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annotate dmd/TraitsExp.d @ 114:e28b18c23469

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added a module dmd.common for commonly used stuff it currently holds code for consistency checking of predefined versions also added a VisualD project file
author Trass3r
date Wed, 01 Sep 2010 18:21:58 +0200
parents 3482c73a991b
children af1bebfd96a4
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1 module dmd.TraitsExp;
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2
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3 import dmd.common;
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4 import dmd.Expression;
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5 import dmd.Identifier;
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6 import dmd.ArrayTypes;
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7 import dmd.OutBuffer;
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8 import dmd.Loc;
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9 import dmd.Scope;
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10 import dmd.HdrGenState;
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11 import dmd.TOK;
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12 import dmd.TY;
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13 import dmd.STC;
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14 import dmd.WANT;
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15 import dmd.Id;
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16 import dmd.Global;
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17 import dmd.Lexer;
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18 import dmd.ArrayLiteralExp;
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19 import dmd.VarExp;
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20 import dmd.StringExp;
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21 import dmd.DotIdExp;
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22 import dmd.DotVarExp;
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23 import dmd.IntegerExp;
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24 import dmd.TupleExp;
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25 import dmd.Type;
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26 import dmd.Dsymbol;
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27 import dmd.DsymbolExp;
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28 import dmd.ScopeDsymbol;
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29 import dmd.FuncDeclaration;
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30 import dmd.ClassDeclaration;
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31 import dmd.TemplateDeclaration;
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32 import dmd.TemplateInstance;
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33 import dmd.TypeClass;
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34 import dmd.Util;
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35 import dmd.expression.Util;
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36
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37 import core.stdc.string : strcmp;
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38
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39 /************************************************
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40 * Delegate to be passed to overloadApply() that looks
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41 * for virtual functions.
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42 */
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43
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44 struct Pvirtuals
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45 {
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46 Expression e1;
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47 Expressions exps;
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48 int fpvirtuals(void* param, FuncDeclaration f)
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49 { Pvirtuals p = *cast(Pvirtuals*)param;
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50
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51 if (f.isVirtual())
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52 { Expression e;
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53
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54 if (p.e1.op == TOK.TOKdotvar)
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55 { DotVarExp dve = cast(DotVarExp)p.e1;
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56 e = new DotVarExp(Loc(0), dve.e1, f);
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57 }
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58 else
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59 e = new DsymbolExp(Loc(0), f);
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60 p.exps.push(e);
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61 }
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62 return 0;
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63 }
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64 }
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65
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66
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67
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68 class TraitsExp : Expression
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69 {
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70 Identifier ident;
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71
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72 Objects args;
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73
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74 this(Loc loc, Identifier ident, Objects args)
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75 {
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76 super(loc, TOK.TOKtraits, this.sizeof);
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77 this.ident = ident;
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78 this.args = args;
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79 }
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80
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81 override Expression syntaxCopy()
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82 {
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83 return new TraitsExp(loc, ident, TemplateInstance.arraySyntaxCopy(args));
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84 }
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85
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86 override Expression semantic(Scope sc)
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87 {
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88 version (LOGSEMANTIC) {
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89 printf("TraitsExp.semantic() %s\n", toChars());
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90 }
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91 if (ident != Id.compiles && ident != Id.isSame)
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92 TemplateInstance.semanticTiargs(loc, sc, args, 1);
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93 size_t dim = args ? args.dim : 0;
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94 Object o;
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95 FuncDeclaration f;
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96
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97 string ISTYPE(string cond)
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98 {
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99 return `
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100 for (size_t i = 0; i < dim; i++)
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101 { Type t = getType(args[i]);
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102 if (!t)
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103 goto Lfalse;
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104 if (!(`~cond~`))
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105 goto Lfalse;
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106 }
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107 if (!dim)
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108 goto Lfalse;
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109 goto Ltrue;
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110 `;
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111 }
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112
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113 string ISDSYMBOL(string cond)
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114 {
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115 return `for (size_t i = 0; i < dim; i++)
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116 { Dsymbol s = getDsymbol(args[i]);
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117 if (!s)
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118 goto Lfalse;
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119 if (!(`~cond~`))
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120 goto Lfalse;
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121 }
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122 if (!dim)
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123 goto Lfalse;
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124 goto Ltrue;`;
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125 }
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126
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127 if (ident == Id.isArithmetic)
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128 {
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129 mixin(ISTYPE(`t.isintegral() || t.isfloating()`));
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130 }
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131 else if (ident == Id.isFloating)
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132 {
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133 mixin(ISTYPE(q{t.isfloating()}));
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134 }
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135 else if (ident == Id.isIntegral)
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136 {
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137 mixin(ISTYPE(q{t.isintegral()}));
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138 }
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139 else if (ident == Id.isScalar)
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140 {
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141 mixin(ISTYPE(q{t.isscalar()}));
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142 }
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143 else if (ident == Id.isUnsigned)
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144 {
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145 mixin(ISTYPE(q{t.isunsigned()}));
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146 }
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147 else if (ident == Id.isAssociativeArray)
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148 {
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149 mixin(ISTYPE(q{t.toBasetype().ty == TY.Taarray}));
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150 }
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151 else if (ident == Id.isStaticArray)
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152 {
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153 mixin(ISTYPE(q{t.toBasetype().ty == TY.Tsarray}));
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154 }
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155 else if (ident == Id.isAbstractClass)
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156 {
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157 mixin(ISTYPE(q{t.toBasetype().ty == TY.Tclass && (cast(TypeClass)t.toBasetype()).sym.isAbstract()}));
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158 }
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159 else if (ident == Id.isFinalClass)
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160 {
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161 mixin(ISTYPE(q{t.toBasetype().ty == TY.Tclass && (cast(TypeClass)t.toBasetype()).sym.storage_class & STC.STCfinal}));
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162 }
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163 else if (ident == Id.isAbstractFunction)
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164 {
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165 mixin(ISDSYMBOL(q{(f = s.isFuncDeclaration()) !is null && f.isAbstract()}));
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166 }
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167 else if (ident == Id.isVirtualFunction)
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168 {
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169 mixin(ISDSYMBOL(q{(f = s.isFuncDeclaration()) !is null && f.isVirtual()}));
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170 }
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171 else if (ident == Id.isFinalFunction)
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172 {
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173 mixin(ISDSYMBOL(q{(f = s.isFuncDeclaration()) !is null && f.isFinal()}));
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174 }
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175 else if (ident == Id.hasMember ||
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diff changeset
176 ident == Id.getMember ||
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
177 ident == Id.getVirtualFunctions)
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178 {
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diff changeset
179 if (dim != 2)
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180 goto Ldimerror;
113
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diff changeset
181 auto o_ = args[0];
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diff changeset
182 Expression e = isExpression(args[1]);
72
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183 if (!e)
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184 { error("expression expected as second argument of __traits %s", ident.toChars());
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185 goto Lfalse;
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186 }
2e2a5c3f943a reduced warnings by adding override to the methods
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187 e = e.optimize(WANT.WANTvalue | WANT.WANTinterpret);
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188 if (e.op != TOKstring)
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189 { error("string expected as second argument of __traits %s instead of %s", ident.toChars(), e.toChars());
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190 goto Lfalse;
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191 }
113
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diff changeset
192 auto se = cast(StringExp)e;
72
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193 se = se.toUTF8(sc);
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194 if (se.sz != 1)
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195 { error("string must be chars");
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196 goto Lfalse;
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197 }
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198 Identifier id = Lexer.idPool(fromStringz(cast(char*)se.string_));
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199
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200 Type t = isType(o_);
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diff changeset
201 e = isExpression(o_);
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202 Dsymbol s = isDsymbol(o_);
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203 if (t)
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diff changeset
204 e = typeDotIdExp(loc, t, id);
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205 else if (e)
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diff changeset
206 e = new DotIdExp(loc, e, id);
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207 else if (s)
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208 { e = new DsymbolExp(loc, s);
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diff changeset
209 e = new DotIdExp(loc, e, id);
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210 }
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diff changeset
211 else
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212 { error("invalid first argument");
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213 goto Lfalse;
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diff changeset
214 }
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
215
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
216 if (ident == Id.hasMember)
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217 { /* Take any errors as meaning it wasn't found
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218 */
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219 e = e.trySemantic(sc);
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220 if (!e)
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
221 { if (global.gag)
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
222 global.errors++;
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
223 goto Lfalse;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
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diff changeset
224 }
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
225 else
2e2a5c3f943a reduced warnings by adding override to the methods
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parents: 23
diff changeset
226 goto Ltrue;
2e2a5c3f943a reduced warnings by adding override to the methods
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parents: 23
diff changeset
227 }
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
228 else if (ident == Id.getMember)
2e2a5c3f943a reduced warnings by adding override to the methods
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parents: 23
diff changeset
229 {
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
230 e = e.semantic(sc);
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
231 return e;
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
232 }
2e2a5c3f943a reduced warnings by adding override to the methods
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parents: 23
diff changeset
233 else if (ident == Id.getVirtualFunctions)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
234 {
2e2a5c3f943a reduced warnings by adding override to the methods
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parents: 23
diff changeset
235 uint errors = global.errors;
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
236 Expression ex = e;
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
237 e = e.semantic(sc);
2e2a5c3f943a reduced warnings by adding override to the methods
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parents: 23
diff changeset
238 if (errors < global.errors)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
239 error("%s cannot be resolved", ex.toChars());
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
240
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
241 /* Create tuple of virtual function overloads of e
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
242 */
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
243 //e.dump(0);
2e2a5c3f943a reduced warnings by adding override to the methods
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parents: 23
diff changeset
244 Expressions exps = new Expressions();
2e2a5c3f943a reduced warnings by adding override to the methods
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parents: 23
diff changeset
245 FuncDeclaration f_;
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
246 if (e.op == TOKvar)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
247 { VarExp ve = cast(VarExp)e;
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
248 f_ = ve.var.isFuncDeclaration();
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
249 }
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
250 else if (e.op == TOKdotvar)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
251 { DotVarExp dve = cast(DotVarExp)e;
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
252 f_ = dve.var.isFuncDeclaration();
2e2a5c3f943a reduced warnings by adding override to the methods
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parents: 23
diff changeset
253 }
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
254 else
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
255 f_ = null;
2e2a5c3f943a reduced warnings by adding override to the methods
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parents: 23
diff changeset
256 Pvirtuals p;
2e2a5c3f943a reduced warnings by adding override to the methods
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parents: 23
diff changeset
257 p.exps = exps;
2e2a5c3f943a reduced warnings by adding override to the methods
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parents: 23
diff changeset
258 p.e1 = e;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
259 overloadApply(f_, &p.fpvirtuals, &p);
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
260
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
261 TupleExp tup = new TupleExp(loc, exps);
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
262 return tup.semantic(sc);
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
263 }
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
264 else
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
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diff changeset
265 assert(0);
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
266 }
2e2a5c3f943a reduced warnings by adding override to the methods
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parents: 23
diff changeset
267 else if (ident == Id.classInstanceSize)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
268 {
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
269 if (dim != 1)
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
270 goto Ldimerror;
113
3482c73a991b More cleanup for arrays
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents: 95
diff changeset
271 Object o_ = args[0];
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
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diff changeset
272 Dsymbol s = getDsymbol(o_);
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
273 ClassDeclaration cd;
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
274 if (!s || (cd = s.isClassDeclaration()) is null)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
275 {
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
276 error("first argument is not a class");
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
277 goto Lfalse;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
278 }
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
279 return new IntegerExp(loc, cd.structsize, Type.tsize_t);
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
280 }
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
281 else if (ident == Id.allMembers || ident == Id.derivedMembers)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
282 {
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
283 if (dim != 1)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
284 goto Ldimerror;
113
3482c73a991b More cleanup for arrays
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents: 95
diff changeset
285 Object o_ = args[0];
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
286 Dsymbol s = getDsymbol(o_);
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
287 ScopeDsymbol sd;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
288 if (!s)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
289 {
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
290 error("argument has no members");
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
291 goto Lfalse;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
292 }
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
293 if ((sd = s.isScopeDsymbol()) is null)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
294 {
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
295 error("%s %s has no members", s.kind(), s.toChars());
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
296 goto Lfalse;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
297 }
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
298 Expressions exps = new Expressions;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
299 while (1)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
300 { size_t dim_ = ScopeDsymbol.dim(sd.members);
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
301 for (size_t i = 0; i < dim_; i++)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
302 {
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
303 Dsymbol sm = ScopeDsymbol.getNth(sd.members, i);
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
304 //printf("\t[%i] %s %s\n", i, sm.kind(), sm.toChars());
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
305 if (sm.ident)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
306 {
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
307 //printf("\t%s\n", sm.ident.toChars());
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
308 auto str = sm.ident.toChars();
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
309
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
310 /* Skip if already present in exps[]
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
311 */
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
312 for (size_t j = 0; j < exps.dim; j++)
90
39648eb578f6 more Expressions work
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents: 84
diff changeset
313 { auto se2 = cast(StringExp)exps[j];
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
314 if (strcmp(toStringz(str), cast(char*)se2.string_) == 0)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
315 goto Lnext;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
316 }
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
317
84
be2ab491772e Expressions -> Vector!Expression
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents: 72
diff changeset
318 auto se = new StringExp(loc, str);
be2ab491772e Expressions -> Vector!Expression
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents: 72
diff changeset
319 exps.push(se);
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
320 }
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
321 Lnext:
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
322 ;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
323 }
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
324 ClassDeclaration cd = sd.isClassDeclaration();
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
325 if (cd && cd.baseClass && ident == Id.allMembers)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
326 sd = cd.baseClass; // do again with base class
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
327 else
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
328 break;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
329 }
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
330 Expression e = new ArrayLiteralExp(loc, exps);
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
331 e = e.semantic(sc);
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
332 return e;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
333 }
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
334 else if (ident == Id.compiles)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
335 {
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
336 /* Determine if all the objects - types, expressions, or symbols -
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
337 * compile without error
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
338 */
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
339 if (!dim)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
340 goto Lfalse;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
341
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
342 for (size_t i = 0; i < dim; i++)
113
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343 { Object o_ = args[i];
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344 Expression e;
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345
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346 uint errors = global.errors;
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347 global.gag++;
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348
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349 Type t = isType(o_);
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350 if (t)
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351 { Dsymbol s;
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352 t.resolve(loc, sc, &e, &t, &s);
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353 if (t)
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354 t.semantic(loc, sc);
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355 else if (e)
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356 e.semantic(sc);
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357 }
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358 else
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359 { e = isExpression(o);
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360 if (e)
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361 e.semantic(sc);
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362 }
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363
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364 global.gag--;
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365 if (errors != global.errors)
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366 { if (global.gag == 0)
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367 global.errors = errors;
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368 goto Lfalse;
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369 }
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370 }
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371 goto Ltrue;
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372 }
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373 else if (ident == Id.isSame)
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374 { /* Determine if two symbols are the same
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375 */
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376 if (dim != 2)
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377 goto Ldimerror;
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378 TemplateInstance.semanticTiargs(loc, sc, args, 0);
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379 Object o1 = args[0];
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380 Object o2 = args[1];
72
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381 Dsymbol s1 = getDsymbol(o1);
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382 Dsymbol s2 = getDsymbol(o2);
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383
95
ae5b11064a9a beginning of 2.036 branch
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384 // writef("isSame: %s, %s\n", o1.toChars(), o2.toChars());
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385 static if (0)
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386 {
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387 writef("o1: %p\n", o1);
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388 writef("o2: %p\n", o2);
72
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389 if (!s1)
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390 { Expression ea = isExpression(o1);
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391 if (ea)
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392 printf("%s\n", ea.toChars());
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393 Type ta = isType(o1);
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394 if (ta)
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395 printf("%s\n", ta.toChars());
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396 goto Lfalse;
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397 }
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398 else
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399 printf("%s %s\n", s1.kind(), s1.toChars());
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400 }
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401 if (!s1 && !s2)
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402 { Expression ea1 = isExpression(o1);
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403 Expression ea2 = isExpression(o2);
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404 if (ea1 && ea2 && ea1.equals(ea2))
2e2a5c3f943a reduced warnings by adding override to the methods
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405 goto Ltrue;
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diff changeset
406 }
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
407
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
408 if (!s1 || !s2)
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
409 goto Lfalse;
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
410
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
411 s1 = s1.toAlias();
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diff changeset
412 s2 = s2.toAlias();
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diff changeset
413
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
414 if (s1 == s2)
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415 goto Ltrue;
2e2a5c3f943a reduced warnings by adding override to the methods
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416 else
2e2a5c3f943a reduced warnings by adding override to the methods
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417 goto Lfalse;
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418 }
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419 else
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420 { error("unrecognized trait %s", ident.toChars());
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421 goto Lfalse;
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422 }
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diff changeset
423
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
424 return null;
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diff changeset
425
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
426 Lnottype:
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diff changeset
427 error("%s is not a type", o/*.toChars()*/); // BUG: o is Object, no member toChars()
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
428 goto Lfalse;
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
429
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
430 Ldimerror:
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diff changeset
431 error("wrong number of arguments %d", dim);
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
432 goto Lfalse;
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
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diff changeset
433
2e2a5c3f943a reduced warnings by adding override to the methods
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parents: 23
diff changeset
434
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
435 Lfalse:
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
436 return new IntegerExp(loc, 0, Type.tbool);
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
437
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
438 Ltrue:
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
439 return new IntegerExp(loc, 1, Type.tbool);
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
440 }
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
441
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
442 override void toCBuffer(OutBuffer buf, HdrGenState* hgs)
2e2a5c3f943a reduced warnings by adding override to the methods
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443 {
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
444 buf.writestring("__traits(");
2e2a5c3f943a reduced warnings by adding override to the methods
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parents: 23
diff changeset
445 buf.writestring(ident.toChars());
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
446 if (args)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
447 {
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
448 for (int i = 0; i < args.dim; i++)
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
449 {
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
450 buf.writeByte(',');
113
3482c73a991b More cleanup for arrays
Eldar Insafutdinov <e.insafutdinov@gmail.com>
parents: 95
diff changeset
451 Object oarg = args[i];
72
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
452 ObjectToCBuffer(buf, hgs, oarg);
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
453 }
2e2a5c3f943a reduced warnings by adding override to the methods
Trass3r
parents: 23
diff changeset
454 }
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
455 buf.writeByte(')');
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
456 }
2e2a5c3f943a reduced warnings by adding override to the methods
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diff changeset
457 }