/* | |
* Copyright (C) 2008 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. | |
*/ | |
#include <wtf/Platform.h> | |
#if ENABLE(WREC) | |
#include "WRECGenerator.h" | |
#include <wtf/unicode/Unicode.h> | |
namespace JSC { namespace WREC { | |
struct CharacterClass; | |
class GenerateAtomFunctor { | |
public: | |
virtual ~GenerateAtomFunctor() {} | |
virtual void generateAtom(Generator*, Generator::JumpList&) = 0; | |
virtual void backtrack(Generator*) = 0; | |
}; | |
class GeneratePatternCharacterFunctor : public GenerateAtomFunctor { | |
public: | |
GeneratePatternCharacterFunctor(const UChar ch) | |
: m_ch(ch) | |
{ | |
} | |
virtual void generateAtom(Generator*, Generator::JumpList&); | |
virtual void backtrack(Generator*); | |
private: | |
const UChar m_ch; | |
}; | |
class GenerateCharacterClassFunctor : public GenerateAtomFunctor { | |
public: | |
GenerateCharacterClassFunctor(const CharacterClass* charClass, bool invert) | |
: m_charClass(charClass) | |
, m_invert(invert) | |
{ | |
} | |
virtual void generateAtom(Generator*, Generator::JumpList&); | |
virtual void backtrack(Generator*); | |
private: | |
const CharacterClass* m_charClass; | |
bool m_invert; | |
}; | |
class GenerateBackreferenceFunctor : public GenerateAtomFunctor { | |
public: | |
GenerateBackreferenceFunctor(unsigned subpatternId) | |
: m_subpatternId(subpatternId) | |
{ | |
} | |
virtual void generateAtom(Generator*, Generator::JumpList&); | |
virtual void backtrack(Generator*); | |
private: | |
unsigned m_subpatternId; | |
}; | |
class GenerateParenthesesNonGreedyFunctor : public GenerateAtomFunctor { | |
public: | |
GenerateParenthesesNonGreedyFunctor(Generator::Label start, Generator::Jump success, Generator::Jump fail) | |
: m_start(start) | |
, m_success(success) | |
, m_fail(fail) | |
{ | |
} | |
virtual void generateAtom(Generator*, Generator::JumpList&); | |
virtual void backtrack(Generator*); | |
private: | |
Generator::Label m_start; | |
Generator::Jump m_success; | |
Generator::Jump m_fail; | |
}; | |
} } // namespace JSC::WREC | |
#endif // ENABLE(WREC) |