72 lines
2.2 KiB
C++
72 lines
2.2 KiB
C++
// Copyright (C) 2006, Ondra Kamenik
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// $Id: parser_exception.h 1761 2008-03-31 14:27:13Z kamenik $
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#ifndef OG_FORMULA_PARSER_H
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#define OG_FORMULA_PARSER_H
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#include <string>
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namespace ogp {
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using std::string;
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/** This is an easy exception, which, besides the message, stores
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* also an offset of the parse error. Since we might need to track
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* the argument number and for example the filed in the argument
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* which caused the error, we add three integers, which have no
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* semantics here. They should be documented in the function which
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* throws an exception and sets them. Their default value is -1,
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* which means they have not been set. */
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class ParserException {
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protected:
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char* mes;
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int off;
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int aux_i1;
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int aux_i2;
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int aux_i3;
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public:
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ParserException(const char* m, int offset);
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ParserException(const string& m, int offset);
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ParserException(const string& m, const char* dum, int i1);
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ParserException(const string& m, const char* dum, int i1, int i2);
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ParserException(const string& m, const char* dum, int i1, int i2, int i3);
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ParserException(const ParserException& e, int plus_offset);
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/** Makes a copy and pushes given integer to aux_i1 shuffling
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* others and forgetting the last. */
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ParserException(const ParserException& e, const char* dum, int i);
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/** Makes a copy and pushes given two integers to aux_i1 and aux_i2 shuffling
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* others and forgetting the last two. */
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ParserException(const ParserException& e, const char* dum, int i1, int i2);
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/** Makes a copy and pushes given three integers to aux_i1, aux_i2, aus_i3 shuffling
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* others and forgetting the last three. */
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ParserException(const ParserException& e, const char* dum, int i1, int i2, int i3);
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ParserException(const ParserException& e);
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virtual ~ParserException();
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void print(FILE* fd) const;
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const char* message() const
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{return mes;}
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int offset() const
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{return off;}
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const int& i1() const
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{return aux_i1;}
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int& i1()
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{return aux_i1;}
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const int& i2() const
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{return aux_i2;}
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int& i2()
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{return aux_i2;}
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const int& i3() const
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{return aux_i3;}
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int& i3()
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{return aux_i3;}
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protected:
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void copy(const ParserException& e);
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};
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};
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#endif
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// Local Variables:
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// mode:C++
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// End:
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