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annotate trunk/src/dil/semantic/Pass1.d @ 787:47c5099562c7

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Added two semantic error messages.
author Aziz K?ksal <aziz.koeksal@gmail.com>
date Sun, 24 Feb 2008 03:11:39 +0100
parents 8380fb2c765f
children c24be8d4f6ab
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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.semantic.Pass1;
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6
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7 import dil.ast.Visitor;
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8 import dil.ast.Node,
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9 dil.ast.Declarations,
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10 dil.ast.Expressions,
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11 dil.ast.Statements,
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12 dil.ast.Types,
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13 dil.ast.Parameters;
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14 import dil.lexer.IdTable;
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15 import dil.semantic.Symbol,
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16 dil.semantic.Symbols,
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17 dil.semantic.Types,
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18 dil.semantic.Scope,
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19 dil.semantic.Module,
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20 dil.semantic.Analysis;
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21 import dil.Compilation;
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22 import dil.Location;
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23 import dil.Information;
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24 import dil.Messages;
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25 import dil.Enums;
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26 import dil.CompilerInfo;
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27 import common;
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28
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29 /// The first pass is the declaration pass.
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30 ///
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31 /// The basic task of this class is to traverse the parse tree,
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32 /// find all kinds of declarations and add them
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33 /// to the symbol tables of their respective scopes.
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34 class SemanticPass1 : Visitor
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35 {
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36 Scope scop; /// The current scope.
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37 Module modul; /// The module to be semantically checked.
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38 CompilationContext context;
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39
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40 // Attributes:
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41 LinkageType linkageType;
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42 Protection protection;
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43 StorageClass storageClass;
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44 uint alignSize;
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45
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46 /// Construct a SemanticPass1 object.
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47 /// Params:
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48 /// modul = the module to be processed.
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49 this(Module modul, CompilationContext context)
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50 {
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51 this.modul = modul;
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52 this.context = new CompilationContext(context);
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53 this.alignSize = context.structAlign;
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54 }
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55
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56 /// Start semantic analysis.
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57 void start()
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58 {
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59 assert(modul.root !is null);
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60 // Create module scope.
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61 scop = new Scope(null, modul);
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62 visit(modul.root);
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63 }
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64
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65 void enterScope(ScopeSymbol s)
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66 {
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67 scop = scop.enter(s);
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68 }
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69
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70 void exitScope()
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71 {
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72 scop = scop.exit();
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73 }
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74
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75 /// Returns true if this is the module scope.
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76 bool isModuleScope()
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77 {
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78 return scop.symbol.isModule();
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79 }
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80
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81 /// Insert a symbol into the current scope.
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82 void insert(Symbol symbol, Identifier* name)
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83 {
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84 auto symX = scop.symbol.lookup(name);
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85 if (symX)
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86 reportSymbolConflict(symbol, symX, name);
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87 else
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88 scop.symbol.insert(symbol, name);
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89 // Set the current scope symbol as the parent.
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90 symbol.parent = scop.symbol;
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91 }
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92
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93 /// Insert a symbol into scopeSym.
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94 void insert(Symbol symbol, ScopeSymbol scopeSym)
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95 {
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96 auto symX = scopeSym.lookup(symbol.name);
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97 if (symX)
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98 reportSymbolConflict(symbol, symX, symbol.name);
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99 else
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100 scopeSym.insert(symbol, symbol.name);
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101 // Set the current scope symbol as the parent.
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102 symbol.parent = scopeSym;
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103 }
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104
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105 /// Insert a symbol, overloading on the name, into the current scope.
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106 void insertOverload(Symbol sym, Identifier* name)
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107 {
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108 auto sym2 = scop.symbol.lookup(name);
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109 if (sym2)
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110 {
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111 if (sym2.isOverloadSet)
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112 (cast(OverloadSet)cast(void*)sym2).add(sym);
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113 else
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114 reportSymbolConflict(sym, sym2, name);
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115 }
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116 else
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117 // Create a new overload set.
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118 scop.symbol.insert(new OverloadSet(name, sym.node), name);
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119 // Set the current scope symbol as the parent.
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120 sym.parent = scop.symbol;
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121 }
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122
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123 /// Report error: new symbol s1 conflicts with existing symbol s2.
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124 void reportSymbolConflict(Symbol s1, Symbol s2, Identifier* name)
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125 {
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126 auto loc = s2.node.begin.getErrorLocation();
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127 auto locString = Format("{}({},{})", loc.filePath, loc.lineNum, loc.colNum);
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128 error(s1.node.begin, MSG.DeclConflictsWithDecl, name.str, locString);
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129 }
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130
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131 void error(Token* token, char[] formatMsg, ...)
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132 {
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133 if (!modul.infoMan)
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134 return;
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135 auto location = token.getErrorLocation();
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136 auto msg = Format(_arguments, _argptr, formatMsg);
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137 modul.infoMan ~= new SemanticError(location, msg);
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138 }
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139
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140
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141 static class Deferred
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142 {
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143 Node node;
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144 ScopeSymbol symbol;
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145 // Saved attributes.
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146 LinkageType linkageType;
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147 Protection protection;
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148 StorageClass storageClass;
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149 uint alignSize;
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150 }
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151
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152 // List of mixin, static if, static assert and pragma(msg,...) declarations.
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153 // Their analysis must be deferred because they entail
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154 // evaluation of expressions.
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155 Deferred[] deferred;
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156
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157 void addDeferred(Node node)
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158 {
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159 auto d = new Deferred;
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160 d.node = node;
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161 d.symbol = scop.symbol;
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162 d.linkageType = linkageType;
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163 d.protection = protection;
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164 d.storageClass = storageClass;
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165 d.alignSize = alignSize;
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166 deferred ~= d;
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167 }
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168
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169 private alias Declaration D;
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170
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171 override
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172 {
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173 D visit(CompoundDeclaration d)
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174 {
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175 foreach (decl; d.decls)
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176 visitD(decl);
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177 return d;
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178 }
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179
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180 D visit(IllegalDeclaration)
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181 { assert(0, "semantic pass on invalid AST"); return null; }
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182
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183 D visit(EmptyDeclaration ed)
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184 { return ed; }
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185
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186 D visit(ModuleDeclaration)
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187 { return null; }
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188
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189 D visit(ImportDeclaration d)
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190 {
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191 return d;
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192 }
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193
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194 D visit(AliasDeclaration ad)
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195 {
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196 return ad;
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197 }
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198
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199 D visit(TypedefDeclaration td)
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200 {
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201 return td;
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202 }
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203
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204 D visit(EnumDeclaration d)
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205 {
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206 // Create the symbol.
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207 d.symbol = new Enum(d.name, d);
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208 auto isAnonymous = d.name is null;
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209 if (isAnonymous)
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210 d.symbol.name = IdTable.genAnonEnumID();
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211 insert(d.symbol, d.symbol.name);
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212 auto parentScopeSymbol = scop.symbol;
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213 enterScope(d.symbol);
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214 // Declare members.
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215 foreach (member; d.members)
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216 {
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217 visitD(member);
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218 if (isAnonymous) // Also insert into parent scope if enum is anonymous.
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219 insert(member.symbol, parentScopeSymbol);
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220 member.symbol.parent = d.symbol;
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221 }
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222 exitScope();
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223 return d;
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224 }
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225
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226 D visit(EnumMemberDeclaration d)
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227 {
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228 d.symbol = new EnumMember(d.name, protection, storageClass, linkageType, d);
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229 insert(d.symbol, d.symbol.name);
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230 return d;
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231 }
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232
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233 D visit(ClassDeclaration d)
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234 {
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235 if (d.symbol)
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236 return d;
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237 d.symbol = new Class(d.name, d);
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238 // Insert into current scope.
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239 insert(d.symbol, d.name);
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240 enterScope(d.symbol);
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241 // Continue semantic analysis.
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242 d.decls && visitD(d.decls);
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243 exitScope();
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244 return d;
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245 }
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246
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247 D visit(InterfaceDeclaration d)
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248 {
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249 if (d.symbol)
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250 return d;
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251 d.symbol = new dil.semantic.Symbols.Interface(d.name, d);
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252 // Insert into current scope.
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253 insert(d.symbol, d.name);
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254 enterScope(d.symbol);
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255 // Continue semantic analysis.
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256 d.decls && visitD(d.decls);
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257 exitScope();
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258 return d;
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259 }
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260
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261 D visit(StructDeclaration d)
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262 {
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263 if (d.symbol)
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264 return d;
636
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265 d.symbol = new Struct(d.name, d);
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266 // Insert into current scope.
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267 if (d.name)
726
7917811f8116 AggregateDeclarations are wrapped inside TemplateDeclarations now.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 714
diff changeset
268 insert(d.symbol, d.name);
683
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
269 enterScope(d.symbol);
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
270 // Continue semantic analysis.
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
271 d.decls && visitD(d.decls);
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
272 exitScope();
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
273 return d;
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
274 }
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
275
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
276 D visit(UnionDeclaration d)
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
277 {
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
278 if (d.symbol)
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
279 return d;
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
280 d.symbol = new Union(d.name, d);
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
281 // Insert into current scope.
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
282 if (d.name)
726
7917811f8116 AggregateDeclarations are wrapped inside TemplateDeclarations now.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 714
diff changeset
283 insert(d.symbol, d.name);
636
15a0f37caabe Added more visit() methods to dil.semantic.SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 635
diff changeset
284 enterScope(d.symbol);
15a0f37caabe Added more visit() methods to dil.semantic.SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 635
diff changeset
285 // Continue semantic analysis.
15a0f37caabe Added more visit() methods to dil.semantic.SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 635
diff changeset
286 d.decls && visitD(d.decls);
15a0f37caabe Added more visit() methods to dil.semantic.SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 635
diff changeset
287 exitScope();
15a0f37caabe Added more visit() methods to dil.semantic.SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 635
diff changeset
288 return d;
15a0f37caabe Added more visit() methods to dil.semantic.SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 635
diff changeset
289 }
15a0f37caabe Added more visit() methods to dil.semantic.SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 635
diff changeset
290
713
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
291 D visit(ConstructorDeclaration d)
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
292 {
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
293 auto func = new Function(Ident.__ctor, d);
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
294 insertOverload(func, func.name);
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
295 return d;
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
296 }
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
297
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
298 D visit(StaticConstructorDeclaration d)
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
299 {
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
300 auto func = new Function(Ident.__ctor, d);
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
301 insertOverload(func, func.name);
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
302 return d;
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
303 }
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
304
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
305 D visit(DestructorDeclaration d)
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
306 {
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
307 auto func = new Function(Ident.__dtor, d);
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
308 insertOverload(func, func.name);
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
309 return d;
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
310 }
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
311
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
312 D visit(StaticDestructorDeclaration d)
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
313 {
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
314 auto func = new Function(Ident.__dtor, d);
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
315 insertOverload(func, func.name);
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
316 return d;
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
317 }
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
318
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
319 D visit(FunctionDeclaration d)
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
320 {
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
321 auto func = new Function(d.name, d);
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
322 insertOverload(func, func.name);
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
323 return d;
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
324 }
683
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
325
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
326 D visit(VariablesDeclaration vd)
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
327 {
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
328 // Error if we are in an interface.
783
8380fb2c765f Added documentation comments.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 778
diff changeset
329 if (scop.symbol.isInterface && !vd.isStatic)
683
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
330 return error(vd.begin, MSG.InterfaceCantHaveVariables), vd;
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
331
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
332 // Insert variable symbols in this declaration into the symbol table.
758
f4b9680c0e16 Revised module dil.SettingsLoader.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 751
diff changeset
333 foreach (i, name; vd.names)
683
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
334 {
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
335 auto variable = new Variable(name, protection, storageClass, linkageType, vd);
758
f4b9680c0e16 Revised module dil.SettingsLoader.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 751
diff changeset
336 variable.value = vd.inits[i];
683
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
337 vd.variables ~= variable;
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
338 insert(variable, name);
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
339 }
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
340 return vd;
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
341 }
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
342
713
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
343 D visit(InvariantDeclaration d)
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
344 {
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
345 auto func = new Function(Ident.__invariant, d);
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
346 insert(func, func.name);
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
347 return d;
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
348 }
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
349
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
350 D visit(UnittestDeclaration d)
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
351 {
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
352 auto func = new Function(Ident.__unittest, d);
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
353 insertOverload(func, func.name);
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
354 return d;
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
355 }
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
356
777
9f61e8af55d5 Added module dil.Compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 758
diff changeset
357 D visit(DebugDeclaration d)
9f61e8af55d5 Added module dil.Compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 758
diff changeset
358 {
9f61e8af55d5 Added module dil.Compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 758
diff changeset
359 if (d.isSpecification)
9f61e8af55d5 Added module dil.Compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 758
diff changeset
360 {
787
47c5099562c7 Added two semantic error messages.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 783
diff changeset
361 if (!isModuleScope())
47c5099562c7 Added two semantic error messages.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 783
diff changeset
362 error(d.begin, MSG.DebugSpecModuleLevel, d.spec.srcText);
47c5099562c7 Added two semantic error messages.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 783
diff changeset
363 else if (d.spec.kind == TOK.Identifier)
778
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
364 context.addDebugId(d.spec.ident.str);
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
365 else
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
366 context.debugLevel = d.spec.uint_;
777
9f61e8af55d5 Added module dil.Compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 758
diff changeset
367 }
778
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
368 else
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
369 {
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
370 if (debugBranchChoice(d.cond, context))
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
371 d.compiledDecls = d.decls;
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
372 else
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
373 d.compiledDecls = d.elseDecls;
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
374 d.compiledDecls && visitD(d.compiledDecls);
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
375 }
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
376 return d;
777
9f61e8af55d5 Added module dil.Compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 758
diff changeset
377 }
9f61e8af55d5 Added module dil.Compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 758
diff changeset
378
9f61e8af55d5 Added module dil.Compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 758
diff changeset
379 D visit(VersionDeclaration d)
9f61e8af55d5 Added module dil.Compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 758
diff changeset
380 {
778
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
381 if (d.isSpecification)
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
382 {
787
47c5099562c7 Added two semantic error messages.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 783
diff changeset
383 if (!isModuleScope())
47c5099562c7 Added two semantic error messages.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 783
diff changeset
384 error(d.begin, MSG.VersionSpecModuleLevel, d.spec.srcText);
47c5099562c7 Added two semantic error messages.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 783
diff changeset
385 else if (d.spec.kind == TOK.Identifier)
778
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
386 context.addVersionId(d.spec.ident.str);
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
387 else
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
388 context.versionLevel = d.spec.uint_;
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
389 }
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
390 else
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
391 {
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
392 if (versionBranchChoice(d.cond, context))
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
393 d.compiledDecls = d.decls;
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
394 else
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
395 d.compiledDecls = d.elseDecls;
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
396 d.compiledDecls && visitD(d.compiledDecls);
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
397 }
78be32e3e157 Implemented conditional compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 777
diff changeset
398 return d;
777
9f61e8af55d5 Added module dil.Compilation.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 758
diff changeset
399 }
683
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
400
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
401 D visit(TemplateDeclaration d)
636
15a0f37caabe Added more visit() methods to dil.semantic.SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 635
diff changeset
402 {
15a0f37caabe Added more visit() methods to dil.semantic.SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 635
diff changeset
403 if (d.symbol)
641
3569c2fc6124 Fixed some return statements.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 636
diff changeset
404 return d;
683
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
405 d.symbol = new Template(d.name, d);
636
15a0f37caabe Added more visit() methods to dil.semantic.SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 635
diff changeset
406 // Insert into current scope.
683
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
407 insertOverload(d.symbol, d.name);
636
15a0f37caabe Added more visit() methods to dil.semantic.SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 635
diff changeset
408 enterScope(d.symbol);
635
b2fc028d8b55 Added class Visitor.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents:
diff changeset
409 // Continue semantic analysis.
683
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
410 visitD(d.decls);
636
15a0f37caabe Added more visit() methods to dil.semantic.SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 635
diff changeset
411 exitScope();
15a0f37caabe Added more visit() methods to dil.semantic.SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 635
diff changeset
412 return d;
635
b2fc028d8b55 Added class Visitor.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents:
diff changeset
413 }
b2fc028d8b55 Added class Visitor.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents:
diff changeset
414
713
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
415 D visit(NewDeclaration d)
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
416 {
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
417 auto func = new Function(Ident.__new, d);
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
418 insert(func, func.name);
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
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419 return d;
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
420 }
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
421
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
422 D visit(DeleteDeclaration d)
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
423 {
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
424 auto func = new Function(Ident.__delete, d);
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
425 insert(func, func.name);
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
426 return d;
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
427 }
648
4ae7b13aaac8 Moved some semantic() methods to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 646
diff changeset
428
683
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
429 D visit(ProtectionDeclaration d)
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
430 {
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
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431 auto saved = protection; // Save.
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
432 protection = d.prot; // Set.
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
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433 visitD(d.decls);
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
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434 protection = saved; // Restore.
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
435 return d;
648
4ae7b13aaac8 Moved some semantic() methods to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 646
diff changeset
436 }
4ae7b13aaac8 Moved some semantic() methods to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 646
diff changeset
437
683
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
438 D visit(StorageClassDeclaration d)
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
439 {
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
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440 auto saved = storageClass; // Save.
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
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441 storageClass = d.storageClass; // Set.
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
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442 visitD(d.decls);
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
443 storageClass = saved; // Restore.
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
444 return d;
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
445 }
649
3ebe76ad680e Using SemanticPass1 in main.d do start semantic analysis.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 648
diff changeset
446
683
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
447 D visit(LinkageDeclaration d)
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
448 {
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
449 auto saved = linkageType; // Save.
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
450 linkageType = d.linkageType; // Set.
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
451 visitD(d.decls);
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
452 linkageType = saved; // Restore.
1ae72234db26 Implemented some methods in SemanticPass1.
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parents: 680
diff changeset
453 return d;
1ae72234db26 Implemented some methods in SemanticPass1.
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parents: 680
diff changeset
454 }
648
4ae7b13aaac8 Moved some semantic() methods to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 646
diff changeset
455
683
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
456 D visit(AlignDeclaration d)
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
457 {
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
458 auto saved = alignSize; // Save.
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
459 alignSize = d.size; // Set.
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
460 visitD(d.decls);
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
461 alignSize = saved; // Restore.
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
462 return d;
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
463 }
1ae72234db26 Implemented some methods in SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 680
diff changeset
464
713
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
465 // Deferred declarations:
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
466
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
467 D visit(StaticAssertDeclaration d)
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
468 {
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
469 addDeferred(d);
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
470 return d;
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
471 }
1bfae3480fdc Added new predefined IDs and code to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 707
diff changeset
472
690
eaf6444b6284 Adding pragma(msg,...) declarations to deferred list.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 686
diff changeset
473 D visit(StaticIfDeclaration d)
648
4ae7b13aaac8 Moved some semantic() methods to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 646
diff changeset
474 {
690
eaf6444b6284 Adding pragma(msg,...) declarations to deferred list.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 686
diff changeset
475 addDeferred(d);
eaf6444b6284 Adding pragma(msg,...) declarations to deferred list.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 686
diff changeset
476 return d;
eaf6444b6284 Adding pragma(msg,...) declarations to deferred list.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 686
diff changeset
477 }
eaf6444b6284 Adding pragma(msg,...) declarations to deferred list.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 686
diff changeset
478
eaf6444b6284 Adding pragma(msg,...) declarations to deferred list.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 686
diff changeset
479 D visit(MixinDeclaration d)
eaf6444b6284 Adding pragma(msg,...) declarations to deferred list.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 686
diff changeset
480 {
eaf6444b6284 Adding pragma(msg,...) declarations to deferred list.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 686
diff changeset
481 addDeferred(d);
648
4ae7b13aaac8 Moved some semantic() methods to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 646
diff changeset
482 return d;
4ae7b13aaac8 Moved some semantic() methods to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 646
diff changeset
483 }
4ae7b13aaac8 Moved some semantic() methods to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 646
diff changeset
484
690
eaf6444b6284 Adding pragma(msg,...) declarations to deferred list.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 686
diff changeset
485 D visit(PragmaDeclaration d)
648
4ae7b13aaac8 Moved some semantic() methods to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 646
diff changeset
486 {
690
eaf6444b6284 Adding pragma(msg,...) declarations to deferred list.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 686
diff changeset
487 if (d.ident is Ident.msg)
eaf6444b6284 Adding pragma(msg,...) declarations to deferred list.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 686
diff changeset
488 addDeferred(d);
eaf6444b6284 Adding pragma(msg,...) declarations to deferred list.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 686
diff changeset
489 else
eaf6444b6284 Adding pragma(msg,...) declarations to deferred list.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 686
diff changeset
490 {
eaf6444b6284 Adding pragma(msg,...) declarations to deferred list.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 686
diff changeset
491 pragmaSemantic(scop, d.begin, d.ident, d.args);
eaf6444b6284 Adding pragma(msg,...) declarations to deferred list.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 686
diff changeset
492 visitD(d.decls);
eaf6444b6284 Adding pragma(msg,...) declarations to deferred list.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 686
diff changeset
493 }
eaf6444b6284 Adding pragma(msg,...) declarations to deferred list.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 686
diff changeset
494 return d;
648
4ae7b13aaac8 Moved some semantic() methods to SemanticPass1.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents: 646
diff changeset
495 }
635
b2fc028d8b55 Added class Visitor.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents:
diff changeset
496 } // override
b2fc028d8b55 Added class Visitor.
Aziz K?ksal <aziz.koeksal@gmail.com>
parents:
diff changeset
497 }