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/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* 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 */
#ifndef js_loader_LoadedScript_h
#define js_loader_LoadedScript_h
#include "nsCOMPtr.h"
#include "nsCycleCollectionParticipant.h"
#include "jsapi.h"
#include "ScriptLoadRequest.h"
class nsIURI;
namespace JS::loader {
void HostAddRefTopLevelScript(const JS::Value& aPrivate);
void HostReleaseTopLevelScript(const JS::Value& aPrivate);
class ClassicScript;
class ModuleScript;
class EventScript;
class LoadedScript : public nsISupports {
ScriptKind mKind;
RefPtr<ScriptFetchOptions> mFetchOptions;
nsCOMPtr<nsIURI> mBaseURL;
LoadedScript(ScriptKind aKind, ScriptFetchOptions* aFetchOptions,
nsIURI* aBaseURL);
virtual ~LoadedScript();
bool IsModuleScript() const { return mKind == ScriptKind::eModule; }
bool IsEventScript() const { return mKind == ScriptKind::eEvent; }
inline ClassicScript* AsClassicScript();
inline ModuleScript* AsModuleScript();
inline EventScript* AsEventScript();
// Used to propagate Fetch Options to child modules
ScriptFetchOptions* GetFetchOptions() const { return mFetchOptions; }
nsIURI* BaseURL() const { return mBaseURL; }
void AssociateWithScript(JSScript* aScript);
class ClassicScript final : public LoadedScript {
~ClassicScript() = default;
ClassicScript(ScriptFetchOptions* aFetchOptions, nsIURI* aBaseURL);
class EventScript final : public LoadedScript {
~EventScript() = default;
EventScript(ScriptFetchOptions* aFetchOptions, nsIURI* aBaseURL);
// A single module script. May be used to satisfy multiple load requests.
class ModuleScript final : public LoadedScript {
JS::Heap<JSObject*> mModuleRecord;
JS::Heap<JS::Value> mParseError;
JS::Heap<JS::Value> mErrorToRethrow;
bool mDebuggerDataInitialized;
ModuleScript(ScriptFetchOptions* aFetchOptions, nsIURI* aBaseURL);
void SetModuleRecord(JS::Handle<JSObject*> aModuleRecord);
void SetParseError(const JS::Value& aError);
void SetErrorToRethrow(const JS::Value& aError);
void SetDebuggerDataInitialized();
JSObject* ModuleRecord() const { return mModuleRecord; }
JS::Value ParseError() const { return mParseError; }
JS::Value ErrorToRethrow() const { return mErrorToRethrow; }
bool HasParseError() const { return !mParseError.isUndefined(); }
bool HasErrorToRethrow() const { return !mErrorToRethrow.isUndefined(); }
bool DebuggerDataInitialized() const { return mDebuggerDataInitialized; }
void Shutdown();
void UnlinkModuleRecord();
friend void CheckModuleScriptPrivate(LoadedScript*, const JS::Value&);
ClassicScript* LoadedScript::AsClassicScript() {
return static_cast<ClassicScript*>(this);
ModuleScript* LoadedScript::AsModuleScript() {
return static_cast<ModuleScript*>(this);
} // namespace JS::loader
#endif // js_loader_LoadedScript_h