cm, doc.frontier));
var changedLines = [];
doc.iter(doc.frontier, Math.min(doc.first + doc.size, cm.display.viewTo + 500), function(line) {
if (doc.frontier >= cm.display.viewFrom) { // Visible
var oldStyles = line.styles, tooLong = line.text.length > cm.options.maxHighlightLength;
var highlighted = highlightLine(cm, line, tooLong ? copyState(doc.mode, state) : state, true);
line.styles = highlighted.styles;
var oldCls = line.styleClasses, newCls = highlighted.classes;
if (newCls) line.styleClasses = newCls;
else if (oldCls) line.styleClasses = null;
var ischange = !oldStyles || oldStyles.length != line.styles.length ||
oldCls != newCls && (!oldCls || !newCls || oldCls.bgClass != newCls.bgClass || oldCls.textClass != newCls.textClass);
for (var i = 0; !ischange && i < oldStyles.length; ++i) ischange = oldStyles[i] != line.styles[i];
if (ischange) changedLines.push(doc.frontier);
line.stateAfter = tooLong ? state : copyState(doc.mode, state);
} else {
if (line.text.length <= cm.options.maxHighlightLength)
processLine(cm, line.text, state);
line.stateAfter = doc.frontier % 5 == 0 ? copyState(doc.mode, state) : null;
}
++doc.frontier;
if (+new Date > end) {
startWorker(cm, cm.options.workDelay);
return true;
}
});
if (changedLines.length) runInOp(cm, function() {
for (var i = 0; i < changedLines.length; i++)
regLineChange(cm, changedLines[i], "text");
});
}
// Finds the line to start with when starting a parse. Tries to
// find a line with a stateAfter, so that it can start with a
// valid state. If that fails, it returns the line with the
// smallest indentation, which tends to need the least context to
// parse correctly.
function findStartLine(cm, n, precise) {
var minindent, minline, doc = cm.doc;
var lim = precise ? -1 : n - (cm.doc.mode.innerMode ? 1000 : 100);
for (var search = n; search > lim; --search) {
if (search <= doc.first) return doc.first;
var line = getLine(doc, search - 1);
if (line.stateAfter && (!precise || search <= doc.frontier)) return search;
var indented = countColumn(line.text, null, cm.options.tabSize);
if (minline == null || minindent > indented) {
minline = search - 1;
minindent = indented;
}
}
return minline;
}
function getStateBefore(cm, n, precise) {
var doc = cm.doc, display = cm.display;
if (!doc.mode.startState) return true;
var pos = findStartLine(cm, n, precise), state = pos > doc.first && getLine(doc, pos-1).stateAfter;
if (!state) state = startState(doc.mode);
else state = copyState(doc.mode, state);
doc.iter(pos, n, function(line) {
processLine(cm, line.text, state);
var save = pos == n - 1 || pos % 5 == 0 || pos >= display.viewFrom && pos < display.viewTo;
line.stateAfter = save ? copyState(doc.mode, state) : null;
++pos;
});
if (precise) doc.frontier = pos;
return state;
}
// POSITION MEASUREMENT
function paddingTop(display) {return display.lineSpace.offsetTop;}
function paddingVert(display) {return display.mover.offsetHeight - display.lineSpace.offsetHeight;}
function paddingH(display) {
if (display.cachedPaddingH) return display.cachedPaddingH;
var e = removeChildrenAndAdd(display.measure, elt("pre", "x"));
var style = window.getComputedStyle ? window.getComputedStyle(e) : e.currentStyle;
var data = {left: parseInt(style.paddingLeft), right: parseInt(style.paddingRight)};
if (!isNaN(data.left) && !isNaN(data.right)) display.cachedPaddingH = data;
return data;
}
function scrollGap(cm) { return scrollerGap - cm.display.nativeBarWidth; }
function displayWidth(cm) {
return cm.display.scroller.clientWidth - scrollGap(cm) - cm.display.barWidth;
}
function displayHeight(cm) {
return cm.display.scroller.clientHeight - scrollGap(cm) - cm.display.barHeight;
}
// Ensure the lineView.wrapping.heights array is populated. This is
// an array of bottom offsets for the lines that make up a drawn
// line. When lineWrapping is on, there might be more than one
// height.
function ensureLineHeights(cm, lineView, rect) {
var wrapping = cm.options.lineWrapping;
var curWidth = wrapping && displayWidth(cm);
if (!lineView.measure.heights || wrapping && lineView.measure.width != curWidth) {
var heights = lineView.measure.heights = [];
if (wrapping) {
lineView.measure.width = curWidth;
var rects = lineView.text.firstChild.getClientRects();
for (var i = 0; i < rects.length - 1; i++) {
var cur = rects[i], next = rects[i + 1];
if (Math.abs(cur.bottom - next.bottom) > 2)
heights.push((cur.bottom + next.top) / 2 - rect.top);
}
}
heights.push(rect.bottom - rect.top);
}
}
// Find a line map (mapping character offsets to text nodes) and a
// measurement cache for the given line number. (A line view might
// contain multiple lines when collapsed ranges are present.)
function mapFromLineView(lineView, line, lineN) {
if (lineView.line == line)
return {map: lineView.measure.map, cache: lineView.measure.cache};
for (var i = 0; i < lineView.rest.length; i++)
if (lineView.rest[i] == line)
return {map: lineView.measure.maps[i], cache: lineView.measure.caches[i]};
for (var i = 0; i < lineView.rest.length; i++)
if (lineNo(lineView.rest[i]) > lineN)
return {map: lineView.measure.maps[i], cache: lineView.measure.caches[i], before: true};
}
// Render a line into the hidden node display.externalMeasured. Used
// when measurement is needed for a line that's not in the viewport.
function updateExternalMeasurement(cm, line) {
line = visualLine(line);
var lineN = lineNo(line);
var view = cm.display.externalMeasured = new LineView(cm.doc, line, lineN);
view.lineN = lineN;
var built = view.built = buildLineContent(cm, view);
view.text = built.pre;
removeChildrenAndAdd(cm.display.lineMeasure, built.pre);
return view;
}
// Get a {top, bottom, left, right} box (in line-local coordinates)
// for a given character.
function measureChar(cm, line, ch, bias) {
return measureCharPrepared(cm, prepareMeasureForLine(cm, line), ch, bias);
}
// Find a line view that corresponds to the given line number.
function findViewForLine(cm, lineN) {
if (lineN >= cm.display.viewFrom && lineN < cm.display.viewTo)
return cm.display.view[findViewIndex(cm, lineN)];
var ext = cm.display.externalMeasured;
if (ext && lineN >= ext.lineN && lineN < ext.lineN + ext.size)
return ext;
}
// Measurement can be split in two steps, the set-up work that
// applies to the whole line, and the measurement of the actual
// character. Functions like coordsChar, that need to do a lot of
// measurements in a row, can thus ensure that the set-up work is
// only done once.
function prepareMeasureForLine(cm, line) {
var lineN = lineNo(line);
var view = findViewForLine(cm, lineN);
if (view && !view.text) {
view = null;
} else if (view && view.changes) {
updateLineForChanges(cm, view, lineN, getDimensions(cm));
cm.curOp.forceUpdate = true;
}
if (!view)
view = updateExternalMeasurement(cm, line);
var info = mapFromLineView(view, line, lineN);
return {
line: line, view: view, rect: null,
map: info.map, cache: info.cache, before: info.before,
hasHeights: false
};
}
// Given a prepared measurement object, measures the position of an
// actual character (or fetches it from the cache).
function measureCharPrepared(cm, prepared, ch, bias, varHeight) {
if (prepared.before) ch = -1;
var key = ch + (bias || ""), found;
if (prepared.cache.hasOwnProperty(key)) {
found = prepared.cache[key];
} else {
if (!prepared.rect)
prepared.rect = prepared.view.text.getBoundingClientRect();
if (!prepared.hasHeights) {
ensureLineHeights(cm, prepared.view, prepared.rect);
prepared.hasHeights = true;
}
found = measureCharInner(cm, prepared, ch, bias);
if (!found.bogus) prepared.cache[key] = found;
}
return {left: found.left, right: found.right,
top: varHeight ? found.rtop : found.top,
bottom: varHeight ? found.rbottom : found.bottom};
}
var nullRect = {left: 0, right: 0, top: 0, bottom: 0};
function nodeAndOffsetInLineMap(map, ch, bias) {
var node, start, end, collapse;
// First, search the line map for the text node corresponding to,
// or closest to, the target character.
for (var i = 0; i < map.length; i += 3) {
var mStart = map[i], mEnd = map[i + 1];
if (ch < mStart) {
start = 0; end = 1;
collapse = "left";
} else if (ch < mEnd) {
start = ch - mStart;
end = start + 1;
} else if (i == map.length - 3 || ch == mEnd && map[i + 3] > ch) {
end = mEnd - mStart;
start = end - 1;
if (ch >= mEnd) collapse = "right";
}
if (start != null) {
node = map[i + 2];
if (mStart == mEnd && bias == (node.insertLeft ? "left" : "right"))
collapse = bias;
if (bias == "left" && start == 0)
while (i && map[i - 2] == map[i - 3] && map[i - 1].insertLeft) {
node = map[(i -= 3) + 2];
collapse = "left";
}
if (bias == "right" && start == mEnd - mStart)
while (i < map.length - 3 && map[i + 3] == map[i + 4] && !map[i + 5].insertLeft) {
node = map[(i += 3) + 2];
collapse = "right";
}
break;
}
}
return {node: node, start: start, end: end, collapse: collapse, coverStart: mStart, coverEnd: mEnd};
}
function measureCharInner(cm, prepared, ch, bias) {
var place = nodeAndOffsetInLineMap(prepared.map, ch, bias);
var node = place.node, start = place.start, end = place.end, collapse = place.collapse;
var rect;
if (node.nodeType == 3) { // If it is a text node, use a range to retrieve the coordinates.
for (var i = 0; i < 4; i++) { // Retry a maximum of 4 times when nonsense rectangles are returned
while (start && isExtendingChar(prepared.line.text.charAt(place.coverStart + start))) --start;
while (place.coverStart + end < place.coverEnd && isExtendingChar(prepared.line.text.charAt(place.coverStart + end))) ++end;
if (ie && ie_version < 9 && start == 0 && end == place.coverEnd - place.coverStart) {
rect = node.parentNode.getBoundingClientRect();
} else if (ie && cm.options.lineWrapping) {
var rects = range(node, start, end).getClientRects();
if (rects.length)
rect = rects[bias == "right" ? rects.length - 1 : 0];
else
rect = nullRect;
} else {
rect = range(node, start, end).getBoundingClientRect() || nullRect;
}
if (rect.left || rect.right || start == 0) break;
end = start;
start = start - 1;
collapse = "right";
}
if (ie && ie_version < 11) rect = maybeUpdateRectForZooming(cm.display.measure, rect);
} else { // If it is a widget, simply get the box for the whole widget.
if (start > 0) collapse = bias = "right";
var rects;
if (cm.options.lineWrapping && (rects = node.getClientRects()).length > 1)
rect = rects[bias == "right" ? rects.length - 1 : 0];
else
rect = node.getBoundingClientRect();
}
if (ie && ie_version < 9 && !start && (!rect || !rect.left && !rect.right)) {
var rSpan = node.parentNode.getClientRects()[0];
if (rSpan)
rect = {left: rSpan.left, right: rSpan.left + charWidth(cm.display), top: rSpan.top, bottom: rSpan.bottom};
else
rect = nullRect;
}
var rtop = rect.top - prepared.rect.top, rbot = rect.bottom - prepared.rect.top;
var mid = (rtop + rbot) / 2;
var heights = prepared.view.measure.heights;
for (var i = 0; i < heights.length - 1; i++)
if (mid < heights[i]) break;
var top = i ? heights[i - 1] : 0, bot = heights[i];
var result = {left: (collapse == "right" ? rect.right : rect.left) - prepared.rect.left,
right: (collapse == "left" ? rect.left : rect.right) - prepared.rect.left,
top: top, bottom: bot};
if (!rect.left && !rect.right) result.bogus = true;
if (!cm.options.singleCursorHeightPerLine) { result.rtop = rtop; result.rbottom = rbot; }
return result;
}
// Work around problem with bounding client rects on ranges being
// returned incorrectly when zoomed on IE10 and below.
function maybeUpdateRectForZooming(measure, rect) {
if (!window.screen || screen.logicalXDPI == null ||
screen.logicalXDPI == screen.deviceXDPI || !hasBadZoomedRects(measure))
return rect;
var scaleX = screen.logicalXDPI / screen.deviceXDPI;
var scaleY = screen.logicalYDPI / screen.deviceYDPI;
return {left: rect.left * scaleX, right: rect.right * scaleX,
top: rect.top * scaleY, bottom: rect.bottom * scaleY};
}
function clearLineMeasurementCacheFor(lineView) {
if (lineView.measure) {
lineView.measure.cache = {};
lineView.measure.heights = null;
if (lineView.rest) for (var i = 0; i < lineView.rest.length; i++)
lineView.measure.caches[i] = {};
}
}
function clearLineMeasurementCache(cm) {
cm.display.externalMeasure = null;
removeChildren(cm.display.lineMeasure);
for (var i = 0; i < cm.display.view.length; i++)
clearLineMeasurementCacheFor(cm.display.view[i]);
}
function clearCaches(cm) {
clearLineMeasurementCache(cm);
cm.display.cachedCharWidth = cm.display.cachedTextHeight = cm.display.cachedPaddingH = null;
if (!cm.options.lineWrapping) cm.display.maxLineChanged = true;
cm.display.lineNumChars = null;
}
function pageScrollX() { return window.pageXOffset || (document.documentElement || document.body).scrollLeft; }
function pageScrollY() { return window.pageYOffset || (document.documentElement || document.body).scrollTop; }
// Converts a {top, bottom, left, right} box from line-local
// coordinates into another coordinate system. Context may be one of
// "line", "div" (display.lineDiv), "local"/null (editor), "window",
// or "page".
function intoCoordSystem(cm, lineObj, rect, context) {
if (lineObj.widgets) for (var i = 0; i < lineObj.widgets.length; ++i) if (lineObj.widgets[i].above) {
var size = widgetHeight(lineObj.widgets[i]);
rect.top += size; rect.bottom += size;
}
if (context == "line") return rect;
if (!context) context = "local";
var yOff = heightAtLine(lineObj);
if (context == "local") yOff += paddingTop(cm.display);
else yOff -= cm.display.viewOffset;
if (context == "page" || context == "window") {
var lOff = cm.display.lineSpace.getBoundingClientRect();
yOff += lOff.top + (context == "window" ? 0 : pageScrollY());
var xOff = lOff.left + (context == "window" ? 0 : pageScrollX());
rect.left += xOff; rect.right += xOff;
}
rect.top += yOff; rect.bottom += yOff;
return rect;
}
// Coverts a box from "div" coords to another coordinate system.
// Context may be "window", "page", "div", or "local"/null.
function fromCoordSystem(cm, coords, context) {
if (context == "div") return coords;
var left = coords.left, top = coords.top;
// First move into "page" coordinate system
if (context == "page") {
left -= pageScrollX();
top -= pageScrollY();
} else if (context == "local" || !context) {
var localBox = cm.display.sizer.getBoundingClientRect();
left += localBox.left;
top += localBox.top;
}
var lineSpaceBox = cm.display.lineSpace.getBoundingClientRect();
return {left: left - lineSpaceBox.left, top: top - lineSpaceBox.top};
}
function charCoords(cm, pos, context, lineObj, bias) {
if (!lineObj) lineObj = getLine(cm.doc, pos.line);
return intoCoordSystem(cm, lineObj, measureChar(cm, lineObj, pos.ch, bias), context);
}
// Returns a box for a given cursor position, which may have an
// 'other' property containing the position of the secondary cursor
// on a bidi boundary.
function cursorCoords(cm, pos, context, lineObj, preparedMeasure, varHeight) {
lineObj = lineObj || getLine(cm.doc, pos.line);
if (!preparedMeasure) preparedMeasure = prepareMeasureForLine(cm, lineObj);
function get(ch, right) {
var m = measureCharPrepared(cm, preparedMeasure, ch, right ? "right" : "left", varHeight);
if (right) m.left = m.right; else m.right = m.left;
return intoCoordSystem(cm, lineObj, m, context);
}
function getBidi(ch, partPos) {
var part = order[partPos], right = part.level % 2;
if (ch == bidiLeft(part) && partPos && part.level < order[partPos - 1].level) {
part = order[--partPos];
ch = bidiRight(part) - (part.level % 2 ? 0 : 1);
right = true;
} else if (ch == bidiRight(part) && partPos < order.length - 1 && part.level < order[partPos + 1].level) {
part = order[++partPos];
ch = bidiLeft(part) - part.level % 2;
right = false;
}
if (right && ch == part.to && ch > part.from) return get(ch - 1);
return get(ch, right);
}
var order = getOrder(lineObj), ch = pos.ch;
if (!order) return get(ch);
var partPos = getBidiPartAt(order, ch);
var val = getBidi(ch, partPos);
if (bidiOther != null) val.other = getBidi(ch, bidiOther);
return val;
}
// Used to cheaply estimate the coordinates for a position. Used for
// intermediate scroll updates.
function estimateCoords(cm, pos) {
var left = 0, pos = clipPos(cm.doc, pos);
if (!cm.options.lineWrapping) left = charWidth(cm.display) * pos.ch;
var lineObj = getLine(cm.doc, pos.line);
var top = heightAtLine(lineObj) + paddingTop(cm.display);
return {left: left, right: left, top: top, bottom: top + lineObj.height};
}
// Positions returned by coordsChar contain some extra information.
// xRel is the relative x position of the input coordinates compared
// to the found position (so xRel > 0 means the coordinates are to
// the right of the character position, for example). When outside
// is true, that means the coordinates lie outside the line's
// vertical range.
function PosWithInfo(line, ch, outside, xRel) {
var pos = Pos(line, ch);
pos.xRel = xRel;
if (outside) pos.outside = true;
return pos;
}
// Compute the character position closest to the given coordinates.
// Input must be lineSpace-local ("div" coordinate system).
function coordsChar(cm, x, y) {
var doc = cm.doc;
y += cm.display.viewOffset;
if (y < 0) return PosWithInfo(doc.first, 0, true, -1);
var lineN = lineAtHeight(doc, y), last = doc.first + doc.size - 1;
if (lineN > last)
return PosWithInfo(doc.first + doc.size - 1, getLine(doc, last).text.length, true, 1);
if (x < 0) x = 0;
var lineObj = getLine(doc, lineN);
for (;;) {
var found = coordsCharInner(cm, lineObj, lineN, x, y);
var merged = collapsedSpanAtEnd(lineObj);
var mergedPos = merged && merged.find(0, true);
if (merged && (found.ch > mergedPos.from.ch || found.ch == mergedPos.from.ch && found.xRel > 0))
lineN = lineNo(lineObj = mergedPos.to.line);
else
return found;
}
}
function coordsCharInner(cm, lineObj, lineNo, x, y) {
var innerOff = y - heightAtLine(lineObj);
var wrongLine = false, adjust = 2 * cm.display.wrapper.clientWidth;
var preparedMeasure = prepareMeasureForLine(cm, lineObj);
function getX(ch) {
var sp = cursorCoords(cm, Pos(lineNo, ch), "line", lineObj, preparedMeasure);
wrongLine = true;
if (innerOff > sp.bottom) return sp.left - adjust;
else if (innerOff < sp.top) return sp.left + adjust;
else wrongLine = false;
return sp.left;
}
var bidi = getOrder(lineObj), dist = lineObj.text.length;
var from = lineLeft(lineObj), to = lineRight(lineObj);
var fromX = getX(from), fromOutside = wrongLine, toX = getX(to), toOutside = wrongLine;
if (x > toX) return PosWithInfo(lineNo, to, toOutside, 1);
// Do a binary search between these bounds.
for (;;) {
if (bidi ? to == from || to == moveVisually(lineObj, from, 1) : to - from <= 1) {
var ch = x < fromX || x - fromX <= toX - x ? from : to;
var outside = ch == from ? fromOutside : toOutside
var xDiff = x - (ch == from ? fromX : toX);
// This is a kludge to handle the case where the coordinates
// are after a line-wrapped line. We should replace it with a
// more general handling of cursor positions around line
// breaks. (Issue #4078)
if (toOutside && !bidi && !/\s/.test(lineObj.text.charAt(ch)) && xDiff > 0 &&
ch < lineObj.text.length && preparedMeasure.view.measure.heights.length > 1) {
var charSize = measureCharPrepared(cm, preparedMeasure, ch, "right");
if (innerOff <= charSize.bottom && innerOff >= charSize.top && Math.abs(x - charSize.right) < xDiff) {
outside = false
ch++
xDiff = x - charSize.right
}
}
while (isExtendingChar(lineObj.text.charAt(ch))) ++ch;
var pos = PosWithInfo(lineNo, ch, outside, xDiff < -1 ? -1 : xDiff > 1 ? 1 : 0);
return pos;
}
var step = Math.ceil(dist / 2), middle = from + step;
if (bidi) {
middle = from;
for (var i = 0; i < step; ++i) middle = moveVisually(lineObj, middle, 1);
}
var middleX = getX(middle);
if (middleX > x) {to = middle; toX = middleX; if (toOutside = wrongLine) toX += 1000; dist = step;}
else {from = middle; fromX = middleX; fromOutside = wrongLine; dist -= step;}
}
}
var measureText;
// Compute the default text height.
function textHeight(display) {
if (display.cachedTextHeight != null) return display.cachedTextHeight;
if (measureText == null) {
measureText = elt("pre");
// Measure a bunch of lines, for browsers that compute
// fractional heights.
for (var i = 0; i < 49; ++i) {
measureText.appendChild(document.createTextNode("x"));
measureText.appendChild(elt("br"));
}
measureText.appendChild(document.createTextNode("x"));
}
removeChildrenAndAdd(display.measure, measureText);
var height = measureText.offsetHeight / 50;
if (height > 3) display.cachedTextHeight = height;
removeChildren(display.measure);
return height || 1;
}
// Compute the default character width.
function charWidth(display) {
if (display.cachedCharWidth != null) return display.cachedCharWidth;
var anchor = elt("span", "xxxxxxxxxx");
var pre = elt("pre", [anchor]);
removeChildrenAndAdd(display.measure, pre);
var rect = anchor.getBoundingClientRect(), width = (rect.right - rect.left) / 10;
if (width > 2) display.cachedCharWidth = width;
return width || 10;
}
// OPERATIONS
// Operations are used to wrap a series of changes to the editor
// state in such a way that each change won't have to update the
// cursor and display (which would be awkward, slow, and
// error-prone). Instead, display updates are batched and then all
// combined and executed at once.
var operationGroup = null;
var nextOpId = 0;
// Start a new operation.
function startOperation(cm) {
cm.curOp = {
cm: cm,
viewChanged: false, // Flag that indicates that lines might need to be redrawn
startHeight: cm.doc.height, // Used to detect need to update scrollbar
forceUpdate: false, // Used to force a redraw
updateInput: null, // Whether to reset the input textarea
typing: false, // Whether this reset should be careful to leave existing text (for compositing)
changeObjs: null, // Accumulated changes, for firing change events
cursorActivityHandlers: null, // Set of handlers to fire cursorActivity on
cursorActivityCalled: 0, // Tracks which cursorActivity handlers have been called already
selectionChanged: false, // Whether the selection needs to be redrawn
updateMaxLine: false, // Set when the widest line needs to be determined anew
scrollLeft: null, scrollTop: null, // Intermediate scroll position, not pushed to DOM yet
scrollToPos: null, // Used to scroll to a specific position
focus: false,
id: ++nextOpId // Unique ID
};
if (operationGroup) {
operationGroup.ops.push(cm.curOp);
} else {
cm.curOp.ownsGroup = operationGroup = {
ops: [cm.curOp],
delayedCallbacks: []
};
}
}
function fireCallbacksForOps(group) {
// Calls delayed callbacks and cursorActivity handlers until no
// new ones appear
var callbacks = group.delayedCallbacks, i = 0;
do {
for (; i < callbacks.length; i++)
callbacks[i].call(null);
for (var j = 0; j < group.ops.length; j++) {
var op = group.ops[j];
if (op.cursorActivityHandlers)
while (op.cursorActivityCalled < op.cursorActivityHandlers.length)
op.cursorActivityHandlers[op.cursorActivityCalled++].call(null, op.cm);
}
} while (i < callbacks.length);
}
// Finish an operation, updating the display and signalling delayed events
function endOperation(cm) {
var op = cm.curOp, group = op.ownsGroup;
if (!group) return;
try { fireCallbacksForOps(group); }
finally {
operationGroup = null;
for (var i = 0; i < group.ops.length; i++)
group.ops[i].cm.curOp = null;
endOperations(group);
}
}
// The DOM updates done when an operation finishes are batched so
// that the minimum number of relayouts are required.
function endOperations(group) {
var ops = group.ops;
for (var i = 0; i < ops.length; i++) // Read DOM
endOperation_R1(ops[i]);
for (var i = 0; i < ops.length; i++) // Write DOM (maybe)
endOperation_W1(ops[i]);
for (var i = 0; i < ops.length; i++) // Read DOM
endOperation_R2(ops[i]);
for (var i = 0; i < ops.length; i++) // Write DOM (maybe)
endOperation_W2(ops[i]);
for (var i = 0; i < ops.length; i++) // Read DOM
endOperation_finish(ops[i]);
}
function endOperation_R1(op) {
var cm = op.cm, display = cm.display;
maybeClipScrollbars(cm);
if (op.updateMaxLine) findMaxLine(cm);
op.mustUpdate = op.viewChanged || op.forceUpdate || op.scrollTop != null ||
op.scrollToPos && (op.scrollToPos.from.line < display.viewFrom ||
op.scrollToPos.to.line >= display.viewTo) ||
display.maxLineChanged && cm.options.lineWrapping;
op.update = op.mustUpdate &&
new DisplayUpdate(cm, op.mustUpdate && {top: op.scrollTop, ensure: op.scrollToPos}, op.forceUpdate);
}
function endOperation_W1(op) {
op.updatedDisplay = op.mustUpdate && updateDisplayIfNeeded(op.cm, op.update);
}
function endOperation_R2(op) {
var cm = op.cm, display = cm.display;
if (op.updatedDisplay) updateHeightsInViewport(cm);
op.barMeasure = measureForScrollbars(cm);
// If the max line changed since it was last measured, measure it,
// and ensure the document's width matches it.
// updateDisplay_W2 will use these properties to do the actual resizing
if (display.maxLineChanged && !cm.options.lineWrapping) {
op.adjustWidthTo = measureChar(cm, display.maxLine, display.maxLine.text.length).left + 3;
cm.display.sizerWidth = op.adjustWidthTo;
op.barMeasure.scrollWidth =
Math.max(display.scroller.clientWidth, display.sizer.offsetLeft + op.adjustWidthTo + scrollGap(cm) + cm.display.barWidth);
op.maxScrollLeft = Math.max(0, display.sizer.offsetLeft + op.adjustWidthTo - displayWidth(cm));
}
if (op.updatedDisplay || op.selectionChanged)
op.preparedSelection = display.input.prepareSelection(op.focus);
}
function endOperation_W2(op) {
var cm = op.cm;
if (op.adjustWidthTo != null) {
cm.display.sizer.style.minWidth = op.adjustWidthTo + "px";
if (op.maxScrollLeft < cm.doc.scrollLeft)
setScrollLeft(cm, Math.min(cm.display.scroller.scrollLeft, op.maxScrollLeft), true);
cm.display.maxLineChanged = false;
}
var takeFocus = op.focus && op.focus == activeElt() && (!document.hasFocus || document.hasFocus())
if (op.preparedSelection)
cm.display.input.showSelection(op.preparedSelection, takeFocus);
if (op.updatedDisplay || op.startHeight != cm.doc.height)
updateScrollbars(cm, op.barMeasure);
if (op.updatedDisplay)
setDocumentHeight(cm, op.barMeasure);
if (op.selectionChanged) restartBlink(cm);
if (cm.state.focused && op.updateInput)
cm.display.input.reset(op.typing);
if (takeFocus) ensureFocus(op.cm);
}
function endOperation_finish(op) {
var cm = op.cm, display = cm.display, doc = cm.doc;
if (op.updatedDisplay) postUpdateDisplay(cm, op.update);
// Abort mouse wheel delta measurement, when scrolling explicitly
if (display.wheelStartX != null && (op.scrollTop != null || op.scrollLeft != null || op.scrollToPos))
display.wheelStartX = display.wheelStartY = null;
// Propagate the scroll position to the actual DOM scroller
if (op.scrollTop != null && (display.scroller.scrollTop != op.scrollTop || op.forceScroll)) {
doc.scrollTop = Math.max(0, Math.min(display.scroller.scrollHeight - display.scroller.clientHeight, op.scrollTop));
display.scrollbars.setScrollTop(doc.scrollTop);
display.scroller.scrollTop = doc.scrollTop;
}
if (op.scrollLeft != null && (display.scroller.scrollLeft != op.scrollLeft || op.forceScroll)) {
doc.scrollLeft = Math.max(0, Math.min(display.scroller.scrollWidth - display.scroller.clientWidth, op.scrollLeft));
display.scrollbars.setScrollLeft(doc.scrollLeft);
display.scroller.scrollLeft = doc.scrollLeft;
alignHorizontally(cm);
}
// If we need to scroll a specific position into view, do so.
if (op.scrollToPos) {
var coords = scrollPosIntoView(cm, clipPos(doc, op.scrollToPos.from),
clipPos(doc, op.scrollToPos.to), op.scrollToPos.margin);
if (op.scrollToPos.isCursor && cm.state.focused) maybeScrollWindow(cm, coords);
}
// Fire events for markers that are hidden/unidden by editing or
// undoing
var hidden = op.maybeHiddenMarkers, unhidden = op.maybeUnhiddenMarkers;
if (hidden) for (var i = 0; i < hidden.length; ++i)
if (!hidden[i].lines.length) signal(hidden[i], "hide");
if (unhidden) for (var i = 0; i < unhidden.length; ++i)
if (unhidden[i].lines.length) signal(unhidden[i], "unhide");
if (display.wrapper.offsetHeight)
doc.scrollTop = cm.display.scroller.scrollTop;
// Fire change events, and delayed event handlers
if (op.changeObjs)
signal(cm, "changes", cm, op.changeObjs);
if (op.update)
op.update.finish();
}
// Run the given function in an operation
function runInOp(cm, f) {
if (cm.curOp) return f();
startOperation(cm);
try { return f(); }
finally { endOperation(cm); }
}
// Wraps a function in an operation. Returns the wrapped function.
function operation(cm, f) {
return function() {
if (cm.curOp) return f.apply(cm, arguments);
startOperation(cm);
try { return f.apply(cm, arguments); }
finally { endOperation(cm); }
};
}
// Used to add methods to editor and doc instances, wrapping them in
// operations.
function methodOp(f) {
return function() {
if (this.curOp) return f.apply(this, arguments);
startOperation(this);
try { return f.apply(this, arguments); }
finally { endOperation(this); }
};
}
function docMethodOp(f) {
return function() {
var cm = this.cm;
if (!cm || cm.curOp) return f.apply(this, arguments);
startOperation(cm);
try { return f.apply(this, arguments); }
finally { endOperation(cm); }
};
}
// VIEW TRACKING
// These objects are used to represent the visible (currently drawn)
// part of the document. A LineView may correspond to multiple
// logical lines, if those are connected by collapsed ranges.
function LineView(doc, line, lineN) {
// The starting line
this.line = line;
// Continuing lines, if any
this.rest = visualLineContinued(line);
// Number of logical lines in this visual line
this.size = this.rest ? lineNo(lst(this.rest)) - lineN + 1 : 1;
this.node = this.text = null;
this.hidden = lineIsHidden(doc, line);
}
// Create a range of LineView objects for the given lines.
function buildViewArray(cm, from, to) {
var array = [], nextPos;
for (var pos = from; pos < to; pos = nextPos) {
var view = new LineView(cm.doc, getLine(cm.doc, pos), pos);
nextPos = pos + view.size;
array.push(view);
}
return array;
}
// Updates the display.view data structure for a given change to the
// document. From and to are in pre-change coordinates. Lendiff is
// the amount of lines added or subtracted by the change. This is
// used for changes that span multiple lines, or change the way
// lines are divided into visual lines. regLineChange (below)
// registers single-line changes.
function regChange(cm, from, to, lendiff) {
if (from == null) from = cm.doc.first;
if (to == null) to = cm.doc.first + cm.doc.size;
if (!lendiff) lendiff = 0;
var display = cm.display;
if (lendiff && to < display.viewTo &&
(display.updateLineNumbers == null || display.updateLineNumbers > from))
display.updateLineNumbers = from;
cm.curOp.viewChanged = true;
if (from >= display.viewTo) { // Change after
if (sawCollapsedSpans && visualLineNo(cm.doc, from) < display.viewTo)
resetView(cm);
} else if (to <= display.viewFrom) { // Change before
if (sawCollapsedSpans && visualLineEndNo(cm.doc, to + lendiff) > display.viewFrom) {
resetView(cm);
} else {
display.viewFrom += lendiff;
display.viewTo += lendiff;
}
} else if (from <= display.viewFrom && to >= display.viewTo) { // Full overlap
resetView(cm);
} else if (from <= display.viewFrom) { // Top overlap
var cut = viewCuttingPoint(cm, to, to + lendiff, 1);
if (cut) {
display.view = display.view.slice(cut.index);
display.viewFrom = cut.lineN;
display.viewTo += lendiff;
} else {
resetView(cm);
}
} else if (to >= display.viewTo) { // Bottom overlap
var cut = viewCuttingPoint(cm, from, from, -1);
if (cut) {
display.view = display.view.slice(0, cut.index);
display.viewTo = cut.lineN;
} else {
resetView(cm);
}
} else { // Gap in the middle
var cutTop = viewCuttingPoint(cm, from, from, -1);
var cutBot = viewCuttingPoint(cm, to, to + lendiff, 1);
if (cutTop && cutBot) {
display.view = display.view.slice(0, cutTop.index)
.concat(buildViewArray(cm, cutTop.lineN, cutBot.lineN))
.concat(display.view.slice(cutBot.index));
display.viewTo += lendiff;
} else {
resetView(cm);
}
}
var ext = display.externalMeasured;
if (ext) {
if (to < ext.lineN)
ext.lineN += lendiff;
else if (from < ext.lineN + ext.size)
display.externalMeasured = null;
}
}
// Register a change to a single line. Type must be one of "text",
// "gutter", "class", "widget"
function regLineChange(cm, line, type) {
cm.curOp.viewChanged = true;
var display = cm.display, ext = cm.display.externalMeasured;
if (ext && line >= ext.lineN && line < ext.lineN + ext.size)
display.externalMeasured = null;
if (line < display.viewFrom || line >= display.viewTo) return;
var lineView = display.view[findViewIndex(cm, line)];
if (lineView.node == null) return;
var arr = lineView.changes || (lineView.changes = []);
if (indexOf(arr, type) == -1) arr.push(type);
}
// Clear the view.
function resetView(cm) {
cm.display.viewFrom = cm.display.viewTo = cm.doc.first;
cm.display.view = [];
cm.display.viewOffset = 0;
}
// Find the view element corresponding to a given line. Return null
// when the line isn't visible.
function findViewIndex(cm, n) {
if (n >= cm.display.viewTo) return null;
n -= cm.display.viewFrom;
if (n < 0) return null;
var view = cm.display.view;
for (var i = 0; i < view.length; i++) {
n -= view[i].size;
if (n < 0) return i;
}
}
function viewCuttingPoint(cm, oldN, newN, dir) {
var index = findViewIndex(cm, oldN), diff, view = cm.display.view;
if (!sawCollapsedSpans || newN == cm.doc.first + cm.doc.size)
return {index: index, lineN: newN};
for (var i = 0, n = cm.display.viewFrom; i < index; i++)
n += view[i].size;
if (n != oldN) {
if (dir > 0) {
if (index == view.length - 1) return null;
diff = (n + view[index].size) - oldN;
index++;
} else {
diff = n - oldN;
}
oldN += diff; newN += diff;
}
while (visualLineNo(cm.doc, newN) != newN) {
if (index == (dir < 0 ? 0 : view.length - 1)) return null;
newN += dir * view[index - (dir < 0 ? 1 : 0)].size;
index += dir;
}
return {index: index, lineN: newN};
}
// Force the view to cover a given range, adding empty view element
// or clipping off existing ones as needed.
function adjustView(cm, from, to) {
var display = cm.display, view = display.view;
if (view.length == 0 || from >= display.viewTo || to <= display.viewFrom) {
display.view = buildViewArray(cm, from, to);
display.viewFrom = from;
} else {
if (display.viewFrom > from)
display.view = buildViewArray(cm, from, display.viewFrom).concat(display.view);
else if (display.viewFrom < from)
display.view = display.view.slice(findViewIndex(cm, from));
display.viewFrom = from;
if (display.viewTo < to)
display.view = display.view.concat(buildViewArray(cm, display.viewTo, to));
else if (display.viewTo > to)
display.view = display.view.slice(0, findViewIndex(cm, to));
}
display.viewTo = to;
}
// Count the number of lines in the view whose DOM representation is
// out of date (or nonexistent).
function countDirtyView(cm) {
var view = cm.display.view, dirty = 0;
for (var i = 0; i < view.length; i++) {
var lineView = view[i];
if (!lineView.hidden && (!lineView.node || lineView.changes)) ++dirty;
}
return dirty;
}
// EVENT HANDLERS
// Attach the necessary event handlers when initializing the editor
function registerEventHandlers(cm) {
var d = cm.display;
on(d.scroller, "mousedown", operation(cm, onMouseDown));
// Older IE's will not fire a second mousedown for a double click
if (ie && ie_version < 11)
on(d.scroller, "dblclick", operation(cm, function(e) {
if (signalDOMEvent(cm, e)) return;
var pos = posFromMouse(cm, e);
if (!pos || clickInGutter(cm, e) || eventInWidget(cm.display, e)) return;
e_preventDefault(e);
var word = cm.findWordAt(pos);
extendSelection(cm.doc, word.anchor, word.head);
}));
else
on(d.scroller, "dblclick", function(e) { signalDOMEvent(cm, e) || e_preventDefault(e); });
// Some browsers fire contextmenu *after* opening the menu, at
// which point we can't mess with it anymore. Context menu is
// handled in onMouseDown for these browsers.
if (!captureRightClick) on(d.scroller, "contextmenu", function(e) {onContextMenu(cm, e);});
// Used to suppress mouse event handling when a touch happens
var touchFinished, prevTouch = {end: 0};
function finishTouch() {
if (d.activeTouch) {
touchFinished = setTimeout(function() {d.activeTouch = null;}, 1000);
prevTouch = d.activeTouch;
prevTouch.end = +new Date;
}
};
function isMouseLikeTouchEvent(e) {
if (e.touches.length != 1) return false;
var touch = e.touches[0];
return touch.radiusX <= 1 && touch.radiusY <= 1;
}
function farAway(touch, other) {
if (other.left == null) return true;
var dx = other.left - touch.left, dy = other.top - touch.top;
return dx * dx + dy * dy > 20 * 20;
}
on(d.scroller, "touchstart", function(e) {
if (!signalDOMEvent(cm, e) && !isMouseLikeTouchEvent(e)) {
clearTimeout(touchFinished);
var now = +new Date;
d.activeTouch = {start: now, moved: false,
prev: now - prevTouch.end <= 300 ? prevTouch : null};
if (e.touches.length == 1) {
d.activeTouch.left = e.touches[0].pageX;
d.activeTouch.top = e.touches[0].pageY;
}
}
});
on(d.scroller, "touchmove", function() {
if (d.activeTouch) d.activeTouch.moved = true;
});
on(d.scroller, "touchend", function(e) {
var touch = d.activeTouch;
if (touch && !eventInWidget(d, e) && touch.left != null &&
!touch.moved && new Date - touch.start < 300) {
var pos = cm.coordsChar(d.activeTouch, "page"), range;
if (!touch.prev || farAway(touch, touch.prev)) // Single tap
range = new Range(pos, pos);
else if (!touch.prev.prev || farAway(touch, touch.prev.prev)) // Double tap
range = cm.findWordAt(pos);
else // Triple tap
range = new Range(Pos(pos.line, 0), clipPos(cm.doc, Pos(pos.line + 1, 0)));
cm.setSelection(range.anchor, range.head);
cm.focus();
e_preventDefault(e);
}
finishTouch();
});
on(d.scroller, "touchcancel", finishTouch);
// Sync scrolling between fake scrollbars and real scrollable
// area, ensure viewport is updated when scrolling.
on(d.scroller, "scroll", function() {
if (d.scroller.clientHeight) {
setScrollTop(cm, d.scroller.scrollTop);
setScrollLeft(cm, d.scroller.scrollLeft, true);
signal(cm, "scroll", cm);
}
});
// Listen to wheel events in order to try and update the viewport on time.
on(d.scroller, "mousewheel", function(e){onScrollWheel(cm, e);});
on(d.scroller, "DOMMouseScroll", function(e){onScrollWheel(cm, e);});
// Prevent wrapper from ever scrolling
on(d.wrapper, "scroll", function() { d.wrapper.scrollTop = d.wrapper.scrollLeft = 0; });
d.dragFunctions = {
enter: function(e) {if (!signalDOMEvent(cm, e)) e_stop(e);},
over: function(e) {if (!signalDOMEvent(cm, e)) { onDragOver(cm, e); e_stop(e); }},
start: function(e){onDragStart(cm, e);},
drop: operation(cm, onDrop),
leave: function(e) {if (!signalDOMEvent(cm, e)) { clearDragCursor(cm); }}
};
var inp = d.input.getField();
on(inp, "keyup", function(e) { onKeyUp.call(cm, e); });
on(inp, "keydown", operation(cm, onKeyDown));
on(inp, "keypress", operation(cm, onKeyPress));
on(inp, "focus", bind(onFocus, cm));
on(inp, "blur", bind(onBlur, cm));
}
function dragDropChanged(cm, value, old) {
var wasOn = old && old != CodeMirror.Init;
if (!value != !wasOn) {
var funcs = cm.display.dragFunctions;
var toggle = value ? on : off;
toggle(cm.display.scroller, "dragstart", funcs.start);
toggle(cm.display.scroller, "dragenter", funcs.enter);
toggle(cm.display.scroller, "dragover", funcs.over);
toggle(cm.display.scroller, "dragleave", funcs.leave);
toggle(cm.display.scroller, "drop", funcs.drop);
}
}
// Called when the window resizes
function onResize(cm) {
var d = cm.display;
if (d.lastWrapHeight == d.wrapper.clientHeight && d.lastWrapWidth == d.wrapper.clientWidth)
return;
// Might be a text scaling operation, clear size caches.
d.cachedCharWidth = d.cachedTextHeight = d.cachedPaddingH = null;
d.scrollbarsClipped = false;
cm.setSize();
}
// MOUSE EVENTS
// Return true when the given mouse event happened in a widget
function eventInWidget(display, e) {
for (var n = e_target(e); n != display.wrapper; n = n.parentNode) {
if (!n || (n.nodeType == 1 && n.getAttribute("cm-ignore-events") == "true") ||
(n.parentNode == display.sizer && n != display.mover))
return true;
}
}
// Given a mouse event, find the corresponding position. If liberal
// is false, it checks whether a gutter or scrollbar was clicked,
// and returns null if it was. forRect is used by rectangular
// selections, and tries to estimate a character position even for
// coordinates beyond the right of the text.
function posFromMouse(cm, e, liberal, forRect) {
var display = cm.display;
if (!liberal && e_target(e).getAttribute("cm-not-content") == "true") return null;
var x, y, space = display.lineSpace.getBoundingClientRect();
// Fails unpredictably on IE[67] when mouse is dragged around quickly.
try { x = e.clientX - space.left; y = e.clientY - space.top; }
catch (e) { return null; }
var coords = coordsChar(cm, x, y), line;
if (forRect && coords.xRel == 1 && (line = getLine(cm.doc, coords.line).text).length == coords.ch) {
var colDiff = countColumn(line, line.length, cm.options.tabSize) - line.length;
coords = Pos(coords.line, Math.max(0, Math.round((x - paddingH(cm.display).left) / charWidth(cm.display)) - colDiff));
}
return coords;
}
// A mouse down can be a single click, double click, triple click,
// start of selection drag, start of text drag, new cursor
// (ctrl-click), rectangle drag (alt-drag), or xwin
// middle-click-paste. Or it might be a click on something we should
// not interfere with, such as a scrollbar or widget.
function onMouseDown(e) {
var cm = this, display = cm.display;
if (signalDOMEvent(cm, e) || display.activeTouch && display.input.supportsTouch()) return;
display.shift = e.shiftKey;
if (eventInWidget(display, e)) {
if (!webkit) {
// Briefly turn off draggability, to allow widgets to do
// normal dragging things.
display.scroller.draggable = false;
setTimeout(function(){display.scroller.draggable = true;}, 100);
}
return;
}
if (clickInGutter(cm, e)) return;
var start = posFromMouse(cm, e);
window.focus();
switch (e_button(e)) {
case 1:
// #3261: make sure, that we're not starting a second selection
if (cm.state.selectingText)
cm.state.selectingText(e);
else if (start)
leftButtonDown(cm, e, start);
else if (e_target(e) == display.scroller)
e_preventDefault(e);
break;
case 2:
if (webkit) cm.state.lastMiddleDown = +new Date;
if (start) extendSelection(cm.doc, start);
setTimeout(function() {display.input.focus();}, 20);
e_preventDefault(e);
break;
case 3:
if (captureRightClick) onContextMenu(cm, e);
else delayBlurEvent(cm);
break;
}
}
var lastClick, lastDoubleClick;
function leftButtonDown(cm, e, start) {
if (ie) setTimeout(bind(ensureFocus, cm), 0);
else cm.curOp.focus = activeElt();
var now = +new Date, type;
if (lastDoubleClick && lastDoubleClick.time > now - 400 && cmp(lastDoubleClick.pos, start) == 0) {
type = "triple";
} else if (lastClick && lastClick.time > now - 400 && cmp(lastClick.pos, start) == 0) {
type = "double";
lastDoubleClick = {time: now, pos: start};
} else {
type = "single";
lastClick = {time: now, pos: start};
}
var sel = cm.doc.sel, modifier = mac ? e.metaKey : e.ctrlKey, contained;
if (cm.options.dragDrop && dragAndDrop && !cm.isReadOnly() &&
type == "single" && (contained = sel.contains(start)) > -1 &&
(cmp((contained = sel.ranges[contained]).from(), start) < 0 || start.xRel > 0) &&
(cmp(contained.to(), start) > 0 || start.xRel < 0))
leftButtonStartDrag(cm, e, start, modifier);
else
leftButtonSelect(cm, e, start, type, modifier);
}
// Start a text drag. When it ends, see if any dragging actually
// happen, and treat as a click if it didn't.
function leftButtonStartDrag(cm, e, start, modifier) {
var display = cm.display, startTime = +new Date;
var dragEnd = operation(cm, function(e2) {
if (webkit) display.scroller.draggable = false;
cm.state.draggingText = false;
off(document, "mouseup", dragEnd);
off(display.scroller, "drop", dragEnd);
if (Math.abs(e.clientX - e2.clientX) + Math.abs(e.clientY - e2.clientY) < 10) {
e_preventDefault(e2);
if (!modifier && +new Date - 200 < startTime)
extendSelection(cm.doc, start);
// Work around unexplainable focus problem in IE9 (#2127) and Chrome (#3081)
if (webkit || ie && ie_version == 9)
setTimeout(function() {document.body.focus(); display.input.focus();}, 20);
else
display.input.focus();
}
});
// Let the drag handler handle this.
if (webkit) display.scroller.draggable = true;
cm.state.draggingText = dragEnd;
dragEnd.copy = mac ? e.altKey : e.ctrlKey
// IE's approach to draggable
if (display.scroller.dragDrop) display.scroller.dragDrop();
on(document, "mouseup", dragEnd);
on(display.scroller, "drop", dragEnd);
}
// Normal selection, as opposed to text dragging.
function leftButtonSelect(cm, e, start, type, addNew) {
var display = cm.display, doc = cm.doc;
e_preventDefault(e);
var ourRange, ourIndex, startSel = doc.sel, ranges = startSel.ranges;
if (addNew && !e.shiftKey) {
ourIndex = doc.sel.contains(start);
if (ourIndex > -1)
ourRange = ranges[ourIndex];
else
ourRange = new Range(start, start);
} else {
ourRange = doc.sel.primary();
ourIndex = doc.sel.primIndex;
}
if (chromeOS ? e.shiftKey && e.metaKey : e.altKey) {
type = "rect";
if (!addNew) ourRange = new Range(start, start);
start = posFromMouse(cm, e, true, true);
ourIndex = -1;
} else if (type == "double") {
var word = cm.findWordAt(start);
if (cm.display.shift || doc.extend)
ourRange = extendRange(doc, ourRange, word.anchor, word.head);
else
ourRange = word;
} else if (type == "triple") {
var line = new Range(Pos(start.line, 0), clipPos(doc, Pos(start.line + 1, 0)));
if (cm.display.shift || doc.extend)
ourRange = extendRange(doc, ourRange, line.anchor, line.head);
else
ourRange = line;
} else {
ourRange = extendRange(doc, ourRange, start);
}
if (!addNew) {
ourIndex = 0;
setSelection(doc, new Selection([ourRange], 0), sel_mouse);
startSel = doc.sel;
} else if (ourIndex == -1) {
ourIndex = ranges.length;
setSelection(doc, normalizeSelection(ranges.concat([ourRange]), ourIndex),
{scroll: false, origin: "*mouse"});
} else if (ranges.length > 1 && ranges[ourIndex].empty() && type == "single" && !e.shiftKey) {
setSelection(doc, normalizeSelection(ranges.slice(0, ourIndex).concat(ranges.slice(ourIndex + 1)), 0),
{scroll: false, origin: "*mouse"});
startSel = doc.sel;
} else {
replaceOneSelection(doc, ourIndex, ourRange, sel_mouse);
}
var lastPos = start;
function extendTo(pos) {
if (cmp(lastPos, pos) == 0) return;
lastPos = pos;
if (type == "rect") {
var ranges = [], tabSize = cm.options.tabSize;
var startCol = countColumn(getLine(doc, start.line).text, start.ch, tabSize);
var posCol = countColumn(getLine(doc, pos.line).text, pos.ch, tabSize);
var left = Math.min(startCol, posCol), right = Math.max(startCol, posCol);
for (var line = Math.min(start.line, pos.line), end = Math.min(cm.lastLine(), Math.max(start.line, pos.line));
line <= end; line++) {
var text = getLine(doc, line).text, leftPos = findColumn(text, left, tabSize);
if (left == right)
ranges.push(new Range(Pos(line, leftPos), Pos(line, leftPos)));
else if (text.length > leftPos)
ranges.push(new Range(Pos(line, leftPos), Pos(line, findColumn(text, right, tabSize))));
}
if (!ranges.length) ranges.push(new Range(start, start));
setSelection(doc, normalizeSelection(startSel.ranges.slice(0, ourIndex).concat(ranges), ourIndex),
{origin: "*mouse", scroll: false});
cm.scrollIntoView(pos);
} else {
var oldRange = ourRange;
var anchor = oldRange.anchor, head = pos;
if (type != "single") {
if (type == "double")
var range = cm.findWordAt(pos);
else
var range = new Range(Pos(pos.line, 0), clipPos(doc, Pos(pos.line + 1, 0)));
if (cmp(range.anchor, anchor) > 0) {
head = range.head;
anchor = minPos(oldRange.from(), range.anchor);
} else {
head = range.anchor;
anchor = maxPos(oldRange.to(), range.head);
}
}
var ranges = startSel.ranges.slice(0);
ranges[ourIndex] = new Range(clipPos(doc, anchor), head);
setSelection(doc, normalizeSelection(ranges, ourIndex), sel_mouse);
}
}
var editorSize = display.wrapper.getBoundingClientRect();
// Used to ensure timeout re-tries don't fire when another extend
// happened in the meantime (clearTimeout isn't reliable -- at
// least on Chrome, the timeouts still happen even when cleared,
// if the clear happens after their scheduled firing time).
var counter = 0;
function extend(e) {
var curCount = ++counter;
var cur = posFromMouse(cm, e, true, type == "rect");
if (!cur) return;
if (cmp(cur, lastPos) != 0) {
cm.curOp.focus = activeElt();
extendTo(cur);
var visible = visibleLines(display, doc);
if (cur.line >= visible.to || cur.line < visible.from)
setTimeout(operation(cm, function(){if (counter == curCount) extend(e);}), 150);
} else {
var outside = e.clientY < editorSize.top ? -20 : e.clientY > editorSize.bottom ? 20 : 0;
if (outside) setTimeout(operation(cm, function() {
if (counter != curCount) return;
display.scroller.scrollTop += outside;
extend(e);
}), 50);
}
}
function done(e) {
cm.state.selectingText = false;
counter = Infinity;
e_preventDefault(e);
display.input.focus();
off(document, "mousemove", move);
off(document, "mouseup", up);
doc.history.lastSelOrigin = null;
}
var move = operation(cm, function(e) {
if (!e_button(e)) done(e);
else extend(e);
});
var up = operation(cm, done);
cm.state.selectingText = up;
on(document, "mousemove", move);
on(document, "mouseup", up);
}
// Determines whether an event happened in the gutter, and fires the
// handlers for the corresponding event.
function gutterEvent(cm, e, type, prevent) {
try { var mX = e.clientX, mY = e.clientY; }
catch(e) { return false; }
if (mX >= Math.floor(cm.display.gutters.getBoundingClientRect().right)) return false;
if (prevent) e_preventDefault(e);
var display = cm.display;
var lineBox = display.lineDiv.getBoundingClientRect();
if (mY > lineBox.bottom || !hasHandler(cm, type)) return e_defaultPrevented(e);
mY -= lineBox.top - display.viewOffset;
for (var i = 0; i < cm.options.gutters.length; ++i) {
var g = display.gutters.childNodes[i];
if (g && g.getBoundingClientRect().right >= mX) {
var line = lineAtHeight(cm.doc, mY);
var gutter = cm.options.gutters[i];
signal(cm, type, cm, line, gutter, e);
return e_defaultPrevented(e);
}
}
}
function clickInGutter(cm, e) {
return gutterEvent(cm, e, "gutterClick", true);
}
// Kludge to work around strange IE behavior where it'll sometimes
// re-fire a series of drag-related events right after the drop (#1551)
var lastDrop = 0;
function onDrop(e) {
var cm = this;
clearDragCursor(cm);
if (signalDOMEvent(cm, e) || eventInWidget(cm.display, e))
return;
e_preventDefault(e);
if (ie) lastDrop = +new Date;
var pos = posFromMouse(cm, e, true), files = e.dataTransfer.files;
if (!pos || cm.isReadOnly()) return;
// Might be a file drop, in which case we simply extract the text
// and insert it.
if (files && files.length && window.FileReader && window.File) {
var n = files.length, text = Array(n), read = 0;
var loadFile = function(file, i) {
if (cm.options.allowDropFileTypes &&
indexOf(cm.options.allowDropFileTypes, file.type) == -1)
return;
var reader = new FileReader;
reader.onload = operation(cm, function() {
var content = reader.result;
if (/[\x00-\x08\x0e-\x1f]{2}/.test(content)) content = "";
text[i] = content;
if (++read == n) {
pos = clipPos(cm.doc, pos);
var change = {from: pos, to: pos,
text: cm.doc.splitLines(text.join(cm.doc.lineSeparator())),
origin: "paste"};
makeChange(cm.doc, change);
setSelectionReplaceHistory(cm.doc, simpleSelection(pos, changeEnd(change)));
}
});
reader.readAsText(file);
};
for (var i = 0; i < n; ++i) loadFile(files[i], i);
} else { // Normal drop
// Don't do a replace if the drop happened inside of the selected text.
if (cm.state.draggingText && cm.doc.sel.contains(pos) > -1) {
cm.state.draggingText(e);
// Ensure the editor is re-focused
setTimeout(function() {cm.display.input.focus();}, 20);
return;
}
try {
var text = e.dataTransfer.getData("Text");
if (text) {
if (cm.state.draggingText && !cm.state.draggingText.copy)
var selected = cm.listSelections();
setSelectionNoUndo(cm.doc, simpleSelection(pos, pos));
if (selected) for (var i = 0; i < selected.length; ++i)
replaceRange(cm.doc, "", selected[i].anchor, selected[i].head, "drag");
cm.replaceSelection(text, "around", "paste");
cm.display.input.focus();
}
}
catch(e){}
}
}
function onDragStart(cm, e) {
if (ie && (!cm.state.draggingText || +new Date - lastDrop < 100)) { e_stop(e); return; }
if (signalDOMEvent(cm, e) || eventInWidget(cm.display, e)) return;
e.dataTransfer.setData("Text", cm.getSelection());
e.dataTransfer.effectAllowed = "copyMove"
// Use dummy image instead of default browsers image.
// Recent Safari (~6.0.2) have a tendency to segfault when this happens, so we don't do it there.
if (e.dataTransfer.setDragImage && !safari) {
var img = elt("img", null, null, "position: fixed; left: 0; top: 0;");
img.src = "data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==";
if (presto) {
img.width = img.height = 1;
cm.display.wrapper.appendChild(img);
// Force a relayout, or Opera won't use our image for some obscure reason
img._top = img.offsetTop;
}
e.dataTransfer.setDragImage(img, 0, 0);
if (presto) img.parentNode.removeChild(img);
}
}
function onDragOver(cm, e) {
var pos = posFromMouse(cm, e);
if (!pos) return;
var frag = document.createDocumentFragment();
drawSelectionCursor(cm, pos, frag);
if (!cm.display.dragCursor) {
cm.display.dragCursor = elt("div", null, "CodeMirror-cursors CodeMirror-dragcursors");
cm.display.lineSpace.insertBefore(cm.display.dragCursor, cm.display.cursorDiv);
}
removeChildrenAndAdd(cm.display.dragCursor, frag);
}
function clearDragCursor(cm) {
if (cm.display.dragCursor) {
cm.display.lineSpace.removeChild(cm.display.dragCursor);
cm.display.dragCursor = null;
}
}
// SCROLL EVENTS
// Sync the scrollable area and scrollbars, ensure the viewport
// covers the visible area.
function setScrollTop(cm, val) {
if (Math.abs(cm.doc.scrollTop - val) < 2) return;
cm.doc.scrollTop = val;
if (!gecko) updateDisplaySimple(cm, {top: val});
if (cm.display.scroller.scrollTop != val) cm.display.scroller.scrollTop = val;
cm.display.scrollbars.setScrollTop(val);
if (gecko) updateDisplaySimple(cm);
startWorker(cm, 100);
}
// Sync scroller and scrollbar, ensure the gutter elements are
// aligned.
function setScrollLeft(cm, val, isScroller) {
if (isScroller ? val == cm.doc.scrollLeft : Math.abs(cm.doc.scrollLeft - val) < 2) return;
val = Math.min(val, cm.display.scroller.scrollWidth - cm.display.scroller.clientWidth);
cm.doc.scrollLeft = val;
alignHorizontally(cm);
if (cm.display.scroller.scrollLeft != val) cm.display.scroller.scrollLeft = val;
cm.display.scrollbars.setScrollLeft(val);
}
// Since the delta values reported on mouse wheel events are
// unstandardized between browsers and even browser versions, and
// generally horribly unpredictable, this code starts by measuring
// the scroll effect that the first few mouse wheel events have,
// and, from that, detects the way it can convert deltas to pixel
// offsets afterwards.
//
// The reason we want to know the amount a wheel event will scroll
// is that it gives us a chance to update the display before the
// actual scrolling happens, reducing flickering.
var wheelSamples = 0, wheelPixelsPerUnit = null;
// Fill in a browser-detected starting value on browsers where we
// know one. These don't have to be accurate -- the result of them
// being wrong would just be a slight flicker on the first wheel
// scroll (if it is large enough).
if (ie) wheelPixelsPerUnit = -.53;
else if (gecko) wheelPixelsPerUnit = 15;
else if (chrome) wheelPixelsPerUnit = -.7;
else if (safari) wheelPixelsPerUnit = -1/3;
var wheelEventDelta = function(e) {
var dx = e.wheelDeltaX, dy = e.wheelDeltaY;
if (dx == null && e.detail && e.axis == e.HORIZONTAL_AXIS) dx = e.detail;
if (dy == null && e.detail && e.axis == e.VERTICAL_AXIS) dy = e.detail;
else if (dy == null) dy = e.wheelDelta;
return {x: dx, y: dy};
};
CodeMirror.wheelEventPixels = function(e) {
var delta = wheelEventDelta(e);
delta.x *= wheelPixelsPerUnit;
delta.y *= wheelPixelsPerUnit;
return delta;
};
function onScrollWheel(cm, e) {
var delta = wheelEventDelta(e), dx = delta.x, dy = delta.y;
var display = cm.display, scroll = display.scroller;
// Quit if there's nothing to scroll here
var canScrollX = scroll.scrollWidth > scroll.clientWidth;
var canScrollY = scroll.scrollHeight > scroll.clientHeight;
if (!(dx && canScrollX || dy && canScrollY)) return;
// Webkit browsers on OS X abort momentum scrolls when the target
// of the scroll event is removed from the scrollable element.
// This hack (see related code in patchDisplay) makes sure the
// element is kept around.
if (dy && mac && webkit) {
outer: for (var cur = e.target, view = display.view; cur != scroll; cur = cur.parentNode) {
for (var i = 0; i < view.length; i++) {
if (view[i].node == cur) {
cm.display.currentWheelTarget = cur;
break outer;
}
}
}
}
// On some browsers, horizontal scrolling will cause redraws to
// happen before the gutter has been realigned, causing it to
// wriggle around in a most unseemly way. When we have an
// estimated pixels/delta value, we just handle horizontal
// scrolling entirely here. It'll be slightly off from native, but
// better than glitching out.
if (dx && !gecko && !presto && wheelPixelsPerUnit != null) {
if (dy && canScrollY)
setScrollTop(cm, Math.max(0, Math.min(scroll.scrollTop + dy * wheelPixelsPerUnit, scroll.scrollHeight - scroll.clientHeight)));
setScrollLeft(cm, Math.max(0, Math.min(scroll.scrollLeft + dx * wheelPixelsPerUnit, scroll.scrollWidth - scroll.clientWidth)));
// Only prevent default scrolling if vertical scrolling is
// actually possible. Otherwise, it causes vertical scroll
// jitter on OSX trackpads when deltaX is small and deltaY
// is large (issue #3579)
if (!dy || (dy && canScrollY))
e_preventDefault(e);
display.wheelStartX = null; // Abort measurement, if in progress
return;
}
// 'Project' the visible viewport to cover the area that is being
// scrolled into view (if we know enough to estimate it).
if (dy && wheelPixelsPerUnit != null) {
var pixels = dy * wheelPixelsPerUnit;
var top = cm.doc.scrollTop, bot = top + display.wrapper.clientHeight;
if (pixels < 0) top = Math.max(0, top + pixels - 50);
else bot = Math.min(cm.doc.height, bot + pixels + 50);
updateDisplaySimple(cm, {top: top, bottom: bot});
}
if (wheelSamples < 20) {
if (display.wheelStartX == null) {
display.wheelStartX = scroll.scrollLeft; display.wheelStartY = scroll.scrollTop;
display.wheelDX = dx; display.wheelDY = dy;
setTimeout(function() {
if (display.wheelStartX == null) return;
var movedX = scroll.scrollLeft - display.wheelStartX;
var movedY = scroll.scrollTop - display.wheelStartY;
var sample = (movedY && display.wheelDY && movedY / display.wheelDY) ||
(movedX && display.wheelDX && movedX / display.wheelDX);
display.wheelStartX = display.wheelStartY = null;
if (!sample) return;
wheelPixelsPerUnit = (wheelPixelsPerUnit * wheelSamples + sample) / (wheelSamples + 1);
++wheelSamples;
}, 200);
} else {
display.wheelDX += dx; display.wheelDY += dy;
}
}
}
// KEY EVENTS
// Run a handler that was bound to a key.
function doHandleBinding(cm, bound, dropShift) {
if (typeof bound == "string") {
bound = commands[bound];
if (!bound) return false;
}
// Ensure previous input has been read, so that the handler sees a
// consistent view of the document
cm.display.input.ensurePolled();
var prevShift = cm.display.shift, done = false;
try {
if (cm.isReadOnly()) cm.state.suppressEdits = true;
if (dropShift) cm.display.shift = false;
done = bound(cm) != Pass;
} finally {
cm.display.shift = prevShift;
cm.state.suppressEdits = false;
}
return done;
}
function lookupKeyForEditor(cm, name, handle) {
for (var i = 0; i < cm.state.keyMaps.length; i++) {
var result = lookupKey(name, cm.state.keyMaps[i], handle, cm);
if (result) return result;
}
return (cm.options.extraKeys && lookupKey(name, cm.options.extraKeys, handle, cm))
|| lookupKey(name, cm.options.keyMap, handle, cm);
}
var stopSeq = new Delayed;
function dispatchKey(cm, name, e, handle) {
var seq = cm.state.keySeq;
if (seq) {
if (isModifierKey(name)) return "handled";
stopSeq.set(50, function() {
if (cm.state.keySeq == seq) {
cm.state.keySeq = null;
cm.display.input.reset();
}
});
name = seq + " " + name;
}
var result = lookupKeyForEditor(cm, name, handle);
if (result == "multi")
cm.state.keySeq = name;
if (result == "handled")
signalLater(cm, "keyHandled", cm, name, e);
if (result == "handled" || result == "multi") {
e_preventDefault(e);
restartBlink(cm);
}
if (seq && !result && /\'$/.test(name)) {
e_preventDefault(e);
return true;
}
return !!result;
}
// Handle a key from the keydown event.
function handleKeyBinding(cm, e) {
var name = keyName(e, true);
if (!name) return false;
if (e.shiftKey && !cm.state.keySeq) {
// First try to resolve full name (including 'Shift-'). Failing
// that, see if there is a cursor-motion command (starting with
// 'go') bound to the keyname without 'Shift-'.
return dispatchKey(cm, "Shift-" + name, e, function(b) {return doHandleBinding(cm, b, true);})
|| dispatchKey(cm, name, e, function(b) {
if (typeof b == "string" ? /^go[A-Z]/.test(b) : b.motion)
return doHandleBinding(cm, b);
});
} else {
return dispatchKey(cm, name, e, function(b) { return doHandleBinding(cm, b); });
}
}
// Handle a key from the keypress event
function handleCharBinding(cm, e, ch) {
return dispatchKey(cm, "'" + ch + "'", e,
function(b) { return doHandleBinding(cm, b, true); });
}
var lastStoppedKey = null;
function onKeyDown(e) {
var cm = this;
cm.curOp.focus = activeElt();
if (signalDOMEvent(cm, e)) return;
// IE does strange things with escape.
if (ie && ie_version < 11 && e.keyCode == 27) e.returnValue = false;
var code = e.keyCode;
cm.display.shift = code == 16 || e.shiftKey;
var handled = handleKeyBinding(cm, e);
if (presto) {
lastStoppedKey = handled ? code : null;
// Opera has no cut event... we try to at least catch the key combo
if (!handled && code == 88 && !hasCopyEvent && (mac ? e.metaKey : e.ctrlKey))
cm.replaceSelection("", null, "cut");
}
// Turn mouse into crosshair when Alt is held on Mac.
if (code == 18 && !/\bCodeMirror-crosshair\b/.test(cm.display.lineDiv.className))
showCrossHair(cm);
}
function showCrossHair(cm) {
var lineDiv = cm.display.lineDiv;
addClass(lineDiv, "CodeMirror-crosshair");
function up(e) {
if (e.keyCode == 18 || !e.altKey) {
rmClass(lineDiv, "CodeMirror-crosshair");
off(document, "keyup", up);
off(document, "mouseover", up);
}
}
on(document, "keyup", up);
on(document, "mouseover", up);
}
function onKeyUp(e) {
if (e.keyCode == 16) this.doc.sel.shift = false;
signalDOMEvent(this, e);
}
function onKeyPress(e) {
var cm = this;
if (eventInWidget(cm.display, e) || signalDOMEvent(cm, e) || e.ctrlKey && !e.altKey || mac && e.metaKey) return;
var keyCode = e.keyCode, charCode = e.charCode;
if (presto && keyCode == lastStoppedKey) {lastStoppedKey = null; e_preventDefault(e); return;}
if ((presto && (!e.which || e.which < 10)) && handleKeyBinding(cm, e)) return;
var ch = String.fromCharCode(charCode == null ? keyCode : charCode);
if (handleCharBinding(cm, e, ch)) return;
cm.display.input.onKeyPress(e);
}
// FOCUS/BLUR EVENTS
function delayBlurEvent(cm) {
cm.state.delayingBlurEvent = true;
setTimeout(function() {
if (cm.state.delayingBlurEvent) {
cm.state.delayingBlurEvent = false;
onBlur(cm);
}
}, 100);
}
function onFocus(cm) {
if (cm.state.delayingBlurEvent) cm.state.delayingBlurEvent = false;
if (cm.options.readOnly == "nocursor") return;
if (!cm.state.focused) {
signal(cm, "focus", cm);
cm.state.focused = true;
addClass(cm.display.wrapper, "CodeMirror-focused");
// This test prevents this from firing when a context
// menu is closed (since the input reset would kill the
// select-all detection hack)
if (!cm.curOp && cm.display.selForContextMenu != cm.doc.sel) {
cm.display.input.reset();
if (webkit) setTimeout(function() { cm.display.input.reset(true); }, 20); // Issue #1730
}
cm.display.input.receivedFocus();
}
restartBlink(cm);
}
function onBlur(cm) {
if (cm.state.delayingBlurEvent) return;
if (cm.state.focused) {
signal(cm, "blur", cm);
cm.state.focused = false;
rmClass(cm.display.wrapper, "CodeMirror-focused");
}
clearInterval(cm.display.blinker);
setTimeout(function() {if (!cm.state.focused) cm.display.shift = false;}, 150);
}
// CONTEXT MENU HANDLING
// To make the context menu work, we need to briefly unhide the
// textarea (making it as unobtrusive as possible) to let the
// right-click take effect on it.
function onContextMenu(cm, e) {
if (eventInWidget(cm.display, e) || contextMenuInGutter(cm, e)) return;
if (signalDOMEvent(cm, e, "contextmenu")) return;
cm.display.input.onContextMenu(e);
}
function contextMenuInGutter(cm, e) {
if (!hasHandler(cm, "gutterContextMenu")) return false;
return gutterEvent(cm, e, "gutterContextMenu", false);
}
// UPDATING
// Compute the position of the end of a change (its 'to' property
// refers to the pre-change end).
var changeEnd = CodeMirror.changeEnd = function(change) {
if (!change.text) return change.to;
return Pos(change.from.line + change.text.length - 1,
lst(change.text).length + (change.text.length == 1 ? change.from.ch : 0));
};
// Adjust a position to refer to the post-change position of the
// same text, or the end of the change if the change covers it.
function adjustForChange(pos, change) {
if (cmp(pos, change.from) < 0) return pos;
if (cmp(pos, change.to) <= 0) return changeEnd(change);
var line = pos.line + change.text.length - (change.to.line - change.from.line) - 1, ch = pos.ch;
if (pos.line == change.to.line) ch += changeEnd(change).ch - change.to.ch;
return Pos(line, ch);
}
function computeSelAfterChange(doc, change) {
var out = [];
for (var i = 0; i < doc.sel.ranges.length; i++) {
var range = doc.sel.ranges[i];
out.push(new Range(adjustForChange(range.anchor, change),
adjustForChange(range.head, change)));
}
return normalizeSelection(out, doc.sel.primIndex);
}
function offsetPos(pos, old, nw) {
if (pos.line == old.line)
return Pos(nw.line, pos.ch - old.ch + nw.ch);
else
return Pos(nw.line + (pos.line - old.line), pos.ch);
}
// Used by replaceSelections to allow moving the selection to the
// start or around the replaced test. Hint may be "start" or "around".
function computeReplacedSel(doc, changes, hint) {
var out = [];
var oldPrev = Pos(doc.first, 0), newPrev = oldPrev;
for (var i = 0; i < changes.length; i++) {
var change = changes[i];
var from = offsetPos(change.from, oldPrev, newPrev);
var to = offsetPos(changeEnd(change), oldPrev, newPrev);
oldPrev = change.to;
newPrev = to;
if (hint == "around") {
var range = doc.sel.ranges[i], inv = cmp(range.head, range.anchor) < 0;
out[i] = new Range(inv ? to : from, inv ? from : to);
} else {
out[i] = new Range(from, from);
}
}
return new Selection(out, doc.sel.primIndex);
}
// Allow "beforeChange" event handlers to influence a change
function filterChange(doc, change, update) {
var obj = {
canceled: false,
from: change.from,
to: change.to,
text: change.text,
origin: change.origin,
cancel: function() { this.canceled = true; }
};
if (update) obj.update = function(from, to, text, origin) {
if (from) this.from = clipPos(doc, from);
if (to) this.to = clipPos(doc, to);
if (text) this.text = text;
if (origin !== undefined) this.origin = origin;
};
signal(doc, "beforeChange", doc, obj);
if (doc.cm) signal(doc.cm, "beforeChange", doc.cm, obj);
if (obj.canceled) return null;
return {from: obj.from, to: obj.to, text: obj.text, origin: obj.origin};
}
// Apply a change to a document, and add it to the document's
// history, and propagating it to all linked documents.
function makeChange(doc, change, ignoreReadOnly) {
if (doc.cm) {
if (!doc.cm.curOp) return operation(doc.cm, makeChange)(doc, change, ignoreReadOnly);
if (doc.cm.state.suppressEdits) return;
}
if (hasHandler(doc, "beforeChange") || doc.cm && hasHandler(doc.cm, "beforeChange")) {
change = filterChange(doc, change, true);
if (!change) return;
}
// Possibly split or suppress the update based on the presence
// of read-only spans in its range.
var split = sawReadOnlySpans && !ignoreReadOnly && removeReadOnlyRanges(doc, change.from, change.to);
if (split) {
for (var i = split.length - 1; i >= 0; --i)
makeChangeInner(doc, {from: split[i].from, to: split[i].to, text: i ? [""] : change.text});
} else {
makeChangeInner(doc, change);
}
}
function makeChangeInner(doc, change) {
if (change.text.length == 1 && change.text[0] == "" && cmp(change.from, change.to) == 0) return;
var selAfter = computeSelAfterChange(doc, change);
addChangeToHistory(doc, change, selAfter, doc.cm ? doc.cm.curOp.id : NaN);
makeChangeSingleDoc(doc, change, selAfter, stretchSpansOverChange(doc, change));
var rebased = [];
linkedDocs(doc, function(doc, sharedHist) {
if (!sharedHist && indexOf(rebased, doc.history) == -1) {
rebaseHist(doc.history, change);
rebased.push(doc.history);
}
makeChangeSingleDoc(doc, change, null, stretchSpansOverChange(doc, change));
});
}
// Revert a change stored in a document's history.
function makeChangeFromHistory(doc, type, allowSelectionOnly) {
if (doc.cm && doc.cm.state.suppressEdits) return;
var hist = doc.history, event, selAfter = doc.sel;
var source = type == "undo" ? hist.done : hist.undone, dest = type == "undo" ? hist.undone : hist.done;
// Verify that there is a useable event (so that ctrl-z won't
// needlessly clear selection events)
for (var i = 0; i < source.length; i++) {
event = source[i];
if (allowSelectionOnly ? event.ranges && !event.equals(doc.sel) : !event.ranges)
break;
}
if (i == source.length) return;
hist.lastOrigin = hist.lastSelOrigin = null;
for (;;) {
event = source.pop();
if (event.ranges) {
pushSelectionToHistory(event, dest);
if (allowSelectionOnly && !event.equals(doc.sel)) {
setSelection(doc, event, {clearRedo: false});
return;
}
selAfter = event;
}
else break;
}
// Build up a reverse change object to add to the opposite history
// stack (redo when undoing, and vice versa).
var antiChanges = [];
pushSelectionToHistory(selAfter, dest);
dest.push({changes: antiChanges, generation: hist.generation});
hist.generation = event.generation || ++hist.maxGeneration;
var filter = hasHandler(doc, "beforeChange") || doc.cm && hasHandler(doc.cm, "beforeChange");
for (var i = event.changes.length - 1; i >= 0; --i) {
var change = event.changes[i];
change.origin = type;
if (filter && !filterChange(doc, change, false)) {
source.length = 0;
return;
}
antiChanges.push(historyChangeFromChange(doc, change));
var after = i ? computeSelAfterChange(doc, change) : lst(source);
makeChangeSingleDoc(doc, change, after, mergeOldSpans(doc, change));
if (!i && doc.cm) doc.cm.scrollIntoView({from: change.from, to: changeEnd(change)});
var rebased = [];
// Propagate to the linked documents
linkedDocs(doc, function(doc, sharedHist) {
if (!sharedHist && indexOf(rebased, doc.history) == -1) {
rebaseHist(doc.history, change);
rebased.push(doc.history);
}
makeChangeSingleDoc(doc, change, null, mergeOldSpans(doc, change));
});
}
}
// Sub-views need their line numbers shifted when text is added
// above or below them in the parent document.
function shiftDoc(doc, distance) {
if (distance == 0) return;
doc.first += distance;
doc.sel = new Selection(map(doc.sel.ranges, function(range) {
return new Range(Pos(range.anchor.line + distance, range.anchor.ch),
Pos(range.head.line + distance, range.head.ch));
}), doc.sel.primIndex);
if (doc.cm) {
regChange(doc.cm, doc.first, doc.first - distance, distance);
for (var d = doc.cm.display, l = d.viewFrom; l < d.viewTo; l++)
regLineChange(doc.cm, l, "gutter");
}
}
// More lower-level change function, handling only a single document
// (not linked ones).
function makeChangeSingleDoc(doc, change, selAfter, spans) {
if (doc.cm && !doc.cm.curOp)
return operation(doc.cm, makeChangeSingleDoc)(doc, change, selAfter, spans);
if (change.to.line < doc.first) {
shiftDoc(doc, change.text.length - 1 - (change.to.line - change.from.line));
return;
}
if (change.from.line > doc.lastLine()) return;
// Clip the change to the size of this doc
if (change.from.line < doc.first) {
var shift = change.text.length - 1 - (doc.first - change.from.line);
shiftDoc(doc, shift);
change = {from: Pos(doc.first, 0), to: Pos(change.to.line + shift, change.to.ch),
text: [lst(change.text)], origin: change.origin};
}
var last = doc.lastLine();
if (change.to.line > last) {
change = {from: change.from, to: Pos(last, getLine(doc, last).text.length),
text: [change.text[0]], origin: change.origin};
}
change.removed = getBetween(doc, change.from, change.to);
if (!selAfter) selAfter = computeSelAfterChange(doc, change);
if (doc.cm) makeChangeSingleDocInEditor(doc.cm, change, spans);
else updateDoc(doc, change, spans);
setSelectionNoUndo(doc, selAfter, sel_dontScroll);
}
// Handle the interaction of a change to a document with the editor
// that this document is part of.
function makeChangeSingleDocInEditor(cm, change, spans) {
var doc = cm.doc, display = cm.display, from = change.from, to = change.to;
var recomputeMaxLength = false, checkWidthStart = from.line;
if (!cm.options.lineWrapping) {
checkWidthStart = lineNo(visualLine(getLine(doc, from.line)));
doc.iter(checkWidthStart, to.line + 1, function(line) {
if (line == display.maxLine) {
recomputeMaxLength = true;
return true;
}
});
}
if (doc.sel.contains(change.from, change.to) > -1)
signalCursorActivity(cm);
updateDoc(doc, change, spans, estimateHeight(cm));
if (!cm.options.lineWrapping) {
doc.iter(checkWidthStart, from.line + change.text.length, function(line) {
var len = lineLength(line);
if (len > display.maxLineLength) {
display.maxLine = line;
display.maxLineLength = len;
display.maxLineChanged = true;
recomputeMaxLength = false;
}
});
if (recomputeMaxLength) cm.curOp.updateMaxLine = true;
}
// Adjust frontier, schedule worker
doc.frontier = Math.min(doc.frontier, from.line);
startWorker(cm, 400);
var lendiff = change.text.length - (to.line - from.line) - 1;
// Remember that these lines changed, for updating the display
if (change.full)
regChange(cm);
else if (from.line == to.line && change.text.length == 1 && !isWholeLineUpdate(cm.doc, change))
regLineChange(cm, from.line, "text");
else
regChange(cm, from.line, to.line + 1, lendiff);
var changesHandler = hasHandler(cm, "changes"), changeHandler = hasHandler(cm, "change");
if (changeHandler || changesHandler) {
var obj = {
from: from, to: to,
text: change.text,
removed: change.removed,
origin: change.origin
};
if (changeHandler) signalLater(cm, "change", cm, obj);
if (changesHandler) (cm.curOp.changeObjs || (cm.curOp.changeObjs = [])).push(obj);
}
cm.display.selForContextMenu = null;
}
function replaceRange(doc, code, from, to, origin) {
if (!to) to = from;
if (cmp(to, from) < 0) { var tmp = to; to = from; from = tmp; }
if (typeof code == "string") code = doc.splitLines(code);
makeChange(doc, {from: from, to: to, text: code, origin: origin});
}
// SCROLLING THINGS INTO VIEW
// If an editor sits on the top or bottom of the window, partially
// scrolled out of view, this ensures that the cursor is visible.
function maybeScrollWindow(cm, coords) {
if (signalDOMEvent(cm, "scrollCursorIntoView")) return;
var display = cm.display, box = display.sizer.getBoundingClientRect(), doScroll = null;
if (coords.top + box.top < 0) doScroll = true;
else if (coords.bottom + box.top > (window.innerHeight || document.documentElement.clientHeight)) doScroll = false;
if (doScroll != null && !phantom) {
var scrollNode = elt("div", "\u200b", null, "position: absolute; top: " +
(coords.top - display.viewOffset - paddingTop(cm.display)) + "px; height: " +
(coords.bottom - coords.top + scrollGap(cm) + display.barHeight) + "px; left: " +
coords.left + "px; width: 2px;");
cm.display.lineSpace.appendChild(scrollNode);
scrollNode.scrollIntoView(doScroll);
cm.display.lineSpace.removeChild(scrollNode);
}
}
// Scroll a given position into view (immediately), verifying that
// it actually became visible (as line heights are accurately
// measured, the position of something may 'drift' during drawing).
function scrollPosIntoView(cm, pos, end, margin) {
if (margin == null) margin = 0;
for (var limit = 0; limit < 5; limit++) {
var changed = false, coords = cursorCoords(cm, pos);
var endCoords = !end || end == pos ? coords : cursorCoords(cm, end);
var scrollPos = calculateScrollPos(cm, Math.min(coords.left, endCoords.left),
Math.min(coords.top, endCoords.top) - margin,
Math.max(coords.left, endCoords.left),
Math.max(coords.bottom, endCoords.bottom) + margin);
var startTop = cm.doc.scrollTop, startLeft = cm.doc.scrollLeft;
if (scrollPos.scrollTop != null) {
setScrollTop(cm, scrollPos.scrollTop);
if (Math.abs(cm.doc.scrollTop - startTop) > 1) changed = true;
}
if (scrollPos.scrollLeft != null) {
setScrollLeft(cm, scrollPos.scrollLeft);
if (Math.abs(cm.doc.scrollLeft - startLeft) > 1) changed = true;
}
if (!changed) break;
}
return coords;
}
// Scroll a given set of coordinates into view (immediately).
function scrollIntoView(cm, x1, y1, x2, y2) {
var scrollPos = calculateScrollPos(cm, x1, y1, x2, y2);
if (scrollPos.scrollTop != null) setScrollTop(cm, scrollPos.scrollTop);
if (scrollPos.scrollLeft != null) setScrollLeft(cm, scrollPos.scrollLeft);
}
// Calculate a new scroll position needed to scroll the given
// rectangle into view. Returns an object with scrollTop and
// scrollLeft properties. When these are undefined, the
// vertical/horizontal position does not need to be adjusted.
function calculateScrollPos(cm, x1, y1, x2, y2) {
var display = cm.display, snapMargin = textHeight(cm.display);
if (y1 < 0) y1 = 0;
var screentop = cm.curOp && cm.curOp.scrollTop != null ? cm.curOp.scrollTop : display.scroller.scrollTop;
var screen = displayHeight(cm), result = {};
if (y2 - y1 > screen) y2 = y1 + screen;
var docBottom = cm.doc.height + paddingVert(display);
var atTop = y1 < snapMargin, atBottom = y2 > docBottom - snapMargin;
if (y1 < screentop) {
result.scrollTop = atTop ? 0 : y1;
} else if (y2 > screentop + screen) {
var newTop = Math.min(y1, (atBottom ? docBottom : y2) - screen);
if (newTop != screentop) result.scrollTop = newTop;
}
var screenleft = cm.curOp && cm.curOp.scrollLeft != null ? cm.curOp.scrollLeft : display.scroller.scrollLeft;
var screenw = displayWidth(cm) - (cm.options.fixedGutter ? display.gutters.offsetWidth : 0);
var tooWide = x2 - x1 > screenw;
if (tooWide) x2 = x1 + screenw;
if (x1 < 10)
result.scrollLeft = 0;
else if (x1 < screenleft)
result.scrollLeft = Math.max(0, x1 - (tooWide ? 0 : 10));
else if (x2 > screenw + screenleft - 3)
result.scrollLeft = x2 + (tooWide ? 0 : 10) - screenw;
return result;
}
// Store a relative adjustment to the scroll position in the current
// operation (to be applied when the operation finishes).
function addToScrollPos(cm, left, top) {
if (left != null || top != null) resolveScrollToPos(cm);
if (left != null)
cm.curOp.scrollLeft = (cm.curOp.scrollLeft == null ? cm.doc.scrollLeft : cm.curOp.scrollLeft) + left;
if (top != null)
cm.curOp.scrollTop = (cm.curOp.scrollTop == null ? cm.doc.scrollTop : cm.curOp.scrollTop) + top;
}
// Make sure that at the end of the operation the current cursor is
// shown.
function ensureCursorVisible(cm) {
resolveScrollToPos(cm);
var cur = cm.getCursor(), from = cur, to = cur;
if (!cm.options.lineWrapping) {
from = cur.ch ? Pos(cur.line, cur.ch - 1) : cur;
to = Pos(cur.line, cur.ch + 1);
}
cm.curOp.scrollToPos = {from: from, to: to, margin: cm.options.cursorScrollMargin, isCursor: true};
}
// When an operation has its scrollToPos property set, and another
// scroll action is applied before the end of the operation, this
// 'simulates' scrolling that position into view in a cheap way, so
// that the effect of intermediate scroll commands is not ignored.
function resolveScrollToPos(cm) {
var range = cm.curOp.scrollToPos;
if (range) {
cm.curOp.scrollToPos = null;
var from = estimateCoords(cm, range.from), to = estimateCoords(cm, range.to);
var sPos = calculateScrollPos(cm, Math.min(from.left, to.left),
Math.min(from.top, to.top) - range.margin,
Math.max(from.right, to.right),
Math.max(from.bottom, to.bottom) + range.margin);
cm.scrollTo(sPos.scrollLeft, sPos.scrollTop);
}
}
// API UTILITIES
// Indent the given line. The how parameter can be "smart",
// "add"/null, "subtract", or "prev". When aggressive is false
// (typically set to true for forced single-line indents), empty
// lines are not indented, and places where the mode returns Pass
// are left alone.
function indentLine(cm, n, how, aggressive) {
var doc = cm.doc, state;
if (how == null) how = "add";
if (how == "smart") {
// Fall back to "prev" when the mode doesn't have an indentation
// method.
if (!doc.mode.indent) how = "prev";
else state = getStateBefore(cm, n);
}
var tabSize = cm.options.tabSize;
var line = getLine(doc, n), curSpace = countColumn(line.text, null, tabSize);
if (line.stateAfter) line.stateAfter = null;
var curSpaceString = line.text.match(/^\s*/)[0], indentation;
if (!aggressive && !/\S/.test(line.text)) {
indentation = 0;
how = "not";
} else if (how == "smart") {
indentation = doc.mode.indent(state, line.text.slice(curSpaceString.length), line.text);
if (indentation == Pass || indentation > 150) {
if (!aggressive) return;
how = "prev";
}
}
if (how == "prev") {
if (n > doc.first) indentation = countColumn(getLine(doc, n-1).text, null, tabSize);
else indentation = 0;
} else if (how == "add") {
indentation = curSpace + cm.options.indentUnit;
} else if (how == "subtract") {
indentation = curSpace - cm.options.indentUnit;
} else if (typeof how == "number") {
indentation = curSpace + how;
}
indentation = Math.max(0, indentation);
var indentString = "", pos = 0;
if (cm.options.indentWithTabs)
for (var i = Math.floor(indentation / tabSize); i; --i) {pos += tabSize; indentString += "\t";}
if (pos < indentation) indentString += spaceStr(indentation - pos);
if (indentString != curSpaceString) {
replaceRange(doc, indentString, Pos(n, 0), Pos(n, curSpaceString.length), "+input");
line.stateAfter = null;
return true;
} else {
// Ensure that, if the cursor was in the whitespace at the start
// of the line, it is moved to the end of that space.
for (var i = 0; i < doc.sel.ranges.length; i++) {
var range = doc.sel.ranges[i];
if (range.head.line == n && range.head.ch < curSpaceString.length) {
var pos = Pos(n, curSpaceString.length);
replaceOneSelection(doc, i, new Range(pos, pos));
break;
}
}
}
}
// Utility for applying a change to a line by handle or number,
// returning the number and optionally registering the line as
// changed.
function changeLine(doc, handle, changeType, op) {
var no = handle, line = handle;
if (typeof handle == "number") line = getLine(doc, clipLine(doc, handle));
else no = lineNo(handle);
if (no == null) return null;
if (op(line, no) && doc.cm) regLineChange(doc.cm, no, changeType);
return line;
}
// Helper for deleting text near the selection(s), used to implement
// backspace, delete, and similar functionality.
function deleteNearSelection(cm, compute) {
var ranges = cm.doc.sel.ranges, kill = [];
// Build up a set of ranges to kill first, merging overlapping
// ranges.
for (var i = 0; i < ranges.length; i++) {
var toKill = compute(ranges[i]);
while (kill.length && cmp(toKill.from, lst(kill).to) <= 0) {
var replaced = kill.pop();
if (cmp(replaced.from, toKill.from) < 0) {
toKill.from = replaced.from;
break;
}
}
kill.push(toKill);
}
// Next, remove those actual ranges.
runInOp(cm, function() {
for (var i = kill.length - 1; i >= 0; i--)
replaceRange(cm.doc, "", kill[i].from, kill[i].to, "+delete");
ensureCursorVisible(cm);
});
}
// Used for horizontal relative motion. Dir is -1 or 1 (left or
// right), unit can be "char", "column" (like char, but doesn't
// cross line boundaries), "word" (across next word), or "group" (to
// the start of next group of word or non-word-non-whitespace
// chars). The visually param controls whether, in right-to-left
// text, direction 1 means to move towards the next index in the
// string, or towards the character to the right of the current
// position. The resulting position will have a hitSide=true
// property if it reached the end of the document.
function findPosH(doc, pos, dir, unit, visually) {
var line = pos.line, ch = pos.ch, origDir = dir;
var lineObj = getLine(doc, line);
function findNextLine() {
var l = line + dir;
if (l < doc.first || l >= doc.first + doc.size) return false
line = l;
return lineObj = getLine(doc, l);
}
function moveOnce(boundToLine) {
var next = (visually ? moveVisually : moveLogically)(lineObj, ch, dir, true);
if (next == null) {
if (!boundToLine && findNextLine()) {
if (visually) ch = (dir < 0 ? lineRight : lineLeft)(lineObj);
else ch = dir < 0 ? lineObj.text.length : 0;
} else return false
} else ch = next;
return true;
}
if (unit == "char") {
moveOnce()
} else if (unit == "column") {
moveOnce(true)
} else if (unit == "word" || unit == "group") {
var sawType = null, group = unit == "group";
var helper = doc.cm && doc.cm.getHelper(pos, "wordChars");
for (var first = true;; first = false) {
if (dir < 0 && !moveOnce(!first)) break;
var cur = lineObj.text.charAt(ch) || "\n";
var type = isWordChar(cur, helper) ? "w"
: group && cur == "\n" ? "n"
: !group || /\s/.test(cur) ? null
: "p";
if (group && !first && !type) type = "s";
if (sawType && sawType != type) {
if (dir < 0) {dir = 1; moveOnce();}
break;
}
if (type) sawType = type;
if (dir > 0 && !moveOnce(!first)) break;
}
}
var result = skipAtomic(doc, Pos(line, ch), pos, origDir, true);
if (!cmp(pos, result)) result.hitSide = true;
return result;
}
// For relative vertical movement. Dir may be -1 or 1. Unit can be
// "page" or "line". The resulting position will have a hitSide=true
// property if it reached the end of the document.
function findPosV(cm, pos, dir, unit) {
var doc = cm.doc, x = pos.left, y;
if (unit == "page") {
var pageSize = Math.min(cm.display.wrapper.clientHeight, window.innerHeight || document.documentElement.clientHeight);
y = pos.top + dir * (pageSize - (dir < 0 ? 1.5 : .5) * textHeight(cm.display));
} else if (unit == "line") {
y = dir > 0 ? pos.bottom + 3 : pos.top - 3;
}
for (;;) {
var target = coordsChar(cm, x, y);
if (!target.outside) break;
if (dir < 0 ? y <= 0 : y >= doc.height) { target.hitSide = true; break; }
y += dir * 5;
}
return target;
}
// EDITOR METHODS
// The publicly visible API. Note that methodOp(f) means
// 'wrap f in an operation, performed on its `this` parameter'.
// This is not the complete set of editor methods. Most of the
// methods defined on the Doc type are also injected into
// CodeMirror.prototype, for backwards compatibility and
// convenience.
CodeMirror.prototype = {
constructor: CodeMirror,
focus: function(){window.focus(); this.display.input.focus();},
setOption: function(option, value) {
var options = this.options, old = options[option];
if (options[option] == value && option != "mode") return;
options[option] = value;
if (optionHandlers.hasOwnProperty(option))
operation(this, optionHandlers[option])(this, value, old);
},
getOption: function(option) {return this.options[option];},
getDoc: function() {return this.doc;},
addKeyMap: function(map, bottom) {
this.state.keyMaps[bottom ? "push" : "unshift"](getKeyMap(map));
},
removeKeyMap: function(map) {
var maps = this.state.keyMaps;
for (var i = 0; i < maps.length; ++i)
if (maps[i] == map || maps[i].name == map) {
maps.splice(i, 1);
return true;
}
},
addOverlay: methodOp(function(spec, options) {
var mode = spec.token ? spec : CodeMirror.getMode(this.options, spec);
if (mode.startState) throw new Error("Overlays may not be stateful.");
this.state.overlays.push({mode: mode, modeSpec: spec, opaque: options && options.opaque});
this.state.modeGen++;
regChange(this);
}),
removeOverlay: methodOp(function(spec) {
var overlays = this.state.overlays;
for (var i = 0; i < overlays.length; ++i) {
var cur = overlays[i].modeSpec;
if (cur == spec || typeof spec == "string" && cur.name == spec) {
overlays.splice(i, 1);
this.state.modeGen++;
regChange(this);
return;
}
}
}),
indentLine: methodOp(function(n, dir, aggressive) {
if (typeof dir != "string" && typeof dir != "number") {
if (dir == null) dir = this.options.smartIndent ? "smart" : "prev";
else dir = dir ? "add" : "subtract";
}
if (isLine(this.doc, n)) indentLine(this, n, dir, aggressive);
}),
indentSelection: methodOp(function(how) {
var ranges = this.doc.sel.ranges, end = -1;
for (var i = 0; i < ranges.length; i++) {
var range = ranges[i];
if (!range.empty()) {
var from = range.from(), to = range.to();
var start = Math.max(end, from.line);
end = Math.min(this.lastLine(), to.line - (to.ch ? 0 : 1)) + 1;
for (var j = start; j < end; ++j)
indentLine(this, j, how);
var newRanges = this.doc.sel.ranges;
if (from.ch == 0 && ranges.length == newRanges.length && newRanges[i].from().ch > 0)
replaceOneSelection(this.doc, i, new Range(from, newRanges[i].to()), sel_dontScroll);
} else if (range.head.line > end) {
indentLine(this, range.head.line, how, true);
end = range.head.line;
if (i == this.doc.sel.primIndex) ensureCursorVisible(this);
}
}
}),
// Fetch the parser token for a given character. Useful for hacks
// that want to inspect the mode state (say, for completion).
getTokenAt: function(pos, precise) {
return takeToken(this, pos, precise);
},
getLineTokens: function(line, precise) {
return takeToken(this, Pos(line), precise, true);
},
getTokenTypeAt: function(pos) {
pos = clipPos(this.doc, pos);
var styles = getLineStyles(this, getLine(this.doc, pos.line));
var before = 0, after = (styles.length - 1) / 2, ch = pos.ch;
var type;
if (ch == 0) type = styles[2];
else for (;;) {
var mid = (before + after) >> 1;
if ((mid ? styles[mid * 2 - 1] : 0) >= ch) after = mid;
else if (styles[mid * 2 + 1] < ch) before = mid + 1;
else { type = styles[mid * 2 + 2]; break; }
}
var cut = type ? type.indexOf("cm-overlay ") : -1;
return cut < 0 ? type : cut == 0 ? null : type.slice(0, cut - 1);
},
getModeAt: function(pos) {
var mode = this.doc.mode;
if (!mode.innerMode) return mode;
return CodeMirror.innerMode(mode, this.getTokenAt(pos).state).mode;
},
getHelper: function(pos, type) {
return this.getHelpers(pos, type)[0];
},
getHelpers: function(pos, type) {
var found = [];
if (!helpers.hasOwnProperty(type)) return found;
var help = helpers[type], mode = this.getModeAt(pos);
if (typeof mode[type] == "string") {
if (help[mode[type]]) found.push(help[mode[type]]);
} else if (mode[type]) {
for (var i = 0; i < mode[type].length; i++) {
var val = help[mode[type][i]];
if (val) found.push(val);
}
} else if (mode.helperType && help[mode.helperType]) {
found.push(help[mode.helperType]);
} else if (help[mode.name]) {
found.push(help[mode.name]);
}
for (var i = 0; i < help._global.length; i++) {
var cur = help._global[i];
if (cur.pred(mode, this) && indexOf(found, cur.val) == -1)
found.push(cur.val);
}
return found;
},
getStateAfter: function(line, precise) {
var doc = this.doc;
line = clipLine(doc, line == null ? doc.first + doc.size - 1: line);
return getStateBefore(this, line + 1, precise);
},
cursorCoords: function(start, mode) {
var pos, range = this.doc.sel.primary();
if (start == null) pos = range.head;
else if (typeof start == "object") pos = clipPos(this.doc, start);
else pos = start ? range.from() : range.to();
return cursorCoords(this, pos, mode || "page");
},
charCoords: function(pos, mode) {
return charCoords(this, clipPos(this.doc, pos), mode || "page");
},
coordsChar: function(coords, mode) {
coords = fromCoordSystem(this, coords, mode || "page");
return coordsChar(this, coords.left, coords.top);
},
lineAtHeight: function(height, mode) {
height = fromCoordSystem(this, {top: height, left: 0}, mode || "page").top;
return lineAtHeight(this.doc, height + this.display.viewOffset);
},
heightAtLine: function(line, mode) {
var end = false, lineObj;
if (typeof line == "number") {
var last = this.doc.first + this.doc.size - 1;
if (line < this.doc.first) line = this.doc.first;
else if (line > last) { line = last; end = true; }
lineObj = getLine(this.doc, line);
} else {
lineObj = line;
}
return intoCoordSystem(this, lineObj, {top: 0, left: 0}, mode || "page").top +
(end ? this.doc.height - heightAtLine(lineObj) : 0);
},
defaultTextHeight: function() { return textHeight(this.display); },
defaultCharWidth: function() { return charWidth(this.display); },
setGutterMarker: methodOp(function(line, gutterID, value) {
return changeLine(this.doc, line, "gutter", function(line) {
var markers = line.gutterMarkers || (line.gutterMarkers = {});
markers[gutterID] = value;
if (!value && isEmpty(markers)) line.gutterMarkers = null;
return true;
});
}),
clearGutter: methodOp(function(gutterID) {
var cm = this, doc = cm.doc, i = doc.first;
doc.iter(function(line) {
if (line.gutterMarkers && line.gutterMarkers[gutterID]) {
line.gutterMarkers[gutterID] = null;
regLineChange(cm, i, "gutter");
if (isEmpty(line.gutterMarkers)) line.gutterMarkers = null;
}
++i;
});
}),
lineInfo: function(line) {
if (typeof line == "number") {
if (!isLine(this.doc, line)) return null;
var n = line;
line = getLine(this.doc, line);
if (!line) return null;
} else {
var n = lineNo(line);
if (n == null) return null;
}
return {line: n, handle: line, text: line.text, gutterMarkers: line.gutterMarkers,
textClass: line.textClass, bgClass: line.bgClass, wrapClass: line.wrapClass,
widgets: line.widgets};
},
getViewport: function() { return {from: this.display.viewFrom, to: this.display.viewTo};},
addWidget: function(pos, node, scroll, vert, horiz) {
var display = this.display;
pos = cursorCoords(this, clipPos(this.doc, pos));
var top = pos.bottom, left = pos.left;
node.style.position = "absolute";
node.setAttribute("cm-ignore-events", "true");
this.display.input.setUneditable(node);
display.sizer.appendChild(node);
if (vert == "over") {
top = pos.top;
} else if (vert == "above" || vert == "near") {
var vspace = Math.max(display.wrapper.clientHeight, this.doc.height),
hspace = Math.max(display.sizer.clientWidth, display.lineSpace.clientWidth);
// Default to positioning above (if specified and possible); otherwise default to positioning below
if ((vert == 'above' || pos.bottom + node.offsetHeight > vspace) && pos.top > node.offsetHeight)
top = pos.top - node.offsetHeight;
else if (pos.bottom + node.offsetHeight <= vspace)
top = pos.bottom;
if (left + node.offsetWidth > hspace)
left = hspace - node.offsetWidth;
}
node.style.top = top + "px";
node.style.left = node.style.right = "";
if (horiz == "right") {
left = display.sizer.clientWidth - node.offsetWidth;
node.style.right = "0px";
} else {
if (horiz == "left") left = 0;
else if (horiz == "middle") left = (display.sizer.clientWidth - node.offsetWidth) / 2;
node.style.left = left + "px";
}
if (scroll)
scrollIntoView(this, left, top, left + node.offsetWidth, top + node.offsetHeight);
},
triggerOnKeyDown: methodOp(onKeyDown),
triggerOnKeyPress: methodOp(onKeyPress),
triggerOnKeyUp: onKeyUp,
execCommand: function(cmd) {
if (commands.hasOwnProperty(cmd))
return commands[cmd].call(null, this);
},
triggerElectric: methodOp(function(text) { triggerElectric(this, text); }),
findPosH: function(from, amount, unit, visually) {
var dir = 1;
if (amount < 0) { dir = -1; amount = -amount; }
for (var i = 0, cur = clipPos(this.doc, from); i < amount; ++i) {
cur = findPosH(this.doc, cur, dir, unit, visually);
if (cur.hitSide) break;
}
return cur;
},
moveH: methodOp(function(dir, unit) {
var cm = this;
cm.extendSelectionsBy(function(range) {
if (cm.display.shift || cm.doc.extend || range.empty())
return findPosH(cm.doc, range.head, dir, unit, cm.options.rtlMoveVisually);
else
return dir < 0 ? range.from() : range.to();
}, sel_move);
}),
deleteH: methodOp(function(dir, unit) {
var sel = this.doc.sel, doc = this.doc;
if (sel.somethingSelected())
doc.replaceSelection("", null, "+delete");
else
deleteNearSelection(this, function(range) {
var other = findPosH(doc, range.head, dir, unit, false);
return dir < 0 ? {from: other, to: range.head} : {from: range.head, to: other};
});
}),
findPosV: function(from, amount, unit, goalColumn) {
var dir = 1, x = goalColumn;
if (amount < 0) { dir = -1; amount = -amount; }
for (var i = 0, cur = clipPos(this.doc, from); i < amount; ++i) {
var coords = cursorCoords(this, cur, "div");
if (x == null) x = coords.left;
else coords.left = x;
cur = findPosV(this, coords, dir, unit);
if (cur.hitSide) break;
}
return cur;
},
moveV: methodOp(function(dir, unit) {
var cm = this, doc = this.doc, goals = [];
var collapse = !cm.display.shift && !doc.extend && doc.sel.somethingSelected();
doc.extendSelectionsBy(function(range) {
if (collapse)
return dir < 0 ? range.from() : range.to();
var headPos = cursorCoords(cm, range.head, "div");
if (range.goalColumn != null) headPos.left = range.goalColumn;
goals.push(headPos.left);
var pos = findPosV(cm, headPos, dir, unit);
if (unit == "page" && range == doc.sel.primary())
addToScrollPos(cm, null, charCoords(cm, pos, "div").top - headPos.top);
return pos;
}, sel_move);
if (goals.length) for (var i = 0; i < doc.sel.ranges.length; i++)
doc.sel.ranges[i].goalColumn = goals[i];
}),
// Find the word at the given position (as returned by coordsChar).
findWordAt: function(pos) {
var doc = this.doc, line = getLine(doc, pos.line).text;
var start = pos.ch, end = pos.ch;
if (line) {
var helper = this.getHelper(pos, "wordChars");
if ((pos.xRel < 0 || end == line.length) && start) --start; else ++end;
var startChar = line.charAt(start);
var check = isWordChar(startChar, helper)
? function(ch) { return isWordChar(ch, helper); }
: /\s/.test(startChar) ? function(ch) {return /\s/.test(ch);}
: function(ch) {return !/\s/.test(ch) && !isWordChar(ch);};
while (start > 0 && check(line.charAt(start - 1))) --start;
while (end < line.length && check(line.charAt(end))) ++end;
}
return new Range(Pos(pos.line, start), Pos(pos.line, end));
},
toggleOverwrite: function(value) {
if (value != null && value == this.state.overwrite) return;
if (this.state.overwrite = !this.state.overwrite)
addClass(this.display.cursorDiv, "CodeMirror-overwrite");
else
rmClass(this.display.cursorDiv, "CodeMirror-overwrite");
signal(this, "overwriteToggle", this, this.state.overwrite);
},
hasFocus: function() { return this.display.input.getField() == activeElt(); },
isReadOnly: function() { return !!(this.options.readOnly || this.doc.cantEdit); },
scrollTo: methodOp(function(x, y) {
if (x != null || y != null) resolveScrollToPos(this);
if (x != null) this.curOp.scrollLeft = x;
if (y != null) this.curOp.scrollTop = y;
}),
getScrollInfo: function() {
var scroller = this.display.scroller;
return {left: scroller.scrollLeft, top: scroller.scrollTop,
height: scroller.scrollHeight - scrollGap(this) - this.display.barHeight,
width: scroller.scrollWidth - scrollGap(this) - this.display.barWidth,
clientHeight: displayHeight(this), clientWidth: displayWidth(this)};
},
scrollIntoView: methodOp(function(range, margin) {
if (range == null) {
range = {from: this.doc.sel.primary().head, to: null};
if (margin == null) margin = this.options.cursorScrollMargin;
} else if (typeof range == "number") {
range = {from: Pos(range, 0), to: null};
} else if (range.from == null) {
range = {from: range, to: null};
}
if (!range.to) range.to = range.from;
range.margin = margin || 0;
if (range.from.line != null) {
resolveScrollToPos(this);
this.curOp.scrollToPos = range;
} else {
var sPos = calculateScrollPos(this, Math.min(range.from.left, range.to.left),
Math.min(range.from.top, range.to.top) - range.margin,
Math.max(range.from.right, range.to.right),
Math.max(range.from.bottom, range.to.bottom) + range.margin);
this.scrollTo(sPos.scrollLeft, sPos.scrollTop);
}
}),
setSize: methodOp(function(width, height) {
var cm = this;
function interpret(val) {
return typeof val == "number" || /^\d+$/.test(String(val)) ? val + "px" : val;
}
if (width != null) cm.display.wrapper.style.width = interpret(width);
if (height != null) cm.display.wrapper.style.height = interpret(height);
if (cm.options.lineWrapping) clearLineMeasurementCache(this);
var lineNo = cm.display.viewFrom;
cm.doc.iter(lineNo, cm.display.viewTo, function(line) {
if (line.widgets) for (var i = 0; i < line.widgets.length; i++)
if (line.widgets[i].noHScroll) { regLineChange(cm, lineNo, "widget"); break; }
++lineNo;
});
cm.curOp.forceUpdate = true;
signal(cm, "refresh", this);
}),
operation: function(f){return runInOp(this, f);},
refresh: methodOp(function() {
var oldHeight = this.display.cachedTextHeight;
regChange(this);
this.curOp.forceUpdate = true;
clearCaches(this);
this.scrollTo(this.doc.scrollLeft, this.doc.scrollTop);
updateGutterSpace(this);
if (oldHeight == null || Math.abs(oldHeight - textHeight(this.display)) > .5)
estimateLineHeights(this);
signal(this, "refresh", this);
}),
swapDoc: methodOp(function(doc) {
var old = this.doc;
old.cm = null;
attachDoc(this, doc);
clearCaches(this);
this.display.input.reset();
this.scrollTo(doc.scrollLeft, doc.scrollTop);
this.curOp.forceScroll = true;
signalLater(this, "swapDoc", this, old);
return old;
}),
getInputField: function(){return this.display.input.getField();},
getWrapperElement: function(){return this.display.wrapper;},
getScrollerElement: function(){return this.display.scroller;},
getGutterElement: function(){return this.display.gutters;}
};
eventMixin(CodeMirror);
// OPTION DEFAULTS
// The default configuration options.
var defaults = CodeMirror.defaults = {};
// Functions to run when options are changed.
var optionHandlers = CodeMirror.optionHandlers = {};
function option(name, deflt, handle, notOnInit) {
CodeMirror.defaults[name] = deflt;
if (handle) optionHandlers[name] =
notOnInit ? function(cm, val, old) {if (old != Init) handle(cm, val, old);} : handle;
}
// Passed to option handlers when there is no old value.
var Init = CodeMirror.Init = {toString: function(){return "CodeMirror.Init";}};
// These two are, on init, called from the constructor because they
// have to be initialized before the editor can start at all.
option("value", "", function(cm, val) {
cm.setValue(val);
}, true);
option("mode", null, function(cm, val) {
cm.doc.modeOption = val;
loadMode(cm);
}, true);
option("indentUnit", 2, loadMode, true);
option("indentWithTabs", false);
option("smartIndent", true);
option("tabSize", 4, function(cm) {
resetModeState(cm);
clearCaches(cm);
regChange(cm);
}, true);
option("lineSeparator", null, function(cm, val) {
cm.doc.lineSep = val;
if (!val) return;
var newBreaks = [], lineNo = cm.doc.first;
cm.doc.iter(function(line) {
for (var pos = 0;;) {
var found = line.text.indexOf(val, pos);
if (found == -1) break;
pos = found + val.length;
newBreaks.push(Pos(lineNo, found));
}
lineNo++;
});
for (var i = newBreaks.length - 1; i >= 0; i--)
replaceRange(cm.doc, val, newBreaks[i], Pos(newBreaks[i].line, newBreaks[i].ch + val.length))
});
option("specialChars", /[\u0000-\u001f\u007f\u00ad\u200b-\u200f\u2028\u2029\ufeff]/g, function(cm, val, old) {
cm.state.specialChars = new RegExp(val.source + (val.test("\t") ? "" : "|\t"), "g");
if (old != CodeMirror.Init) cm.refresh();
});
option("specialCharPlaceholder", defaultSpecialCharPlaceholder, function(cm) {cm.refresh();}, true);
option("electricChars", true);
option("inputStyle", mobile ? "contenteditable" : "textarea", function() {
throw new Error("inputStyle can not (yet) be changed in a running editor"); // FIXME
}, true);
option("rtlMoveVisually", !windows);
option("wholeLineUpdateBefore", true);
option("theme", "default", function(cm) {
themeChanged(cm);
guttersChanged(cm);
}, true);
option("keyMap", "default", function(cm, val, old) {
var next = getKeyMap(val);
var prev = old != CodeMirror.Init && getKeyMap(old);
if (prev && prev.detach) prev.detach(cm, next);
if (next.attach) next.attach(cm, prev || null);
});
option("extraKeys", null);
option("lineWrapping", false, wrappingChanged, true);
option("gutters", [], function(cm) {
setGuttersForLineNumbers(cm.options);
guttersChanged(cm);
}, true);
option("fixedGutter", true, function(cm, val) {
cm.display.gutters.style.left = val ? compensateForHScroll(cm.display) + "px" : "0";
cm.refresh();
}, true);
option("coverGutterNextToScrollbar", false, function(cm) {updateScrollbars(cm);}, true);
option("scrollbarStyle", "native", function(cm) {
initScrollbars(cm);
updateScrollbars(cm);
cm.display.scrollbars.setScrollTop(cm.doc.scrollTop);
cm.display.scrollbars.setScrollLeft(cm.doc.scrollLeft);
}, true);
option("lineNumbers", false, function(cm) {
setGuttersForLineNumbers(cm.options);
guttersChanged(cm);
}, true);
option("firstLineNumber", 1, guttersChanged, true);
option("lineNumberFormatter", function(integer) {return integer;}, guttersChanged, true);
option("showCursorWhenSelecting", false, updateSelection, true);
option("resetSelectionOnContextMenu", true);
option("lineWiseCopyCut", true);
option("readOnly", false, function(cm, val) {
if (val == "nocursor") {
onBlur(cm);
cm.display.input.blur();
cm.display.disabled = true;
} else {
cm.display.disabled = false;
}
cm.display.input.readOnlyChanged(val)
});
option("disableInput", false, function(cm, val) {if (!val) cm.display.input.reset();}, true);
option("dragDrop", true, dragDropChanged);
option("allowDropFileTypes", null);
option("cursorBlinkRate", 530);
option("cursorScrollMargin", 0);
option("cursorHeight", 1, updateSelection, true);
option("singleCursorHeightPerLine", true, updateSelection, true);
option("workTime", 100);
option("workDelay", 100);
option("flattenSpans", true, resetModeState, true);
option("addModeClass", false, resetModeState, true);
option("pollInterval", 100);
option("undoDepth", 200, function(cm, val){cm.doc.history.undoDepth = val;});
option("historyEventDelay", 1250);
option("viewportMargin", 10, function(cm){cm.refresh();}, true);
option("maxHighlightLength", 10000, resetModeState, true);
option("moveInputWithCursor", true, function(cm, val) {
if (!val) cm.display.input.resetPosition();
});
option("tabindex", null, function(cm, val) {
cm.display.input.getField().tabIndex = val || "";
});
option("autofocus", null);
// MODE DEFINITION AND QUERYING
// Known modes, by name and by MIME
var modes = CodeMirror.modes = {}, mimeModes = CodeMirror.mimeModes = {};
// Extra arguments are stored as the mode's dependencies, which is
// used by (legacy) mechanisms like loadmode.js to automatically
// load a mode. (Preferred mechanism is the require/define calls.)
CodeMirror.defineMode = function(name, mode) {
if (!CodeMirror.defaults.mode && name != "null") CodeMirror.defaults.mode = name;
if (arguments.length > 2)
mode.dependencies = Array.prototype.slice.call(arguments, 2);
modes[name] = mode;
};
CodeMirror.defineMIME = function(mime, spec) {
mimeModes[mime] = spec;
};
// Given a MIME type, a {name, ...options} config object, or a name
// string, return a mode config object.
CodeMirror.resolveMode = function(spec) {
if (typeof spec == "string" && mimeModes.hasOwnProperty(spec)) {
spec = mimeModes[spec];
} else if (spec && typeof spec.name == "string" && mimeModes.hasOwnProperty(spec.name)) {
var found = mimeModes[spec.name];
if (typeof found == "string") found = {name: found};
spec = createObj(found, spec);
spec.name = found.name;
} else if (typeof spec == "string" && /^[\w\-]+\/[\w\-]+\+xml$/.test(spec)) {
return CodeMirror.resolveMode("application/xml");
}
if (typeof spec == "string") return {name: spec};
else return spec || {name: "null"};
};
// Given a mode spec (anything that resolveMode accepts), find and
// initialize an actual mode object.
CodeMirror.getMode = function(options, spec) {
var spec = CodeMirror.resolveMode(spec);
var mfactory = modes[spec.name];
if (!mfactory) return CodeMirror.getMode(options, "text/plain");
var modeObj = mfactory(options, spec);
if (modeExtensions.hasOwnProperty(spec.name)) {
var exts = modeExtensions[spec.name];
for (var prop in exts) {
if (!exts.hasOwnProperty(prop)) continue;
if (modeObj.hasOwnProperty(prop)) modeObj["_" + prop] = modeObj[prop];
modeObj[prop] = exts[prop];
}
}
modeObj.name = spec.name;
if (spec.helperType) modeObj.helperType = spec.helperType;
if (spec.modeProps) for (var prop in spec.modeProps)
modeObj[prop] = spec.modeProps[prop];
return modeObj;
};
// Minimal default mode.
CodeMirror.defineMode("null", function() {
return {token: function(stream) {stream.skipToEnd();}};
});
CodeMirror.defineMIME("text/plain", "null");
// This can be used to attach properties to mode objects from
// outside the actual mode definition.
var modeExtensions = CodeMirror.modeExtensions = {};
CodeMirror.extendMode = function(mode, properties) {
var exts = modeExtensions.hasOwnProperty(mode) ? modeExtensions[mode] : (modeExtensions[mode] = {});
copyObj(properties, exts);
};
// EXTENSIONS
CodeMirror.defineExtension = function(name, func) {
CodeMirror.prototype[name] = func;
};
CodeMirror.defineDocExtension = function(name, func) {
Doc.prototype[name] = func;
};
CodeMirror.defineOption = option;
var initHooks = [];
CodeMirror.defineInitHook = function(f) {initHooks.push(f);};
var helpers = CodeMirror.helpers = {};
CodeMirror.registerHelper = function(type, name, value) {
if (!helpers.hasOwnProperty(type)) helpers[type] = CodeMirror[type] = {_global: []};
helpers[type][name] = value;
};
CodeMirror.registerGlobalHelper = function(type, name, predicate, value) {
CodeMirror.registerHelper(type, name, value);
helpers[type]._global.push({pred: predicate, val: value});
};
// MODE STATE HANDLING
// Utility functions for working with state. Exported because nested
// modes need to do this for their inner modes.
var copyState = CodeMirror.copyState = function(mode, state) {
if (state === true) return state;
if (mode.copyState) return mode.copyState(state);
var nstate = {};
for (var n in state) {
var val = state[n];
if (val instanceof Array) val = val.concat([]);
nstate[n] = val;
}
return nstate;
};
var startState = CodeMirror.startState = function(mode, a1, a2) {
return mode.startState ? mode.startState(a1, a2) : true;
};
// Given a mode and a state (for that mode), find the inner mode and
// state at the position that the state refers to.
CodeMirror.innerMode = function(mode, state) {
while (mode.innerMode) {
var info = mode.innerMode(state);
if (!info || info.mode == mode) break;
state = info.state;
mode = info.mode;
}
return info || {mode: mode, state: state};
};
// STANDARD COMMANDS
// Commands are parameter-less actions that can be performed on an
// editor, mostly used for keybindings.
var commands = CodeMirror.commands = {
selectAll: function(cm) {cm.setSelection(Pos(cm.firstLine(), 0), Pos(cm.lastLine()), sel_dontScroll);},
singleSelection: function(cm) {
cm.setSelection(cm.getCursor("anchor"), cm.getCursor("head"), sel_dontScroll);
},
killLine: function(cm) {
deleteNearSelection(cm, function(range) {
if (range.empty()) {
var len = getLine(cm.doc, range.head.line).text.length;
if (range.head.ch == len && range.head.line < cm.lastLine())
return {from: range.head, to: Pos(range.head.line + 1, 0)};
else
return {from: range.head, to: Pos(range.head.line, len)};
} else {
return {from: range.from(), to: range.to()};
}
});
},
deleteLine: function(cm) {
deleteNearSelection(cm, function(range) {
return {from: Pos(range.from().line, 0),
to: clipPos(cm.doc, Pos(range.to().line + 1, 0))};
});
},
delLineLeft: function(cm) {
deleteNearSelection(cm, function(range) {
return {from: Pos(range.from().line, 0), to: range.from()};
});
},
delWrappedLineLeft: function(cm) {
deleteNearSelection(cm, function(range) {
var top = cm.charCoords(range.head, "div").top + 5;
var leftPos = cm.coordsChar({left: 0, top: top}, "div");
return {from: leftPos, to: range.from()};
});
},
delWrappedLineRight: function(cm) {
deleteNearSelection(cm, function(range) {
var top = cm.charCoords(range.head, "div").top + 5;
var rightPos = cm.coordsChar({left: cm.display.lineDiv.offsetWidth + 100, top: top}, "div");
return {from: range.from(), to: rightPos };
});
},
undo: function(cm) {cm.undo();},
redo: function(cm) {cm.redo();},
undoSelection: function(cm) {cm.undoSelection();},
redoSelection: function(cm) {cm.redoSelection();},
goDocStart: function(cm) {cm.extendSelection(Pos(cm.firstLine(), 0));},
goDocEnd: function(cm) {cm.extendSelection(Pos(cm.lastLine()));},
goLineStart: function(cm) {
cm.extendSelectionsBy(function(range) { return lineStart(cm, range.head.line); },
{origin: "+move", bias: 1});
},
goLineStartSmart: function(cm) {
cm.extendSelectionsBy(function(range) {
return lineStartSmart(cm, range.head);
}, {origin: "+move", bias: 1});
},
goLineEnd: function(cm) {
cm.extendSelectionsBy(function(range) { return lineEnd(cm, range.head.line); },
{origin: "+move", bias: -1});
},
goLineRight: function(cm) {
cm.extendSelectionsBy(function(range) {
var top = cm.charCoords(range.head, "div").top + 5;
return cm.coordsChar({left: cm.display.lineDiv.offsetWidth + 100, top: top}, "div");
}, sel_move);
},
goLineLeft: function(cm) {
cm.extendSelectionsBy(function(range) {
var top = cm.charCoords(range.head, "div").top + 5;
return cm.coordsChar({left: 0, top: top}, "div");
}, sel_move);
},
goLineLeftSmart: function(cm) {
cm.extendSelectionsBy(function(range) {
var top = cm.charCoords(range.head, "div").top + 5;
var pos = cm.coordsChar({left: 0, top: top}, "div");
if (pos.ch < cm.getLine(pos.line).search(/\S/)) return lineStartSmart(cm, range.head);
return pos;
}, sel_move);
},
goLineUp: function(cm) {cm.moveV(-1, "line");},
goLineDown: function(cm) {cm.moveV(1, "line");},
goPageUp: function(cm) {cm.moveV(-1, "page");},
goPageDown: function(cm) {cm.moveV(1, "page");},
goCharLeft: function(cm) {cm.moveH(-1, "char");},
goCharRight: function(cm) {cm.moveH(1, "char");},
goColumnLeft: function(cm) {cm.moveH(-1, "column");},
goColumnRight: function(cm) {cm.moveH(1, "column");},
goWordLeft: function(cm) {cm.moveH(-1, "word");},
goGroupRight: function(cm) {cm.moveH(1, "group");},
goGroupLeft: function(cm) {cm.moveH(-1, "group");},
goWordRight: function(cm) {cm.moveH(1, "word");},
delCharBefore: function(cm) {cm.deleteH(-1, "char");},
delCharAfter: function(cm) {cm.deleteH(1, "char");},
delWordBefore: function(cm) {cm.deleteH(-1, "word");},
delWordAfter: function(cm) {cm.deleteH(1, "word");},
delGroupBefore: function(cm) {cm.deleteH(-1, "group");},
delGroupAfter: function(cm) {cm.deleteH(1, "group");},
indentAuto: function(cm) {cm.indentSelection("smart");},
indentMore: function(cm) {cm.indentSelection("add");},
indentLess: function(cm) {cm.indentSelection("subtract");},
insertTab: function(cm) {cm.replaceSelection("\t");},
insertSoftTab: function(cm) {
var spaces = [], ranges = cm.listSelections(), tabSize = cm.options.tabSize;
for (var i = 0; i < ranges.length; i++) {
var pos = ranges[i].from();
var col = countColumn(cm.getLine(pos.line), pos.ch, tabSize);
spaces.push(spaceStr(tabSize - col % tabSize));
}
cm.replaceSelections(spaces);
},
defaultTab: function(cm) {
if (cm.somethingSelected()) cm.indentSelection("add");
else cm.execCommand("insertTab");
},
transposeChars: function(cm) {
runInOp(cm, function() {
var ranges = cm.listSelections(), newSel = [];
for (var i = 0; i < ranges.length; i++) {
var cur = ranges[i].head, line = getLine(cm.doc, cur.line).text;
if (line) {
if (cur.ch == line.length) cur = new Pos(cur.line, cur.ch - 1);
if (cur.ch > 0) {
cur = new Pos(cur.line, cur.ch + 1);
cm.replaceRange(line.charAt(cur.ch - 1) + line.charAt(cur.ch - 2),
Pos(cur.line, cur.ch - 2), cur, "+transpose");
} else if (cur.line > cm.doc.first) {
var prev = getLine(cm.doc, cur.line - 1).text;
if (prev)
cm.replaceRange(line.charAt(0) + cm.doc.lineSeparator() +
prev.charAt(prev.length - 1),
Pos(cur.line - 1, prev.length - 1), Pos(cur.line, 1), "+transpose");
}
}
newSel.push(new Range(cur, cur));
}
cm.setSelections(newSel);
});
},
newlineAndIndent: function(cm) {
runInOp(cm, function() {
var len = cm.listSelections().length;
for (var i = 0; i < len; i++) {
var range = cm.listSelections()[i];
cm.replaceRange(cm.doc.lineSeparator(), range.anchor, range.head, "+input");
cm.indentLine(range.from().line + 1, null, true);
}
ensureCursorVisible(cm);
});
},
openLine: function(cm) {cm.replaceSelection("\n", "start")},
toggleOverwrite: function(cm) {cm.toggleOverwrite();}
};
// STANDARD KEYMAPS
var keyMap = CodeMirror.keyMap = {};
keyMap.basic = {
"Left": "goCharLeft", "Right": "goCharRight", "Up": "goLineUp", "Down": "goLineDown",
"End": "goLineEnd", "Home": "goLineStartSmart", "PageUp": "goPageUp", "PageDown": "goPageDown",
"Delete": "delCharAfter", "Backspace": "delCharBefore", "Shift-Backspace": "delCharBefore",
"Tab": "defaultTab", "Shift-Tab": "indentAuto",
"Enter": "newlineAndIndent", "Insert": "toggleOverwrite",
"Esc": "singleSelection"
};
// Note that the save and find-related commands aren't defined by
// default. User code or addons can define them. Unknown commands
// are simply ignored.
keyMap.pcDefault = {
"Ctrl-A": "selectAll", "Ctrl-D": "deleteLine", "Ctrl-Z": "undo", "Shift-Ctrl-Z": "redo", "Ctrl-Y": "redo",
"Ctrl-Home": "goDocStart", "Ctrl-End": "goDocEnd", "Ctrl-Up": "goLineUp", "Ctrl-Down": "goLineDown",
"Ctrl-Left": "goGroupLeft", "Ctrl-Right": "goGroupRight", "Alt-Left": "goLineStart", "Alt-Right": "goLineEnd",
"Ctrl-Backspace": "delGroupBefore", "Ctrl-Delete": "delGroupAfter", "Ctrl-S": "save", "Ctrl-F": "find",
"Ctrl-G": "findNext", "Shift-Ctrl-G": "findPrev", "Shift-Ctrl-F": "replace", "Shift-Ctrl-R": "replaceAll",
"Ctrl-[": "indentLess", "Ctrl-]": "indentMore",
"Ctrl-U": "undoSelection", "Shift-Ctrl-U": "redoSelection", "Alt-U": "redoSelection",
fallthrough: "basic"
};
// Very basic readline/emacs-style bindings, which are standard on Mac.
keyMap.emacsy = {
"Ctrl-F": "goCharRight", "Ctrl-B": "goCharLeft", "Ctrl-P": "goLineUp", "Ctrl-N": "goLineDown",
"Alt-F": "goWordRight", "Alt-B": "goWordLeft", "Ctrl-A": "goLineStart", "Ctrl-E": "goLineEnd",
"Ctrl-V": "goPageDown", "Shift-Ctrl-V": "goPageUp", "Ctrl-D": "delCharAfter", "Ctrl-H": "delCharBefore",
"Alt-D": "delWordAfter", "Alt-Backspace": "delWordBefore", "Ctrl-K": "killLine", "Ctrl-T": "transposeChars",
"Ctrl-O": "openLine"
};
keyMap.macDefault = {
"Cmd-A": "selectAll", "Cmd-D": "deleteLine", "Cmd-Z": "undo", "Shift-Cmd-Z": "redo", "Cmd-Y": "redo",
"Cmd-Home": "goDocStart", "Cmd-Up": "goDocStart", "Cmd-End": "goDocEnd", "Cmd-Down": "goDocEnd", "Alt-Left": "goGroupLeft",
"Alt-Right": "goGroupRight", "Cmd-Left": "goLineLeft", "Cmd-Right": "goLineRight", "Alt-Backspace": "delGroupBefore",
"Ctrl-Alt-Backspace": "delGroupAfter", "Alt-Delete": "delGroupAfter", "Cmd-S": "save", "Cmd-F": "find",
"Cmd-G": "findNext", "Shift-Cmd-G": "findPrev", "Cmd-Alt-F": "replace", "Shift-Cmd-Alt-F": "replaceAll",
"Cmd-[": "indentLess", "Cmd-]": "indentMore", "Cmd-Backspace": "delWrappedLineLeft", "Cmd-Delete": "delWrappedLineRight",
"Cmd-U": "undoSelection", "Shift-Cmd-U": "redoSelection", "Ctrl-Up": "goDocStart", "Ctrl-Down": "goDocEnd",
fallthrough: ["basic", "emacsy"]
};
keyMap["default"] = mac ? keyMap.macDefault : keyMap.pcDefault;
// KEYMAP DISPATCH
function normalizeKeyName(name) {
var parts = name.split(/-(?!$)/), name = parts[parts.length - 1];
var alt, ctrl, shift, cmd;
for (var i = 0; i < parts.length - 1; i++) {
var mod = parts[i];
if (/^(cmd|meta|m)$/i.test(mod)) cmd = true;
else if (/^a(lt)?$/i.test(mod)) alt = true;
else if (/^(c|ctrl|control)$/i.test(mod)) ctrl = true;
else if (/^s(hift)$/i.test(mod)) shift = true;
else throw new Error("Unrecognized modifier name: " + mod);
}
if (alt) name = "Alt-" + name;
if (ctrl) name = "Ctrl-" + name;
if (cmd) name = "Cmd-" + name;
if (shift) name = "Shift-" + name;
return name;
}
// This is a kludge to keep keymaps mostly working as raw objects
// (backwards compatibility) while at the same time support features
// like normalization and multi-stroke key bindings. It compiles a
// new normalized keymap, and then updates the old object to reflect
// this.
CodeMirror.normalizeKeyMap = function(keymap) {
var copy = {};
for (var keyname in keymap) if (keymap.hasOwnProperty(keyname)) {
var value = keymap[keyname];
if (/^(name|fallthrough|(de|at)tach)$/.test(keyname)) continue;
if (value == "...") { delete keymap[keyname]; continue; }
var keys = map(keyname.split(" "), normalizeKeyName);
for (var i = 0; i < keys.length; i++) {
var val, name;
if (i == keys.length - 1) {
name = keys.join(" ");
val = value;
} else {
name = keys.slice(0, i + 1).join(" ");
val = "...";
}
var prev = copy[name];
if (!prev) copy[name] = val;
else if (prev != val) throw new Error("Inconsistent bindings for " + name);
}
delete keymap[keyname];
}
for (var prop in copy) keymap[prop] = copy[prop];
return keymap;
};
var lookupKey = CodeMirror.lookupKey = function(key, map, handle, context) {
map = getKeyMap(map);
var found = map.call ? map.call(key, context) : map[key];
if (found === false) return "nothing";
if (found === "...") return "multi";
if (found != null && handle(found)) return "handled";
if (map.fallthrough) {
if (Object.prototype.toString.call(map.fallthrough) != "[object Array]")
return lookupKey(key, map.fallthrough, handle, context);
for (var i = 0; i < map.fallthrough.length; i++) {
var result = lookupKey(key, map.fallthrough[i], handle, context);
if (result) return result;
}
}
};
// Modifier key presses don't count as 'real' key presses for the
// purpose of keymap fallthrough.
var isModifierKey = CodeMirror.isModifierKey = function(value) {
var name = typeof value == "string" ? value : keyNames[value.keyCode];
return name == "Ctrl" || name == "Alt" || name == "Shift" || name == "Mod";
};
// Look up the name of a key as indicated by an event object.
var keyName = CodeMirror.keyName = function(event, noShift) {
if (presto && event.keyCode == 34 && event["char"]) return false;
var base = keyNames[event.keyCode], name = base;
if (name == null || event.altGraphKey) return false;
if (event.altKey && base != "Alt") name = "Alt-" + name;
if ((flipCtrlCmd ? event.metaKey : event.ctrlKey) && base != "Ctrl") name = "Ctrl-" + name;
if ((flipCtrlCmd ? event.ctrlKey : event.metaKey) && base != "Cmd") name = "Cmd-" + name;
if (!noShift && event.shiftKey && base != "Shift") name = "Shift-" + name;
return name;
};
function getKeyMap(val) {
return typeof val == "string" ? keyMap[val] : val;
}
// FROMTEXTAREA
CodeMirror.fromTextArea = function(textarea, options) {
options = options ? copyObj(options) : {};
options.value = textarea.value;
if (!options.tabindex && textarea.tabIndex)
options.tabindex = textarea.tabIndex;
if (!options.placeholder && textarea.placeholder)
options.placeholder = textarea.placeholder;
// Set autofocus to true if this textarea is focused, or if it has
// autofocus and no other element is focused.
if (options.autofocus == null) {
var hasFocus = activeElt();
options.autofocus = hasFocus == textarea ||
textarea.getAttribute("autofocus") != null && hasFocus == document.body;
}
function save() {textarea.value = cm.getValue();}
if (textarea.form) {
on(textarea.form, "submit", save);
// Deplorable hack to make the submit method do the right thing.
if (!options.leaveSubmitMethodAlone) {
var form = textarea.form, realSubmit = form.submit;
try {
var wrappedSubmit = form.submit = function() {
save();
form.submit = realSubmit;
form.submit();
form.submit = wrappedSubmit;
};
} catch(e) {}
}
}
options.finishInit = function(cm) {
cm.save = save;
cm.getTextArea = function() { return textarea; };
cm.toTextArea = function() {
cm.toTextArea = isNaN; // Prevent this from being ran twice
save();
textarea.parentNode.removeChild(cm.getWrapperElement());
textarea.style.display = "";
if (textarea.form) {
off(textarea.form, "submit", save);
if (typeof textarea.form.submit == "function")
textarea.form.submit = realSubmit;
}
};
};
textarea.style.display = "none";
var cm = CodeMirror(function(node) {
textarea.parentNode.insertBefore(node, textarea.nextSibling);
}, options);
return cm;
};
// STRING STREAM
// Fed to the mode parsers, provides helper functions to make
// parsers more succinct.
var StringStream = CodeMirror.StringStream = function(string, tabSize) {
this.pos = this.start = 0;
this.string = string;
this.tabSize = tabSize || 8;
this.lastColumnPos = this.lastColumnValue = 0;
this.lineStart = 0;
};
StringStream.prototype = {
eol: function() {return this.pos >= this.string.length;},
sol: function() {return this.pos == this.lineStart;},
peek: function() {return this.string.charAt(this.pos) || undefined;},
next: function() {
if (this.pos < this.string.length)
return this.string.charAt(this.pos++);
},
eat: function(match) {
var ch = this.string.charAt(this.pos);
if (typeof match == "string") var ok = ch == match;
else var ok = ch && (match.test ? match.test(ch) : match(ch));
if (ok) {++this.pos; return ch;}
},
eatWhile: function(match) {
var start = this.pos;
while (this.eat(match)){}
return this.pos > start;
},
eatSpace: function() {
var start = this.pos;
while (/[\s\u00a0]/.test(this.string.charAt(this.pos))) ++this.pos;
return this.pos > start;
},
skipToEnd: function() {this.pos = this.string.length;},
skipTo: function(ch) {
var found = this.string.indexOf(ch, this.pos);
if (found > -1) {this.pos = found; return true;}
},
backUp: function(n) {this.pos -= n;},
column: function() {
if (this.lastColumnPos < this.start) {
this.lastColumnValue = countColumn(this.string, this.start, this.tabSize, this.lastColumnPos, this.lastColumnValue);
this.lastColumnPos = this.start;
}
return this.lastColumnValue - (this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0);
},
indentation: function() {
return countColumn(this.string, null, this.tabSize) -
(this.lineStart ? countColumn(this.string, this.lineStart, this.tabSize) : 0);
},
match: function(pattern, consume, caseInsensitive) {
if (typeof pattern == "string") {
var cased = function(str) {return caseInsensitive ? str.toLowerCase() : str;};
var substr = this.string.substr(this.pos, pattern.length);
if (cased(substr) == cased(pattern)) {
if (consume !== false) this.pos += pattern.length;
return true;
}
} else {
var match = this.string.slice(this.pos).match(pattern);
if (match && match.index > 0) return null;
if (match && consume !== false) this.pos += match[0].length;
return match;
}
},
current: function(){return this.string.slice(this.start, this.pos);},
hideFirstChars: function(n, inner) {
this.lineStart += n;
try { return inner(); }
finally { this.lineStart -= n; }
}
};
// TEXTMARKERS
// Created with markText and setBookmark methods. A TextMarker is a
// handle that can be used to clear or find a marked position in the
// document. Line objects hold arrays (markedSpans) containing
// {from, to, marker} object pointing to such marker objects, and
// indicating that such a marker is present on that line. Multiple
// lines may point to the same marker when it spans across lines.
// The spans will have null for their from/to properties when the
// marker continues beyond the start/end of the line. Markers have
// links back to the lines they currently touch.
var nextMarkerId = 0;
var TextMarker = CodeMirror.TextMarker = function(doc, type) {
this.lines = [];
this.type = type;
this.doc = doc;
this.id = ++nextMarkerId;
};
eventMixin(TextMarker);
// Clear the marker.
TextMarker.prototype.clear = function() {
if (this.explicitlyCleared) return;
var cm = this.doc.cm, withOp = cm && !cm.curOp;
if (withOp) startOperation(cm);
if (hasHandler(this, "clear")) {
var found = this.find();
if (found) signalLater(this, "clear", found.from, found.to);
}
var min = null, max = null;
for (var i = 0; i < this.lines.length; ++i) {
var line = this.lines[i];
var span = getMarkedSpanFor(line.markedSpans, this);
if (cm && !this.collapsed) regLineChange(cm, lineNo(line), "text");
else if (cm) {
if (span.to != null) max = lineNo(line);
if (span.from != null) min = lineNo(line);
}
line.markedSpans = removeMarkedSpan(line.markedSpans, span);
if (span.from == null && this.collapsed && !lineIsHidden(this.doc, line) && cm)
updateLineHeight(line, textHeight(cm.display));
}
if (cm && this.collapsed && !cm.options.lineWrapping) for (var i = 0; i < this.lines.length; ++i) {
var visual = visualLine(this.lines[i]), len = lineLength(visual);
if (len > cm.display.maxLineLength) {
cm.display.maxLine = visual;
cm.display.maxLineLength = len;
cm.display.maxLineChanged = true;
}
}
if (min != null && cm && this.collapsed) regChange(cm, min, max + 1);
this.lines.length = 0;
this.explicitlyCleared = true;
if (this.atomic && this.doc.cantEdit) {
this.doc.cantEdit = false;
if (cm) reCheckSelection(cm.doc);
}
if (cm) signalLater(cm, "markerCleared", cm, this);
if (withOp) endOperation(cm);
if (this.parent) this.parent.clear();
};
// Find the position of the marker in the document. Returns a {from,
// to} object by default. Side can be passed to get a specific side
// -- 0 (both), -1 (left), or 1 (right). When lineObj is true, the
// Pos objects returned contain a line object, rather than a line
// number (used to prevent looking up the same line twice).
TextMarker.prototype.find = function(side, lineObj) {
if (side == null && this.type == "bookmark") side = 1;
var from, to;
for (var i = 0; i < this.lines.length; ++i) {
var line = this.lines[i];
var span = getMarkedSpanFor(line.markedSpans, this);
if (span.from != null) {
from = Pos(lineObj ? line : lineNo(line), span.from);
if (side == -1) return from;
}
if (span.to != null) {
to = Pos(lineObj ? line : lineNo(line), span.to);
if (side == 1) return to;
}
}
return from && {from: from, to: to};
};
// Signals that the marker's widget changed, and surrounding layout
// should be recomputed.
TextMarker.prototype.changed = function() {
var pos = this.find(-1, true), widget = this, cm = this.doc.cm;
if (!pos || !cm) return;
runInOp(cm, function() {
var line = pos.line, lineN = lineNo(pos.line);
var view = findViewForLine(cm, lineN);
if (view) {
clearLineMeasurementCacheFor(view);
cm.curOp.selectionChanged = cm.curOp.forceUpdate = true;
}
cm.curOp.updateMaxLine = true;
if (!lineIsHidden(widget.doc, line) && widget.height != null) {
var oldHeight = widget.height;
widget.height = null;
var dHeight = widgetHeight(widget) - oldHeight;
if (dHeight)
updateLineHeight(line, line.height + dHeight);
}
});
};
TextMarker.prototype.attachLine = function(line) {
if (!this.lines.length && this.doc.cm) {
var op = this.doc.cm.curOp;
if (!op.maybeHiddenMarkers || indexOf(op.maybeHiddenMarkers, this) == -1)
(op.maybeUnhiddenMarkers || (op.maybeUnhiddenMarkers = [])).push(this);
}
this.lines.push(line);
};
TextMarker.prototype.detachLine = function(line) {
this.lines.splice(indexOf(this.lines, line), 1);
if (!this.lines.length && this.doc.cm) {
var op = this.doc.cm.curOp;
(op.maybeHiddenMarkers || (op.maybeHiddenMarkers = [])).push(this);
}
};
// Collapsed markers have unique ids, in order to be able to order
// them, which is needed for uniquely determining an outer marker
// when they overlap (they may nest, but not partially overlap).
var nextMarkerId = 0;
// Create a marker, wire it up to the right lines, and
function markText(doc, from, to, options, type) {
// Shared markers (across linked documents) are handled separately
// (markTextShared will call out to this again, once per
// document).
if (options && options.shared) return markTextShared(doc, from, to, options, type);
// Ensure we are in an operation.
if (doc.cm && !doc.cm.curOp) return operation(doc.cm, markText)(doc, from, to, options, type);
var marker = new TextMarker(doc, type), diff = cmp(from, to);
if (options) copyObj(options, marker, false);
// Don't connect empty markers unless clearWhenEmpty is false
if (diff > 0 || diff == 0 && marker.clearWhenEmpty !== false)
return marker;
if (marker.replacedWith) {
// Showing up as a widget implies collapsed (widget replaces text)
marker.collapsed = true;
marker.widgetNode = elt("span", [marker.replacedWith], "CodeMirror-widget");
if (!options.handleMouseEvents) marker.widgetNode.setAttribute("cm-ignore-events", "true");
if (options.insertLeft) marker.widgetNode.insertLeft = true;
}
if (marker.collapsed) {
if (conflictingCollapsedRange(doc, from.line, from, to, marker) ||
from.line != to.line && conflictingCollapsedRange(doc, to.line, from, to, marker))
throw new Error("Inserting collapsed marker partially overlapping an existing one");
sawCollapsedSpans = true;
}
if (marker.addToHistory)
addChangeToHistory(doc, {from: from, to: to, origin: "markText"}, doc.sel, NaN);
var curLine = from.line, cm = doc.cm, updateMaxLine;
doc.iter(curLine, to.line + 1, function(line) {
if (cm && marker.collapsed && !cm.options.lineWrapping && visualLine(line) == cm.display.maxLine)
updateMaxLine = true;
if (marker.collapsed && curLine != from.line) updateLineHeight(line, 0);
addMarkedSpan(line, new MarkedSpan(marker,
curLine == from.line ? from.ch : null,
curLine == to.line ? to.ch : null));
++curLine;
});
// lineIsHidden depends on the presence of the spans, so needs a second pass
if (marker.collapsed) doc.iter(from.line, to.line + 1, function(line) {
if (lineIsHidden(doc, line)) updateLineHeight(line, 0);
});
if (marker.clearOnEnter) on(marker, "beforeCursorEnter", function() { marker.clear(); });
if (marker.readOnly) {
sawReadOnlySpans = true;
if (doc.history.done.length || doc.history.undone.length)
doc.clearHistory();
}
if (marker.collapsed) {
marker.id = ++nextMarkerId;
marker.atomic = true;
}
if (cm) {
// Sync editor state
if (updateMaxLine) cm.curOp.updateMaxLine = true;
if (marker.collapsed)
regChange(cm, from.line, to.line + 1);
else if (marker.className || marker.title || marker.startStyle || marker.endStyle || marker.css)
for (var i = from.line; i <= to.line; i++) regLineChange(cm, i, "text");
if (marker.atomic) reCheckSelection(cm.doc);
signalLater(cm, "markerAdded", cm, marker);
}
return marker;
}
// SHARED TEXTMARKERS
// A shared marker spans multiple linked documents. It is
// implemented as a meta-marker-object controlling multiple normal
// markers.
var SharedTextMarker = CodeMirror.SharedTextMarker = function(markers, primary) {
this.markers = markers;
this.primary = primary;
for (var i = 0; i < markers.length; ++i)
markers[i].parent = this;
};
eventMixin(SharedTextMarker);
SharedTextMarker.prototype.clear = function() {
if (this.explicitlyCleared) return;
this.explicitlyCleared = true;
for (var i = 0; i < this.markers.length; ++i)
this.markers[i].clear();
signalLater(this, "clear");
};
SharedTextMarker.prototype.find = function(side, lineObj) {
return this.primary.find(side, lineObj);
};
function markTextShared(doc, from, to, options, type) {
options = copyObj(options);
options.shared = false;
var markers = [markText(doc, from, to, options, type)], primary = markers[0];
var widget = options.widgetNode;
linkedDocs(doc, function(doc) {
if (widget) options.widgetNode = widget.cloneNode(true);
markers.push(markText(doc, clipPos(doc, from), clipPos(doc, to), options, type));
for (var i = 0; i < doc.linked.length; ++i)
if (doc.linked[i].isParent) return;
primary = lst(markers);
});
return new SharedTextMarker(markers, primary);
}
function findSharedMarkers(doc) {
return doc.findMarks(Pos(doc.first, 0), doc.clipPos(Pos(doc.lastLine())),
function(m) { return m.parent; });
}
function copySharedMarkers(doc, markers) {
for (var i = 0; i < markers.length; i++) {
var marker = markers[i], pos = marker.find();
var mFrom = doc.clipPos(pos.from), mTo = doc.clipPos(pos.to);
if (cmp(mFrom, mTo)) {
var subMark = markText(doc, mFrom, mTo, marker.primary, marker.primary.type);
marker.markers.push(subMark);
subMark.parent = marker;
}
}
}
function detachSharedMarkers(markers) {
for (var i = 0; i < markers.length; i++) {
var marker = markers[i], linked = [marker.primary.doc];;
linkedDocs(marker.primary.doc, function(d) { linked.push(d); });
for (var j = 0; j < marker.markers.length; j++) {
var subMarker = marker.markers[j];
if (indexOf(linked, subMarker.doc) == -1) {
subMarker.parent = null;
marker.markers.splice(j--, 1);
}
}
}
}
// TEXTMARKER SPANS
function MarkedSpan(marker, from, to) {
this.marker = marker;
this.from = from; this.to = to;
}
// Search an array of spans for a span matching the given marker.
function getMarkedSpanFor(spans, marker) {
if (spans) for (var i = 0; i < spans.length; ++i) {
var span = spans[i];
if (span.marker == marker) return span;
}
}
// Remove a span from an array, returning undefined if no spans are
// left (we don't store arrays for lines without spans).
function removeMarkedSpan(spans, span) {
for (var r, i = 0; i < spans.length; ++i)
if (spans[i] != span) (r || (r = [])).push(spans[i]);
return r;
}
// Add a span to a line.
function addMarkedSpan(line, span) {
line.markedSpans = line.markedSpans ? line.markedSpans.concat([span]) : [span];
span.marker.attachLine(line);
}
// Used for the algorithm that adjusts markers for a change in the
// document. These functions cut an array of spans at a given
// character position, returning an array of remaining chunks (or
// undefined if nothing remains).
function markedSpansBefore(old, startCh, isInsert) {
if (old) for (var i = 0, nw; i < old.length; ++i) {
var span = old[i], marker = span.marker;
var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= startCh : span.from < startCh);
if (startsBefore || span.from == startCh && marker.type == "bookmark" && (!isInsert || !span.marker.insertLeft)) {
var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= startCh : span.to > startCh);
(nw || (nw = [])).push(new MarkedSpan(marker, span.from, endsAfter ? null : span.to));
}
}
return nw;
}
function markedSpansAfter(old, endCh, isInsert) {
if (old) for (var i = 0, nw; i < old.length; ++i) {
var span = old[i], marker = span.marker;
var endsAfter = span.to == null || (marker.inclusiveRight ? span.to >= endCh : span.to > endCh);
if (endsAfter || span.from == endCh && marker.type == "bookmark" && (!isInsert || span.marker.insertLeft)) {
var startsBefore = span.from == null || (marker.inclusiveLeft ? span.from <= endCh : span.from < endCh);
(nw || (nw = [])).push(new MarkedSpan(marker, startsBefore ? null : span.from - endCh,
span.to == null ? null : span.to - endCh));
}
}
return nw;
}
// Given a change object, compute the new set of marker spans that
// cover the line in which the change took place. Removes spans
// entirely within the change, reconnects spans belonging to the
// same marker that appear on both sides of the change, and cuts off
// spans partially within the change. Returns an array of span
// arrays with one element for each line in (after) the change.
function stretchSpansOverChange(doc, change) {
if (change.full) return null;
var oldFirst = isLine(doc, change.from.line) && getLine(doc, change.from.line).markedSpans;
var oldLast = isLine(doc, change.to.line) && getLine(doc, change.to.line).markedSpans;
if (!oldFirst && !oldLast) return null;
var startCh = change.from.ch, endCh = change.to.ch, isInsert = cmp(change.from, change.to) == 0;
// Get the spans that 'stick out' on both sides
var first = markedSpansBefore(oldFirst, startCh, isInsert);
var last = markedSpansAfter(oldLast, endCh, isInsert);
// Next, merge those two ends
var sameLine = change.text.length == 1, offset = lst(change.text).length + (sameLine ? startCh : 0);
if (first) {
// Fix up .to properties of first
for (var i = 0; i < first.length; ++i) {
var span = first[i];
if (span.to == null) {
var found = getMarkedSpanFor(last, span.marker);
if (!found) span.to = startCh;
else if (sameLine) span.to = found.to == null ? null : found.to + offset;
}
}
}
if (last) {
// Fix up .from in last (or move them into first in case of sameLine)
for (var i = 0; i < last.length; ++i) {
var span = last[i];
if (span.to != null) span.to += offset;
if (span.from == null) {
var found = getMarkedSpanFor(first, span.marker);
if (!found) {
span.from = offset;
if (sameLine) (first || (first = [])).push(span);
}
} else {
span.from += offset;
if (sameLine) (first || (first = [])).push(span);
}
}
}
// Make sure we didn't create any zero-length spans
if (first) first = clearEmptySpans(first);
if (last && last != first) last = clearEmptySpans(last);
var newMarkers = [first];
if (!sameLine) {
// Fill gap with whole-line-spans
var gap = change.text.length - 2, gapMarkers;
if (gap > 0 && first)
for (var i = 0; i < first.length; ++i)
if (first[i].to == null)
(gapMarkers || (gapMarkers = [])).push(new MarkedSpan(first[i].marker, null, null));
for (var i = 0; i < gap; ++i)
newMarkers.push(gapMarkers);
newMarkers.push(last);
}
return newMarkers;
}
// Remove spans that are empty and don't have a clearWhenEmpty
// option of false.
function clearEmptySpans(spans) {
for (var i = 0; i < spans.length; ++i) {
var span = spans[i];
if (span.from != null && span.from == span.to && span.marker.clearWhenEmpty !== false)
spans.splice(i--, 1);
}
if (!spans.length) return null;
return spans;
}
// Used for un/re-doing changes from the history. Combines the
// result of computing the existing spans with the set of spans that
// existed in the history (so that deleting around a span and then
// undoing brings back the span).
function mergeOldSpans(doc, change) {
var old = getOldSpans(doc, change);
var stretched = stretchSpansOverChange(doc, change);
if (!old) return stretched;
if (!stretched) return old;
for (var i = 0; i < old.length; ++i) {
var oldCur = old[i], stretchCur = stretched[i];
if (oldCur && stretchCur) {
spans: for (var j = 0; j < stretchCur.length; ++j) {
var span = stretchCur[j];
for (var k = 0; k < oldCur.length; ++k)
if (oldCur[k].marker == span.marker) continue spans;
oldCur.push(span);
}
} else if (stretchCur) {
old[i] = stretchCur;
}
}
return old;
}
// Used to 'clip' out readOnly ranges when making a change.
function removeReadOnlyRanges(doc, from, to) {
var markers = null;
doc.iter(from.line, to.line + 1, function(line) {
if (line.markedSpans) for (var i = 0; i < line.markedSpans.length; ++i) {
var mark = line.markedSpans[i].marker;
if (mark.readOnly && (!markers || indexOf(markers, mark) == -1))
(markers || (markers = [])).push(mark);
}
});
if (!markers) return null;
var parts = [{from: from, to: to}];
for (var i = 0; i < markers.length; ++i) {
var mk = markers[i], m = mk.find(0);
for (var j = 0; j < parts.length; ++j) {
var p = parts[j];
if (cmp(p.to, m.from) < 0 || cmp(p.from, m.to) > 0) continue;
var newParts = [j, 1], dfrom = cmp(p.from, m.from), dto = cmp(p.to, m.to);
if (dfrom < 0 || !mk.inclusiveLeft && !dfrom)
newParts.push({from: p.from, to: m.from});
if (dto > 0 || !mk.inclusiveRight && !dto)
newParts.push({from: m.to, to: p.to});
parts.splice.apply(parts, newParts);
j += newParts.length - 1;
}
}
return parts;
}
// Connect or disconnect spans from a line.
function detachMarkedSpans(line) {
var spans = line.markedSpans;
if (!spans) return;
for (var i = 0; i < spans.length; ++i)
spans[i].marker.detachLine(line);
line.markedSpans = null;
}
function attachMarkedSpans(line, spans) {
if (!spans) return;
for (var i = 0; i < spans.length; ++i)
spans[i].marker.attachLine(line);
line.markedSpans = spans;
}
// Helpers used when computing which overlapping collapsed span
// counts as the larger one.
function extraLeft(marker) { return marker.inclusiveLeft ? -1 : 0; }
function extraRight(marker) { return marker.inclusiveRight ? 1 : 0; }
// Returns a number indicating which of two overlapping collapsed
// spans is larger (and thus includes the other). Falls back to
// comparing ids when the spans cover exactly the same range.
function compareCollapsedMarkers(a, b) {
var lenDiff = a.lines.length - b.lines.length;
if (lenDiff != 0) return lenDiff;
var aPos = a.find(), bPos = b.find();
var fromCmp = cmp(aPos.from, bPos.from) || extraLeft(a) - extraLeft(b);
if (fromCmp) return -fromCmp;
var toCmp = cmp(aPos.to, bPos.to) || extraRight(a) - extraRight(b);
if (toCmp) return toCmp;
return b.id - a.id;
}
// Find out whether a line ends or starts in a collapsed span. If
// so, return the marker for that span.
function collapsedSpanAtSide(line, start) {
var sps = sawCollapsedSpans && line.markedSpans, found;
if (sps) for (var sp, i = 0; i < sps.length; ++i) {
sp = sps[i];
if (sp.marker.collapsed && (start ? sp.from : sp.to) == null &&
(!found || compareCollapsedMarkers(found, sp.marker) < 0))
found = sp.marker;
}
return found;
}
function collapsedSpanAtStart(line) { return collapsedSpanAtSide(line, true); }
function collapsedSpanAtEnd(line) { return collapsedSpanAtSide(line, false); }
// Test whether there exists a collapsed span that partially
// overlaps (covers the start or end, but not both) of a new span.
// Such overlap is not allowed.
function conflictingCollapsedRange(doc, lineNo, from, to, marker) {
var line = getLine(doc, lineNo);
var sps = sawCollapsedSpans && line.markedSpans;
if (sps) for (var i = 0; i < sps.length; ++i) {
var sp = sps[i];
if (!sp.marker.collapsed) continue;
var found = sp.marker.find(0);
var fromCmp = cmp(found.from, from) || extraLeft(sp.marker) - extraLeft(marker);
var toCmp = cmp(found.to, to) || extraRight(sp.marker) - extraRight(marker);
if (fromCmp >= 0 && toCmp <= 0 || fromCmp <= 0 && toCmp >= 0) continue;
if (fromCmp <= 0 && (sp.marker.inclusiveRight && marker.inclusiveLeft ? cmp(found.to, from) >= 0 : cmp(found.to, from) > 0) ||
fromCmp >= 0 && (sp.marker.inclusiveRight && marker.inclusiveLeft ? cmp(found.from, to) <= 0 : cmp(found.from, to) < 0))
return true;
}
}
// A visual line is a line as drawn on the screen. Folding, for
// example, can cause multiple logical lines to appear on the same
// visual line. This finds the start of the visual line that the
// given line is part of (usually that is the line itself).
function visualLine(line) {
var merged;
while (merged = collapsedSpanAtStart(line))
line = merged.find(-1, true).line;
return line;
}
// Returns an array of logical lines that continue the visual line
// started by the argument, or undefined if there are no such lines.
function visualLineContinued(line) {
var merged, lines;
while (merged = collapsedSpanAtEnd(line)) {
line = merged.find(1, true).line;
(lines || (lines = [])).push(line);
}
return lines;
}
// Get the line number of the start of the visual line that the
// given line number is part of.
function visualLineNo(doc, lineN) {
var line = getLine(doc, lineN), vis = visualLine(line);
if (line == vis) return lineN;
return lineNo(vis);
}
// Get the line number of the start of the next visual line after
// the given line.
function visualLineEndNo(doc, lineN) {
if (lineN > doc.lastLine()) return lineN;
var line = getLine(doc, lineN), merged;
if (!lineIsHidden(doc, line)) return lineN;
while (merged = collapsedSpanAtEnd(line))
line = merged.find(1, true).line;
return lineNo(line) + 1;
}
// Compute whether a line is hidden. Lines count as hidden when they
// are part of a visual line that starts with another line, or when
// they are entirely covered by collapsed, non-widget span.
function lineIsHidden(doc, line) {
var sps = sawCollapsedSpans && line.markedSpans;
if (sps) for (var sp, i = 0; i < sps.length; ++i) {
sp = sps[i];
if (!sp.marker.collapsed) continue;
if (sp.from == null) return true;
if (sp.marker.widgetNode) continue;
if (sp.from == 0 && sp.marker.inclusiveLeft && lineIsHiddenInner(doc, line, sp))
return true;
}
}
function lineIsHiddenInner(doc, line, span) {
if (span.to == null) {
var end = span.marker.find(1, true);
return lineIsHiddenInner(doc, end.line, getMarkedSpanFor(end.line.markedSpans, span.marker));
}
if (span.marker.inclusiveRight && span.to == line.text.length)
return true;
for (var sp, i = 0; i < line.markedSpans.length; ++i) {
sp = line.markedSpans[i];
if (sp.marker.collapsed && !sp.marker.widgetNode && sp.from == span.to &&
(sp.to == null || sp.to != span.from) &&
(sp.marker.inclusiveLeft || span.marker.inclusiveRight) &&
lineIsHiddenInner(doc, line, sp)) return true;
}
}
// LINE WIDGETS
// Line widgets are block elements displayed above or below a line.
var LineWidget = CodeMirror.LineWidget = function(doc, node, options) {
if (options) for (var opt in options) if (options.hasOwnProperty(opt))
this[opt] = options[opt];
this.doc = doc;
this.node = node;
};
eventMixin(LineWidget);
function adjustScrollWhenAboveVisible(cm, line, diff) {
if (heightAtLine(line) < ((cm.curOp && cm.curOp.scrollTop) || cm.doc.scrollTop))
addToScrollPos(cm, null, diff);
}
LineWidget.prototype.clear = function() {
var cm = this.doc.cm, ws = this.line.widgets, line = this.line, no = lineNo(line);
if (no == null || !ws) return;
for (var i = 0; i < ws.length; ++i) if (ws[i] == this) ws.splice(i--, 1);
if (!ws.length) line.widgets = null;
var height = widgetHeight(this);
updateLineHeight(line, Math.max(0, line.height - height));
if (cm) runInOp(cm, function() {
adjustScrollWhenAboveVisible(cm, line, -height);
regLineChange(cm, no, "widget");
});
};
LineWidget.prototype.changed = function() {
var oldH = this.height, cm = this.doc.cm, line = this.line;
this.height = null;
var diff = widgetHeight(this) - oldH;
if (!diff) return;
updateLineHeight(line, line.height + diff);
if (cm) runInOp(cm, function() {
cm.curOp.forceUpdate = true;
adjustScrollWhenAboveVisible(cm, line, diff);
});
};
function widgetHeight(widget) {
if (widget.height != null) return widget.height;
var cm = widget.doc.cm;
if (!cm) return 0;
if (!contains(document.body, widget.node)) {
var parentStyle = "position: relative;";
if (widget.coverGutter)
parentStyle += "margin-left: -" + cm.display.gutters.offsetWidth + "px;";
if (widget.noHScroll)
parentStyle += "width: " + cm.display.wrapper.clientWidth + "px;";
removeChildrenAndAdd(cm.display.measure, elt("div", [widget.node], null, parentStyle));
}
return widget.height = widget.node.parentNode.offsetHeight;
}
function addLineWidget(doc, handle, node, options) {
var widget = new LineWidget(doc, node, options);
var cm = doc.cm;
if (cm && widget.noHScroll) cm.display.alignWidgets = true;
changeLine(doc, handle, "widget", function(line) {
var widgets = line.widgets || (line.widgets = []);
if (widget.insertAt == null) widgets.push(widget);
else widgets.splice(Math.min(widgets.length - 1, Math.max(0, widget.insertAt)), 0, widget);
widget.line = line;
if (cm && !lineIsHidden(doc, line)) {
var aboveVisible = heightAtLine(line) < doc.scrollTop;
updateLineHeight(line, line.height + widgetHeight(widget));
if (aboveVisible) addToScrollPos(cm, null, widget.height);
cm.curOp.forceUpdate = true;
}
return true;
});
return widget;
}
// LINE DATA STRUCTURE
// Line objects. These hold state related to a line, including
// highlighting info (the styles array).
var Line = CodeMirror.Line = function(text, markedSpans, estimateHeight) {
this.text = text;
attachMarkedSpans(this, markedSpans);
this.height = estimateHeight ? estimateHeight(this) : 1;
};
eventMixin(Line);
Line.prototype.lineNo = function() { return lineNo(this); };
// Change the content (text, markers) of a line. Automatically
// invalidates cached information and tries to re-estimate the
// line's height.
function updateLine(line, text, markedSpans, estimateHeight) {
line.text = text;
if (line.stateAfter) line.stateAfter = null;
if (line.styles) line.styles = null;
if (line.order != null) line.order = null;
detachMarkedSpans(line);
attachMarkedSpans(line, markedSpans);
var estHeight = estimateHeight ? estimateHeight(line) : 1;
if (estHeight != line.height) updateLineHeight(line, estHeight);
}
// Detach a line from the document tree and its markers.
function cleanUpLine(line) {
line.parent = null;
detachMarkedSpans(line);
}
function extractLineClasses(type, output) {
if (type) for (;;) {
var lineClass = type.match(/(?:^|\s+)line-(background-)?(\S+)/);
if (!lineClass) break;
type = type.slice(0, lineClass.index) + type.slice(lineClass.index + lineClass[0].length);
var prop = lineClass[1] ? "bgClass" : "textClass";
if (output[prop] == null)
output[prop] = lineClass[2];
else if (!(new RegExp("(?:^|\s)" + lineClass[2] + "(?:$|\s)")).test(output[prop]))
output[prop] += " " + lineClass[2];
}
return type;
}
function callBlankLine(mode, state) {
if (mode.blankLine) return mode.blankLine(state);
if (!mode.innerMode) return;
var inner = CodeMirror.innerMode(mode, state);
if (inner.mode.blankLine) return inner.mode.blankLine(inner.state);
}
function readToken(mode, stream, state, inner) {
for (var i = 0; i < 10; i++) {
if (inner) inner[0] = CodeMirror.innerMode(mode, state).mode;
var style = mode.token(stream, state);
if (stream.pos > stream.start) return style;
}
throw new Error("Mode " + mode.name + " failed to advance stream.");
}
// Utility for getTokenAt and getLineTokens
function takeToken(cm, pos, precise, asArray) {
function getObj(copy) {
return {start: stream.start, end: stream.pos,
string: stream.current(),
type: style || null,
state: copy ? copyState(doc.mode, state) : state};
}
var doc = cm.doc, mode = doc.mode, style;
pos = clipPos(doc, pos);
var line = getLine(doc, pos.line), state = getStateBefore(cm, pos.line, precise);
var stream = new StringStream(line.text, cm.options.tabSize), tokens;
if (asArray) tokens = [];
while ((asArray || stream.pos < pos.ch) && !stream.eol()) {
stream.start = stream.pos;
style = readToken(mode, stream, state);
if (asArray) tokens.push(getObj(true));
}
return asArray ? tokens : getObj();
}
// Run the given mode's parser over a line, calling f for each token.
function runMode(cm, text, mode, state, f, lineClasses, forceToEnd) {
var flattenSpans = mode.flattenSpans;
if (flattenSpans == null) flattenSpans = cm.options.flattenSpans;
var curStart = 0, curStyle = null;
var stream = new StringStream(text, cm.options.tabSize), style;
var inner = cm.options.addModeClass && [null];
if (text == "") extractLineClasses(callBlankLine(mode, state), lineClasses);
while (!stream.eol()) {
if (stream.pos > cm.options.maxHighlightLength) {
flattenSpans = false;
if (forceToEnd) processLine(cm, text, state, stream.pos);
stream.pos = text.length;
style = null;
} else {
style = extractLineClasses(readToken(mode, stream, state, inner), lineClasses);
}
if (inner) {
var mName = inner[0].name;
if (mName) style = "m-" + (style ? mName + " " + style : mName);
}
if (!flattenSpans || curStyle != style) {
while (curStart < stream.start) {
curStart = Math.min(stream.start, curStart + 50000);
f(curStart, curStyle);
}
curStyle = style;
}
stream.start = stream.pos;
}
while (curStart < stream.pos) {
// Webkit seems to refuse to render text nodes longer than 57444 characters
var pos = Math.min(stream.pos, curStart + 50000);
f(pos, curStyle);
curStart = pos;
}
}
// Compute a style array (an array starting with a mode generation
// -- for invalidation -- followed by pairs of end positions and
// style strings), which is used to highlight the tokens on the
// line.
function highlightLine(cm, line, state, forceToEnd) {
// A styles array always starts with a number identifying the
// mode/overlays that it is based on (for easy invalidation).
var st = [cm.state.modeGen], lineClasses = {};
// Compute the base array of styles
runMode(cm, line.text, cm.doc.mode, state, function(end, style) {
st.push(end, style);
}, lineClasses, forceToEnd);
// Run overlays, adjust style array.
for (var o = 0; o < cm.state.overlays.length; ++o) {
var overlay = cm.state.overlays[o], i = 1, at = 0;
runMode(cm, line.text, overlay.mode, true, function(end, style) {
var start = i;
// Ensure there's a token end at the current position, and that i points at it
while (at < end) {
var i_end = st[i];
if (i_end > end)
st.splice(i, 1, end, st[i+1], i_end);
i += 2;
at = Math.min(end, i_end);
}
if (!style) return;
if (overlay.opaque) {
st.splice(start, i - start, end, "cm-overlay " + style);
i = start + 2;
} else {
for (; start < i; start += 2) {
var cur = st[start+1];
st[start+1] = (cur ? cur + " " : "") + "cm-overlay " + style;
}
}
}, lineClasses);
}
return {styles: st, classes: lineClasses.bgClass || lineClasses.textClass ? lineClasses : null};
}
function getLineStyles(cm, line, updateFrontier) {
if (!line.styles || line.styles[0] != cm.state.modeGen) {
var state = getStateBefore(cm, lineNo(line));
var result = highlightLine(cm, line, line.text.length > cm.options.maxHighlightLength ? copyState(cm.doc.mode, state) : state);
line.stateAfter = state;
line.styles = result.styles;
if (result.classes) line.styleClasses = result.classes;
else if (line.styleClasses) line.styleClasses = null;
if (updateFrontier === cm.doc.frontier) cm.doc.frontier++;
}
return line.styles;
}
// Lightweight form of highlight -- proceed over this line and
// update state, but don't save a style array. Used for lines that
// aren't currently visible.
function processLine(cm, text, state, startAt) {
var mode = cm.doc.mode;
var stream = new StringStream(text, cm.options.tabSize);
stream.start = stream.pos = startAt || 0;
if (text == "") callBlankLine(mode, state);
while (!stream.eol()) {
readToken(mode, stream, state);
stream.start = stream.pos;
}
}
// Convert a style as returned by a mode (either null, or a string
// containing one or more styles) to a CSS style. This is cached,
// and also looks for line-wide styles.
var styleToClassCache = {}, styleToClassCacheWithMode = {};
function interpretTokenStyle(style, options) {
if (!style || /^\s*$/.test(style)) return null;
var cache = options.addModeClass ? styleToClassCacheWithMode : styleToClassCache;
return cache[style] ||
(cache[style] = style.replace(/\S+/g, "cm-$&"));
}
// Render the DOM representation of the text of a line. Also builds
// up a 'line map', which points at the DOM nodes that represent
// specific stretches of text, and is used by the measuring code.
// The returned object contains the DOM node, this map, and
// information about line-wide styles that were set by the mode.
function buildLineContent(cm, lineView) {
// The padding-right forces the element to have a 'border', which
// is needed on Webkit to be able to get line-level bounding
// rectangles for it (in measureChar).
var content = elt("span", null, null, webkit ? "padding-right: .1px" : null);
var builder = {pre: elt("pre", [content], "CodeMirror-line"), content: content,
col: 0, pos: 0, cm: cm,
splitSpaces: (ie || webkit) && cm.getOption("lineWrapping")};
lineView.measure = {};
// Iterate over the logical lines that make up this visual line.
for (var i = 0; i <= (lineView.rest ? lineView.rest.length : 0); i++) {
var line = i ? lineView.rest[i - 1] : lineView.line, order;
builder.pos = 0;
builder.addToken = buildToken;
// Optionally wire in some hacks into the token-rendering
// algorithm, to deal with browser quirks.
if (hasBadBidiRects(cm.display.measure) && (order = getOrder(line)))
builder.addToken = buildTokenBadBidi(builder.addToken, order);
builder.map = [];
var allowFrontierUpdate = lineView != cm.display.externalMeasured && lineNo(line);
insertLineContent(line, builder, getLineStyles(cm, line, allowFrontierUpdate));
if (line.styleClasses) {
if (line.styleClasses.bgClass)
builder.bgClass = joinClasses(line.styleClasses.bgClass, builder.bgClass || "");
if (line.styleClasses.textClass)
builder.textClass = joinClasses(line.styleClasses.textClass, builder.textClass || "");
}
// Ensure at least a single node is present, for measuring.
if (builder.map.length == 0)
builder.map.push(0, 0, builder.content.appendChild(zeroWidthElement(cm.display.measure)));
// Store the map and a cache object for the current logical line
if (i == 0) {
lineView.measure.map = builder.map;
lineView.measure.cache = {};
} else {
(lineView.measure.maps || (lineView.measure.maps = [])).push(builder.map);
(lineView.measure.caches || (lineView.measure.caches = [])).push({});
}
}
// See issue #2901
if (webkit) {
var last = builder.content.lastChild
if (/\bcm-tab\b/.test(last.className) || (last.querySelector && last.querySelector(".cm-tab")))
builder.content.className = "cm-tab-wrap-hack";
}
signal(cm, "renderLine", cm, lineView.line, builder.pre);
if (builder.pre.className)
builder.textClass = joinClasses(builder.pre.className, builder.textClass || "");
return builder;
}
function defaultSpecialCharPlaceholder(ch) {
var token = elt("span", "\u2022", "cm-invalidchar");
token.title = "\\u" + ch.charCodeAt(0).toString(16);
token.setAttribute("aria-label", token.title);
return token;
}
// Build up the DOM representation for a single token, and add it to
// the line map. Takes care to render special characters separately.
function buildToken(builder, text, style, startStyle, endStyle, title, css) {
if (!text) return;
var displayText = builder.splitSpaces ? text.replace(/ {3,}/g, splitSpaces) : text;
var special = builder.cm.state.specialChars, mustWrap = false;
if (!special.test(text)) {
builder.col += text.length;
var content = document.createTextNode(displayText);
builder.map.push(builder.pos, builder.pos + text.length, content);
if (ie && ie_version < 9) mustWrap = true;
builder.pos += text.length;
} else {
var content = document.createDocumentFragment(), pos = 0;
while (true) {
special.lastIndex = pos;
var m = special.exec(text);
var skipped = m ? m.index - pos : text.length - pos;
if (skipped) {
var txt = document.createTextNode(displayText.slice(pos, pos + skipped));
if (ie && ie_version < 9) content.appendChild(elt("span", [txt]));
else content.appendChild(txt);
builder.map.push(builder.pos, builder.pos + skipped, txt);
builder.col += skipped;
builder.pos += skipped;
}
if (!m) break;
pos += skipped + 1;
if (m[0] == "\t") {
var tabSize = builder.cm.options.tabSize, tabWidth = tabSize - builder.col % tabSize;
var txt = content.appendChild(elt("span", spaceStr(tabWidth), "cm-tab"));
txt.setAttribute("role", "presentation");
txt.setAttribute("cm-text", "\t");
builder.col += tabWidth;
} else if (m[0] == "\r" || m[0] == "\n") {
var txt = content.appendChild(elt("span", m[0] == "\r" ? "\u240d" : "\u2424", "cm-invalidchar"));
txt.setAttribute("cm-text", m[0]);
builder.col += 1;
} else {
var txt = builder.cm.options.specialCharPlaceholder(m[0]);
txt.setAttribute("cm-text", m[0]);
if (ie && ie_version < 9) content.appendChild(elt("span", [txt]));
else content.appendChild(txt);
builder.col += 1;
}
builder.map.push(builder.pos, builder.pos + 1, txt);
builder.pos++;
}
}
if (style || startStyle || endStyle || mustWrap || css) {
var fullStyle = style || "";
if (startStyle) fullStyle += startStyle;
if (endStyle) fullStyle += endStyle;
var token = elt("span", [content], fullStyle, css);
if (title) token.title = title;
return builder.content.appendChild(token);
}
builder.content.appendChild(content);
}
function splitSpaces(old) {
var out = " ";
for (var i = 0; i < old.length - 2; ++i) out += i % 2 ? " " : "\u00a0";
out += " ";
return out;
}
// Work around nonsense dimensions being reported for stretches of
// right-to-left text.
function buildTokenBadBidi(inner, order) {
return function(builder, text, style, startStyle, endStyle, title, css) {
style = style ? style + " cm-force-border" : "cm-force-border";
var start = builder.pos, end = start + text.length;
for (;;) {
// Find the part that overlaps with the start of this text
for (var i = 0; i < order.length; i++) {
var part = order[i];
if (part.to > start && part.from <= start) break;
}
if (part.to >= end) return inner(builder, text, style, startStyle, endStyle, title, css);
inner(builder, text.slice(0, part.to - start), style, startStyle, null, title, css);
startStyle = null;
text = text.slice(part.to - start);
start = part.to;
}
};
}
function buildCollapsedSpan(builder, size, marker, ignoreWidget) {
var widget = !ignoreWidget && marker.widgetNode;
if (widget) builder.map.push(builder.pos, builder.pos + size, widget);
if (!ignoreWidget && builder.cm.display.input.needsContentAttribute) {
if (!widget)
widget = builder.content.appendChild(document.createElement("span"));
widget.setAttribute("cm-marker", marker.id);
}
if (widget) {
builder.cm.display.input.setUneditable(widget);
builder.content.appendChild(widget);
}
builder.pos += size;
}
// Outputs a number of spans to make up a line, taking highlighting
// and marked text into account.
function insertLineContent(line, builder, styles) {
var spans = line.markedSpans, allText = line.text, at = 0;
if (!spans) {
for (var i = 1; i < styles.length; i+=2)
builder.addToken(builder, allText.slice(at, at = styles[i]), interpretTokenStyle(styles[i+1], builder.cm.options));
return;
}
var len = allText.length, pos = 0, i = 1, text = "", style, css;
var nextChange = 0, spanStyle, spanEndStyle, spanStartStyle, title, collapsed;
for (;;) {
if (nextChange == pos) { // Update current marker set
spanStyle = spanEndStyle = spanStartStyle = title = css = "";
collapsed = null; nextChange = Infinity;
var foundBookmarks = [], endStyles
for (var j = 0; j < spans.length; ++j) {
var sp = spans[j], m = sp.marker;
if (m.type == "bookmark" && sp.from == pos && m.widgetNode) {
foundBookmarks.push(m);
} else if (sp.from <= pos && (sp.to == null || sp.to > pos || m.collapsed && sp.to == pos && sp.from == pos)) {
if (sp.to != null && sp.to != pos && nextChange > sp.to) {
nextChange = sp.to;
spanEndStyle = "";
}
if (m.className) spanStyle += " " + m.className;
if (m.css) css = (css ? css + ";" : "") + m.css;
if (m.startStyle && sp.from == pos) spanStartStyle += " " + m.startStyle;
if (m.endStyle && sp.to == nextChange) (endStyles || (endStyles = [])).push(m.endStyle, sp.to)
if (m.title && !title) title = m.title;
if (m.collapsed && (!collapsed || compareCollapsedMarkers(collapsed.marker, m) < 0))
collapsed = sp;
} else if (sp.from > pos && nextChange > sp.from) {
nextChange = sp.from;
}
}
if (endStyles) for (var j = 0; j < endStyles.length; j += 2)
if (endStyles[j + 1] == nextChange) spanEndStyle += " " + endStyles[j]
if (!collapsed || collapsed.from == pos) for (var j = 0; j < foundBookmarks.length; ++j)
buildCollapsedSpan(builder, 0, foundBookmarks[j]);
if (collapsed && (collapsed.from || 0) == pos) {
buildCollapsedSpan(builder, (collapsed.to == null ? len + 1 : collapsed.to) - pos,
collapsed.marker, collapsed.from == null);
if (collapsed.to == null) return;
if (collapsed.to == pos) collapsed = false;
}
}
if (pos >= len) break;
var upto = Math.min(len, nextChange);
while (true) {
if (text) {
var end = pos + text.length;
if (!collapsed) {
var tokenText = end > upto ? text.slice(0, upto - pos) : text;
builder.addToken(builder, tokenText, style ? style + spanStyle : spanStyle,
spanStartStyle, pos + tokenText.length == nextChange ? spanEndStyle : "", title, css);
}
if (end >= upto) {text = text.slice(upto - pos); pos = upto; break;}
pos = end;
spanStartStyle = "";
}
text = allText.slice(at, at = styles[i++]);
style = interpretTokenStyle(styles[i++], builder.cm.options);
}
}
}
// DOCUMENT DATA STRUCTURE
// By default, updates that start and end at the beginning of a line
// are treated specially, in order to make the association of line
// widgets and marker elements with the text behave more intuitive.
function isWholeLineUpdate(doc, change) {
return change.from.ch == 0 && change.to.ch == 0 && lst(change.text) == "" &&
(!doc.cm || doc.cm.options.wholeLineUpdateBefore);
}
// Perform a change on the document data structure.
function updateDoc(doc, change, markedSpans, estimateHeight) {
function spansFor(n) {return markedSpans ? markedSpans[n] : null;}
function update(line, text, spans) {
updateLine(line, text, spans, estimateHeight);
signalLater(line, "change", line, change);
}
function linesFor(start, end) {
for (var i = start, result = []; i < end; ++i)
result.push(new Line(text[i], spansFor(i), estimateHeight));
return result;
}
var from = change.from, to = change.to, text = change.text;
var firstLine = getLine(doc, from.line), lastLine = getLine(doc, to.line);
var lastText = lst(text), lastSpans = spansFor(text.length - 1), nlines = to.line - from.line;
// Adjust the line structure
if (change.full) {
doc.insert(0, linesFor(0, text.length));
doc.remove(text.length, doc.size - text.length);
} else if (isWholeLineUpdate(doc, change)) {
// This is a whole-line replace. Treated specially to make
// sure line objects move the way they are supposed to.
var added = linesFor(0, text.length - 1);
update(lastLine, lastLine.text, lastSpans);
if (nlines) doc.remove(from.line, nlines);
if (added.length) doc.insert(from.line, added);
} else if (firstLine == lastLine) {
if (text.length == 1) {
update(firstLine, firstLine.text.slice(0, from.ch) + lastText + firstLine.text.slice(to.ch), lastSpans);
} else {
var added = linesFor(1, text.length - 1);
added.push(new Line(lastText + firstLine.text.slice(to.ch), lastSpans, estimateHeight));
update(firstLine, firstLine.text.slice(0, from.ch) + text[0], spansFor(0));
doc.insert(from.line + 1, added);
}
} else if (text.length == 1) {
update(firstLine, firstLine.text.slice(0, from.ch) + text[0] + lastLine.text.slice(to.ch), spansFor(0));
doc.remove(from.line + 1, nlines);
} else {
update(firstLine, firstLine.text.slice(0, from.ch) + text[0], spansFor(0));
update(lastLine, lastText + lastLine.text.slice(to.ch), lastSpans);
var added = linesFor(1, text.length - 1);
if (nlines > 1) doc.remove(from.line + 1, nlines - 1);
doc.insert(from.line + 1, added);
}
signalLater(doc, "change", doc, change);
}
// The document is represented as a BTree consisting of leaves, with
// chunk of lines in them, and branches, with up to ten leaves or
// other branch nodes below them. The top node is always a branch
// node, and is the document object itself (meaning it has
// additional methods and properties).
//
// All nodes have parent links. The tree is used both to go from
// line numbers to line objects, and to go from objects to numbers.
// It also indexes by height, and is used to convert between height
// and line object, and to find the total height of the document.
//
// See also http://marijnhaverbeke.nl/blog/codemirror-line-tree.html
function LeafChunk(lines) {
this.lines = lines;
this.parent = null;
for (var i = 0, height = 0; i < lines.length; ++i) {
lines[i].parent = this;
height += lines[i].height;
}
this.height = height;
}
LeafChunk.prototype = {
chunkSize: function() { return this.lines.length; },
// Remove the n lines at offset 'at'.
removeInner: function(at, n) {
for (var i = at, e = at + n; i < e; ++i) {
var line = this.lines[i];
this.height -= line.height;
cleanUpLine(line);
signalLater(line, "delete");
}
this.lines.splice(at, n);
},
// Helper used to collapse a small branch into a single leaf.
collapse: function(lines) {
lines.push.apply(lines, this.lines);
},
// Insert the given array of lines at offset 'at', count them as
// having the given height.
insertInner: function(at, lines, height) {
this.height += height;
this.lines = this.lines.slice(0, at).concat(lines).concat(this.lines.slice(at));
for (var i = 0; i < lines.length; ++i) lines[i].parent = this;
},
// Used to iterate over a part of the tree.
iterN: function(at, n, op) {
for (var e = at + n; at < e; ++at)
if (op(this.lines[at])) return true;
}
};
function BranchChunk(children) {
this.children = children;
var size = 0, height = 0;
for (var i = 0; i < children.length; ++i) {
var ch = children[i];
size += ch.chunkSize(); height += ch.height;
ch.parent = this;
}
this.size = size;
this.height = height;
this.parent = null;
}
BranchChunk.prototype = {
chunkSize: function() { return this.size; },
removeInner: function(at, n) {
this.size -= n;
for (var i = 0; i < this.children.length; ++i) {
var child = this.children[i], sz = child.chunkSize();
if (at < sz) {
var rm = Math.min(n, sz - at), oldHeight = child.height;
child.removeInner(at, rm);
this.height -= oldHeight - child.height;
if (sz == rm) { this.children.splice(i--, 1); child.parent = null; }
if ((n -= rm) == 0) break;
at = 0;
} else at -= sz;
}
// If the result is smaller than 25 lines, ensure that it is a
// single leaf node.
if (this.size - n < 25 &&
(this.children.length > 1 || !(this.children[0] instanceof LeafChunk))) {
var lines = [];
this.collapse(lines);
this.children = [new LeafChunk(lines)];
this.children[0].parent = this;
}
},
collapse: function(lines) {
for (var i = 0; i < this.children.length; ++i) this.children[i].collapse(lines);
},
insertInner: function(at, lines, height) {
this.size += lines.length;
this.height += height;
for (var i = 0; i < this.children.length; ++i) {
var child = this.children[i], sz = child.chunkSize();
if (at <= sz) {
child.insertInner(at, lines, height);
if (child.lines && child.lines.length > 50) {
// To avoid memory thrashing when child.lines is huge (e.g. first view of a large file), it's never spliced.
// Instead, small slices are taken. They're taken in order because sequential memory accesses are fastest.
var remaining = child.lines.length % 25 + 25
for (var pos = remaining; pos < child.lines.length;) {
var leaf = new LeafChunk(child.lines.slice(pos, pos += 25));
child.height -= leaf.height;
this.children.splice(++i, 0, leaf);
leaf.parent = this;
}
child.lines = child.lines.slice(0, remaining);
this.maybeSpill();
}
break;
}
at -= sz;
}
},
// When a node has grown, check whether it should be split.
maybeSpill: function() {
if (this.children.length <= 10) return;
var me = this;
do {
var spilled = me.children.splice(me.children.length - 5, 5);
var sibling = new BranchChunk(spilled);
if (!me.parent) { // Become the parent node
var copy = new BranchChunk(me.children);
copy.parent = me;
me.children = [copy, sibling];
me = copy;
} else {
me.size -= sibling.size;
me.height -= sibling.height;
var myIndex = indexOf(me.parent.children, me);
me.parent.children.splice(myIndex + 1, 0, sibling);
}
sibling.parent = me.parent;
} while (me.children.length > 10);
me.parent.maybeSpill();
},
iterN: function(at, n, op) {
for (var i = 0; i < this.children.length; ++i) {
var child = this.children[i], sz = child.chunkSize();
if (at < sz) {
var used = Math.min(n, sz - at);
if (child.iterN(at, used, op)) return true;
if ((n -= used) == 0) break;
at = 0;
} else at -= sz;
}
}
};
var nextDocId = 0;
var Doc = CodeMirror.Doc = function(text, mode, firstLine, lineSep) {
if (!(this instanceof Doc)) return new Doc(text, mode, firstLine, lineSep);
if (firstLine == null) firstLine = 0;
BranchChunk.call(this, [new LeafChunk([new Line("", null)])]);
this.first = firstLine;
this.scrollTop = this.scrollLeft = 0;
this.cantEdit = false;
this.cleanGeneration = 1;
this.frontier = firstLine;
var start = Pos(firstLine, 0);
this.sel = simpleSelection(start);
this.history = new History(null);
this.id = ++nextDocId;
this.modeOption = mode;
this.lineSep = lineSep;
this.extend = false;
if (typeof text == "string") text = this.splitLines(text);
updateDoc(this, {from: start, to: start, text: text});
setSelection(this, simpleSelection(start), sel_dontScroll);
};
Doc.prototype = createObj(BranchChunk.prototype, {
constructor: Doc,
// Iterate over the document. Supports two forms -- with only one
// argument, it calls that for each line in the document. With
// three, it iterates over the range given by the first two (with
// the second being non-inclusive).
iter: function(from, to, op) {
if (op) this.iterN(from - this.first, to - from, op);
else this.iterN(this.first, this.first + this.size, from);
},
// Non-public interface for adding and removing lines.
insert: function(at, lines) {
var height = 0;
for (var i = 0; i < lines.length; ++i) height += lines[i].height;
this.insertInner(at - this.first, lines, height);
},
remove: function(at, n) { this.removeInner(at - this.first, n); },
// From here, the methods are part of the public interface. Most
// are also available from CodeMirror (editor) instances.
getValue: function(lineSep) {
var lines = getLines(this, this.first, this.first + this.size);
if (lineSep === false) return lines;
return lines.join(lineSep || this.lineSeparator());
},
setValue: docMethodOp(function(code) {
var top = Pos(this.first, 0), last = this.first + this.size - 1;
makeChange(this, {from: top, to: Pos(last, getLine(this, last).text.length),
text: this.splitLines(code), origin: "setValue", full: true}, true);
setSelection(this, simpleSelection(top));
}),
replaceRange: function(code, from, to, origin) {
from = clipPos(this, from);
to = to ? clipPos(this, to) : from;
replaceRange(this, code, from, to, origin);
},
getRange: function(from, to, lineSep) {
var lines = getBetween(this, clipPos(this, from), clipPos(this, to));
if (lineSep === false) return lines;
return lines.join(lineSep || this.lineSeparator());
},
getLine: function(line) {var l = this.getLineHandle(line); return l && l.text;},
getLineHandle: function(line) {if (isLine(this, line)) return getLine(this, line);},
getLineNumber: function(line) {return lineNo(line);},
getLineHandleVisualStart: function(line) {
if (typeof line == "number") line = getLine(this, line);
return visualLine(line);
},
lineCount: function() {return this.size;},
firstLine: function() {return this.first;},
lastLine: function() {return this.first + this.size - 1;},
clipPos: function(pos) {return clipPos(this, pos);},
getCursor: function(start) {
var range = this.sel.primary(), pos;
if (start == null || start == "head") pos = range.head;
else if (start == "anchor") pos = range.anchor;
else if (start == "end" || start == "to" || start === false) pos = range.to();
else pos = range.from();
return pos;
},
listSelections: function() { return this.sel.ranges; },
somethingSelected: function() {return this.sel.somethingSelected();},
setCursor: docMethodOp(function(line, ch, options) {
setSimpleSelection(this, clipPos(this, typeof line == "number" ? Pos(line, ch || 0) : line), null, options);
}),
setSelection: docMethodOp(function(anchor, head, options) {
setSimpleSelection(this, clipPos(this, anchor), clipPos(this, head || anchor), options);
}),
extendSelection: docMethodOp(function(head, other, options) {
extendSelection(this, clipPos(this, head), other && clipPos(this, other), options);
}),
extendSelections: docMethodOp(function(heads, options) {
extendSelections(this, clipPosArray(this, heads), options);
}),
extendSelectionsBy: docMethodOp(function(f, options) {
var heads = map(this.sel.ranges, f);
extendSelections(this, clipPosArray(this, heads), options);
}),
setSelections: docMethodOp(function(ranges, primary, options) {
if (!ranges.length) return;
for (var i = 0, out = []; i < ranges.length; i++)
out[i] = new Range(clipPos(this, ranges[i].anchor),
clipPos(this, ranges[i].head));
if (primary == null) primary = Math.min(ranges.length - 1, this.sel.primIndex);
setSelection(this, normalizeSelection(out, primary), options);
}),
addSelection: docMethodOp(function(anchor, head, options) {
var ranges = this.sel.ranges.slice(0);
ranges.push(new Range(clipPos(this, anchor), clipPos(this, head || anchor)));
setSelection(this, normalizeSelection(ranges, ranges.length - 1), options);
}),
getSelection: function(lineSep) {
var ranges = this.sel.ranges, lines;
for (var i = 0; i < ranges.length; i++) {
var sel = getBetween(this, ranges[i].from(), ranges[i].to());
lines = lines ? lines.concat(sel) : sel;
}
if (lineSep === false) return lines;
else return lines.join(lineSep || this.lineSeparator());
},
getSelections: function(lineSep) {
var parts = [], ranges = this.sel.ranges;
for (var i = 0; i < ranges.length; i++) {
var sel = getBetween(this, ranges[i].from(), ranges[i].to());
if (lineSep !== false) sel = sel.join(lineSep || this.lineSeparator());
parts[i] = sel;
}
return parts;
},
replaceSelection: function(code, collapse, origin) {
var dup = [];
for (var i = 0; i < this.sel.ranges.length; i++)
dup[i] = code;
this.replaceSelections(dup, collapse, origin || "+input");
},
replaceSelections: docMethodOp(function(code, collapse, origin) {
var changes = [], sel = this.sel;
for (var i = 0; i < sel.ranges.length; i++) {
var range = sel.ranges[i];
changes[i] = {from: range.from(), to: range.to(), text: this.splitLines(code[i]), origin: origin};
}
var newSel = collapse && collapse != "end" && computeReplacedSel(this, changes, collapse);
for (var i = changes.length - 1; i >= 0; i--)
makeChange(this, changes[i]);
if (newSel) setSelectionReplaceHistory(this, newSel);
else if (this.cm) ensureCursorVisible(this.cm);
}),
undo: docMethodOp(function() {makeChangeFromHistory(this, "undo");}),
redo: docMethodOp(function() {makeChangeFromHistory(this, "redo");}),
undoSelection: docMethodOp(function() {makeChangeFromHistory(this, "undo", true);}),
redoSelection: docMethodOp(function() {makeChangeFromHistory(this, "redo", true);}),
setExtending: function(val) {this.extend = val;},
getExtending: function() {return this.extend;},
historySize: function() {
var hist = this.history, done = 0, undone = 0;
for (var i = 0; i < hist.done.length; i++) if (!hist.done[i].ranges) ++done;
for (var i = 0; i < hist.undone.length; i++) if (!hist.undone[i].ranges) ++undone;
return {undo: done, redo: undone};
},
clearHistory: function() {this.history = new History(this.history.maxGeneration);},
markClean: function() {
this.cleanGeneration = this.changeGeneration(true);
},
changeGeneration: function(forceSplit) {
if (forceSplit)
this.history.lastOp = this.history.lastSelOp = this.history.lastOrigin = null;
return this.history.generation;
},
isClean: function (gen) {
return this.history.generation == (gen || this.cleanGeneration);
},
getHistory: function() {
return {done: copyHistoryArray(this.history.done),
undone: copyHistoryArray(this.history.undone)};
},
setHistory: function(histData) {
var hist = this.history = new History(this.history.maxGeneration);
hist.done = copyHistoryArray(histData.done.slice(0), null, true);
hist.undone = copyHistoryArray(histData.undone.slice(0), null, true);
},
addLineClass: docMethodOp(function(handle, where, cls) {
return changeLine(this, handle, where == "gutter" ? "gutter" : "class", function(line) {
var prop = where == "text" ? "textClass"
: where == "background" ? "bgClass"
: where == "gutter" ? "gutterClass" : "wrapClass";
if (!line[prop]) line[prop] = cls;
else if (classTest(cls).test(line[prop])) return false;
else line[prop] += " " + cls;
return true;
});
}),
removeLineClass: docMethodOp(function(handle, where, cls) {
return changeLine(this, handle, where == "gutter" ? "gutter" : "class", function(line) {
var prop = where == "text" ? "textClass"
: where == "background" ? "bgClass"
: where == "gutter" ? "gutterClass" : "wrapClass";
var cur = line[prop];
if (!cur) return false;
else if (cls == null) line[prop] = null;
else {
var found = cur.match(classTest(cls));
if (!found) return false;
var end = found.index + found[0].length;
line[prop] = cur.slice(0, found.index) + (!found.index || end == cur.length ? "" : " ") + cur.slice(end) || null;
}
return true;
});
}),
addLineWidget: docMethodOp(function(handle, node, options) {
return addLineWidget(this, handle, node, options);
}),
removeLineWidget: function(widget) { widget.clear(); },
markText: function(from, to, options) {
return markText(this, clipPos(this, from), clipPos(this, to), options, options && options.type || "range");
},
setBookmark: function(pos, options) {
var realOpts = {replacedWith: options && (options.nodeType == null ? options.widget : options),
insertLeft: options && options.insertLeft,
clearWhenEmpty: false, shared: options && options.shared,
handleMouseEvents: options && options.handleMouseEvents};
pos = clipPos(this, pos);
return markText(this, pos, pos, realOpts, "bookmark");
},
findMarksAt: function(pos) {
pos = clipPos(this, pos);
var markers = [], spans = getLine(this, pos.line).markedSpans;
if (spans) for (var i = 0; i < spans.length; ++i) {
var span = spans[i];
if ((span.from == null || span.from <= pos.ch) &&
(span.to == null || span.to >= pos.ch))
markers.push(span.marker.parent || span.marker);
}
return markers;
},
findMarks: function(from, to, filter) {
from = clipPos(this, from); to = clipPos(this, to);
var found = [], lineNo = from.line;
this.iter(from.line, to.line + 1, function(line) {
var spans = line.markedSpans;
if (spans) for (var i = 0; i < spans.length; i++) {
var span = spans[i];
if (!(span.to != null && lineNo == from.line && from.ch >= span.to ||
span.from == null && lineNo != from.line ||
span.from != null && lineNo == to.line && span.from >= to.ch) &&
(!filter || filter(span.marker)))
found.push(span.marker.parent || span.marker);
}
++lineNo;
});
return found;
},
getAllMarks: function() {
var markers = [];
this.iter(function(line) {
var sps = line.markedSpans;
if (sps) for (var i = 0; i < sps.length; ++i)
if (sps[i].from != null) markers.push(sps[i].marker);
});
return markers;
},
posFromIndex: function(off) {
var ch, lineNo = this.first, sepSize = this.lineSeparator().length;
this.iter(function(line) {
var sz = line.text.length + sepSize;
if (sz > off) { ch = off; return true; }
off -= sz;
++lineNo;
});
return clipPos(this, Pos(lineNo, ch));
},
indexFromPos: function (coords) {
coords = clipPos(this, coords);
var index = coords.ch;
if (coords.line < this.first || coords.ch < 0) return 0;
var sepSize = this.lineSeparator().length;
this.iter(this.first, coords.line, function (line) {
index += line.text.length + sepSize;
});
return index;
},
copy: function(copyHistory) {
var doc = new Doc(getLines(this, this.first, this.first + this.size),
this.modeOption, this.first, this.lineSep);
doc.scrollTop = this.scrollTop; doc.scrollLeft = this.scrollLeft;
doc.sel = this.sel;
doc.extend = false;
if (copyHistory) {
doc.history.undoDepth = this.history.undoDepth;
doc.setHistory(this.getHistory());
}
return doc;
},
linkedDoc: function(options) {
if (!options) options = {};
var from = this.first, to = this.first + this.size;
if (options.from != null && options.from > from) from = options.from;
if (options.to != null && options.to < to) to = options.to;
var copy = new Doc(getLines(this, from, to), options.mode || this.modeOption, from, this.lineSep);
if (options.sharedHist) copy.history = this.history;
(this.linked || (this.linked = [])).push({doc: copy, sharedHist: options.sharedHist});
copy.linked = [{doc: this, isParent: true, sharedHist: options.sharedHist}];
copySharedMarkers(copy, findSharedMarkers(this));
return copy;
},
unlinkDoc: function(other) {
if (other instanceof CodeMirror) other = other.doc;
if (this.linked) for (var i = 0; i < this.linked.length; ++i) {
var link = this.linked[i];
if (link.doc != other) continue;
this.linked.splice(i, 1);
other.unlinkDoc(this);
detachSharedMarkers(findSharedMarkers(this));
break;
}
// If the histories were shared, split them again
if (other.history == this.history) {
var splitIds = [other.id];
linkedDocs(other, function(doc) {splitIds.push(doc.id);}, true);
other.history = new History(null);
other.history.done = copyHistoryArray(this.history.done, splitIds);
other.history.undone = copyHistoryArray(this.history.undone, splitIds);
}
},
iterLinkedDocs: function(f) {linkedDocs(this, f);},
getMode: function() {return this.mode;},
getEditor: function() {return this.cm;},
splitLines: function(str) {
if (this.lineSep) return str.split(this.lineSep);
return splitLinesAuto(str);
},
lineSeparator: function() { return this.lineSep || "\n"; }
});
// Public alias.
Doc.prototype.eachLine = Doc.prototype.iter;
// Set up methods on CodeMirror's prototype to redirect to the editor's document.
var dontDelegate = "iter insert remove copy getEditor constructor".split(" ");
for (var prop in Doc.prototype) if (Doc.prototype.hasOwnProperty(prop) && indexOf(dontDelegate, prop) < 0)
CodeMirror.prototype[prop] = (function(method) {
return function() {return method.apply(this.doc, arguments);};
})(Doc.prototype[prop]);
eventMixin(Doc);
// Call f for all linked documents.
function linkedDocs(doc, f, sharedHistOnly) {
function propagate(doc, skip, sharedHist) {
if (doc.linked) for (var i = 0; i < doc.linked.length; ++i) {
var rel = doc.linked[i];
if (rel.doc == skip) continue;
var shared = sharedHist && rel.sharedHist;
if (sharedHistOnly && !shared) continue;
f(rel.doc, shared);
propagate(rel.doc, doc, shared);
}
}
propagate(doc, null, true);
}
// Attach a document to an editor.
function attachDoc(cm, doc) {
if (doc.cm) throw new Error("This document is already in use.");
cm.doc = doc;
doc.cm = cm;
estimateLineHeights(cm);
loadMode(cm);
if (!cm.options.lineWrapping) findMaxLine(cm);
cm.options.mode = doc.modeOption;
regChange(cm);
}
// LINE UTILITIES
// Find the line object corresponding to the given line number.
function getLine(doc, n) {
n -= doc.first;
if (n < 0 || n >= doc.size) throw new Error("There is no line " + (n + doc.first) + " in the document.");
for (var chunk = doc; !chunk.lines;) {
for (var i = 0;; ++i) {
var child = chunk.children[i], sz = child.chunkSize();
if (n < sz) { chunk = child; break; }
n -= sz;
}
}
return chunk.lines[n];
}
// Get the part of a document between two positions, as an array of
// strings.
function getBetween(doc, start, end) {
var out = [], n = start.line;
doc.iter(start.line, end.line + 1, function(line) {
var text = line.text;
if (n == end.line) text = text.slice(0, end.ch);
if (n == start.line) text = text.slice(start.ch);
out.push(text);
++n;
});
return out;
}
// Get the lines between from and to, as array of strings.
function getLines(doc, from, to) {
var out = [];
doc.iter(from, to, function(line) { out.push(line.text); });
return out;
}
// Update the height of a line, propagating the height change
// upwards to parent nodes.
function updateLineHeight(line, height) {
var diff = height - line.height;
if (diff) for (var n = line; n; n = n.parent) n.height += diff;
}
// Given a line object, find its line number by walking up through
// its parent links.
function lineNo(line) {
if (line.parent == null) return null;
var cur = line.parent, no = indexOf(cur.lines, line);
for (var chunk = cur.parent; chunk; cur = chunk, chunk = chunk.parent) {
for (var i = 0;; ++i) {
if (chunk.children[i] == cur) break;
no += chunk.children[i].chunkSize();
}
}
return no + cur.first;
}
// Find the line at the given vertical position, using the height
// information in the document tree.
function lineAtHeight(chunk, h) {
var n = chunk.first;
outer: do {
for (var i = 0; i < chunk.children.length; ++i) {
var child = chunk.children[i], ch = child.height;
if (h < ch) { chunk = child; continue outer; }
h -= ch;
n += child.chunkSize();
}
return n;
} while (!chunk.lines);
for (var i = 0; i < chunk.lines.length; ++i) {
var line = chunk.lines[i], lh = line.height;
if (h < lh) break;
h -= lh;
}
return n + i;
}
// Find the height above the given line.
function heightAtLine(lineObj) {
lineObj = visualLine(lineObj);
var h = 0, chunk = lineObj.parent;
for (var i = 0; i < chunk.lines.length; ++i) {
var line = chunk.lines[i];
if (line == lineObj) break;
else h += line.height;
}
for (var p = chunk.parent; p; chunk = p, p = chunk.parent) {
for (var i = 0; i < p.children.length; ++i) {
var cur = p.children[i];
if (cur == chunk) break;
else h += cur.height;
}
}
return h;
}
// Get the bidi ordering for the given line (and cache it). Returns
// false for lines that are fully left-to-right, and an array of
// BidiSpan objects otherwise.
function getOrder(line) {
var order = line.order;
if (order == null) order = line.order = bidiOrdering(line.text);
return order;
}
// HISTORY
function History(startGen) {
// Arrays of change events and selections. Doing something adds an
// event to done and clears undo. Undoing moves events from done
// to undone, redoing moves them in the other direction.
this.done = []; this.undone = [];
this.undoDepth = Infinity;
// Used to track when changes can be merged into a single undo
// event
this.lastModTime = this.lastSelTime = 0;
this.lastOp = this.lastSelOp = null;
this.lastOrigin = this.lastSelOrigin = null;
// Used by the isClean() method
this.generation = this.maxGeneration = startGen || 1;
}
// Create a history change event from an updateDoc-style change
// object.
function historyChangeFromChange(doc, change) {
var histChange = {from: copyPos(change.from), to: changeEnd(change), text: getBetween(doc, change.from, change.to)};
attachLocalSpans(doc, histChange, change.from.line, change.to.line + 1);
linkedDocs(doc, function(doc) {attachLocalSpans(doc, histChange, change.from.line, change.to.line + 1);}, true);
return histChange;
}
// Pop all selection events off the end of a history array. Stop at
// a change event.
function clearSelectionEvents(array) {
while (array.length) {
var last = lst(array);
if (last.ranges) array.pop();
else break;
}
}
// Find the top change event in the history. Pop off selection
// events that are in the way.
function lastChangeEvent(hist, force) {
if (force) {
clearSelectionEvents(hist.done);
return lst(hist.done);
} else if (hist.done.length && !lst(hist.done).ranges) {
return lst(hist.done);
} else if (hist.done.length > 1 && !hist.done[hist.done.length - 2].ranges) {
hist.done.pop();
return lst(hist.done);
}
}
// Register a change in the history. Merges changes that are within
// a single operation, ore are close together with an origin that
// allows merging (starting with "+") into a single event.
function addChangeToHistory(doc, change, selAfter, opId) {
var hist = doc.history;
hist.undone.length = 0;
var time = +new Date, cur;
if ((hist.lastOp == opId ||
hist.lastOrigin == change.origin && change.origin &&
((change.origin.charAt(0) == "+" && doc.cm && hist.lastModTime > time - doc.cm.options.historyEventDelay) ||
change.origin.charAt(0) == "*")) &&
(cur = lastChangeEvent(hist, hist.lastOp == opId))) {
// Merge this change into the last event
var last = lst(cur.changes);
if (cmp(change.from, change.to) == 0 && cmp(change.from, last.to) == 0) {
// Optimized case for simple insertion -- don't want to add
// new changesets for every character typed
last.to = changeEnd(change);
} else {
// Add new sub-event
cur.changes.push(historyChangeFromChange(doc, change));
}
} else {
// Can not be merged, start a new event.
var before = lst(hist.done);
if (!before || !before.ranges)
pushSelectionToHistory(doc.sel, hist.done);
cur = {changes: [historyChangeFromChange(doc, change)],
generation: hist.generation};
hist.done.push(cur);
while (hist.done.length > hist.undoDepth) {
hist.done.shift();
if (!hist.done[0].ranges) hist.done.shift();
}
}
hist.done.push(selAfter);
hist.generation = ++hist.maxGeneration;
hist.lastModTime = hist.lastSelTime = time;
hist.lastOp = hist.lastSelOp = opId;
hist.lastOrigin = hist.lastSelOrigin = change.origin;
if (!last) signal(doc, "historyAdded");
}
function selectionEventCanBeMerged(doc, origin, prev, sel) {
var ch = origin.charAt(0);
return ch == "*" ||
ch == "+" &&
prev.ranges.length == sel.ranges.length &&
prev.somethingSelected() == sel.somethingSelected() &&
new Date - doc.history.lastSelTime <= (doc.cm ? doc.cm.options.historyEventDelay : 500);
}
// Called whenever the selection changes, sets the new selection as
// the pending selection in the history, and pushes the old pending
// selection into the 'done' array when it was significantly
// different (in number of selected ranges, emptiness, or time).
function addSelectionToHistory(doc, sel, opId, options) {
var hist = doc.history, origin = options && options.origin;
// A new event is started when the previous origin does not match
// the current, or the origins don't allow matching. Origins
// starting with * are always merged, those starting with + are
// merged when similar and close together in time.
if (opId == hist.lastSelOp ||
(origin && hist.lastSelOrigin == origin &&
(hist.lastModTime == hist.lastSelTime && hist.lastOrigin == origin ||
selectionEventCanBeMerged(doc, origin, lst(hist.done), sel))))
hist.done[hist.done.length - 1] = sel;
else
pushSelectionToHistory(sel, hist.done);
hist.lastSelTime = +new Date;
hist.lastSelOrigin = origin;
hist.lastSelOp = opId;
if (options && options.clearRedo !== false)
clearSelectionEvents(hist.undone);
}
function pushSelectionToHistory(sel, dest) {
var top = lst(dest);
if (!(top && top.ranges && top.equals(sel)))
dest.push(sel);
}
// Used to store marked span information in the history.
function attachLocalSpans(doc, change, from, to) {
var existing = change["spans_" + doc.id], n = 0;
doc.iter(Math.max(doc.first, from), Math.min(doc.first + doc.size, to), function(line) {
if (line.markedSpans)
(existing || (existing = change["spans_" + doc.id] = {}))[n] = line.markedSpans;
++n;
});
}
// When un/re-doing restores text containing marked spans, those
// that have been explicitly cleared should not be restored.
function removeClearedSpans(spans) {
if (!spans) return null;
for (var i = 0, out; i < spans.length; ++i) {
if (spans[i].marker.explicitlyCleared) { if (!out) out = spans.slice(0, i); }
else if (out) out.push(spans[i]);
}
return !out ? spans : out.length ? out : null;
}
// Retrieve and filter the old marked spans stored in a change event.
function getOldSpans(doc, change) {
var found = change["spans_" + doc.id];
if (!found) return null;
for (var i = 0, nw = []; i < change.text.length; ++i)
nw.push(removeClearedSpans(found[i]));
return nw;
}
// Used both to provide a JSON-safe object in .getHistory, and, when
// detaching a document, to split the history in two
function copyHistoryArray(events, newGroup, instantiateSel) {
for (var i = 0, copy = []; i < events.length; ++i) {
var event = events[i];
if (event.ranges) {
copy.push(instantiateSel ? Selection.prototype.deepCopy.call(event) : event);
continue;
}
var changes = event.changes, newChanges = [];
copy.push({changes: newChanges});
for (var j = 0; j < changes.length; ++j) {
var change = changes[j], m;
newChanges.push({from: change.from, to: change.to, text: change.text});
if (newGroup) for (var prop in change) if (m = prop.match(/^spans_(\d+)$/)) {
if (indexOf(newGroup, Number(m[1])) > -1) {
lst(newChanges)[prop] = change[prop];
delete change[prop];
}
}
}
}
return copy;
}
// Rebasing/resetting history to deal with externally-sourced changes
function rebaseHistSelSingle(pos, from, to, diff) {
if (to < pos.line) {
pos.line += diff;
} else if (from < pos.line) {
pos.line = from;
pos.ch = 0;
}
}
// Tries to rebase an array of history events given a change in the
// document. If the change touches the same lines as the event, the
// event, and everything 'behind' it, is discarded. If the change is
// before the event, the event's positions are updated. Uses a
// copy-on-write scheme for the positions, to avoid having to
// reallocate them all on every rebase, but also avoid problems with
// shared position objects being unsafely updated.
function rebaseHistArray(array, from, to, diff) {
for (var i = 0; i < array.length; ++i) {
var sub = array[i], ok = true;
if (sub.ranges) {
if (!sub.copied) { sub = array[i] = sub.deepCopy(); sub.copied = true; }
for (var j = 0; j < sub.ranges.length; j++) {
rebaseHistSelSingle(sub.ranges[j].anchor, from, to, diff);
rebaseHistSelSingle(sub.ranges[j].head, from, to, diff);
}
continue;
}
for (var j = 0; j < sub.changes.length; ++j) {
var cur = sub.changes[j];
if (to < cur.from.line) {
cur.from = Pos(cur.from.line + diff, cur.from.ch);
cur.to = Pos(cur.to.line + diff, cur.to.ch);
} else if (from <= cur.to.line) {
ok = false;
break;
}
}
if (!ok) {
array.splice(0, i + 1);
i = 0;
}
}
}
function rebaseHist(hist, change) {
var from = change.from.line, to = change.to.line, diff = change.text.length - (to - from) - 1;
rebaseHistArray(hist.done, from, to, diff);
rebaseHistArray(hist.undone, from, to, diff);
}
// EVENT UTILITIES
// Due to the fact that we still support jurassic IE versions, some
// compatibility wrappers are needed.
var e_preventDefault = CodeMirror.e_preventDefault = function(e) {
if (e.preventDefault) e.preventDefault();
else e.returnValue = false;
};
var e_stopPropagation = CodeMirror.e_stopPropagation = function(e) {
if (e.stopPropagation) e.stopPropagation();
else e.cancelBubble = true;
};
function e_defaultPrevented(e) {
return e.defaultPrevented != null ? e.defaultPrevented : e.returnValue == false;
}
var e_stop = CodeMirror.e_stop = function(e) {e_preventDefault(e); e_stopPropagation(e);};
function e_target(e) {return e.target || e.srcElement;}
function e_button(e) {
var b = e.which;
if (b == null) {
if (e.button & 1) b = 1;
else if (e.button & 2) b = 3;
else if (e.button & 4) b = 2;
}
if (mac && e.ctrlKey && b == 1) b = 3;
return b;
}
// EVENT HANDLING
// Lightweight event framework. on/off also work on DOM nodes,
// registering native DOM handlers.
var on = CodeMirror.on = function(emitter, type, f) {
if (emitter.addEventListener)
emitter.addEventListener(type, f, false);
else if (emitter.attachEvent)
emitter.attachEvent("on" + type, f);
else {
var map = emitter._handlers || (emitter._handlers = {});
var arr = map[type] || (map[type] = []);
arr.push(f);
}
};
var noHandlers = []
function getHandlers(emitter, type, copy) {
var arr = emitter._handlers && emitter._handlers[type]
if (copy) return arr && arr.length > 0 ? arr.slice() : noHandlers
else return arr || noHandlers
}
var off = CodeMirror.off = function(emitter, type, f) {
if (emitter.removeEventListener)
emitter.removeEventListener(type, f, false);
else if (emitter.detachEvent)
emitter.detachEvent("on" + type, f);
else {
var handlers = getHandlers(emitter, type, false)
for (var i = 0; i < handlers.length; ++i)
if (handlers[i] == f) { handlers.splice(i, 1); break; }
}
};
var signal = CodeMirror.signal = function(emitter, type /*, values...*/) {
var handlers = getHandlers(emitter, type, true)
if (!handlers.length) return;
var args = Array.prototype.slice.call(arguments, 2);
for (var i = 0; i < handlers.length; ++i) handlers[i].apply(null, args);
};
var orphanDelayedCallbacks = null;
// Often, we want to signal events at a point where we are in the
// middle of some work, but don't want the handler to start calling
// other methods on the editor, which might be in an inconsistent
// state or simply not expect any other events to happen.
// signalLater looks whether there are any handlers, and schedules
// them to be executed when the last operation ends, or, if no
// operation is active, when a timeout fires.
function signalLater(emitter, type /*, values...*/) {
var arr = getHandlers(emitter, type, false)
if (!arr.length) return;
var args = Array.prototype.slice.call(arguments, 2), list;
if (operationGroup) {
list = operationGroup.delayedCallbacks;
} else if (orphanDelayedCallbacks) {
list = orphanDelayedCallbacks;
} else {
list = orphanDelayedCallbacks = [];
setTimeout(fireOrphanDelayed, 0);
}
function bnd(f) {return function(){f.apply(null, args);};};
for (var i = 0; i < arr.length; ++i)
list.push(bnd(arr[i]));
}
function fireOrphanDelayed() {
var delayed = orphanDelayedCallbacks;
orphanDelayedCallbacks = null;
for (var i = 0; i < delayed.length; ++i) delayed[i]();
}
// The DOM events that CodeMirror handles can be overridden by
// registering a (non-DOM) handler on the editor for the event name,
// and preventDefault-ing the event in that handler.
function signalDOMEvent(cm, e, override) {
if (typeof e == "string")
e = {type: e, preventDefault: function() { this.defaultPrevented = true; }};
signal(cm, override || e.type, cm, e);
return e_defaultPrevented(e) || e.codemirrorIgnore;
}
function signalCursorActivity(cm) {
var arr = cm._handlers && cm._handlers.cursorActivity;
if (!arr) return;
var set = cm.curOp.cursorActivityHandlers || (cm.curOp.cursorActivityHandlers = []);
for (var i = 0; i < arr.length; ++i) if (indexOf(set, arr[i]) == -1)
set.push(arr[i]);
}
function hasHandler(emitter, type) {
return getHandlers(emitter, type).length > 0
}
// Add on and off methods to a constructor's prototype, to make
// registering events on such objects more convenient.
function eventMixin(ctor) {
ctor.prototype.on = function(type, f) {on(this, type, f);};
ctor.prototype.off = function(type, f) {off(this, type, f);};
}
// MISC UTILITIES
// Number of pixels added to scroller and sizer to hide scrollbar
var scrollerGap = 30;
// Returned or thrown by various protocols to signal 'I'm not
// handling this'.
var Pass = CodeMirror.Pass = {toString: function(){return "CodeMirror.Pass";}};
// Reused option objects for setSelection & friends
var sel_dontScroll = {scroll: false}, sel_mouse = {origin: "*mouse"}, sel_move = {origin: "+move"};
function Delayed() {this.id = null;}
Delayed.prototype.set = function(ms, f) {
clearTimeout(this.id);
this.id = setTimeout(f, ms);
};
// Counts the column offset in a string, taking tabs into account.
// Used mostly to find indentation.
var countColumn = CodeMirror.countColumn = function(string, end, tabSize, startIndex, startValue) {
if (end == null) {
end = string.search(/[^\s\u00a0]/);
if (end == -1) end = string.length;
}
for (var i = startIndex || 0, n = startValue || 0;;) {
var nextTab = string.indexOf("\t", i);
if (nextTab < 0 || nextTab >= end)
return n + (end - i);
n += nextTab - i;
n += tabSize - (n % tabSize);
i = nextTab + 1;
}
};
// The inverse of countColumn -- find the offset that corresponds to
// a particular column.
var findColumn = CodeMirror.findColumn = function(string, goal, tabSize) {
for (var pos = 0, col = 0;;) {
var nextTab = string.indexOf("\t", pos);
if (nextTab == -1) nextTab = string.length;
var skipped = nextTab - pos;
if (nextTab == string.length || col + skipped >= goal)
return pos + Math.min(skipped, goal - col);
col += nextTab - pos;
col += tabSize - (col % tabSize);
pos = nextTab + 1;
if (col >= goal) return pos;
}
}
var spaceStrs = [""];
function spaceStr(n) {
while (spaceStrs.length <= n)
spaceStrs.push(lst(spaceStrs) + " ");
return spaceStrs[n];
}
function lst(arr) { return arr[arr.length-1]; }
var selectInput = function(node) { node.select(); };
if (ios) // Mobile Safari apparently has a bug where select() is broken.
selectInput = function(node) { node.selectionStart = 0; node.selectionEnd = node.value.length; };
else if (ie) // Suppress mysterious IE10 errors
selectInput = function(node) { try { node.select(); } catch(_e) {} };
function indexOf(array, elt) {
for (var i = 0; i < array.length; ++i)
if (array[i] == elt) return i;
return -1;
}
function map(array, f) {
var out = [];
for (var i = 0; i < array.length; i++) out[i] = f(array[i], i);
return out;
}
function nothing() {}
function createObj(base, props) {
var inst;
if (Object.create) {
inst = Object.create(base);
} else {
nothing.prototype = base;
inst = new nothing();
}
if (props) copyObj(props, inst);
return inst;
};
function copyObj(obj, target, overwrite) {
if (!target) target = {};
for (var prop in obj)
if (obj.hasOwnProperty(prop) && (overwrite !== false || !target.hasOwnProperty(prop)))
target[prop] = obj[prop];
return target;
}
function bind(f) {
var args = Array.prototype.slice.call(arguments, 1);
return function(){return f.apply(null, args);};
}
var nonASCIISingleCaseWordChar = /[\u00df\u0587\u0590-\u05f4\u0600-\u06ff\u3040-\u309f\u30a0-\u30ff\u3400-\u4db5\u4e00-\u9fcc\uac00-\ud7af]/;
var isWordCharBasic = CodeMirror.isWordChar = function(ch) {
return /\w/.test(ch) || ch > "\x80" &&
(ch.toUpperCase() != ch.toLowerCase() || nonASCIISingleCaseWordChar.test(ch));
};
function isWordChar(ch, helper) {
if (!helper) return isWordCharBasic(ch);
if (helper.source.indexOf("\\w") > -1 && isWordCharBasic(ch)) return true;
return helper.test(ch);
}
function isEmpty(obj) {
for (var n in obj) if (obj.hasOwnProperty(n) && obj[n]) return false;
return true;
}
// Extending unicode characters. A series of a non-extending char +
// any number of extending chars is treated as a single unit as far
// as editing and measuring is concerned. This is not fully correct,
// since some scripts/fonts/browsers also treat other configurations
// of code points as a group.
var extendingChars = /[\u0300-\u036f\u0483-\u0489\u0591-\u05bd\u05bf\u05c1\u05c2\u05c4\u05c5\u05c7\u0610-\u061a\u064b-\u065e\u0670\u06d6-\u06dc\u06de-\u06e4\u06e7\u06e8\u06ea-\u06ed\u0711\u0730-\u074a\u07a6-\u07b0\u07eb-\u07f3\u0816-\u0819\u081b-\u0823\u0825-\u0827\u0829-\u082d\u0900-\u0902\u093c\u0941-\u0948\u094d\u0951-\u0955\u0962\u0963\u0981\u09bc\u09be\u09c1-\u09c4\u09cd\u09d7\u09e2\u09e3\u0a01\u0a02\u0a3c\u0a41\u0a42\u0a47\u0a48\u0a4b-\u0a4d\u0a51\u0a70\u0a71\u0a75\u0a81\u0a82\u0abc\u0ac1-\u0ac5\u0ac7\u0ac8\u0acd\u0ae2\u0ae3\u0b01\u0b3c\u0b3e\u0b3f\u0b41-\u0b44\u0b4d\u0b56\u0b57\u0b62\u0b63\u0b82\u0bbe\u0bc0\u0bcd\u0bd7\u0c3e-\u0c40\u0c46-\u0c48\u0c4a-\u0c4d\u0c55\u0c56\u0c62\u0c63\u0cbc\u0cbf\u0cc2\u0cc6\u0ccc\u0ccd\u0cd5\u0cd6\u0ce2\u0ce3\u0d3e\u0d41-\u0d44\u0d4d\u0d57\u0d62\u0d63\u0dca\u0dcf\u0dd2-\u0dd4\u0dd6\u0ddf\u0e31\u0e34-\u0e3a\u0e47-\u0e4e\u0eb1\u0eb4-\u0eb9\u0ebb\u0ebc\u0ec8-\u0ecd\u0f18\u0f19\u0f35\u0f37\u0f39\u0f71-\u0f7e\u0f80-\u0f84\u0f86\u0f87\u0f90-\u0f97\u0f99-\u0fbc\u0fc6\u102d-\u1030\u1032-\u1037\u1039\u103a\u103d\u103e\u1058\u1059\u105e-\u1060\u1071-\u1074\u1082\u1085\u1086\u108d\u109d\u135f\u1712-\u1714\u1732-\u1734\u1752\u1753\u1772\u1773\u17b7-\u17bd\u17c6\u17c9-\u17d3\u17dd\u180b-\u180d\u18a9\u1920-\u1922\u1927\u1928\u1932\u1939-\u193b\u1a17\u1a18\u1a56\u1a58-\u1a5e\u1a60\u1a62\u1a65-\u1a6c\u1a73-\u1a7c\u1a7f\u1b00-\u1b03\u1b34\u1b36-\u1b3a\u1b3c\u1b42\u1b6b-\u1b73\u1b80\u1b81\u1ba2-\u1ba5\u1ba8\u1ba9\u1c2c-\u1c33\u1c36\u1c37\u1cd0-\u1cd2\u1cd4-\u1ce0\u1ce2-\u1ce8\u1ced\u1dc0-\u1de6\u1dfd-\u1dff\u200c\u200d\u20d0-\u20f0\u2cef-\u2cf1\u2de0-\u2dff\u302a-\u302f\u3099\u309a\ua66f-\ua672\ua67c\ua67d\ua6f0\ua6f1\ua802\ua806\ua80b\ua825\ua826\ua8c4\ua8e0-\ua8f1\ua926-\ua92d\ua947-\ua951\ua980-\ua982\ua9b3\ua9b6-\ua9b9\ua9bc\uaa29-\uaa2e\uaa31\uaa32\uaa35\uaa36\uaa43\uaa4c\uaab0\uaab2-\uaab4\uaab7\uaab8\uaabe\uaabf\uaac1\uabe5\uabe8\uabed\udc00-\udfff\ufb1e\ufe00-\ufe0f\ufe20-\ufe26\uff9e\uff9f]/;
function isExtendingChar(ch) { return ch.charCodeAt(0) >= 768 && extendingChars.test(ch); }
// DOM UTILITIES
function elt(tag, content, className, style) {
var e = document.createElement(tag);
if (className) e.className = className;
if (style) e.style.cssText = style;
if (typeof content == "string") e.appendChild(document.createTextNode(content));
else if (content) for (var i = 0; i < content.length; ++i) e.appendChild(content[i]);
return e;
}
var range;
if (document.createRange) range = function(node, start, end, endNode) {
var r = document.createRange();
r.setEnd(endNode || node, end);
r.setStart(node, start);
return r;
};
else range = function(node, start, end) {
var r = document.body.createTextRange();
try { r.moveToElementText(node.parentNode); }
catch(e) { return r; }
r.collapse(true);
r.moveEnd("character", end);
r.moveStart("character", start);
return r;
};
function removeChildren(e) {
for (var count = e.childNodes.length; count > 0; --count)
e.removeChild(e.firstChild);
return e;
}
function removeChildrenAndAdd(parent, e) {
return removeChildren(parent).appendChild(e);
}
var contains = CodeMirror.contains = function(parent, child) {
if (child.nodeType == 3) // Android browser always returns false when child is a textnode
child = child.parentNode;
if (parent.contains)
return parent.contains(child);
do {
if (child.nodeType == 11) child = child.host;
if (child == parent) return true;
} while (child = child.parentNode);
};
function activeElt() {
var activeElement = document.activeElement;
while (activeElement && activeElement.root && activeElement.root.activeElement)
activeElement = activeElement.root.activeElement;
return activeElement;
}
// Older versions of IE throws unspecified error when touching
// document.activeElement in some cases (during loading, in iframe)
if (ie && ie_version < 11) activeElt = function() {
try { return document.activeElement; }
catch(e) { return document.body; }
};
function classTest(cls) { return new RegExp("(^|\\s)" + cls + "(?:$|\\s)\\s*"); }
var rmClass = CodeMirror.rmClass = function(node, cls) {
var current = node.className;
var match = classTest(cls).exec(current);
if (match) {
var after = current.slice(match.index + match[0].length);
node.className = current.slice(0, match.index) + (after ? match[1] + after : "");
}
};
var addClass = CodeMirror.addClass = function(node, cls) {
var current = node.className;
if (!classTest(cls).test(current)) node.className += (current ? " " : "") + cls;
};
function joinClasses(a, b) {
var as = a.split(" ");
for (var i = 0; i < as.length; i++)
if (as[i] && !classTest(as[i]).test(b)) b += " " + as[i];
return b;
}
// WINDOW-WIDE EVENTS
// These must be handled carefully, because naively registering a
// handler for each editor will cause the editors to never be
// garbage collected.
function forEachCodeMirror(f) {
if (!document.body.getElementsByClassName) return;
var byClass = document.body.getElementsByClassName("CodeMirror");
for (var i = 0; i < byClass.length; i++) {
var cm = byClass[i].CodeMirror;
if (cm) f(cm);
}
}
var globalsRegistered = false;
function ensureGlobalHandlers() {
if (globalsRegistered) return;
registerGlobalHandlers();
globalsRegistered = true;
}
function registerGlobalHandlers() {
// When the window resizes, we need to refresh active editors.
var resizeTimer;
on(window, "resize", function() {
if (resizeTimer == null) resizeTimer = setTimeout(function() {
resizeTimer = null;
forEachCodeMirror(onResize);
}, 100);
});
// When the window loses focus, we want to show the editor as blurred
on(window, "blur", function() {
forEachCodeMirror(onBlur);
});
}
// FEATURE DETECTION
// Detect drag-and-drop
var dragAndDrop = function() {
// There is *some* kind of drag-and-drop support in IE6-8, but I
// couldn't get it to work yet.
if (ie && ie_version < 9) return false;
var div = elt('div');
return "draggable" in div || "dragDrop" in div;
}();
var zwspSupported;
function zeroWidthElement(measure) {
if (zwspSupported == null) {
var test = elt("span", "\u200b");
removeChildrenAndAdd(measure, elt("span", [test, document.createTextNode("x")]));
if (measure.firstChild.offsetHeight != 0)
zwspSupported = test.offsetWidth <= 1 && test.offsetHeight > 2 && !(ie && ie_version < 8);
}
var node = zwspSupported ? elt("span", "\u200b") :
elt("span", "\u00a0", null, "display: inline-block; width: 1px; margin-right: -1px");
node.setAttribute("cm-text", "");
return node;
}
// Feature-detect IE's crummy client rect reporting for bidi text
var badBidiRects;
function hasBadBidiRects(measure) {
if (badBidiRects != null) return badBidiRects;
var txt = removeChildrenAndAdd(measure, document.createTextNode("A\u062eA"));
var r0 = range(txt, 0, 1).getBoundingClientRect();
if (!r0 || r0.left == r0.right) return false; // Safari returns null in some cases (#2780)
var r1 = range(txt, 1, 2).getBoundingClientRect();
return badBidiRects = (r1.right - r0.right < 3);
}
// See if "".split is the broken IE version, if so, provide an
// alternative way to split lines.
var splitLinesAuto = CodeMirror.splitLines = "\n\nb".split(/\n/).length != 3 ? function(string) {
var pos = 0, result = [], l = string.length;
while (pos <= l) {
var nl = string.indexOf("\n", pos);
if (nl == -1) nl = string.length;
var line = string.slice(pos, string.charAt(nl - 1) == "\r" ? nl - 1 : nl);
var rt = line.indexOf("\r");
if (rt != -1) {
result.push(line.slice(0, rt));
pos += rt + 1;
} else {
result.push(line);
pos = nl + 1;
}
}
return result;
} : function(string){return string.split(/\r\n?|\n/);};
var hasSelection = window.getSelection ? function(te) {
try { return te.selectionStart != te.selectionEnd; }
catch(e) { return false; }
} : function(te) {
try {var range = te.ownerDocument.selection.createRange();}
catch(e) {}
if (!range || range.parentElement() != te) return false;
return range.compareEndPoints("StartToEnd", range) != 0;
};
var hasCopyEvent = (function() {
var e = elt("div");
if ("oncopy" in e) return true;
e.setAttribute("oncopy", "return;");
return typeof e.oncopy == "function";
})();
var badZoomedRects = null;
function hasBadZoomedRects(measure) {
if (badZoomedRects != null) return badZoomedRects;
var node = removeChildrenAndAdd(measure, elt("span", "x"));
var normal = node.getBoundingClientRect();
var fromRange = range(node, 0, 1).getBoundingClientRect();
return badZoomedRects = Math.abs(normal.left - fromRange.left) > 1;
}
// KEY NAMES
var keyNames = CodeMirror.keyNames = {
3: "Enter", 8: "Backspace", 9: "Tab", 13: "Enter", 16: "Shift", 17: "Ctrl", 18: "Alt",
19: "Pause", 20: "CapsLock", 27: "Esc", 32: "Space", 33: "PageUp", 34: "PageDown", 35: "End",
36: "Home", 37: "Left", 38: "Up", 39: "Right", 40: "Down", 44: "PrintScrn", 45: "Insert",
46: "Delete", 59: ";", 61: "=", 91: "Mod", 92: "Mod", 93: "Mod",
106: "*", 107: "=", 109: "-", 110: ".", 111: "/", 127: "Delete",
173: "-", 186: ";", 187: "=", 188: ",", 189: "-", 190: ".", 191: "/", 192: "`", 219: "[", 220: "\\",
221: "]", 222: "'", 63232: "Up", 63233: "Down", 63234: "Left", 63235: "Right", 63272: "Delete",
63273: "Home", 63275: "End", 63276: "PageUp", 63277: "PageDown", 63302: "Insert"
};
(function() {
// Number keys
for (var i = 0; i < 10; i++) keyNames[i + 48] = keyNames[i + 96] = String(i);
// Alphabetic keys
for (var i = 65; i <= 90; i++) keyNames[i] = String.fromCharCode(i);
// Function keys
for (var i = 1; i <= 12; i++) keyNames[i + 111] = keyNames[i + 63235] = "F" + i;
})();
// BIDI HELPERS
function iterateBidiSections(order, from, to, f) {
if (!order) return f(from, to, "ltr");
var found = false;
for (var i = 0; i < order.length; ++i) {
var part = order[i];
if (part.from < to && part.to > from || from == to && part.to == from) {
f(Math.max(part.from, from), Math.min(part.to, to), part.level == 1 ? "rtl" : "ltr");
found = true;
}
}
if (!found) f(from, to, "ltr");
}
function bidiLeft(part) { return part.level % 2 ? part.to : part.from; }
function bidiRight(part) { return part.level % 2 ? part.from : part.to; }
function lineLeft(line) { var order = getOrder(line); return order ? bidiLeft(order[0]) : 0; }
function lineRight(line) {
var order = getOrder(line);
if (!order) return line.text.length;
return bidiRight(lst(order));
}
function lineStart(cm, lineN) {
var line = getLine(cm.doc, lineN);
var visual = visualLine(line);
if (visual != line) lineN = lineNo(visual);
var order = getOrder(visual);
var ch = !order ? 0 : order[0].level % 2 ? lineRight(visual) : lineLeft(visual);
return Pos(lineN, ch);
}
function lineEnd(cm, lineN) {
var merged, line = getLine(cm.doc, lineN);
while (merged = collapsedSpanAtEnd(line)) {
line = merged.find(1, true).line;
lineN = null;
}
var order = getOrder(line);
var ch = !order ? line.text.length : order[0].level % 2 ? lineLeft(line) : lineRight(line);
return Pos(lineN == null ? lineNo(line) : lineN, ch);
}
function lineStartSmart(cm, pos) {
var start = lineStart(cm, pos.line);
var line = getLine(cm.doc, start.line);
var order = getOrder(line);
if (!order || order[0].level == 0) {
var firstNonWS = Math.max(0, line.text.search(/\S/));
var inWS = pos.line == start.line && pos.ch <= firstNonWS && pos.ch;
return Pos(start.line, inWS ? 0 : firstNonWS);
}
return start;
}
function compareBidiLevel(order, a, b) {
var linedir = order[0].level;
if (a == linedir) return true;
if (b == linedir) return false;
return a < b;
}
var bidiOther;
function getBidiPartAt(order, pos) {
bidiOther = null;
for (var i = 0, found; i < order.length; ++i) {
var cur = order[i];
if (cur.from < pos && cur.to > pos) return i;
if ((cur.from == pos || cur.to == pos)) {
if (found == null) {
found = i;
} else if (compareBidiLevel(order, cur.level, order[found].level)) {
if (cur.from != cur.to) bidiOther = found;
return i;
} else {
if (cur.from != cur.to) bidiOther = i;
return found;
}
}
}
return found;
}
function moveInLine(line, pos, dir, byUnit) {
if (!byUnit) return pos + dir;
do pos += dir;
while (pos > 0 && isExtendingChar(line.text.charAt(pos)));
return pos;
}
// This is needed in order to move 'visually' through bi-directional
// text -- i.e., pressing left should make the cursor go left, even
// when in RTL text. The tricky part is the 'jumps', where RTL and
// LTR text touch each other. This often requires the cursor offset
// to move more than one unit, in order to visually move one unit.
function moveVisually(line, start, dir, byUnit) {
var bidi = getOrder(line);
if (!bidi) return moveLogically(line, start, dir, byUnit);
var pos = getBidiPartAt(bidi, start), part = bidi[pos];
var target = moveInLine(line, start, part.level % 2 ? -dir : dir, byUnit);
for (;;) {
if (target > part.from && target < part.to) return target;
if (target == part.from || target == part.to) {
if (getBidiPartAt(bidi, target) == pos) return target;
part = bidi[pos += dir];
return (dir > 0) == part.level % 2 ? part.to : part.from;
} else {
part = bidi[pos += dir];
if (!part) return null;
if ((dir > 0) == part.level % 2)
target = moveInLine(line, part.to, -1, byUnit);
else
target = moveInLine(line, part.from, 1, byUnit);
}
}
}
function moveLogically(line, start, dir, byUnit) {
var target = start + dir;
if (byUnit) while (target > 0 && isExtendingChar(line.text.charAt(target))) target += dir;
return target < 0 || target > line.text.length ? null : target;
}
// Bidirectional ordering algorithm
// See http://unicode.org/reports/tr9/tr9-13.html for the algorithm
// that this (partially) implements.
// One-char codes used for character types:
// L (L): Left-to-Right
// R (R): Right-to-Left
// r (AL): Right-to-Left Arabic
// 1 (EN): European Number
// + (ES): European Number Separator
// % (ET): European Number Terminator
// n (AN): Arabic Number
// , (CS): Common Number Separator
// m (NSM): Non-Spacing Mark
// b (BN): Boundary Neutral
// s (B): Paragraph Separator
// t (S): Segment Separator
// w (WS): Whitespace
// N (ON): Other Neutrals
// Returns null if characters are ordered as they appear
// (left-to-right), or an array of sections ({from, to, level}
// objects) in the order in which they occur visually.
var bidiOrdering = (function() {
// Character types for codepoints 0 to 0xff
var lowTypes = "bbbbbbbbbtstwsbbbbbbbbbbbbbbssstwNN%%%NNNNNN,N,N1111111111NNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNNNLLLLLLLLLLLLLLLLLLLLLLLLLLNNNNbbbbbbsbbbbbbbbbbbbbbbbbbbbbbbbbb,N%%%%NNNNLNNNNN%%11NLNNN1LNNNNNLLLLLLLLLLLLLLLLLLLLLLLNLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLLN";
// Character types for codepoints 0x600 to 0x6ff
var arabicTypes = "rrrrrrrrrrrr,rNNmmmmmmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmmmmmmmmrrrrrrrnnnnnnnnnn%nnrrrmrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrrmmmmmmmmmmmmmmmmmmmNmmmm";
function charType(code) {
if (code <= 0xf7) return lowTypes.charAt(code);
else if (0x590 <= code && code <= 0x5f4) return "R";
else if (0x600 <= code && code <= 0x6ed) return arabicTypes.charAt(code - 0x600);
else if (0x6ee <= code && code <= 0x8ac) return "r";
else if (0x2000 <= code && code <= 0x200b) return "w";
else if (code == 0x200c) return "b";
else return "L";
}
var bidiRE = /[\u0590-\u05f4\u0600-\u06ff\u0700-\u08ac]/;
var isNeutral = /[stwN]/, isStrong = /[LRr]/, countsAsLeft = /[Lb1n]/, countsAsNum = /[1n]/;
// Browsers seem to always treat the boundaries of block elements as being L.
var outerType = "L";
function BidiSpan(level, from, to) {
this.level = level;
this.from = from; this.to = to;
}
return function(str) {
if (!bidiRE.test(str)) return false;
var len = str.length, types = [];
for (var i = 0, type; i < len; ++i)
types.push(type = charType(str.charCodeAt(i)));
// W1. Examine each non-spacing mark (NSM) in the level run, and
// change the type of the NSM to the type of the previous
// character. If the NSM is at the start of the level run, it will
// get the type of sor.
for (var i = 0, prev = outerType; i < len; ++i) {
var type = types[i];
if (type == "m") types[i] = prev;
else prev = type;
}
// W2. Search backwards from each instance of a European number
// until the first strong type (R, L, AL, or sor) is found. If an
// AL is found, change the type of the European number to Arabic
// number.
// W3. Change all ALs to R.
for (var i = 0, cur = outerType; i < len; ++i) {
var type = types[i];
if (type == "1" && cur == "r") types[i] = "n";
else if (isStrong.test(type)) { cur = type; if (type == "r") types[i] = "R"; }
}
// W4. A single European separator between two European numbers
// changes to a European number. A single common separator between
// two numbers of the same type changes to that type.
for (var i = 1, prev = types[0]; i < len - 1; ++i) {
var type = types[i];
if (type == "+" && prev == "1" && types[i+1] == "1") types[i] = "1";
else if (type == "," && prev == types[i+1] &&
(prev == "1" || prev == "n")) types[i] = prev;
prev = type;
}
// W5. A sequence of European terminators adjacent to European
// numbers changes to all European numbers.
// W6. Otherwise, separators and terminators change to Other
// Neutral.
for (var i = 0; i < len; ++i) {
var type = types[i];
if (type == ",") types[i] = "N";
else if (type == "%") {
for (var end = i + 1; end < len && types[end] == "%"; ++end) {}
var replace = (i && types[i-1] == "!") || (end < len && types[end] == "1") ? "1" : "N";
for (var j = i; j < end; ++j) types[j] = replace;
i = end - 1;
}
}
// W7. Search backwards from each instance of a European number
// until the first strong type (R, L, or sor) is found. If an L is
// found, then change the type of the European number to L.
for (var i = 0, cur = outerType; i < len; ++i) {
var type = types[i];
if (cur == "L" && type == "1") types[i] = "L";
else if (isStrong.test(type)) cur = type;
}
// N1. A sequence of neutrals takes the direction of the
// surrounding strong text if the text on both sides has the same
// direction. European and Arabic numbers act as if they were R in
// terms of their influence on neutrals. Start-of-level-run (sor)
// and end-of-level-run (eor) are used at level run boundaries.
// N2. Any remaining neutrals take the embedding direction.
for (var i = 0; i < len; ++i) {
if (isNeutral.test(types[i])) {
for (var end = i + 1; end < len && isNeutral.test(types[end]); ++end) {}
var before = (i ? types[i-1] : outerType) == "L";
var after = (end < len ? types[end] : outerType) == "L";
var replace = before || after ? "L" : "R";
for (var j = i; j < end; ++j) types[j] = replace;
i = end - 1;
}
}
// Here we depart from the documented algorithm, in order to avoid
// building up an actual levels array. Since there are only three
// levels (0, 1, 2) in an implementation that doesn't take
// explicit embedding into account, we can build up the order on
// the fly, without following the level-based algorithm.
var order = [], m;
for (var i = 0; i < len;) {
if (countsAsLeft.test(types[i])) {
var start = i;
for (++i; i < len && countsAsLeft.test(types[i]); ++i) {}
order.push(new BidiSpan(0, start, i));
} else {
var pos = i, at = order.length;
for (++i; i < len && types[i] != "L"; ++i) {}
for (var j = pos; j < i;) {
if (countsAsNum.test(types[j])) {
if (pos < j) order.splice(at, 0, new BidiSpan(1, pos, j));
var nstart = j;
for (++j; j < i && countsAsNum.test(types[j]); ++j) {}
order.splice(at, 0, new BidiSpan(2, nstart, j));
pos = j;
} else ++j;
}
if (pos < i) order.splice(at, 0, new BidiSpan(1, pos, i));
}
}
if (order[0].level == 1 && (m = str.match(/^\s+/))) {
order[0].from = m[0].length;
order.unshift(new BidiSpan(0, 0, m[0].length));
}
if (lst(order).level == 1 && (m = str.match(/\s+$/))) {
lst(order).to -= m[0].length;
order.push(new BidiSpan(0, len - m[0].length, len));
}
if (order[0].level == 2)
order.unshift(new BidiSpan(1, order[0].to, order[0].to));
if (order[0].level != lst(order).level)
order.push(new BidiSpan(order[0].level, len, len));
return order;
};
})();
// THE END
CodeMirror.version = "5.16.0";
return CodeMirror;
});
/***/ },
/* 3 */
/***/ function(module, exports, __webpack_require__) {
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
(function(mod) {
if (true) // CommonJS
mod(__webpack_require__(2));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
var Pos = CodeMirror.Pos;
function SearchCursor(doc, query, pos, caseFold) {
this.atOccurrence = false; this.doc = doc;
if (caseFold == null && typeof query == "string") caseFold = false;
pos = pos ? doc.clipPos(pos) : Pos(0, 0);
this.pos = {from: pos, to: pos};
// The matches method is filled in based on the type of query.
// It takes a position and a direction, and returns an object
// describing the next occurrence of the query, or null if no
// more matches were found.
if (typeof query != "string") { // Regexp match
if (!query.global) query = new RegExp(query.source, query.ignoreCase ? "ig" : "g");
this.matches = function(reverse, pos) {
if (reverse) {
query.lastIndex = 0;
var line = doc.getLine(pos.line).slice(0, pos.ch), cutOff = 0, match, start;
for (;;) {
query.lastIndex = cutOff;
var newMatch = query.exec(line);
if (!newMatch) break;
match = newMatch;
start = match.index;
cutOff = match.index + (match[0].length || 1);
if (cutOff == line.length) break;
}
var matchLen = (match && match[0].length) || 0;
if (!matchLen) {
if (start == 0 && line.length == 0) {match = undefined;}
else if (start != doc.getLine(pos.line).length) {
matchLen++;
}
}
} else {
query.lastIndex = pos.ch;
var line = doc.getLine(pos.line), match = query.exec(line);
var matchLen = (match && match[0].length) || 0;
var start = match && match.index;
if (start + matchLen != line.length && !matchLen) matchLen = 1;
}
if (match && matchLen)
return {from: Pos(pos.line, start),
to: Pos(pos.line, start + matchLen),
match: match};
};
} else { // String query
var origQuery = query;
if (caseFold) query = query.toLowerCase();
var fold = caseFold ? function(str){return str.toLowerCase();} : function(str){return str;};
var target = query.split("\n");
// Different methods for single-line and multi-line queries
if (target.length == 1) {
if (!query.length) {
// Empty string would match anything and never progress, so
// we define it to match nothing instead.
this.matches = function() {};
} else {
this.matches = function(reverse, pos) {
if (reverse) {
var orig = doc.getLine(pos.line).slice(0, pos.ch), line = fold(orig);
var match = line.lastIndexOf(query);
if (match > -1) {
match = adjustPos(orig, line, match);
return {from: Pos(pos.line, match), to: Pos(pos.line, match + origQuery.length)};
}
} else {
var orig = doc.getLine(pos.line).slice(pos.ch), line = fold(orig);
var match = line.indexOf(query);
if (match > -1) {
match = adjustPos(orig, line, match) + pos.ch;
return {from: Pos(pos.line, match), to: Pos(pos.line, match + origQuery.length)};
}
}
};
}
} else {
var origTarget = origQuery.split("\n");
this.matches = function(reverse, pos) {
var last = target.length - 1;
if (reverse) {
if (pos.line - (target.length - 1) < doc.firstLine()) return;
if (fold(doc.getLine(pos.line).slice(0, origTarget[last].length)) != target[target.length - 1]) return;
var to = Pos(pos.line, origTarget[last].length);
for (var ln = pos.line - 1, i = last - 1; i >= 1; --i, --ln)
if (target[i] != fold(doc.getLine(ln))) return;
var line = doc.getLine(ln), cut = line.length - origTarget[0].length;
if (fold(line.slice(cut)) != target[0]) return;
return {from: Pos(ln, cut), to: to};
} else {
if (pos.line + (target.length - 1) > doc.lastLine()) return;
var line = doc.getLine(pos.line), cut = line.length - origTarget[0].length;
if (fold(line.slice(cut)) != target[0]) return;
var from = Pos(pos.line, cut);
for (var ln = pos.line + 1, i = 1; i < last; ++i, ++ln)
if (target[i] != fold(doc.getLine(ln))) return;
if (fold(doc.getLine(ln).slice(0, origTarget[last].length)) != target[last]) return;
return {from: from, to: Pos(ln, origTarget[last].length)};
}
};
}
}
}
SearchCursor.prototype = {
findNext: function() {return this.find(false);},
findPrevious: function() {return this.find(true);},
find: function(reverse) {
var self = this, pos = this.doc.clipPos(reverse ? this.pos.from : this.pos.to);
function savePosAndFail(line) {
var pos = Pos(line, 0);
self.pos = {from: pos, to: pos};
self.atOccurrence = false;
return false;
}
for (;;) {
if (this.pos = this.matches(reverse, pos)) {
this.atOccurrence = true;
return this.pos.match || true;
}
if (reverse) {
if (!pos.line) return savePosAndFail(0);
pos = Pos(pos.line-1, this.doc.getLine(pos.line-1).length);
}
else {
var maxLine = this.doc.lineCount();
if (pos.line == maxLine - 1) return savePosAndFail(maxLine);
pos = Pos(pos.line + 1, 0);
}
}
},
from: function() {if (this.atOccurrence) return this.pos.from;},
to: function() {if (this.atOccurrence) return this.pos.to;},
replace: function(newText, origin) {
if (!this.atOccurrence) return;
var lines = CodeMirror.splitLines(newText);
this.doc.replaceRange(lines, this.pos.from, this.pos.to, origin);
this.pos.to = Pos(this.pos.from.line + lines.length - 1,
lines[lines.length - 1].length + (lines.length == 1 ? this.pos.from.ch : 0));
}
};
// Maps a position in a case-folded line back to a position in the original line
// (compensating for codepoints increasing in number during folding)
function adjustPos(orig, folded, pos) {
if (orig.length == folded.length) return pos;
for (var pos1 = Math.min(pos, orig.length);;) {
var len1 = orig.slice(0, pos1).toLowerCase().length;
if (len1 < pos) ++pos1;
else if (len1 > pos) --pos1;
else return pos1;
}
}
CodeMirror.defineExtension("getSearchCursor", function(query, pos, caseFold) {
return new SearchCursor(this.doc, query, pos, caseFold);
});
CodeMirror.defineDocExtension("getSearchCursor", function(query, pos, caseFold) {
return new SearchCursor(this, query, pos, caseFold);
});
CodeMirror.defineExtension("selectMatches", function(query, caseFold) {
var ranges = [];
var cur = this.getSearchCursor(query, this.getCursor("from"), caseFold);
while (cur.findNext()) {
if (CodeMirror.cmpPos(cur.to(), this.getCursor("to")) > 0) break;
ranges.push({anchor: cur.from(), head: cur.to()});
}
if (ranges.length)
this.setSelections(ranges, 0);
});
});
/***/ },
/* 4 */
/***/ function(module, exports, __webpack_require__) {
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
// Define search commands. Depends on dialog.js or another
// implementation of the openDialog method.
// Replace works a little oddly -- it will do the replace on the next
// Ctrl-G (or whatever is bound to findNext) press. You prevent a
// replace by making sure the match is no longer selected when hitting
// Ctrl-G.
(function(mod) {
if (true) // CommonJS
mod(__webpack_require__(2), __webpack_require__(3), __webpack_require__(1));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror", "./searchcursor", "../dialog/dialog"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
function searchOverlay(query, caseInsensitive) {
if (typeof query == "string")
query = new RegExp(query.replace(/[\-\[\]\/\{\}\(\)\*\+\?\.\\\^\$\|]/g, "\\$&"), caseInsensitive ? "gi" : "g");
else if (!query.global)
query = new RegExp(query.source, query.ignoreCase ? "gi" : "g");
return {token: function(stream) {
query.lastIndex = stream.pos;
var match = query.exec(stream.string);
if (match && match.index == stream.pos) {
stream.pos += match[0].length || 1;
return "searching";
} else if (match) {
stream.pos = match.index;
} else {
stream.skipToEnd();
}
}};
}
function SearchState() {
this.posFrom = this.posTo = this.lastQuery = this.query = null;
this.overlay = null;
}
function getSearchState(cm) {
return cm.state.search || (cm.state.search = new SearchState());
}
function queryCaseInsensitive(query) {
return typeof query == "string" && query == query.toLowerCase();
}
function getSearchCursor(cm, query, pos) {
// Heuristic: if the query string is all lowercase, do a case insensitive search.
return cm.getSearchCursor(query, pos, queryCaseInsensitive(query));
}
function persistentDialog(cm, text, deflt, f) {
cm.openDialog(text, f, {
value: deflt,
selectValueOnOpen: true,
closeOnEnter: false,
onClose: function() { clearSearch(cm); }
});
}
function dialog(cm, text, shortText, deflt, f) {
if (cm.openDialog) cm.openDialog(text, f, {value: deflt, selectValueOnOpen: true});
else f(prompt(shortText, deflt));
}
function confirmDialog(cm, text, shortText, fs) {
if (cm.openConfirm) cm.openConfirm(text, fs);
else if (confirm(shortText)) fs[0]();
}
function parseString(string) {
return string.replace(/\\(.)/g, function(_, ch) {
if (ch == "n") return "\n"
if (ch == "r") return "\r"
return ch
})
}
function parseQuery(query) {
var isRE = query.match(/^\/(.*)\/([a-z]*)$/);
if (isRE) {
try { query = new RegExp(isRE[1], isRE[2].indexOf("i") == -1 ? "" : "i"); }
catch(e) {} // Not a regular expression after all, do a string search
} else {
query = parseString(query)
}
if (typeof query == "string" ? query == "" : query.test(""))
query = /x^/;
return query;
}
var queryDialog;
function startSearch(cm, state, query) {
state.queryText = query;
state.query = parseQuery(query);
cm.removeOverlay(state.overlay, queryCaseInsensitive(state.query));
state.overlay = searchOverlay(state.query, queryCaseInsensitive(state.query));
cm.addOverlay(state.overlay);
if (cm.showMatchesOnScrollbar) {
if (state.annotate) { state.annotate.clear(); state.annotate = null; }
state.annotate = cm.showMatchesOnScrollbar(state.query, queryCaseInsensitive(state.query));
}
}
function doSearch(cm, rev, persistent) {
if (!queryDialog) {
let doc = cm.getWrapperElement().ownerDocument;
let inp = doc.createElement("input");
inp.type = "search";
inp.placeholder = cm.l10n("findCmd.promptMessage");
inp.style.marginInlineStart = "1em";
inp.style.marginInlineEnd = "1em";
inp.style.flexGrow = "1";
inp.addEventListener("focus", () => inp.select());
queryDialog = doc.createElement("div");
queryDialog.appendChild(inp);
queryDialog.style.display = "flex";
}
var state = getSearchState(cm);
if (state.query) return findNext(cm, rev);
var q = cm.getSelection() || state.lastQuery;
if (persistent && cm.openDialog) {
var hiding = null
persistentDialog(cm, queryDialog, q, function(query, event) {
CodeMirror.e_stop(event);
if (!query) return;
if (query != state.queryText) {
startSearch(cm, state, query);
state.posFrom = state.posTo = cm.getCursor();
}
if (hiding) hiding.style.opacity = 1
findNext(cm, event.shiftKey, function(_, to) {
var dialog
if (to.line < 3 && document.querySelector &&
(dialog = cm.display.wrapper.querySelector(".CodeMirror-dialog")) &&
dialog.getBoundingClientRect().bottom - 4 > cm.cursorCoords(to, "window").top)
(hiding = dialog).style.opacity = .4
})
});
} else {
dialog(cm, queryDialog, "Search for:", q, function(query) {
if (query && !state.query) cm.operation(function() {
startSearch(cm, state, query);
state.posFrom = state.posTo = cm.getCursor();
findNext(cm, rev);
});
});
}
}
function findNext(cm, rev, callback) {cm.operation(function() {
var state = getSearchState(cm);
var cursor = getSearchCursor(cm, state.query, rev ? state.posFrom : state.posTo);
if (!cursor.find(rev)) {
cursor = getSearchCursor(cm, state.query, rev ? CodeMirror.Pos(cm.lastLine()) : CodeMirror.Pos(cm.firstLine(), 0));
if (!cursor.find(rev)) return;
}
cm.setSelection(cursor.from(), cursor.to());
cm.scrollIntoView({from: cursor.from(), to: cursor.to()}, 20);
state.posFrom = cursor.from(); state.posTo = cursor.to();
if (callback) callback(cursor.from(), cursor.to())
});}
function clearSearch(cm) {cm.operation(function() {
var state = getSearchState(cm);
state.lastQuery = state.query;
if (!state.query) return;
state.query = state.queryText = null;
cm.removeOverlay(state.overlay);
if (state.annotate) { state.annotate.clear(); state.annotate = null; }
});}
var replaceQueryDialog =
' <input type="text" style="width: 10em" class="CodeMirror-search-field"/> <span style="color: #888" class="CodeMirror-search-hint">(Use /re/ syntax for regexp search)</span>';
var replacementQueryDialog = 'With: <input type="text" style="width: 10em" class="CodeMirror-search-field"/>';
var doReplaceConfirm = "Replace? <button>Yes</button> <button>No</button> <button>All</button> <button>Stop</button>";
function replaceAll(cm, query, text) {
cm.operation(function() {
for (var cursor = getSearchCursor(cm, query); cursor.findNext();) {
if (typeof query != "string") {
var match = cm.getRange(cursor.from(), cursor.to()).match(query);
cursor.replace(text.replace(/\$(\d)/g, function(_, i) {return match[i];}));
} else cursor.replace(text);
}
});
}
function replace(cm, all) {
if (cm.getOption("readOnly")) return;
var query = cm.getSelection() || getSearchState(cm).lastQuery;
var dialogText = all ? "Replace all:" : "Replace:"
dialog(cm, dialogText + replaceQueryDialog, dialogText, query, function(query) {
if (!query) return;
query = parseQuery(query);
dialog(cm, replacementQueryDialog, "Replace with:", "", function(text) {
text = parseString(text)
if (all) {
replaceAll(cm, query, text)
} else {
clearSearch(cm);
var cursor = getSearchCursor(cm, query, cm.getCursor("from"));
var advance = function() {
var start = cursor.from(), match;
if (!(match = cursor.findNext())) {
cursor = getSearchCursor(cm, query);
if (!(match = cursor.findNext()) ||
(start && cursor.from().line == start.line && cursor.from().ch == start.ch)) return;
}
cm.setSelection(cursor.from(), cursor.to());
cm.scrollIntoView({from: cursor.from(), to: cursor.to()});
confirmDialog(cm, doReplaceConfirm, "Replace?",
[function() {doReplace(match);}, advance,
function() {replaceAll(cm, query, text)}]);
};
var doReplace = function(match) {
cursor.replace(typeof query == "string" ? text :
text.replace(/\$(\d)/g, function(_, i) {return match[i];}));
advance();
};
advance();
}
});
});
}
CodeMirror.commands.find = function(cm) {clearSearch(cm); doSearch(cm);};
CodeMirror.commands.findPersistent = function(cm) {clearSearch(cm); doSearch(cm, false, true);};
CodeMirror.commands.findNext = doSearch;
CodeMirror.commands.findPrev = function(cm) {doSearch(cm, true);};
CodeMirror.commands.clearSearch = clearSearch;
CodeMirror.commands.replace = replace;
CodeMirror.commands.replaceAll = function(cm) {replace(cm, true);};
});
/***/ },
/* 5 */
/***/ function(module, exports, __webpack_require__) {
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
(function(mod) {
if (true) // CommonJS
mod(__webpack_require__(2));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
var ie_lt8 = /MSIE \d/.test(navigator.userAgent) &&
(document.documentMode == null || document.documentMode < 8);
var Pos = CodeMirror.Pos;
var matching = {"(": ")>", ")": "(<", "[": "]>", "]": "[<", "{": "}>", "}": "{<"};
function findMatchingBracket(cm, where, strict, config) {
var line = cm.getLineHandle(where.line), pos = where.ch - 1;
var match = (pos >= 0 && matching[line.text.charAt(pos)]) || matching[line.text.charAt(++pos)];
if (!match) return null;
var dir = match.charAt(1) == ">" ? 1 : -1;
if (strict && (dir > 0) != (pos == where.ch)) return null;
var style = cm.getTokenTypeAt(Pos(where.line, pos + 1));
var found = scanForBracket(cm, Pos(where.line, pos + (dir > 0 ? 1 : 0)), dir, style || null, config);
if (found == null) return null;
return {from: Pos(where.line, pos), to: found && found.pos,
match: found && found.ch == match.charAt(0), forward: dir > 0};
}
// bracketRegex is used to specify which type of bracket to scan
// should be a regexp, e.g. /[[\]]/
//
// Note: If "where" is on an open bracket, then this bracket is ignored.
//
// Returns false when no bracket was found, null when it reached
// maxScanLines and gave up
function scanForBracket(cm, where, dir, style, config) {
var maxScanLen = (config && config.maxScanLineLength) || 10000;
var maxScanLines = (config && config.maxScanLines) || 1000;
var stack = [];
var re = config && config.bracketRegex ? config.bracketRegex : /[(){}[\]]/;
var lineEnd = dir > 0 ? Math.min(where.line + maxScanLines, cm.lastLine() + 1)
: Math.max(cm.firstLine() - 1, where.line - maxScanLines);
for (var lineNo = where.line; lineNo != lineEnd; lineNo += dir) {
var line = cm.getLine(lineNo);
if (!line) continue;
var pos = dir > 0 ? 0 : line.length - 1, end = dir > 0 ? line.length : -1;
if (line.length > maxScanLen) continue;
if (lineNo == where.line) pos = where.ch - (dir < 0 ? 1 : 0);
for (; pos != end; pos += dir) {
var ch = line.charAt(pos);
if (re.test(ch) && (style === undefined || cm.getTokenTypeAt(Pos(lineNo, pos + 1)) == style)) {
var match = matching[ch];
if ((match.charAt(1) == ">") == (dir > 0)) stack.push(ch);
else if (!stack.length) return {pos: Pos(lineNo, pos), ch: ch};
else stack.pop();
}
}
}
return lineNo - dir == (dir > 0 ? cm.lastLine() : cm.firstLine()) ? false : null;
}
function matchBrackets(cm, autoclear, config) {
// Disable brace matching in long lines, since it'll cause hugely slow updates
var maxHighlightLen = cm.state.matchBrackets.maxHighlightLineLength || 1000;
var marks = [], ranges = cm.listSelections();
for (var i = 0; i < ranges.length; i++) {
var match = ranges[i].empty() && findMatchingBracket(cm, ranges[i].head, false, config);
if (match && cm.getLine(match.from.line).length <= maxHighlightLen) {
var style = match.match ? "CodeMirror-matchingbracket" : "CodeMirror-nonmatchingbracket";
marks.push(cm.markText(match.from, Pos(match.from.line, match.from.ch + 1), {className: style}));
if (match.to && cm.getLine(match.to.line).length <= maxHighlightLen)
marks.push(cm.markText(match.to, Pos(match.to.line, match.to.ch + 1), {className: style}));
}
}
if (marks.length) {
// Kludge to work around the IE bug from issue #1193, where text
// input stops going to the textare whever this fires.
if (ie_lt8 && cm.state.focused) cm.focus();
var clear = function() {
cm.operation(function() {
for (var i = 0; i < marks.length; i++) marks[i].clear();
});
};
if (autoclear) setTimeout(clear, 800);
else return clear;
}
}
var currentlyHighlighted = null;
function doMatchBrackets(cm) {
cm.operation(function() {
if (currentlyHighlighted) {currentlyHighlighted(); currentlyHighlighted = null;}
currentlyHighlighted = matchBrackets(cm, false, cm.state.matchBrackets);
});
}
CodeMirror.defineOption("matchBrackets", false, function(cm, val, old) {
if (old && old != CodeMirror.Init)
cm.off("cursorActivity", doMatchBrackets);
if (val) {
cm.state.matchBrackets = typeof val == "object" ? val : {};
cm.on("cursorActivity", doMatchBrackets);
}
});
CodeMirror.defineExtension("matchBrackets", function() {matchBrackets(this, true);});
CodeMirror.defineExtension("findMatchingBracket", function(pos, strict, config){
return findMatchingBracket(this, pos, strict, config);
});
CodeMirror.defineExtension("scanForBracket", function(pos, dir, style, config){
return scanForBracket(this, pos, dir, style, config);
});
});
/***/ },
/* 6 */
/***/ function(module, exports, __webpack_require__) {
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
(function(mod) {
if (true) // CommonJS
mod(__webpack_require__(2));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
var defaults = {
pairs: "()[]{}''\"\"",
triples: "",
explode: "[]{}"
};
var Pos = CodeMirror.Pos;
CodeMirror.defineOption("autoCloseBrackets", false, function(cm, val, old) {
if (old && old != CodeMirror.Init) {
cm.removeKeyMap(keyMap);
cm.state.closeBrackets = null;
}
if (val) {
cm.state.closeBrackets = val;
cm.addKeyMap(keyMap);
}
});
function getOption(conf, name) {
if (name == "pairs" && typeof conf == "string") return conf;
if (typeof conf == "object" && conf[name] != null) return conf[name];
return defaults[name];
}
var bind = defaults.pairs + "`";
var keyMap = {Backspace: handleBackspace, Enter: handleEnter};
for (var i = 0; i < bind.length; i++)
keyMap["'" + bind.charAt(i) + "'"] = handler(bind.charAt(i));
function handler(ch) {
return function(cm) { return handleChar(cm, ch); };
}
function getConfig(cm) {
var deflt = cm.state.closeBrackets;
if (!deflt) return null;
var mode = cm.getModeAt(cm.getCursor());
return mode.closeBrackets || deflt;
}
function handleBackspace(cm) {
var conf = getConfig(cm);
if (!conf || cm.getOption("disableInput")) return CodeMirror.Pass;
var pairs = getOption(conf, "pairs");
var ranges = cm.listSelections();
for (var i = 0; i < ranges.length; i++) {
if (!ranges[i].empty()) return CodeMirror.Pass;
var around = charsAround(cm, ranges[i].head);
if (!around || pairs.indexOf(around) % 2 != 0) return CodeMirror.Pass;
}
for (var i = ranges.length - 1; i >= 0; i--) {
var cur = ranges[i].head;
cm.replaceRange("", Pos(cur.line, cur.ch - 1), Pos(cur.line, cur.ch + 1), "+delete");
}
}
function handleEnter(cm) {
var conf = getConfig(cm);
var explode = conf && getOption(conf, "explode");
if (!explode || cm.getOption("disableInput")) return CodeMirror.Pass;
var ranges = cm.listSelections();
for (var i = 0; i < ranges.length; i++) {
if (!ranges[i].empty()) return CodeMirror.Pass;
var around = charsAround(cm, ranges[i].head);
if (!around || explode.indexOf(around) % 2 != 0) return CodeMirror.Pass;
}
cm.operation(function() {
cm.replaceSelection("\n\n", null);
cm.execCommand("goCharLeft");
ranges = cm.listSelections();
for (var i = 0; i < ranges.length; i++) {
var line = ranges[i].head.line;
cm.indentLine(line, null, true);
cm.indentLine(line + 1, null, true);
}
});
}
function contractSelection(sel) {
var inverted = CodeMirror.cmpPos(sel.anchor, sel.head) > 0;
return {anchor: new Pos(sel.anchor.line, sel.anchor.ch + (inverted ? -1 : 1)),
head: new Pos(sel.head.line, sel.head.ch + (inverted ? 1 : -1))};
}
function handleChar(cm, ch) {
var conf = getConfig(cm);
if (!conf || cm.getOption("disableInput")) return CodeMirror.Pass;
var pairs = getOption(conf, "pairs");
var pos = pairs.indexOf(ch);
if (pos == -1) return CodeMirror.Pass;
var triples = getOption(conf, "triples");
var identical = pairs.charAt(pos + 1) == ch;
var ranges = cm.listSelections();
var opening = pos % 2 == 0;
var type;
for (var i = 0; i < ranges.length; i++) {
var range = ranges[i], cur = range.head, curType;
var next = cm.getRange(cur, Pos(cur.line, cur.ch + 1));
if (opening && !range.empty()) {
curType = "surround";
} else if ((identical || !opening) && next == ch) {
if (triples.indexOf(ch) >= 0 && cm.getRange(cur, Pos(cur.line, cur.ch + 3)) == ch + ch + ch)
curType = "skipThree";
else
curType = "skip";
} else if (identical && cur.ch > 1 && triples.indexOf(ch) >= 0 &&
cm.getRange(Pos(cur.line, cur.ch - 2), cur) == ch + ch &&
(cur.ch <= 2 || cm.getRange(Pos(cur.line, cur.ch - 3), Pos(cur.line, cur.ch - 2)) != ch)) {
curType = "addFour";
} else if (identical) {
if (!CodeMirror.isWordChar(next) && enteringString(cm, cur, ch)) curType = "both";
else return CodeMirror.Pass;
} else if (opening && (cm.getLine(cur.line).length == cur.ch ||
isClosingBracket(next, pairs) ||
/\s/.test(next))) {
curType = "both";
} else {
return CodeMirror.Pass;
}
if (!type) type = curType;
else if (type != curType) return CodeMirror.Pass;
}
var left = pos % 2 ? pairs.charAt(pos - 1) : ch;
var right = pos % 2 ? ch : pairs.charAt(pos + 1);
cm.operation(function() {
if (type == "skip") {
cm.execCommand("goCharRight");
} else if (type == "skipThree") {
for (var i = 0; i < 3; i++)
cm.execCommand("goCharRight");
} else if (type == "surround") {
var sels = cm.getSelections();
for (var i = 0; i < sels.length; i++)
sels[i] = left + sels[i] + right;
cm.replaceSelections(sels, "around");
sels = cm.listSelections().slice();
for (var i = 0; i < sels.length; i++)
sels[i] = contractSelection(sels[i]);
cm.setSelections(sels);
} else if (type == "both") {
cm.replaceSelection(left + right, null);
cm.triggerElectric(left + right);
cm.execCommand("goCharLeft");
} else if (type == "addFour") {
cm.replaceSelection(left + left + left + left, "before");
cm.execCommand("goCharRight");
}
});
}
function isClosingBracket(ch, pairs) {
var pos = pairs.lastIndexOf(ch);
return pos > -1 && pos % 2 == 1;
}
function charsAround(cm, pos) {
var str = cm.getRange(Pos(pos.line, pos.ch - 1),
Pos(pos.line, pos.ch + 1));
return str.length == 2 ? str : null;
}
// Project the token type that will exists after the given char is
// typed, and use it to determine whether it would cause the start
// of a string token.
function enteringString(cm, pos, ch) {
var line = cm.getLine(pos.line);
var token = cm.getTokenAt(pos);
if (/\bstring2?\b/.test(token.type)) return false;
var stream = new CodeMirror.StringStream(line.slice(0, pos.ch) + ch + line.slice(pos.ch), 4);
stream.pos = stream.start = token.start;
for (;;) {
var type1 = cm.getMode().token(stream, token.state);
if (stream.pos >= pos.ch + 1) return /\bstring2?\b/.test(type1);
stream.start = stream.pos;
}
}
});
/***/ },
/* 7 */
/***/ function(module, exports, __webpack_require__) {
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
(function(mod) {
if (true) // CommonJS
mod(__webpack_require__(2));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
var noOptions = {};
var nonWS = /[^\s\u00a0]/;
var Pos = CodeMirror.Pos;
function firstNonWS(str) {
var found = str.search(nonWS);
return found == -1 ? 0 : found;
}
CodeMirror.commands.toggleComment = function(cm) {
cm.toggleComment();
};
CodeMirror.defineExtension("toggleComment", function(options) {
if (!options) options = noOptions;
var cm = this;
var minLine = Infinity, ranges = this.listSelections(), mode = null;
for (var i = ranges.length - 1; i >= 0; i--) {
var from = ranges[i].from(), to = ranges[i].to();
if (from.line >= minLine) continue;
if (to.line >= minLine) to = Pos(minLine, 0);
minLine = from.line;
if (mode == null) {
if (cm.uncomment(from, to, options)) mode = "un";
else { cm.lineComment(from, to, options); mode = "line"; }
} else if (mode == "un") {
cm.uncomment(from, to, options);
} else {
cm.lineComment(from, to, options);
}
}
});
// Rough heuristic to try and detect lines that are part of multi-line string
function probablyInsideString(cm, pos, line) {
return /\bstring\b/.test(cm.getTokenTypeAt(Pos(pos.line, 0))) && !/^[\'\"`]/.test(line)
}
CodeMirror.defineExtension("lineComment", function(from, to, options) {
if (!options) options = noOptions;
var self = this, mode = self.getModeAt(from);
var firstLine = self.getLine(from.line);
if (firstLine == null || probablyInsideString(self, from, firstLine)) return;
var commentString = options.lineComment || mode.lineComment;
if (!commentString) {
if (options.blockCommentStart || mode.blockCommentStart) {
options.fullLines = true;
self.blockComment(from, to, options);
}
return;
}
var end = Math.min(to.ch != 0 || to.line == from.line ? to.line + 1 : to.line, self.lastLine() + 1);
var pad = options.padding == null ? " " : options.padding;
var blankLines = options.commentBlankLines || from.line == to.line;
self.operation(function() {
if (options.indent) {
var baseString = null;
for (var i = from.line; i < end; ++i) {
var line = self.getLine(i);
var whitespace = line.slice(0, firstNonWS(line));
if (baseString == null || baseString.length > whitespace.length) {
baseString = whitespace;
}
}
for (var i = from.line; i < end; ++i) {
var line = self.getLine(i), cut = baseString.length;
if (!blankLines && !nonWS.test(line)) continue;
if (line.slice(0, cut) != baseString) cut = firstNonWS(line);
self.replaceRange(baseString + commentString + pad, Pos(i, 0), Pos(i, cut));
}
} else {
for (var i = from.line; i < end; ++i) {
if (blankLines || nonWS.test(self.getLine(i)))
self.replaceRange(commentString + pad, Pos(i, 0));
}
}
});
});
CodeMirror.defineExtension("blockComment", function(from, to, options) {
if (!options) options = noOptions;
var self = this, mode = self.getModeAt(from);
var startString = options.blockCommentStart || mode.blockCommentStart;
var endString = options.blockCommentEnd || mode.blockCommentEnd;
if (!startString || !endString) {
if ((options.lineComment || mode.lineComment) && options.fullLines != false)
self.lineComment(from, to, options);
return;
}
var end = Math.min(to.line, self.lastLine());
if (end != from.line && to.ch == 0 && nonWS.test(self.getLine(end))) --end;
var pad = options.padding == null ? " " : options.padding;
if (from.line > end) return;
self.operation(function() {
if (options.fullLines != false) {
var lastLineHasText = nonWS.test(self.getLine(end));
self.replaceRange(pad + endString, Pos(end));
self.replaceRange(startString + pad, Pos(from.line, 0));
var lead = options.blockCommentLead || mode.blockCommentLead;
if (lead != null) for (var i = from.line + 1; i <= end; ++i)
if (i != end || lastLineHasText)
self.replaceRange(lead + pad, Pos(i, 0));
} else {
self.replaceRange(endString, to);
self.replaceRange(startString, from);
}
});
});
CodeMirror.defineExtension("uncomment", function(from, to, options) {
if (!options) options = noOptions;
var self = this, mode = self.getModeAt(from);
var end = Math.min(to.ch != 0 || to.line == from.line ? to.line : to.line - 1, self.lastLine()), start = Math.min(from.line, end);
// Try finding line comments
var lineString = options.lineComment || mode.lineComment, lines = [];
var pad = options.padding == null ? " " : options.padding, didSomething;
lineComment: {
if (!lineString) break lineComment;
for (var i = start; i <= end; ++i) {
var line = self.getLine(i);
var found = line.indexOf(lineString);
if (found > -1 && !/comment/.test(self.getTokenTypeAt(Pos(i, found + 1)))) found = -1;
if (found == -1 && (i != end || i == start) && nonWS.test(line)) break lineComment;
if (found > -1 && nonWS.test(line.slice(0, found))) break lineComment;
lines.push(line);
}
self.operation(function() {
for (var i = start; i <= end; ++i) {
var line = lines[i - start];
var pos = line.indexOf(lineString), endPos = pos + lineString.length;
if (pos < 0) continue;
if (line.slice(endPos, endPos + pad.length) == pad) endPos += pad.length;
didSomething = true;
self.replaceRange("", Pos(i, pos), Pos(i, endPos));
}
});
if (didSomething) return true;
}
// Try block comments
var startString = options.blockCommentStart || mode.blockCommentStart;
var endString = options.blockCommentEnd || mode.blockCommentEnd;
if (!startString || !endString) return false;
var lead = options.blockCommentLead || mode.blockCommentLead;
var startLine = self.getLine(start), endLine = end == start ? startLine : self.getLine(end);
var open = startLine.indexOf(startString), close = endLine.lastIndexOf(endString);
if (close == -1 && start != end) {
endLine = self.getLine(--end);
close = endLine.lastIndexOf(endString);
}
if (open == -1 || close == -1 ||
!/comment/.test(self.getTokenTypeAt(Pos(start, open + 1))) ||
!/comment/.test(self.getTokenTypeAt(Pos(end, close + 1))))
return false;
// Avoid killing block comments completely outside the selection.
// Positions of the last startString before the start of the selection, and the first endString after it.
var lastStart = startLine.lastIndexOf(startString, from.ch);
var firstEnd = lastStart == -1 ? -1 : startLine.slice(0, from.ch).indexOf(endString, lastStart + startString.length);
if (lastStart != -1 && firstEnd != -1 && firstEnd + endString.length != from.ch) return false;
// Positions of the first endString after the end of the selection, and the last startString before it.
firstEnd = endLine.indexOf(endString, to.ch);
var almostLastStart = endLine.slice(to.ch).lastIndexOf(startString, firstEnd - to.ch);
lastStart = (firstEnd == -1 || almostLastStart == -1) ? -1 : to.ch + almostLastStart;
if (firstEnd != -1 && lastStart != -1 && lastStart != to.ch) return false;
self.operation(function() {
self.replaceRange("", Pos(end, close - (pad && endLine.slice(close - pad.length, close) == pad ? pad.length : 0)),
Pos(end, close + endString.length));
var openEnd = open + startString.length;
if (pad && startLine.slice(openEnd, openEnd + pad.length) == pad) openEnd += pad.length;
self.replaceRange("", Pos(start, open), Pos(start, openEnd));
if (lead) for (var i = start + 1; i <= end; ++i) {
var line = self.getLine(i), found = line.indexOf(lead);
if (found == -1 || nonWS.test(line.slice(0, found))) continue;
var foundEnd = found + lead.length;
if (pad && line.slice(foundEnd, foundEnd + pad.length) == pad) foundEnd += pad.length;
self.replaceRange("", Pos(i, found), Pos(i, foundEnd));
}
});
return true;
});
});
/***/ },
/* 8 */
/***/ function(module, exports, __webpack_require__) {
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
// TODO actually recognize syntax of TypeScript constructs
(function(mod) {
if (true) // CommonJS
mod(__webpack_require__(2));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
function expressionAllowed(stream, state, backUp) {
return /^(?:operator|sof|keyword c|case|new|[\[{}\(,;:]|=>)$/.test(state.lastType) ||
(state.lastType == "quasi" && /\{\s*$/.test(stream.string.slice(0, stream.pos - (backUp || 0))))
}
CodeMirror.defineMode("javascript", function(config, parserConfig) {
var indentUnit = config.indentUnit;
var statementIndent = parserConfig.statementIndent;
var jsonldMode = parserConfig.jsonld;
var jsonMode = parserConfig.json || jsonldMode;
var isTS = parserConfig.typescript;
var wordRE = parserConfig.wordCharacters || /[\w$\xa1-\uffff]/;
// Tokenizer
var keywords = function(){
function kw(type) {return {type: type, style: "keyword"};}
var A = kw("keyword a"), B = kw("keyword b"), C = kw("keyword c");
var operator = kw("operator"), atom = {type: "atom", style: "atom"};
var jsKeywords = {
"if": kw("if"), "while": A, "with": A, "else": B, "do": B, "try": B, "finally": B,
"return": C, "break": C, "continue": C, "new": kw("new"), "delete": C, "throw": C, "debugger": C,
"var": kw("var"), "const": kw("var"), "let": kw("var"),
"function": kw("function"), "catch": kw("catch"),
"for": kw("for"), "switch": kw("switch"), "case": kw("case"), "default": kw("default"),
"in": operator, "typeof": operator, "instanceof": operator,
"true": atom, "false": atom, "null": atom, "undefined": atom, "NaN": atom, "Infinity": atom,
"this": kw("this"), "class": kw("class"), "super": kw("atom"),
"yield": C, "export": kw("export"), "import": kw("import"), "extends": C,
"await": C, "async": kw("async")
};
// Extend the 'normal' keywords with the TypeScript language extensions
if (isTS) {
var type = {type: "variable", style: "variable-3"};
var tsKeywords = {
// object-like things
"interface": kw("class"),
"implements": C,
"namespace": C,
"module": kw("module"),
"enum": kw("module"),
// scope modifiers
"public": kw("modifier"),
"private": kw("modifier"),
"protected": kw("modifier"),
"abstract": kw("modifier"),
// operators
"as": operator,
// types
"string": type, "number": type, "boolean": type, "any": type
};
for (var attr in tsKeywords) {
jsKeywords[attr] = tsKeywords[attr];
}
}
return jsKeywords;
}();
var isOperatorChar = /[+\-*&%=<>!?|~^]/;
var isJsonldKeyword = /^@(context|id|value|language|type|container|list|set|reverse|index|base|vocab|graph)"/;
function readRegexp(stream) {
var escaped = false, next, inSet = false;
while ((next = stream.next()) != null) {
if (!escaped) {
if (next == "/" && !inSet) return;
if (next == "[") inSet = true;
else if (inSet && next == "]") inSet = false;
}
escaped = !escaped && next == "\\";
}
}
// Used as scratch variables to communicate multiple values without
// consing up tons of objects.
var type, content;
function ret(tp, style, cont) {
type = tp; content = cont;
return style;
}
function tokenBase(stream, state) {
var ch = stream.next();
if (ch == '"' || ch == "'") {
state.tokenize = tokenString(ch);
return state.tokenize(stream, state);
} else if (ch == "." && stream.match(/^\d+(?:[eE][+\-]?\d+)?/)) {
return ret("number", "number");
} else if (ch == "." && stream.match("..")) {
return ret("spread", "meta");
} else if (/[\[\]{}\(\),;\:\.]/.test(ch)) {
return ret(ch);
} else if (ch == "=" && stream.eat(">")) {
return ret("=>", "operator");
} else if (ch == "0" && stream.eat(/x/i)) {
stream.eatWhile(/[\da-f]/i);
return ret("number", "number");
} else if (ch == "0" && stream.eat(/o/i)) {
stream.eatWhile(/[0-7]/i);
return ret("number", "number");
} else if (ch == "0" && stream.eat(/b/i)) {
stream.eatWhile(/[01]/i);
return ret("number", "number");
} else if (/\d/.test(ch)) {
stream.match(/^\d*(?:\.\d*)?(?:[eE][+\-]?\d+)?/);
return ret("number", "number");
} else if (ch == "/") {
if (stream.eat("*")) {
state.tokenize = tokenComment;
return tokenComment(stream, state);
} else if (stream.eat("/")) {
stream.skipToEnd();
return ret("comment", "comment");
} else if (expressionAllowed(stream, state, 1)) {
readRegexp(stream);
stream.match(/^\b(([gimyu])(?![gimyu]*\2))+\b/);
return ret("regexp", "string-2");
} else {
stream.eatWhile(isOperatorChar);
return ret("operator", "operator", stream.current());
}
} else if (ch == "`") {
state.tokenize = tokenQuasi;
return tokenQuasi(stream, state);
} else if (ch == "#") {
stream.skipToEnd();
return ret("error", "error");
} else if (isOperatorChar.test(ch)) {
stream.eatWhile(isOperatorChar);
return ret("operator", "operator", stream.current());
} else if (wordRE.test(ch)) {
stream.eatWhile(wordRE);
var word = stream.current(), known = keywords.propertyIsEnumerable(word) && keywords[word];
return (known && state.lastType != ".") ? ret(known.type, known.style, word) :
ret("variable", "variable", word);
}
}
function tokenString(quote) {
return function(stream, state) {
var escaped = false, next;
if (jsonldMode && stream.peek() == "@" && stream.match(isJsonldKeyword)){
state.tokenize = tokenBase;
return ret("jsonld-keyword", "meta");
}
while ((next = stream.next()) != null) {
if (next == quote && !escaped) break;
escaped = !escaped && next == "\\";
}
if (!escaped) state.tokenize = tokenBase;
return ret("string", "string");
};
}
function tokenComment(stream, state) {
var maybeEnd = false, ch;
while (ch = stream.next()) {
if (ch == "/" && maybeEnd) {
state.tokenize = tokenBase;
break;
}
maybeEnd = (ch == "*");
}
return ret("comment", "comment");
}
function tokenQuasi(stream, state) {
var escaped = false, next;
while ((next = stream.next()) != null) {
if (!escaped && (next == "`" || next == "$" && stream.eat("{"))) {
state.tokenize = tokenBase;
break;
}
escaped = !escaped && next == "\\";
}
return ret("quasi", "string-2", stream.current());
}
var brackets = "([{}])";
// This is a crude lookahead trick to try and notice that we're
// parsing the argument patterns for a fat-arrow function before we
// actually hit the arrow token. It only works if the arrow is on
// the same line as the arguments and there's no strange noise
// (comments) in between. Fallback is to only notice when we hit the
// arrow, and not declare the arguments as locals for the arrow
// body.
function findFatArrow(stream, state) {
if (state.fatArrowAt) state.fatArrowAt = null;
var arrow = stream.string.indexOf("=>", stream.start);
if (arrow < 0) return;
var depth = 0, sawSomething = false;
for (var pos = arrow - 1; pos >= 0; --pos) {
var ch = stream.string.charAt(pos);
var bracket = brackets.indexOf(ch);
if (bracket >= 0 && bracket < 3) {
if (!depth) { ++pos; break; }
if (--depth == 0) break;
} else if (bracket >= 3 && bracket < 6) {
++depth;
} else if (wordRE.test(ch)) {
sawSomething = true;
} else if (/["'\/]/.test(ch)) {
return;
} else if (sawSomething && !depth) {
++pos;
break;
}
}
if (sawSomething && !depth) state.fatArrowAt = pos;
}
// Parser
var atomicTypes = {"atom": true, "number": true, "variable": true, "string": true, "regexp": true, "this": true, "jsonld-keyword": true};
function JSLexical(indented, column, type, align, prev, info) {
this.indented = indented;
this.column = column;
this.type = type;
this.prev = prev;
this.info = info;
if (align != null) this.align = align;
}
function inScope(state, varname) {
for (var v = state.localVars; v; v = v.next)
if (v.name == varname) return true;
for (var cx = state.context; cx; cx = cx.prev) {
for (var v = cx.vars; v; v = v.next)
if (v.name == varname) return true;
}
}
function parseJS(state, style, type, content, stream) {
var cc = state.cc;
// Communicate our context to the combinators.
// (Less wasteful than consing up a hundred closures on every call.)
cx.state = state; cx.stream = stream; cx.marked = null, cx.cc = cc; cx.style = style;
if (!state.lexical.hasOwnProperty("align"))
state.lexical.align = true;
while(true) {
var combinator = cc.length ? cc.pop() : jsonMode ? expression : statement;
if (combinator(type, content)) {
while(cc.length && cc[cc.length - 1].lex)
cc.pop()();
if (cx.marked) return cx.marked;
if (type == "variable" && inScope(state, content)) return "variable-2";
return style;
}
}
}
// Combinator utils
var cx = {state: null, column: null, marked: null, cc: null};
function pass() {
for (var i = arguments.length - 1; i >= 0; i--) cx.cc.push(arguments[i]);
}
function cont() {
pass.apply(null, arguments);
return true;
}
function register(varname) {
function inList(list) {
for (var v = list; v; v = v.next)
if (v.name == varname) return true;
return false;
}
var state = cx.state;
cx.marked = "def";
if (state.context) {
if (inList(state.localVars)) return;
state.localVars = {name: varname, next: state.localVars};
} else {
if (inList(state.globalVars)) return;
if (parserConfig.globalVars)
state.globalVars = {name: varname, next: state.globalVars};
}
}
// Combinators
var defaultVars = {name: "this", next: {name: "arguments"}};
function pushcontext() {
cx.state.context = {prev: cx.state.context, vars: cx.state.localVars};
cx.state.localVars = defaultVars;
}
function popcontext() {
cx.state.localVars = cx.state.context.vars;
cx.state.context = cx.state.context.prev;
}
function pushlex(type, info) {
var result = function() {
var state = cx.state, indent = state.indented;
if (state.lexical.type == "stat") indent = state.lexical.indented;
else for (var outer = state.lexical; outer && outer.type == ")" && outer.align; outer = outer.prev)
indent = outer.indented;
state.lexical = new JSLexical(indent, cx.stream.column(), type, null, state.lexical, info);
};
result.lex = true;
return result;
}
function poplex() {
var state = cx.state;
if (state.lexical.prev) {
if (state.lexical.type == ")")
state.indented = state.lexical.indented;
state.lexical = state.lexical.prev;
}
}
poplex.lex = true;
function expect(wanted) {
function exp(type) {
if (type == wanted) return cont();
else if (wanted == ";") return pass();
else return cont(exp);
};
return exp;
}
function statement(type, value) {
if (type == "var") return cont(pushlex("vardef", value.length), vardef, expect(";"), poplex);
if (type == "keyword a") return cont(pushlex("form"), expression, statement, poplex);
if (type == "keyword b") return cont(pushlex("form"), statement, poplex);
if (type == "{") return cont(pushlex("}"), block, poplex);
if (type == ";") return cont();
if (type == "if") {
if (cx.state.lexical.info == "else" && cx.state.cc[cx.state.cc.length - 1] == poplex)
cx.state.cc.pop()();
return cont(pushlex("form"), expression, statement, poplex, maybeelse);
}
if (type == "function") return cont(functiondef);
if (type == "for") return cont(pushlex("form"), forspec, statement, poplex);
if (type == "variable") return cont(pushlex("stat"), maybelabel);
if (type == "switch") return cont(pushlex("form"), expression, pushlex("}", "switch"), expect("{"),
block, poplex, poplex);
if (type == "case") return cont(expression, expect(":"));
if (type == "default") return cont(expect(":"));
if (type == "catch") return cont(pushlex("form"), pushcontext, expect("("), funarg, expect(")"),
statement, poplex, popcontext);
if (type == "class") return cont(pushlex("form"), className, poplex);
if (type == "export") return cont(pushlex("stat"), afterExport, poplex);
if (type == "import") return cont(pushlex("stat"), afterImport, poplex);
if (type == "module") return cont(pushlex("form"), pattern, pushlex("}"), expect("{"), block, poplex, poplex)
if (type == "async") return cont(statement)
return pass(pushlex("stat"), expression, expect(";"), poplex);
}
function expression(type) {
return expressionInner(type, false);
}
function expressionNoComma(type) {
return expressionInner(type, true);
}
function expressionInner(type, noComma) {
if (cx.state.fatArrowAt == cx.stream.start) {
var body = noComma ? arrowBodyNoComma : arrowBody;
if (type == "(") return cont(pushcontext, pushlex(")"), commasep(pattern, ")"), poplex, expect("=>"), body, popcontext);
else if (type == "variable") return pass(pushcontext, pattern, expect("=>"), body, popcontext);
}
var maybeop = noComma ? maybeoperatorNoComma : maybeoperatorComma;
if (atomicTypes.hasOwnProperty(type)) return cont(maybeop);
if (type == "function") return cont(functiondef, maybeop);
if (type == "keyword c") return cont(noComma ? maybeexpressionNoComma : maybeexpression);
if (type == "(") return cont(pushlex(")"), maybeexpression, comprehension, expect(")"), poplex, maybeop);
if (type == "operator" || type == "spread") return cont(noComma ? expressionNoComma : expression);
if (type == "[") return cont(pushlex("]"), arrayLiteral, poplex, maybeop);
if (type == "{") return contCommasep(objprop, "}", null, maybeop);
if (type == "quasi") return pass(quasi, maybeop);
if (type == "new") return cont(maybeTarget(noComma));
return cont();
}
function maybeexpression(type) {
if (type.match(/[;\}\)\],]/)) return pass();
return pass(expression);
}
function maybeexpressionNoComma(type) {
if (type.match(/[;\}\)\],]/)) return pass();
return pass(expressionNoComma);
}
function maybeoperatorComma(type, value) {
if (type == ",") return cont(expression);
return maybeoperatorNoComma(type, value, false);
}
function maybeoperatorNoComma(type, value, noComma) {
var me = noComma == false ? maybeoperatorComma : maybeoperatorNoComma;
var expr = noComma == false ? expression : expressionNoComma;
if (type == "=>") return cont(pushcontext, noComma ? arrowBodyNoComma : arrowBody, popcontext);
if (type == "operator") {
if (/\+\+|--/.test(value)) return cont(me);
if (value == "?") return cont(expression, expect(":"), expr);
return cont(expr);
}
if (type == "quasi") { return pass(quasi, me); }
if (type == ";") return;
if (type == "(") return contCommasep(expressionNoComma, ")", "call", me);
if (type == ".") return cont(property, me);
if (type == "[") return cont(pushlex("]"), maybeexpression, expect("]"), poplex, me);
}
function quasi(type, value) {
if (type != "quasi") return pass();
if (value.slice(value.length - 2) != "${") return cont(quasi);
return cont(expression, continueQuasi);
}
function continueQuasi(type) {
if (type == "}") {
cx.marked = "string-2";
cx.state.tokenize = tokenQuasi;
return cont(quasi);
}
}
function arrowBody(type) {
findFatArrow(cx.stream, cx.state);
return pass(type == "{" ? statement : expression);
}
function arrowBodyNoComma(type) {
findFatArrow(cx.stream, cx.state);
return pass(type == "{" ? statement : expressionNoComma);
}
function maybeTarget(noComma) {
return function(type) {
if (type == ".") return cont(noComma ? targetNoComma : target);
else return pass(noComma ? expressionNoComma : expression);
};
}
function target(_, value) {
if (value == "target") { cx.marked = "keyword"; return cont(maybeoperatorComma); }
}
function targetNoComma(_, value) {
if (value == "target") { cx.marked = "keyword"; return cont(maybeoperatorNoComma); }
}
function maybelabel(type) {
if (type == ":") return cont(poplex, statement);
return pass(maybeoperatorComma, expect(";"), poplex);
}
function property(type) {
if (type == "variable") {cx.marked = "property"; return cont();}
}
function objprop(type, value) {
if (type == "variable" || cx.style == "keyword") {
cx.marked = "property";
if (value == "get" || value == "set") return cont(getterSetter);
return cont(afterprop);
} else if (type == "number" || type == "string") {
cx.marked = jsonldMode ? "property" : (cx.style + " property");
return cont(afterprop);
} else if (type == "jsonld-keyword") {
return cont(afterprop);
} else if (type == "modifier") {
return cont(objprop)
} else if (type == "[") {
return cont(expression, expect("]"), afterprop);
} else if (type == "spread") {
return cont(expression);
}
}
function getterSetter(type) {
if (type != "variable") return pass(afterprop);
cx.marked = "property";
return cont(functiondef);
}
function afterprop(type) {
if (type == ":") return cont(expressionNoComma);
if (type == "(") return pass(functiondef);
}
function commasep(what, end) {
function proceed(type, value) {
if (type == ",") {
var lex = cx.state.lexical;
if (lex.info == "call") lex.pos = (lex.pos || 0) + 1;
return cont(what, proceed);
}
if (type == end || value == end) return cont();
return cont(expect(end));
}
return function(type, value) {
if (type == end || value == end) return cont();
return pass(what, proceed);
};
}
function contCommasep(what, end, info) {
for (var i = 3; i < arguments.length; i++)
cx.cc.push(arguments[i]);
return cont(pushlex(end, info), commasep(what, end), poplex);
}
function block(type) {
if (type == "}") return cont();
return pass(statement, block);
}
function maybetype(type) {
if (isTS && type == ":") return cont(typeexpr);
}
function maybedefault(_, value) {
if (value == "=") return cont(expressionNoComma);
}
function typeexpr(type) {
if (type == "variable") {cx.marked = "variable-3"; return cont(afterType);}
}
function afterType(type, value) {
if (value == "<") return cont(commasep(typeexpr, ">"), afterType)
if (type == "[") return cont(expect("]"), afterType)
}
function vardef() {
return pass(pattern, maybetype, maybeAssign, vardefCont);
}
function pattern(type, value) {
if (type == "modifier") return cont(pattern)
if (type == "variable") { register(value); return cont(); }
if (type == "spread") return cont(pattern);
if (type == "[") return contCommasep(pattern, "]");
if (type == "{") return contCommasep(proppattern, "}");
}
function proppattern(type, value) {
if (type == "variable" && !cx.stream.match(/^\s*:/, false)) {
register(value);
return cont(maybeAssign);
}
if (type == "variable") cx.marked = "property";
if (type == "spread") return cont(pattern);
if (type == "}") return pass();
return cont(expect(":"), pattern, maybeAssign);
}
function maybeAssign(_type, value) {
if (value == "=") return cont(expressionNoComma);
}
function vardefCont(type) {
if (type == ",") return cont(vardef);
}
function maybeelse(type, value) {
if (type == "keyword b" && value == "else") return cont(pushlex("form", "else"), statement, poplex);
}
function forspec(type) {
if (type == "(") return cont(pushlex(")"), forspec1, expect(")"), poplex);
}
function forspec1(type) {
if (type == "var") return cont(vardef, expect(";"), forspec2);
if (type == ";") return cont(forspec2);
if (type == "variable") return cont(formaybeinof);
return pass(expression, expect(";"), forspec2);
}
function formaybeinof(_type, value) {
if (value == "in" || value == "of") { cx.marked = "keyword"; return cont(expression); }
return cont(maybeoperatorComma, forspec2);
}
function forspec2(type, value) {
if (type == ";") return cont(forspec3);
if (value == "in" || value == "of") { cx.marked = "keyword"; return cont(expression); }
return pass(expression, expect(";"), forspec3);
}
function forspec3(type) {
if (type != ")") cont(expression);
}
function functiondef(type, value) {
if (value == "*") {cx.marked = "keyword"; return cont(functiondef);}
if (type == "variable") {register(value); return cont(functiondef);}
if (type == "(") return cont(pushcontext, pushlex(")"), commasep(funarg, ")"), poplex, maybetype, statement, popcontext);
}
function funarg(type) {
if (type == "spread") return cont(funarg);
return pass(pattern, maybetype, maybedefault);
}
function className(type, value) {
if (type == "variable") {register(value); return cont(classNameAfter);}
}
function classNameAfter(type, value) {
if (value == "extends") return cont(expression, classNameAfter);
if (type == "{") return cont(pushlex("}"), classBody, poplex);
}
function classBody(type, value) {
if (type == "variable" || cx.style == "keyword") {
if (value == "static") {
cx.marked = "keyword";
return cont(classBody);
}
cx.marked = "property";
if (value == "get" || value == "set") return cont(classGetterSetter, functiondef, classBody);
return cont(functiondef, classBody);
}
if (value == "*") {
cx.marked = "keyword";
return cont(classBody);
}
if (type == ";") return cont(classBody);
if (type == "}") return cont();
}
function classGetterSetter(type) {
if (type != "variable") return pass();
cx.marked = "property";
return cont();
}
function afterExport(_type, value) {
if (value == "*") { cx.marked = "keyword"; return cont(maybeFrom, expect(";")); }
if (value == "default") { cx.marked = "keyword"; return cont(expression, expect(";")); }
return pass(statement);
}
function afterImport(type) {
if (type == "string") return cont();
return pass(importSpec, maybeFrom);
}
function importSpec(type, value) {
if (type == "{") return contCommasep(importSpec, "}");
if (type == "variable") register(value);
if (value == "*") cx.marked = "keyword";
return cont(maybeAs);
}
function maybeAs(_type, value) {
if (value == "as") { cx.marked = "keyword"; return cont(importSpec); }
}
function maybeFrom(_type, value) {
if (value == "from") { cx.marked = "keyword"; return cont(expression); }
}
function arrayLiteral(type) {
if (type == "]") return cont();
return pass(expressionNoComma, maybeArrayComprehension);
}
function maybeArrayComprehension(type) {
if (type == "for") return pass(comprehension, expect("]"));
if (type == ",") return cont(commasep(maybeexpressionNoComma, "]"));
return pass(commasep(expressionNoComma, "]"));
}
function comprehension(type) {
if (type == "for") return cont(forspec, comprehension);
if (type == "if") return cont(expression, comprehension);
}
function isContinuedStatement(state, textAfter) {
return state.lastType == "operator" || state.lastType == "," ||
isOperatorChar.test(textAfter.charAt(0)) ||
/[,.]/.test(textAfter.charAt(0));
}
// Interface
return {
startState: function(basecolumn) {
var state = {
tokenize: tokenBase,
lastType: "sof",
cc: [],
lexical: new JSLexical((basecolumn || 0) - indentUnit, 0, "block", false),
localVars: parserConfig.localVars,
context: parserConfig.localVars && {vars: parserConfig.localVars},
indented: basecolumn || 0
};
if (parserConfig.globalVars && typeof parserConfig.globalVars == "object")
state.globalVars = parserConfig.globalVars;
return state;
},
token: function(stream, state) {
if (stream.sol()) {
if (!state.lexical.hasOwnProperty("align"))
state.lexical.align = false;
state.indented = stream.indentation();
findFatArrow(stream, state);
}
if (state.tokenize != tokenComment && stream.eatSpace()) return null;
var style = state.tokenize(stream, state);
if (type == "comment") return style;
state.lastType = type == "operator" && (content == "++" || content == "--") ? "incdec" : type;
return parseJS(state, style, type, content, stream);
},
indent: function(state, textAfter) {
if (state.tokenize == tokenComment) return CodeMirror.Pass;
if (state.tokenize != tokenBase) return 0;
var firstChar = textAfter && textAfter.charAt(0), lexical = state.lexical;
// Kludge to prevent 'maybelse' from blocking lexical scope pops
if (!/^\s*else\b/.test(textAfter)) for (var i = state.cc.length - 1; i >= 0; --i) {
var c = state.cc[i];
if (c == poplex) lexical = lexical.prev;
else if (c != maybeelse) break;
}
if (lexical.type == "stat" && firstChar == "}") lexical = lexical.prev;
if (statementIndent && lexical.type == ")" && lexical.prev.type == "stat")
lexical = lexical.prev;
var type = lexical.type, closing = firstChar == type;
if (type == "vardef") return lexical.indented + (state.lastType == "operator" || state.lastType == "," ? lexical.info + 1 : 0);
else if (type == "form" && firstChar == "{") return lexical.indented;
else if (type == "form") return lexical.indented + indentUnit;
else if (type == "stat")
return lexical.indented + (isContinuedStatement(state, textAfter) ? statementIndent || indentUnit : 0);
else if (lexical.info == "switch" && !closing && parserConfig.doubleIndentSwitch != false)
return lexical.indented + (/^(?:case|default)\b/.test(textAfter) ? indentUnit : 2 * indentUnit);
else if (lexical.align) return lexical.column + (closing ? 0 : 1);
else return lexical.indented + (closing ? 0 : indentUnit);
},
electricInput: /^\s*(?:case .*?:|default:|\{|\})$/,
blockCommentStart: jsonMode ? null : "/*",
blockCommentEnd: jsonMode ? null : "*/",
lineComment: jsonMode ? null : "//",
fold: "brace",
closeBrackets: "()[]{}''\"\"``",
helperType: jsonMode ? "json" : "javascript",
jsonldMode: jsonldMode,
jsonMode: jsonMode,
expressionAllowed: expressionAllowed,
skipExpression: function(state) {
var top = state.cc[state.cc.length - 1]
if (top == expression || top == expressionNoComma) state.cc.pop()
}
};
});
CodeMirror.registerHelper("wordChars", "javascript", /[\w$]/);
CodeMirror.defineMIME("text/javascript", "javascript");
CodeMirror.defineMIME("text/ecmascript", "javascript");
CodeMirror.defineMIME("application/javascript", "javascript");
CodeMirror.defineMIME("application/x-javascript", "javascript");
CodeMirror.defineMIME("application/ecmascript", "javascript");
CodeMirror.defineMIME("application/json", {name: "javascript", json: true});
CodeMirror.defineMIME("application/x-json", {name: "javascript", json: true});
CodeMirror.defineMIME("application/ld+json", {name: "javascript", jsonld: true});
CodeMirror.defineMIME("text/typescript", { name: "javascript", typescript: true });
CodeMirror.defineMIME("application/typescript", { name: "javascript", typescript: true });
});
/***/ },
/* 9 */
/***/ function(module, exports, __webpack_require__) {
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
(function(mod) {
if (true) // CommonJS
mod(__webpack_require__(2));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
var htmlConfig = {
autoSelfClosers: {'area': true, 'base': true, 'br': true, 'col': true, 'command': true,
'embed': true, 'frame': true, 'hr': true, 'img': true, 'input': true,
'keygen': true, 'link': true, 'meta': true, 'param': true, 'source': true,
'track': true, 'wbr': true, 'menuitem': true},
implicitlyClosed: {'dd': true, 'li': true, 'optgroup': true, 'option': true, 'p': true,
'rp': true, 'rt': true, 'tbody': true, 'td': true, 'tfoot': true,
'th': true, 'tr': true},
contextGrabbers: {
'dd': {'dd': true, 'dt': true},
'dt': {'dd': true, 'dt': true},
'li': {'li': true},
'option': {'option': true, 'optgroup': true},
'optgroup': {'optgroup': true},
'p': {'address': true, 'article': true, 'aside': true, 'blockquote': true, 'dir': true,
'div': true, 'dl': true, 'fieldset': true, 'footer': true, 'form': true,
'h1': true, 'h2': true, 'h3': true, 'h4': true, 'h5': true, 'h6': true,
'header': true, 'hgroup': true, 'hr': true, 'menu': true, 'nav': true, 'ol': true,
'p': true, 'pre': true, 'section': true, 'table': true, 'ul': true},
'rp': {'rp': true, 'rt': true},
'rt': {'rp': true, 'rt': true},
'tbody': {'tbody': true, 'tfoot': true},
'td': {'td': true, 'th': true},
'tfoot': {'tbody': true},
'th': {'td': true, 'th': true},
'thead': {'tbody': true, 'tfoot': true},
'tr': {'tr': true}
},
doNotIndent: {"pre": true},
allowUnquoted: true,
allowMissing: true,
caseFold: true
}
var xmlConfig = {
autoSelfClosers: {},
implicitlyClosed: {},
contextGrabbers: {},
doNotIndent: {},
allowUnquoted: false,
allowMissing: false,
caseFold: false
}
CodeMirror.defineMode("xml", function(editorConf, config_) {
var indentUnit = editorConf.indentUnit
var config = {}
var defaults = config_.htmlMode ? htmlConfig : xmlConfig
for (var prop in defaults) config[prop] = defaults[prop]
for (var prop in config_) config[prop] = config_[prop]
// Return variables for tokenizers
var type, setStyle;
function inText(stream, state) {
function chain(parser) {
state.tokenize = parser;
return parser(stream, state);
}
var ch = stream.next();
if (ch == "<") {
if (stream.eat("!")) {
if (stream.eat("[")) {
if (stream.match("CDATA[")) return chain(inBlock("atom", "]]>"));
else return null;
} else if (stream.match("--")) {
return chain(inBlock("comment", "-->"));
} else if (stream.match("DOCTYPE", true, true)) {
stream.eatWhile(/[\w\._\-]/);
return chain(doctype(1));
} else {
return null;
}
} else if (stream.eat("?")) {
stream.eatWhile(/[\w\._\-]/);
state.tokenize = inBlock("meta", "?>");
return "meta";
} else {
type = stream.eat("/") ? "closeTag" : "openTag";
state.tokenize = inTag;
return "tag bracket";
}
} else if (ch == "&") {
var ok;
if (stream.eat("#")) {
if (stream.eat("x")) {
ok = stream.eatWhile(/[a-fA-F\d]/) && stream.eat(";");
} else {
ok = stream.eatWhile(/[\d]/) && stream.eat(";");
}
} else {
ok = stream.eatWhile(/[\w\.\-:]/) && stream.eat(";");
}
return ok ? "atom" : "error";
} else {
stream.eatWhile(/[^&<]/);
return null;
}
}
inText.isInText = true;
function inTag(stream, state) {
var ch = stream.next();
if (ch == ">" || (ch == "/" && stream.eat(">"))) {
state.tokenize = inText;
type = ch == ">" ? "endTag" : "selfcloseTag";
return "tag bracket";
} else if (ch == "=") {
type = "equals";
return null;
} else if (ch == "<") {
state.tokenize = inText;
state.state = baseState;
state.tagName = state.tagStart = null;
var next = state.tokenize(stream, state);
return next ? next + " tag error" : "tag error";
} else if (/[\'\"]/.test(ch)) {
state.tokenize = inAttribute(ch);
state.stringStartCol = stream.column();
return state.tokenize(stream, state);
} else {
stream.match(/^[^\s\u00a0=<>\"\']*[^\s\u00a0=<>\"\'\/]/);
return "word";
}
}
function inAttribute(quote) {
var closure = function(stream, state) {
while (!stream.eol()) {
if (stream.next() == quote) {
state.tokenize = inTag;
break;
}
}
return "string";
};
closure.isInAttribute = true;
return closure;
}
function inBlock(style, terminator) {
return function(stream, state) {
while (!stream.eol()) {
if (stream.match(terminator)) {
state.tokenize = inText;
break;
}
stream.next();
}
return style;
};
}
function doctype(depth) {
return function(stream, state) {
var ch;
while ((ch = stream.next()) != null) {
if (ch == "<") {
state.tokenize = doctype(depth + 1);
return state.tokenize(stream, state);
} else if (ch == ">") {
if (depth == 1) {
state.tokenize = inText;
break;
} else {
state.tokenize = doctype(depth - 1);
return state.tokenize(stream, state);
}
}
}
return "meta";
};
}
function Context(state, tagName, startOfLine) {
this.prev = state.context;
this.tagName = tagName;
this.indent = state.indented;
this.startOfLine = startOfLine;
if (config.doNotIndent.hasOwnProperty(tagName) || (state.context && state.context.noIndent))
this.noIndent = true;
}
function popContext(state) {
if (state.context) state.context = state.context.prev;
}
function maybePopContext(state, nextTagName) {
var parentTagName;
while (true) {
if (!state.context) {
return;
}
parentTagName = state.context.tagName;
if (!config.contextGrabbers.hasOwnProperty(parentTagName) ||
!config.contextGrabbers[parentTagName].hasOwnProperty(nextTagName)) {
return;
}
popContext(state);
}
}
function baseState(type, stream, state) {
if (type == "openTag") {
state.tagStart = stream.column();
return tagNameState;
} else if (type == "closeTag") {
return closeTagNameState;
} else {
return baseState;
}
}
function tagNameState(type, stream, state) {
if (type == "word") {
state.tagName = stream.current();
setStyle = "tag";
return attrState;
} else {
setStyle = "error";
return tagNameState;
}
}
function closeTagNameState(type, stream, state) {
if (type == "word") {
var tagName = stream.current();
if (state.context && state.context.tagName != tagName &&
config.implicitlyClosed.hasOwnProperty(state.context.tagName))
popContext(state);
if ((state.context && state.context.tagName == tagName) || config.matchClosing === false) {
setStyle = "tag";
return closeState;
} else {
setStyle = "tag error";
return closeStateErr;
}
} else {
setStyle = "error";
return closeStateErr;
}
}
function closeState(type, _stream, state) {
if (type != "endTag") {
setStyle = "error";
return closeState;
}
popContext(state);
return baseState;
}
function closeStateErr(type, stream, state) {
setStyle = "error";
return closeState(type, stream, state);
}
function attrState(type, _stream, state) {
if (type == "word") {
setStyle = "attribute";
return attrEqState;
} else if (type == "endTag" || type == "selfcloseTag") {
var tagName = state.tagName, tagStart = state.tagStart;
state.tagName = state.tagStart = null;
if (type == "selfcloseTag" ||
config.autoSelfClosers.hasOwnProperty(tagName)) {
maybePopContext(state, tagName);
} else {
maybePopContext(state, tagName);
state.context = new Context(state, tagName, tagStart == state.indented);
}
return baseState;
}
setStyle = "error";
return attrState;
}
function attrEqState(type, stream, state) {
if (type == "equals") return attrValueState;
if (!config.allowMissing) setStyle = "error";
return attrState(type, stream, state);
}
function attrValueState(type, stream, state) {
if (type == "string") return attrContinuedState;
if (type == "word" && config.allowUnquoted) {setStyle = "string"; return attrState;}
setStyle = "error";
return attrState(type, stream, state);
}
function attrContinuedState(type, stream, state) {
if (type == "string") return attrContinuedState;
return attrState(type, stream, state);
}
return {
startState: function(baseIndent) {
var state = {tokenize: inText,
state: baseState,
indented: baseIndent || 0,
tagName: null, tagStart: null,
context: null}
if (baseIndent != null) state.baseIndent = baseIndent
return state
},
token: function(stream, state) {
if (!state.tagName && stream.sol())
state.indented = stream.indentation();
if (stream.eatSpace()) return null;
type = null;
var style = state.tokenize(stream, state);
if ((style || type) && style != "comment") {
setStyle = null;
state.state = state.state(type || style, stream, state);
if (setStyle)
style = setStyle == "error" ? style + " error" : setStyle;
}
return style;
},
indent: function(state, textAfter, fullLine) {
var context = state.context;
// Indent multi-line strings (e.g. css).
if (state.tokenize.isInAttribute) {
if (state.tagStart == state.indented)
return state.stringStartCol + 1;
else
return state.indented + indentUnit;
}
if (context && context.noIndent) return CodeMirror.Pass;
if (state.tokenize != inTag && state.tokenize != inText)
return fullLine ? fullLine.match(/^(\s*)/)[0].length : 0;
// Indent the starts of attribute names.
if (state.tagName) {
if (config.multilineTagIndentPastTag !== false)
return state.tagStart + state.tagName.length + 2;
else
return state.tagStart + indentUnit * (config.multilineTagIndentFactor || 1);
}
if (config.alignCDATA && /<!\[CDATA\[/.test(textAfter)) return 0;
var tagAfter = textAfter && /^<(\/)?([\w_:\.-]*)/.exec(textAfter);
if (tagAfter && tagAfter[1]) { // Closing tag spotted
while (context) {
if (context.tagName == tagAfter[2]) {
context = context.prev;
break;
} else if (config.implicitlyClosed.hasOwnProperty(context.tagName)) {
context = context.prev;
} else {
break;
}
}
} else if (tagAfter) { // Opening tag spotted
while (context) {
var grabbers = config.contextGrabbers[context.tagName];
if (grabbers && grabbers.hasOwnProperty(tagAfter[2]))
context = context.prev;
else
break;
}
}
while (context && context.prev && !context.startOfLine)
context = context.prev;
if (context) return context.indent + indentUnit;
else return state.baseIndent || 0;
},
electricInput: /<\/[\s\w:]+>$/,
blockCommentStart: "<!--",
blockCommentEnd: "-->",
configuration: config.htmlMode ? "html" : "xml",
helperType: config.htmlMode ? "html" : "xml",
skipAttribute: function(state) {
if (state.state == attrValueState)
state.state = attrState
}
};
});
CodeMirror.defineMIME("text/xml", "xml");
CodeMirror.defineMIME("application/xml", "xml");
if (!CodeMirror.mimeModes.hasOwnProperty("text/html"))
CodeMirror.defineMIME("text/html", {name: "xml", htmlMode: true});
});
/***/ },
/* 10 */
/***/ function(module, exports, __webpack_require__) {
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
(function(mod) {
if (true) // CommonJS
mod(__webpack_require__(2));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
CodeMirror.defineMode("css", function(config, parserConfig) {
var inline = parserConfig.inline
if (!parserConfig.propertyKeywords) parserConfig = CodeMirror.resolveMode("text/css");
var indentUnit = config.indentUnit,
tokenHooks = parserConfig.tokenHooks,
documentTypes = parserConfig.documentTypes || {},
mediaTypes = parserConfig.mediaTypes || {},
mediaFeatures = parserConfig.mediaFeatures || {},
mediaValueKeywords = parserConfig.mediaValueKeywords || {},
propertyKeywords = parserConfig.propertyKeywords || {},
nonStandardPropertyKeywords = parserConfig.nonStandardPropertyKeywords || {},
fontProperties = parserConfig.fontProperties || {},
counterDescriptors = parserConfig.counterDescriptors || {},
colorKeywords = parserConfig.colorKeywords || {},
valueKeywords = parserConfig.valueKeywords || {},
allowNested = parserConfig.allowNested,
supportsAtComponent = parserConfig.supportsAtComponent === true;
var type, override;
function ret(style, tp) { type = tp; return style; }
// Tokenizers
function tokenBase(stream, state) {
var ch = stream.next();
if (tokenHooks[ch]) {
var result = tokenHooks[ch](stream, state);
if (result !== false) return result;
}
if (ch == "@") {
stream.eatWhile(/[\w\\\-]/);
return ret("def", stream.current());
} else if (ch == "=" || (ch == "~" || ch == "|") && stream.eat("=")) {
return ret(null, "compare");
} else if (ch == "\"" || ch == "'") {
state.tokenize = tokenString(ch);
return state.tokenize(stream, state);
} else if (ch == "#") {
stream.eatWhile(/[\w\\\-]/);
return ret("atom", "hash");
} else if (ch == "!") {
stream.match(/^\s*\w*/);
return ret("keyword", "important");
} else if (/\d/.test(ch) || ch == "." && stream.eat(/\d/)) {
stream.eatWhile(/[\w.%]/);
return ret("number", "unit");
} else if (ch === "-") {
if (/[\d.]/.test(stream.peek())) {
stream.eatWhile(/[\w.%]/);
return ret("number", "unit");
} else if (stream.match(/^-[\w\\\-]+/)) {
stream.eatWhile(/[\w\\\-]/);
if (stream.match(/^\s*:/, false))
return ret("variable-2", "variable-definition");
return ret("variable-2", "variable");
} else if (stream.match(/^\w+-/)) {
return ret("meta", "meta");
}
} else if (/[,+>*\/]/.test(ch)) {
return ret(null, "select-op");
} else if (ch == "." && stream.match(/^-?[_a-z][_a-z0-9-]*/i)) {
return ret("qualifier", "qualifier");
} else if (/[:;{}\[\]\(\)]/.test(ch)) {
return ret(null, ch);
} else if ((ch == "u" && stream.match(/rl(-prefix)?\(/)) ||
(ch == "d" && stream.match("omain(")) ||
(ch == "r" && stream.match("egexp("))) {
stream.backUp(1);
state.tokenize = tokenParenthesized;
return ret("property", "word");
} else if (/[\w\\\-]/.test(ch)) {
stream.eatWhile(/[\w\\\-]/);
return ret("property", "word");
} else {
return ret(null, null);
}
}
function tokenString(quote) {
return function(stream, state) {
var escaped = false, ch;
while ((ch = stream.next()) != null) {
if (ch == quote && !escaped) {
if (quote == ")") stream.backUp(1);
break;
}
escaped = !escaped && ch == "\\";
}
if (ch == quote || !escaped && quote != ")") state.tokenize = null;
return ret("string", "string");
};
}
function tokenParenthesized(stream, state) {
stream.next(); // Must be '('
if (!stream.match(/\s*[\"\')]/, false))
state.tokenize = tokenString(")");
else
state.tokenize = null;
return ret(null, "(");
}
// Context management
function Context(type, indent, prev) {
this.type = type;
this.indent = indent;
this.prev = prev;
}
function pushContext(state, stream, type, indent) {
state.context = new Context(type, stream.indentation() + (indent === false ? 0 : indentUnit), state.context);
return type;
}
function popContext(state) {
if (state.context.prev)
state.context = state.context.prev;
return state.context.type;
}
function pass(type, stream, state) {
return states[state.context.type](type, stream, state);
}
function popAndPass(type, stream, state, n) {
for (var i = n || 1; i > 0; i--)
state.context = state.context.prev;
return pass(type, stream, state);
}
// Parser
function wordAsValue(stream) {
var word = stream.current().toLowerCase();
if (valueKeywords.hasOwnProperty(word))
override = "atom";
else if (colorKeywords.hasOwnProperty(word))
override = "keyword";
else
override = "variable";
}
var states = {};
states.top = function(type, stream, state) {
if (type == "{") {
return pushContext(state, stream, "block");
} else if (type == "}" && state.context.prev) {
return popContext(state);
} else if (supportsAtComponent && /@component/.test(type)) {
return pushContext(state, stream, "atComponentBlock");
} else if (/^@(-moz-)?document$/.test(type)) {
return pushContext(state, stream, "documentTypes");
} else if (/^@(media|supports|(-moz-)?document|import)$/.test(type)) {
return pushContext(state, stream, "atBlock");
} else if (/^@(font-face|counter-style)/.test(type)) {
state.stateArg = type;
return "restricted_atBlock_before";
} else if (/^@(-(moz|ms|o|webkit)-)?keyframes$/.test(type)) {
return "keyframes";
} else if (type && type.charAt(0) == "@") {
return pushContext(state, stream, "at");
} else if (type == "hash") {
override = "builtin";
} else if (type == "word") {
override = "tag";
} else if (type == "variable-definition") {
return "maybeprop";
} else if (type == "interpolation") {
return pushContext(state, stream, "interpolation");
} else if (type == ":") {
return "pseudo";
} else if (allowNested && type == "(") {
return pushContext(state, stream, "parens");
}
return state.context.type;
};
states.block = function(type, stream, state) {
if (type == "word") {
var word = stream.current().toLowerCase();
if (propertyKeywords.hasOwnProperty(word)) {
override = "property";
return "maybeprop";
} else if (nonStandardPropertyKeywords.hasOwnProperty(word)) {
override = "string-2";
return "maybeprop";
} else if (allowNested) {
override = stream.match(/^\s*:(?:\s|$)/, false) ? "property" : "tag";
return "block";
} else {
override += " error";
return "maybeprop";
}
} else if (type == "meta") {
return "block";
} else if (!allowNested && (type == "hash" || type == "qualifier")) {
override = "error";
return "block";
} else {
return states.top(type, stream, state);
}
};
states.maybeprop = function(type, stream, state) {
if (type == ":") return pushContext(state, stream, "prop");
return pass(type, stream, state);
};
states.prop = function(type, stream, state) {
if (type == ";") return popContext(state);
if (type == "{" && allowNested) return pushContext(state, stream, "propBlock");
if (type == "}" || type == "{") return popAndPass(type, stream, state);
if (type == "(") return pushContext(state, stream, "parens");
if (type == "hash" && !/^#([0-9a-fA-f]{3,4}|[0-9a-fA-f]{6}|[0-9a-fA-f]{8})$/.test(stream.current())) {
override += " error";
} else if (type == "word") {
wordAsValue(stream);
} else if (type == "interpolation") {
return pushContext(state, stream, "interpolation");
}
return "prop";
};
states.propBlock = function(type, _stream, state) {
if (type == "}") return popContext(state);
if (type == "word") { override = "property"; return "maybeprop"; }
return state.context.type;
};
states.parens = function(type, stream, state) {
if (type == "{" || type == "}") return popAndPass(type, stream, state);
if (type == ")") return popContext(state);
if (type == "(") return pushContext(state, stream, "parens");
if (type == "interpolation") return pushContext(state, stream, "interpolation");
if (type == "word") wordAsValue(stream);
return "parens";
};
states.pseudo = function(type, stream, state) {
if (type == "word") {
override = "variable-3";
return state.context.type;
}
return pass(type, stream, state);
};
states.documentTypes = function(type, stream, state) {
if (type == "word" && documentTypes.hasOwnProperty(stream.current())) {
override = "tag";
return state.context.type;
} else {
return states.atBlock(type, stream, state);
}
};
states.atBlock = function(type, stream, state) {
if (type == "(") return pushContext(state, stream, "atBlock_parens");
if (type == "}" || type == ";") return popAndPass(type, stream, state);
if (type == "{") return popContext(state) && pushContext(state, stream, allowNested ? "block" : "top");
if (type == "interpolation") return pushContext(state, stream, "interpolation");
if (type == "word") {
var word = stream.current().toLowerCase();
if (word == "only" || word == "not" || word == "and" || word == "or")
override = "keyword";
else if (mediaTypes.hasOwnProperty(word))
override = "attribute";
else if (mediaFeatures.hasOwnProperty(word))
override = "property";
else if (mediaValueKeywords.hasOwnProperty(word))
override = "keyword";
else if (propertyKeywords.hasOwnProperty(word))
override = "property";
else if (nonStandardPropertyKeywords.hasOwnProperty(word))
override = "string-2";
else if (valueKeywords.hasOwnProperty(word))
override = "atom";
else if (colorKeywords.hasOwnProperty(word))
override = "keyword";
else
override = "error";
}
return state.context.type;
};
states.atComponentBlock = function(type, stream, state) {
if (type == "}")
return popAndPass(type, stream, state);
if (type == "{")
return popContext(state) && pushContext(state, stream, allowNested ? "block" : "top", false);
if (type == "word")
override = "error";
return state.context.type;
};
states.atBlock_parens = function(type, stream, state) {
if (type == ")") return popContext(state);
if (type == "{" || type == "}") return popAndPass(type, stream, state, 2);
return states.atBlock(type, stream, state);
};
states.restricted_atBlock_before = function(type, stream, state) {
if (type == "{")
return pushContext(state, stream, "restricted_atBlock");
if (type == "word" && state.stateArg == "@counter-style") {
override = "variable";
return "restricted_atBlock_before";
}
return pass(type, stream, state);
};
states.restricted_atBlock = function(type, stream, state) {
if (type == "}") {
state.stateArg = null;
return popContext(state);
}
if (type == "word") {
if ((state.stateArg == "@font-face" && !fontProperties.hasOwnProperty(stream.current().toLowerCase())) ||
(state.stateArg == "@counter-style" && !counterDescriptors.hasOwnProperty(stream.current().toLowerCase())))
override = "error";
else
override = "property";
return "maybeprop";
}
return "restricted_atBlock";
};
states.keyframes = function(type, stream, state) {
if (type == "word") { override = "variable"; return "keyframes"; }
if (type == "{") return pushContext(state, stream, "top");
return pass(type, stream, state);
};
states.at = function(type, stream, state) {
if (type == ";") return popContext(state);
if (type == "{" || type == "}") return popAndPass(type, stream, state);
if (type == "word") override = "tag";
else if (type == "hash") override = "builtin";
return "at";
};
states.interpolation = function(type, stream, state) {
if (type == "}") return popContext(state);
if (type == "{" || type == ";") return popAndPass(type, stream, state);
if (type == "word") override = "variable";
else if (type != "variable" && type != "(" && type != ")") override = "error";
return "interpolation";
};
return {
startState: function(base) {
return {tokenize: null,
state: inline ? "block" : "top",
stateArg: null,
context: new Context(inline ? "block" : "top", base || 0, null)};
},
token: function(stream, state) {
if (!state.tokenize && stream.eatSpace()) return null;
var style = (state.tokenize || tokenBase)(stream, state);
if (style && typeof style == "object") {
type = style[1];
style = style[0];
}
override = style;
state.state = states[state.state](type, stream, state);
return override;
},
indent: function(state, textAfter) {
var cx = state.context, ch = textAfter && textAfter.charAt(0);
var indent = cx.indent;
if (cx.type == "prop" && (ch == "}" || ch == ")")) cx = cx.prev;
if (cx.prev) {
if (ch == "}" && (cx.type == "block" || cx.type == "top" ||
cx.type == "interpolation" || cx.type == "restricted_atBlock")) {
// Resume indentation from parent context.
cx = cx.prev;
indent = cx.indent;
} else if (ch == ")" && (cx.type == "parens" || cx.type == "atBlock_parens") ||
ch == "{" && (cx.type == "at" || cx.type == "atBlock")) {
// Dedent relative to current context.
indent = Math.max(0, cx.indent - indentUnit);
cx = cx.prev;
}
}
return indent;
},
electricChars: "}",
blockCommentStart: "/*",
blockCommentEnd: "*/",
fold: "brace"
};
});
function keySet(array) {
var keys = {};
for (var i = 0; i < array.length; ++i) {
keys[array[i]] = true;
}
return keys;
}
var documentTypes_ = [
"domain", "regexp", "url", "url-prefix"
], documentTypes = keySet(documentTypes_);
var mediaTypes_ = [
"all", "aural", "braille", "handheld", "print", "projection", "screen",
"tty", "tv", "embossed"
], mediaTypes = keySet(mediaTypes_);
var mediaFeatures_ = [
"width", "min-width", "max-width", "height", "min-height", "max-height",
"device-width", "min-device-width", "max-device-width", "device-height",
"min-device-height", "max-device-height", "aspect-ratio",
"min-aspect-ratio", "max-aspect-ratio", "device-aspect-ratio",
"min-device-aspect-ratio", "max-device-aspect-ratio", "color", "min-color",
"max-color", "color-index", "min-color-index", "max-color-index",
"monochrome", "min-monochrome", "max-monochrome", "resolution",
"min-resolution", "max-resolution", "scan", "grid", "orientation",
"device-pixel-ratio", "min-device-pixel-ratio", "max-device-pixel-ratio",
"pointer", "any-pointer", "hover", "any-hover"
], mediaFeatures = keySet(mediaFeatures_);
var mediaValueKeywords_ = [
"landscape", "portrait", "none", "coarse", "fine", "on-demand", "hover",
"interlace", "progressive"
], mediaValueKeywords = keySet(mediaValueKeywords_);
var propertyKeywords_ = [
"align-content", "align-items", "align-self", "alignment-adjust",
"alignment-baseline", "anchor-point", "animation", "animation-delay",
"animation-direction", "animation-duration", "animation-fill-mode",
"animation-iteration-count", "animation-name", "animation-play-state",
"animation-timing-function", "appearance", "azimuth", "backface-visibility",
"background", "background-attachment", "background-blend-mode", "background-clip",
"background-color", "background-image", "background-origin", "background-position",
"background-repeat", "background-size", "baseline-shift", "binding",
"bleed", "bookmark-label", "bookmark-level", "bookmark-state",
"bookmark-target", "border", "border-bottom", "border-bottom-color",
"border-bottom-left-radius", "border-bottom-right-radius",
"border-bottom-style", "border-bottom-width", "border-collapse",
"border-color", "border-image", "border-image-outset",
"border-image-repeat", "border-image-slice", "border-image-source",
"border-image-width", "border-left", "border-left-color",
"border-left-style", "border-left-width", "border-radius", "border-right",
"border-right-color", "border-right-style", "border-right-width",
"border-spacing", "border-style", "border-top", "border-top-color",
"border-top-left-radius", "border-top-right-radius", "border-top-style",
"border-top-width", "border-width", "bottom", "box-decoration-break",
"box-shadow", "box-sizing", "break-after", "break-before", "break-inside",
"caption-side", "clear", "clip", "color", "color-profile", "column-count",
"column-fill", "column-gap", "column-rule", "column-rule-color",
"column-rule-style", "column-rule-width", "column-span", "column-width",
"columns", "content", "counter-increment", "counter-reset", "crop", "cue",
"cue-after", "cue-before", "cursor", "direction", "display",
"dominant-baseline", "drop-initial-after-adjust",
"drop-initial-after-align", "drop-initial-before-adjust",
"drop-initial-before-align", "drop-initial-size", "drop-initial-value",
"elevation", "empty-cells", "fit", "fit-position", "flex", "flex-basis",
"flex-direction", "flex-flow", "flex-grow", "flex-shrink", "flex-wrap",
"float", "float-offset", "flow-from", "flow-into", "font", "font-feature-settings",
"font-family", "font-kerning", "font-language-override", "font-size", "font-size-adjust",
"font-stretch", "font-style", "font-synthesis", "font-variant",
"font-variant-alternates", "font-variant-caps", "font-variant-east-asian",
"font-variant-ligatures", "font-variant-numeric", "font-variant-position",
"font-weight", "grid", "grid-area", "grid-auto-columns", "grid-auto-flow",
"grid-auto-rows", "grid-column", "grid-column-end", "grid-column-gap",
"grid-column-start", "grid-gap", "grid-row", "grid-row-end", "grid-row-gap",
"grid-row-start", "grid-template", "grid-template-areas", "grid-template-columns",
"grid-template-rows", "hanging-punctuation", "height", "hyphens",
"icon", "image-orientation", "image-rendering", "image-resolution",
"inline-box-align", "justify-content", "left", "letter-spacing",
"line-break", "line-height", "line-stacking", "line-stacking-ruby",
"line-stacking-shift", "line-stacking-strategy", "list-style",
"list-style-image", "list-style-position", "list-style-type", "margin",
"margin-bottom", "margin-left", "margin-right", "margin-top",
"marks", "marquee-direction", "marquee-loop",
"marquee-play-count", "marquee-speed", "marquee-style", "max-height",
"max-width", "min-height", "min-width", "move-to", "nav-down", "nav-index",
"nav-left", "nav-right", "nav-up", "object-fit", "object-position",
"opacity", "order", "orphans", "outline",
"outline-color", "outline-offset", "outline-style", "outline-width",
"overflow", "overflow-style", "overflow-wrap", "overflow-x", "overflow-y",
"padding", "padding-bottom", "padding-left", "padding-right", "padding-top",
"page", "page-break-after", "page-break-before", "page-break-inside",
"page-policy", "pause", "pause-after", "pause-before", "perspective",
"perspective-origin", "pitch", "pitch-range", "play-during", "position",
"presentation-level", "punctuation-trim", "quotes", "region-break-after",
"region-break-before", "region-break-inside", "region-fragment",
"rendering-intent", "resize", "rest", "rest-after", "rest-before", "richness",
"right", "rotation", "rotation-point", "ruby-align", "ruby-overhang",
"ruby-position", "ruby-span", "shape-image-threshold", "shape-inside", "shape-margin",
"shape-outside", "size", "speak", "speak-as", "speak-header",
"speak-numeral", "speak-punctuation", "speech-rate", "stress", "string-set",
"tab-size", "table-layout", "target", "target-name", "target-new",
"target-position", "text-align", "text-align-last", "text-decoration",
"text-decoration-color", "text-decoration-line", "text-decoration-skip",
"text-decoration-style", "text-emphasis", "text-emphasis-color",
"text-emphasis-position", "text-emphasis-style", "text-height",
"text-indent", "text-justify", "text-outline", "text-overflow", "text-shadow",
"text-size-adjust", "text-space-collapse", "text-transform", "text-underline-position",
"text-wrap", "top", "transform", "transform-origin", "transform-style",
"transition", "transition-delay", "transition-duration",
"transition-property", "transition-timing-function", "unicode-bidi",
"vertical-align", "visibility", "voice-balance", "voice-duration",
"voice-family", "voice-pitch", "voice-range", "voice-rate", "voice-stress",
"voice-volume", "volume", "white-space", "widows", "width", "word-break",
"word-spacing", "word-wrap", "z-index",
// SVG-specific
"clip-path", "clip-rule", "mask", "enable-background", "filter", "flood-color",
"flood-opacity", "lighting-color", "stop-color", "stop-opacity", "pointer-events",
"color-interpolation", "color-interpolation-filters",
"color-rendering", "fill", "fill-opacity", "fill-rule", "image-rendering",
"marker", "marker-end", "marker-mid", "marker-start", "shape-rendering", "stroke",
"stroke-dasharray", "stroke-dashoffset", "stroke-linecap", "stroke-linejoin",
"stroke-miterlimit", "stroke-opacity", "stroke-width", "text-rendering",
"baseline-shift", "dominant-baseline", "glyph-orientation-horizontal",
"glyph-orientation-vertical", "text-anchor", "writing-mode"
], propertyKeywords = keySet(propertyKeywords_);
var nonStandardPropertyKeywords_ = [
"scrollbar-arrow-color", "scrollbar-base-color", "scrollbar-dark-shadow-color",
"scrollbar-face-color", "scrollbar-highlight-color", "scrollbar-shadow-color",
"scrollbar-3d-light-color", "scrollbar-track-color", "shape-inside",
"searchfield-cancel-button", "searchfield-decoration", "searchfield-results-button",
"searchfield-results-decoration", "zoom"
], nonStandardPropertyKeywords = keySet(nonStandardPropertyKeywords_);
var fontProperties_ = [
"font-family", "src", "unicode-range", "font-variant", "font-feature-settings",
"font-stretch", "font-weight", "font-style"
], fontProperties = keySet(fontProperties_);
var counterDescriptors_ = [
"additive-symbols", "fallback", "negative", "pad", "prefix", "range",
"speak-as", "suffix", "symbols", "system"
], counterDescriptors = keySet(counterDescriptors_);
var colorKeywords_ = [
"aliceblue", "antiquewhite", "aqua", "aquamarine", "azure", "beige",
"bisque", "black", "blanchedalmond", "blue", "blueviolet", "brown",
"burlywood", "cadetblue", "chartreuse", "chocolate", "coral", "cornflowerblue",
"cornsilk", "crimson", "cyan", "darkblue", "darkcyan", "darkgoldenrod",
"darkgray", "darkgreen", "darkkhaki", "darkmagenta", "darkolivegreen",
"darkorange", "darkorchid", "darkred", "darksalmon", "darkseagreen",
"darkslateblue", "darkslategray", "darkturquoise", "darkviolet",
"deeppink", "deepskyblue", "dimgray", "dodgerblue", "firebrick",
"floralwhite", "forestgreen", "fuchsia", "gainsboro", "ghostwhite",
"gold", "goldenrod", "gray", "grey", "green", "greenyellow", "honeydew",
"hotpink", "indianred", "indigo", "ivory", "khaki", "lavender",
"lavenderblush", "lawngreen", "lemonchiffon", "lightblue", "lightcoral",
"lightcyan", "lightgoldenrodyellow", "lightgray", "lightgreen", "lightpink",
"lightsalmon", "lightseagreen", "lightskyblue", "lightslategray",
"lightsteelblue", "lightyellow", "lime", "limegreen", "linen", "magenta",
"maroon", "mediumaquamarine", "mediumblue", "mediumorchid", "mediumpurple",
"mediumseagreen", "mediumslateblue", "mediumspringgreen", "mediumturquoise",
"mediumvioletred", "midnightblue", "mintcream", "mistyrose", "moccasin",
"navajowhite", "navy", "oldlace", "olive", "olivedrab", "orange", "orangered",
"orchid", "palegoldenrod", "palegreen", "paleturquoise", "palevioletred",
"papayawhip", "peachpuff", "peru", "pink", "plum", "powderblue",
"purple", "rebeccapurple", "red", "rosybrown", "royalblue", "saddlebrown",
"salmon", "sandybrown", "seagreen", "seashell", "sienna", "silver", "skyblue",
"slateblue", "slategray", "snow", "springgreen", "steelblue", "tan",
"teal", "thistle", "tomato", "turquoise", "violet", "wheat", "white",
"whitesmoke", "yellow", "yellowgreen"
], colorKeywords = keySet(colorKeywords_);
var valueKeywords_ = [
"above", "absolute", "activeborder", "additive", "activecaption", "afar",
"after-white-space", "ahead", "alias", "all", "all-scroll", "alphabetic", "alternate",
"always", "amharic", "amharic-abegede", "antialiased", "appworkspace",
"arabic-indic", "armenian", "asterisks", "attr", "auto", "avoid", "avoid-column", "avoid-page",
"avoid-region", "background", "backwards", "baseline", "below", "bidi-override", "binary",
"bengali", "blink", "block", "block-axis", "bold", "bolder", "border", "border-box",
"both", "bottom", "break", "break-all", "break-word", "bullets", "button", "button-bevel",
"buttonface", "buttonhighlight", "buttonshadow", "buttontext", "calc", "cambodian",
"capitalize", "caps-lock-indicator", "caption", "captiontext", "caret",
"cell", "center", "checkbox", "circle", "cjk-decimal", "cjk-earthly-branch",
"cjk-heavenly-stem", "cjk-ideographic", "clear", "clip", "close-quote",
"col-resize", "collapse", "color", "color-burn", "color-dodge", "column", "column-reverse",
"compact", "condensed", "contain", "content",
"content-box", "context-menu", "continuous", "copy", "counter", "counters", "cover", "crop",
"cross", "crosshair", "currentcolor", "cursive", "cyclic", "darken", "dashed", "decimal",
"decimal-leading-zero", "default", "default-button", "dense", "destination-atop",
"destination-in", "destination-out", "destination-over", "devanagari", "difference",
"disc", "discard", "disclosure-closed", "disclosure-open", "document",
"dot-dash", "dot-dot-dash",
"dotted", "double", "down", "e-resize", "ease", "ease-in", "ease-in-out", "ease-out",
"element", "ellipse", "ellipsis", "embed", "end", "ethiopic", "ethiopic-abegede",
"ethiopic-abegede-am-et", "ethiopic-abegede-gez", "ethiopic-abegede-ti-er",
"ethiopic-abegede-ti-et", "ethiopic-halehame-aa-er",
"ethiopic-halehame-aa-et", "ethiopic-halehame-am-et",
"ethiopic-halehame-gez", "ethiopic-halehame-om-et",
"ethiopic-halehame-sid-et", "ethiopic-halehame-so-et",
"ethiopic-halehame-ti-er", "ethiopic-halehame-ti-et", "ethiopic-halehame-tig",
"ethiopic-numeric", "ew-resize", "exclusion", "expanded", "extends", "extra-condensed",
"extra-expanded", "fantasy", "fast", "fill", "fixed", "flat", "flex", "flex-end", "flex-start", "footnotes",
"forwards", "from", "geometricPrecision", "georgian", "graytext", "grid", "groove",
"gujarati", "gurmukhi", "hand", "hangul", "hangul-consonant", "hard-light", "hebrew",
"help", "hidden", "hide", "higher", "highlight", "highlighttext",
"hiragana", "hiragana-iroha", "horizontal", "hsl", "hsla", "hue", "icon", "ignore",
"inactiveborder", "inactivecaption", "inactivecaptiontext", "infinite",
"infobackground", "infotext", "inherit", "initial", "inline", "inline-axis",
"inline-block", "inline-flex", "inline-grid", "inline-table", "inset", "inside", "intrinsic", "invert",
"italic", "japanese-formal", "japanese-informal", "justify", "kannada",
"katakana", "katakana-iroha", "keep-all", "khmer",
"korean-hangul-formal", "korean-hanja-formal", "korean-hanja-informal",
"landscape", "lao", "large", "larger", "left", "level", "lighter", "lighten",
"line-through", "linear", "linear-gradient", "lines", "list-item", "listbox", "listitem",
"local", "logical", "loud", "lower", "lower-alpha", "lower-armenian",
"lower-greek", "lower-hexadecimal", "lower-latin", "lower-norwegian",
"lower-roman", "lowercase", "ltr", "luminosity", "malayalam", "match", "matrix", "matrix3d",
"media-controls-background", "media-current-time-display",
"media-fullscreen-button", "media-mute-button", "media-play-button",
"media-return-to-realtime-button", "media-rewind-button",
"media-seek-back-button", "media-seek-forward-button", "media-slider",
"media-sliderthumb", "media-time-remaining-display", "media-volume-slider",
"media-volume-slider-container", "media-volume-sliderthumb", "medium",
"menu", "menulist", "menulist-button", "menulist-text",
"menulist-textfield", "menutext", "message-box", "middle", "min-intrinsic",
"mix", "mongolian", "monospace", "move", "multiple", "multiply", "myanmar", "n-resize",
"narrower", "ne-resize", "nesw-resize", "no-close-quote", "no-drop",
"no-open-quote", "no-repeat", "none", "normal", "not-allowed", "nowrap",
"ns-resize", "numbers", "numeric", "nw-resize", "nwse-resize", "oblique", "octal", "open-quote",
"optimizeLegibility", "optimizeSpeed", "oriya", "oromo", "outset",
"outside", "outside-shape", "overlay", "overline", "padding", "padding-box",
"painted", "page", "paused", "persian", "perspective", "plus-darker", "plus-lighter",
"pointer", "polygon", "portrait", "pre", "pre-line", "pre-wrap", "preserve-3d",
"progress", "push-button", "radial-gradient", "radio", "read-only",
"read-write", "read-write-plaintext-only", "rectangle", "region",
"relative", "repeat", "repeating-linear-gradient",
"repeating-radial-gradient", "repeat-x", "repeat-y", "reset", "reverse",
"rgb", "rgba", "ridge", "right", "rotate", "rotate3d", "rotateX", "rotateY",
"rotateZ", "round", "row", "row-resize", "row-reverse", "rtl", "run-in", "running",
"s-resize", "sans-serif", "saturation", "scale", "scale3d", "scaleX", "scaleY", "scaleZ", "screen",
"scroll", "scrollbar", "se-resize", "searchfield",
"searchfield-cancel-button", "searchfield-decoration",
"searchfield-results-button", "searchfield-results-decoration",
"semi-condensed", "semi-expanded", "separate", "serif", "show", "sidama",
"simp-chinese-formal", "simp-chinese-informal", "single",
"skew", "skewX", "skewY", "skip-white-space", "slide", "slider-horizontal",
"slider-vertical", "sliderthumb-horizontal", "sliderthumb-vertical", "slow",
"small", "small-caps", "small-caption", "smaller", "soft-light", "solid", "somali",
"source-atop", "source-in", "source-out", "source-over", "space", "space-around", "space-between", "spell-out", "square",
"square-button", "start", "static", "status-bar", "stretch", "stroke", "sub",
"subpixel-antialiased", "super", "sw-resize", "symbolic", "symbols", "table",
"table-caption", "table-cell", "table-column", "table-column-group",
"table-footer-group", "table-header-group", "table-row", "table-row-group",
"tamil",
"telugu", "text", "text-bottom", "text-top", "textarea", "textfield", "thai",
"thick", "thin", "threeddarkshadow", "threedface", "threedhighlight",
"threedlightshadow", "threedshadow", "tibetan", "tigre", "tigrinya-er",
"tigrinya-er-abegede", "tigrinya-et", "tigrinya-et-abegede", "to", "top",
"trad-chinese-formal", "trad-chinese-informal",
"translate", "translate3d", "translateX", "translateY", "translateZ",
"transparent", "ultra-condensed", "ultra-expanded", "underline", "up",
"upper-alpha", "upper-armenian", "upper-greek", "upper-hexadecimal",
"upper-latin", "upper-norwegian", "upper-roman", "uppercase", "urdu", "url",
"var", "vertical", "vertical-text", "visible", "visibleFill", "visiblePainted",
"visibleStroke", "visual", "w-resize", "wait", "wave", "wider",
"window", "windowframe", "windowtext", "words", "wrap", "wrap-reverse", "x-large", "x-small", "xor",
"xx-large", "xx-small"
], valueKeywords = keySet(valueKeywords_);
var allWords = documentTypes_.concat(mediaTypes_).concat(mediaFeatures_).concat(mediaValueKeywords_)
.concat(propertyKeywords_).concat(nonStandardPropertyKeywords_).concat(colorKeywords_)
.concat(valueKeywords_);
CodeMirror.registerHelper("hintWords", "css", allWords);
function tokenCComment(stream, state) {
var maybeEnd = false, ch;
while ((ch = stream.next()) != null) {
if (maybeEnd && ch == "/") {
state.tokenize = null;
break;
}
maybeEnd = (ch == "*");
}
return ["comment", "comment"];
}
CodeMirror.defineMIME("text/css", {
documentTypes: documentTypes,
mediaTypes: mediaTypes,
mediaFeatures: mediaFeatures,
mediaValueKeywords: mediaValueKeywords,
propertyKeywords: propertyKeywords,
nonStandardPropertyKeywords: nonStandardPropertyKeywords,
fontProperties: fontProperties,
counterDescriptors: counterDescriptors,
colorKeywords: colorKeywords,
valueKeywords: valueKeywords,
tokenHooks: {
"/": function(stream, state) {
if (!stream.eat("*")) return false;
state.tokenize = tokenCComment;
return tokenCComment(stream, state);
}
},
name: "css"
});
CodeMirror.defineMIME("text/x-scss", {
mediaTypes: mediaTypes,
mediaFeatures: mediaFeatures,
mediaValueKeywords: mediaValueKeywords,
propertyKeywords: propertyKeywords,
nonStandardPropertyKeywords: nonStandardPropertyKeywords,
colorKeywords: colorKeywords,
valueKeywords: valueKeywords,
fontProperties: fontProperties,
allowNested: true,
tokenHooks: {
"/": function(stream, state) {
if (stream.eat("/")) {
stream.skipToEnd();
return ["comment", "comment"];
} else if (stream.eat("*")) {
state.tokenize = tokenCComment;
return tokenCComment(stream, state);
} else {
return ["operator", "operator"];
}
},
":": function(stream) {
if (stream.match(/\s*\{/))
return [null, "{"];
return false;
},
"$": function(stream) {
stream.match(/^[\w-]+/);
if (stream.match(/^\s*:/, false))
return ["variable-2", "variable-definition"];
return ["variable-2", "variable"];
},
"#": function(stream) {
if (!stream.eat("{")) return false;
return [null, "interpolation"];
}
},
name: "css",
helperType: "scss"
});
CodeMirror.defineMIME("text/x-less", {
mediaTypes: mediaTypes,
mediaFeatures: mediaFeatures,
mediaValueKeywords: mediaValueKeywords,
propertyKeywords: propertyKeywords,
nonStandardPropertyKeywords: nonStandardPropertyKeywords,
colorKeywords: colorKeywords,
valueKeywords: valueKeywords,
fontProperties: fontProperties,
allowNested: true,
tokenHooks: {
"/": function(stream, state) {
if (stream.eat("/")) {
stream.skipToEnd();
return ["comment", "comment"];
} else if (stream.eat("*")) {
state.tokenize = tokenCComment;
return tokenCComment(stream, state);
} else {
return ["operator", "operator"];
}
},
"@": function(stream) {
if (stream.eat("{")) return [null, "interpolation"];
if (stream.match(/^(charset|document|font-face|import|(-(moz|ms|o|webkit)-)?keyframes|media|namespace|page|supports)\b/, false)) return false;
stream.eatWhile(/[\w\\\-]/);
if (stream.match(/^\s*:/, false))
return ["variable-2", "variable-definition"];
return ["variable-2", "variable"];
},
"&": function() {
return ["atom", "atom"];
}
},
name: "css",
helperType: "less"
});
CodeMirror.defineMIME("text/x-gss", {
documentTypes: documentTypes,
mediaTypes: mediaTypes,
mediaFeatures: mediaFeatures,
propertyKeywords: propertyKeywords,
nonStandardPropertyKeywords: nonStandardPropertyKeywords,
fontProperties: fontProperties,
counterDescriptors: counterDescriptors,
colorKeywords: colorKeywords,
valueKeywords: valueKeywords,
supportsAtComponent: true,
tokenHooks: {
"/": function(stream, state) {
if (!stream.eat("*")) return false;
state.tokenize = tokenCComment;
return tokenCComment(stream, state);
}
},
name: "css",
helperType: "gss"
});
});
/***/ },
/* 11 */
/***/ function(module, exports, __webpack_require__) {
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
(function(mod) {
if (true) // CommonJS
mod(__webpack_require__(2), __webpack_require__(9), __webpack_require__(8), __webpack_require__(10));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror", "../xml/xml", "../javascript/javascript", "../css/css"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
var defaultTags = {
script: [
["lang", /(javascript|babel)/i, "javascript"],
["type", /^(?:text|application)\/(?:x-)?(?:java|ecma)script$|^$/i, "javascript"],
["type", /./, "text/plain"],
[null, null, "javascript"]
],
style: [
["lang", /^css$/i, "css"],
["type", /^(text\/)?(x-)?(stylesheet|css)$/i, "css"],
["type", /./, "text/plain"],
[null, null, "css"]
]
};
function maybeBackup(stream, pat, style) {
var cur = stream.current(), close = cur.search(pat);
if (close > -1) {
stream.backUp(cur.length - close);
} else if (cur.match(/<\/?$/)) {
stream.backUp(cur.length);
if (!stream.match(pat, false)) stream.match(cur);
}
return style;
}
var attrRegexpCache = {};
function getAttrRegexp(attr) {
var regexp = attrRegexpCache[attr];
if (regexp) return regexp;
return attrRegexpCache[attr] = new RegExp("\\s+" + attr + "\\s*=\\s*('|\")?([^'\"]+)('|\")?\\s*");
}
function getAttrValue(text, attr) {
var match = text.match(getAttrRegexp(attr))
return match ? match[2] : ""
}
function getTagRegexp(tagName, anchored) {
return new RegExp((anchored ? "^" : "") + "<\/\s*" + tagName + "\s*>", "i");
}
function addTags(from, to) {
for (var tag in from) {
var dest = to[tag] || (to[tag] = []);
var source = from[tag];
for (var i = source.length - 1; i >= 0; i--)
dest.unshift(source[i])
}
}
function findMatchingMode(tagInfo, tagText) {
for (var i = 0; i < tagInfo.length; i++) {
var spec = tagInfo[i];
if (!spec[0] || spec[1].test(getAttrValue(tagText, spec[0]))) return spec[2];
}
}
CodeMirror.defineMode("htmlmixed", function (config, parserConfig) {
var htmlMode = CodeMirror.getMode(config, {
name: "xml",
htmlMode: true,
multilineTagIndentFactor: parserConfig.multilineTagIndentFactor,
multilineTagIndentPastTag: parserConfig.multilineTagIndentPastTag
});
var tags = {};
var configTags = parserConfig && parserConfig.tags, configScript = parserConfig && parserConfig.scriptTypes;
addTags(defaultTags, tags);
if (configTags) addTags(configTags, tags);
if (configScript) for (var i = configScript.length - 1; i >= 0; i--)
tags.script.unshift(["type", configScript[i].matches, configScript[i].mode])
function html(stream, state) {
var style = htmlMode.token(stream, state.htmlState), tag = /\btag\b/.test(style), tagName
if (tag && !/[<>\s\/]/.test(stream.current()) &&
(tagName = state.htmlState.tagName && state.htmlState.tagName.toLowerCase()) &&
tags.hasOwnProperty(tagName)) {
state.inTag = tagName + " "
} else if (state.inTag && tag && />$/.test(stream.current())) {
var inTag = /^([\S]+) (.*)/.exec(state.inTag)
state.inTag = null
var modeSpec = stream.current() == ">" && findMatchingMode(tags[inTag[1]], inTag[2])
var mode = CodeMirror.getMode(config, modeSpec)
var endTagA = getTagRegexp(inTag[1], true), endTag = getTagRegexp(inTag[1], false);
state.token = function (stream, state) {
if (stream.match(endTagA, false)) {
state.token = html;
state.localState = state.localMode = null;
return null;
}
return maybeBackup(stream, endTag, state.localMode.token(stream, state.localState));
};
state.localMode = mode;
state.localState = CodeMirror.startState(mode, htmlMode.indent(state.htmlState, ""));
} else if (state.inTag) {
state.inTag += stream.current()
if (stream.eol()) state.inTag += " "
}
return style;
};
return {
startState: function () {
var state = CodeMirror.startState(htmlMode);
return {token: html, inTag: null, localMode: null, localState: null, htmlState: state};
},
copyState: function (state) {
var local;
if (state.localState) {
local = CodeMirror.copyState(state.localMode, state.localState);
}
return {token: state.token, inTag: state.inTag,
localMode: state.localMode, localState: local,
htmlState: CodeMirror.copyState(htmlMode, state.htmlState)};
},
token: function (stream, state) {
return state.token(stream, state);
},
indent: function (state, textAfter) {
if (!state.localMode || /^\s*<\//.test(textAfter))
return htmlMode.indent(state.htmlState, textAfter);
else if (state.localMode.indent)
return state.localMode.indent(state.localState, textAfter);
else
return CodeMirror.Pass;
},
innerMode: function (state) {
return {state: state.localState || state.htmlState, mode: state.localMode || htmlMode};
}
};
}, "xml", "javascript", "css");
CodeMirror.defineMIME("text/html", "htmlmixed");
});
/***/ },
/* 12 */
/***/ function(module, exports, __webpack_require__) {
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
(function(mod) {
if (true) // CommonJS
mod(__webpack_require__(2));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
function Context(indented, column, type, info, align, prev) {
this.indented = indented;
this.column = column;
this.type = type;
this.info = info;
this.align = align;
this.prev = prev;
}
function pushContext(state, col, type, info) {
var indent = state.indented;
if (state.context && state.context.type != "statement" && type != "statement")
indent = state.context.indented;
return state.context = new Context(indent, col, type, info, null, state.context);
}
function popContext(state) {
var t = state.context.type;
if (t == ")" || t == "]" || t == "}")
state.indented = state.context.indented;
return state.context = state.context.prev;
}
function typeBefore(stream, state, pos) {
if (state.prevToken == "variable" || state.prevToken == "variable-3") return true;
if (/\S(?:[^- ]>|[*\]])\s*$|\*$/.test(stream.string.slice(0, pos))) return true;
if (state.typeAtEndOfLine && stream.column() == stream.indentation()) return true;
}
function isTopScope(context) {
for (;;) {
if (!context || context.type == "top") return true;
if (context.type == "}" && context.prev.info != "namespace") return false;
context = context.prev;
}
}
CodeMirror.defineMode("clike", function(config, parserConfig) {
var indentUnit = config.indentUnit,
statementIndentUnit = parserConfig.statementIndentUnit || indentUnit,
dontAlignCalls = parserConfig.dontAlignCalls,
keywords = parserConfig.keywords || {},
types = parserConfig.types || {},
builtin = parserConfig.builtin || {},
blockKeywords = parserConfig.blockKeywords || {},
defKeywords = parserConfig.defKeywords || {},
atoms = parserConfig.atoms || {},
hooks = parserConfig.hooks || {},
multiLineStrings = parserConfig.multiLineStrings,
indentStatements = parserConfig.indentStatements !== false,
indentSwitch = parserConfig.indentSwitch !== false,
namespaceSeparator = parserConfig.namespaceSeparator,
isPunctuationChar = parserConfig.isPunctuationChar || /[\[\]{}\(\),;\:\.]/,
numberStart = parserConfig.numberStart || /[\d\.]/,
number = parserConfig.number || /^(?:0x[a-f\d]+|0b[01]+|(?:\d+\.?\d*|\.\d+)(?:e[-+]?\d+)?)(u|ll?|l|f)?/i,
isOperatorChar = parserConfig.isOperatorChar || /[+\-*&%=<>!?|\/]/,
endStatement = parserConfig.endStatement || /^[;:,]$/;
var curPunc, isDefKeyword;
function tokenBase(stream, state) {
var ch = stream.next();
if (hooks[ch]) {
var result = hooks[ch](stream, state);
if (result !== false) return result;
}
if (ch == '"' || ch == "'") {
state.tokenize = tokenString(ch);
return state.tokenize(stream, state);
}
if (isPunctuationChar.test(ch)) {
curPunc = ch;
return null;
}
if (numberStart.test(ch)) {
stream.backUp(1)
if (stream.match(number)) return "number"
stream.next()
}
if (ch == "/") {
if (stream.eat("*")) {
state.tokenize = tokenComment;
return tokenComment(stream, state);
}
if (stream.eat("/")) {
stream.skipToEnd();
return "comment";
}
}
if (isOperatorChar.test(ch)) {
while (!stream.match(/^\/[\/*]/, false) && stream.eat(isOperatorChar)) {}
return "operator";
}
stream.eatWhile(/[\w\$_\xa1-\uffff]/);
if (namespaceSeparator) while (stream.match(namespaceSeparator))
stream.eatWhile(/[\w\$_\xa1-\uffff]/);
var cur = stream.current();
if (contains(keywords, cur)) {
if (contains(blockKeywords, cur)) curPunc = "newstatement";
if (contains(defKeywords, cur)) isDefKeyword = true;
return "keyword";
}
if (contains(types, cur)) return "variable-3";
if (contains(builtin, cur)) {
if (contains(blockKeywords, cur)) curPunc = "newstatement";
return "builtin";
}
if (contains(atoms, cur)) return "atom";
return "variable";
}
function tokenString(quote) {
return function(stream, state) {
var escaped = false, next, end = false;
while ((next = stream.next()) != null) {
if (next == quote && !escaped) {end = true; break;}
escaped = !escaped && next == "\\";
}
if (end || !(escaped || multiLineStrings))
state.tokenize = null;
return "string";
};
}
function tokenComment(stream, state) {
var maybeEnd = false, ch;
while (ch = stream.next()) {
if (ch == "/" && maybeEnd) {
state.tokenize = null;
break;
}
maybeEnd = (ch == "*");
}
return "comment";
}
function maybeEOL(stream, state) {
if (parserConfig.typeFirstDefinitions && stream.eol() && isTopScope(state.context))
state.typeAtEndOfLine = typeBefore(stream, state, stream.pos)
}
// Interface
return {
startState: function(basecolumn) {
return {
tokenize: null,
context: new Context((basecolumn || 0) - indentUnit, 0, "top", null, false),
indented: 0,
startOfLine: true,
prevToken: null
};
},
token: function(stream, state) {
var ctx = state.context;
if (stream.sol()) {
if (ctx.align == null) ctx.align = false;
state.indented = stream.indentation();
state.startOfLine = true;
}
if (stream.eatSpace()) { maybeEOL(stream, state); return null; }
curPunc = isDefKeyword = null;
var style = (state.tokenize || tokenBase)(stream, state);
if (style == "comment" || style == "meta") return style;
if (ctx.align == null) ctx.align = true;
if (endStatement.test(curPunc)) while (state.context.type == "statement") popContext(state);
else if (curPunc == "{") pushContext(state, stream.column(), "}");
else if (curPunc == "[") pushContext(state, stream.column(), "]");
else if (curPunc == "(") pushContext(state, stream.column(), ")");
else if (curPunc == "}") {
while (ctx.type == "statement") ctx = popContext(state);
if (ctx.type == "}") ctx = popContext(state);
while (ctx.type == "statement") ctx = popContext(state);
}
else if (curPunc == ctx.type) popContext(state);
else if (indentStatements &&
(((ctx.type == "}" || ctx.type == "top") && curPunc != ";") ||
(ctx.type == "statement" && curPunc == "newstatement"))) {
pushContext(state, stream.column(), "statement", stream.current());
}
if (style == "variable" &&
((state.prevToken == "def" ||
(parserConfig.typeFirstDefinitions && typeBefore(stream, state, stream.start) &&
isTopScope(state.context) && stream.match(/^\s*\(/, false)))))
style = "def";
if (hooks.token) {
var result = hooks.token(stream, state, style);
if (result !== undefined) style = result;
}
if (style == "def" && parserConfig.styleDefs === false) style = "variable";
state.startOfLine = false;
state.prevToken = isDefKeyword ? "def" : style || curPunc;
maybeEOL(stream, state);
return style;
},
indent: function(state, textAfter) {
if (state.tokenize != tokenBase && state.tokenize != null || state.typeAtEndOfLine) return CodeMirror.Pass;
var ctx = state.context, firstChar = textAfter && textAfter.charAt(0);
if (ctx.type == "statement" && firstChar == "}") ctx = ctx.prev;
if (parserConfig.dontIndentStatements)
while (ctx.type == "statement" && parserConfig.dontIndentStatements.test(ctx.info))
ctx = ctx.prev
if (hooks.indent) {
var hook = hooks.indent(state, ctx, textAfter);
if (typeof hook == "number") return hook
}
var closing = firstChar == ctx.type;
var switchBlock = ctx.prev && ctx.prev.info == "switch";
if (parserConfig.allmanIndentation && /[{(]/.test(firstChar)) {
while (ctx.type != "top" && ctx.type != "}") ctx = ctx.prev
return ctx.indented
}
if (ctx.type == "statement")
return ctx.indented + (firstChar == "{" ? 0 : statementIndentUnit);
if (ctx.align && (!dontAlignCalls || ctx.type != ")"))
return ctx.column + (closing ? 0 : 1);
if (ctx.type == ")" && !closing)
return ctx.indented + statementIndentUnit;
return ctx.indented + (closing ? 0 : indentUnit) +
(!closing && switchBlock && !/^(?:case|default)\b/.test(textAfter) ? indentUnit : 0);
},
electricInput: indentSwitch ? /^\s*(?:case .*?:|default:|\{\}?|\})$/ : /^\s*[{}]$/,
blockCommentStart: "/*",
blockCommentEnd: "*/",
lineComment: "//",
fold: "brace"
};
});
function words(str) {
var obj = {}, words = str.split(" ");
for (var i = 0; i < words.length; ++i) obj[words[i]] = true;
return obj;
}
function contains(words, word) {
if (typeof words === "function") {
return words(word);
} else {
return words.propertyIsEnumerable(word);
}
}
var cKeywords = "auto if break case register continue return default do sizeof " +
"static else struct switch extern typedef union for goto while enum const volatile";
var cTypes = "int long char short double float unsigned signed void size_t ptrdiff_t";
function cppHook(stream, state) {
if (!state.startOfLine) return false
for (var ch, next = null; ch = stream.peek();) {
if (ch == "\\" && stream.match(/^.$/)) {
next = cppHook
break
} else if (ch == "/" && stream.match(/^\/[\/\*]/, false)) {
break
}
stream.next()
}
state.tokenize = next
return "meta"
}
function pointerHook(_stream, state) {
if (state.prevToken == "variable-3") return "variable-3";
return false;
}
function cpp14Literal(stream) {
stream.eatWhile(/[\w\.']/);
return "number";
}
function cpp11StringHook(stream, state) {
stream.backUp(1);
// Raw strings.
if (stream.match(/(R|u8R|uR|UR|LR)/)) {
var match = stream.match(/"([^\s\\()]{0,16})\(/);
if (!match) {
return false;
}
state.cpp11RawStringDelim = match[1];
state.tokenize = tokenRawString;
return tokenRawString(stream, state);
}
// Unicode strings/chars.
if (stream.match(/(u8|u|U|L)/)) {
if (stream.match(/["']/, /* eat */ false)) {
return "string";
}
return false;
}
// Ignore this hook.
stream.next();
return false;
}
function cppLooksLikeConstructor(word) {
var lastTwo = /(\w+)::(\w+)$/.exec(word);
return lastTwo && lastTwo[1] == lastTwo[2];
}
// C#-style strings where "" escapes a quote.
function tokenAtString(stream, state) {
var next;
while ((next = stream.next()) != null) {
if (next == '"' && !stream.eat('"')) {
state.tokenize = null;
break;
}
}
return "string";
}
// C++11 raw string literal is <prefix>"<delim>( anything )<delim>", where
// <delim> can be a string up to 16 characters long.
function tokenRawString(stream, state) {
// Escape characters that have special regex meanings.
var delim = state.cpp11RawStringDelim.replace(/[^\w\s]/g, '\\$&');
var match = stream.match(new RegExp(".*?\\)" + delim + '"'));
if (match)
state.tokenize = null;
else
stream.skipToEnd();
return "string";
}
function def(mimes, mode) {
if (typeof mimes == "string") mimes = [mimes];
var words = [];
function add(obj) {
if (obj) for (var prop in obj) if (obj.hasOwnProperty(prop))
words.push(prop);
}
add(mode.keywords);
add(mode.types);
add(mode.builtin);
add(mode.atoms);
if (words.length) {
mode.helperType = mimes[0];
CodeMirror.registerHelper("hintWords", mimes[0], words);
}
for (var i = 0; i < mimes.length; ++i)
CodeMirror.defineMIME(mimes[i], mode);
}
def(["text/x-csrc", "text/x-c", "text/x-chdr"], {
name: "clike",
keywords: words(cKeywords),
types: words(cTypes + " bool _Complex _Bool float_t double_t intptr_t intmax_t " +
"int8_t int16_t int32_t int64_t uintptr_t uintmax_t uint8_t uint16_t " +
"uint32_t uint64_t"),
blockKeywords: words("case do else for if switch while struct"),
defKeywords: words("struct"),
typeFirstDefinitions: true,
atoms: words("null true false"),
hooks: {"#": cppHook, "*": pointerHook},
modeProps: {fold: ["brace", "include"]}
});
def(["text/x-c++src", "text/x-c++hdr"], {
name: "clike",
keywords: words(cKeywords + " asm dynamic_cast namespace reinterpret_cast try explicit new " +
"static_cast typeid catch operator template typename class friend private " +
"this using const_cast inline public throw virtual delete mutable protected " +
"alignas alignof constexpr decltype nullptr noexcept thread_local final " +
"static_assert override"),
types: words(cTypes + " bool wchar_t"),
blockKeywords: words("catch class do else finally for if struct switch try while"),
defKeywords: words("class namespace struct enum union"),
typeFirstDefinitions: true,
atoms: words("true false null"),
dontIndentStatements: /^template$/,
hooks: {
"#": cppHook,
"*": pointerHook,
"u": cpp11StringHook,
"U": cpp11StringHook,
"L": cpp11StringHook,
"R": cpp11StringHook,
"0": cpp14Literal,
"1": cpp14Literal,
"2": cpp14Literal,
"3": cpp14Literal,
"4": cpp14Literal,
"5": cpp14Literal,
"6": cpp14Literal,
"7": cpp14Literal,
"8": cpp14Literal,
"9": cpp14Literal,
token: function(stream, state, style) {
if (style == "variable" && stream.peek() == "(" &&
(state.prevToken == ";" || state.prevToken == null ||
state.prevToken == "}") &&
cppLooksLikeConstructor(stream.current()))
return "def";
}
},
namespaceSeparator: "::",
modeProps: {fold: ["brace", "include"]}
});
def("text/x-java", {
name: "clike",
keywords: words("abstract assert break case catch class const continue default " +
"do else enum extends final finally float for goto if implements import " +
"instanceof interface native new package private protected public " +
"return static strictfp super switch synchronized this throw throws transient " +
"try volatile while"),
types: words("byte short int long float double boolean char void Boolean Byte Character Double Float " +
"Integer Long Number Object Short String StringBuffer StringBuilder Void"),
blockKeywords: words("catch class do else finally for if switch try while"),
defKeywords: words("class interface package enum"),
typeFirstDefinitions: true,
atoms: words("true false null"),
endStatement: /^[;:]$/,
number: /^(?:0x[a-f\d_]+|0b[01_]+|(?:[\d_]+\.?\d*|\.\d+)(?:e[-+]?[\d_]+)?)(u|ll?|l|f)?/i,
hooks: {
"@": function(stream) {
stream.eatWhile(/[\w\$_]/);
return "meta";
}
},
modeProps: {fold: ["brace", "import"]}
});
def("text/x-csharp", {
name: "clike",
keywords: words("abstract as async await base break case catch checked class const continue" +
" default delegate do else enum event explicit extern finally fixed for" +
" foreach goto if implicit in interface internal is lock namespace new" +
" operator out override params private protected public readonly ref return sealed" +
" sizeof stackalloc static struct switch this throw try typeof unchecked" +
" unsafe using virtual void volatile while add alias ascending descending dynamic from get" +
" global group into join let orderby partial remove select set value var yield"),
types: words("Action Boolean Byte Char DateTime DateTimeOffset Decimal Double Func" +
" Guid Int16 Int32 Int64 Object SByte Single String Task TimeSpan UInt16 UInt32" +
" UInt64 bool byte char decimal double short int long object" +
" sbyte float string ushort uint ulong"),
blockKeywords: words("catch class do else finally for foreach if struct switch try while"),
defKeywords: words("class interface namespace struct var"),
typeFirstDefinitions: true,
atoms: words("true false null"),
hooks: {
"@": function(stream, state) {
if (stream.eat('"')) {
state.tokenize = tokenAtString;
return tokenAtString(stream, state);
}
stream.eatWhile(/[\w\$_]/);
return "meta";
}
}
});
function tokenTripleString(stream, state) {
var escaped = false;
while (!stream.eol()) {
if (!escaped && stream.match('"""')) {
state.tokenize = null;
break;
}
escaped = stream.next() == "\\" && !escaped;
}
return "string";
}
def("text/x-scala", {
name: "clike",
keywords: words(
/* scala */
"abstract case catch class def do else extends final finally for forSome if " +
"implicit import lazy match new null object override package private protected return " +
"sealed super this throw trait try type val var while with yield _ : = => <- <: " +
"<% >: # @ " +
/* package scala */
"assert assume require print println printf readLine readBoolean readByte readShort " +
"readChar readInt readLong readFloat readDouble " +
":: #:: "
),
types: words(
"AnyVal App Application Array BufferedIterator BigDecimal BigInt Char Console Either " +
"Enumeration Equiv Error Exception Fractional Function IndexedSeq Int Integral Iterable " +
"Iterator List Map Numeric Nil NotNull Option Ordered Ordering PartialFunction PartialOrdering " +
"Product Proxy Range Responder Seq Serializable Set Specializable Stream StringBuilder " +
"StringContext Symbol Throwable Traversable TraversableOnce Tuple Unit Vector " +
/* package java.lang */
"Boolean Byte Character CharSequence Class ClassLoader Cloneable Comparable " +
"Compiler Double Exception Float Integer Long Math Number Object Package Pair Process " +
"Runtime Runnable SecurityManager Short StackTraceElement StrictMath String " +
"StringBuffer System Thread ThreadGroup ThreadLocal Throwable Triple Void"
),
multiLineStrings: true,
blockKeywords: words("catch class do else finally for forSome if match switch try while"),
defKeywords: words("class def object package trait type val var"),
atoms: words("true false null"),
indentStatements: false,
indentSwitch: false,
hooks: {
"@": function(stream) {
stream.eatWhile(/[\w\$_]/);
return "meta";
},
'"': function(stream, state) {
if (!stream.match('""')) return false;
state.tokenize = tokenTripleString;
return state.tokenize(stream, state);
},
"'": function(stream) {
stream.eatWhile(/[\w\$_\xa1-\uffff]/);
return "atom";
},
"=": function(stream, state) {
var cx = state.context
if (cx.type == "}" && cx.align && stream.eat(">")) {
state.context = new Context(cx.indented, cx.column, cx.type, cx.info, null, cx.prev)
return "operator"
} else {
return false
}
}
},
modeProps: {closeBrackets: {triples: '"'}}
});
function tokenKotlinString(tripleString){
return function (stream, state) {
var escaped = false, next, end = false;
while (!stream.eol()) {
if (!tripleString && !escaped && stream.match('"') ) {end = true; break;}
if (tripleString && stream.match('"""')) {end = true; break;}
next = stream.next();
if(!escaped && next == "$" && stream.match('{'))
stream.skipTo("}");
escaped = !escaped && next == "\\" && !tripleString;
}
if (end || !tripleString)
state.tokenize = null;
return "string";
}
}
def("text/x-kotlin", {
name: "clike",
keywords: words(
/*keywords*/
"package as typealias class interface this super val " +
"var fun for is in This throw return " +
"break continue object if else while do try when !in !is as? " +
/*soft keywords*/
"file import where by get set abstract enum open inner override private public internal " +
"protected catch finally out final vararg reified dynamic companion constructor init " +
"sealed field property receiver param sparam lateinit data inline noinline tailrec " +
"external annotation crossinline const operator infix"
),
types: words(
/* package java.lang */
"Boolean Byte Character CharSequence Class ClassLoader Cloneable Comparable " +
"Compiler Double Exception Float Integer Long Math Number Object Package Pair Process " +
"Runtime Runnable SecurityManager Short StackTraceElement StrictMath String " +
"StringBuffer System Thread ThreadGroup ThreadLocal Throwable Triple Void"
),
intendSwitch: false,
indentStatements: false,
multiLineStrings: true,
blockKeywords: words("catch class do else finally for if where try while enum"),
defKeywords: words("class val var object package interface fun"),
atoms: words("true false null this"),
hooks: {
'"': function(stream, state) {
state.tokenize = tokenKotlinString(stream.match('""'));
return state.tokenize(stream, state);
}
},
modeProps: {closeBrackets: {triples: '"'}}
});
def(["x-shader/x-vertex", "x-shader/x-fragment"], {
name: "clike",
keywords: words("sampler1D sampler2D sampler3D samplerCube " +
"sampler1DShadow sampler2DShadow " +
"const attribute uniform varying " +
"break continue discard return " +
"for while do if else struct " +
"in out inout"),
types: words("float int bool void " +
"vec2 vec3 vec4 ivec2 ivec3 ivec4 bvec2 bvec3 bvec4 " +
"mat2 mat3 mat4"),
blockKeywords: words("for while do if else struct"),
builtin: words("radians degrees sin cos tan asin acos atan " +
"pow exp log exp2 sqrt inversesqrt " +
"abs sign floor ceil fract mod min max clamp mix step smoothstep " +
"length distance dot cross normalize ftransform faceforward " +
"reflect refract matrixCompMult " +
"lessThan lessThanEqual greaterThan greaterThanEqual " +
"equal notEqual any all not " +
"texture1D texture1DProj texture1DLod texture1DProjLod " +
"texture2D texture2DProj texture2DLod texture2DProjLod " +
"texture3D texture3DProj texture3DLod texture3DProjLod " +
"textureCube textureCubeLod " +
"shadow1D shadow2D shadow1DProj shadow2DProj " +
"shadow1DLod shadow2DLod shadow1DProjLod shadow2DProjLod " +
"dFdx dFdy fwidth " +
"noise1 noise2 noise3 noise4"),
atoms: words("true false " +
"gl_FragColor gl_SecondaryColor gl_Normal gl_Vertex " +
"gl_MultiTexCoord0 gl_MultiTexCoord1 gl_MultiTexCoord2 gl_MultiTexCoord3 " +
"gl_MultiTexCoord4 gl_MultiTexCoord5 gl_MultiTexCoord6 gl_MultiTexCoord7 " +
"gl_FogCoord gl_PointCoord " +
"gl_Position gl_PointSize gl_ClipVertex " +
"gl_FrontColor gl_BackColor gl_FrontSecondaryColor gl_BackSecondaryColor " +
"gl_TexCoord gl_FogFragCoord " +
"gl_FragCoord gl_FrontFacing " +
"gl_FragData gl_FragDepth " +
"gl_ModelViewMatrix gl_ProjectionMatrix gl_ModelViewProjectionMatrix " +
"gl_TextureMatrix gl_NormalMatrix gl_ModelViewMatrixInverse " +
"gl_ProjectionMatrixInverse gl_ModelViewProjectionMatrixInverse " +
"gl_TexureMatrixTranspose gl_ModelViewMatrixInverseTranspose " +
"gl_ProjectionMatrixInverseTranspose " +
"gl_ModelViewProjectionMatrixInverseTranspose " +
"gl_TextureMatrixInverseTranspose " +
"gl_NormalScale gl_DepthRange gl_ClipPlane " +
"gl_Point gl_FrontMaterial gl_BackMaterial gl_LightSource gl_LightModel " +
"gl_FrontLightModelProduct gl_BackLightModelProduct " +
"gl_TextureColor gl_EyePlaneS gl_EyePlaneT gl_EyePlaneR gl_EyePlaneQ " +
"gl_FogParameters " +
"gl_MaxLights gl_MaxClipPlanes gl_MaxTextureUnits gl_MaxTextureCoords " +
"gl_MaxVertexAttribs gl_MaxVertexUniformComponents gl_MaxVaryingFloats " +
"gl_MaxVertexTextureImageUnits gl_MaxTextureImageUnits " +
"gl_MaxFragmentUniformComponents gl_MaxCombineTextureImageUnits " +
"gl_MaxDrawBuffers"),
indentSwitch: false,
hooks: {"#": cppHook},
modeProps: {fold: ["brace", "include"]}
});
def("text/x-nesc", {
name: "clike",
keywords: words(cKeywords + "as atomic async call command component components configuration event generic " +
"implementation includes interface module new norace nx_struct nx_union post provides " +
"signal task uses abstract extends"),
types: words(cTypes),
blockKeywords: words("case do else for if switch while struct"),
atoms: words("null true false"),
hooks: {"#": cppHook},
modeProps: {fold: ["brace", "include"]}
});
def("text/x-objectivec", {
name: "clike",
keywords: words(cKeywords + "inline restrict _Bool _Complex _Imaginary BOOL Class bycopy byref id IMP in " +
"inout nil oneway out Protocol SEL self super atomic nonatomic retain copy readwrite readonly"),
types: words(cTypes),
atoms: words("YES NO NULL NILL ON OFF true false"),
hooks: {
"@": function(stream) {
stream.eatWhile(/[\w\$]/);
return "keyword";
},
"#": cppHook,
indent: function(_state, ctx, textAfter) {
if (ctx.type == "statement" && /^@\w/.test(textAfter)) return ctx.indented
}
},
modeProps: {fold: "brace"}
});
def("text/x-squirrel", {
name: "clike",
keywords: words("base break clone continue const default delete enum extends function in class" +
" foreach local resume return this throw typeof yield constructor instanceof static"),
types: words(cTypes),
blockKeywords: words("case catch class else for foreach if switch try while"),
defKeywords: words("function local class"),
typeFirstDefinitions: true,
atoms: words("true false null"),
hooks: {"#": cppHook},
modeProps: {fold: ["brace", "include"]}
});
// Ceylon Strings need to deal with interpolation
var stringTokenizer = null;
function tokenCeylonString(type) {
return function(stream, state) {
var escaped = false, next, end = false;
while (!stream.eol()) {
if (!escaped && stream.match('"') &&
(type == "single" || stream.match('""'))) {
end = true;
break;
}
if (!escaped && stream.match('``')) {
stringTokenizer = tokenCeylonString(type);
end = true;
break;
}
next = stream.next();
escaped = type == "single" && !escaped && next == "\\";
}
if (end)
state.tokenize = null;
return "string";
}
}
def("text/x-ceylon", {
name: "clike",
keywords: words("abstracts alias assembly assert assign break case catch class continue dynamic else" +
" exists extends finally for function given if import in interface is let module new" +
" nonempty object of out outer package return satisfies super switch then this throw" +
" try value void while"),
types: function(word) {
// In Ceylon all identifiers that start with an uppercase are types
var first = word.charAt(0);
return (first === first.toUpperCase() && first !== first.toLowerCase());
},
blockKeywords: words("case catch class dynamic else finally for function if interface module new object switch try while"),
defKeywords: words("class dynamic function interface module object package value"),
builtin: words("abstract actual aliased annotation by default deprecated doc final formal late license" +
" native optional sealed see serializable shared suppressWarnings tagged throws variable"),
isPunctuationChar: /[\[\]{}\(\),;\:\.`]/,
isOperatorChar: /[+\-*&%=<>!?|^~:\/]/,
numberStart: /[\d#$]/,
number: /^(?:#[\da-fA-F_]+|\$[01_]+|[\d_]+[kMGTPmunpf]?|[\d_]+\.[\d_]+(?:[eE][-+]?\d+|[kMGTPmunpf]|)|)/i,
multiLineStrings: true,
typeFirstDefinitions: true,
atoms: words("true false null larger smaller equal empty finished"),
indentSwitch: false,
styleDefs: false,
hooks: {
"@": function(stream) {
stream.eatWhile(/[\w\$_]/);
return "meta";
},
'"': function(stream, state) {
state.tokenize = tokenCeylonString(stream.match('""') ? "triple" : "single");
return state.tokenize(stream, state);
},
'`': function(stream, state) {
if (!stringTokenizer || !stream.match('`')) return false;
state.tokenize = stringTokenizer;
stringTokenizer = null;
return state.tokenize(stream, state);
},
"'": function(stream) {
stream.eatWhile(/[\w\$_\xa1-\uffff]/);
return "atom";
},
token: function(_stream, state, style) {
if ((style == "variable" || style == "variable-3") &&
state.prevToken == ".") {
return "variable-2";
}
}
},
modeProps: {
fold: ["brace", "import"],
closeBrackets: {triples: '"'}
}
});
});
/***/ },
/* 13 */
/***/ function(module, exports, __webpack_require__) {
var __WEBPACK_AMD_DEFINE_FACTORY__, __WEBPACK_AMD_DEFINE_ARRAY__, __WEBPACK_AMD_DEFINE_RESULT__;/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
// WebAssembly experimental syntax highlight add-on for CodeMirror.
(function (root, factory) {
if (true) {
!(__WEBPACK_AMD_DEFINE_ARRAY__ = [__webpack_require__(2)], __WEBPACK_AMD_DEFINE_FACTORY__ = (factory), __WEBPACK_AMD_DEFINE_RESULT__ = (typeof __WEBPACK_AMD_DEFINE_FACTORY__ === 'function' ? (__WEBPACK_AMD_DEFINE_FACTORY__.apply(exports, __WEBPACK_AMD_DEFINE_ARRAY__)) : __WEBPACK_AMD_DEFINE_FACTORY__), __WEBPACK_AMD_DEFINE_RESULT__ !== undefined && (module.exports = __WEBPACK_AMD_DEFINE_RESULT__));
} else if (typeof exports !== 'undefined') {
factory(require("../../lib/codemirror"));
} else {
factory(root.CodeMirror);
}
}(this, function (CodeMirror) {
"use strict";
var isWordChar = /[\w\$_\.\\\/@]/;
function createLookupTable(list) {
var obj = Object.create(null);
list.forEach(function (key) {
obj[key] = true;
});
return obj;
}
CodeMirror.defineMode("wasm", function() {
var keywords = createLookupTable([
"function", "import", "export", "table", "memory", "segment", "as", "type",
"of", "from", "typeof", "br", "br_if", "loop", "br_table", "if", "else",
"call", "call_import", "call_indirect", "nop", "unreachable", "var",
"align", "select", "return"]);
var builtins = createLookupTable([
"i32:8", "i32:8u", "i32:8s", "i32:16", "i32:16u", "i32:16s",
"i64:8", "i64:8u", "i64:8s", "i64:16", "i64:16u", "i64:16s",
"i64:32", "i64:32u", "i64:32s",
"i32.add", "i32.sub", "i32.mul", "i32.div_s", "i32.div_u",
"i32.rem_s", "i32.rem_u", "i32.and", "i32.or", "i32.xor",
"i32.shl", "i32.shr_u", "i32.shr_s", "i32.rotr", "i32.rotl",
"i32.eq", "i32.ne", "i32.lt_s", "i32.le_s", "i32.lt_u",
"i32.le_u", "i32.gt_s", "i32.ge_s", "i32.gt_u", "i32.ge_u",
"i32.clz", "i32.ctz", "i32.popcnt", "i32.eqz", "i64.add",
"i64.sub", "i64.mul", "i64.div_s", "i64.div_u", "i64.rem_s",
"i64.rem_u", "i64.and", "i64.or", "i64.xor", "i64.shl",
"i64.shr_u", "i64.shr_s", "i64.rotr", "i64.rotl", "i64.eq",
"i64.ne", "i64.lt_s", "i64.le_s", "i64.lt_u", "i64.le_u",
"i64.gt_s", "i64.ge_s", "i64.gt_u", "i64.ge_u", "i64.clz",
"i64.ctz", "i64.popcnt", "i64.eqz", "f32.add", "f32.sub",
"f32.mul", "f32.div", "f32.min", "f32.max", "f32.abs",
"f32.neg", "f32.copysign", "f32.ceil", "f32.floor", "f32.trunc",
"f32.nearest", "f32.sqrt", "f32.eq", "f32.ne", "f32.lt",
"f32.le", "f32.gt", "f32.ge", "f64.add", "f64.sub", "f64.mul",
"f64.div", "f64.min", "f64.max", "f64.abs", "f64.neg",
"f64.copysign", "f64.ceil", "f64.floor", "f64.trunc", "f64.nearest",
"f64.sqrt", "f64.eq", "f64.ne", "f64.lt", "f64.le", "f64.gt",
"f64.ge", "i32.trunc_s/f32", "i32.trunc_s/f64", "i32.trunc_u/f32",
"i32.trunc_u/f64", "i32.wrap/i64", "i64.trunc_s/f32",
"i64.trunc_s/f64", "i64.trunc_u/f32", "i64.trunc_u/f64",
"i64.extend_s/i32", "i64.extend_u/i32", "f32.convert_s/i32",
"f32.convert_u/i32", "f32.convert_s/i64", "f32.convert_u/i64",
"f32.demote/f64", "f32.reinterpret/i32", "f64.convert_s/i32",
"f64.convert_u/i32", "f64.convert_s/i64", "f64.convert_u/i64",
"f64.promote/f32", "f64.reinterpret/i64", "i32.reinterpret/f32",
"i64.reinterpret/f64"]);
var dataTypes = createLookupTable(["i32", "i64", "f32", "f64"]);
var isUnaryOperator = /[\-!]/;
var operators = createLookupTable([
"+", "-", "*", "/", "/s", "/u", "%", "%s", "%u",
"<<", ">>u", ">>s", ">=", "<=", "==", "!=",
"<s", "<u", "<=s", "<=u", ">=s", ">=u", ">s", ">u",
"<", ">", "=", "&", "|", "^", "!"]);
function tokenBase(stream, state) {
var ch = stream.next();
if (ch === "$") {
stream.eatWhile(isWordChar);
return "variable";
}
if (ch === "@") {
stream.eatWhile(isWordChar);
return "meta";
}
if (ch === '"') {
state.tokenize = tokenString(ch);
return state.tokenize(stream, state);
}
if (ch == "/") {
if (stream.eat("*")) {
state.tokenize = tokenComment;
return tokenComment(stream, state);
} else if (stream.eat("/")) {
stream.skipToEnd();
return "comment";
}
}
if (/\d/.test(ch) ||
((ch === "-" || ch === "+") && /\d/.test(stream.peek()))) {
stream.eatWhile(/[\w\._\-+]/);
return "number";
}
if (/[\[\]\(\)\{\},:]/.test(ch)) {
return null;
}
if (isUnaryOperator.test(ch)) {
return "operator";
}
stream.eatWhile(isWordChar);
var word = stream.current();
if (word in operators) {
return "operator";
}
if (word in keywords){
return "keyword";
}
if (word in dataTypes) {
if (!stream.eat(":")) {
return "builtin";
}
stream.eatWhile(isWordChar);
word = stream.current();
// fall thru for "builtin" check
}
if (word in builtins) {
return "builtin";
}
if (word === "Temporary") {
// Nightly has header with some text graphics -- skipping it.
state.tokenize = tokenTemporary;
return state.tokenize(stream, state);
}
return null;
}
function tokenComment(stream, state) {
state.commentDepth = 1;
var next;
while ((next = stream.next()) != null) {
if (next === "*" && stream.eat("/")) {
if (--state.commentDepth === 0) {
state.tokenize = null;
return "comment";
}
}
if (next === "/" && stream.eat("*")) {
// Nested comment
state.commentDepth++;
}
}
return "comment";
}
function tokenTemporary(stream, state) {
var next, endState = state.commentState;
// Skipping until "text support (Work In Progress):" is found.
while ((next = stream.next()) != null) {
if (endState === 0 && next === "t") {
endState = 1;
} else if (endState === 1 && next === ":") {
state.tokenize = null;
state.commentState = 0;
endState = 2;
return "comment";
}
}
state.commentState = endState;
return "comment";
}
function tokenString(quote) {
return function(stream, state) {
var escaped = false, next, end = false;
while ((next = stream.next()) != null) {
if (next == quote && !escaped) {
state.tokenize = null;
return "string";
}
escaped = !escaped && next === "\\";
}
return "string";
};
}
return {
startState: function() {
return {tokenize: null, commentState: 0, commentDepth: 0};
},
token: function(stream, state) {
if (stream.eatSpace()) return null;
var style = (state.tokenize || tokenBase)(stream, state);
return style;
}
};
});
CodeMirror.registerHelper("wordChars", "wasm", isWordChar);
CodeMirror.defineMIME("text/wasm", "wasm");
}));
/***/ },
/* 14 */
/***/ function(module, exports, __webpack_require__) {
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
// Because sometimes you need to style the cursor's line.
//
// Adds an option 'styleActiveLine' which, when enabled, gives the
// active line's wrapping <div> the CSS class "CodeMirror-activeline",
// and gives its background <div> the class "CodeMirror-activeline-background".
(function(mod) {
if (true) // CommonJS
mod(__webpack_require__(2));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
var WRAP_CLASS = "CodeMirror-activeline";
var BACK_CLASS = "CodeMirror-activeline-background";
var GUTT_CLASS = "CodeMirror-activeline-gutter";
CodeMirror.defineOption("styleActiveLine", false, function(cm, val, old) {
var prev = old && old != CodeMirror.Init;
if (val && !prev) {
cm.state.activeLines = [];
updateActiveLines(cm, cm.listSelections());
cm.on("beforeSelectionChange", selectionChange);
} else if (!val && prev) {
cm.off("beforeSelectionChange", selectionChange);
clearActiveLines(cm);
delete cm.state.activeLines;
}
});
function clearActiveLines(cm) {
for (var i = 0; i < cm.state.activeLines.length; i++) {
cm.removeLineClass(cm.state.activeLines[i], "wrap", WRAP_CLASS);
cm.removeLineClass(cm.state.activeLines[i], "background", BACK_CLASS);
cm.removeLineClass(cm.state.activeLines[i], "gutter", GUTT_CLASS);
}
}
function sameArray(a, b) {
if (a.length != b.length) return false;
for (var i = 0; i < a.length; i++)
if (a[i] != b[i]) return false;
return true;
}
function updateActiveLines(cm, ranges) {
var active = [];
for (var i = 0; i < ranges.length; i++) {
var range = ranges[i];
if (!range.empty()) continue;
var line = cm.getLineHandleVisualStart(range.head.line);
if (active[active.length - 1] != line) active.push(line);
}
if (sameArray(cm.state.activeLines, active)) return;
cm.operation(function() {
clearActiveLines(cm);
for (var i = 0; i < active.length; i++) {
cm.addLineClass(active[i], "wrap", WRAP_CLASS);
cm.addLineClass(active[i], "background", BACK_CLASS);
cm.addLineClass(active[i], "gutter", GUTT_CLASS);
}
cm.state.activeLines = active;
});
}
function selectionChange(cm, sel) {
updateActiveLines(cm, sel.ranges);
}
});
/***/ },
/* 15 */
/***/ function(module, exports, __webpack_require__) {
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
(function(mod) {
if (true) // CommonJS
mod(__webpack_require__(2));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
CodeMirror.defineOption("showTrailingSpace", false, function(cm, val, prev) {
if (prev == CodeMirror.Init) prev = false;
if (prev && !val)
cm.removeOverlay("trailingspace");
else if (!prev && val)
cm.addOverlay({
token: function(stream) {
for (var l = stream.string.length, i = l; i && /\s/.test(stream.string.charAt(i - 1)); --i) {}
if (i > stream.pos) { stream.pos = i; return null; }
stream.pos = l;
return "trailingspace";
},
name: "trailingspace"
});
});
});
/***/ },
/* 16 */
/***/ function(module, exports, __webpack_require__) {
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
(function(mod) {
if (true) // CommonJS
mod(__webpack_require__(2));
else if (typeof define == "function" && define.amd) // AMD
define(["../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
var Pos = CodeMirror.Pos;
function posEq(a, b) { return a.line == b.line && a.ch == b.ch; }
// Kill 'ring'
var killRing = [];
function addToRing(str) {
killRing.push(str);
if (killRing.length > 50) killRing.shift();
}
function growRingTop(str) {
if (!killRing.length) return addToRing(str);
killRing[killRing.length - 1] += str;
}
function getFromRing(n) { return killRing[killRing.length - (n ? Math.min(n, 1) : 1)] || ""; }
function popFromRing() { if (killRing.length > 1) killRing.pop(); return getFromRing(); }
var lastKill = null;
function kill(cm, from, to, mayGrow, text) {
if (text == null) text = cm.getRange(from, to);
if (mayGrow && lastKill && lastKill.cm == cm && posEq(from, lastKill.pos) && cm.isClean(lastKill.gen))
growRingTop(text);
else
addToRing(text);
cm.replaceRange("", from, to, "+delete");
if (mayGrow) lastKill = {cm: cm, pos: from, gen: cm.changeGeneration()};
else lastKill = null;
}
// Boundaries of various units
function byChar(cm, pos, dir) {
return cm.findPosH(pos, dir, "char", true);
}
function byWord(cm, pos, dir) {
return cm.findPosH(pos, dir, "word", true);
}
function byLine(cm, pos, dir) {
return cm.findPosV(pos, dir, "line", cm.doc.sel.goalColumn);
}
function byPage(cm, pos, dir) {
return cm.findPosV(pos, dir, "page", cm.doc.sel.goalColumn);
}
function byParagraph(cm, pos, dir) {
var no = pos.line, line = cm.getLine(no);
var sawText = /\S/.test(dir < 0 ? line.slice(0, pos.ch) : line.slice(pos.ch));
var fst = cm.firstLine(), lst = cm.lastLine();
for (;;) {
no += dir;
if (no < fst || no > lst)
return cm.clipPos(Pos(no - dir, dir < 0 ? 0 : null));
line = cm.getLine(no);
var hasText = /\S/.test(line);
if (hasText) sawText = true;
else if (sawText) return Pos(no, 0);
}
}
function bySentence(cm, pos, dir) {
var line = pos.line, ch = pos.ch;
var text = cm.getLine(pos.line), sawWord = false;
for (;;) {
var next = text.charAt(ch + (dir < 0 ? -1 : 0));
if (!next) { // End/beginning of line reached
if (line == (dir < 0 ? cm.firstLine() : cm.lastLine())) return Pos(line, ch);
text = cm.getLine(line + dir);
if (!/\S/.test(text)) return Pos(line, ch);
line += dir;
ch = dir < 0 ? text.length : 0;
continue;
}
if (sawWord && /[!?.]/.test(next)) return Pos(line, ch + (dir > 0 ? 1 : 0));
if (!sawWord) sawWord = /\w/.test(next);
ch += dir;
}
}
function byExpr(cm, pos, dir) {
var wrap;
if (cm.findMatchingBracket && (wrap = cm.findMatchingBracket(pos, true))
&& wrap.match && (wrap.forward ? 1 : -1) == dir)
return dir > 0 ? Pos(wrap.to.line, wrap.to.ch + 1) : wrap.to;
for (var first = true;; first = false) {
var token = cm.getTokenAt(pos);
var after = Pos(pos.line, dir < 0 ? token.start : token.end);
if (first && dir > 0 && token.end == pos.ch || !/\w/.test(token.string)) {
var newPos = cm.findPosH(after, dir, "char");
if (posEq(after, newPos)) return pos;
else pos = newPos;
} else {
return after;
}
}
}
// Prefixes (only crudely supported)
function getPrefix(cm, precise) {
var digits = cm.state.emacsPrefix;
if (!digits) return precise ? null : 1;
clearPrefix(cm);
return digits == "-" ? -1 : Number(digits);
}
function repeated(cmd) {
var f = typeof cmd == "string" ? function(cm) { cm.execCommand(cmd); } : cmd;
return function(cm) {
var prefix = getPrefix(cm);
f(cm);
for (var i = 1; i < prefix; ++i) f(cm);
};
}
function findEnd(cm, pos, by, dir) {
var prefix = getPrefix(cm);
if (prefix < 0) { dir = -dir; prefix = -prefix; }
for (var i = 0; i < prefix; ++i) {
var newPos = by(cm, pos, dir);
if (posEq(newPos, pos)) break;
pos = newPos;
}
return pos;
}
function move(by, dir) {
var f = function(cm) {
cm.extendSelection(findEnd(cm, cm.getCursor(), by, dir));
};
f.motion = true;
return f;
}
function killTo(cm, by, dir) {
var selections = cm.listSelections(), cursor;
var i = selections.length;
while (i--) {
cursor = selections[i].head;
kill(cm, cursor, findEnd(cm, cursor, by, dir), true);
}
}
function killRegion(cm) {
if (cm.somethingSelected()) {
var selections = cm.listSelections(), selection;
var i = selections.length;
while (i--) {
selection = selections[i];
kill(cm, selection.anchor, selection.head);
}
return true;
}
}
function addPrefix(cm, digit) {
if (cm.state.emacsPrefix) {
if (digit != "-") cm.state.emacsPrefix += digit;
return;
}
// Not active yet
cm.state.emacsPrefix = digit;
cm.on("keyHandled", maybeClearPrefix);
cm.on("inputRead", maybeDuplicateInput);
}
var prefixPreservingKeys = {"Alt-G": true, "Ctrl-X": true, "Ctrl-Q": true, "Ctrl-U": true};
function maybeClearPrefix(cm, arg) {
if (!cm.state.emacsPrefixMap && !prefixPreservingKeys.hasOwnProperty(arg))
clearPrefix(cm);
}
function clearPrefix(cm) {
cm.state.emacsPrefix = null;
cm.off("keyHandled", maybeClearPrefix);
cm.off("inputRead", maybeDuplicateInput);
}
function maybeDuplicateInput(cm, event) {
var dup = getPrefix(cm);
if (dup > 1 && event.origin == "+input") {
var one = event.text.join("\n"), txt = "";
for (var i = 1; i < dup; ++i) txt += one;
cm.replaceSelection(txt);
}
}
function addPrefixMap(cm) {
cm.state.emacsPrefixMap = true;
cm.addKeyMap(prefixMap);
cm.on("keyHandled", maybeRemovePrefixMap);
cm.on("inputRead", maybeRemovePrefixMap);
}
function maybeRemovePrefixMap(cm, arg) {
if (typeof arg == "string" && (/^\d$/.test(arg) || arg == "Ctrl-U")) return;
cm.removeKeyMap(prefixMap);
cm.state.emacsPrefixMap = false;
cm.off("keyHandled", maybeRemovePrefixMap);
cm.off("inputRead", maybeRemovePrefixMap);
}
// Utilities
function setMark(cm) {
cm.setCursor(cm.getCursor());
cm.setExtending(!cm.getExtending());
cm.on("change", function() { cm.setExtending(false); });
}
function clearMark(cm) {
cm.setExtending(false);
cm.setCursor(cm.getCursor());
}
function getInput(cm, msg, f) {
if (cm.openDialog)
cm.openDialog(msg + ": <input type=\"text\" style=\"width: 10em\"/>", f, {bottom: true});
else
f(prompt(msg, ""));
}
function operateOnWord(cm, op) {
var start = cm.getCursor(), end = cm.findPosH(start, 1, "word");
cm.replaceRange(op(cm.getRange(start, end)), start, end);
cm.setCursor(end);
}
function toEnclosingExpr(cm) {
var pos = cm.getCursor(), line = pos.line, ch = pos.ch;
var stack = [];
while (line >= cm.firstLine()) {
var text = cm.getLine(line);
for (var i = ch == null ? text.length : ch; i > 0;) {
var ch = text.charAt(--i);
if (ch == ")")
stack.push("(");
else if (ch == "]")
stack.push("[");
else if (ch == "}")
stack.push("{");
else if (/[\(\{\[]/.test(ch) && (!stack.length || stack.pop() != ch))
return cm.extendSelection(Pos(line, i));
}
--line; ch = null;
}
}
function quit(cm) {
cm.execCommand("clearSearch");
clearMark(cm);
}
// Actual keymap
var keyMap = CodeMirror.keyMap.emacs = CodeMirror.normalizeKeyMap({
"Ctrl-W": function(cm) {kill(cm, cm.getCursor("start"), cm.getCursor("end"));},
"Ctrl-K": repeated(function(cm) {
var start = cm.getCursor(), end = cm.clipPos(Pos(start.line));
var text = cm.getRange(start, end);
if (!/\S/.test(text)) {
text += "\n";
end = Pos(start.line + 1, 0);
}
kill(cm, start, end, true, text);
}),
"Alt-W": function(cm) {
addToRing(cm.getSelection());
clearMark(cm);
},
"Ctrl-Y": function(cm) {
var start = cm.getCursor();
cm.replaceRange(getFromRing(getPrefix(cm)), start, start, "paste");
cm.setSelection(start, cm.getCursor());
},
"Alt-Y": function(cm) {cm.replaceSelection(popFromRing(), "around", "paste");},
"Ctrl-Space": setMark, "Ctrl-Shift-2": setMark,
"Ctrl-F": move(byChar, 1), "Ctrl-B": move(byChar, -1),
"Right": move(byChar, 1), "Left": move(byChar, -1),
"Ctrl-D": function(cm) { killTo(cm, byChar, 1); },
"Delete": function(cm) { killRegion(cm) || killTo(cm, byChar, 1); },
"Ctrl-H": function(cm) { killTo(cm, byChar, -1); },
"Backspace": function(cm) { killRegion(cm) || killTo(cm, byChar, -1); },
"Alt-F": move(byWord, 1), "Alt-B": move(byWord, -1),
"Alt-D": function(cm) { killTo(cm, byWord, 1); },
"Alt-Backspace": function(cm) { killTo(cm, byWord, -1); },
"Ctrl-N": move(byLine, 1), "Ctrl-P": move(byLine, -1),
"Down": move(byLine, 1), "Up": move(byLine, -1),
"Ctrl-A": "goLineStart", "Ctrl-E": "goLineEnd",
"End": "goLineEnd", "Home": "goLineStart",
"Alt-V": move(byPage, -1), "Ctrl-V": move(byPage, 1),
"PageUp": move(byPage, -1), "PageDown": move(byPage, 1),
"Ctrl-Up": move(byParagraph, -1), "Ctrl-Down": move(byParagraph, 1),
"Alt-A": move(bySentence, -1), "Alt-E": move(bySentence, 1),
"Alt-K": function(cm) { killTo(cm, bySentence, 1); },
"Ctrl-Alt-K": function(cm) { killTo(cm, byExpr, 1); },
"Ctrl-Alt-Backspace": function(cm) { killTo(cm, byExpr, -1); },
"Ctrl-Alt-F": move(byExpr, 1), "Ctrl-Alt-B": move(byExpr, -1),
"Shift-Ctrl-Alt-2": function(cm) {
var cursor = cm.getCursor();
cm.setSelection(findEnd(cm, cursor, byExpr, 1), cursor);
},
"Ctrl-Alt-T": function(cm) {
var leftStart = byExpr(cm, cm.getCursor(), -1), leftEnd = byExpr(cm, leftStart, 1);
var rightEnd = byExpr(cm, leftEnd, 1), rightStart = byExpr(cm, rightEnd, -1);
cm.replaceRange(cm.getRange(rightStart, rightEnd) + cm.getRange(leftEnd, rightStart) +
cm.getRange(leftStart, leftEnd), leftStart, rightEnd);
},
"Ctrl-Alt-U": repeated(toEnclosingExpr),
"Alt-Space": function(cm) {
var pos = cm.getCursor(), from = pos.ch, to = pos.ch, text = cm.getLine(pos.line);
while (from && /\s/.test(text.charAt(from - 1))) --from;
while (to < text.length && /\s/.test(text.charAt(to))) ++to;
cm.replaceRange(" ", Pos(pos.line, from), Pos(pos.line, to));
},
"Ctrl-O": repeated(function(cm) { cm.replaceSelection("\n", "start"); }),
"Ctrl-T": repeated(function(cm) {
cm.execCommand("transposeChars");
}),
"Alt-C": repeated(function(cm) {
operateOnWord(cm, function(w) {
var letter = w.search(/\w/);
if (letter == -1) return w;
return w.slice(0, letter) + w.charAt(letter).toUpperCase() + w.slice(letter + 1).toLowerCase();
});
}),
"Alt-U": repeated(function(cm) {
operateOnWord(cm, function(w) { return w.toUpperCase(); });
}),
"Alt-L": repeated(function(cm) {
operateOnWord(cm, function(w) { return w.toLowerCase(); });
}),
"Alt-;": "toggleComment",
"Ctrl-/": repeated("undo"), "Shift-Ctrl--": repeated("undo"),
"Ctrl-Z": repeated("undo"), "Cmd-Z": repeated("undo"),
"Shift-Alt-,": "goDocStart", "Shift-Alt-.": "goDocEnd",
"Ctrl-S": "findNext", "Ctrl-R": "findPrev", "Ctrl-G": quit, "Shift-Alt-5": "replace",
"Alt-/": "autocomplete",
"Ctrl-J": "newlineAndIndent", "Enter": false, "Tab": "indentAuto",
"Alt-G G": function(cm) {
var prefix = getPrefix(cm, true);
if (prefix != null && prefix > 0) return cm.setCursor(prefix - 1);
getInput(cm, "Goto line", function(str) {
var num;
if (str && !isNaN(num = Number(str)) && num == (num|0) && num > 0)
cm.setCursor(num - 1);
});
},
"Ctrl-X Tab": function(cm) {
cm.indentSelection(getPrefix(cm, true) || cm.getOption("indentUnit"));
},
"Ctrl-X Ctrl-X": function(cm) {
cm.setSelection(cm.getCursor("head"), cm.getCursor("anchor"));
},
"Ctrl-X Ctrl-S": "save",
"Ctrl-X Ctrl-W": "save",
"Ctrl-X S": "saveAll",
"Ctrl-X F": "open",
"Ctrl-X U": repeated("undo"),
"Ctrl-X K": "close",
"Ctrl-X Delete": function(cm) { kill(cm, cm.getCursor(), bySentence(cm, cm.getCursor(), 1), true); },
"Ctrl-X H": "selectAll",
"Ctrl-Q Tab": repeated("insertTab"),
"Ctrl-U": addPrefixMap
});
var prefixMap = {"Ctrl-G": clearPrefix};
function regPrefix(d) {
prefixMap[d] = function(cm) { addPrefix(cm, d); };
keyMap["Ctrl-" + d] = function(cm) { addPrefix(cm, d); };
prefixPreservingKeys["Ctrl-" + d] = true;
}
for (var i = 0; i < 10; ++i) regPrefix(String(i));
regPrefix("-");
});
/***/ },
/* 17 */
/***/ function(module, exports, __webpack_require__) {
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
/**
* Supported keybindings:
* Too many to list. Refer to defaultKeyMap below.
*
* Supported Ex commands:
* Refer to defaultExCommandMap below.
*
* Registers: unnamed, -, a-z, A-Z, 0-9
* (Does not respect the special case for number registers when delete
* operator is made with these commands: %, (, ), , /, ?, n, N, {, } )
* TODO: Implement the remaining registers.
*
* Marks: a-z, A-Z, and 0-9
* TODO: Implement the remaining special marks. They have more complex
* behavior.
*
* Events:
* 'vim-mode-change' - raised on the editor anytime the current mode changes,
* Event object: {mode: "visual", subMode: "linewise"}
*
* Code structure:
* 1. Default keymap
* 2. Variable declarations and short basic helpers
* 3. Instance (External API) implementation
* 4. Internal state tracking objects (input state, counter) implementation
* and instantiation
* 5. Key handler (the main command dispatcher) implementation
* 6. Motion, operator, and action implementations
* 7. Helper functions for the key handler, motions, operators, and actions
* 8. Set up Vim to work as a keymap for CodeMirror.
* 9. Ex command implementations.
*/
(function(mod) {
if (true) // CommonJS
mod(__webpack_require__(2), __webpack_require__(3), __webpack_require__(1), __webpack_require__(5));
else if (typeof define == "function" && define.amd) // AMD
define(["../lib/codemirror", "../addon/search/searchcursor", "../addon/dialog/dialog", "../addon/edit/matchbrackets"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
'use strict';
var defaultKeymap = [
// Key to key mapping. This goes first to make it possible to override
// existing mappings.
{ keys: '<Left>', type: 'keyToKey', toKeys: 'h' },
{ keys: '<Right>', type: 'keyToKey', toKeys: 'l' },
{ keys: '<Up>', type: 'keyToKey', toKeys: 'k' },
{ keys: '<Down>', type: 'keyToKey', toKeys: 'j' },
{ keys: '<Space>', type: 'keyToKey', toKeys: 'l' },
{ keys: '<BS>', type: 'keyToKey', toKeys: 'h', context: 'normal'},
{ keys: '<C-Space>', type: 'keyToKey', toKeys: 'W' },
{ keys: '<C-BS>', type: 'keyToKey', toKeys: 'B', context: 'normal' },
{ keys: '<S-Space>', type: 'keyToKey', toKeys: 'w' },
{ keys: '<S-BS>', type: 'keyToKey', toKeys: 'b', context: 'normal' },
{ keys: '<C-n>', type: 'keyToKey', toKeys: 'j' },
{ keys: '<C-p>', type: 'keyToKey', toKeys: 'k' },
{ keys: '<C-[>', type: 'keyToKey', toKeys: '<Esc>' },
{ keys: '<C-c>', type: 'keyToKey', toKeys: '<Esc>' },
{ keys: '<C-[>', type: 'keyToKey', toKeys: '<Esc>', context: 'insert' },
{ keys: '<C-c>', type: 'keyToKey', toKeys: '<Esc>', context: 'insert' },
{ keys: 's', type: 'keyToKey', toKeys: 'cl', context: 'normal' },
{ keys: 's', type: 'keyToKey', toKeys: 'c', context: 'visual'},
{ keys: 'S', type: 'keyToKey', toKeys: 'cc', context: 'normal' },
{ keys: 'S', type: 'keyToKey', toKeys: 'VdO', context: 'visual' },
{ keys: '<Home>', type: 'keyToKey', toKeys: '0' },
{ keys: '<End>', type: 'keyToKey', toKeys: '$' },
{ keys: '<PageUp>', type: 'keyToKey', toKeys: '<C-b>' },
{ keys: '<PageDown>', type: 'keyToKey', toKeys: '<C-f>' },
{ keys: '<CR>', type: 'keyToKey', toKeys: 'j^', context: 'normal' },
// Motions
{ keys: 'H', type: 'motion', motion: 'moveToTopLine', motionArgs: { linewise: true, toJumplist: true }},
{ keys: 'M', type: 'motion', motion: 'moveToMiddleLine', motionArgs: { linewise: true, toJumplist: true }},
{ keys: 'L', type: 'motion', motion: 'moveToBottomLine', motionArgs: { linewise: true, toJumplist: true }},
{ keys: 'h', type: 'motion', motion: 'moveByCharacters', motionArgs: { forward: false }},
{ keys: 'l', type: 'motion', motion: 'moveByCharacters', motionArgs: { forward: true }},
{ keys: 'j', type: 'motion', motion: 'moveByLines', motionArgs: { forward: true, linewise: true }},
{ keys: 'k', type: 'motion', motion: 'moveByLines', motionArgs: { forward: false, linewise: true }},
{ keys: 'gj', type: 'motion', motion: 'moveByDisplayLines', motionArgs: { forward: true }},
{ keys: 'gk', type: 'motion', motion: 'moveByDisplayLines', motionArgs: { forward: false }},
{ keys: 'w', type: 'motion', motion: 'moveByWords', motionArgs: { forward: true, wordEnd: false }},
{ keys: 'W', type: 'motion', motion: 'moveByWords', motionArgs: { forward: true, wordEnd: false, bigWord: true }},
{ keys: 'e', type: 'motion', motion: 'moveByWords', motionArgs: { forward: true, wordEnd: true, inclusive: true }},
{ keys: 'E', type: 'motion', motion: 'moveByWords', motionArgs: { forward: true, wordEnd: true, bigWord: true, inclusive: true }},
{ keys: 'b', type: 'motion', motion: 'moveByWords', motionArgs: { forward: false, wordEnd: false }},
{ keys: 'B', type: 'motion', motion: 'moveByWords', motionArgs: { forward: false, wordEnd: false, bigWord: true }},
{ keys: 'ge', type: 'motion', motion: 'moveByWords', motionArgs: { forward: false, wordEnd: true, inclusive: true }},
{ keys: 'gE', type: 'motion', motion: 'moveByWords', motionArgs: { forward: false, wordEnd: true, bigWord: true, inclusive: true }},
{ keys: '{', type: 'motion', motion: 'moveByParagraph', motionArgs: { forward: false, toJumplist: true }},
{ keys: '}', type: 'motion', motion: 'moveByParagraph', motionArgs: { forward: true, toJumplist: true }},
{ keys: '<C-f>', type: 'motion', motion: 'moveByPage', motionArgs: { forward: true }},
{ keys: '<C-b>', type: 'motion', motion: 'moveByPage', motionArgs: { forward: false }},
{ keys: '<C-d>', type: 'motion', motion: 'moveByScroll', motionArgs: { forward: true, explicitRepeat: true }},
{ keys: '<C-u>', type: 'motion', motion: 'moveByScroll', motionArgs: { forward: false, explicitRepeat: true }},
{ keys: 'gg', type: 'motion', motion: 'moveToLineOrEdgeOfDocument', motionArgs: { forward: false, explicitRepeat: true, linewise: true, toJumplist: true }},
{ keys: 'G', type: 'motion', motion: 'moveToLineOrEdgeOfDocument', motionArgs: { forward: true, explicitRepeat: true, linewise: true, toJumplist: true }},
{ keys: '0', type: 'motion', motion: 'moveToStartOfLine' },
{ keys: '^', type: 'motion', motion: 'moveToFirstNonWhiteSpaceCharacter' },
{ keys: '+', type: 'motion', motion: 'moveByLines', motionArgs: { forward: true, toFirstChar:true }},
{ keys: '-', type: 'motion', motion: 'moveByLines', motionArgs: { forward: false, toFirstChar:true }},
{ keys: '_', type: 'motion', motion: 'moveByLines', motionArgs: { forward: true, toFirstChar:true, repeatOffset:-1 }},
{ keys: '$', type: 'motion', motion: 'moveToEol', motionArgs: { inclusive: true }},
{ keys: '%', type: 'motion', motion: 'moveToMatchedSymbol', motionArgs: { inclusive: true, toJumplist: true }},
{ keys: 'f<character>', type: 'motion', motion: 'moveToCharacter', motionArgs: { forward: true , inclusive: true }},
{ keys: 'F<character>', type: 'motion', motion: 'moveToCharacter', motionArgs: { forward: false }},
{ keys: 't<character>', type: 'motion', motion: 'moveTillCharacter', motionArgs: { forward: true, inclusive: true }},
{ keys: 'T<character>', type: 'motion', motion: 'moveTillCharacter', motionArgs: { forward: false }},
{ keys: ';', type: 'motion', motion: 'repeatLastCharacterSearch', motionArgs: { forward: true }},
{ keys: ',', type: 'motion', motion: 'repeatLastCharacterSearch', motionArgs: { forward: false }},
{ keys: '\'<character>', type: 'motion', motion: 'goToMark', motionArgs: {toJumplist: true, linewise: true}},
{ keys: '`<character>', type: 'motion', motion: 'goToMark', motionArgs: {toJumplist: true}},
{ keys: ']`', type: 'motion', motion: 'jumpToMark', motionArgs: { forward: true } },
{ keys: '[`', type: 'motion', motion: 'jumpToMark', motionArgs: { forward: false } },
{ keys: ']\'', type: 'motion', motion: 'jumpToMark', motionArgs: { forward: true, linewise: true } },
{ keys: '[\'', type: 'motion', motion: 'jumpToMark', motionArgs: { forward: false, linewise: true } },
// the next two aren't motions but must come before more general motion declarations
{ keys: ']p', type: 'action', action: 'paste', isEdit: true, actionArgs: { after: true, isEdit: true, matchIndent: true}},
{ keys: '[p', type: 'action', action: 'paste', isEdit: true, actionArgs: { after: false, isEdit: true, matchIndent: true}},
{ keys: ']<character>', type: 'motion', motion: 'moveToSymbol', motionArgs: { forward: true, toJumplist: true}},
{ keys: '[<character>', type: 'motion', motion: 'moveToSymbol', motionArgs: { forward: false, toJumplist: true}},
{ keys: '|', type: 'motion', motion: 'moveToColumn'},
{ keys: 'o', type: 'motion', motion: 'moveToOtherHighlightedEnd', context:'visual'},
{ keys: 'O', type: 'motion', motion: 'moveToOtherHighlightedEnd', motionArgs: {sameLine: true}, context:'visual'},
// Operators
{ keys: 'd', type: 'operator', operator: 'delete' },
{ keys: 'y', type: 'operator', operator: 'yank' },
{ keys: 'c', type: 'operator', operator: 'change' },
{ keys: '>', type: 'operator', operator: 'indent', operatorArgs: { indentRight: true }},
{ keys: '<', type: 'operator', operator: 'indent', operatorArgs: { indentRight: false }},
{ keys: 'g~', type: 'operator', operator: 'changeCase' },
{ keys: 'gu', type: 'operator', operator: 'changeCase', operatorArgs: {toLower: true}, isEdit: true },
{ keys: 'gU', type: 'operator', operator: 'changeCase', operatorArgs: {toLower: false}, isEdit: true },
{ keys: 'n', type: 'motion', motion: 'findNext', motionArgs: { forward: true, toJumplist: true }},
{ keys: 'N', type: 'motion', motion: 'findNext', motionArgs: { forward: false, toJumplist: true }},
// Operator-Motion dual commands
{ keys: 'x', type: 'operatorMotion', operator: 'delete', motion: 'moveByCharacters', motionArgs: { forward: true }, operatorMotionArgs: { visualLine: false }},
{ keys: 'X', type: 'operatorMotion', operator: 'delete', motion: 'moveByCharacters', motionArgs: { forward: false }, operatorMotionArgs: { visualLine: true }},
{ keys: 'D', type: 'operatorMotion', operator: 'delete', motion: 'moveToEol', motionArgs: { inclusive: true }, context: 'normal'},
{ keys: 'D', type: 'operator', operator: 'delete', operatorArgs: { linewise: true }, context: 'visual'},
{ keys: 'Y', type: 'operatorMotion', operator: 'yank', motion: 'moveToEol', motionArgs: { inclusive: true }, context: 'normal'},
{ keys: 'Y', type: 'operator', operator: 'yank', operatorArgs: { linewise: true }, context: 'visual'},
{ keys: 'C', type: 'operatorMotion', operator: 'change', motion: 'moveToEol', motionArgs: { inclusive: true }, context: 'normal'},
{ keys: 'C', type: 'operator', operator: 'change', operatorArgs: { linewise: true }, context: 'visual'},
{ keys: '~', type: 'operatorMotion', operator: 'changeCase', motion: 'moveByCharacters', motionArgs: { forward: true }, operatorArgs: { shouldMoveCursor: true }, context: 'normal'},
{ keys: '~', type: 'operator', operator: 'changeCase', context: 'visual'},
{ keys: '<C-w>', type: 'operatorMotion', operator: 'delete', motion: 'moveByWords', motionArgs: { forward: false, wordEnd: false }, context: 'insert' },
// Actions
{ keys: '<C-i>', type: 'action', action: 'jumpListWalk', actionArgs: { forward: true }},
{ keys: '<C-o>', type: 'action', action: 'jumpListWalk', actionArgs: { forward: false }},
{ keys: '<C-e>', type: 'action', action: 'scroll', actionArgs: { forward: true, linewise: true }},
{ keys: '<C-y>', type: 'action', action: 'scroll', actionArgs: { forward: false, linewise: true }},
{ keys: 'a', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'charAfter' }, context: 'normal' },
{ keys: 'A', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'eol' }, context: 'normal' },
{ keys: 'A', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'endOfSelectedArea' }, context: 'visual' },
{ keys: 'i', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'inplace' }, context: 'normal' },
{ keys: 'I', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'firstNonBlank'}, context: 'normal' },
{ keys: 'I', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { insertAt: 'startOfSelectedArea' }, context: 'visual' },
{ keys: 'o', type: 'action', action: 'newLineAndEnterInsertMode', isEdit: true, interlaceInsertRepeat: true, actionArgs: { after: true }, context: 'normal' },
{ keys: 'O', type: 'action', action: 'newLineAndEnterInsertMode', isEdit: true, interlaceInsertRepeat: true, actionArgs: { after: false }, context: 'normal' },
{ keys: 'v', type: 'action', action: 'toggleVisualMode' },
{ keys: 'V', type: 'action', action: 'toggleVisualMode', actionArgs: { linewise: true }},
{ keys: '<C-v>', type: 'action', action: 'toggleVisualMode', actionArgs: { blockwise: true }},
{ keys: '<C-q>', type: 'action', action: 'toggleVisualMode', actionArgs: { blockwise: true }},
{ keys: 'gv', type: 'action', action: 'reselectLastSelection' },
{ keys: 'J', type: 'action', action: 'joinLines', isEdit: true },
{ keys: 'p', type: 'action', action: 'paste', isEdit: true, actionArgs: { after: true, isEdit: true }},
{ keys: 'P', type: 'action', action: 'paste', isEdit: true, actionArgs: { after: false, isEdit: true }},
{ keys: 'r<character>', type: 'action', action: 'replace', isEdit: true },
{ keys: '@<character>', type: 'action', action: 'replayMacro' },
{ keys: 'q<character>', type: 'action', action: 'enterMacroRecordMode' },
// Handle Replace-mode as a special case of insert mode.
{ keys: 'R', type: 'action', action: 'enterInsertMode', isEdit: true, actionArgs: { replace: true }},
{ keys: 'u', type: 'action', action: 'undo', context: 'normal' },
{ keys: 'u', type: 'operator', operator: 'changeCase', operatorArgs: {toLower: true}, context: 'visual', isEdit: true },
{ keys: 'U', type: 'operator', operator: 'changeCase', operatorArgs: {toLower: false}, context: 'visual', isEdit: true },
{ keys: '<C-r>', type: 'action', action: 'redo' },
{ keys: 'm<character>', type: 'action', action: 'setMark' },
{ keys: '"<character>', type: 'action', action: 'setRegister' },
{ keys: 'zz', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'center' }},
{ keys: 'z.', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'center' }, motion: 'moveToFirstNonWhiteSpaceCharacter' },
{ keys: 'zt', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'top' }},
{ keys: 'z<CR>', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'top' }, motion: 'moveToFirstNonWhiteSpaceCharacter' },
{ keys: 'z-', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'bottom' }},
{ keys: 'zb', type: 'action', action: 'scrollToCursor', actionArgs: { position: 'bottom' }, motion: 'moveToFirstNonWhiteSpaceCharacter' },
{ keys: '.', type: 'action', action: 'repeatLastEdit' },
{ keys: '<C-a>', type: 'action', action: 'incrementNumberToken', isEdit: true, actionArgs: {increase: true, backtrack: false}},
{ keys: '<C-x>', type: 'action', action: 'incrementNumberToken', isEdit: true, actionArgs: {increase: false, backtrack: false}},
// Text object motions
{ keys: 'a<character>', type: 'motion', motion: 'textObjectManipulation' },
{ keys: 'i<character>', type: 'motion', motion: 'textObjectManipulation', motionArgs: { textObjectInner: true }},
// Search
{ keys: '/', type: 'search', searchArgs: { forward: true, querySrc: 'prompt', toJumplist: true }},
{ keys: '?', type: 'search', searchArgs: { forward: false, querySrc: 'prompt', toJumplist: true }},
{ keys: '*', type: 'search', searchArgs: { forward: true, querySrc: 'wordUnderCursor', wholeWordOnly: true, toJumplist: true }},
{ keys: '#', type: 'search', searchArgs: { forward: false, querySrc: 'wordUnderCursor', wholeWordOnly: true, toJumplist: true }},
{ keys: 'g*', type: 'search', searchArgs: { forward: true, querySrc: 'wordUnderCursor', toJumplist: true }},
{ keys: 'g#', type: 'search', searchArgs: { forward: false, querySrc: 'wordUnderCursor', toJumplist: true }},
// Ex command
{ keys: ':', type: 'ex' }
];
/**
* Ex commands
* Care must be taken when adding to the default Ex command map. For any
* pair of commands that have a shared prefix, at least one of their
* shortNames must not match the prefix of the other command.
*/
var defaultExCommandMap = [
{ name: 'colorscheme', shortName: 'colo' },
{ name: 'map' },
{ name: 'imap', shortName: 'im' },
{ name: 'nmap', shortName: 'nm' },
{ name: 'vmap', shortName: 'vm' },
{ name: 'unmap' },
{ name: 'write', shortName: 'w' },
{ name: 'undo', shortName: 'u' },
{ name: 'redo', shortName: 'red' },
{ name: 'set', shortName: 'se' },
{ name: 'set', shortName: 'se' },
{ name: 'setlocal', shortName: 'setl' },
{ name: 'setglobal', shortName: 'setg' },
{ name: 'sort', shortName: 'sor' },
{ name: 'substitute', shortName: 's', possiblyAsync: true },
{ name: 'nohlsearch', shortName: 'noh' },
{ name: 'yank', shortName: 'y' },
{ name: 'delmarks', shortName: 'delm' },
{ name: 'registers', shortName: 'reg', excludeFromCommandHistory: true },
{ name: 'global', shortName: 'g' }
];
var Pos = CodeMirror.Pos;
var Vim = function() {
function enterVimMode(cm) {
cm.setOption('disableInput', true);
cm.setOption('showCursorWhenSelecting', false);
CodeMirror.signal(cm, "vim-mode-change", {mode: "normal"});
cm.on('cursorActivity', onCursorActivity);
maybeInitVimState(cm);
CodeMirror.on(cm.getInputField(), 'paste', getOnPasteFn(cm));
}
function leaveVimMode(cm) {
cm.setOption('disableInput', false);
cm.off('cursorActivity', onCursorActivity);
CodeMirror.off(cm.getInputField(), 'paste', getOnPasteFn(cm));
cm.state.vim = null;
}
function detachVimMap(cm, next) {
if (this == CodeMirror.keyMap.vim)
CodeMirror.rmClass(cm.getWrapperElement(), "cm-fat-cursor");
if (!next || next.attach != attachVimMap)
leaveVimMode(cm, false);
}
function attachVimMap(cm, prev) {
if (this == CodeMirror.keyMap.vim)
CodeMirror.addClass(cm.getWrapperElement(), "cm-fat-cursor");
if (!prev || prev.attach != attachVimMap)
enterVimMode(cm);
}
// Deprecated, simply setting the keymap works again.
CodeMirror.defineOption('vimMode', false, function(cm, val, prev) {
if (val && cm.getOption("keyMap") != "vim")
cm.setOption("keyMap", "vim");
else if (!val && prev != CodeMirror.Init && /^vim/.test(cm.getOption("keyMap")))
cm.setOption("keyMap", "default");
});
function cmKey(key, cm) {
if (!cm) { return undefined; }
var vimKey = cmKeyToVimKey(key);
if (!vimKey) {
return false;
}
var cmd = CodeMirror.Vim.findKey(cm, vimKey);
if (typeof cmd == 'function') {
CodeMirror.signal(cm, 'vim-keypress', vimKey);
}
return cmd;
}
var modifiers = {'Shift': 'S', 'Ctrl': 'C', 'Alt': 'A', 'Cmd': 'D', 'Mod': 'A'};
var specialKeys = {Enter:'CR',Backspace:'BS',Delete:'Del'};
function cmKeyToVimKey(key) {
if (key.charAt(0) == '\'') {
// Keypress character binding of format "'a'"
return key.charAt(1);
}
var pieces = key.split(/-(?!$)/);
var lastPiece = pieces[pieces.length - 1];
if (pieces.length == 1 && pieces[0].length == 1) {
// No-modifier bindings use literal character bindings above. Skip.
return false;
} else if (pieces.length == 2 && pieces[0] == 'Shift' && lastPiece.length == 1) {
// Ignore Shift+char bindings as they should be handled by literal character.
return false;
}
var hasCharacter = false;
for (var i = 0; i < pieces.length; i++) {
var piece = pieces[i];
if (piece in modifiers) { pieces[i] = modifiers[piece]; }
else { hasCharacter = true; }
if (piece in specialKeys) { pieces[i] = specialKeys[piece]; }
}
if (!hasCharacter) {
// Vim does not support modifier only keys.
return false;
}
// TODO: Current bindings expect the character to be lower case, but
// it looks like vim key notation uses upper case.
if (isUpperCase(lastPiece)) {
pieces[pieces.length - 1] = lastPiece.toLowerCase();
}
return '<' + pieces.join('-') + '>';
}
function getOnPasteFn(cm) {
var vim = cm.state.vim;
if (!vim.onPasteFn) {
vim.onPasteFn = function() {
if (!vim.insertMode) {
cm.setCursor(offsetCursor(cm.getCursor(), 0, 1));
actions.enterInsertMode(cm, {}, vim);
}
};
}
return vim.onPasteFn;
}
var numberRegex = /[\d]/;
var wordCharTest = [CodeMirror.isWordChar, function(ch) {
return ch && !CodeMirror.isWordChar(ch) && !/\s/.test(ch);
}], bigWordCharTest = [function(ch) {
return /\S/.test(ch);
}];
function makeKeyRange(start, size) {
var keys = [];
for (var i = start; i < start + size; i++) {
keys.push(String.fromCharCode(i));
}
return keys;
}
var upperCaseAlphabet = makeKeyRange(65, 26);
var lowerCaseAlphabet = makeKeyRange(97, 26);
var numbers = makeKeyRange(48, 10);
var validMarks = [].concat(upperCaseAlphabet, lowerCaseAlphabet, numbers, ['<', '>']);
var validRegisters = [].concat(upperCaseAlphabet, lowerCaseAlphabet, numbers, ['-', '"', '.', ':', '/']);
function isLine(cm, line) {
return line >= cm.firstLine() && line <= cm.lastLine();
}
function isLowerCase(k) {
return (/^[a-z]$/).test(k);
}
function isMatchableSymbol(k) {
return '()[]{}'.indexOf(k) != -1;
}
function isNumber(k) {
return numberRegex.test(k);
}
function isUpperCase(k) {
return (/^[A-Z]$/).test(k);
}
function isWhiteSpaceString(k) {
return (/^\s*$/).test(k);
}
function inArray(val, arr) {
for (var i = 0; i < arr.length; i++) {
if (arr[i] == val) {
return true;
}
}
return false;
}
var options = {};
function defineOption(name, defaultValue, type, aliases, callback) {
if (defaultValue === undefined && !callback) {
throw Error('defaultValue is required unless callback is provided');
}
if (!type) { type = 'string'; }
options[name] = {
type: type,
defaultValue: defaultValue,
callback: callback
};
if (aliases) {
for (var i = 0; i < aliases.length; i++) {
options[aliases[i]] = options[name];
}
}
if (defaultValue) {
setOption(name, defaultValue);
}
}
function setOption(name, value, cm, cfg) {
var option = options[name];
cfg = cfg || {};
var scope = cfg.scope;
if (!option) {
throw Error('Unknown option: ' + name);
}
if (option.type == 'boolean') {
if (value && value !== true) {
throw Error('Invalid argument: ' + name + '=' + value);
} else if (value !== false) {
// Boolean options are set to true if value is not defined.
value = true;
}
}
if (option.callback) {
if (scope !== 'local') {
option.callback(value, undefined);
}
if (scope !== 'global' && cm) {
option.callback(value, cm);
}
} else {
if (scope !== 'local') {
option.value = option.type == 'boolean' ? !!value : value;
}
if (scope !== 'global' && cm) {
cm.state.vim.options[name] = {value: value};
}
}
}
function getOption(name, cm, cfg) {
var option = options[name];
cfg = cfg || {};
var scope = cfg.scope;
if (!option) {
throw Error('Unknown option: ' + name);
}
if (option.callback) {
var local = cm && option.callback(undefined, cm);
if (scope !== 'global' && local !== undefined) {
return local;
}
if (scope !== 'local') {
return option.callback();
}
return;
} else {
var local = (scope !== 'global') && (cm && cm.state.vim.options[name]);
return (local || (scope !== 'local') && option || {}).value;
}
}
defineOption('filetype', undefined, 'string', ['ft'], function(name, cm) {
// Option is local. Do nothing for global.
if (cm === undefined) {
return;
}
// The 'filetype' option proxies to the CodeMirror 'mode' option.
if (name === undefined) {
var mode = cm.getOption('mode');
return mode == 'null' ? '' : mode;
} else {
var mode = name == '' ? 'null' : name;
cm.setOption('mode', mode);
}
});
var createCircularJumpList = function() {
var size = 100;
var pointer = -1;
var head = 0;
var tail = 0;
var buffer = new Array(size);
function add(cm, oldCur, newCur) {
var current = pointer % size;
var curMark = buffer[current];
function useNextSlot(cursor) {
var next = ++pointer % size;
var trashMark = buffer[next];
if (trashMark) {
trashMark.clear();
}
buffer[next] = cm.setBookmark(cursor);
}
if (curMark) {
var markPos = curMark.find();
// avoid recording redundant cursor position
if (markPos && !cursorEqual(markPos, oldCur)) {
useNextSlot(oldCur);
}
} else {
useNextSlot(oldCur);
}
useNextSlot(newCur);
head = pointer;
tail = pointer - size + 1;
if (tail < 0) {
tail = 0;
}
}
function move(cm, offset) {
pointer += offset;
if (pointer > head) {
pointer = head;
} else if (pointer < tail) {
pointer = tail;
}
var mark = buffer[(size + pointer) % size];
// skip marks that are temporarily removed from text buffer
if (mark && !mark.find()) {
var inc = offset > 0 ? 1 : -1;
var newCur;
var oldCur = cm.getCursor();
do {
pointer += inc;
mark = buffer[(size + pointer) % size];
// skip marks that are the same as current position
if (mark &&
(newCur = mark.find()) &&
!cursorEqual(oldCur, newCur)) {
break;
}
} while (pointer < head && pointer > tail);
}
return mark;
}
return {
cachedCursor: undefined, //used for # and * jumps
add: add,
move: move
};
};
// Returns an object to track the changes associated insert mode. It
// clones the object that is passed in, or creates an empty object one if
// none is provided.
var createInsertModeChanges = function(c) {
if (c) {
// Copy construction
return {
changes: c.changes,
expectCursorActivityForChange: c.expectCursorActivityForChange
};
}
return {
// Change list
changes: [],
// Set to true on change, false on cursorActivity.
expectCursorActivityForChange: false
};
};
function MacroModeState() {
this.latestRegister = undefined;
this.isPlaying = false;
this.isRecording = false;
this.replaySearchQueries = [];
this.onRecordingDone = undefined;
this.lastInsertModeChanges = createInsertModeChanges();
}
MacroModeState.prototype = {
exitMacroRecordMode: function() {
var macroModeState = vimGlobalState.macroModeState;
if (macroModeState.onRecordingDone) {
macroModeState.onRecordingDone(); // close dialog
}
macroModeState.onRecordingDone = undefined;
macroModeState.isRecording = false;
},
enterMacroRecordMode: function(cm, registerName) {
var register =
vimGlobalState.registerController.getRegister(registerName);
if (register) {
register.clear();
this.latestRegister = registerName;
if (cm.openDialog) {
this.onRecordingDone = cm.openDialog(
'(recording)['+registerName+']', null, {bottom:true});
}
this.isRecording = true;
}
}
};
function maybeInitVimState(cm) {
if (!cm.state.vim) {
// Store instance state in the CodeMirror object.
cm.state.vim = {
inputState: new InputState(),
// Vim's input state that triggered the last edit, used to repeat
// motions and operators with '.'.
lastEditInputState: undefined,
// Vim's action command before the last edit, used to repeat actions
// with '.' and insert mode repeat.
lastEditActionCommand: undefined,
// When using jk for navigation, if you move from a longer line to a
// shorter line, the cursor may clip to the end of the shorter line.
// If j is pressed again and cursor goes to the next line, the
// cursor should go back to its horizontal position on the longer
// line if it can. This is to keep track of the horizontal position.
lastHPos: -1,
// Doing the same with screen-position for gj/gk
lastHSPos: -1,
// The last motion command run. Cleared if a non-motion command gets
// executed in between.
lastMotion: null,
marks: {},
// Mark for rendering fake cursor for visual mode.
fakeCursor: null,
insertMode: false,
// Repeat count for changes made in insert mode, triggered by key
// sequences like 3,i. Only exists when insertMode is true.
insertModeRepeat: undefined,
visualMode: false,
// If we are in visual line mode. No effect if visualMode is false.
visualLine: false,
visualBlock: false,
lastSelection: null,
lastPastedText: null,
sel: {},
// Buffer-local/window-local values of vim options.
options: {}
};
}
return cm.state.vim;
}
var vimGlobalState;
function resetVimGlobalState() {
vimGlobalState = {
// The current search query.
searchQuery: null,
// Whether we are searching backwards.
searchIsReversed: false,
// Replace part of the last substituted pattern
lastSubstituteReplacePart: undefined,
jumpList: createCircularJumpList(),
macroModeState: new MacroModeState,
// Recording latest f, t, F or T motion command.
lastCharacterSearch: {increment:0, forward:true, selectedCharacter:''},
registerController: new RegisterController({}),
// search history buffer
searchHistoryController: new HistoryController({}),
// ex Command history buffer
exCommandHistoryController : new HistoryController({})
};
for (var optionName in options) {
var option = options[optionName];
option.value = option.defaultValue;
}
}
var lastInsertModeKeyTimer;
var vimApi= {
buildKeyMap: function() {
// TODO: Convert keymap into dictionary format for fast lookup.
},
// Testing hook, though it might be useful to expose the register
// controller anyways.
getRegisterController: function() {
return vimGlobalState.registerController;
},
// Testing hook.
resetVimGlobalState_: resetVimGlobalState,
// Testing hook.
getVimGlobalState_: function() {
return vimGlobalState;
},
// Testing hook.
maybeInitVimState_: maybeInitVimState,
suppressErrorLogging: false,
InsertModeKey: InsertModeKey,
map: function(lhs, rhs, ctx) {
// Add user defined key bindings.
exCommandDispatcher.map(lhs, rhs, ctx);
},
unmap: function(lhs, ctx) {
exCommandDispatcher.unmap(lhs, ctx);
},
// TODO: Expose setOption and getOption as instance methods. Need to decide how to namespace
// them, or somehow make them work with the existing CodeMirror setOption/getOption API.
setOption: setOption,
getOption: getOption,
defineOption: defineOption,
defineEx: function(name, prefix, func){
if (!prefix) {
prefix = name;
} else if (name.indexOf(prefix) !== 0) {
throw new Error('(Vim.defineEx) "'+prefix+'" is not a prefix of "'+name+'", command not registered');
}
exCommands[name]=func;
exCommandDispatcher.commandMap_[prefix]={name:name, shortName:prefix, type:'api'};
},
handleKey: function (cm, key, origin) {
var command = this.findKey(cm, key, origin);
if (typeof command === 'function') {
return command();
}
},
/**
* This is the outermost function called by CodeMirror, after keys have
* been mapped to their Vim equivalents.
*
* Finds a command based on the key (and cached keys if there is a
* multi-key sequence). Returns `undefined` if no key is matched, a noop
* function if a partial match is found (multi-key), and a function to
* execute the bound command if a a key is matched. The function always
* returns true.
*/
findKey: function(cm, key, origin) {
var vim = maybeInitVimState(cm);
function handleMacroRecording() {
var macroModeState = vimGlobalState.macroModeState;
if (macroModeState.isRecording) {
if (key == 'q') {
macroModeState.exitMacroRecordMode();
clearInputState(cm);
return true;
}
if (origin != 'mapping') {
logKey(macroModeState, key);
}
}
}
function handleEsc() {
if (key == '<Esc>') {
// Clear input state and get back to normal mode.
clearInputState(cm);
if (vim.visualMode) {
exitVisualMode(cm);
} else if (vim.insertMode) {
exitInsertMode(cm);
}
return true;
}
}
function doKeyToKey(keys) {
// TODO: prevent infinite recursion.
var match;
while (keys) {
// Pull off one command key, which is either a single character
// or a special sequence wrapped in '<' and '>', e.g. '<Space>'.
match = (/<\w+-.+?>|<\w+>|./).exec(keys);
key = match[0];
keys = keys.substring(match.index + key.length);
CodeMirror.Vim.handleKey(cm, key, 'mapping');
}
}
function handleKeyInsertMode() {
if (handleEsc()) { return true; }
var keys = vim.inputState.keyBuffer = vim.inputState.keyBuffer + key;
var keysAreChars = key.length == 1;
var match = commandDispatcher.matchCommand(keys, defaultKeymap, vim.inputState, 'insert');
// Need to check all key substrings in insert mode.
while (keys.length > 1 && match.type != 'full') {
var keys = vim.inputState.keyBuffer = keys.slice(1);
var thisMatch = commandDispatcher.matchCommand(keys, defaultKeymap, vim.inputState, 'insert');
if (thisMatch.type != 'none') { match = thisMatch; }
}
if (match.type == 'none') { clearInputState(cm); return false; }
else if (match.type == 'partial') {
if (lastInsertModeKeyTimer) { window.clearTimeout(lastInsertModeKeyTimer); }
lastInsertModeKeyTimer = window.setTimeout(
function() { if (vim.insertMode && vim.inputState.keyBuffer) { clearInputState(cm); } },
getOption('insertModeEscKeysTimeout'));
return !keysAreChars;
}
if (lastInsertModeKeyTimer) { window.clearTimeout(lastInsertModeKeyTimer); }
if (keysAreChars) {
var here = cm.getCursor();
cm.replaceRange('', offsetCursor(here, 0, -(keys.length - 1)), here, '+input');
}
clearInputState(cm);
return match.command;
}
function handleKeyNonInsertMode() {
if (handleMacroRecording() || handleEsc()) { return true; };
var keys = vim.inputState.keyBuffer = vim.inputState.keyBuffer + key;
if (/^[1-9]\d*$/.test(keys)) { return true; }
var keysMatcher = /^(\d*)(.*)$/.exec(keys);
if (!keysMatcher) { clearInputState(cm); return false; }
var context = vim.visualMode ? 'visual' :
'normal';
var match = commandDispatcher.matchCommand(keysMatcher[2] || keysMatcher[1], defaultKeymap, vim.inputState, context);
if (match.type == 'none') { clearInputState(cm); return false; }
else if (match.type == 'partial') { return true; }
vim.inputState.keyBuffer = '';
var keysMatcher = /^(\d*)(.*)$/.exec(keys);
if (keysMatcher[1] && keysMatcher[1] != '0') {
vim.inputState.pushRepeatDigit(keysMatcher[1]);
}
return match.command;
}
var command;
if (vim.insertMode) { command = handleKeyInsertMode(); }
else { command = handleKeyNonInsertMode(); }
if (command === false) {
return undefined;
} else if (command === true) {
// TODO: Look into using CodeMirror's multi-key handling.
// Return no-op since we are caching the key. Counts as handled, but
// don't want act on it just yet.
return function() {};
} else {
return function() {
return cm.operation(function() {
cm.curOp.isVimOp = true;
try {
if (command.type == 'keyToKey') {
doKeyToKey(command.toKeys);
} else {
commandDispatcher.processCommand(cm, vim, command);
}
} catch (e) {
// clear VIM state in case it's in a bad state.
cm.state.vim = undefined;
maybeInitVimState(cm);
if (!CodeMirror.Vim.suppressErrorLogging) {
console['log'](e);
}
throw e;
}
return true;
});
};
}
},
handleEx: function(cm, input) {
exCommandDispatcher.processCommand(cm, input);
},
defineMotion: defineMotion,
defineAction: defineAction,
defineOperator: defineOperator,
mapCommand: mapCommand,
_mapCommand: _mapCommand,
defineRegister: defineRegister,
exitVisualMode: exitVisualMode,
exitInsertMode: exitInsertMode
};
// Represents the current input state.
function InputState() {
this.prefixRepeat = [];
this.motionRepeat = [];
this.operator = null;
this.operatorArgs = null;
this.motion = null;
this.motionArgs = null;
this.keyBuffer = []; // For matching multi-key commands.
this.registerName = null; // Defaults to the unnamed register.
}
InputState.prototype.pushRepeatDigit = function(n) {
if (!this.operator) {
this.prefixRepeat = this.prefixRepeat.concat(n);
} else {
this.motionRepeat = this.motionRepeat.concat(n);
}
};
InputState.prototype.getRepeat = function() {
var repeat = 0;
if (this.prefixRepeat.length > 0 || this.motionRepeat.length > 0) {
repeat = 1;
if (this.prefixRepeat.length > 0) {
repeat *= parseInt(this.prefixRepeat.join(''), 10);
}
if (this.motionRepeat.length > 0) {
repeat *= parseInt(this.motionRepeat.join(''), 10);
}
}
return repeat;
};
function clearInputState(cm, reason) {
cm.state.vim.inputState = new InputState();
CodeMirror.signal(cm, 'vim-command-done', reason);
}
/*
* Register stores information about copy and paste registers. Besides
* text, a register must store whether it is linewise (i.e., when it is
* pasted, should it insert itself into a new line, or should the text be
* inserted at the cursor position.)
*/
function Register(text, linewise, blockwise) {
this.clear();
this.keyBuffer = [text || ''];
this.insertModeChanges = [];
this.searchQueries = [];
this.linewise = !!linewise;
this.blockwise = !!blockwise;
}
Register.prototype = {
setText: function(text, linewise, blockwise) {
this.keyBuffer = [text || ''];
this.linewise = !!linewise;
this.blockwise = !!blockwise;
},
pushText: function(text, linewise) {
// if this register has ever been set to linewise, use linewise.
if (linewise) {
if (!this.linewise) {
this.keyBuffer.push('\n');
}
this.linewise = true;
}
this.keyBuffer.push(text);
},
pushInsertModeChanges: function(changes) {
this.insertModeChanges.push(createInsertModeChanges(changes));
},
pushSearchQuery: function(query) {
this.searchQueries.push(query);
},
clear: function() {
this.keyBuffer = [];
this.insertModeChanges = [];
this.searchQueries = [];
this.linewise = false;
},
toString: function() {
return this.keyBuffer.join('');
}
};
/**
* Defines an external register.
*
* The name should be a single character that will be used to reference the register.
* The register should support setText, pushText, clear, and toString(). See Register
* for a reference implementation.
*/
function defineRegister(name, register) {
var registers = vimGlobalState.registerController.registers[name];
if (!name || name.length != 1) {
throw Error('Register name must be 1 character');
}
if (registers[name]) {
throw Error('Register already defined ' + name);
}
registers[name] = register;
validRegisters.push(name);
}
/*
* vim registers allow you to keep many independent copy and paste buffers.
* See http://usevim.com/2012/04/13/registers/ for an introduction.
*
* RegisterController keeps the state of all the registers. An initial
* state may be passed in. The unnamed register '"' will always be
* overridden.
*/
function RegisterController(registers) {
this.registers = registers;
this.unnamedRegister = registers['"'] = new Register();
registers['.'] = new Register();
registers[':'] = new Register();
registers['/'] = new Register();
}
RegisterController.prototype = {
pushText: function(registerName, operator, text, linewise, blockwise) {
if (linewise && text.charAt(0) == '\n') {
text = text.slice(1) + '\n';
}
if (linewise && text.charAt(text.length - 1) !== '\n'){
text += '\n';
}
// Lowercase and uppercase registers refer to the same register.
// Uppercase just means append.
var register = this.isValidRegister(registerName) ?
this.getRegister(registerName) : null;
// if no register/an invalid register was specified, things go to the
// default registers
if (!register) {
switch (operator) {
case 'yank':
// The 0 register contains the text from the most recent yank.
this.registers['0'] = new Register(text, linewise, blockwise);
break;
case 'delete':
case 'change':
if (text.indexOf('\n') == -1) {
// Delete less than 1 line. Update the small delete register.
this.registers['-'] = new Register(text, linewise);
} else {
// Shift down the contents of the numbered registers and put the
// deleted text into register 1.
this.shiftNumericRegisters_();
this.registers['1'] = new Register(text, linewise);
}
break;
}
// Make sure the unnamed register is set to what just happened
this.unnamedRegister.setText(text, linewise, blockwise);
return;
}
// If we've gotten to this point, we've actually specified a register
var append = isUpperCase(registerName);
if (append) {
register.pushText(text, linewise);
} else {
register.setText(text, linewise, blockwise);
}
// The unnamed register always has the same value as the last used
// register.
this.unnamedRegister.setText(register.toString(), linewise);
},
// Gets the register named @name. If one of @name doesn't already exist,
// create it. If @name is invalid, return the unnamedRegister.
getRegister: function(name) {
if (!this.isValidRegister(name)) {
return this.unnamedRegister;
}
name = name.toLowerCase();
if (!this.registers[name]) {
this.registers[name] = new Register();
}
return this.registers[name];
},
isValidRegister: function(name) {
return name && inArray(name, validRegisters);
},
shiftNumericRegisters_: function() {
for (var i = 9; i >= 2; i--) {
this.registers[i] = this.getRegister('' + (i - 1));
}
}
};
function HistoryController() {
this.historyBuffer = [];
this.iterator = 0;
this.initialPrefix = null;
}
HistoryController.prototype = {
// the input argument here acts a user entered prefix for a small time
// until we start autocompletion in which case it is the autocompleted.
nextMatch: function (input, up) {
var historyBuffer = this.historyBuffer;
var dir = up ? -1 : 1;
if (this.initialPrefix === null) this.initialPrefix = input;
for (var i = this.iterator + dir; up ? i >= 0 : i < historyBuffer.length; i+= dir) {
var element = historyBuffer[i];
for (var j = 0; j <= element.length; j++) {
if (this.initialPrefix == element.substring(0, j)) {
this.iterator = i;
return element;
}
}
}
// should return the user input in case we reach the end of buffer.
if (i >= historyBuffer.length) {
this.iterator = historyBuffer.length;
return this.initialPrefix;
}
// return the last autocompleted query or exCommand as it is.
if (i < 0 ) return input;
},
pushInput: function(input) {
var index = this.historyBuffer.indexOf(input);
if (index > -1) this.historyBuffer.splice(index, 1);
if (input.length) this.historyBuffer.push(input);
},
reset: function() {
this.initialPrefix = null;
this.iterator = this.historyBuffer.length;
}
};
var commandDispatcher = {
matchCommand: function(keys, keyMap, inputState, context) {
var matches = commandMatches(keys, keyMap, context, inputState);
if (!matches.full && !matches.partial) {
return {type: 'none'};
} else if (!matches.full && matches.partial) {
return {type: 'partial'};
}
var bestMatch;
for (var i = 0; i < matches.full.length; i++) {
var match = matches.full[i];
if (!bestMatch) {
bestMatch = match;
}
}
if (bestMatch.keys.slice(-11) == '<character>') {
inputState.selectedCharacter = lastChar(keys);
}
return {type: 'full', command: bestMatch};
},
processCommand: function(cm, vim, command) {
vim.inputState.repeatOverride = command.repeatOverride;
switch (command.type) {
case 'motion':
this.processMotion(cm, vim, command);
break;
case 'operator':
this.processOperator(cm, vim, command);
break;
case 'operatorMotion':
this.processOperatorMotion(cm, vim, command);
break;
case 'action':
this.processAction(cm, vim, command);
break;
case 'search':
this.processSearch(cm, vim, command);
break;
case 'ex':
case 'keyToEx':
this.processEx(cm, vim, command);
break;
default:
break;
}
},
processMotion: function(cm, vim, command) {
vim.inputState.motion = command.motion;
vim.inputState.motionArgs = copyArgs(command.motionArgs);
this.evalInput(cm, vim);
},
processOperator: function(cm, vim, command) {
var inputState = vim.inputState;
if (inputState.operator) {
if (inputState.operator == command.operator) {
// Typing an operator twice like 'dd' makes the operator operate
// linewise
inputState.motion = 'expandToLine';
inputState.motionArgs = { linewise: true };
this.evalInput(cm, vim);
return;
} else {
// 2 different operators in a row doesn't make sense.
clearInputState(cm);
}
}
inputState.operator = command.operator;
inputState.operatorArgs = copyArgs(command.operatorArgs);
if (vim.visualMode) {
// Operating on a selection in visual mode. We don't need a motion.
this.evalInput(cm, vim);
}
},
processOperatorMotion: function(cm, vim, command) {
var visualMode = vim.visualMode;
var operatorMotionArgs = copyArgs(command.operatorMotionArgs);
if (operatorMotionArgs) {
// Operator motions may have special behavior in visual mode.
if (visualMode && operatorMotionArgs.visualLine) {
vim.visualLine = true;
}
}
this.processOperator(cm, vim, command);
if (!visualMode) {
this.processMotion(cm, vim, command);
}
},
processAction: function(cm, vim, command) {
var inputState = vim.inputState;
var repeat = inputState.getRepeat();
var repeatIsExplicit = !!repeat;
var actionArgs = copyArgs(command.actionArgs) || {};
if (inputState.selectedCharacter) {
actionArgs.selectedCharacter = inputState.selectedCharacter;
}
// Actions may or may not have motions and operators. Do these first.
if (command.operator) {
this.processOperator(cm, vim, command);
}
if (command.motion) {
this.processMotion(cm, vim, command);
}
if (command.motion || command.operator) {
this.evalInput(cm, vim);
}
actionArgs.repeat = repeat || 1;
actionArgs.repeatIsExplicit = repeatIsExplicit;
actionArgs.registerName = inputState.registerName;
clearInputState(cm);
vim.lastMotion = null;
if (command.isEdit) {
this.recordLastEdit(vim, inputState, command);
}
actions[command.action](cm, actionArgs, vim);
},
processSearch: function(cm, vim, command) {
if (!cm.getSearchCursor) {
// Search depends on SearchCursor.
return;
}
var forward = command.searchArgs.forward;
var wholeWordOnly = command.searchArgs.wholeWordOnly;
getSearchState(cm).setReversed(!forward);
var promptPrefix = (forward) ? '/' : '?';
var originalQuery = getSearchState(cm).getQuery();
var originalScrollPos = cm.getScrollInfo();
function handleQuery(query, ignoreCase, smartCase) {
vimGlobalState.searchHistoryController.pushInput(query);
vimGlobalState.searchHistoryController.reset();
try {
updateSearchQuery(cm, query, ignoreCase, smartCase);
} catch (e) {
showConfirm(cm, 'Invalid regex: ' + query);
clearInputState(cm);
return;
}
commandDispatcher.processMotion(cm, vim, {
type: 'motion',
motion: 'findNext',
motionArgs: { forward: true, toJumplist: command.searchArgs.toJumplist }
});
}
function onPromptClose(query) {
cm.scrollTo(originalScrollPos.left, originalScrollPos.top);
handleQuery(query, true /** ignoreCase */, true /** smartCase */);
var macroModeState = vimGlobalState.macroModeState;
if (macroModeState.isRecording) {
logSearchQuery(macroModeState, query);
}
}
function onPromptKeyUp(e, query, close) {
var keyName = CodeMirror.keyName(e), up;
if (keyName == 'Up' || keyName == 'Down') {
up = keyName == 'Up' ? true : false;
query = vimGlobalState.searchHistoryController.nextMatch(query, up) || '';
close(query);
} else {
if ( keyName != 'Left' && keyName != 'Right' && keyName != 'Ctrl' && keyName != 'Alt' && keyName != 'Shift')
vimGlobalState.searchHistoryController.reset();
}
var parsedQuery;
try {
parsedQuery = updateSearchQuery(cm, query,
true /** ignoreCase */, true /** smartCase */);
} catch (e) {
// Swallow bad regexes for incremental search.
}
if (parsedQuery) {
cm.scrollIntoView(findNext(cm, !forward, parsedQuery), 30);
} else {
clearSearchHighlight(cm);
cm.scrollTo(originalScrollPos.left, originalScrollPos.top);
}
}
function onPromptKeyDown(e, query, close) {
var keyName = CodeMirror.keyName(e);
if (keyName == 'Esc' || keyName == 'Ctrl-C' || keyName == 'Ctrl-[' ||
(keyName == 'Backspace' && query == '')) {
vimGlobalState.searchHistoryController.pushInput(query);
vimGlobalState.searchHistoryController.reset();
updateSearchQuery(cm, originalQuery);
clearSearchHighlight(cm);
cm.scrollTo(originalScrollPos.left, originalScrollPos.top);
CodeMirror.e_stop(e);
clearInputState(cm);
close();
cm.focus();
} else if (keyName == 'Ctrl-U') {
// Ctrl-U clears input.
CodeMirror.e_stop(e);
close('');
}
}
switch (command.searchArgs.querySrc) {
case 'prompt':
var macroModeState = vimGlobalState.macroModeState;
if (macroModeState.isPlaying) {
var query = macroModeState.replaySearchQueries.shift();
handleQuery(query, true /** ignoreCase */, false /** smartCase */);
} else {
showPrompt(cm, {
onClose: onPromptClose,
prefix: promptPrefix,
desc: searchPromptDesc,
onKeyUp: onPromptKeyUp,
onKeyDown: onPromptKeyDown
});
}
break;
case 'wordUnderCursor':
var word = expandWordUnderCursor(cm, false /** inclusive */,
true /** forward */, false /** bigWord */,
true /** noSymbol */);
var isKeyword = true;
if (!word) {
word = expandWordUnderCursor(cm, false /** inclusive */,
true /** forward */, false /** bigWord */,
false /** noSymbol */);
isKeyword = false;
}
if (!word) {
return;
}
var query = cm.getLine(word.start.line).substring(word.start.ch,
word.end.ch);
if (isKeyword && wholeWordOnly) {
query = '\\b' + query + '\\b';
} else {
query = escapeRegex(query);
}
// cachedCursor is used to save the old position of the cursor
// when * or # causes vim to seek for the nearest word and shift
// the cursor before entering the motion.
vimGlobalState.jumpList.cachedCursor = cm.getCursor();
cm.setCursor(word.start);
handleQuery(query, true /** ignoreCase */, false /** smartCase */);
break;
}
},
processEx: function(cm, vim, command) {
function onPromptClose(input) {
// Give the prompt some time to close so that if processCommand shows
// an error, the elements don't overlap.
vimGlobalState.exCommandHistoryController.pushInput(input);
vimGlobalState.exCommandHistoryController.reset();
exCommandDispatcher.processCommand(cm, input);
}
function onPromptKeyDown(e, input, close) {
var keyName = CodeMirror.keyName(e), up;
if (keyName == 'Esc' || keyName == 'Ctrl-C' || keyName == 'Ctrl-[' ||
(keyName == 'Backspace' && input == '')) {
vimGlobalState.exCommandHistoryController.pushInput(input);
vimGlobalState.exCommandHistoryController.reset();
CodeMirror.e_stop(e);
clearInputState(cm);
close();
cm.focus();
}
if (keyName == 'Up' || keyName == 'Down') {
up = keyName == 'Up' ? true : false;
input = vimGlobalState.exCommandHistoryController.nextMatch(input, up) || '';
close(input);
} else if (keyName == 'Ctrl-U') {
// Ctrl-U clears input.
CodeMirror.e_stop(e);
close('');
} else {
if ( keyName != 'Left' && keyName != 'Right' && keyName != 'Ctrl' && keyName != 'Alt' && keyName != 'Shift')
vimGlobalState.exCommandHistoryController.reset();
}
}
if (command.type == 'keyToEx') {
// Handle user defined Ex to Ex mappings
exCommandDispatcher.processCommand(cm, command.exArgs.input);
} else {
if (vim.visualMode) {
showPrompt(cm, { onClose: onPromptClose, prefix: ':', value: '\'<,\'>',
onKeyDown: onPromptKeyDown});
} else {
showPrompt(cm, { onClose: onPromptClose, prefix: ':',
onKeyDown: onPromptKeyDown});
}
}
},
evalInput: function(cm, vim) {
// If the motion command is set, execute both the operator and motion.
// Otherwise return.
var inputState = vim.inputState;
var motion = inputState.motion;
var motionArgs = inputState.motionArgs || {};
var operator = inputState.operator;
var operatorArgs = inputState.operatorArgs || {};
var registerName = inputState.registerName;
var sel = vim.sel;
// TODO: Make sure cm and vim selections are identical outside visual mode.
var origHead = copyCursor(vim.visualMode ? clipCursorToContent(cm, sel.head): cm.getCursor('head'));
var origAnchor = copyCursor(vim.visualMode ? clipCursorToContent(cm, sel.anchor) : cm.getCursor('anchor'));
var oldHead = copyCursor(origHead);
var oldAnchor = copyCursor(origAnchor);
var newHead, newAnchor;
var repeat;
if (operator) {
this.recordLastEdit(vim, inputState);
}
if (inputState.repeatOverride !== undefined) {
// If repeatOverride is specified, that takes precedence over the
// input state's repeat. Used by Ex mode and can be user defined.
repeat = inputState.repeatOverride;
} else {
repeat = inputState.getRepeat();
}
if (repeat > 0 && motionArgs.explicitRepeat) {
motionArgs.repeatIsExplicit = true;
} else if (motionArgs.noRepeat ||
(!motionArgs.explicitRepeat && repeat === 0)) {
repeat = 1;
motionArgs.repeatIsExplicit = false;
}
if (inputState.selectedCharacter) {
// If there is a character input, stick it in all of the arg arrays.
motionArgs.selectedCharacter = operatorArgs.selectedCharacter =
inputState.selectedCharacter;
}
motionArgs.repeat = repeat;
clearInputState(cm);
if (motion) {
var motionResult = motions[motion](cm, origHead, motionArgs, vim);
vim.lastMotion = motions[motion];
if (!motionResult) {
return;
}
if (motionArgs.toJumplist) {
var jumpList = vimGlobalState.jumpList;
// if the current motion is # or *, use cachedCursor
var cachedCursor = jumpList.cachedCursor;
if (cachedCursor) {
recordJumpPosition(cm, cachedCursor, motionResult);
delete jumpList.cachedCursor;
} else {
recordJumpPosition(cm, origHead, motionResult);
}
}
if (motionResult instanceof Array) {
newAnchor = motionResult[0];
newHead = motionResult[1];
} else {
newHead = motionResult;
}
// TODO: Handle null returns from motion commands better.
if (!newHead) {
newHead = copyCursor(origHead);
}
if (vim.visualMode) {
if (!(vim.visualBlock && newHead.ch === Infinity)) {
newHead = clipCursorToContent(cm, newHead, vim.visualBlock);
}
if (newAnchor) {
newAnchor = clipCursorToContent(cm, newAnchor, true);
}
newAnchor = newAnchor || oldAnchor;
sel.anchor = newAnchor;
sel.head = newHead;
updateCmSelection(cm);
updateMark(cm, vim, '<',
cursorIsBefore(newAnchor, newHead) ? newAnchor
: newHead);
updateMark(cm, vim, '>',
cursorIsBefore(newAnchor, newHead) ? newHead
: newAnchor);
} else if (!operator) {
newHead = clipCursorToContent(cm, newHead);
cm.setCursor(newHead.line, newHead.ch);
}
}
if (operator) {
if (operatorArgs.lastSel) {
// Replaying a visual mode operation
newAnchor = oldAnchor;
var lastSel = operatorArgs.lastSel;
var lineOffset = Math.abs(lastSel.head.line - lastSel.anchor.line);
var chOffset = Math.abs(lastSel.head.ch - lastSel.anchor.ch);
if (lastSel.visualLine) {
// Linewise Visual mode: The same number of lines.
newHead = Pos(oldAnchor.line + lineOffset, oldAnchor.ch);
} else if (lastSel.visualBlock) {
// Blockwise Visual mode: The same number of lines and columns.
newHead = Pos(oldAnchor.line + lineOffset, oldAnchor.ch + chOffset);
} else if (lastSel.head.line == lastSel.anchor.line) {
// Normal Visual mode within one line: The same number of characters.
newHead = Pos(oldAnchor.line, oldAnchor.ch + chOffset);
} else {
// Normal Visual mode with several lines: The same number of lines, in the
// last line the same number of characters as in the last line the last time.
newHead = Pos(oldAnchor.line + lineOffset, oldAnchor.ch);
}
vim.visualMode = true;
vim.visualLine = lastSel.visualLine;
vim.visualBlock = lastSel.visualBlock;
sel = vim.sel = {
anchor: newAnchor,
head: newHead
};
updateCmSelection(cm);
} else if (vim.visualMode) {
operatorArgs.lastSel = {
anchor: copyCursor(sel.anchor),
head: copyCursor(sel.head),
visualBlock: vim.visualBlock,
visualLine: vim.visualLine
};
}
var curStart, curEnd, linewise, mode;
var cmSel;
if (vim.visualMode) {
// Init visual op
curStart = cursorMin(sel.head, sel.anchor);
curEnd = cursorMax(sel.head, sel.anchor);
linewise = vim.visualLine || operatorArgs.linewise;
mode = vim.visualBlock ? 'block' :
linewise ? 'line' :
'char';
cmSel = makeCmSelection(cm, {
anchor: curStart,
head: curEnd
}, mode);
if (linewise) {
var ranges = cmSel.ranges;
if (mode == 'block') {
// Linewise operators in visual block mode extend to end of line
for (var i = 0; i < ranges.length; i++) {
ranges[i].head.ch = lineLength(cm, ranges[i].head.line);
}
} else if (mode == 'line') {
ranges[0].head = Pos(ranges[0].head.line + 1, 0);
}
}
} else {
// Init motion op
curStart = copyCursor(newAnchor || oldAnchor);
curEnd = copyCursor(newHead || oldHead);
if (cursorIsBefore(curEnd, curStart)) {
var tmp = curStart;
curStart = curEnd;
curEnd = tmp;
}
linewise = motionArgs.linewise || operatorArgs.linewise;
if (linewise) {
// Expand selection to entire line.
expandSelectionToLine(cm, curStart, curEnd);
} else if (motionArgs.forward) {
// Clip to trailing newlines only if the motion goes forward.
clipToLine(cm, curStart, curEnd);
}
mode = 'char';
var exclusive = !motionArgs.inclusive || linewise;
cmSel = makeCmSelection(cm, {
anchor: curStart,
head: curEnd
}, mode, exclusive);
}
cm.setSelections(cmSel.ranges, cmSel.primary);
vim.lastMotion = null;
operatorArgs.repeat = repeat; // For indent in visual mode.
operatorArgs.registerName = registerName;
// Keep track of linewise as it affects how paste and change behave.
operatorArgs.linewise = linewise;
var operatorMoveTo = operators[operator](
cm, operatorArgs, cmSel.ranges, oldAnchor, newHead);
if (vim.visualMode) {
exitVisualMode(cm, operatorMoveTo != null);
}
if (operatorMoveTo) {
cm.setCursor(operatorMoveTo);
}
}
},
recordLastEdit: function(vim, inputState, actionCommand) {
var macroModeState = vimGlobalState.macroModeState;
if (macroModeState.isPlaying) { return; }
vim.lastEditInputState = inputState;
vim.lastEditActionCommand = actionCommand;
macroModeState.lastInsertModeChanges.changes = [];
macroModeState.lastInsertModeChanges.expectCursorActivityForChange = false;
}
};
/**
* typedef {Object{line:number,ch:number}} Cursor An object containing the
* position of the cursor.
*/
// All of the functions below return Cursor objects.
var motions = {
moveToTopLine: function(cm, _head, motionArgs) {
var line = getUserVisibleLines(cm).top + motionArgs.repeat -1;
return Pos(line, findFirstNonWhiteSpaceCharacter(cm.getLine(line)));
},
moveToMiddleLine: function(cm) {
var range = getUserVisibleLines(cm);
var line = Math.floor((range.top + range.bottom) * 0.5);
return Pos(line, findFirstNonWhiteSpaceCharacter(cm.getLine(line)));
},
moveToBottomLine: function(cm, _head, motionArgs) {
var line = getUserVisibleLines(cm).bottom - motionArgs.repeat +1;
return Pos(line, findFirstNonWhiteSpaceCharacter(cm.getLine(line)));
},
expandToLine: function(_cm, head, motionArgs) {
// Expands forward to end of line, and then to next line if repeat is
// >1. Does not handle backward motion!
var cur = head;
return Pos(cur.line + motionArgs.repeat - 1, Infinity);
},
findNext: function(cm, _head, motionArgs) {
var state = getSearchState(cm);
var query = state.getQuery();
if (!query) {
return;
}
var prev = !motionArgs.forward;
// If search is initiated with ? instead of /, negate direction.
prev = (state.isReversed()) ? !prev : prev;
highlightSearchMatches(cm, query);
return findNext(cm, prev/** prev */, query, motionArgs.repeat);
},
goToMark: function(cm, _head, motionArgs, vim) {
var mark = vim.marks[motionArgs.selectedCharacter];
if (mark) {
var pos = mark.find();
return motionArgs.linewise ? { line: pos.line, ch: findFirstNonWhiteSpaceCharacter(cm.getLine(pos.line)) } : pos;
}
return null;
},
moveToOtherHighlightedEnd: function(cm, _head, motionArgs, vim) {
if (vim.visualBlock && motionArgs.sameLine) {
var sel = vim.sel;
return [
clipCursorToContent(cm, Pos(sel.anchor.line, sel.head.ch)),
clipCursorToContent(cm, Pos(sel.head.line, sel.anchor.ch))
];
} else {
return ([vim.sel.head, vim.sel.anchor]);
}
},
jumpToMark: function(cm, head, motionArgs, vim) {
var best = head;
for (var i = 0; i < motionArgs.repeat; i++) {
var cursor = best;
for (var key in vim.marks) {
if (!isLowerCase(key)) {
continue;
}
var mark = vim.marks[key].find();
var isWrongDirection = (motionArgs.forward) ?
cursorIsBefore(mark, cursor) : cursorIsBefore(cursor, mark);
if (isWrongDirection) {
continue;
}
if (motionArgs.linewise && (mark.line == cursor.line)) {
continue;
}
var equal = cursorEqual(cursor, best);
var between = (motionArgs.forward) ?
cursorIsBetween(cursor, mark, best) :
cursorIsBetween(best, mark, cursor);
if (equal || between) {
best = mark;
}
}
}
if (motionArgs.linewise) {
// Vim places the cursor on the first non-whitespace character of
// the line if there is one, else it places the cursor at the end
// of the line, regardless of whether a mark was found.
best = Pos(best.line, findFirstNonWhiteSpaceCharacter(cm.getLine(best.line)));
}
return best;
},
moveByCharacters: function(_cm, head, motionArgs) {
var cur = head;
var repeat = motionArgs.repeat;
var ch = motionArgs.forward ? cur.ch + repeat : cur.ch - repeat;
return Pos(cur.line, ch);
},
moveByLines: function(cm, head, motionArgs, vim) {
var cur = head;
var endCh = cur.ch;
// Depending what our last motion was, we may want to do different
// things. If our last motion was moving vertically, we want to
// preserve the HPos from our last horizontal move. If our last motion
// was going to the end of a line, moving vertically we should go to
// the end of the line, etc.
switch (vim.lastMotion) {
case this.moveByLines:
case this.moveByDisplayLines:
case this.moveByScroll:
case this.moveToColumn:
case this.moveToEol:
endCh = vim.lastHPos;
break;
default:
vim.lastHPos = endCh;
}
var repeat = motionArgs.repeat+(motionArgs.repeatOffset||0);
var line = motionArgs.forward ? cur.line + repeat : cur.line - repeat;
var first = cm.firstLine();
var last = cm.lastLine();
// Vim go to line begin or line end when cursor at first/last line and
// move to previous/next line is triggered.
if (line < first && cur.line == first){
return this.moveToStartOfLine(cm, head, motionArgs, vim);
}else if (line > last && cur.line == last){
return this.moveToEol(cm, head, motionArgs, vim);
}
if (motionArgs.toFirstChar){
endCh=findFirstNonWhiteSpaceCharacter(cm.getLine(line));
vim.lastHPos = endCh;
}
vim.lastHSPos = cm.charCoords(Pos(line, endCh),'div').left;
return Pos(line, endCh);
},
moveByDisplayLines: function(cm, head, motionArgs, vim) {
var cur = head;
switch (vim.lastMotion) {
case this.moveByDisplayLines:
case this.moveByScroll:
case this.moveByLines:
case this.moveToColumn:
case this.moveToEol:
break;
default:
vim.lastHSPos = cm.charCoords(cur,'div').left;
}
var repeat = motionArgs.repeat;
var res=cm.findPosV(cur,(motionArgs.forward ? repeat : -repeat),'line',vim.lastHSPos);
if (res.hitSide) {
if (motionArgs.forward) {
var lastCharCoords = cm.charCoords(res, 'div');
var goalCoords = { top: lastCharCoords.top + 8, left: vim.lastHSPos };
var res = cm.coordsChar(goalCoords, 'div');
} else {
var resCoords = cm.charCoords(Pos(cm.firstLine(), 0), 'div');
resCoords.left = vim.lastHSPos;
res = cm.coordsChar(resCoords, 'div');
}
}
vim.lastHPos = res.ch;
return res;
},
moveByPage: function(cm, head, motionArgs) {
// CodeMirror only exposes functions that move the cursor page down, so
// doing this bad hack to move the cursor and move it back. evalInput
// will move the cursor to where it should be in the end.
var curStart = head;
var repeat = motionArgs.repeat;
return cm.findPosV(curStart, (motionArgs.forward ? repeat : -repeat), 'page');
},
moveByParagraph: function(cm, head, motionArgs) {
var dir = motionArgs.forward ? 1 : -1;
return findParagraph(cm, head, motionArgs.repeat, dir);
},
moveByScroll: function(cm, head, motionArgs, vim) {
var scrollbox = cm.getScrollInfo();
var curEnd = null;
var repeat = motionArgs.repeat;
if (!repeat) {
repeat = scrollbox.clientHeight / (2 * cm.defaultTextHeight());
}
var orig = cm.charCoords(head, 'local');
motionArgs.repeat = repeat;
var curEnd = motions.moveByDisplayLines(cm, head, motionArgs, vim);
if (!curEnd) {
return null;
}
var dest = cm.charCoords(curEnd, 'local');
cm.scrollTo(null, scrollbox.top + dest.top - orig.top);
return curEnd;
},
moveByWords: function(cm, head, motionArgs) {
return moveToWord(cm, head, motionArgs.repeat, !!motionArgs.forward,
!!motionArgs.wordEnd, !!motionArgs.bigWord);
},
moveTillCharacter: function(cm, _head, motionArgs) {
var repeat = motionArgs.repeat;
var curEnd = moveToCharacter(cm, repeat, motionArgs.forward,
motionArgs.selectedCharacter);
var increment = motionArgs.forward ? -1 : 1;
recordLastCharacterSearch(increment, motionArgs);
if (!curEnd) return null;
curEnd.ch += increment;
return curEnd;
},
moveToCharacter: function(cm, head, motionArgs) {
var repeat = motionArgs.repeat;
recordLastCharacterSearch(0, motionArgs);
return moveToCharacter(cm, repeat, motionArgs.forward,
motionArgs.selectedCharacter) || head;
},
moveToSymbol: function(cm, head, motionArgs) {
var repeat = motionArgs.repeat;
return findSymbol(cm, repeat, motionArgs.forward,
motionArgs.selectedCharacter) || head;
},
moveToColumn: function(cm, head, motionArgs, vim) {
var repeat = motionArgs.repeat;
// repeat is equivalent to which column we want to move to!
vim.lastHPos = repeat - 1;
vim.lastHSPos = cm.charCoords(head,'div').left;
return moveToColumn(cm, repeat);
},
moveToEol: function(cm, head, motionArgs, vim) {
var cur = head;
vim.lastHPos = Infinity;
var retval= Pos(cur.line + motionArgs.repeat - 1, Infinity);
var end=cm.clipPos(retval);
end.ch--;
vim.lastHSPos = cm.charCoords(end,'div').left;
return retval;
},
moveToFirstNonWhiteSpaceCharacter: function(cm, head) {
// Go to the start of the line where the text begins, or the end for
// whitespace-only lines
var cursor = head;
return Pos(cursor.line,
findFirstNonWhiteSpaceCharacter(cm.getLine(cursor.line)));
},
moveToMatchedSymbol: function(cm, head) {
var cursor = head;
var line = cursor.line;
var ch = cursor.ch;
var lineText = cm.getLine(line);
var symbol;
do {
symbol = lineText.charAt(ch++);
if (symbol && isMatchableSymbol(symbol)) {
var style = cm.getTokenTypeAt(Pos(line, ch));
if (style !== "string" && style !== "comment") {
break;
}
}
} while (symbol);
if (symbol) {
var matched = cm.findMatchingBracket(Pos(line, ch));
return matched.to;
} else {
return cursor;
}
},
moveToStartOfLine: function(_cm, head) {
return Pos(head.line, 0);
},
moveToLineOrEdgeOfDocument: function(cm, _head, motionArgs) {
var lineNum = motionArgs.forward ? cm.lastLine() : cm.firstLine();
if (motionArgs.repeatIsExplicit) {
lineNum = motionArgs.repeat - cm.getOption('firstLineNumber');
}
return Pos(lineNum,
findFirstNonWhiteSpaceCharacter(cm.getLine(lineNum)));
},
textObjectManipulation: function(cm, head, motionArgs, vim) {
// TODO: lots of possible exceptions that can be thrown here. Try da(
// outside of a () block.
// TODO: adding <> >< to this map doesn't work, presumably because
// they're operators
var mirroredPairs = {'(': ')', ')': '(',
'{': '}', '}': '{',
'[': ']', ']': '['};
var selfPaired = {'\'': true, '"': true};
var character = motionArgs.selectedCharacter;
// 'b' refers to '()' block.
// 'B' refers to '{}' block.
if (character == 'b') {
character = '(';
} else if (character == 'B') {
character = '{';
}
// Inclusive is the difference between a and i
// TODO: Instead of using the additional text object map to perform text
// object operations, merge the map into the defaultKeyMap and use
// motionArgs to define behavior. Define separate entries for 'aw',
// 'iw', 'a[', 'i[', etc.
var inclusive = !motionArgs.textObjectInner;
var tmp;
if (mirroredPairs[character]) {
tmp = selectCompanionObject(cm, head, character, inclusive);
} else if (selfPaired[character]) {
tmp = findBeginningAndEnd(cm, head, character, inclusive);
} else if (character === 'W') {
tmp = expandWordUnderCursor(cm, inclusive, true /** forward */,
true /** bigWord */);
} else if (character === 'w') {
tmp = expandWordUnderCursor(cm, inclusive, true /** forward */,
false /** bigWord */);
} else if (character === 'p') {
tmp = findParagraph(cm, head, motionArgs.repeat, 0, inclusive);
motionArgs.linewise = true;
if (vim.visualMode) {
if (!vim.visualLine) { vim.visualLine = true; }
} else {
var operatorArgs = vim.inputState.operatorArgs;
if (operatorArgs) { operatorArgs.linewise = true; }
tmp.end.line--;
}
} else {
// No text object defined for this, don't move.
return null;
}
if (!cm.state.vim.visualMode) {
return [tmp.start, tmp.end];
} else {
return expandSelection(cm, tmp.start, tmp.end);
}
},
repeatLastCharacterSearch: function(cm, head, motionArgs) {
var lastSearch = vimGlobalState.lastCharacterSearch;
var repeat = motionArgs.repeat;
var forward = motionArgs.forward === lastSearch.forward;
var increment = (lastSearch.increment ? 1 : 0) * (forward ? -1 : 1);
cm.moveH(-increment, 'char');
motionArgs.inclusive = forward ? true : false;
var curEnd = moveToCharacter(cm, repeat, forward, lastSearch.selectedCharacter);
if (!curEnd) {
cm.moveH(increment, 'char');
return head;
}
curEnd.ch += increment;
return curEnd;
}
};
function defineMotion(name, fn) {
motions[name] = fn;
}
function fillArray(val, times) {
var arr = [];
for (var i = 0; i < times; i++) {
arr.push(val);
}
return arr;
}
/**
* An operator acts on a text selection. It receives the list of selections
* as input. The corresponding CodeMirror selection is guaranteed to
* match the input selection.
*/
var operators = {
change: function(cm, args, ranges) {
var finalHead, text;
var vim = cm.state.vim;
vimGlobalState.macroModeState.lastInsertModeChanges.inVisualBlock = vim.visualBlock;
if (!vim.visualMode) {
var anchor = ranges[0].anchor,
head = ranges[0].head;
text = cm.getRange(anchor, head);
var lastState = vim.lastEditInputState || {};
if (lastState.motion == "moveByWords" && !isWhiteSpaceString(text)) {
// Exclude trailing whitespace if the range is not all whitespace.
var match = (/\s+$/).exec(text);
if (match && lastState.motionArgs && lastState.motionArgs.forward) {
head = offsetCursor(head, 0, - match[0].length);
text = text.slice(0, - match[0].length);
}
}
var prevLineEnd = new Pos(anchor.line - 1, Number.MAX_VALUE);
var wasLastLine = cm.firstLine() == cm.lastLine();
if (head.line > cm.lastLine() && args.linewise && !wasLastLine) {
cm.replaceRange('', prevLineEnd, head);
} else {
cm.replaceRange('', anchor, head);
}
if (args.linewise) {
// Push the next line back down, if there is a next line.
if (!wasLastLine) {
cm.setCursor(prevLineEnd);
CodeMirror.commands.newlineAndIndent(cm);
}
// make sure cursor ends up at the end of the line.
anchor.ch = Number.MAX_VALUE;
}
finalHead = anchor;
} else {
text = cm.getSelection();
var replacement = fillArray('', ranges.length);
cm.replaceSelections(replacement);
finalHead = cursorMin(ranges[0].head, ranges[0].anchor);
}
vimGlobalState.registerController.pushText(
args.registerName, 'change', text,
args.linewise, ranges.length > 1);
actions.enterInsertMode(cm, {head: finalHead}, cm.state.vim);
},
// delete is a javascript keyword.
'delete': function(cm, args, ranges) {
var finalHead, text;
var vim = cm.state.vim;
if (!vim.visualBlock) {
var anchor = ranges[0].anchor,
head = ranges[0].head;
if (args.linewise &&
head.line != cm.firstLine() &&
anchor.line == cm.lastLine() &&
anchor.line == head.line - 1) {
// Special case for dd on last line (and first line).
if (anchor.line == cm.firstLine()) {
anchor.ch = 0;
} else {
anchor = Pos(anchor.line - 1, lineLength(cm, anchor.line - 1));
}
}
text = cm.getRange(anchor, head);
cm.replaceRange('', anchor, head);
finalHead = anchor;
if (args.linewise) {
finalHead = motions.moveToFirstNonWhiteSpaceCharacter(cm, anchor);
}
} else {
text = cm.getSelection();
var replacement = fillArray('', ranges.length);
cm.replaceSelections(replacement);
finalHead = ranges[0].anchor;
}
vimGlobalState.registerController.pushText(
args.registerName, 'delete', text,
args.linewise, vim.visualBlock);
return clipCursorToContent(cm, finalHead);
},
indent: function(cm, args, ranges) {
var vim = cm.state.vim;
var startLine = ranges[0].anchor.line;
var endLine = vim.visualBlock ?
ranges[ranges.length - 1].anchor.line :
ranges[0].head.line;
// In visual mode, n> shifts the selection right n times, instead of
// shifting n lines right once.
var repeat = (vim.visualMode) ? args.repeat : 1;
if (args.linewise) {
// The only way to delete a newline is to delete until the start of
// the next line, so in linewise mode evalInput will include the next
// line. We don't want this in indent, so we go back a line.
endLine--;
}
for (var i = startLine; i <= endLine; i++) {
for (var j = 0; j < repeat; j++) {
cm.indentLine(i, args.indentRight);
}
}
return motions.moveToFirstNonWhiteSpaceCharacter(cm, ranges[0].anchor);
},
changeCase: function(cm, args, ranges, oldAnchor, newHead) {
var selections = cm.getSelections();
var swapped = [];
var toLower = args.toLower;
for (var j = 0; j < selections.length; j++) {
var toSwap = selections[j];
var text = '';
if (toLower === true) {
text = toSwap.toLowerCase();
} else if (toLower === false) {
text = toSwap.toUpperCase();
} else {
for (var i = 0; i < toSwap.length; i++) {
var character = toSwap.charAt(i);
text += isUpperCase(character) ? character.toLowerCase() :
character.toUpperCase();
}
}
swapped.push(text);
}
cm.replaceSelections(swapped);
if (args.shouldMoveCursor){
return newHead;
} else if (!cm.state.vim.visualMode && args.linewise && ranges[0].anchor.line + 1 == ranges[0].head.line) {
return motions.moveToFirstNonWhiteSpaceCharacter(cm, oldAnchor);
} else if (args.linewise){
return oldAnchor;
} else {
return cursorMin(ranges[0].anchor, ranges[0].head);
}
},
yank: function(cm, args, ranges, oldAnchor) {
var vim = cm.state.vim;
var text = cm.getSelection();
var endPos = vim.visualMode
? cursorMin(vim.sel.anchor, vim.sel.head, ranges[0].head, ranges[0].anchor)
: oldAnchor;
vimGlobalState.registerController.pushText(
args.registerName, 'yank',
text, args.linewise, vim.visualBlock);
return endPos;
}
};
function defineOperator(name, fn) {
operators[name] = fn;
}
var actions = {
jumpListWalk: function(cm, actionArgs, vim) {
if (vim.visualMode) {
return;
}
var repeat = actionArgs.repeat;
var forward = actionArgs.forward;
var jumpList = vimGlobalState.jumpList;
var mark = jumpList.move(cm, forward ? repeat : -repeat);
var markPos = mark ? mark.find() : undefined;
markPos = markPos ? markPos : cm.getCursor();
cm.setCursor(markPos);
},
scroll: function(cm, actionArgs, vim) {
if (vim.visualMode) {
return;
}
var repeat = actionArgs.repeat || 1;
var lineHeight = cm.defaultTextHeight();
var top = cm.getScrollInfo().top;
var delta = lineHeight * repeat;
var newPos = actionArgs.forward ? top + delta : top - delta;
var cursor = copyCursor(cm.getCursor());
var cursorCoords = cm.charCoords(cursor, 'local');
if (actionArgs.forward) {
if (newPos > cursorCoords.top) {
cursor.line += (newPos - cursorCoords.top) / lineHeight;
cursor.line = Math.ceil(cursor.line);
cm.setCursor(cursor);
cursorCoords = cm.charCoords(cursor, 'local');
cm.scrollTo(null, cursorCoords.top);
} else {
// Cursor stays within bounds. Just reposition the scroll window.
cm.scrollTo(null, newPos);
}
} else {
var newBottom = newPos + cm.getScrollInfo().clientHeight;
if (newBottom < cursorCoords.bottom) {
cursor.line -= (cursorCoords.bottom - newBottom) / lineHeight;
cursor.line = Math.floor(cursor.line);
cm.setCursor(cursor);
cursorCoords = cm.charCoords(cursor, 'local');
cm.scrollTo(
null, cursorCoords.bottom - cm.getScrollInfo().clientHeight);
} else {
// Cursor stays within bounds. Just reposition the scroll window.
cm.scrollTo(null, newPos);
}
}
},
scrollToCursor: function(cm, actionArgs) {
var lineNum = cm.getCursor().line;
var charCoords = cm.charCoords(Pos(lineNum, 0), 'local');
var height = cm.getScrollInfo().clientHeight;
var y = charCoords.top;
var lineHeight = charCoords.bottom - y;
switch (actionArgs.position) {
case 'center': y = y - (height / 2) + lineHeight;
break;
case 'bottom': y = y - height + lineHeight;
break;
}
cm.scrollTo(null, y);
},
replayMacro: function(cm, actionArgs, vim) {
var registerName = actionArgs.selectedCharacter;
var repeat = actionArgs.repeat;
var macroModeState = vimGlobalState.macroModeState;
if (registerName == '@') {
registerName = macroModeState.latestRegister;
}
while(repeat--){
executeMacroRegister(cm, vim, macroModeState, registerName);
}
},
enterMacroRecordMode: function(cm, actionArgs) {
var macroModeState = vimGlobalState.macroModeState;
var registerName = actionArgs.selectedCharacter;
macroModeState.enterMacroRecordMode(cm, registerName);
},
enterInsertMode: function(cm, actionArgs, vim) {
if (cm.getOption('readOnly')) { return; }
vim.insertMode = true;
vim.insertModeRepeat = actionArgs && actionArgs.repeat || 1;
var insertAt = (actionArgs) ? actionArgs.insertAt : null;
var sel = vim.sel;
var head = actionArgs.head || cm.getCursor('head');
var height = cm.listSelections().length;
if (insertAt == 'eol') {
head = Pos(head.line, lineLength(cm, head.line));
} else if (insertAt == 'charAfter') {
head = offsetCursor(head, 0, 1);
} else if (insertAt == 'firstNonBlank') {
head = motions.moveToFirstNonWhiteSpaceCharacter(cm, head);
} else if (insertAt == 'startOfSelectedArea') {
if (!vim.visualBlock) {
if (sel.head.line < sel.anchor.line) {
head = sel.head;
} else {
head = Pos(sel.anchor.line, 0);
}
} else {
head = Pos(
Math.min(sel.head.line, sel.anchor.line),
Math.min(sel.head.ch, sel.anchor.ch));
height = Math.abs(sel.head.line - sel.anchor.line) + 1;
}
} else if (insertAt == 'endOfSelectedArea') {
if (!vim.visualBlock) {
if (sel.head.line >= sel.anchor.line) {
head = offsetCursor(sel.head, 0, 1);
} else {
head = Pos(sel.anchor.line, 0);
}
} else {
head = Pos(
Math.min(sel.head.line, sel.anchor.line),
Math.max(sel.head.ch + 1, sel.anchor.ch));
height = Math.abs(sel.head.line - sel.anchor.line) + 1;
}
} else if (insertAt == 'inplace') {
if (vim.visualMode){
return;
}
}
cm.setOption('keyMap', 'vim-insert');
cm.setOption('disableInput', false);
if (actionArgs && actionArgs.replace) {
// Handle Replace-mode as a special case of insert mode.
cm.toggleOverwrite(true);
cm.setOption('keyMap', 'vim-replace');
CodeMirror.signal(cm, "vim-mode-change", {mode: "replace"});
} else {
cm.setOption('keyMap', 'vim-insert');
CodeMirror.signal(cm, "vim-mode-change", {mode: "insert"});
}
if (!vimGlobalState.macroModeState.isPlaying) {
// Only record if not replaying.
cm.on('change', onChange);
CodeMirror.on(cm.getInputField(), 'keydown', onKeyEventTargetKeyDown);
}
if (vim.visualMode) {
exitVisualMode(cm);
}
selectForInsert(cm, head, height);
},
toggleVisualMode: function(cm, actionArgs, vim) {
var repeat = actionArgs.repeat;
var anchor = cm.getCursor();
var head;
// TODO: The repeat should actually select number of characters/lines
// equal to the repeat times the size of the previous visual
// operation.
if (!vim.visualMode) {
// Entering visual mode
vim.visualMode = true;
vim.visualLine = !!actionArgs.linewise;
vim.visualBlock = !!actionArgs.blockwise;
head = clipCursorToContent(
cm, Pos(anchor.line, anchor.ch + repeat - 1),
true /** includeLineBreak */);
vim.sel = {
anchor: anchor,
head: head
};
CodeMirror.signal(cm, "vim-mode-change", {mode: "visual", subMode: vim.visualLine ? "linewise" : vim.visualBlock ? "blockwise" : ""});
updateCmSelection(cm);
updateMark(cm, vim, '<', cursorMin(anchor, head));
updateMark(cm, vim, '>', cursorMax(anchor, head));
} else if (vim.visualLine ^ actionArgs.linewise ||
vim.visualBlock ^ actionArgs.blockwise) {
// Toggling between modes
vim.visualLine = !!actionArgs.linewise;
vim.visualBlock = !!actionArgs.blockwise;
CodeMirror.signal(cm, "vim-mode-change", {mode: "visual", subMode: vim.visualLine ? "linewise" : vim.visualBlock ? "blockwise" : ""});
updateCmSelection(cm);
} else {
exitVisualMode(cm);
}
},
reselectLastSelection: function(cm, _actionArgs, vim) {
var lastSelection = vim.lastSelection;
if (vim.visualMode) {
updateLastSelection(cm, vim);
}
if (lastSelection) {
var anchor = lastSelection.anchorMark.find();
var head = lastSelection.headMark.find();
if (!anchor || !head) {
// If the marks have been destroyed due to edits, do nothing.
return;
}
vim.sel = {
anchor: anchor,
head: head
};
vim.visualMode = true;
vim.visualLine = lastSelection.visualLine;
vim.visualBlock = lastSelection.visualBlock;
updateCmSelection(cm);
updateMark(cm, vim, '<', cursorMin(anchor, head));
updateMark(cm, vim, '>', cursorMax(anchor, head));
CodeMirror.signal(cm, 'vim-mode-change', {
mode: 'visual',
subMode: vim.visualLine ? 'linewise' :
vim.visualBlock ? 'blockwise' : ''});
}
},
joinLines: function(cm, actionArgs, vim) {
var curStart, curEnd;
if (vim.visualMode) {
curStart = cm.getCursor('anchor');
curEnd = cm.getCursor('head');
if (cursorIsBefore(curEnd, curStart)) {
var tmp = curEnd;
curEnd = curStart;
curStart = tmp;
}
curEnd.ch = lineLength(cm, curEnd.line) - 1;
} else {
// Repeat is the number of lines to join. Minimum 2 lines.
var repeat = Math.max(actionArgs.repeat, 2);
curStart = cm.getCursor();
curEnd = clipCursorToContent(cm, Pos(curStart.line + repeat - 1,
Infinity));
}
var finalCh = 0;
for (var i = curStart.line; i < curEnd.line; i++) {
finalCh = lineLength(cm, curStart.line);
var tmp = Pos(curStart.line + 1,
lineLength(cm, curStart.line + 1));
var text = cm.getRange(curStart, tmp);
text = text.replace(/\n\s*/g, ' ');
cm.replaceRange(text, curStart, tmp);
}
var curFinalPos = Pos(curStart.line, finalCh);
if (vim.visualMode) {
exitVisualMode(cm, false);
}
cm.setCursor(curFinalPos);
},
newLineAndEnterInsertMode: function(cm, actionArgs, vim) {
vim.insertMode = true;
var insertAt = copyCursor(cm.getCursor());
if (insertAt.line === cm.firstLine() && !actionArgs.after) {
// Special case for inserting newline before start of document.
cm.replaceRange('\n', Pos(cm.firstLine(), 0));
cm.setCursor(cm.firstLine(), 0);
} else {
insertAt.line = (actionArgs.after) ? insertAt.line :
insertAt.line - 1;
insertAt.ch = lineLength(cm, insertAt.line);
cm.setCursor(insertAt);
var newlineFn = CodeMirror.commands.newlineAndIndentContinueComment ||
CodeMirror.commands.newlineAndIndent;
newlineFn(cm);
}
this.enterInsertMode(cm, { repeat: actionArgs.repeat }, vim);
},
paste: function(cm, actionArgs, vim) {
var cur = copyCursor(cm.getCursor());
var register = vimGlobalState.registerController.getRegister(
actionArgs.registerName);
var text = register.toString();
if (!text) {
return;
}
if (actionArgs.matchIndent) {
var tabSize = cm.getOption("tabSize");
// length that considers tabs and tabSize
var whitespaceLength = function(str) {
var tabs = (str.split("\t").length - 1);
var spaces = (str.split(" ").length - 1);
return tabs * tabSize + spaces * 1;
};
var currentLine = cm.getLine(cm.getCursor().line);
var indent = whitespaceLength(currentLine.match(/^\s*/)[0]);
// chomp last newline b/c don't want it to match /^\s*/gm
var chompedText = text.replace(/\n$/, '');
var wasChomped = text !== chompedText;
var firstIndent = whitespaceLength(text.match(/^\s*/)[0]);
var text = chompedText.replace(/^\s*/gm, function(wspace) {
var newIndent = indent + (whitespaceLength(wspace) - firstIndent);
if (newIndent < 0) {
return "";
}
else if (cm.getOption("indentWithTabs")) {
var quotient = Math.floor(newIndent / tabSize);
return Array(quotient + 1).join('\t');
}
else {
return Array(newIndent + 1).join(' ');
}
});
text += wasChomped ? "\n" : "";
}
if (actionArgs.repeat > 1) {
var text = Array(actionArgs.repeat + 1).join(text);
}
var linewise = register.linewise;
var blockwise = register.blockwise;
if (linewise) {
if(vim.visualMode) {
text = vim.visualLine ? text.slice(0, -1) : '\n' + text.slice(0, text.length - 1) + '\n';
} else if (actionArgs.after) {
// Move the newline at the end to the start instead, and paste just
// before the newline character of the line we are on right now.
text = '\n' + text.slice(0, text.length - 1);
cur.ch = lineLength(cm, cur.line);
} else {
cur.ch = 0;
}
} else {
if (blockwise) {
text = text.split('\n');
for (var i = 0; i < text.length; i++) {
text[i] = (text[i] == '') ? ' ' : text[i];
}
}
cur.ch += actionArgs.after ? 1 : 0;
}
var curPosFinal;
var idx;
if (vim.visualMode) {
// save the pasted text for reselection if the need arises
vim.lastPastedText = text;
var lastSelectionCurEnd;
var selectedArea = getSelectedAreaRange(cm, vim);
var selectionStart = selectedArea[0];
var selectionEnd = selectedArea[1];
var selectedText = cm.getSelection();
var selections = cm.listSelections();
var emptyStrings = new Array(selections.length).join('1').split('1');
// save the curEnd marker before it get cleared due to cm.replaceRange.
if (vim.lastSelection) {
lastSelectionCurEnd = vim.lastSelection.headMark.find();
}
// push the previously selected text to unnamed register
vimGlobalState.registerController.unnamedRegister.setText(selectedText);
if (blockwise) {
// first delete the selected text
cm.replaceSelections(emptyStrings);
// Set new selections as per the block length of the yanked text
selectionEnd = Pos(selectionStart.line + text.length-1, selectionStart.ch);
cm.setCursor(selectionStart);
selectBlock(cm, selectionEnd);
cm.replaceSelections(text);
curPosFinal = selectionStart;
} else if (vim.visualBlock) {
cm.replaceSelections(emptyStrings);
cm.setCursor(selectionStart);
cm.replaceRange(text, selectionStart, selectionStart);
curPosFinal = selectionStart;
} else {
cm.replaceRange(text, selectionStart, selectionEnd);
curPosFinal = cm.posFromIndex(cm.indexFromPos(selectionStart) + text.length - 1);
}
// restore the the curEnd marker
if(lastSelectionCurEnd) {
vim.lastSelection.headMark = cm.setBookmark(lastSelectionCurEnd);
}
if (linewise) {
curPosFinal.ch=0;
}
} else {
if (blockwise) {
cm.setCursor(cur);
for (var i = 0; i < text.length; i++) {
var line = cur.line+i;
if (line > cm.lastLine()) {
cm.replaceRange('\n', Pos(line, 0));
}
var lastCh = lineLength(cm, line);
if (lastCh < cur.ch) {
extendLineToColumn(cm, line, cur.ch);
}
}
cm.setCursor(cur);
selectBlock(cm, Pos(cur.line + text.length-1, cur.ch));
cm.replaceSelections(text);
curPosFinal = cur;
} else {
cm.replaceRange(text, cur);
// Now fine tune the cursor to where we want it.
if (linewise && actionArgs.after) {
curPosFinal = Pos(
cur.line + 1,
findFirstNonWhiteSpaceCharacter(cm.getLine(cur.line + 1)));
} else if (linewise && !actionArgs.after) {
curPosFinal = Pos(
cur.line,
findFirstNonWhiteSpaceCharacter(cm.getLine(cur.line)));
} else if (!linewise && actionArgs.after) {
idx = cm.indexFromPos(cur);
curPosFinal = cm.posFromIndex(idx + text.length - 1);
} else {
idx = cm.indexFromPos(cur);
curPosFinal = cm.posFromIndex(idx + text.length);
}
}
}
if (vim.visualMode) {
exitVisualMode(cm, false);
}
cm.setCursor(curPosFinal);
},
undo: function(cm, actionArgs) {
cm.operation(function() {
repeatFn(cm, CodeMirror.commands.undo, actionArgs.repeat)();
cm.setCursor(cm.getCursor('anchor'));
});
},
redo: function(cm, actionArgs) {
repeatFn(cm, CodeMirror.commands.redo, actionArgs.repeat)();
},
setRegister: function(_cm, actionArgs, vim) {
vim.inputState.registerName = actionArgs.selectedCharacter;
},
setMark: function(cm, actionArgs, vim) {
var markName = actionArgs.selectedCharacter;
updateMark(cm, vim, markName, cm.getCursor());
},
replace: function(cm, actionArgs, vim) {
var replaceWith = actionArgs.selectedCharacter;
var curStart = cm.getCursor();
var replaceTo;
var curEnd;
var selections = cm.listSelections();
if (vim.visualMode) {
curStart = cm.getCursor('start');
curEnd = cm.getCursor('end');
} else {
var line = cm.getLine(curStart.line);
replaceTo = curStart.ch + actionArgs.repeat;
if (replaceTo > line.length) {
replaceTo=line.length;
}
curEnd = Pos(curStart.line, replaceTo);
}
if (replaceWith=='\n') {
if (!vim.visualMode) cm.replaceRange('', curStart, curEnd);
// special case, where vim help says to replace by just one line-break
(CodeMirror.commands.newlineAndIndentContinueComment || CodeMirror.commands.newlineAndIndent)(cm);
} else {
var replaceWithStr = cm.getRange(curStart, curEnd);
//replace all characters in range by selected, but keep linebreaks
replaceWithStr = replaceWithStr.replace(/[^\n]/g, replaceWith);
if (vim.visualBlock) {
// Tabs are split in visua block before replacing
var spaces = new Array(cm.getOption("tabSize")+1).join(' ');
replaceWithStr = cm.getSelection();
replaceWithStr = replaceWithStr.replace(/\t/g, spaces).replace(/[^\n]/g, replaceWith).split('\n');
cm.replaceSelections(replaceWithStr);
} else {
cm.replaceRange(replaceWithStr, curStart, curEnd);
}
if (vim.visualMode) {
curStart = cursorIsBefore(selections[0].anchor, selections[0].head) ?
selections[0].anchor : selections[0].head;
cm.setCursor(curStart);
exitVisualMode(cm, false);
} else {
cm.setCursor(offsetCursor(curEnd, 0, -1));
}
}
},
incrementNumberToken: function(cm, actionArgs) {
var cur = cm.getCursor();
var lineStr = cm.getLine(cur.line);
var re = /-?\d+/g;
var match;
var start;
var end;
var numberStr;
var token;
while ((match = re.exec(lineStr)) !== null) {
token = match[0];
start = match.index;
end = start + token.length;
if (cur.ch < end)break;
}
if (!actionArgs.backtrack && (end <= cur.ch))return;
if (token) {
var increment = actionArgs.increase ? 1 : -1;
var number = parseInt(token) + (increment * actionArgs.repeat);
var from = Pos(cur.line, start);
var to = Pos(cur.line, end);
numberStr = number.toString();
cm.replaceRange(numberStr, from, to);
} else {
return;
}
cm.setCursor(Pos(cur.line, start + numberStr.length - 1));
},
repeatLastEdit: function(cm, actionArgs, vim) {
var lastEditInputState = vim.lastEditInputState;
if (!lastEditInputState) { return; }
var repeat = actionArgs.repeat;
if (repeat && actionArgs.repeatIsExplicit) {
vim.lastEditInputState.repeatOverride = repeat;
} else {
repeat = vim.lastEditInputState.repeatOverride || repeat;
}
repeatLastEdit(cm, vim, repeat, false /** repeatForInsert */);
},
exitInsertMode: exitInsertMode
};
function defineAction(name, fn) {
actions[name] = fn;
}
/*
* Below are miscellaneous utility functions used by vim.js
*/
/**
* Clips cursor to ensure that line is within the buffer's range
* If includeLineBreak is true, then allow cur.ch == lineLength.
*/
function clipCursorToContent(cm, cur, includeLineBreak) {
var line = Math.min(Math.max(cm.firstLine(), cur.line), cm.lastLine() );
var maxCh = lineLength(cm, line) - 1;
maxCh = (includeLineBreak) ? maxCh + 1 : maxCh;
var ch = Math.min(Math.max(0, cur.ch), maxCh);
return Pos(line, ch);
}
function copyArgs(args) {
var ret = {};
for (var prop in args) {
if (args.hasOwnProperty(prop)) {
ret[prop] = args[prop];
}
}
return ret;
}
function offsetCursor(cur, offsetLine, offsetCh) {
if (typeof offsetLine === 'object') {
offsetCh = offsetLine.ch;
offsetLine = offsetLine.line;
}
return Pos(cur.line + offsetLine, cur.ch + offsetCh);
}
function getOffset(anchor, head) {
return {
line: head.line - anchor.line,
ch: head.line - anchor.line
};
}
function commandMatches(keys, keyMap, context, inputState) {
// Partial matches are not applied. They inform the key handler
// that the current key sequence is a subsequence of a valid key
// sequence, so that the key buffer is not cleared.
var match, partial = [], full = [];
for (var i = 0; i < keyMap.length; i++) {
var command = keyMap[i];
if (context == 'insert' && command.context != 'insert' ||
command.context && command.context != context ||
inputState.operator && command.type == 'action' ||
!(match = commandMatch(keys, command.keys))) { continue; }
if (match == 'partial') { partial.push(command); }
if (match == 'full') { full.push(command); }
}
return {
partial: partial.length && partial,
full: full.length && full
};
}
function commandMatch(pressed, mapped) {
if (mapped.slice(-11) == '<character>') {
// Last character matches anything.
var prefixLen = mapped.length - 11;
var pressedPrefix = pressed.slice(0, prefixLen);
var mappedPrefix = mapped.slice(0, prefixLen);
return pressedPrefix == mappedPrefix && pressed.length > prefixLen ? 'full' :
mappedPrefix.indexOf(pressedPrefix) == 0 ? 'partial' : false;
} else {
return pressed == mapped ? 'full' :
mapped.indexOf(pressed) == 0 ? 'partial' : false;
}
}
function lastChar(keys) {
var match = /^.*(<[\w\-]+>)$/.exec(keys);
var selectedCharacter = match ? match[1] : keys.slice(-1);
if (selectedCharacter.length > 1){
switch(selectedCharacter){
case '<CR>':
selectedCharacter='\n';
break;
case '<Space>':
selectedCharacter=' ';
break;
default:
break;
}
}
return selectedCharacter;
}
function repeatFn(cm, fn, repeat) {
return function() {
for (var i = 0; i < repeat; i++) {
fn(cm);
}
};
}
function copyCursor(cur) {
return Pos(cur.line, cur.ch);
}
function cursorEqual(cur1, cur2) {
return cur1.ch == cur2.ch && cur1.line == cur2.line;
}
function cursorIsBefore(cur1, cur2) {
if (cur1.line < cur2.line) {
return true;
}
if (cur1.line == cur2.line && cur1.ch < cur2.ch) {
return true;
}
return false;
}
function cursorMin(cur1, cur2) {
if (arguments.length > 2) {
cur2 = cursorMin.apply(undefined, Array.prototype.slice.call(arguments, 1));
}
return cursorIsBefore(cur1, cur2) ? cur1 : cur2;
}
function cursorMax(cur1, cur2) {
if (arguments.length > 2) {
cur2 = cursorMax.apply(undefined, Array.prototype.slice.call(arguments, 1));
}
return cursorIsBefore(cur1, cur2) ? cur2 : cur1;
}
function cursorIsBetween(cur1, cur2, cur3) {
// returns true if cur2 is between cur1 and cur3.
var cur1before2 = cursorIsBefore(cur1, cur2);
var cur2before3 = cursorIsBefore(cur2, cur3);
return cur1before2 && cur2before3;
}
function lineLength(cm, lineNum) {
return cm.getLine(lineNum).length;
}
function trim(s) {
if (s.trim) {
return s.trim();
}
return s.replace(/^\s+|\s+$/g, '');
}
function escapeRegex(s) {
return s.replace(/([.?*+$\[\]\/\\(){}|\-])/g, '\\$1');
}
function extendLineToColumn(cm, lineNum, column) {
var endCh = lineLength(cm, lineNum);
var spaces = new Array(column-endCh+1).join(' ');
cm.setCursor(Pos(lineNum, endCh));
cm.replaceRange(spaces, cm.getCursor());
}
// This functions selects a rectangular block
// of text with selectionEnd as any of its corner
// Height of block:
// Difference in selectionEnd.line and first/last selection.line
// Width of the block:
// Distance between selectionEnd.ch and any(first considered here) selection.ch
function selectBlock(cm, selectionEnd) {
var selections = [], ranges = cm.listSelections();
var head = copyCursor(cm.clipPos(selectionEnd));
var isClipped = !cursorEqual(selectionEnd, head);
var curHead = cm.getCursor('head');
var primIndex = getIndex(ranges, curHead);
var wasClipped = cursorEqual(ranges[primIndex].head, ranges[primIndex].anchor);
var max = ranges.length - 1;
var index = max - primIndex > primIndex ? max : 0;
var base = ranges[index].anchor;
var firstLine = Math.min(base.line, head.line);
var lastLine = Math.max(base.line, head.line);
var baseCh = base.ch, headCh = head.ch;
var dir = ranges[index].head.ch - baseCh;
var newDir = headCh - baseCh;
if (dir > 0 && newDir <= 0) {
baseCh++;
if (!isClipped) { headCh--; }
} else if (dir < 0 && newDir >= 0) {
baseCh--;
if (!wasClipped) { headCh++; }
} else if (dir < 0 && newDir == -1) {
baseCh--;
headCh++;
}
for (var line = firstLine; line <= lastLine; line++) {
var range = {anchor: new Pos(line, baseCh), head: new Pos(line, headCh)};
selections.push(range);
}
primIndex = head.line == lastLine ? selections.length - 1 : 0;
cm.setSelections(selections);
selectionEnd.ch = headCh;
base.ch = baseCh;
return base;
}
function selectForInsert(cm, head, height) {
var sel = [];
for (var i = 0; i < height; i++) {
var lineHead = offsetCursor(head, i, 0);
sel.push({anchor: lineHead, head: lineHead});
}
cm.setSelections(sel, 0);
}
// getIndex returns the index of the cursor in the selections.
function getIndex(ranges, cursor, end) {
for (var i = 0; i < ranges.length; i++) {
var atAnchor = end != 'head' && cursorEqual(ranges[i].anchor, cursor);
var atHead = end != 'anchor' && cursorEqual(ranges[i].head, cursor);
if (atAnchor || atHead) {
return i;
}
}
return -1;
}
function getSelectedAreaRange(cm, vim) {
var lastSelection = vim.lastSelection;
var getCurrentSelectedAreaRange = function() {
var selections = cm.listSelections();
var start = selections[0];
var end = selections[selections.length-1];
var selectionStart = cursorIsBefore(start.anchor, start.head) ? start.anchor : start.head;
var selectionEnd = cursorIsBefore(end.anchor, end.head) ? end.head : end.anchor;
return [selectionStart, selectionEnd];
};
var getLastSelectedAreaRange = function() {
var selectionStart = cm.getCursor();
var selectionEnd = cm.getCursor();
var block = lastSelection.visualBlock;
if (block) {
var width = block.width;
var height = block.height;
selectionEnd = Pos(selectionStart.line + height, selectionStart.ch + width);
var selections = [];
// selectBlock creates a 'proper' rectangular block.
// We do not want that in all cases, so we manually set selections.
for (var i = selectionStart.line; i < selectionEnd.line; i++) {
var anchor = Pos(i, selectionStart.ch);
var head = Pos(i, selectionEnd.ch);
var range = {anchor: anchor, head: head};
selections.push(range);
}
cm.setSelections(selections);
} else {
var start = lastSelection.anchorMark.find();
var end = lastSelection.headMark.find();
var line = end.line - start.line;
var ch = end.ch - start.ch;
selectionEnd = {line: selectionEnd.line + line, ch: line ? selectionEnd.ch : ch + selectionEnd.ch};
if (lastSelection.visualLine) {
selectionStart = Pos(selectionStart.line, 0);
selectionEnd = Pos(selectionEnd.line, lineLength(cm, selectionEnd.line));
}
cm.setSelection(selectionStart, selectionEnd);
}
return [selectionStart, selectionEnd];
};
if (!vim.visualMode) {
// In case of replaying the action.
return getLastSelectedAreaRange();
} else {
return getCurrentSelectedAreaRange();
}
}
// Updates the previous selection with the current selection's values. This
// should only be called in visual mode.
function updateLastSelection(cm, vim) {
var anchor = vim.sel.anchor;
var head = vim.sel.head;
// To accommodate the effect of lastPastedText in the last selection
if (vim.lastPastedText) {
head = cm.posFromIndex(cm.indexFromPos(anchor) + vim.lastPastedText.length);
vim.lastPastedText = null;
}
vim.lastSelection = {'anchorMark': cm.setBookmark(anchor),
'headMark': cm.setBookmark(head),
'anchor': copyCursor(anchor),
'head': copyCursor(head),
'visualMode': vim.visualMode,
'visualLine': vim.visualLine,
'visualBlock': vim.visualBlock};
}
function expandSelection(cm, start, end) {
var sel = cm.state.vim.sel;
var head = sel.head;
var anchor = sel.anchor;
var tmp;
if (cursorIsBefore(end, start)) {
tmp = end;
end = start;
start = tmp;
}
if (cursorIsBefore(head, anchor)) {
head = cursorMin(start, head);
anchor = cursorMax(anchor, end);
} else {
anchor = cursorMin(start, anchor);
head = cursorMax(head, end);
head = offsetCursor(head, 0, -1);
if (head.ch == -1 && head.line != cm.firstLine()) {
head = Pos(head.line - 1, lineLength(cm, head.line - 1));
}
}
return [anchor, head];
}
/**
* Updates the CodeMirror selection to match the provided vim selection.
* If no arguments are given, it uses the current vim selection state.
*/
function updateCmSelection(cm, sel, mode) {
var vim = cm.state.vim;
sel = sel || vim.sel;
var mode = mode ||
vim.visualLine ? 'line' : vim.visualBlock ? 'block' : 'char';
var cmSel = makeCmSelection(cm, sel, mode);
cm.setSelections(cmSel.ranges, cmSel.primary);
updateFakeCursor(cm);
}
function makeCmSelection(cm, sel, mode, exclusive) {
var head = copyCursor(sel.head);
var anchor = copyCursor(sel.anchor);
if (mode == 'char') {
var headOffset = !exclusive && !cursorIsBefore(sel.head, sel.anchor) ? 1 : 0;
var anchorOffset = cursorIsBefore(sel.head, sel.anchor) ? 1 : 0;
head = offsetCursor(sel.head, 0, headOffset);
anchor = offsetCursor(sel.anchor, 0, anchorOffset);
return {
ranges: [{anchor: anchor, head: head}],
primary: 0
};
} else if (mode == 'line') {
if (!cursorIsBefore(sel.head, sel.anchor)) {
anchor.ch = 0;
var lastLine = cm.lastLine();
if (head.line > lastLine) {
head.line = lastLine;
}
head.ch = lineLength(cm, head.line);
} else {
head.ch = 0;
anchor.ch = lineLength(cm, anchor.line);
}
return {
ranges: [{anchor: anchor, head: head}],
primary: 0
};
} else if (mode == 'block') {
var top = Math.min(anchor.line, head.line),
left = Math.min(anchor.ch, head.ch),
bottom = Math.max(anchor.line, head.line),
right = Math.max(anchor.ch, head.ch) + 1;
var height = bottom - top + 1;
var primary = head.line == top ? 0 : height - 1;
var ranges = [];
for (var i = 0; i < height; i++) {
ranges.push({
anchor: Pos(top + i, left),
head: Pos(top + i, right)
});
}
return {
ranges: ranges,
primary: primary
};
}
}
function getHead(cm) {
var cur = cm.getCursor('head');
if (cm.getSelection().length == 1) {
// Small corner case when only 1 character is selected. The "real"
// head is the left of head and anchor.
cur = cursorMin(cur, cm.getCursor('anchor'));
}
return cur;
}
/**
* If moveHead is set to false, the CodeMirror selection will not be
* touched. The caller assumes the responsibility of putting the cursor
* in the right place.
*/
function exitVisualMode(cm, moveHead) {
var vim = cm.state.vim;
if (moveHead !== false) {
cm.setCursor(clipCursorToContent(cm, vim.sel.head));
}
updateLastSelection(cm, vim);
vim.visualMode = false;
vim.visualLine = false;
vim.visualBlock = false;
CodeMirror.signal(cm, "vim-mode-change", {mode: "normal"});
if (vim.fakeCursor) {
vim.fakeCursor.clear();
}
}
// Remove any trailing newlines from the selection. For
// example, with the caret at the start of the last word on the line,
// 'dw' should word, but not the newline, while 'w' should advance the
// caret to the first character of the next line.
function clipToLine(cm, curStart, curEnd) {
var selection = cm.getRange(curStart, curEnd);
// Only clip if the selection ends with trailing newline + whitespace
if (/\n\s*$/.test(selection)) {
var lines = selection.split('\n');
// We know this is all whitespace.
lines.pop();
// Cases:
// 1. Last word is an empty line - do not clip the trailing '\n'
// 2. Last word is not an empty line - clip the trailing '\n'
var line;
// Find the line containing the last word, and clip all whitespace up
// to it.
for (var line = lines.pop(); lines.length > 0 && line && isWhiteSpaceString(line); line = lines.pop()) {
curEnd.line--;
curEnd.ch = 0;
}
// If the last word is not an empty line, clip an additional newline
if (line) {
curEnd.line--;
curEnd.ch = lineLength(cm, curEnd.line);
} else {
curEnd.ch = 0;
}
}
}
// Expand the selection to line ends.
function expandSelectionToLine(_cm, curStart, curEnd) {
curStart.ch = 0;
curEnd.ch = 0;
curEnd.line++;
}
function findFirstNonWhiteSpaceCharacter(text) {
if (!text) {
return 0;
}
var firstNonWS = text.search(/\S/);
return firstNonWS == -1 ? text.length : firstNonWS;
}
function expandWordUnderCursor(cm, inclusive, _forward, bigWord, noSymbol) {
var cur = getHead(cm);
var line = cm.getLine(cur.line);
var idx = cur.ch;
// Seek to first word or non-whitespace character, depending on if
// noSymbol is true.
var test = noSymbol ? wordCharTest[0] : bigWordCharTest [0];
while (!test(line.charAt(idx))) {
idx++;
if (idx >= line.length) { return null; }
}
if (bigWord) {
test = bigWordCharTest[0];
} else {
test = wordCharTest[0];
if (!test(line.charAt(idx))) {
test = wordCharTest[1];
}
}
var end = idx, start = idx;
while (test(line.charAt(end)) && end < line.length) { end++; }
while (test(line.charAt(start)) && start >= 0) { start--; }
start++;
if (inclusive) {
// If present, include all whitespace after word.
// Otherwise, include all whitespace before word, except indentation.
var wordEnd = end;
while (/\s/.test(line.charAt(end)) && end < line.length) { end++; }
if (wordEnd == end) {
var wordStart = start;
while (/\s/.test(line.charAt(start - 1)) && start > 0) { start--; }
if (!start) { start = wordStart; }
}
}
return { start: Pos(cur.line, start), end: Pos(cur.line, end) };
}
function recordJumpPosition(cm, oldCur, newCur) {
if (!cursorEqual(oldCur, newCur)) {
vimGlobalState.jumpList.add(cm, oldCur, newCur);
}
}
function recordLastCharacterSearch(increment, args) {
vimGlobalState.lastCharacterSearch.increment = increment;
vimGlobalState.lastCharacterSearch.forward = args.forward;
vimGlobalState.lastCharacterSearch.selectedCharacter = args.selectedCharacter;
}
var symbolToMode = {
'(': 'bracket', ')': 'bracket', '{': 'bracket', '}': 'bracket',
'[': 'section', ']': 'section',
'*': 'comment', '/': 'comment',
'm': 'method', 'M': 'method',
'#': 'preprocess'
};
var findSymbolModes = {
bracket: {
isComplete: function(state) {
if (state.nextCh === state.symb) {
state.depth++;
if (state.depth >= 1)return true;
} else if (state.nextCh === state.reverseSymb) {
state.depth--;
}
return false;
}
},
section: {
init: function(state) {
state.curMoveThrough = true;
state.symb = (state.forward ? ']' : '[') === state.symb ? '{' : '}';
},
isComplete: function(state) {
return state.index === 0 && state.nextCh === state.symb;
}
},
comment: {
isComplete: function(state) {
var found = state.lastCh === '*' && state.nextCh === '/';
state.lastCh = state.nextCh;
return found;
}
},
// TODO: The original Vim implementation only operates on level 1 and 2.
// The current implementation doesn't check for code block level and
// therefore it operates on any levels.
method: {
init: function(state) {
state.symb = (state.symb === 'm' ? '{' : '}');
state.reverseSymb = state.symb === '{' ? '}' : '{';
},
isComplete: function(state) {
if (state.nextCh === state.symb)return true;
return false;
}
},
preprocess: {
init: function(state) {
state.index = 0;
},
isComplete: function(state) {
if (state.nextCh === '#') {
var token = state.lineText.match(/#(\w+)/)[1];
if (token === 'endif') {
if (state.forward && state.depth === 0) {
return true;
}
state.depth++;
} else if (token === 'if') {
if (!state.forward && state.depth === 0) {
return true;
}
state.depth--;
}
if (token === 'else' && state.depth === 0)return true;
}
return false;
}
}
};
function findSymbol(cm, repeat, forward, symb) {
var cur = copyCursor(cm.getCursor());
var increment = forward ? 1 : -1;
var endLine = forward ? cm.lineCount() : -1;
var curCh = cur.ch;
var line = cur.line;
var lineText = cm.getLine(line);
var state = {
lineText: lineText,
nextCh: lineText.charAt(curCh),
lastCh: null,
index: curCh,
symb: symb,
reverseSymb: (forward ? { ')': '(', '}': '{' } : { '(': ')', '{': '}' })[symb],
forward: forward,
depth: 0,
curMoveThrough: false
};
var mode = symbolToMode[symb];
if (!mode)return cur;
var init = findSymbolModes[mode].init;
var isComplete = findSymbolModes[mode].isComplete;
if (init) { init(state); }
while (line !== endLine && repeat) {
state.index += increment;
state.nextCh = state.lineText.charAt(state.index);
if (!state.nextCh) {
line += increment;
state.lineText = cm.getLine(line) || '';
if (increment > 0) {
state.index = 0;
} else {
var lineLen = state.lineText.length;
state.index = (lineLen > 0) ? (lineLen-1) : 0;
}
state.nextCh = state.lineText.charAt(state.index);
}
if (isComplete(state)) {
cur.line = line;
cur.ch = state.index;
repeat--;
}
}
if (state.nextCh || state.curMoveThrough) {
return Pos(line, state.index);
}
return cur;
}
/**
* Returns the boundaries of the next word. If the cursor in the middle of
* the word, then returns the boundaries of the current word, starting at
* the cursor. If the cursor is at the start/end of a word, and we are going
* forward/backward, respectively, find the boundaries of the next word.
*
* @param {CodeMirror} cm CodeMirror object.
* @param {Cursor} cur The cursor position.
* @param {boolean} forward True to search forward. False to search
* backward.
* @param {boolean} bigWord True if punctuation count as part of the word.
* False if only [a-zA-Z0-9] characters count as part of the word.
* @param {boolean} emptyLineIsWord True if empty lines should be treated
* as words.
* @return {Object{from:number, to:number, line: number}} The boundaries of
* the word, or null if there are no more words.
*/
function findWord(cm, cur, forward, bigWord, emptyLineIsWord) {
var lineNum = cur.line;
var pos = cur.ch;
var line = cm.getLine(lineNum);
var dir = forward ? 1 : -1;
var charTests = bigWord ? bigWordCharTest: wordCharTest;
if (emptyLineIsWord && line == '') {
lineNum += dir;
line = cm.getLine(lineNum);
if (!isLine(cm, lineNum)) {
return null;
}
pos = (forward) ? 0 : line.length;
}
while (true) {
if (emptyLineIsWord && line == '') {
return { from: 0, to: 0, line: lineNum };
}
var stop = (dir > 0) ? line.length : -1;
var wordStart = stop, wordEnd = stop;
// Find bounds of next word.
while (pos != stop) {
var foundWord = false;
for (var i = 0; i < charTests.length && !foundWord; ++i) {
if (charTests[i](line.charAt(pos))) {
wordStart = pos;
// Advance to end of word.
while (pos != stop && charTests[i](line.charAt(pos))) {
pos += dir;
}
wordEnd = pos;
foundWord = wordStart != wordEnd;
if (wordStart == cur.ch && lineNum == cur.line &&
wordEnd == wordStart + dir) {
// We started at the end of a word. Find the next one.
continue;
} else {
return {
from: Math.min(wordStart, wordEnd + 1),
to: Math.max(wordStart, wordEnd),
line: lineNum };
}
}
}
if (!foundWord) {
pos += dir;
}
}
// Advance to next/prev line.
lineNum += dir;
if (!isLine(cm, lineNum)) {
return null;
}
line = cm.getLine(lineNum);
pos = (dir > 0) ? 0 : line.length;
}
}
/**
* @param {CodeMirror} cm CodeMirror object.
* @param {Pos} cur The position to start from.
* @param {int} repeat Number of words to move past.
* @param {boolean} forward True to search forward. False to search
* backward.
* @param {boolean} wordEnd True to move to end of word. False to move to
* beginning of word.
* @param {boolean} bigWord True if punctuation count as part of the word.
* False if only alphabet characters count as part of the word.
* @return {Cursor} The position the cursor should move to.
*/
function moveToWord(cm, cur, repeat, forward, wordEnd, bigWord) {
var curStart = copyCursor(cur);
var words = [];
if (forward && !wordEnd || !forward && wordEnd) {
repeat++;
}
// For 'e', empty lines are not considered words, go figure.
var emptyLineIsWord = !(forward && wordEnd);
for (var i = 0; i < repeat; i++) {
var word = findWord(cm, cur, forward, bigWord, emptyLineIsWord);
if (!word) {
var eodCh = lineLength(cm, cm.lastLine());
words.push(forward
? {line: cm.lastLine(), from: eodCh, to: eodCh}
: {line: 0, from: 0, to: 0});
break;
}
words.push(word);
cur = Pos(word.line, forward ? (word.to - 1) : word.from);
}
var shortCircuit = words.length != repeat;
var firstWord = words[0];
var lastWord = words.pop();
if (forward && !wordEnd) {
// w
if (!shortCircuit && (firstWord.from != curStart.ch || firstWord.line != curStart.line)) {
// We did not start in the middle of a word. Discard the extra word at the end.
lastWord = words.pop();
}
return Pos(lastWord.line, lastWord.from);
} else if (forward && wordEnd) {
return Pos(lastWord.line, lastWord.to - 1);
} else if (!forward && wordEnd) {
// ge
if (!shortCircuit && (firstWord.to != curStart.ch || firstWord.line != curStart.line)) {
// We did not start in the middle of a word. Discard the extra word at the end.
lastWord = words.pop();
}
return Pos(lastWord.line, lastWord.to);
} else {
// b
return Pos(lastWord.line, lastWord.from);
}
}
function moveToCharacter(cm, repeat, forward, character) {
var cur = cm.getCursor();
var start = cur.ch;
var idx;
for (var i = 0; i < repeat; i ++) {
var line = cm.getLine(cur.line);
idx = charIdxInLine(start, line, character, forward, true);
if (idx == -1) {
return null;
}
start = idx;
}
return Pos(cm.getCursor().line, idx);
}
function moveToColumn(cm, repeat) {
// repeat is always >= 1, so repeat - 1 always corresponds
// to the column we want to go to.
var line = cm.getCursor().line;
return clipCursorToContent(cm, Pos(line, repeat - 1));
}
function updateMark(cm, vim, markName, pos) {
if (!inArray(markName, validMarks)) {
return;
}
if (vim.marks[markName]) {
vim.marks[markName].clear();
}
vim.marks[markName] = cm.setBookmark(pos);
}
function charIdxInLine(start, line, character, forward, includeChar) {
// Search for char in line.
// motion_options: {forward, includeChar}
// If includeChar = true, include it too.
// If forward = true, search forward, else search backwards.
// If char is not found on this line, do nothing
var idx;
if (forward) {
idx = line.indexOf(character, start + 1);
if (idx != -1 && !includeChar) {
idx -= 1;
}
} else {
idx = line.lastIndexOf(character, start - 1);
if (idx != -1 && !includeChar) {
idx += 1;
}
}
return idx;
}
function findParagraph(cm, head, repeat, dir, inclusive) {
var line = head.line;
var min = cm.firstLine();
var max = cm.lastLine();
var start, end, i = line;
function isEmpty(i) { return !cm.getLine(i); }
function isBoundary(i, dir, any) {
if (any) { return isEmpty(i) != isEmpty(i + dir); }
return !isEmpty(i) && isEmpty(i + dir);
}
if (dir) {
while (min <= i && i <= max && repeat > 0) {
if (isBoundary(i, dir)) { repeat--; }
i += dir;
}
return new Pos(i, 0);
}
var vim = cm.state.vim;
if (vim.visualLine && isBoundary(line, 1, true)) {
var anchor = vim.sel.anchor;
if (isBoundary(anchor.line, -1, true)) {
if (!inclusive || anchor.line != line) {
line += 1;
}
}
}
var startState = isEmpty(line);
for (i = line; i <= max && repeat; i++) {
if (isBoundary(i, 1, true)) {
if (!inclusive || isEmpty(i) != startState) {
repeat--;
}
}
}
end = new Pos(i, 0);
// select boundary before paragraph for the last one
if (i > max && !startState) { startState = true; }
else { inclusive = false; }
for (i = line; i > min; i--) {
if (!inclusive || isEmpty(i) == startState || i == line) {
if (isBoundary(i, -1, true)) { break; }
}
}
start = new Pos(i, 0);
return { start: start, end: end };
}
// TODO: perhaps this finagling of start and end positions belonds
// in codemirror/replaceRange?
function selectCompanionObject(cm, head, symb, inclusive) {
var cur = head, start, end;
var bracketRegexp = ({
'(': /[()]/, ')': /[()]/,
'[': /[[\]]/, ']': /[[\]]/,
'{': /[{}]/, '}': /[{}]/})[symb];
var openSym = ({
'(': '(', ')': '(',
'[': '[', ']': '[',
'{': '{', '}': '{'})[symb];
var curChar = cm.getLine(cur.line).charAt(cur.ch);
// Due to the behavior of scanForBracket, we need to add an offset if the
// cursor is on a matching open bracket.
var offset = curChar === openSym ? 1 : 0;
start = cm.scanForBracket(Pos(cur.line, cur.ch + offset), -1, null, {'bracketRegex': bracketRegexp});
end = cm.scanForBracket(Pos(cur.line, cur.ch + offset), 1, null, {'bracketRegex': bracketRegexp});
if (!start || !end) {
return { start: cur, end: cur };
}
start = start.pos;
end = end.pos;
if ((start.line == end.line && start.ch > end.ch)
|| (start.line > end.line)) {
var tmp = start;
start = end;
end = tmp;
}
if (inclusive) {
end.ch += 1;
} else {
start.ch += 1;
}
return { start: start, end: end };
}
// Takes in a symbol and a cursor and tries to simulate text objects that
// have identical opening and closing symbols
// TODO support across multiple lines
function findBeginningAndEnd(cm, head, symb, inclusive) {
var cur = copyCursor(head);
var line = cm.getLine(cur.line);
var chars = line.split('');
var start, end, i, len;
var firstIndex = chars.indexOf(symb);
// the decision tree is to always look backwards for the beginning first,
// but if the cursor is in front of the first instance of the symb,
// then move the cursor forward
if (cur.ch < firstIndex) {
cur.ch = firstIndex;
// Why is this line even here???
// cm.setCursor(cur.line, firstIndex+1);
}
// otherwise if the cursor is currently on the closing symbol
else if (firstIndex < cur.ch && chars[cur.ch] == symb) {
end = cur.ch; // assign end to the current cursor
--cur.ch; // make sure to look backwards
}
// if we're currently on the symbol, we've got a start
if (chars[cur.ch] == symb && !end) {
start = cur.ch + 1; // assign start to ahead of the cursor
} else {
// go backwards to find the start
for (i = cur.ch; i > -1 && !start; i--) {
if (chars[i] == symb) {
start = i + 1;
}
}
}
// look forwards for the end symbol
if (start && !end) {
for (i = start, len = chars.length; i < len && !end; i++) {
if (chars[i] == symb) {
end = i;
}
}
}
// nothing found
if (!start || !end) {
return { start: cur, end: cur };
}
// include the symbols
if (inclusive) {
--start; ++end;
}
return {
start: Pos(cur.line, start),
end: Pos(cur.line, end)
};
}
// Search functions
defineOption('pcre', true, 'boolean');
function SearchState() {}
SearchState.prototype = {
getQuery: function() {
return vimGlobalState.query;
},
setQuery: function(query) {
vimGlobalState.query = query;
},
getOverlay: function() {
return this.searchOverlay;
},
setOverlay: function(overlay) {
this.searchOverlay = overlay;
},
isReversed: function() {
return vimGlobalState.isReversed;
},
setReversed: function(reversed) {
vimGlobalState.isReversed = reversed;
},
getScrollbarAnnotate: function() {
return this.annotate;
},
setScrollbarAnnotate: function(annotate) {
this.annotate = annotate;
}
};
function getSearchState(cm) {
var vim = cm.state.vim;
return vim.searchState_ || (vim.searchState_ = new SearchState());
}
function dialog(cm, template, shortText, onClose, options) {
if (cm.openDialog) {
cm.openDialog(template, onClose, { bottom: true, value: options.value,
onKeyDown: options.onKeyDown, onKeyUp: options.onKeyUp,
selectValueOnOpen: false});
}
else {
onClose(prompt(shortText, ''));
}
}
function splitBySlash(argString) {
var slashes = findUnescapedSlashes(argString) || [];
if (!slashes.length) return [];
var tokens = [];
// in case of strings like foo/bar
if (slashes[0] !== 0) return;
for (var i = 0; i < slashes.length; i++) {
if (typeof slashes[i] == 'number')
tokens.push(argString.substring(slashes[i] + 1, slashes[i+1]));
}
return tokens;
}
function findUnescapedSlashes(str) {
var escapeNextChar = false;
var slashes = [];
for (var i = 0; i < str.length; i++) {
var c = str.charAt(i);
if (!escapeNextChar && c == '/') {
slashes.push(i);
}
escapeNextChar = !escapeNextChar && (c == '\\');
}
return slashes;
}
// Translates a search string from ex (vim) syntax into javascript form.
function translateRegex(str) {
// When these match, add a '\' if unescaped or remove one if escaped.
var specials = '|(){';
// Remove, but never add, a '\' for these.
var unescape = '}';
var escapeNextChar = false;
var out = [];
for (var i = -1; i < str.length; i++) {
var c = str.charAt(i) || '';
var n = str.charAt(i+1) || '';
var specialComesNext = (n && specials.indexOf(n) != -1);
if (escapeNextChar) {
if (c !== '\\' || !specialComesNext) {
out.push(c);
}
escapeNextChar = false;
} else {
if (c === '\\') {
escapeNextChar = true;
// Treat the unescape list as special for removing, but not adding '\'.
if (n && unescape.indexOf(n) != -1) {
specialComesNext = true;
}
// Not passing this test means removing a '\'.
if (!specialComesNext || n === '\\') {
out.push(c);
}
} else {
out.push(c);
if (specialComesNext && n !== '\\') {
out.push('\\');
}
}
}
}
return out.join('');
}
// Translates the replace part of a search and replace from ex (vim) syntax into
// javascript form. Similar to translateRegex, but additionally fixes back references
// (translates '\[0..9]' to '$[0..9]') and follows different rules for escaping '$'.
var charUnescapes = {'\\n': '\n', '\\r': '\r', '\\t': '\t'};
function translateRegexReplace(str) {
var escapeNextChar = false;
var out = [];
for (var i = -1; i < str.length; i++) {
var c = str.charAt(i) || '';
var n = str.charAt(i+1) || '';
if (charUnescapes[c + n]) {
out.push(charUnescapes[c+n]);
i++;
} else if (escapeNextChar) {
// At any point in the loop, escapeNextChar is true if the previous
// character was a '\' and was not escaped.
out.push(c);
escapeNextChar = false;
} else {
if (c === '\\') {
escapeNextChar = true;
if ((isNumber(n) || n === '$')) {
out.push('$');
} else if (n !== '/' && n !== '\\') {
out.push('\\');
}
} else {
if (c === '$') {
out.push('$');
}
out.push(c);
if (n === '/') {
out.push('\\');
}
}
}
}
return out.join('');
}
// Unescape \ and / in the replace part, for PCRE mode.
var unescapes = {'\\/': '/', '\\\\': '\\', '\\n': '\n', '\\r': '\r', '\\t': '\t'};
function unescapeRegexReplace(str) {
var stream = new CodeMirror.StringStream(str);
var output = [];
while (!stream.eol()) {
// Search for \.
while (stream.peek() && stream.peek() != '\\') {
output.push(stream.next());
}
var matched = false;
for (var matcher in unescapes) {
if (stream.match(matcher, true)) {
matched = true;
output.push(unescapes[matcher]);
break;
}
}
if (!matched) {
// Don't change anything
output.push(stream.next());
}
}
return output.join('');
}
/**
* Extract the regular expression from the query and return a Regexp object.
* Returns null if the query is blank.
* If ignoreCase is passed in, the Regexp object will have the 'i' flag set.
* If smartCase is passed in, and the query contains upper case letters,
* then ignoreCase is overridden, and the 'i' flag will not be set.
* If the query contains the /i in the flag part of the regular expression,
* then both ignoreCase and smartCase are ignored, and 'i' will be passed
* through to the Regex object.
*/
function parseQuery(query, ignoreCase, smartCase) {
// First update the last search register
var lastSearchRegister = vimGlobalState.registerController.getRegister('/');
lastSearchRegister.setText(query);
// Check if the query is already a regex.
if (query instanceof RegExp) { return query; }
// First try to extract regex + flags from the input. If no flags found,
// extract just the regex. IE does not accept flags directly defined in
// the regex string in the form /regex/flags
var slashes = findUnescapedSlashes(query);
var regexPart;
var forceIgnoreCase;
if (!slashes.length) {
// Query looks like 'regexp'
regexPart = query;
} else {
// Query looks like 'regexp/...'
regexPart = query.substring(0, slashes[0]);
var flagsPart = query.substring(slashes[0]);
forceIgnoreCase = (flagsPart.indexOf('i') != -1);
}
if (!regexPart) {
return null;
}
if (!getOption('pcre')) {
regexPart = translateRegex(regexPart);
}
if (smartCase) {
ignoreCase = (/^[^A-Z]*$/).test(regexPart);
}
var regexp = new RegExp(regexPart,
(ignoreCase || forceIgnoreCase) ? 'i' : undefined);
return regexp;
}
function showConfirm(cm, text) {
if (cm.openNotification) {
cm.openNotification('<span style="color: red">' + text + '</span>',
{bottom: true, duration: 5000});
} else {
alert(text);
}
}
function makePrompt(prefix, desc) {
var raw = '<span style="font-family: monospace; white-space: pre">' +
(prefix || "") + '<input type="text"></span>';
if (desc)
raw += ' <span style="color: #888">' + desc + '</span>';
return raw;
}
var searchPromptDesc = '(Javascript regexp)';
function showPrompt(cm, options) {
var shortText = (options.prefix || '') + ' ' + (options.desc || '');
var prompt = makePrompt(options.prefix, options.desc);
dialog(cm, prompt, shortText, options.onClose, options);
}
function regexEqual(r1, r2) {
if (r1 instanceof RegExp && r2 instanceof RegExp) {
var props = ['global', 'multiline', 'ignoreCase', 'source'];
for (var i = 0; i < props.length; i++) {
var prop = props[i];
if (r1[prop] !== r2[prop]) {
return false;
}
}
return true;
}
return false;
}
// Returns true if the query is valid.
function updateSearchQuery(cm, rawQuery, ignoreCase, smartCase) {
if (!rawQuery) {
return;
}
var state = getSearchState(cm);
var query = parseQuery(rawQuery, !!ignoreCase, !!smartCase);
if (!query) {
return;
}
highlightSearchMatches(cm, query);
if (regexEqual(query, state.getQuery())) {
return query;
}
state.setQuery(query);
return query;
}
function searchOverlay(query) {
if (query.source.charAt(0) == '^') {
var matchSol = true;
}
return {
token: function(stream) {
if (matchSol && !stream.sol()) {
stream.skipToEnd();
return;
}
var match = stream.match(query, false);
if (match) {
if (match[0].length == 0) {
// Matched empty string, skip to next.
stream.next();
return 'searching';
}
if (!stream.sol()) {
// Backtrack 1 to match \b
stream.backUp(1);
if (!query.exec(stream.next() + match[0])) {
stream.next();
return null;
}
}
stream.match(query);
return 'searching';
}
while (!stream.eol()) {
stream.next();
if (stream.match(query, false)) break;
}
},
query: query
};
}
function highlightSearchMatches(cm, query) {
var searchState = getSearchState(cm);
var overlay = searchState.getOverlay();
if (!overlay || query != overlay.query) {
if (overlay) {
cm.removeOverlay(overlay);
}
overlay = searchOverlay(query);
cm.addOverlay(overlay);
if (cm.showMatchesOnScrollbar) {
if (searchState.getScrollbarAnnotate()) {
searchState.getScrollbarAnnotate().clear();
}
searchState.setScrollbarAnnotate(cm.showMatchesOnScrollbar(query));
}
searchState.setOverlay(overlay);
}
}
function findNext(cm, prev, query, repeat) {
if (repeat === undefined) { repeat = 1; }
return cm.operation(function() {
var pos = cm.getCursor();
var cursor = cm.getSearchCursor(query, pos);
for (var i = 0; i < repeat; i++) {
var found = cursor.find(prev);
if (i == 0 && found && cursorEqual(cursor.from(), pos)) { found = cursor.find(prev); }
if (!found) {
// SearchCursor may have returned null because it hit EOF, wrap
// around and try again.
cursor = cm.getSearchCursor(query,
(prev) ? Pos(cm.lastLine()) : Pos(cm.firstLine(), 0) );
if (!cursor.find(prev)) {
return;
}
}
}
return cursor.from();
});
}
function clearSearchHighlight(cm) {
var state = getSearchState(cm);
cm.removeOverlay(getSearchState(cm).getOverlay());
state.setOverlay(null);
if (state.getScrollbarAnnotate()) {
state.getScrollbarAnnotate().clear();
state.setScrollbarAnnotate(null);
}
}
/**
* Check if pos is in the specified range, INCLUSIVE.
* Range can be specified with 1 or 2 arguments.
* If the first range argument is an array, treat it as an array of line
* numbers. Match pos against any of the lines.
* If the first range argument is a number,
* if there is only 1 range argument, check if pos has the same line
* number
* if there are 2 range arguments, then check if pos is in between the two
* range arguments.
*/
function isInRange(pos, start, end) {
if (typeof pos != 'number') {
// Assume it is a cursor position. Get the line number.
pos = pos.line;
}
if (start instanceof Array) {
return inArray(pos, start);
} else {
if (end) {
return (pos >= start && pos <= end);
} else {
return pos == start;
}
}
}
function getUserVisibleLines(cm) {
var scrollInfo = cm.getScrollInfo();
var occludeToleranceTop = 6;
var occludeToleranceBottom = 10;
var from = cm.coordsChar({left:0, top: occludeToleranceTop + scrollInfo.top}, 'local');
var bottomY = scrollInfo.clientHeight - occludeToleranceBottom + scrollInfo.top;
var to = cm.coordsChar({left:0, top: bottomY}, 'local');
return {top: from.line, bottom: to.line};
}
var ExCommandDispatcher = function() {
this.buildCommandMap_();
};
ExCommandDispatcher.prototype = {
processCommand: function(cm, input, opt_params) {
var that = this;
cm.operation(function () {
cm.curOp.isVimOp = true;
that._processCommand(cm, input, opt_params);
});
},
_processCommand: function(cm, input, opt_params) {
var vim = cm.state.vim;
var commandHistoryRegister = vimGlobalState.registerController.getRegister(':');
var previousCommand = commandHistoryRegister.toString();
if (vim.visualMode) {
exitVisualMode(cm);
}
var inputStream = new CodeMirror.StringStream(input);
// update ": with the latest command whether valid or invalid
commandHistoryRegister.setText(input);
var params = opt_params || {};
params.input = input;
try {
this.parseInput_(cm, inputStream, params);
} catch(e) {
showConfirm(cm, e);
throw e;
}
var command;
var commandName;
if (!params.commandName) {
// If only a line range is defined, move to the line.
if (params.line !== undefined) {
commandName = 'move';
}
} else {
command = this.matchCommand_(params.commandName);
if (command) {
commandName = command.name;
if (command.excludeFromCommandHistory) {
commandHistoryRegister.setText(previousCommand);
}
this.parseCommandArgs_(inputStream, params, command);
if (command.type == 'exToKey') {
// Handle Ex to Key mapping.
for (var i = 0; i < command.toKeys.length; i++) {
CodeMirror.Vim.handleKey(cm, command.toKeys[i], 'mapping');
}
return;
} else if (command.type == 'exToEx') {
// Handle Ex to Ex mapping.
this.processCommand(cm, command.toInput);
return;
}
}
}
if (!commandName) {
showConfirm(cm, 'Not an editor command ":' + input + '"');
return;
}
try {
exCommands[commandName](cm, params);
// Possibly asynchronous commands (e.g. substitute, which might have a
// user confirmation), are responsible for calling the callback when
// done. All others have it taken care of for them here.
if ((!command || !command.possiblyAsync) && params.callback) {
params.callback();
}
} catch(e) {
showConfirm(cm, e);
throw e;
}
},
parseInput_: function(cm, inputStream, result) {
inputStream.eatWhile(':');
// Parse range.
if (inputStream.eat('%')) {
result.line = cm.firstLine();
result.lineEnd = cm.lastLine();
} else {
result.line = this.parseLineSpec_(cm, inputStream);
if (result.line !== undefined && inputStream.eat(',')) {
result.lineEnd = this.parseLineSpec_(cm, inputStream);
}
}
// Parse command name.
var commandMatch = inputStream.match(/^(\w+)/);
if (commandMatch) {
result.commandName = commandMatch[1];
} else {
result.commandName = inputStream.match(/.*/)[0];
}
return result;
},
parseLineSpec_: function(cm, inputStream) {
var numberMatch = inputStream.match(/^(\d+)/);
if (numberMatch) {
return parseInt(numberMatch[1], 10) - 1;
}
switch (inputStream.next()) {
case '.':
return cm.getCursor().line;
case '$':
return cm.lastLine();
case '\'':
var mark = cm.state.vim.marks[inputStream.next()];
if (mark && mark.find()) {
return mark.find().line;
}
throw new Error('Mark not set');
default:
inputStream.backUp(1);
return undefined;
}
},
parseCommandArgs_: function(inputStream, params, command) {
if (inputStream.eol()) {
return;
}
params.argString = inputStream.match(/.*/)[0];
// Parse command-line arguments
var delim = command.argDelimiter || /\s+/;
var args = trim(params.argString).split(delim);
if (args.length && args[0]) {
params.args = args;
}
},
matchCommand_: function(commandName) {
// Return the command in the command map that matches the shortest
// prefix of the passed in command name. The match is guaranteed to be
// unambiguous if the defaultExCommandMap's shortNames are set up
// correctly. (see @code{defaultExCommandMap}).
for (var i = commandName.length; i > 0; i--) {
var prefix = commandName.substring(0, i);
if (this.commandMap_[prefix]) {
var command = this.commandMap_[prefix];
if (command.name.indexOf(commandName) === 0) {
return command;
}
}
}
return null;
},
buildCommandMap_: function() {
this.commandMap_ = {};
for (var i = 0; i < defaultExCommandMap.length; i++) {
var command = defaultExCommandMap[i];
var key = command.shortName || command.name;
this.commandMap_[key] = command;
}
},
map: function(lhs, rhs, ctx) {
if (lhs != ':' && lhs.charAt(0) == ':') {
if (ctx) { throw Error('Mode not supported for ex mappings'); }
var commandName = lhs.substring(1);
if (rhs != ':' && rhs.charAt(0) == ':') {
// Ex to Ex mapping
this.commandMap_[commandName] = {
name: commandName,
type: 'exToEx',
toInput: rhs.substring(1),
user: true
};
} else {
// Ex to key mapping
this.commandMap_[commandName] = {
name: commandName,
type: 'exToKey',
toKeys: rhs,
user: true
};
}
} else {
if (rhs != ':' && rhs.charAt(0) == ':') {
// Key to Ex mapping.
var mapping = {
keys: lhs,
type: 'keyToEx',
exArgs: { input: rhs.substring(1) },
user: true};
if (ctx) { mapping.context = ctx; }
defaultKeymap.unshift(mapping);
} else {
// Key to key mapping
var mapping = {
keys: lhs,
type: 'keyToKey',
toKeys: rhs,
user: true
};
if (ctx) { mapping.context = ctx; }
defaultKeymap.unshift(mapping);
}
}
},
unmap: function(lhs, ctx) {
if (lhs != ':' && lhs.charAt(0) == ':') {
// Ex to Ex or Ex to key mapping
if (ctx) { throw Error('Mode not supported for ex mappings'); }
var commandName = lhs.substring(1);
if (this.commandMap_[commandName] && this.commandMap_[commandName].user) {
delete this.commandMap_[commandName];
return;
}
} else {
// Key to Ex or key to key mapping
var keys = lhs;
for (var i = 0; i < defaultKeymap.length; i++) {
if (keys == defaultKeymap[i].keys
&& defaultKeymap[i].context === ctx
&& defaultKeymap[i].user) {
defaultKeymap.splice(i, 1);
return;
}
}
}
throw Error('No such mapping.');
}
};
var exCommands = {
colorscheme: function(cm, params) {
if (!params.args || params.args.length < 1) {
showConfirm(cm, cm.getOption('theme'));
return;
}
cm.setOption('theme', params.args[0]);
},
map: function(cm, params, ctx) {
var mapArgs = params.args;
if (!mapArgs || mapArgs.length < 2) {
if (cm) {
showConfirm(cm, 'Invalid mapping: ' + params.input);
}
return;
}
exCommandDispatcher.map(mapArgs[0], mapArgs[1], ctx);
},
imap: function(cm, params) { this.map(cm, params, 'insert'); },
nmap: function(cm, params) { this.map(cm, params, 'normal'); },
vmap: function(cm, params) { this.map(cm, params, 'visual'); },
unmap: function(cm, params, ctx) {
var mapArgs = params.args;
if (!mapArgs || mapArgs.length < 1) {
if (cm) {
showConfirm(cm, 'No such mapping: ' + params.input);
}
return;
}
exCommandDispatcher.unmap(mapArgs[0], ctx);
},
move: function(cm, params) {
commandDispatcher.processCommand(cm, cm.state.vim, {
type: 'motion',
motion: 'moveToLineOrEdgeOfDocument',
motionArgs: { forward: false, explicitRepeat: true,
linewise: true },
repeatOverride: params.line+1});
},
set: function(cm, params) {
var setArgs = params.args;
// Options passed through to the setOption/getOption calls. May be passed in by the
// local/global versions of the set command
var setCfg = params.setCfg || {};
if (!setArgs || setArgs.length < 1) {
if (cm) {
showConfirm(cm, 'Invalid mapping: ' + params.input);
}
return;
}
var expr = setArgs[0].split('=');
var optionName = expr[0];
var value = expr[1];
var forceGet = false;
if (optionName.charAt(optionName.length - 1) == '?') {
// If post-fixed with ?, then the set is actually a get.
if (value) { throw Error('Trailing characters: ' + params.argString); }
optionName = optionName.substring(0, optionName.length - 1);
forceGet = true;
}
if (value === undefined && optionName.substring(0, 2) == 'no') {
// To set boolean options to false, the option name is prefixed with
// 'no'.
optionName = optionName.substring(2);
value = false;
}
var optionIsBoolean = options[optionName] && options[optionName].type == 'boolean';
if (optionIsBoolean && value == undefined) {
// Calling set with a boolean option sets it to true.
value = true;
}
// If no value is provided, then we assume this is a get.
if (!optionIsBoolean && value === undefined || forceGet) {
var oldValue = getOption(optionName, cm, setCfg);
if (oldValue === true || oldValue === false) {
showConfirm(cm, ' ' + (oldValue ? '' : 'no') + optionName);
} else {
showConfirm(cm, ' ' + optionName + '=' + oldValue);
}
} else {
setOption(optionName, value, cm, setCfg);
}
},
setlocal: function (cm, params) {
// setCfg is passed through to setOption
params.setCfg = {scope: 'local'};
this.set(cm, params);
},
setglobal: function (cm, params) {
// setCfg is passed through to setOption
params.setCfg = {scope: 'global'};
this.set(cm, params);
},
registers: function(cm, params) {
var regArgs = params.args;
var registers = vimGlobalState.registerController.registers;
var regInfo = '----------Registers----------<br><br>';
if (!regArgs) {
for (var registerName in registers) {
var text = registers[registerName].toString();
if (text.length) {
regInfo += '"' + registerName + ' ' + text + '<br>';
}
}
} else {
var registerName;
regArgs = regArgs.join('');
for (var i = 0; i < regArgs.length; i++) {
registerName = regArgs.charAt(i);
if (!vimGlobalState.registerController.isValidRegister(registerName)) {
continue;
}
var register = registers[registerName] || new Register();
regInfo += '"' + registerName + ' ' + register.toString() + '<br>';
}
}
showConfirm(cm, regInfo);
},
sort: function(cm, params) {
var reverse, ignoreCase, unique, number;
function parseArgs() {
if (params.argString) {
var args = new CodeMirror.StringStream(params.argString);
if (args.eat('!')) { reverse = true; }
if (args.eol()) { return; }
if (!args.eatSpace()) { return 'Invalid arguments'; }
var opts = args.match(/[a-z]+/);
if (opts) {
opts = opts[0];
ignoreCase = opts.indexOf('i') != -1;
unique = opts.indexOf('u') != -1;
var decimal = opts.indexOf('d') != -1 && 1;
var hex = opts.indexOf('x') != -1 && 1;
var octal = opts.indexOf('o') != -1 && 1;
if (decimal + hex + octal > 1) { return 'Invalid arguments'; }
number = decimal && 'decimal' || hex && 'hex' || octal && 'octal';
}
if (args.match(/\/.*\//)) { return 'patterns not supported'; }
}
}
var err = parseArgs();
if (err) {
showConfirm(cm, err + ': ' + params.argString);
return;
}
var lineStart = params.line || cm.firstLine();
var lineEnd = params.lineEnd || params.line || cm.lastLine();
if (lineStart == lineEnd) { return; }
var curStart = Pos(lineStart, 0);
var curEnd = Pos(lineEnd, lineLength(cm, lineEnd));
var text = cm.getRange(curStart, curEnd).split('\n');
var numberRegex = (number == 'decimal') ? /(-?)([\d]+)/ :
(number == 'hex') ? /(-?)(?:0x)?([0-9a-f]+)/i :
(number == 'octal') ? /([0-7]+)/ : null;
var radix = (number == 'decimal') ? 10 : (number == 'hex') ? 16 : (number == 'octal') ? 8 : null;
var numPart = [], textPart = [];
if (number) {
for (var i = 0; i < text.length; i++) {
if (numberRegex.exec(text[i])) {
numPart.push(text[i]);
} else {
textPart.push(text[i]);
}
}
} else {
textPart = text;
}
function compareFn(a, b) {
if (reverse) { var tmp; tmp = a; a = b; b = tmp; }
if (ignoreCase) { a = a.toLowerCase(); b = b.toLowerCase(); }
var anum = number && numberRegex.exec(a);
var bnum = number && numberRegex.exec(b);
if (!anum) { return a < b ? -1 : 1; }
anum = parseInt((anum[1] + anum[2]).toLowerCase(), radix);
bnum = parseInt((bnum[1] + bnum[2]).toLowerCase(), radix);
return anum - bnum;
}
numPart.sort(compareFn);
textPart.sort(compareFn);
text = (!reverse) ? textPart.concat(numPart) : numPart.concat(textPart);
if (unique) { // Remove duplicate lines
var textOld = text;
var lastLine;
text = [];
for (var i = 0; i < textOld.length; i++) {
if (textOld[i] != lastLine) {
text.push(textOld[i]);
}
lastLine = textOld[i];
}
}
cm.replaceRange(text.join('\n'), curStart, curEnd);
},
global: function(cm, params) {
// a global command is of the form
// :[range]g/pattern/[cmd]
// argString holds the string /pattern/[cmd]
var argString = params.argString;
if (!argString) {
showConfirm(cm, 'Regular Expression missing from global');
return;
}
// range is specified here
var lineStart = (params.line !== undefined) ? params.line : cm.firstLine();
var lineEnd = params.lineEnd || params.line || cm.lastLine();
// get the tokens from argString
var tokens = splitBySlash(argString);
var regexPart = argString, cmd;
if (tokens.length) {
regexPart = tokens[0];
cmd = tokens.slice(1, tokens.length).join('/');
}
if (regexPart) {
// If regex part is empty, then use the previous query. Otherwise
// use the regex part as the new query.
try {
updateSearchQuery(cm, regexPart, true /** ignoreCase */,
true /** smartCase */);
} catch (e) {
showConfirm(cm, 'Invalid regex: ' + regexPart);
return;
}
}
// now that we have the regexPart, search for regex matches in the
// specified range of lines
var query = getSearchState(cm).getQuery();
var matchedLines = [], content = '';
for (var i = lineStart; i <= lineEnd; i++) {
var matched = query.test(cm.getLine(i));
if (matched) {
matchedLines.push(i+1);
content+= cm.getLine(i) + '<br>';
}
}
// if there is no [cmd], just display the list of matched lines
if (!cmd) {
showConfirm(cm, content);
return;
}
var index = 0;
var nextCommand = function() {
if (index < matchedLines.length) {
var command = matchedLines[index] + cmd;
exCommandDispatcher.processCommand(cm, command, {
callback: nextCommand
});
}
index++;
};
nextCommand();
},
substitute: function(cm, params) {
if (!cm.getSearchCursor) {
throw new Error('Search feature not available. Requires searchcursor.js or ' +
'any other getSearchCursor implementation.');
}
var argString = params.argString;
var tokens = argString ? splitBySlash(argString) : [];
var regexPart, replacePart = '', trailing, flagsPart, count;
var confirm = false; // Whether to confirm each replace.
var global = false; // True to replace all instances on a line, false to replace only 1.
if (tokens.length) {
regexPart = tokens[0];
replacePart = tokens[1];
if (replacePart !== undefined) {
if (getOption('pcre')) {
replacePart = unescapeRegexReplace(replacePart);
} else {
replacePart = translateRegexReplace(replacePart);
}
vimGlobalState.lastSubstituteReplacePart = replacePart;
}
trailing = tokens[2] ? tokens[2].split(' ') : [];
} else {
// either the argString is empty or its of the form ' hello/world'
// actually splitBySlash returns a list of tokens
// only if the string starts with a '/'
if (argString && argString.length) {
showConfirm(cm, 'Substitutions should be of the form ' +
':s/pattern/replace/');
return;
}
}
// After the 3rd slash, we can have flags followed by a space followed
// by count.
if (trailing) {
flagsPart = trailing[0];
count = parseInt(trailing[1]);
if (flagsPart) {
if (flagsPart.indexOf('c') != -1) {
confirm = true;
flagsPart.replace('c', '');
}
if (flagsPart.indexOf('g') != -1) {
global = true;
flagsPart.replace('g', '');
}
regexPart = regexPart + '/' + flagsPart;
}
}
if (regexPart) {
// If regex part is empty, then use the previous query. Otherwise use
// the regex part as the new query.
try {
updateSearchQuery(cm, regexPart, true /** ignoreCase */,
true /** smartCase */);
} catch (e) {
showConfirm(cm, 'Invalid regex: ' + regexPart);
return;
}
}
replacePart = replacePart || vimGlobalState.lastSubstituteReplacePart;
if (replacePart === undefined) {
showConfirm(cm, 'No previous substitute regular expression');
return;
}
var state = getSearchState(cm);
var query = state.getQuery();
var lineStart = (params.line !== undefined) ? params.line : cm.getCursor().line;
var lineEnd = params.lineEnd || lineStart;
if (lineStart == cm.firstLine() && lineEnd == cm.lastLine()) {
lineEnd = Infinity;
}
if (count) {
lineStart = lineEnd;
lineEnd = lineStart + count - 1;
}
var startPos = clipCursorToContent(cm, Pos(lineStart, 0));
var cursor = cm.getSearchCursor(query, startPos);
doReplace(cm, confirm, global, lineStart, lineEnd, cursor, query, replacePart, params.callback);
},
redo: CodeMirror.commands.redo,
undo: CodeMirror.commands.undo,
write: function(cm) {
if (CodeMirror.commands.save) {
// If a save command is defined, call it.
CodeMirror.commands.save(cm);
} else if (cm.save) {
// Saves to text area if no save command is defined and cm.save() is available.
cm.save();
}
},
nohlsearch: function(cm) {
clearSearchHighlight(cm);
},
yank: function (cm) {
var cur = copyCursor(cm.getCursor());
var line = cur.line;
var lineText = cm.getLine(line);
vimGlobalState.registerController.pushText(
'0', 'yank', lineText, true, true);
},
delmarks: function(cm, params) {
if (!params.argString || !trim(params.argString)) {
showConfirm(cm, 'Argument required');
return;
}
var state = cm.state.vim;
var stream = new CodeMirror.StringStream(trim(params.argString));
while (!stream.eol()) {
stream.eatSpace();
// Record the streams position at the beginning of the loop for use
// in error messages.
var count = stream.pos;
if (!stream.match(/[a-zA-Z]/, false)) {
showConfirm(cm, 'Invalid argument: ' + params.argString.substring(count));
return;
}
var sym = stream.next();
// Check if this symbol is part of a range
if (stream.match('-', true)) {
// This symbol is part of a range.
// The range must terminate at an alphabetic character.
if (!stream.match(/[a-zA-Z]/, false)) {
showConfirm(cm, 'Invalid argument: ' + params.argString.substring(count));
return;
}
var startMark = sym;
var finishMark = stream.next();
// The range must terminate at an alphabetic character which
// shares the same case as the start of the range.
if (isLowerCase(startMark) && isLowerCase(finishMark) ||
isUpperCase(startMark) && isUpperCase(finishMark)) {
var start = startMark.charCodeAt(0);
var finish = finishMark.charCodeAt(0);
if (start >= finish) {
showConfirm(cm, 'Invalid argument: ' + params.argString.substring(count));
return;
}
// Because marks are always ASCII values, and we have
// determined that they are the same case, we can use
// their char codes to iterate through the defined range.
for (var j = 0; j <= finish - start; j++) {
var mark = String.fromCharCode(start + j);
delete state.marks[mark];
}
} else {
showConfirm(cm, 'Invalid argument: ' + startMark + '-');
return;
}
} else {
// This symbol is a valid mark, and is not part of a range.
delete state.marks[sym];
}
}
}
};
var exCommandDispatcher = new ExCommandDispatcher();
/**
* @param {CodeMirror} cm CodeMirror instance we are in.
* @param {boolean} confirm Whether to confirm each replace.
* @param {Cursor} lineStart Line to start replacing from.
* @param {Cursor} lineEnd Line to stop replacing at.
* @param {RegExp} query Query for performing matches with.
* @param {string} replaceWith Text to replace matches with. May contain $1,
* $2, etc for replacing captured groups using Javascript replace.
* @param {function()} callback A callback for when the replace is done.
*/
function doReplace(cm, confirm, global, lineStart, lineEnd, searchCursor, query,
replaceWith, callback) {
// Set up all the functions.
cm.state.vim.exMode = true;
var done = false;
var lastPos = searchCursor.from();
function replaceAll() {
cm.operation(function() {
while (!done) {
replace();
next();
}
stop();
});
}
function replace() {
var text = cm.getRange(searchCursor.from(), searchCursor.to());
var newText = text.replace(query, replaceWith);
searchCursor.replace(newText);
}
function next() {
// The below only loops to skip over multiple occurrences on the same
// line when 'global' is not true.
while(searchCursor.findNext() &&
isInRange(searchCursor.from(), lineStart, lineEnd)) {
if (!global && lastPos && searchCursor.from().line == lastPos.line) {
continue;
}
cm.scrollIntoView(searchCursor.from(), 30);
cm.setSelection(searchCursor.from(), searchCursor.to());
lastPos = searchCursor.from();
done = false;
return;
}
done = true;
}
function stop(close) {
if (close) { close(); }
cm.focus();
if (lastPos) {
cm.setCursor(lastPos);
var vim = cm.state.vim;
vim.exMode = false;
vim.lastHPos = vim.lastHSPos = lastPos.ch;
}
if (callback) { callback(); }
}
function onPromptKeyDown(e, _value, close) {
// Swallow all keys.
CodeMirror.e_stop(e);
var keyName = CodeMirror.keyName(e);
switch (keyName) {
case 'Y':
replace(); next(); break;
case 'N':
next(); break;
case 'A':
// replaceAll contains a call to close of its own. We don't want it
// to fire too early or multiple times.
var savedCallback = callback;
callback = undefined;
cm.operation(replaceAll);
callback = savedCallback;
break;
case 'L':
replace();
// fall through and exit.
case 'Q':
case 'Esc':
case 'Ctrl-C':
case 'Ctrl-[':
stop(close);
break;
}
if (done) { stop(close); }
return true;
}
// Actually do replace.
next();
if (done) {
showConfirm(cm, 'No matches for ' + query.source);
return;
}
if (!confirm) {
replaceAll();
if (callback) { callback(); };
return;
}
showPrompt(cm, {
prefix: 'replace with <strong>' + replaceWith + '</strong> (y/n/a/q/l)',
onKeyDown: onPromptKeyDown
});
}
CodeMirror.keyMap.vim = {
attach: attachVimMap,
detach: detachVimMap,
call: cmKey
};
function exitInsertMode(cm) {
var vim = cm.state.vim;
var macroModeState = vimGlobalState.macroModeState;
var insertModeChangeRegister = vimGlobalState.registerController.getRegister('.');
var isPlaying = macroModeState.isPlaying;
var lastChange = macroModeState.lastInsertModeChanges;
// In case of visual block, the insertModeChanges are not saved as a
// single word, so we convert them to a single word
// so as to update the ". register as expected in real vim.
var text = [];
if (!isPlaying) {
var selLength = lastChange.inVisualBlock ? vim.lastSelection.visualBlock.height : 1;
var changes = lastChange.changes;
var text = [];
var i = 0;
// In case of multiple selections in blockwise visual,
// the inserted text, for example: 'f<Backspace>oo', is stored as
// 'f', 'f', InsertModeKey 'o', 'o', 'o', 'o'. (if you have a block with 2 lines).
// We push the contents of the changes array as per the following:
// 1. In case of InsertModeKey, just increment by 1.
// 2. In case of a character, jump by selLength (2 in the example).
while (i < changes.length) {
// This loop will convert 'ff<bs>oooo' to 'f<bs>oo'.
text.push(changes[i]);
if (changes[i] instanceof InsertModeKey) {
i++;
} else {
i+= selLength;
}
}
lastChange.changes = text;
cm.off('change', onChange);
CodeMirror.off(cm.getInputField(), 'keydown', onKeyEventTargetKeyDown);
}
if (!isPlaying && vim.insertModeRepeat > 1) {
// Perform insert mode repeat for commands like 3,a and 3,o.
repeatLastEdit(cm, vim, vim.insertModeRepeat - 1,
true /** repeatForInsert */);
vim.lastEditInputState.repeatOverride = vim.insertModeRepeat;
}
delete vim.insertModeRepeat;
vim.insertMode = false;
cm.setCursor(cm.getCursor().line, cm.getCursor().ch-1);
cm.setOption('keyMap', 'vim');
cm.setOption('disableInput', true);
cm.toggleOverwrite(false); // exit replace mode if we were in it.
// update the ". register before exiting insert mode
insertModeChangeRegister.setText(lastChange.changes.join(''));
CodeMirror.signal(cm, "vim-mode-change", {mode: "normal"});
if (macroModeState.isRecording) {
logInsertModeChange(macroModeState);
}
}
function _mapCommand(command) {
defaultKeymap.unshift(command);
}
function mapCommand(keys, type, name, args, extra) {
var command = {keys: keys, type: type};
command[type] = name;
command[type + "Args"] = args;
for (var key in extra)
command[key] = extra[key];
_mapCommand(command);
}
// The timeout in milliseconds for the two-character ESC keymap should be
// adjusted according to your typing speed to prevent false positives.
defineOption('insertModeEscKeysTimeout', 200, 'number');
CodeMirror.keyMap['vim-insert'] = {
// TODO: override navigation keys so that Esc will cancel automatic
// indentation from o, O, i_<CR>
'Ctrl-N': 'autocomplete',
'Ctrl-P': 'autocomplete',
'Enter': function(cm) {
var fn = CodeMirror.commands.newlineAndIndentContinueComment ||
CodeMirror.commands.newlineAndIndent;
fn(cm);
},
fallthrough: ['default'],
attach: attachVimMap,
detach: detachVimMap,
call: cmKey
};
CodeMirror.keyMap['vim-replace'] = {
'Backspace': 'goCharLeft',
fallthrough: ['vim-insert'],
attach: attachVimMap,
detach: detachVimMap,
call: cmKey
};
function executeMacroRegister(cm, vim, macroModeState, registerName) {
var register = vimGlobalState.registerController.getRegister(registerName);
if (registerName == ':') {
// Read-only register containing last Ex command.
if (register.keyBuffer[0]) {
exCommandDispatcher.processCommand(cm, register.keyBuffer[0]);
}
macroModeState.isPlaying = false;
return;
}
var keyBuffer = register.keyBuffer;
var imc = 0;
macroModeState.isPlaying = true;
macroModeState.replaySearchQueries = register.searchQueries.slice(0);
for (var i = 0; i < keyBuffer.length; i++) {
var text = keyBuffer[i];
var match, key;
while (text) {
// Pull off one command key, which is either a single character
// or a special sequence wrapped in '<' and '>', e.g. '<Space>'.
match = (/<\w+-.+?>|<\w+>|./).exec(text);
key = match[0];
text = text.substring(match.index + key.length);
CodeMirror.Vim.handleKey(cm, key, 'macro');
if (vim.insertMode) {
var changes = register.insertModeChanges[imc++].changes;
vimGlobalState.macroModeState.lastInsertModeChanges.changes =
changes;
repeatInsertModeChanges(cm, changes, 1);
exitInsertMode(cm);
}
}
};
macroModeState.isPlaying = false;
}
function logKey(macroModeState, key) {
if (macroModeState.isPlaying) { return; }
var registerName = macroModeState.latestRegister;
var register = vimGlobalState.registerController.getRegister(registerName);
if (register) {
register.pushText(key);
}
}
function logInsertModeChange(macroModeState) {
if (macroModeState.isPlaying) { return; }
var registerName = macroModeState.latestRegister;
var register = vimGlobalState.registerController.getRegister(registerName);
if (register && register.pushInsertModeChanges) {
register.pushInsertModeChanges(macroModeState.lastInsertModeChanges);
}
}
function logSearchQuery(macroModeState, query) {
if (macroModeState.isPlaying) { return; }
var registerName = macroModeState.latestRegister;
var register = vimGlobalState.registerController.getRegister(registerName);
if (register && register.pushSearchQuery) {
register.pushSearchQuery(query);
}
}
/**
* Listens for changes made in insert mode.
* Should only be active in insert mode.
*/
function onChange(_cm, changeObj) {
var macroModeState = vimGlobalState.macroModeState;
var lastChange = macroModeState.lastInsertModeChanges;
if (!macroModeState.isPlaying) {
while(changeObj) {
lastChange.expectCursorActivityForChange = true;
if (changeObj.origin == '+input' || changeObj.origin == 'paste'
|| changeObj.origin === undefined /* only in testing */) {
var text = changeObj.text.join('\n');
lastChange.changes.push(text);
}
// Change objects may be chained with next.
changeObj = changeObj.next;
}
}
}
/**
* Listens for any kind of cursor activity on CodeMirror.
*/
function onCursorActivity(cm) {
var vim = cm.state.vim;
if (vim.insertMode) {
// Tracking cursor activity in insert mode (for macro support).
var macroModeState = vimGlobalState.macroModeState;
if (macroModeState.isPlaying) { return; }
var lastChange = macroModeState.lastInsertModeChanges;
if (lastChange.expectCursorActivityForChange) {
lastChange.expectCursorActivityForChange = false;
} else {
// Cursor moved outside the context of an edit. Reset the change.
lastChange.changes = [];
}
} else if (!cm.curOp.isVimOp) {
handleExternalSelection(cm, vim);
}
if (vim.visualMode) {
updateFakeCursor(cm);
}
}
function updateFakeCursor(cm) {
var vim = cm.state.vim;
var from = clipCursorToContent(cm, copyCursor(vim.sel.head));
var to = offsetCursor(from, 0, 1);
if (vim.fakeCursor) {
vim.fakeCursor.clear();
}
vim.fakeCursor = cm.markText(from, to, {className: 'cm-animate-fat-cursor'});
}
function handleExternalSelection(cm, vim) {
var anchor = cm.getCursor('anchor');
var head = cm.getCursor('head');
// Enter or exit visual mode to match mouse selection.
if (vim.visualMode && !cm.somethingSelected()) {
exitVisualMode(cm, false);
} else if (!vim.visualMode && !vim.insertMode && cm.somethingSelected()) {
vim.visualMode = true;
vim.visualLine = false;
CodeMirror.signal(cm, "vim-mode-change", {mode: "visual"});
}
if (vim.visualMode) {
// Bind CodeMirror selection model to vim selection model.
// Mouse selections are considered visual characterwise.
var headOffset = !cursorIsBefore(head, anchor) ? -1 : 0;
var anchorOffset = cursorIsBefore(head, anchor) ? -1 : 0;
head = offsetCursor(head, 0, headOffset);
anchor = offsetCursor(anchor, 0, anchorOffset);
vim.sel = {
anchor: anchor,
head: head
};
updateMark(cm, vim, '<', cursorMin(head, anchor));
updateMark(cm, vim, '>', cursorMax(head, anchor));
} else if (!vim.insertMode) {
// Reset lastHPos if selection was modified by something outside of vim mode e.g. by mouse.
vim.lastHPos = cm.getCursor().ch;
}
}
/** Wrapper for special keys pressed in insert mode */
function InsertModeKey(keyName) {
this.keyName = keyName;
}
/**
* Handles raw key down events from the text area.
* - Should only be active in insert mode.
* - For recording deletes in insert mode.
*/
function onKeyEventTargetKeyDown(e) {
var macroModeState = vimGlobalState.macroModeState;
var lastChange = macroModeState.lastInsertModeChanges;
var keyName = CodeMirror.keyName(e);
if (!keyName) { return; }
function onKeyFound() {
lastChange.changes.push(new InsertModeKey(keyName));
return true;
}
if (keyName.indexOf('Delete') != -1 || keyName.indexOf('Backspace') != -1) {
CodeMirror.lookupKey(keyName, 'vim-insert', onKeyFound);
}
}
/**
* Repeats the last edit, which includes exactly 1 command and at most 1
* insert. Operator and motion commands are read from lastEditInputState,
* while action commands are read from lastEditActionCommand.
*
* If repeatForInsert is true, then the function was called by
* exitInsertMode to repeat the insert mode changes the user just made. The
* corresponding enterInsertMode call was made with a count.
*/
function repeatLastEdit(cm, vim, repeat, repeatForInsert) {
var macroModeState = vimGlobalState.macroModeState;
macroModeState.isPlaying = true;
var isAction = !!vim.lastEditActionCommand;
var cachedInputState = vim.inputState;
function repeatCommand() {
if (isAction) {
commandDispatcher.processAction(cm, vim, vim.lastEditActionCommand);
} else {
commandDispatcher.evalInput(cm, vim);
}
}
function repeatInsert(repeat) {
if (macroModeState.lastInsertModeChanges.changes.length > 0) {
// For some reason, repeat cw in desktop VIM does not repeat
// insert mode changes. Will conform to that behavior.
repeat = !vim.lastEditActionCommand ? 1 : repeat;
var changeObject = macroModeState.lastInsertModeChanges;
repeatInsertModeChanges(cm, changeObject.changes, repeat);
}
}
vim.inputState = vim.lastEditInputState;
if (isAction && vim.lastEditActionCommand.interlaceInsertRepeat) {
// o and O repeat have to be interlaced with insert repeats so that the
// insertions appear on separate lines instead of the last line.
for (var i = 0; i < repeat; i++) {
repeatCommand();
repeatInsert(1);
}
} else {
if (!repeatForInsert) {
// Hack to get the cursor to end up at the right place. If I is
// repeated in insert mode repeat, cursor will be 1 insert
// change set left of where it should be.
repeatCommand();
}
repeatInsert(repeat);
}
vim.inputState = cachedInputState;
if (vim.insertMode && !repeatForInsert) {
// Don't exit insert mode twice. If repeatForInsert is set, then we
// were called by an exitInsertMode call lower on the stack.
exitInsertMode(cm);
}
macroModeState.isPlaying = false;
};
function repeatInsertModeChanges(cm, changes, repeat) {
function keyHandler(binding) {
if (typeof binding == 'string') {
CodeMirror.commands[binding](cm);
} else {
binding(cm);
}
return true;
}
var head = cm.getCursor('head');
var inVisualBlock = vimGlobalState.macroModeState.lastInsertModeChanges.inVisualBlock;
if (inVisualBlock) {
// Set up block selection again for repeating the changes.
var vim = cm.state.vim;
var lastSel = vim.lastSelection;
var offset = getOffset(lastSel.anchor, lastSel.head);
selectForInsert(cm, head, offset.line + 1);
repeat = cm.listSelections().length;
cm.setCursor(head);
}
for (var i = 0; i < repeat; i++) {
if (inVisualBlock) {
cm.setCursor(offsetCursor(head, i, 0));
}
for (var j = 0; j < changes.length; j++) {
var change = changes[j];
if (change instanceof InsertModeKey) {
CodeMirror.lookupKey(change.keyName, 'vim-insert', keyHandler);
} else {
var cur = cm.getCursor();
cm.replaceRange(change, cur, cur);
}
}
}
if (inVisualBlock) {
cm.setCursor(offsetCursor(head, 0, 1));
}
}
resetVimGlobalState();
return vimApi;
};
// Initialize Vim and make it available as an API.
CodeMirror.Vim = Vim();
});
/***/ },
/* 18 */
/***/ function(module, exports, __webpack_require__) {
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
// A rough approximation of Sublime Text's keybindings
// Depends on addon/search/searchcursor.js and optionally addon/dialog/dialogs.js
(function(mod) {
if (true) // CommonJS
mod(__webpack_require__(2), __webpack_require__(3), __webpack_require__(5));
else if (typeof define == "function" && define.amd) // AMD
define(["../lib/codemirror", "../addon/search/searchcursor", "../addon/edit/matchbrackets"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
var map = CodeMirror.keyMap.sublime = {fallthrough: "default"};
var cmds = CodeMirror.commands;
var Pos = CodeMirror.Pos;
var mac = CodeMirror.keyMap["default"] == CodeMirror.keyMap.macDefault;
var ctrl = mac ? "Cmd-" : "Ctrl-";
// This is not exactly Sublime's algorithm. I couldn't make heads or tails of that.
function findPosSubword(doc, start, dir) {
if (dir < 0 && start.ch == 0) return doc.clipPos(Pos(start.line - 1));
var line = doc.getLine(start.line);
if (dir > 0 && start.ch >= line.length) return doc.clipPos(Pos(start.line + 1, 0));
var state = "start", type;
for (var pos = start.ch, e = dir < 0 ? 0 : line.length, i = 0; pos != e; pos += dir, i++) {
var next = line.charAt(dir < 0 ? pos - 1 : pos);
var cat = next != "_" && CodeMirror.isWordChar(next) ? "w" : "o";
if (cat == "w" && next.toUpperCase() == next) cat = "W";
if (state == "start") {
if (cat != "o") { state = "in"; type = cat; }
} else if (state == "in") {
if (type != cat) {
if (type == "w" && cat == "W" && dir < 0) pos--;
if (type == "W" && cat == "w" && dir > 0) { type = "w"; continue; }
break;
}
}
}
return Pos(start.line, pos);
}
function moveSubword(cm, dir) {
cm.extendSelectionsBy(function(range) {
if (cm.display.shift || cm.doc.extend || range.empty())
return findPosSubword(cm.doc, range.head, dir);
else
return dir < 0 ? range.from() : range.to();
});
}
cmds[map["Alt-Left"] = "goSubwordLeft"] = function(cm) { moveSubword(cm, -1); };
cmds[map["Alt-Right"] = "goSubwordRight"] = function(cm) { moveSubword(cm, 1); };
if (mac) map["Cmd-Left"] = "goLineStartSmart";
var scrollLineCombo = mac ? "Ctrl-Alt-" : "Ctrl-";
cmds[map[scrollLineCombo + "Up"] = "scrollLineUp"] = function(cm) {
var info = cm.getScrollInfo();
if (!cm.somethingSelected()) {
var visibleBottomLine = cm.lineAtHeight(info.top + info.clientHeight, "local");
if (cm.getCursor().line >= visibleBottomLine)
cm.execCommand("goLineUp");
}
cm.scrollTo(null, info.top - cm.defaultTextHeight());
};
cmds[map[scrollLineCombo + "Down"] = "scrollLineDown"] = function(cm) {
var info = cm.getScrollInfo();
if (!cm.somethingSelected()) {
var visibleTopLine = cm.lineAtHeight(info.top, "local")+1;
if (cm.getCursor().line <= visibleTopLine)
cm.execCommand("goLineDown");
}
cm.scrollTo(null, info.top + cm.defaultTextHeight());
};
cmds[map["Shift-" + ctrl + "L"] = "splitSelectionByLine"] = function(cm) {
var ranges = cm.listSelections(), lineRanges = [];
for (var i = 0; i < ranges.length; i++) {
var from = ranges[i].from(), to = ranges[i].to();
for (var line = from.line; line <= to.line; ++line)
if (!(to.line > from.line && line == to.line && to.ch == 0))
lineRanges.push({anchor: line == from.line ? from : Pos(line, 0),
head: line == to.line ? to : Pos(line)});
}
cm.setSelections(lineRanges, 0);
};
map["Shift-Tab"] = "indentLess";
cmds[map["Esc"] = "singleSelectionTop"] = function(cm) {
var range = cm.listSelections()[0];
cm.setSelection(range.anchor, range.head, {scroll: false});
};
cmds[map[ctrl + "L"] = "selectLine"] = function(cm) {
var ranges = cm.listSelections(), extended = [];
for (var i = 0; i < ranges.length; i++) {
var range = ranges[i];
extended.push({anchor: Pos(range.from().line, 0),
head: Pos(range.to().line + 1, 0)});
}
cm.setSelections(extended);
};
map["Shift-Ctrl-K"] = "deleteLine";
function insertLine(cm, above) {
if (cm.isReadOnly()) return CodeMirror.Pass
cm.operation(function() {
var len = cm.listSelections().length, newSelection = [], last = -1;
for (var i = 0; i < len; i++) {
var head = cm.listSelections()[i].head;
if (head.line <= last) continue;
var at = Pos(head.line + (above ? 0 : 1), 0);
cm.replaceRange("\n", at, null, "+insertLine");
cm.indentLine(at.line, null, true);
newSelection.push({head: at, anchor: at});
last = head.line + 1;
}
cm.setSelections(newSelection);
});
cm.execCommand("indentAuto");
}
cmds[map[ctrl + "Enter"] = "insertLineAfter"] = function(cm) { return insertLine(cm, false); };
cmds[map["Shift-" + ctrl + "Enter"] = "insertLineBefore"] = function(cm) { return insertLine(cm, true); };
function wordAt(cm, pos) {
var start = pos.ch, end = start, line = cm.getLine(pos.line);
while (start && CodeMirror.isWordChar(line.charAt(start - 1))) --start;
while (end < line.length && CodeMirror.isWordChar(line.charAt(end))) ++end;
return {from: Pos(pos.line, start), to: Pos(pos.line, end), word: line.slice(start, end)};
}
cmds[map[ctrl + "D"] = "selectNextOccurrence"] = function(cm) {
var from = cm.getCursor("from"), to = cm.getCursor("to");
var fullWord = cm.state.sublimeFindFullWord == cm.doc.sel;
if (CodeMirror.cmpPos(from, to) == 0) {
var word = wordAt(cm, from);
if (!word.word) return;
cm.setSelection(word.from, word.to);
fullWord = true;
} else {
var text = cm.getRange(from, to);
var query = fullWord ? new RegExp("\\b" + text + "\\b") : text;
var cur = cm.getSearchCursor(query, to);
if (cur.findNext()) {
cm.addSelection(cur.from(), cur.to());
} else {
cur = cm.getSearchCursor(query, Pos(cm.firstLine(), 0));
if (cur.findNext())
cm.addSelection(cur.from(), cur.to());
}
}
if (fullWord)
cm.state.sublimeFindFullWord = cm.doc.sel;
};
var mirror = "(){}[]";
function selectBetweenBrackets(cm) {
var pos = cm.getCursor(), opening = cm.scanForBracket(pos, -1);
if (!opening) return;
for (;;) {
var closing = cm.scanForBracket(pos, 1);
if (!closing) return;
if (closing.ch == mirror.charAt(mirror.indexOf(opening.ch) + 1)) {
cm.setSelection(Pos(opening.pos.line, opening.pos.ch + 1), closing.pos, false);
return true;
}
pos = Pos(closing.pos.line, closing.pos.ch + 1);
}
}
cmds[map["Shift-" + ctrl + "Space"] = "selectScope"] = function(cm) {
selectBetweenBrackets(cm) || cm.execCommand("selectAll");
};
cmds[map["Shift-" + ctrl + "M"] = "selectBetweenBrackets"] = function(cm) {
if (!selectBetweenBrackets(cm)) return CodeMirror.Pass;
};
cmds[map[ctrl + "M"] = "goToBracket"] = function(cm) {
cm.extendSelectionsBy(function(range) {
var next = cm.scanForBracket(range.head, 1);
if (next && CodeMirror.cmpPos(next.pos, range.head) != 0) return next.pos;
var prev = cm.scanForBracket(range.head, -1);
return prev && Pos(prev.pos.line, prev.pos.ch + 1) || range.head;
});
};
var swapLineCombo = mac ? "Cmd-Ctrl-" : "Shift-Ctrl-";
cmds[map[swapLineCombo + "Up"] = "swapLineUp"] = function(cm) {
if (cm.isReadOnly()) return CodeMirror.Pass
var ranges = cm.listSelections(), linesToMove = [], at = cm.firstLine() - 1, newSels = [];
for (var i = 0; i < ranges.length; i++) {
var range = ranges[i], from = range.from().line - 1, to = range.to().line;
newSels.push({anchor: Pos(range.anchor.line - 1, range.anchor.ch),
head: Pos(range.head.line - 1, range.head.ch)});
if (range.to().ch == 0 && !range.empty()) --to;
if (from > at) linesToMove.push(from, to);
else if (linesToMove.length) linesToMove[linesToMove.length - 1] = to;
at = to;
}
cm.operation(function() {
for (var i = 0; i < linesToMove.length; i += 2) {
var from = linesToMove[i], to = linesToMove[i + 1];
var line = cm.getLine(from);
cm.replaceRange("", Pos(from, 0), Pos(from + 1, 0), "+swapLine");
if (to > cm.lastLine())
cm.replaceRange("\n" + line, Pos(cm.lastLine()), null, "+swapLine");
else
cm.replaceRange(line + "\n", Pos(to, 0), null, "+swapLine");
}
cm.setSelections(newSels);
cm.scrollIntoView();
});
};
cmds[map[swapLineCombo + "Down"] = "swapLineDown"] = function(cm) {
if (cm.isReadOnly()) return CodeMirror.Pass
var ranges = cm.listSelections(), linesToMove = [], at = cm.lastLine() + 1;
for (var i = ranges.length - 1; i >= 0; i--) {
var range = ranges[i], from = range.to().line + 1, to = range.from().line;
if (range.to().ch == 0 && !range.empty()) from--;
if (from < at) linesToMove.push(from, to);
else if (linesToMove.length) linesToMove[linesToMove.length - 1] = to;
at = to;
}
cm.operation(function() {
for (var i = linesToMove.length - 2; i >= 0; i -= 2) {
var from = linesToMove[i], to = linesToMove[i + 1];
var line = cm.getLine(from);
if (from == cm.lastLine())
cm.replaceRange("", Pos(from - 1), Pos(from), "+swapLine");
else
cm.replaceRange("", Pos(from, 0), Pos(from + 1, 0), "+swapLine");
cm.replaceRange(line + "\n", Pos(to, 0), null, "+swapLine");
}
cm.scrollIntoView();
});
};
cmds[map[ctrl + "/"] = "toggleCommentIndented"] = function(cm) {
cm.toggleComment({ indent: true });
}
cmds[map[ctrl + "J"] = "joinLines"] = function(cm) {
var ranges = cm.listSelections(), joined = [];
for (var i = 0; i < ranges.length; i++) {
var range = ranges[i], from = range.from();
var start = from.line, end = range.to().line;
while (i < ranges.length - 1 && ranges[i + 1].from().line == end)
end = ranges[++i].to().line;
joined.push({start: start, end: end, anchor: !range.empty() && from});
}
cm.operation(function() {
var offset = 0, ranges = [];
for (var i = 0; i < joined.length; i++) {
var obj = joined[i];
var anchor = obj.anchor && Pos(obj.anchor.line - offset, obj.anchor.ch), head;
for (var line = obj.start; line <= obj.end; line++) {
var actual = line - offset;
if (line == obj.end) head = Pos(actual, cm.getLine(actual).length + 1);
if (actual < cm.lastLine()) {
cm.replaceRange(" ", Pos(actual), Pos(actual + 1, /^\s*/.exec(cm.getLine(actual + 1))[0].length));
++offset;
}
}
ranges.push({anchor: anchor || head, head: head});
}
cm.setSelections(ranges, 0);
});
};
cmds[map["Shift-" + ctrl + "D"] = "duplicateLine"] = function(cm) {
cm.operation(function() {
var rangeCount = cm.listSelections().length;
for (var i = 0; i < rangeCount; i++) {
var range = cm.listSelections()[i];
if (range.empty())
cm.replaceRange(cm.getLine(range.head.line) + "\n", Pos(range.head.line, 0));
else
cm.replaceRange(cm.getRange(range.from(), range.to()), range.from());
}
cm.scrollIntoView();
});
};
map[ctrl + "T"] = "transposeChars";
function sortLines(cm, caseSensitive) {
if (cm.isReadOnly()) return CodeMirror.Pass
var ranges = cm.listSelections(), toSort = [], selected;
for (var i = 0; i < ranges.length; i++) {
var range = ranges[i];
if (range.empty()) continue;
var from = range.from().line, to = range.to().line;
while (i < ranges.length - 1 && ranges[i + 1].from().line == to)
to = range[++i].to().line;
toSort.push(from, to);
}
if (toSort.length) selected = true;
else toSort.push(cm.firstLine(), cm.lastLine());
cm.operation(function() {
var ranges = [];
for (var i = 0; i < toSort.length; i += 2) {
var from = toSort[i], to = toSort[i + 1];
var start = Pos(from, 0), end = Pos(to);
var lines = cm.getRange(start, end, false);
if (caseSensitive)
lines.sort();
else
lines.sort(function(a, b) {
var au = a.toUpperCase(), bu = b.toUpperCase();
if (au != bu) { a = au; b = bu; }
return a < b ? -1 : a == b ? 0 : 1;
});
cm.replaceRange(lines, start, end);
if (selected) ranges.push({anchor: start, head: end});
}
if (selected) cm.setSelections(ranges, 0);
});
}
cmds[map["F9"] = "sortLines"] = function(cm) { sortLines(cm, true); };
cmds[map[ctrl + "F9"] = "sortLinesInsensitive"] = function(cm) { sortLines(cm, false); };
cmds[map["F2"] = "nextBookmark"] = function(cm) {
var marks = cm.state.sublimeBookmarks;
if (marks) while (marks.length) {
var current = marks.shift();
var found = current.find();
if (found) {
marks.push(current);
return cm.setSelection(found.from, found.to);
}
}
};
cmds[map["Shift-F2"] = "prevBookmark"] = function(cm) {
var marks = cm.state.sublimeBookmarks;
if (marks) while (marks.length) {
marks.unshift(marks.pop());
var found = marks[marks.length - 1].find();
if (!found)
marks.pop();
else
return cm.setSelection(found.from, found.to);
}
};
cmds[map[ctrl + "F2"] = "toggleBookmark"] = function(cm) {
var ranges = cm.listSelections();
var marks = cm.state.sublimeBookmarks || (cm.state.sublimeBookmarks = []);
for (var i = 0; i < ranges.length; i++) {
var from = ranges[i].from(), to = ranges[i].to();
var found = cm.findMarks(from, to);
for (var j = 0; j < found.length; j++) {
if (found[j].sublimeBookmark) {
found[j].clear();
for (var k = 0; k < marks.length; k++)
if (marks[k] == found[j])
marks.splice(k--, 1);
break;
}
}
if (j == found.length)
marks.push(cm.markText(from, to, {sublimeBookmark: true, clearWhenEmpty: false}));
}
};
cmds[map["Shift-" + ctrl + "F2"] = "clearBookmarks"] = function(cm) {
var marks = cm.state.sublimeBookmarks;
if (marks) for (var i = 0; i < marks.length; i++) marks[i].clear();
marks.length = 0;
};
cmds[map["Alt-F2"] = "selectBookmarks"] = function(cm) {
var marks = cm.state.sublimeBookmarks, ranges = [];
if (marks) for (var i = 0; i < marks.length; i++) {
var found = marks[i].find();
if (!found)
marks.splice(i--, 0);
else
ranges.push({anchor: found.from, head: found.to});
}
if (ranges.length)
cm.setSelections(ranges, 0);
};
map["Alt-Q"] = "wrapLines";
var cK = ctrl + "K ";
function modifyWordOrSelection(cm, mod) {
cm.operation(function() {
var ranges = cm.listSelections(), indices = [], replacements = [];
for (var i = 0; i < ranges.length; i++) {
var range = ranges[i];
if (range.empty()) { indices.push(i); replacements.push(""); }
else replacements.push(mod(cm.getRange(range.from(), range.to())));
}
cm.replaceSelections(replacements, "around", "case");
for (var i = indices.length - 1, at; i >= 0; i--) {
var range = ranges[indices[i]];
if (at && CodeMirror.cmpPos(range.head, at) > 0) continue;
var word = wordAt(cm, range.head);
at = word.from;
cm.replaceRange(mod(word.word), word.from, word.to);
}
});
}
map[cK + ctrl + "Backspace"] = "delLineLeft";
cmds[map["Backspace"] = "smartBackspace"] = function(cm) {
if (cm.somethingSelected()) return CodeMirror.Pass;
cm.operation(function() {
var cursors = cm.listSelections();
var indentUnit = cm.getOption("indentUnit");
for (var i = cursors.length - 1; i >= 0; i--) {
var cursor = cursors[i].head;
var toStartOfLine = cm.getRange({line: cursor.line, ch: 0}, cursor);
var column = CodeMirror.countColumn(toStartOfLine, null, cm.getOption("tabSize"));
// Delete by one character by default
var deletePos = cm.findPosH(cursor, -1, "char", false);
if (toStartOfLine && !/\S/.test(toStartOfLine) && column % indentUnit == 0) {
var prevIndent = new Pos(cursor.line,
CodeMirror.findColumn(toStartOfLine, column - indentUnit, indentUnit));
// Smart delete only if we found a valid prevIndent location
if (prevIndent.ch != cursor.ch) deletePos = prevIndent;
}
cm.replaceRange("", deletePos, cursor, "+delete");
}
});
};
cmds[map[cK + ctrl + "K"] = "delLineRight"] = function(cm) {
cm.operation(function() {
var ranges = cm.listSelections();
for (var i = ranges.length - 1; i >= 0; i--)
cm.replaceRange("", ranges[i].anchor, Pos(ranges[i].to().line), "+delete");
cm.scrollIntoView();
});
};
cmds[map[cK + ctrl + "U"] = "upcaseAtCursor"] = function(cm) {
modifyWordOrSelection(cm, function(str) { return str.toUpperCase(); });
};
cmds[map[cK + ctrl + "L"] = "downcaseAtCursor"] = function(cm) {
modifyWordOrSelection(cm, function(str) { return str.toLowerCase(); });
};
cmds[map[cK + ctrl + "Space"] = "setSublimeMark"] = function(cm) {
if (cm.state.sublimeMark) cm.state.sublimeMark.clear();
cm.state.sublimeMark = cm.setBookmark(cm.getCursor());
};
cmds[map[cK + ctrl + "A"] = "selectToSublimeMark"] = function(cm) {
var found = cm.state.sublimeMark && cm.state.sublimeMark.find();
if (found) cm.setSelection(cm.getCursor(), found);
};
cmds[map[cK + ctrl + "W"] = "deleteToSublimeMark"] = function(cm) {
var found = cm.state.sublimeMark && cm.state.sublimeMark.find();
if (found) {
var from = cm.getCursor(), to = found;
if (CodeMirror.cmpPos(from, to) > 0) { var tmp = to; to = from; from = tmp; }
cm.state.sublimeKilled = cm.getRange(from, to);
cm.replaceRange("", from, to);
}
};
cmds[map[cK + ctrl + "X"] = "swapWithSublimeMark"] = function(cm) {
var found = cm.state.sublimeMark && cm.state.sublimeMark.find();
if (found) {
cm.state.sublimeMark.clear();
cm.state.sublimeMark = cm.setBookmark(cm.getCursor());
cm.setCursor(found);
}
};
cmds[map[cK + ctrl + "Y"] = "sublimeYank"] = function(cm) {
if (cm.state.sublimeKilled != null)
cm.replaceSelection(cm.state.sublimeKilled, null, "paste");
};
map[cK + ctrl + "G"] = "clearBookmarks";
cmds[map[cK + ctrl + "C"] = "showInCenter"] = function(cm) {
var pos = cm.cursorCoords(null, "local");
cm.scrollTo(null, (pos.top + pos.bottom) / 2 - cm.getScrollInfo().clientHeight / 2);
};
var selectLinesCombo = mac ? "Ctrl-Shift-" : "Ctrl-Alt-";
cmds[map[selectLinesCombo + "Up"] = "selectLinesUpward"] = function(cm) {
cm.operation(function() {
var ranges = cm.listSelections();
for (var i = 0; i < ranges.length; i++) {
var range = ranges[i];
if (range.head.line > cm.firstLine())
cm.addSelection(Pos(range.head.line - 1, range.head.ch));
}
});
};
cmds[map[selectLinesCombo + "Down"] = "selectLinesDownward"] = function(cm) {
cm.operation(function() {
var ranges = cm.listSelections();
for (var i = 0; i < ranges.length; i++) {
var range = ranges[i];
if (range.head.line < cm.lastLine())
cm.addSelection(Pos(range.head.line + 1, range.head.ch));
}
});
};
function getTarget(cm) {
var from = cm.getCursor("from"), to = cm.getCursor("to");
if (CodeMirror.cmpPos(from, to) == 0) {
var word = wordAt(cm, from);
if (!word.word) return;
from = word.from;
to = word.to;
}
return {from: from, to: to, query: cm.getRange(from, to), word: word};
}
function findAndGoTo(cm, forward) {
var target = getTarget(cm);
if (!target) return;
var query = target.query;
var cur = cm.getSearchCursor(query, forward ? target.to : target.from);
if (forward ? cur.findNext() : cur.findPrevious()) {
cm.setSelection(cur.from(), cur.to());
} else {
cur = cm.getSearchCursor(query, forward ? Pos(cm.firstLine(), 0)
: cm.clipPos(Pos(cm.lastLine())));
if (forward ? cur.findNext() : cur.findPrevious())
cm.setSelection(cur.from(), cur.to());
else if (target.word)
cm.setSelection(target.from, target.to);
}
};
cmds[map[ctrl + "F3"] = "findUnder"] = function(cm) { findAndGoTo(cm, true); };
cmds[map["Shift-" + ctrl + "F3"] = "findUnderPrevious"] = function(cm) { findAndGoTo(cm,false); };
cmds[map["Alt-F3"] = "findAllUnder"] = function(cm) {
var target = getTarget(cm);
if (!target) return;
var cur = cm.getSearchCursor(target.query);
var matches = [];
var primaryIndex = -1;
while (cur.findNext()) {
matches.push({anchor: cur.from(), head: cur.to()});
if (cur.from().line <= target.from.line && cur.from().ch <= target.from.ch)
primaryIndex++;
}
cm.setSelections(matches, primaryIndex);
};
map["Shift-" + ctrl + "["] = "fold";
map["Shift-" + ctrl + "]"] = "unfold";
map[cK + ctrl + "0"] = map[cK + ctrl + "j"] = "unfoldAll";
map[ctrl + "I"] = "findIncremental";
map["Shift-" + ctrl + "I"] = "findIncrementalReverse";
map[ctrl + "H"] = "replace";
map["F3"] = "findNext";
map["Shift-F3"] = "findPrev";
CodeMirror.normalizeKeyMap(map);
});
/***/ },
/* 19 */
/***/ function(module, exports, __webpack_require__) {
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
(function(mod) {
if (true) // CommonJS
mod(__webpack_require__(2));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
function doFold(cm, pos, options, force) {
if (options && options.call) {
var finder = options;
options = null;
} else {
var finder = getOption(cm, options, "rangeFinder");
}
if (typeof pos == "number") pos = CodeMirror.Pos(pos, 0);
var minSize = getOption(cm, options, "minFoldSize");
function getRange(allowFolded) {
var range = finder(cm, pos);
if (!range || range.to.line - range.from.line < minSize) return null;
var marks = cm.findMarksAt(range.from);
for (var i = 0; i < marks.length; ++i) {
if (marks[i].__isFold && force !== "fold") {
if (!allowFolded) return null;
range.cleared = true;
marks[i].clear();
}
}
return range;
}
var range = getRange(true);
if (getOption(cm, options, "scanUp")) while (!range && pos.line > cm.firstLine()) {
pos = CodeMirror.Pos(pos.line - 1, 0);
range = getRange(false);
}
if (!range || range.cleared || force === "unfold") return;
var myWidget = makeWidget(cm, options);
CodeMirror.on(myWidget, "mousedown", function(e) {
myRange.clear();
CodeMirror.e_preventDefault(e);
});
var myRange = cm.markText(range.from, range.to, {
replacedWith: myWidget,
clearOnEnter: getOption(cm, options, "clearOnEnter"),
__isFold: true
});
myRange.on("clear", function(from, to) {
CodeMirror.signal(cm, "unfold", cm, from, to);
});
CodeMirror.signal(cm, "fold", cm, range.from, range.to);
}
function makeWidget(cm, options) {
var widget = getOption(cm, options, "widget");
if (typeof widget == "string") {
var text = document.createTextNode(widget);
widget = document.createElement("span");
widget.appendChild(text);
widget.className = "CodeMirror-foldmarker";
}
return widget;
}
// Clumsy backwards-compatible interface
CodeMirror.newFoldFunction = function(rangeFinder, widget) {
return function(cm, pos) { doFold(cm, pos, {rangeFinder: rangeFinder, widget: widget}); };
};
// New-style interface
CodeMirror.defineExtension("foldCode", function(pos, options, force) {
doFold(this, pos, options, force);
});
CodeMirror.defineExtension("isFolded", function(pos) {
var marks = this.findMarksAt(pos);
for (var i = 0; i < marks.length; ++i)
if (marks[i].__isFold) return true;
});
CodeMirror.commands.toggleFold = function(cm) {
cm.foldCode(cm.getCursor());
};
CodeMirror.commands.fold = function(cm) {
cm.foldCode(cm.getCursor(), null, "fold");
};
CodeMirror.commands.unfold = function(cm) {
cm.foldCode(cm.getCursor(), null, "unfold");
};
CodeMirror.commands.foldAll = function(cm) {
cm.operation(function() {
for (var i = cm.firstLine(), e = cm.lastLine(); i <= e; i++)
cm.foldCode(CodeMirror.Pos(i, 0), null, "fold");
});
};
CodeMirror.commands.unfoldAll = function(cm) {
cm.operation(function() {
for (var i = cm.firstLine(), e = cm.lastLine(); i <= e; i++)
cm.foldCode(CodeMirror.Pos(i, 0), null, "unfold");
});
};
CodeMirror.registerHelper("fold", "combine", function() {
var funcs = Array.prototype.slice.call(arguments, 0);
return function(cm, start) {
for (var i = 0; i < funcs.length; ++i) {
var found = funcs[i](cm, start);
if (found) return found;
}
};
});
CodeMirror.registerHelper("fold", "auto", function(cm, start) {
var helpers = cm.getHelpers(start, "fold");
for (var i = 0; i < helpers.length; i++) {
var cur = helpers[i](cm, start);
if (cur) return cur;
}
});
var defaultOptions = {
rangeFinder: CodeMirror.fold.auto,
widget: "\u2194",
minFoldSize: 0,
scanUp: false,
clearOnEnter: true
};
CodeMirror.defineOption("foldOptions", null);
function getOption(cm, options, name) {
if (options && options[name] !== undefined)
return options[name];
var editorOptions = cm.options.foldOptions;
if (editorOptions && editorOptions[name] !== undefined)
return editorOptions[name];
return defaultOptions[name];
}
CodeMirror.defineExtension("foldOption", function(options, name) {
return getOption(this, options, name);
});
});
/***/ },
/* 20 */
/***/ function(module, exports, __webpack_require__) {
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
(function(mod) {
if (true) // CommonJS
mod(__webpack_require__(2));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
CodeMirror.registerHelper("fold", "brace", function(cm, start) {
var line = start.line, lineText = cm.getLine(line);
var tokenType;
function findOpening(openCh) {
for (var at = start.ch, pass = 0;;) {
var found = at <= 0 ? -1 : lineText.lastIndexOf(openCh, at - 1);
if (found == -1) {
if (pass == 1) break;
pass = 1;
at = lineText.length;
continue;
}
if (pass == 1 && found < start.ch) break;
tokenType = cm.getTokenTypeAt(CodeMirror.Pos(line, found + 1));
if (!/^(comment|string)/.test(tokenType)) return found + 1;
at = found - 1;
}
}
var startToken = "{", endToken = "}", startCh = findOpening("{");
if (startCh == null) {
startToken = "[", endToken = "]";
startCh = findOpening("[");
}
if (startCh == null) return;
var count = 1, lastLine = cm.lastLine(), end, endCh;
outer: for (var i = line; i <= lastLine; ++i) {
var text = cm.getLine(i), pos = i == line ? startCh : 0;
for (;;) {
var nextOpen = text.indexOf(startToken, pos), nextClose = text.indexOf(endToken, pos);
if (nextOpen < 0) nextOpen = text.length;
if (nextClose < 0) nextClose = text.length;
pos = Math.min(nextOpen, nextClose);
if (pos == text.length) break;
if (cm.getTokenTypeAt(CodeMirror.Pos(i, pos + 1)) == tokenType) {
if (pos == nextOpen) ++count;
else if (!--count) { end = i; endCh = pos; break outer; }
}
++pos;
}
}
if (end == null || line == end && endCh == startCh) return;
return {from: CodeMirror.Pos(line, startCh),
to: CodeMirror.Pos(end, endCh)};
});
CodeMirror.registerHelper("fold", "import", function(cm, start) {
function hasImport(line) {
if (line < cm.firstLine() || line > cm.lastLine()) return null;
var start = cm.getTokenAt(CodeMirror.Pos(line, 1));
if (!/\S/.test(start.string)) start = cm.getTokenAt(CodeMirror.Pos(line, start.end + 1));
if (start.type != "keyword" || start.string != "import") return null;
// Now find closing semicolon, return its position
for (var i = line, e = Math.min(cm.lastLine(), line + 10); i <= e; ++i) {
var text = cm.getLine(i), semi = text.indexOf(";");
if (semi != -1) return {startCh: start.end, end: CodeMirror.Pos(i, semi)};
}
}
var startLine = start.line, has = hasImport(startLine), prev;
if (!has || hasImport(startLine - 1) || ((prev = hasImport(startLine - 2)) && prev.end.line == startLine - 1))
return null;
for (var end = has.end;;) {
var next = hasImport(end.line + 1);
if (next == null) break;
end = next.end;
}
return {from: cm.clipPos(CodeMirror.Pos(startLine, has.startCh + 1)), to: end};
});
CodeMirror.registerHelper("fold", "include", function(cm, start) {
function hasInclude(line) {
if (line < cm.firstLine() || line > cm.lastLine()) return null;
var start = cm.getTokenAt(CodeMirror.Pos(line, 1));
if (!/\S/.test(start.string)) start = cm.getTokenAt(CodeMirror.Pos(line, start.end + 1));
if (start.type == "meta" && start.string.slice(0, 8) == "#include") return start.start + 8;
}
var startLine = start.line, has = hasInclude(startLine);
if (has == null || hasInclude(startLine - 1) != null) return null;
for (var end = startLine;;) {
var next = hasInclude(end + 1);
if (next == null) break;
++end;
}
return {from: CodeMirror.Pos(startLine, has + 1),
to: cm.clipPos(CodeMirror.Pos(end))};
});
});
/***/ },
/* 21 */
/***/ function(module, exports, __webpack_require__) {
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
(function(mod) {
if (true) // CommonJS
mod(__webpack_require__(2));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
CodeMirror.registerGlobalHelper("fold", "comment", function(mode) {
return mode.blockCommentStart && mode.blockCommentEnd;
}, function(cm, start) {
var mode = cm.getModeAt(start), startToken = mode.blockCommentStart, endToken = mode.blockCommentEnd;
if (!startToken || !endToken) return;
var line = start.line, lineText = cm.getLine(line);
var startCh;
for (var at = start.ch, pass = 0;;) {
var found = at <= 0 ? -1 : lineText.lastIndexOf(startToken, at - 1);
if (found == -1) {
if (pass == 1) return;
pass = 1;
at = lineText.length;
continue;
}
if (pass == 1 && found < start.ch) return;
if (/comment/.test(cm.getTokenTypeAt(CodeMirror.Pos(line, found + 1))) &&
(found == 0 || lineText.slice(found - endToken.length, found) == endToken ||
!/comment/.test(cm.getTokenTypeAt(CodeMirror.Pos(line, found))))) {
startCh = found + startToken.length;
break;
}
at = found - 1;
}
var depth = 1, lastLine = cm.lastLine(), end, endCh;
outer: for (var i = line; i <= lastLine; ++i) {
var text = cm.getLine(i), pos = i == line ? startCh : 0;
for (;;) {
var nextOpen = text.indexOf(startToken, pos), nextClose = text.indexOf(endToken, pos);
if (nextOpen < 0) nextOpen = text.length;
if (nextClose < 0) nextClose = text.length;
pos = Math.min(nextOpen, nextClose);
if (pos == text.length) break;
if (pos == nextOpen) ++depth;
else if (!--depth) { end = i; endCh = pos; break outer; }
++pos;
}
}
if (end == null || line == end && endCh == startCh) return;
return {from: CodeMirror.Pos(line, startCh),
to: CodeMirror.Pos(end, endCh)};
});
});
/***/ },
/* 22 */
/***/ function(module, exports, __webpack_require__) {
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
(function(mod) {
if (true) // CommonJS
mod(__webpack_require__(2));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
var Pos = CodeMirror.Pos;
function cmp(a, b) { return a.line - b.line || a.ch - b.ch; }
var nameStartChar = "A-Z_a-z\\u00C0-\\u00D6\\u00D8-\\u00F6\\u00F8-\\u02FF\\u0370-\\u037D\\u037F-\\u1FFF\\u200C-\\u200D\\u2070-\\u218F\\u2C00-\\u2FEF\\u3001-\\uD7FF\\uF900-\\uFDCF\\uFDF0-\\uFFFD";
var nameChar = nameStartChar + "\-\:\.0-9\\u00B7\\u0300-\\u036F\\u203F-\\u2040";
var xmlTagStart = new RegExp("<(/?)([" + nameStartChar + "][" + nameChar + "]*)", "g");
function Iter(cm, line, ch, range) {
this.line = line; this.ch = ch;
this.cm = cm; this.text = cm.getLine(line);
this.min = range ? range.from : cm.firstLine();
this.max = range ? range.to - 1 : cm.lastLine();
}
function tagAt(iter, ch) {
var type = iter.cm.getTokenTypeAt(Pos(iter.line, ch));
return type && /\btag\b/.test(type);
}
function nextLine(iter) {
if (iter.line >= iter.max) return;
iter.ch = 0;
iter.text = iter.cm.getLine(++iter.line);
return true;
}
function prevLine(iter) {
if (iter.line <= iter.min) return;
iter.text = iter.cm.getLine(--iter.line);
iter.ch = iter.text.length;
return true;
}
function toTagEnd(iter) {
for (;;) {
var gt = iter.text.indexOf(">", iter.ch);
if (gt == -1) { if (nextLine(iter)) continue; else return; }
if (!tagAt(iter, gt + 1)) { iter.ch = gt + 1; continue; }
var lastSlash = iter.text.lastIndexOf("/", gt);
var selfClose = lastSlash > -1 && !/\S/.test(iter.text.slice(lastSlash + 1, gt));
iter.ch = gt + 1;
return selfClose ? "selfClose" : "regular";
}
}
function toTagStart(iter) {
for (;;) {
var lt = iter.ch ? iter.text.lastIndexOf("<", iter.ch - 1) : -1;
if (lt == -1) { if (prevLine(iter)) continue; else return; }
if (!tagAt(iter, lt + 1)) { iter.ch = lt; continue; }
xmlTagStart.lastIndex = lt;
iter.ch = lt;
var match = xmlTagStart.exec(iter.text);
if (match && match.index == lt) return match;
}
}
function toNextTag(iter) {
for (;;) {
xmlTagStart.lastIndex = iter.ch;
var found = xmlTagStart.exec(iter.text);
if (!found) { if (nextLine(iter)) continue; else return; }
if (!tagAt(iter, found.index + 1)) { iter.ch = found.index + 1; continue; }
iter.ch = found.index + found[0].length;
return found;
}
}
function toPrevTag(iter) {
for (;;) {
var gt = iter.ch ? iter.text.lastIndexOf(">", iter.ch - 1) : -1;
if (gt == -1) { if (prevLine(iter)) continue; else return; }
if (!tagAt(iter, gt + 1)) { iter.ch = gt; continue; }
var lastSlash = iter.text.lastIndexOf("/", gt);
var selfClose = lastSlash > -1 && !/\S/.test(iter.text.slice(lastSlash + 1, gt));
iter.ch = gt + 1;
return selfClose ? "selfClose" : "regular";
}
}
function findMatchingClose(iter, tag) {
var stack = [];
for (;;) {
var next = toNextTag(iter), end, startLine = iter.line, startCh = iter.ch - (next ? next[0].length : 0);
if (!next || !(end = toTagEnd(iter))) return;
if (end == "selfClose") continue;
if (next[1]) { // closing tag
for (var i = stack.length - 1; i >= 0; --i) if (stack[i] == next[2]) {
stack.length = i;
break;
}
if (i < 0 && (!tag || tag == next[2])) return {
tag: next[2],
from: Pos(startLine, startCh),
to: Pos(iter.line, iter.ch)
};
} else { // opening tag
stack.push(next[2]);
}
}
}
function findMatchingOpen(iter, tag) {
var stack = [];
for (;;) {
var prev = toPrevTag(iter);
if (!prev) return;
if (prev == "selfClose") { toTagStart(iter); continue; }
var endLine = iter.line, endCh = iter.ch;
var start = toTagStart(iter);
if (!start) return;
if (start[1]) { // closing tag
stack.push(start[2]);
} else { // opening tag
for (var i = stack.length - 1; i >= 0; --i) if (stack[i] == start[2]) {
stack.length = i;
break;
}
if (i < 0 && (!tag || tag == start[2])) return {
tag: start[2],
from: Pos(iter.line, iter.ch),
to: Pos(endLine, endCh)
};
}
}
}
CodeMirror.registerHelper("fold", "xml", function(cm, start) {
var iter = new Iter(cm, start.line, 0);
for (;;) {
var openTag = toNextTag(iter), end;
if (!openTag || iter.line != start.line || !(end = toTagEnd(iter))) return;
if (!openTag[1] && end != "selfClose") {
var startPos = Pos(iter.line, iter.ch);
var endPos = findMatchingClose(iter, openTag[2]);
return endPos && {from: startPos, to: endPos.from};
}
}
});
CodeMirror.findMatchingTag = function(cm, pos, range) {
var iter = new Iter(cm, pos.line, pos.ch, range);
if (iter.text.indexOf(">") == -1 && iter.text.indexOf("<") == -1) return;
var end = toTagEnd(iter), to = end && Pos(iter.line, iter.ch);
var start = end && toTagStart(iter);
if (!end || !start || cmp(iter, pos) > 0) return;
var here = {from: Pos(iter.line, iter.ch), to: to, tag: start[2]};
if (end == "selfClose") return {open: here, close: null, at: "open"};
if (start[1]) { // closing tag
return {open: findMatchingOpen(iter, start[2]), close: here, at: "close"};
} else { // opening tag
iter = new Iter(cm, to.line, to.ch, range);
return {open: here, close: findMatchingClose(iter, start[2]), at: "open"};
}
};
CodeMirror.findEnclosingTag = function(cm, pos, range) {
var iter = new Iter(cm, pos.line, pos.ch, range);
for (;;) {
var open = findMatchingOpen(iter);
if (!open) break;
var forward = new Iter(cm, pos.line, pos.ch, range);
var close = findMatchingClose(forward, open.tag);
if (close) return {open: open, close: close};
}
};
// Used by addon/edit/closetag.js
CodeMirror.scanForClosingTag = function(cm, pos, name, end) {
var iter = new Iter(cm, pos.line, pos.ch, end ? {from: 0, to: end} : null);
return findMatchingClose(iter, name);
};
});
/***/ },
/* 23 */
/***/ function(module, exports, __webpack_require__) {
// CodeMirror, copyright (c) by Marijn Haverbeke and others
// Distributed under an MIT license: http://codemirror.net/LICENSE
(function(mod) {
if (true) // CommonJS
mod(__webpack_require__(2), __webpack_require__(19));
else if (typeof define == "function" && define.amd) // AMD
define(["../../lib/codemirror", "./foldcode"], mod);
else // Plain browser env
mod(CodeMirror);
})(function(CodeMirror) {
"use strict";
CodeMirror.defineOption("foldGutter", false, function(cm, val, old) {
if (old && old != CodeMirror.Init) {
cm.clearGutter(cm.state.foldGutter.options.gutter);
cm.state.foldGutter = null;
cm.off("gutterClick", onGutterClick);
cm.off("change", onChange);
cm.off("viewportChange", onViewportChange);
cm.off("fold", onFold);
cm.off("unfold", onFold);
cm.off("swapDoc", onChange);
}
if (val) {
cm.state.foldGutter = new State(parseOptions(val));
updateInViewport(cm);
cm.on("gutterClick", onGutterClick);
cm.on("change", onChange);
cm.on("viewportChange", onViewportChange);
cm.on("fold", onFold);
cm.on("unfold", onFold);
cm.on("swapDoc", onChange);
}
});
var Pos = CodeMirror.Pos;
function State(options) {
this.options = options;
this.from = this.to = 0;
}
function parseOptions(opts) {
if (opts === true) opts = {};
if (opts.gutter == null) opts.gutter = "CodeMirror-foldgutter";
if (opts.indicatorOpen == null) opts.indicatorOpen = "CodeMirror-foldgutter-open";
if (opts.indicatorFolded == null) opts.indicatorFolded = "CodeMirror-foldgutter-folded";
return opts;
}
function isFolded(cm, line) {
var marks = cm.findMarks(Pos(line, 0), Pos(line + 1, 0));
for (var i = 0; i < marks.length; ++i)
if (marks[i].__isFold && marks[i].find().from.line == line) return marks[i];
}
function marker(spec) {
if (typeof spec == "string") {
var elt = document.createElement("div");
elt.className = spec + " CodeMirror-guttermarker-subtle";
return elt;
} else {
return spec.cloneNode(true);
}
}
function updateFoldInfo(cm, from, to) {
var opts = cm.state.foldGutter.options, cur = from;
var minSize = cm.foldOption(opts, "minFoldSize");
var func = cm.foldOption(opts, "rangeFinder");
cm.eachLine(from, to, function(line) {
var mark = null;
if (isFolded(cm, cur)) {
mark = marker(opts.indicatorFolded);
} else {
var pos = Pos(cur, 0);
var range = func && func(cm, pos);
if (range && range.to.line - range.from.line >= minSize)
mark = marker(opts.indicatorOpen);
}
cm.setGutterMarker(line, opts.gutter, mark);
++cur;
});
}
function updateInViewport(cm) {
var vp = cm.getViewport(), state = cm.state.foldGutter;
if (!state) return;
cm.operation(function() {
updateFoldInfo(cm, vp.from, vp.to);
});
state.from = vp.from; state.to = vp.to;
}
function onGutterClick(cm, line, gutter) {
var state = cm.state.foldGutter;
if (!state) return;
var opts = state.options;
if (gutter != opts.gutter) return;
var folded = isFolded(cm, line);
if (folded) folded.clear();
else cm.foldCode(Pos(line, 0), opts.rangeFinder);
}
function onChange(cm) {
var state = cm.state.foldGutter;
if (!state) return;
var opts = state.options;
state.from = state.to = 0;
clearTimeout(state.changeUpdate);
state.changeUpdate = setTimeout(function() { updateInViewport(cm); }, opts.foldOnChangeTimeSpan || 600);
}
function onViewportChange(cm) {
var state = cm.state.foldGutter;
if (!state) return;
var opts = state.options;
clearTimeout(state.changeUpdate);
state.changeUpdate = setTimeout(function() {
var vp = cm.getViewport();
if (state.from == state.to || vp.from - state.to > 20 || state.from - vp.to > 20) {
updateInViewport(cm);
} else {
cm.operation(function() {
if (vp.from < state.from) {
updateFoldInfo(cm, vp.from, state.from);
state.from = vp.from;
}
if (vp.to > state.to) {
updateFoldInfo(cm, state.to, vp.to);
state.to = vp.to;
}
});
}
}, opts.updateViewportTimeSpan || 400);
}
function onFold(cm, from) {
var state = cm.state.foldGutter;
if (!state) return;
var line = from.line;
if (line >= state.from && line < state.to)
updateFoldInfo(cm, line, line + 1);
}
});
/***/ }
/******/ ]);
Reference in New Issue View Git Blame Copy Permalink