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/*
* Copyright (C) 2015, 2016 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include "ModuleScriptLoader.h"
#include "ModuleScriptLoaderClient.h"
#include <JavaScriptCore/JSCJSValue.h>
#include <wtf/HashSet.h>
#include <wtf/Noncopyable.h>
#include <wtf/RobinHoodHashMap.h>
#include <wtf/TZoneMalloc.h>
#include <wtf/URLHash.h>
namespace JSC {
class CallFrame;
class JSGlobalObject;
class JSInternalPromise;
class JSModuleLoader;
class JSModuleRecord;
class SourceOrigin;
}
namespace WebCore {
class JSDOMGlobalObject;
class ScriptExecutionContext;
class ScriptModuleLoader final : private ModuleScriptLoaderClient {
WTF_MAKE_TZONE_ALLOCATED(ScriptModuleLoader);
WTF_MAKE_NONCOPYABLE(ScriptModuleLoader);
public:
enum class OwnerType : uint8_t { Document, WorkerOrWorklet };
enum class ModuleType : uint8_t { Invalid, JavaScript, WebAssembly, JSON };
explicit ScriptModuleLoader(ScriptExecutionContext*, OwnerType);
~ScriptModuleLoader();
UniqueRef<ScriptModuleLoader> shadowRealmLoader(JSC::JSGlobalObject* realmGlobal) const;
ScriptExecutionContext* context() { return m_context.get(); }
JSC::Identifier resolve(JSC::JSGlobalObject*, JSC::JSModuleLoader*, JSC::JSValue moduleName, JSC::JSValue importerModuleKey, JSC::JSValue scriptFetcher);
JSC::JSInternalPromise* fetch(JSC::JSGlobalObject*, JSC::JSModuleLoader*, JSC::JSValue moduleKey, JSC::JSValue parameters, JSC::JSValue scriptFetcher);
JSC::JSValue evaluate(JSC::JSGlobalObject*, JSC::JSModuleLoader*, JSC::JSValue moduleKey, JSC::JSValue moduleRecord, JSC::JSValue scriptFetcher, JSC::JSValue awaitedValue, JSC::JSValue resumeMode);
JSC::JSInternalPromise* importModule(JSC::JSGlobalObject*, JSC::JSModuleLoader*, JSC::JSString*, JSC::JSValue parameters, const JSC::SourceOrigin&);
JSC::JSObject* createImportMetaProperties(JSC::JSGlobalObject*, JSC::JSModuleLoader*, JSC::JSValue, JSC::JSModuleRecord*, JSC::JSValue);
private:
void notifyFinished(ModuleScriptLoader&, URL&&, Ref<DeferredPromise>) final;
URL moduleURL(JSC::JSGlobalObject&, JSC::JSValue);
URL responseURLFromRequestURL(JSC::JSGlobalObject&, JSC::JSValue);
WeakPtr<ScriptExecutionContext> m_context;
MemoryCompactRobinHoodHashMap<String, URL> m_requestURLToResponseURLMap;
UncheckedKeyHashSet<Ref<ModuleScriptLoader>> m_loaders;
OwnerType m_ownerType;
JSC::JSGlobalObject* m_shadowRealmGlobal { nullptr };
};
} // namespace WebCore
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