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/*
* Copyright (C) 2024 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 "ExceptionOr.h"
#include "ScriptExecutionContext.h"
#include "URLPatternInit.h"
namespace WebCore {
enum class EncodingCallbackType : uint8_t;
namespace URLPatternUtilities {
struct Token;
enum class TokenType : uint8_t;
struct URLPatternStringOptions;
struct URLPatternInit;
}
enum class URLPatternConstructorStringParserState : uint8_t { Init, Protocol, Authority, Username, Password, Hostname, Port, Pathname, Search, Hash, Done };
class URLPatternConstructorStringParser {
public:
explicit URLPatternConstructorStringParser(String&& input);
ExceptionOr<URLPatternInit> parse(ScriptExecutionContext&);
private:
void performParse(ScriptExecutionContext&);
void rewind();
const URLPatternUtilities::Token& getSafeToken(size_t index) const;
bool isNonSpecialPatternChararacter(size_t index, char value) const;
bool isSearchPrefix() const;
bool isAuthoritySlashesNext() const;
String makeComponentString() const;
void changeState(URLPatternConstructorStringParserState, size_t skip);
void updateState(ScriptExecutionContext&);
ExceptionOr<void> computeProtocolMatchSpecialSchemeFlag(ScriptExecutionContext&);
StringView m_input;
Vector<URLPatternUtilities::Token> m_tokenList;
URLPatternInit m_result;
size_t m_componentStart { 0 };
size_t m_tokenIndex { 0 };
size_t m_tokenIncrement { 1 };
size_t m_groupDepth { 0 };
int m_hostnameIPv6BracketDepth { 0 };
bool m_protocolMatchesSpecialSchemeFlag { false };
URLPatternConstructorStringParserState m_state { URLPatternConstructorStringParserState::Init };
};
}
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