1 | // $Id: Parser.cc 184 2006-09-05 11:19:53Z peter $ |
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2 | |
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3 | /* |
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4 | Copyright (C) 2006 Peter Johansson |
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5 | |
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6 | This file is part of svndigest, http://lev.thep.lu.se/trac/svndigest |
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7 | |
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8 | svndigest is free software; you can redistribute it and/or modify it |
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9 | under the terms of the GNU General Public License as published by |
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10 | the Free Software Foundation; either version 2 of the License, or |
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11 | (at your option) any later version. |
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12 | |
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13 | svndigest is distributed in the hope that it will be useful, but |
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14 | WITHOUT ANY WARRANTY; without even the implied warranty of |
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15 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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16 | General Public License for more details. |
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17 | |
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18 | You should have received a copy of the GNU General Public License |
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19 | along with this program; if not, write to the Free Software |
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20 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA |
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21 | 02111-1307, USA. |
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22 | */ |
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23 | |
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24 | #include "Parser.h" |
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25 | #include "utility.h" |
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26 | |
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27 | #include <algorithm> |
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28 | #include <functional> |
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29 | #include <fstream> |
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30 | #include <iostream> |
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31 | #include <string> |
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32 | |
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33 | namespace theplu{ |
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34 | namespace svndigest{ |
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35 | |
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36 | |
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37 | Parser::Parser(const std::string& path) |
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38 | { |
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39 | std::ifstream is(path.c_str()); |
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40 | cc_mode(is); |
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41 | is.close(); |
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42 | } |
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43 | |
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44 | |
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45 | void Parser::cc_mode(std::istream& is) |
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46 | { |
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47 | bool block_com=false; |
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48 | std::string str; |
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49 | while(getline(is,str)) { |
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50 | bool line_com=false; |
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51 | line_type lt=empty; |
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52 | for (std::string::iterator iter=str.begin(); iter!=str.end(); ++iter){ |
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53 | if (!block_com && match_begin(iter,str.end(), "/*")){ |
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54 | block_com=true; |
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55 | continue; |
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56 | } |
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57 | if (block_com && match_begin(iter,str.end(), "*/")){ |
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58 | block_com=false; |
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59 | continue; |
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60 | } |
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61 | if (block_com){ |
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62 | if (line_com){ |
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63 | if (lt==empty && isalnum(*iter)) |
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64 | lt = comment; |
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65 | } |
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66 | else if (lt==empty) { |
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67 | if (match_begin(iter, str.end(), "//")) |
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68 | line_com=true; |
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69 | else if (isalnum(*iter)) |
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70 | lt = comment; |
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71 | } |
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72 | } |
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73 | else if (lt==empty){ |
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74 | if (isalnum(*iter)){ |
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75 | if (line_com){ |
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76 | lt = comment; |
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77 | } |
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78 | else{ |
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79 | lt = code; |
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80 | } |
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81 | } |
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82 | else if (match_begin(iter, str.end(), "//")){ |
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83 | line_com=true; |
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84 | } |
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85 | else if (!line_com && !isspace(*iter)){ |
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86 | lt = code; |
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87 | } |
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88 | |
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89 | } |
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90 | } |
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91 | type_.push_back(lt); |
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92 | } |
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93 | } |
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94 | |
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95 | |
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96 | }} // end of namespace svndigest and namespace theplu |
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