source: trunk/lib/Parser.h @ 512

Last change on this file since 512 was 512, checked in by Peter Johansson, 14 years ago

remove devel printout

  • Property svn:eol-style set to native
  • Property svn:keywords set to Id
File size: 2.4 KB
Line 
1#ifndef _theplu_svndigest_parser_
2#define _theplu_svndigest_parser_
3
4// $Id: Parser.h 512 2007-12-08 23:29:36Z peter $
5
6/*
7  Copyright (C) 2006 Jari Häkkinen, Peter Johansson
8  Copyright (C) 2007 Peter Johansson
9
10  This file is part of svndigest, http://trac.thep.lu.se/trac/svndigest
11
12  svndigest is free software; you can redistribute it and/or modify it
13  under the terms of the GNU General Public License as published by
14  the Free Software Foundation; either version 2 of the License, or
15  (at your option) any later version.
16
17  svndigest is distributed in the hope that it will be useful, but
18  WITHOUT ANY WARRANTY; without even the implied warranty of
19  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
20  General Public License for more details.
21
22  You should have received a copy of the GNU General Public License
23  along with this program; if not, write to the Free Software
24  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
25  02111-1307, USA.
26*/
27
28#include <iosfwd>
29#include <string>
30#include <vector>
31
32namespace theplu{
33namespace svndigest{
34
35  ///
36  /// Class parsing files
37  ///
38  class Parser
39  {
40  public:
41    ///
42    /// A line is considered empty if it only contains spaces and tabs.
43    ///
44    /// A line is considered a comment if first and second non-white
45    /// space characters are '/'.
46    ///
47    /// All other lines are considered code.
48    ///
49    enum line_type {
50      empty,
51      comment,
52      code
53    };
54
55    ///
56    /// @brief Constructor
57    ///
58    explicit Parser(std::string);
59
60    ///
61    /// @return const ref to vector with the line types
62    ///
63    inline const std::vector<line_type>& type(void) const { return type_; }
64
65  private:
66    ///
67    /// Copy constructor (not implemented)
68    ///
69    Parser(const Parser& other);
70
71    void parse(std::istream& is,
72               const std::vector<std::pair<std::string, std::string> >& codon);
73
74    void text_mode(std::istream&);
75
76    std::vector<line_type> type_;
77
78  };
79
80  ///
81  /// @return true if @a c is [a-z], [A-Z] or numerical.
82  ///
83  struct AlphaNum : public std::unary_function<char,bool>
84  {
85    inline bool operator()(const char c) const
86    { 
87      return isalnum(c); 
88    }
89  };
90
91  ///
92  /// Functor for white space identification
93  ///
94  /// @see isspace
95  ///
96  /// @return true if @a c is '\t', '\n', '\v', '\f' or ' '.
97  ///
98  struct WhiteSpace : public std::unary_function<char,bool>
99  {
100    inline bool operator()(const char c) const
101    { 
102      return isspace(c); 
103    }
104  };
105
106}} // end of namespace svndigest end of namespace theplu
107
108#endif
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