зеркало из https://github.com/mozilla/gecko-dev.git
110 строки
3.1 KiB
C++
110 строки
3.1 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_LoadedScript_h
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#define mozilla_dom_LoadedScript_h
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#include "nsCOMPtr.h"
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#include "nsCycleCollectionParticipant.h"
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#include "jsapi.h"
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#include "ScriptLoadRequest.h"
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class nsIURI;
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namespace mozilla {
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namespace dom {
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class ScriptLoader;
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void HostAddRefTopLevelScript(const JS::Value& aPrivate);
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void HostReleaseTopLevelScript(const JS::Value& aPrivate);
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class ClassicScript;
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class ModuleScript;
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class LoadedScript : public nsISupports {
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ScriptKind mKind;
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RefPtr<ScriptFetchOptions> mFetchOptions;
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nsCOMPtr<nsIURI> mBaseURL;
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protected:
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LoadedScript(ScriptKind aKind, ScriptFetchOptions* aFetchOptions,
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nsIURI* aBaseURL);
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virtual ~LoadedScript();
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public:
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS(LoadedScript)
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bool IsModuleScript() const { return mKind == ScriptKind::eModule; }
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inline ClassicScript* AsClassicScript();
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inline ModuleScript* AsModuleScript();
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ScriptFetchOptions* FetchOptions() const { return mFetchOptions; }
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nsIURI* BaseURL() const { return mBaseURL; }
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void AssociateWithScript(JSScript* aScript);
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};
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class ClassicScript final : public LoadedScript {
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~ClassicScript() = default;
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public:
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ClassicScript(ScriptFetchOptions* aFetchOptions, nsIURI* aBaseURL);
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};
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// A single module script. May be used to satisfy multiple load requests.
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class ModuleScript final : public LoadedScript {
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JS::Heap<JSObject*> mModuleRecord;
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JS::Heap<JS::Value> mParseError;
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JS::Heap<JS::Value> mErrorToRethrow;
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bool mDebuggerDataInitialized;
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~ModuleScript();
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public:
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NS_DECL_ISUPPORTS_INHERITED
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NS_DECL_CYCLE_COLLECTION_SCRIPT_HOLDER_CLASS_INHERITED(ModuleScript,
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LoadedScript)
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ModuleScript(ScriptFetchOptions* aFetchOptions, nsIURI* aBaseURL);
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void SetModuleRecord(JS::Handle<JSObject*> aModuleRecord);
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void SetParseError(const JS::Value& aError);
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void SetErrorToRethrow(const JS::Value& aError);
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void SetDebuggerDataInitialized();
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JSObject* ModuleRecord() const { return mModuleRecord; }
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JS::Value ParseError() const { return mParseError; }
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JS::Value ErrorToRethrow() const { return mErrorToRethrow; }
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bool HasParseError() const { return !mParseError.isUndefined(); }
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bool HasErrorToRethrow() const { return !mErrorToRethrow.isUndefined(); }
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bool DebuggerDataInitialized() const { return mDebuggerDataInitialized; }
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void UnlinkModuleRecord();
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friend void CheckModuleScriptPrivate(LoadedScript*, const JS::Value&);
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};
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ClassicScript* LoadedScript::AsClassicScript() {
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MOZ_ASSERT(!IsModuleScript());
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return static_cast<ClassicScript*>(this);
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}
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ModuleScript* LoadedScript::AsModuleScript() {
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MOZ_ASSERT(IsModuleScript());
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return static_cast<ModuleScript*>(this);
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}
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_LoadedScript_h
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