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annotate src/dil/Information.d @ 806:bcb74c9b895c

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Moved out files in the trunk folder to the root.
author Aziz K?ksal <aziz.koeksal@gmail.com>
date Sun, 09 Mar 2008 00:12:19 +0100
parents trunk/src/dil/Information.d@3b34f6a95a27
children
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1 /++
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2 Author: Aziz Köksal
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3 License: GPL3
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4 +/
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5 module dil.Information;
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6
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7 import dil.Messages;
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8 import common;
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9
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10 public import dil.Location;
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11
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12 /// Information that can be displayed to the user.
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13 class Information
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14 {
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16 }
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17
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18 /// Collects information.
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19 class InfoManager
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20 {
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21 Information[] info;
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22
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23 bool hasInfo()
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24 {
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25 return info.length != 0;
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26 }
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28 void opCatAssign(Information info)
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29 {
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30 this.info ~= info;
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31 }
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33 void opCatAssign(Information[] info)
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34 {
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35 this.info ~= info;
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36 }
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37 }
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38
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39 /// For reporting a problem in the compilation process.
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40 class Problem : Information
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41 {
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42 Location location;
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43 uint column; /// Cache variable for column.
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44 string message;
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45
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46 this(Location location, string message)
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47 {
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48 assert(location !is null);
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49 this.location = location;
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50 this.message = message;
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51 }
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52
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53 /// Returns the message.
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54 string getMsg()
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55 {
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56 return this.message;
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57 }
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59 /// Returns the line of code.
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60 size_t loc()
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61 {
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62 return location.lineNum;
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63 }
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65 /// Returns the column.
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66 size_t col()
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67 {
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68 if (column == 0)
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69 column = location.calculateColumn();
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70 return column;
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71 }
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73 /// Returns the file path.
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74 string filePath()
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75 {
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76 return location.filePath;
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77 }
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78 }
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80 /// For reporting warnings.
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81 class Warning : Problem
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82 {
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83 this(Location location, string message)
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84 {
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85 super(location, message);
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86 }
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87 }
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88
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89 /// For reporting a compiler error.
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90 class Error : Problem
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91 {
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92 this(Location location, string message)
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93 {
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94 super(location, message);
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95 }
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96 }
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97
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98 /// An error reported by the Lexer.
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99 class LexerError : Error
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100 {
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101 this(Location location, string message)
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102 {
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103 super(location, message);
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104 }
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105 }
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106
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107 /// An error reported by the Parser.
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108 class ParserError : Error
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109 {
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110 this(Location location, string message)
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111 {
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112 super(location, message);
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113 }
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114 }
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115
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116 /// An error reported by a semantic analyzer.
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117 class SemanticError : Error
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118 {
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119 this(Location location, string message)
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120 {
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121 super(location, message);
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122 }
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123 }