mirror of
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102 lines
3.3 KiB
C++
102 lines
3.3 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_ModuleLoader_h
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#define mozilla_dom_ModuleLoader_h
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#include "mozilla/dom/ScriptLoadContext.h"
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#include "js/loader/ModuleLoaderBase.h"
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#include "js/loader/ScriptLoadRequest.h"
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#include "ScriptLoader.h"
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#include "mozilla/dom/ScriptLoadRequestType.h"
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class nsIURI;
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namespace JS {
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class CompileOptions;
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namespace loader {
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class ModuleLoadRequest;
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} // namespace loader
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} // namespace JS
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namespace mozilla::dom {
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class ScriptLoader;
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class SRIMetadata;
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//////////////////////////////////////////////////////////////
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// DOM Module loader implementation
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//////////////////////////////////////////////////////////////
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class ModuleLoader final : public JS::loader::ModuleLoaderBase {
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private:
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virtual ~ModuleLoader();
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public:
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enum Kind { Normal, WebExtension };
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ModuleLoader(ScriptLoader* aLoader, nsIGlobalObject* aGlobalObject,
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Kind aKind);
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Kind GetKind() const { return mKind; }
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ScriptLoader* GetScriptLoader();
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bool CanStartLoad(ModuleLoadRequest* aRequest, nsresult* aRvOut) override;
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nsresult StartFetch(ModuleLoadRequest* aRequest) override;
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void OnModuleLoadComplete(ModuleLoadRequest* aRequest) override;
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nsresult CompileFetchedModule(
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JSContext* aCx, JS::Handle<JSObject*> aGlobal,
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JS::CompileOptions& aOptions, ModuleLoadRequest* aRequest,
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JS::MutableHandle<JSObject*> aModuleScript) override;
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// Create a top-level module load request.
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already_AddRefed<ModuleLoadRequest> CreateTopLevel(
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nsIURI* aURI, nsIScriptElement* aElement, ReferrerPolicy aReferrerPolicy,
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ScriptFetchOptions* aFetchOptions, const SRIMetadata& aIntegrity,
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nsIURI* aReferrer, ScriptLoadContext* aContext,
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ScriptLoadRequestType aRequestType);
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// Create a module load request for a static module import.
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already_AddRefed<ModuleLoadRequest> CreateStaticImport(
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nsIURI* aURI, JS::ModuleType aModuleType, ModuleLoadRequest* aParent,
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const mozilla::dom::SRIMetadata& aSriMetadata) override;
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// Create a module load request for a dynamic module import.
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already_AddRefed<ModuleLoadRequest> CreateDynamicImport(
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JSContext* aCx, nsIURI* aURI, JS::ModuleType aModuleType,
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LoadedScript* aMaybeActiveScript, JS::Handle<JSString*> aSpecifier,
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JS::Handle<JSObject*> aPromise) override;
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static ModuleLoader* From(ModuleLoaderBase* aLoader) {
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return static_cast<ModuleLoader*>(aLoader);
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}
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void AsyncExecuteInlineModule(ModuleLoadRequest* aRequest);
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void ExecuteInlineModule(ModuleLoadRequest* aRequest);
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private:
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nsresult CompileJavaScriptModule(JSContext* aCx, JS::CompileOptions& aOptions,
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ModuleLoadRequest* aRequest,
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JS::MutableHandle<JSObject*> aModuleOut);
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nsresult CompileJsonModule(JSContext* aCx, JS::CompileOptions& aOptions,
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ModuleLoadRequest* aRequest,
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JS::MutableHandle<JSObject*> aModuleOut);
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private:
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const Kind mKind;
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};
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} // namespace mozilla::dom
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#endif // mozilla_dom_ModuleLoader_h
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