/usr/include/scalc/syntax.hh is in libscalc-dev 0.2.4-3.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 | /*
syntax.hh, copyright (c) 2006 by Vincent Fourmond:
The class for describing syntax errors
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details (in the COPYING file).
*/
namespace SCalc {
/**
\brief A syntax error
This class represents a syntax error. You can get several informations
about this error, such as the original_string(), the error_message(),
the exact location of the error in the string
(start_pos() and end_pos()).
*/
class SyntaxError : public ParserResult {
protected:
std::string original;
std::string message;
int start;
int end;
public:
/// Yes, this is a syntax error
virtual int is_syntax_error() { return 1;};
SyntaxError(Session * s, const char * str,
const char *error, int st, int en);
/// The original string on which the error occured
std::string original_string() { return original;};
/// The error message
std::string error_message() { return message;};
/// The starting position
int start_pos() { return start;};
/// The end position
int end_pos() { return end;};
/**
\brief Pretty prints the error message
Returns a std::string containing a nice display of
the error message, with a series of ^^^^ showing
where the error occurred. This function assumes that
all characters have the same display size.
*/
virtual std::string pretty_print();
};
};
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