Issue #1691 - Part 3: Finish implementing import meta. https://bugzilla.mozilla.org/show_bug.cgi?id=1427610

(cherry picked from commit a8625238ac846fb7eb103646ddb8634a5860f067)
This commit is contained in:
Brian Smith
2023-04-08 15:01:22 -05:00
committed by roytam1
parent a8ab41b4c6
commit 3f4985ce6c
18 changed files with 207 additions and 9 deletions
+30 -1
View File
@@ -812,7 +812,7 @@ HostResolveImportedModule(JSContext* aCx,
if (!string.init(aCx, aSpecifier)) {
return nullptr;
}
if (!aModule || !aCx) {
if (!script || !aCx) {
// Our module context was ripped out from under us...
return nullptr;
}
@@ -839,6 +839,34 @@ HostResolveImportedModule(JSContext* aCx,
return ms->ModuleRecord();
}
bool
HostPopulateImportMeta(JSContext* aCx, JS::Handle<JSObject*> aModule,
JS::Handle<JSObject*> aMetaObject)
{
MOZ_DIAGNOSTIC_ASSERT(aModule);
JS::Value value = JS::GetModulePrivate(aModule);
if (value.isUndefined()) {
JS_ReportErrorASCII(aCx, "Module script not found");
return false;
}
auto script = static_cast<ModuleScript*>(value.toPrivate());
MOZ_DIAGNOSTIC_ASSERT(script->ModuleRecord() == aModule);
nsAutoCString url;
MOZ_DIAGNOSTIC_ASSERT(script->BaseURL());
MOZ_ALWAYS_SUCCEEDS(script->BaseURL()->GetAsciiSpec(url));
JS::Rooted<JSString*> urlString(aCx, JS_NewStringCopyZ(aCx, url.get()));
if (!urlString) {
JS_ReportOutOfMemory(aCx);
return false;
}
return JS_DefineProperty(aCx, aMetaObject, "url", urlString, JSPROP_ENUMERATE);
}
static void
EnsureModuleResolveHook(JSContext* aCx)
{
@@ -848,6 +876,7 @@ EnsureModuleResolveHook(JSContext* aCx)
}
JS::SetModuleResolveHook(rt, HostResolveImportedModule);
JS::SetModuleMetadataHook(aCx, HostPopulateImportMeta);
}
void