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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 http://mozilla.org/MPL/2.0/. */
#ifndef mozilla_dom_ModuleLoader_h
#define mozilla_dom_ModuleLoader_h
#include "mozilla/dom/ScriptLoadContext.h"
#include "js/loader/ModuleLoaderBase.h"
#include "js/loader/ScriptLoadRequest.h"
#include "ScriptLoader.h"
class nsIURI;
namespace JS {
class CompileOptions;
namespace loader {
class ModuleLoadRequest;
} // namespace loader
} // namespace JS
namespace mozilla::dom {
class ScriptLoader;
class SRIMetadata;
//////////////////////////////////////////////////////////////
// DOM Module loader implementation
//////////////////////////////////////////////////////////////
class ModuleLoader final : public JS::loader::ModuleLoaderBase {
private:
virtual ~ModuleLoader();
public:
enum Kind { Normal, WebExtension };
ModuleLoader(ScriptLoader* aLoader, nsIGlobalObject* aGlobalObject,
Kind aKind);
Kind GetKind() const { return mKind; }
ScriptLoader* GetScriptLoader();
bool CanStartLoad(ModuleLoadRequest* aRequest, nsresult* aRvOut) override;
nsresult StartFetch(ModuleLoadRequest* aRequest) override;
void OnModuleLoadComplete(ModuleLoadRequest* aRequest) override;
nsresult CompileFetchedModule(
JSContext* aCx, JS::Handle<JSObject*> aGlobal,
JS::CompileOptions& aOptions, ModuleLoadRequest* aRequest,
JS::MutableHandle<JSObject*> aModuleScript) override;
// Create a top-level module load request.
static already_AddRefed<ModuleLoadRequest> CreateTopLevel(
nsIURI* aURI, ScriptFetchOptions* aFetchOptions,
const SRIMetadata& aIntegrity, nsIURI* aReferrer, ScriptLoader* aLoader,
ScriptLoadContext* aContext);
// Create a module load request for a static module import.
already_AddRefed<ModuleLoadRequest> CreateStaticImport(
nsIURI* aURI, ModuleLoadRequest* aParent) override;
// Create a module load request for a dynamic module import.
already_AddRefed<ModuleLoadRequest> CreateDynamicImport(
JSContext* aCx, nsIURI* aURI, LoadedScript* aMaybeActiveScript,
JS::Handle<JS::Value> aReferencingPrivate,
JS::Handle<JSString*> aSpecifier,
JS::Handle<JSObject*> aPromise) override;
static ModuleLoader* From(ModuleLoaderBase* aLoader) {
return static_cast<ModuleLoader*>(aLoader);
}
private:
const Kind mKind;
};
} // namespace mozilla::dom
#endif // mozilla_dom_ModuleLoader_h
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