CMake/Source/cmGeneratorExpressionLexer.h
2019-09-16 10:11:13 -04:00

54 lines
1.0 KiB
C++

/* Distributed under the OSI-approved BSD 3-Clause License. See accompanying
file Copyright.txt or https://cmake.org/licensing for details. */
#ifndef cmGeneratorExpressionLexer_h
#define cmGeneratorExpressionLexer_h
#include "cmConfigure.h" // IWYU pragma: keep
#include <cstddef>
#include <string>
#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 = false;
bool SawGeneratorExpression = false;
};
#endif