external/bsd/atf/dist/atf-c++/parser.cpp

   1 //
   2 // Automated Testing Framework (atf)
   3 //
   4 // Copyright (c) 2007, 2008 The NetBSD Foundation, Inc.
   5 // All rights reserved.
   6 //
   7 // Redistribution and use in source and binary forms, with or without
   8 // modification, are permitted provided that the following conditions
   9 // are met:
  10 // 1. Redistributions of source code must retain the above copyright
  11 //    notice, this list of conditions and the following disclaimer.
  12 // 2. Redistributions in binary form must reproduce the above copyright
  13 //    notice, this list of conditions and the following disclaimer in the
  14 //    documentation and/or other materials provided with the distribution.
  15 //
  16 // THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND
  17 // CONTRIBUTORS ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
  18 // INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
  19 // MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  20 // IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS BE LIABLE FOR ANY
  21 // DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
  22 // DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
  23 // GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  24 // INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER
  25 // IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
  26 // OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
  27 // IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28 //
  29
  30 #include <sstream>
  31
  32 #include "atf-c++/parser.hpp"
  33
  34 namespace impl = atf::parser;
  35 #define IMPL_NAME "atf::parser"
  36
  37 // ------------------------------------------------------------------------
  38 // The "parse_error" class.
  39 // ------------------------------------------------------------------------
  40
  41 impl::parse_error::parse_error(size_t line, std::string msg) :
  42     std::runtime_error(msg),
  43     std::pair< size_t, std::string >(line, msg)
  44 {
  45 }
  46
  47 impl::parse_error::~parse_error(void)
  48     throw()
  49 {
  50 }
  51
  52 const char*
  53 impl::parse_error::what(void)
  54     const throw()
  55 {
  56     try {
  57         std::ostringstream oss;
  58         oss << "LONELY PARSE ERROR: " << first << ": " << second;
  59         m_msg = oss.str();
  60         return m_msg.c_str();
  61     } catch (...) {
  62         return "Could not format message for parsing error.";
  63     }
  64 }
  65
  66 // ------------------------------------------------------------------------
  67 // The "parse_errors" class.
  68 // ------------------------------------------------------------------------
  69
  70 impl::parse_errors::parse_errors(void) :
  71     std::runtime_error("No parsing errors yet")
  72 {
  73     m_msg.clear();
  74 }
  75
  76 impl::parse_errors::~parse_errors(void)
  77     throw()
  78 {
  79 }
  80
  81 const char*
  82 impl::parse_errors::what(void)
  83     const throw()
  84 {
  85     try {
  86         std::ostringstream oss;
  87         for (const_iterator iter = begin(); iter != end(); iter++) {
  88             oss << (*iter).first << ": " << (*iter).second
  89                 << std::endl;
  90         }
  91         m_msg = oss.str();
  92         return m_msg.c_str();
  93     } catch (...) {
  94         return "Could not format messages for parsing errors.";
  95     }
  96 }
  97
  98 // ------------------------------------------------------------------------
  99 // The "token" class.
 100 // ------------------------------------------------------------------------
 101
 102 impl::token::token(void) :
 103     m_inited(false)
 104 {
 105 }
 106
 107 impl::token::token(size_t p_line,
 108                    const token_type& p_type,
 109                    const std::string& p_text) :
 110     m_inited(true),
 111     m_line(p_line),
 112     m_type(p_type),
 113     m_text(p_text)
 114 {
 115 }
 116
 117 size_t
 118 impl::token::lineno(void)
 119     const
 120 {
 121     return m_line;
 122 }
 123
 124 const impl::token_type&
 125 impl::token::type(void)
 126     const
 127 {
 128     return m_type;
 129 }
 130
 131 const std::string&
 132 impl::token::text(void)
 133     const
 134 {
 135     return m_text;
 136 }
 137
 138 impl::token::operator bool(void)
 139     const
 140 {
 141     return m_inited;
 142 }
 143
 144 bool
 145 impl::token::operator!(void)
 146     const
 147 {
 148     return !m_inited;
 149 }