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/*
* Copyright (C) 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. ``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
* 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 "ScriptElementCachedScriptFetcher.h"
#include <JavaScriptCore/ConsoleTypes.h>
#include <JavaScriptCore/JSCJSValue.h>
#include <wtf/HashCountedSet.h>
#include <wtf/text/WTFString.h>
namespace WebCore {
class LoadableScriptClient;
class ScriptElement;
class LoadableScript : public ScriptElementCachedScriptFetcher {
public:
enum class ErrorType {
CachedScript,
CrossOriginLoad,
MIMEType,
Nosniff,
FailedIntegrityCheck,
};
struct ConsoleMessage {
MessageSource source;
MessageLevel level;
String message;
};
struct Error {
ErrorType type;
std::optional<ConsoleMessage> consoleMessage;
std::optional<JSC::JSValue> errorValue;
};
virtual ~LoadableScript() = default;
virtual bool isLoaded() const = 0;
virtual std::optional<Error> error() const = 0;
virtual bool wasCanceled() const = 0;
virtual void execute(ScriptElement&) = 0;
void addClient(LoadableScriptClient&);
void removeClient(LoadableScriptClient&);
protected:
LoadableScript(const AtomString& nonce, ReferrerPolicy policy, const AtomString& crossOriginMode, const String& charset, const AtomString& initiatorName, bool isInUserAgentShadowTree)
: ScriptElementCachedScriptFetcher(nonce, policy, crossOriginMode, charset, initiatorName, isInUserAgentShadowTree)
{
}
void notifyClientFinished();
private:
HashCountedSet<LoadableScriptClient*> m_clients;
};
}