/* A Bison parser, made by GNU Bison 2.4.2. */ /* Locations for Bison parsers in C++ Copyright (C) 2002-2007, 2009-2010 Free Software Foundation, Inc. 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 3 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. You should have received a copy of the GNU General Public License along with this program. If not, see . */ /* As a special exception, you may create a larger work that contains part or all of the Bison parser skeleton and distribute that work under terms of your choice, so long as that work isn't itself a parser generator using the skeleton or a modified version thereof as a parser skeleton. Alternatively, if you modify or redistribute the parser skeleton itself, you may (at your option) remove this special exception, which will cause the skeleton and the resulting Bison output files to be licensed under the GNU General Public License without this special exception. This special exception was added by the Free Software Foundation in version 2.2 of Bison. */ /** ** \file location.hh ** Define the lol::location class. */ #ifndef BISON_LOCATION_HH # define BISON_LOCATION_HH # include # include # include "position.hh" namespace lol { /* Line 162 of location.cc */ #line 50 "generated/location.hh" /// Abstract a location. class location { public: /// Construct a location. location () : begin (), end () { } /// Initialization. inline void initialize (std::string* fn) { begin.initialize (fn); end = begin; } /** \name Line and Column related manipulators ** \{ */ public: /// Reset initial location to final location. inline void step () { begin = end; } /// Extend the current location to the COUNT next columns. inline void columns (unsigned int count = 1) { end += count; } /// Extend the current location to the COUNT next lines. inline void lines (unsigned int count = 1) { end.lines (count); } /** \} */ public: /// Beginning of the located region. position begin; /// End of the located region. position end; }; /// Join two location objects to create a location. inline const location operator+ (const location& begin, const location& end) { location res = begin; res.end = end.end; return res; } /// Add two location objects. inline const location operator+ (const location& begin, unsigned int width) { location res = begin; res.columns (width); return res; } /// Add and assign a location. inline location& operator+= (location& res, unsigned int width) { res.columns (width); return res; } /// Compare two location objects. inline bool operator== (const location& loc1, const location& loc2) { return loc1.begin == loc2.begin && loc1.end == loc2.end; } /// Compare two location objects. inline bool operator!= (const location& loc1, const location& loc2) { return !(loc1 == loc2); } /** \brief Intercept output stream redirection. ** \param ostr the destination output stream ** \param loc a reference to the location to redirect ** ** Avoid duplicate information. */ inline std::ostream& operator<< (std::ostream& ostr, const location& loc) { position last = loc.end - 1; ostr << loc.begin; if (last.filename && (!loc.begin.filename || *loc.begin.filename != *last.filename)) ostr << '-' << last; else if (loc.begin.line != last.line) ostr << '-' << last.line << '.' << last.column; else if (loc.begin.column != last.column) ostr << '-' << last.column; return ostr; } } // lol /* Line 271 of location.cc */ #line 163 "generated/location.hh" #endif // not BISON_LOCATION_HH