CMake/Source/cmGeneratorExpressionLexer.h

61 lines
1.4 KiB
C++

/*============================================================================
CMake - Cross Platform Makefile Generator
Copyright 2012 Stephen Kelly <steveire@gmail.com>
Distributed under the OSI-approved BSD License (the "License");
see accompanying file Copyright.txt for details.
This software is distributed WITHOUT ANY WARRANTY; without even the
implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the License for more information.
============================================================================*/
#ifndef cmGeneratorExpressionLexer_h
#define cmGeneratorExpressionLexer_h
#include "cmStandardIncludes.h"
#include <vector>
struct cmGeneratorExpressionToken
{
cmGeneratorExpressionToken(unsigned type, const char* c, size_t l)
: TokenType(type)
, Content(c)
, Length(l)
{
}
enum
{
Text,
BeginExpression,
EndExpression,
ColonSeparator,
CommaSeparator
};
unsigned TokenType;
const char* Content;
size_t Length;
};
/** \class cmGeneratorExpressionLexer
*
*/
class cmGeneratorExpressionLexer
{
public:
cmGeneratorExpressionLexer();
std::vector<cmGeneratorExpressionToken> Tokenize(const std::string& input);
bool GetSawGeneratorExpression() const
{
return this->SawGeneratorExpression;
}
private:
bool SawBeginExpression;
bool SawGeneratorExpression;
};
#endif