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ParserSharedInputState.hpp
上传用户:afrynkmhm
上传日期:2007-01-06
资源大小:1262k
文件大小:1k
源码类别:
编译器/解释器
开发平台:
Others
- #ifndef INC_ParserSharedInputState_hpp__
- #define INC_ParserSharedInputState_hpp__
- #include "antlr/config.hpp"
- #include "antlr/TokenBuffer.hpp"
- #include "antlr/RefCount.hpp"
- #include <string>
- ANTLR_BEGIN_NAMESPACE(antlr)
- /** This object contains the data associated with an
- * input stream of tokens. Multiple parsers
- * share a single ParserSharedInputState to parse
- * the same stream of tokens.
- */
- class ParserInputState {
- public:
- ParserInputState(TokenBuffer* input_);
- ParserInputState(TokenBuffer& input_);
- ~ParserInputState();
- public:
- /** Are we guessing (guessing>0)? */
- int guessing; //= 0;
- /** What file (if known) caused the problem? */
- ANTLR_USE_NAMESPACE(std)string filename;
- TokenBuffer& getInput();
- private:
- /** Where to get token objects */
- TokenBuffer* input;
- bool inputResponsible;
- // we don't want these:
- ParserInputState(const ParserInputState&);
- ParserInputState& operator=(const ParserInputState&);
- };
- typedef RefCount<ParserInputState> ParserSharedInputState;
- ANTLR_END_NAMESPACE
- #endif //INC_ParserSharedInputState_hpp__