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annotate trunk/src/dil/ast/Node.d @ 612:c65b11c2074c

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Added getDocComments() to class Node.
author Aziz K?ksal <aziz.koeksal@gmail.com>
date Mon, 07 Jan 2008 20:36:08 +0100
parents 39fac5531b85
children 7034d3f9e40c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
142
50251b408965 - Added module SyntaxTree.
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1 /++
50251b408965 - Added module SyntaxTree.
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2 Author: Aziz Köksal
249
32d354584b28 - Upgraded license notices to GPL3.
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3 License: GPL3
142
50251b408965 - Added module SyntaxTree.
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4 +/
580
fa6d3c52757d Moved SyntaxTree.d to new package 'ast'.
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5 module dil.ast.Node;
596
39fac5531b85 Moved dil.Token to dil.lexer.Token.
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6
391
33b566df6af4 Migrated project to Tango.
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7 import common;
142
50251b408965 - Added module SyntaxTree.
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8
596
39fac5531b85 Moved dil.Token to dil.lexer.Token.
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9 public import dil.lexer.Token;
39fac5531b85 Moved dil.Token to dil.lexer.Token.
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10
275
e8de572e4d01 - Changed enum NodeType to NodeCategory.
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11 enum NodeCategory
142
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12 {
50251b408965 - Added module SyntaxTree.
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13 Declaration,
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14 Statement,
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15 Expression,
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7ec7ad8df9da - Changed type of member tok in class BinaryExpression to Token*.
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16 Type,
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17 Other
142
50251b408965 - Added module SyntaxTree.
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18 }
50251b408965 - Added module SyntaxTree.
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19
276
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20 enum NodeKind
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21 {
278
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22 // Declarations:
305
df237b3b5f09 - Added class Declarations.
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23 Declarations,
278
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24 EmptyDeclaration,
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25 IllegalDeclaration,
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26 ModuleDeclaration,
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27 ImportDeclaration,
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28 AliasDeclaration,
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29 TypedefDeclaration,
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30 EnumDeclaration,
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31 ClassDeclaration,
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32 InterfaceDeclaration,
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33 StructDeclaration,
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34 UnionDeclaration,
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35 ConstructorDeclaration,
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36 StaticConstructorDeclaration,
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37 DestructorDeclaration,
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38 StaticDestructorDeclaration,
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39 FunctionDeclaration,
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40 VariableDeclaration,
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41 InvariantDeclaration,
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42 UnittestDeclaration,
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43 DebugDeclaration,
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44 VersionDeclaration,
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45 StaticIfDeclaration,
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46 StaticAssertDeclaration,
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47 TemplateDeclaration,
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48 NewDeclaration,
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49 DeleteDeclaration,
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50 AttributeDeclaration,
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51 ProtectionDeclaration,
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b60450804b6e Attributes are evaluated during the parsing phase now.
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52 StorageClassDeclaration,
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53 LinkageDeclaration,
278
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54 AlignDeclaration,
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55 PragmaDeclaration,
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56 MixinDeclaration,
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57
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58 // Statements:
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59 Statements,
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60 IllegalStatement,
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61 EmptyStatement,
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62 ScopeStatement,
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63 LabeledStatement,
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64 ExpressionStatement,
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65 DeclarationStatement,
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66 IfStatement,
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67 ConditionalStatement,
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68 WhileStatement,
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69 DoWhileStatement,
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70 ForStatement,
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71 ForeachStatement,
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72 ForeachRangeStatement, // D2.0
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73 SwitchStatement,
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74 CaseStatement,
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75 DefaultStatement,
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76 ContinueStatement,
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77 BreakStatement,
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78 ReturnStatement,
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79 GotoStatement,
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80 WithStatement,
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81 SynchronizedStatement,
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82 TryStatement,
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83 CatchBody,
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84 FinallyBody,
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85 ScopeGuardStatement,
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86 ThrowStatement,
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87 VolatileStatement,
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88 AsmStatement,
285
104343e0f097 - Started implementation of asm statements parser.
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89 AsmInstruction,
374
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90 AsmAlignStatement,
285
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91 IllegalAsmInstruction,
278
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92 PragmaStatement,
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93 MixinStatement,
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94 StaticIfStatement,
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95 StaticAssertStatement,
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96 DebugStatement,
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97 VersionStatement,
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98
277
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99 // Expressions:
276
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100 EmptyExpression,
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101 BinaryExpression,
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102 CondExpression,
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103 CommaExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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104 OrOrExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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105 AndAndExpression,
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106 OrExpression,
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107 XorExpression,
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108 AndExpression,
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109 CmpExpression,
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110 EqualExpression,
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111 IdentityExpression,
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112 RelExpression,
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113 InExpression,
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114 LShiftExpression,
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115 RShiftExpression,
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116 URShiftExpression,
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117 PlusExpression,
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118 MinusExpression,
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119 CatExpression,
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120 MulExpression,
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121 DivExpression,
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122 ModExpression,
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123 AssignExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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124 LShiftAssignExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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125 RShiftAssignExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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126 URShiftAssignExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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127 OrAssignExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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128 AndAssignExpression,
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129 PlusAssignExpression,
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130 MinusAssignExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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131 DivAssignExpression,
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132 MulAssignExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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133 ModAssignExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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134 XorAssignExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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135 CatAssignExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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136 UnaryExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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137 AddressExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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138 PreIncrExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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139 PreDecrExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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140 PostIncrExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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141 PostDecrExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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142 DerefExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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143 SignExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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144 NotExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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145 CompExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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146 PostDotListExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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147 CallExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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148 NewExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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149 NewAnonClassExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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150 DeleteExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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151 CastExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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152 IndexExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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153 SliceExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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154 PrimaryExpressio,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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155 IdentifierExpression,
312
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156 SpecialTokenExpression,
488
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157 DotExpression,
276
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158 DotListExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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159 TemplateInstanceExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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160 ThisExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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161 SuperExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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162 NullExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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163 DollarExpression,
d6b2f7616ca5 - Added enum NodeKind to classify different nodes in the AST. Correspondingly added member 'kind' to class Node.
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164 BoolExpression,
399
ff1d11c27061 Renamed some Expression classes.
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165 IntExpression,
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166 RealExpression,
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167 ComplexExpression,
399
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168 CharExpression,
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169 StringExpression,
276
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170 ArrayLiteralExpression,
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171 AArrayLiteralExpression,
276
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172 AssertExpression,
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173 MixinExpression,
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174 ImportExpression,
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175 TypeofExpression,
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176 TypeDotIdExpression,
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177 TypeidExpression,
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178 IsExpression,
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179 FunctionLiteralExpression,
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180 TraitsExpression, // D2.0
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181 VoidInitializer,
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182 ArrayInitializer,
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183 StructInitializer,
287
211bdd69397d - Added classes AsmTypeExpression, AsmOffsetExpression, AsmSegExpression, AsmPostBracketExpression and AsmBracketExpression.
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184 AsmTypeExpression,
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185 AsmOffsetExpression,
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186 AsmSegExpression,
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187 AsmPostBracketExpression,
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188 AsmBracketExpression,
288
833b301497f4 - Added classes AsmLocalSizeExpression and AsmRegisterExpression.
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189 AsmLocalSizeExpression,
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190 AsmRegisterExpression,
277
38a68e534a3b - Made classes Declaration, Expression and Statement abstract.
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191
281
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192 // Types:
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193 IntegralType,
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194 UndefinedType,
488
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195 DotType,
281
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196 DotListType,
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197 IdentifierType,
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198 TypeofType,
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199 TemplateInstanceType,
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200 PointerType,
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201 ArrayType,
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202 FunctionType,
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203 DelegateType,
409
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204 CFuncPointerType,
281
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205 ConstType, // D2.0
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206 InvariantType, // D2.0
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207
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208 // Other:
278
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209 FunctionBody,
281
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210 Parameter,
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211 Parameters,
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212 BaseClass,
340
1accb3013bd2 - Changed class TemplateParameter to an abstract class.
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213 TemplateAliasParameter,
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214 TemplateTypeParameter,
492
9c208925a3d4 Added module ImportParser and new stuff from DMD2.008.
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215 TemplateThisParameter, // D2.0
340
1accb3013bd2 - Changed class TemplateParameter to an abstract class.
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216 TemplateValueParameter,
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217 TemplateTupleParameter,
281
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218 TemplateParameters,
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219 TemplateArguments,
406
e242f0ee2d27 Added class EnumMember.
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220 EnumMember,
276
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221 }
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222
281
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223 /// This string is mixed into the constructor of a class that inherits from Node.
276
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224 const string set_kind = `this.kind = mixin("NodeKind." ~ typeof(this).stringof);`;
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225
516
433d51c18524 Renamed template Cast to TryCast.
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226 Class TryCast(Class)(Node n)
309
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227 {
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228 assert(n !is null);
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229 if (n.kind == mixin("NodeKind." ~ typeof(Class).stringof))
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230 return cast(Class)cast(void*)n;
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231 return null;
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232 }
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233
495
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234 Class CastTo(Class)(Node n)
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235 {
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236 assert(n !is null && n.kind == mixin("NodeKind." ~ typeof(Class).stringof));
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237 return cast(Class)cast(void*)n;
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238 }
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239
142
50251b408965 - Added module SyntaxTree.
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240 class Node
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241 {
275
e8de572e4d01 - Changed enum NodeType to NodeCategory.
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242 NodeCategory category;
276
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243 NodeKind kind;
292
076152e945e0 - Added member Node[] children to class Node.
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244 Node[] children;
189
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245 Token* begin, end;
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246
275
e8de572e4d01 - Changed enum NodeType to NodeCategory.
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247 this(NodeCategory category)
142
50251b408965 - Added module SyntaxTree.
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248 {
275
e8de572e4d01 - Changed enum NodeType to NodeCategory.
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249 this.category = category;
142
50251b408965 - Added module SyntaxTree.
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250 }
189
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251
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252 void setTokens(Token* begin, Token* end)
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253 {
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254 this.begin = begin;
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255 this.end = end;
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256 }
489
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257
543
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258 Class setToks(Class)(Class node)
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259 {
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260 node.setTokens(this.begin, this.end);
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261 return node;
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262 }
c9579ea87228 Added ComplexExpression to enum NodeKind and setToks() to Node.
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263
489
a7291d3ee9d7 Refactored classes that inherit from Node.
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264 void addChild(Node child)
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265 {
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266 assert(child !is null, "failed in " ~ this.classinfo.name);
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267 this.children ~= child;
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268 }
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269
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270 void addOptChild(Node child)
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271 {
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272 child is null || addChild(child);
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273 }
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274
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275 void addChildren(Node[] children)
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276 {
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277 assert(children !is null && delegate{
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278 foreach (child; children)
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279 if (child is null)
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280 return false;
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281 return true; }(),
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282 "failed in " ~ this.classinfo.name
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283 );
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284 this.children ~= children;
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285 }
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286
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287 void addOptChildren(Node[] children)
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288 {
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289 children is null || addChildren(children);
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290 }
612
c65b11c2074c Added getDocComments() to class Node.
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291
c65b11c2074c Added getDocComments() to class Node.
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292 static bool isDoxygenComment(Token* token)
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293 { // Doxygen: '/+!' '/*!' '//!'
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294 return token.type == TOK.Comment && token.start[2] == '!';
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295 }
c65b11c2074c Added getDocComments() to class Node.
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296
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297 static bool isDDocComment(Token* token)
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298 { // DDOC: '/++' '/**' '///'
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299 return token.type == TOK.Comment && token.start[1] == token.start[2];
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300 }
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301
c65b11c2074c Added getDocComments() to class Node.
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302 /++
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303 Returns the surrounding documentation comment tokens.
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304 Note: this function works correctly only if
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305 the source text is syntactically correct.
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306 +/
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307 Token*[] getDocComments(bool function(Token*) isDocComment = &isDDocComment)
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308 {
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309 Token*[] comments;
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310 // Get comment to the right.
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311 auto token = end.next;
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312 if (token.type == TOK.Comment &&
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313 isDocComment(token))
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314 comments ~= token;
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315 // Get preceding comments.
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316 token = begin;
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317 // Scan backwards until we hit another declaration.
c65b11c2074c Added getDocComments() to class Node.
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318 while (1)
c65b11c2074c Added getDocComments() to class Node.
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319 {
c65b11c2074c Added getDocComments() to class Node.
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320 token = token.prev;
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321 if (token.type == TOK.LBrace ||
c65b11c2074c Added getDocComments() to class Node.
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322 token.type == TOK.RBrace ||
c65b11c2074c Added getDocComments() to class Node.
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323 token.type == TOK.Semicolon ||
c65b11c2074c Added getDocComments() to class Node.
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324 token.type == TOK.HEAD)
c65b11c2074c Added getDocComments() to class Node.
Aziz K?ksal <aziz.koeksal@gmail.com>
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325 break;
c65b11c2074c Added getDocComments() to class Node.
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326 if (token.type == TOK.Comment)
c65b11c2074c Added getDocComments() to class Node.
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327 {
c65b11c2074c Added getDocComments() to class Node.
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328 // Check that this comment doesn't belong to the previous declaration.
c65b11c2074c Added getDocComments() to class Node.
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329 switch (token.prev.type)
c65b11c2074c Added getDocComments() to class Node.
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330 {
c65b11c2074c Added getDocComments() to class Node.
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331 case TOK.Semicolon, TOK.RBrace:
c65b11c2074c Added getDocComments() to class Node.
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332 break;
c65b11c2074c Added getDocComments() to class Node.
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333 default:
c65b11c2074c Added getDocComments() to class Node.
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334 if (isDocComment(token))
c65b11c2074c Added getDocComments() to class Node.
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335 comments ~= token;
c65b11c2074c Added getDocComments() to class Node.
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parents: 596
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336 }
c65b11c2074c Added getDocComments() to class Node.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 596
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337 }
c65b11c2074c Added getDocComments() to class Node.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 596
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338 }
c65b11c2074c Added getDocComments() to class Node.
Aziz K?ksal <aziz.koeksal@gmail.com>
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339 return comments;
c65b11c2074c Added getDocComments() to class Node.
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340 }
142
50251b408965 - Added module SyntaxTree.
aziz
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diff changeset
341 }