annotate trunk/src/Parser.d @ 87:c9544b7d5c7d

- Added member token and method nT(), which sets token to lx.token. - Replaced all instances of lx.token with token. - Replaced all if statements checking for errors with the appropriate error checking methods.
author aziz
date Thu, 05 Jul 2007 19:52:00 +0000
parents 0459c902a370
children 81cb24669ed3
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8ba2570de175 Initial import.
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1 /++
8ba2570de175 Initial import.
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2 Author: Aziz Köksal
8ba2570de175 Initial import.
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3 License: GPL2
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4 +/
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5 module Parser;
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6 import Lexer;
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7 import Token;
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8 import Messages;
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9 import Information;
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10 import Expressions;
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11
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12 enum STC
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13 {
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14 Abstract,
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15 Auto,
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16 Const,
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17 Deprecated,
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18 Extern,
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19 Final,
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20 Invariant,
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21 Override,
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22 Scope,
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23 Static,
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24 Synchronized
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25 }
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26
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27 private alias TOK T;
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28
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29 class Parser
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30 {
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31 Lexer lx;
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32 Token* token;
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33
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34 Information[] errors;
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35
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36 this(char[] srcText, string fileName)
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37 {
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38 lx = new Lexer(srcText, fileName);
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39 }
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40
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41 void nT()
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42 {
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43 lx.nextToken();
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44 token = &lx.token;
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45 }
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46
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47 Expression parseExpression()
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48 {
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49 auto e = parseAssignExpression();
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50 while (token.type == TOK.Comma)
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51 e = new CommaExpression(e, parseAssignExpression());
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52 return e;
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53 }
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54
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55 Expression parseAssignExpression()
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56 {
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57 auto e = parseCondExpression();
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58 while (1)
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59 {
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60 switch (token.type)
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61 {
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62 case T.Assign:
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63 nT(); e = new AssignExpression(e, parseAssignExpression());
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64 break;
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65 case T.LShiftAssign:
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66 nT(); e = new LShiftAssignExpression(e, parseAssignExpression());
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67 break;
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68 case T.RShiftAssign:
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69 nT(); e = new RShiftAssignExpression(e, parseAssignExpression());
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70 break;
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71 case T.URShiftAssign:
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72 nT(); e = new URShiftAssignExpression(e, parseAssignExpression());
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73 break;
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74 case T.OrAssign:
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75 nT(); e = new OrAssignExpression(e, parseAssignExpression());
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76 break;
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77 case T.AndAssign:
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78 nT(); e = new AndAssignExpression(e, parseAssignExpression());
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79 break;
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80 case T.PlusAssign:
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81 nT(); e = new PlusAssignExpression(e, parseAssignExpression());
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82 break;
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83 case T.MinusAssign:
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84 nT(); e = new MinusAssignExpression(e, parseAssignExpression());
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85 break;
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86 case T.DivAssign:
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87 nT(); e = new DivAssignExpression(e, parseAssignExpression());
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88 break;
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89 case T.MulAssign:
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90 nT(); e = new MulAssignExpression(e, parseAssignExpression());
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91 break;
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92 case T.ModAssign:
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93 nT(); e = new ModAssignExpression(e, parseAssignExpression());
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94 break;
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95 case T.XorAssign:
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96 nT(); e = new XorAssignExpression(e, parseAssignExpression());
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97 break;
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98 case T.CatAssign:
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99 nT(); e = new CatAssignExpression(e, parseAssignExpression());
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100 break;
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101 default:
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102 break;
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103 }
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104 break;
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105 }
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106 return e;
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107 }
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108
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109 Expression parseCondExpression()
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110 {
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111 auto e = parseOrOrExpression();
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112 if (token.type == T.Question)
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113 {
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114 nT();
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115 auto iftrue = parseExpression();
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116 require(T.Colon);
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117 auto iffalse = parseCondExpression();
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118 e = new CondExpression(e, iftrue, iffalse);
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119 }
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120 return e;
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121 }
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122
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123 Expression parseOrOrExpression()
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124 {
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125 alias parseAndAndExpression parseNext;
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126 auto e = parseNext();
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127 if (token.type == T.OrLogical)
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128 {
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129 nT();
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130 e = new OrOrExpression(e, parseNext());
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131 }
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132 return e;
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133 }
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134
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135 Expression parseAndAndExpression()
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136 {
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137 alias parseOrExpression parseNext;
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138 auto e = parseNext();
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139 if (token.type == T.AndLogical)
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140 {
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141 nT();
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142 e = new AndAndExpression(e, parseNext());
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143 }
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144 return e;
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145 }
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146
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147 Expression parseOrExpression()
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148 {
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149 alias parseXorExpression parseNext;
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150 auto e = parseNext();
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151 if (token.type == T.OrBinary)
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152 {
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153 nT();
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154 e = new OrExpression(e, parseNext());
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155 }
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156 return e;
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157 }
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158
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159 Expression parseXorExpression()
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160 {
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161 alias parseAndExpression parseNext;
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162 auto e = parseNext();
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163 if (token.type == T.Xor)
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164 {
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165 nT();
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166 e = new XorExpression(e, parseNext());
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167 }
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168 return e;
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169 }
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170
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171 Expression parseAndExpression()
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172 {
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173 alias parseCmpExpression parseNext;
11572f4a138c - Added methods for parsing OrOrExpressions, AndAndExpressions, OrExpressions, XorExpressions and AndExpressions.
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diff changeset
174 auto e = parseNext();
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
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diff changeset
175 if (token.type == T.AndBinary)
73
11572f4a138c - Added methods for parsing OrOrExpressions, AndAndExpressions, OrExpressions, XorExpressions and AndExpressions.
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diff changeset
176 {
11572f4a138c - Added methods for parsing OrOrExpressions, AndAndExpressions, OrExpressions, XorExpressions and AndExpressions.
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diff changeset
177 nT();
11572f4a138c - Added methods for parsing OrOrExpressions, AndAndExpressions, OrExpressions, XorExpressions and AndExpressions.
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diff changeset
178 e = new AndExpression(e, parseNext());
11572f4a138c - Added methods for parsing OrOrExpressions, AndAndExpressions, OrExpressions, XorExpressions and AndExpressions.
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diff changeset
179 }
11572f4a138c - Added methods for parsing OrOrExpressions, AndAndExpressions, OrExpressions, XorExpressions and AndExpressions.
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diff changeset
180 return e;
11572f4a138c - Added methods for parsing OrOrExpressions, AndAndExpressions, OrExpressions, XorExpressions and AndExpressions.
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diff changeset
181 }
11572f4a138c - Added methods for parsing OrOrExpressions, AndAndExpressions, OrExpressions, XorExpressions and AndExpressions.
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diff changeset
182
11572f4a138c - Added methods for parsing OrOrExpressions, AndAndExpressions, OrExpressions, XorExpressions and AndExpressions.
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diff changeset
183 Expression parseCmpExpression()
11572f4a138c - Added methods for parsing OrOrExpressions, AndAndExpressions, OrExpressions, XorExpressions and AndExpressions.
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diff changeset
184 {
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
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diff changeset
185 TOK operator = token.type;
74
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
186
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
187 auto e = parseShiftExpression();
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
188
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
189 switch (operator)
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
190 {
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
191 case T.Equal, T.NotEqual:
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
192 nT();
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
193 e = new EqualExpression(e, parseShiftExpression(), operator);
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
194 break;
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
195 case T.Not:
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
196 Token t;
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
197 lx.peek(t);
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
198 if (t.type != T.Is)
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
199 break;
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
200 nT();
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
201 operator = T.NotIdentity;
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
202 goto LNotIdentity;
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
203 case T.Identity:
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
204 operator = T.Identity;
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
205 LNotIdentity:
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
206 nT();
83
9e6d66f647c9 - Fix: IsExpression was created instead of IdentityExpression.
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diff changeset
207 e = new IdentityExpression(e, parseShiftExpression(), operator);
74
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
208 break;
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
209 case T.LessEqual, T.Less, T.GreaterEqual, T.Greater,
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
210 T.Unordered, T.UorE, T.UorG, T.UorGorE,
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
211 T.UorL, T.UorLorE, T.LorEorG, T.LorG:
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
212 nT();
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
213 e = new RelExpression(e, parseShiftExpression(), operator);
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
214 break;
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
215 case T.In:
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
216 nT();
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
217 e = new InExpression(e, parseShiftExpression(), operator);
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
218 break;
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
219 default:
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
220 }
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
221 return e;
30b0fb85dda9 - Implemented parseCmpExpression().
aziz
parents: 73
diff changeset
222 }
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
223
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
224 Expression parseShiftExpression()
30b0fb85dda9 - Implemented parseCmpExpression().
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diff changeset
225 {
75
3f976d9e0833 - Implemented parseShiftExpression().
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diff changeset
226 auto e = parseAddExpression();
3f976d9e0833 - Implemented parseShiftExpression().
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diff changeset
227 while (1)
3f976d9e0833 - Implemented parseShiftExpression().
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diff changeset
228 {
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
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diff changeset
229 switch (token.type)
75
3f976d9e0833 - Implemented parseShiftExpression().
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diff changeset
230 {
3f976d9e0833 - Implemented parseShiftExpression().
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diff changeset
231 case T.LShift: nT(); e = new LShiftExpression(e, parseAddExpression()); break;
3f976d9e0833 - Implemented parseShiftExpression().
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diff changeset
232 case T.RShift: nT(); e = new RShiftExpression(e, parseAddExpression()); break;
3f976d9e0833 - Implemented parseShiftExpression().
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diff changeset
233 case T.URShift: nT(); e = new URShiftExpression(e, parseAddExpression()); break;
3f976d9e0833 - Implemented parseShiftExpression().
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diff changeset
234 default: break;
3f976d9e0833 - Implemented parseShiftExpression().
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parents: 74
diff changeset
235 }
3f976d9e0833 - Implemented parseShiftExpression().
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diff changeset
236 break;
3f976d9e0833 - Implemented parseShiftExpression().
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diff changeset
237 }
3f976d9e0833 - Implemented parseShiftExpression().
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diff changeset
238 return e;
3f976d9e0833 - Implemented parseShiftExpression().
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diff changeset
239 }
3f976d9e0833 - Implemented parseShiftExpression().
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diff changeset
240
3f976d9e0833 - Implemented parseShiftExpression().
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diff changeset
241 Expression parseAddExpression()
3f976d9e0833 - Implemented parseShiftExpression().
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diff changeset
242 {
76
a85f9edf6ce7 - Implemented parseAddExpression().
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diff changeset
243 auto e = parseMulExpression();
a85f9edf6ce7 - Implemented parseAddExpression().
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diff changeset
244 while (1)
a85f9edf6ce7 - Implemented parseAddExpression().
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diff changeset
245 {
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
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diff changeset
246 switch (token.type)
76
a85f9edf6ce7 - Implemented parseAddExpression().
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diff changeset
247 {
a85f9edf6ce7 - Implemented parseAddExpression().
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diff changeset
248 case T.Plus: nT(); e = new PlusExpression(e, parseMulExpression()); break;
a85f9edf6ce7 - Implemented parseAddExpression().
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diff changeset
249 case T.Minus: nT(); e = new MinusExpression(e, parseMulExpression()); break;
a85f9edf6ce7 - Implemented parseAddExpression().
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diff changeset
250 case T.Tilde: nT(); e = new CatExpression(e, parseMulExpression()); break;
a85f9edf6ce7 - Implemented parseAddExpression().
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diff changeset
251 default: break;
a85f9edf6ce7 - Implemented parseAddExpression().
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parents: 75
diff changeset
252 }
a85f9edf6ce7 - Implemented parseAddExpression().
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parents: 75
diff changeset
253 break;
a85f9edf6ce7 - Implemented parseAddExpression().
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diff changeset
254 }
a85f9edf6ce7 - Implemented parseAddExpression().
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diff changeset
255 return new Expression();
a85f9edf6ce7 - Implemented parseAddExpression().
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diff changeset
256 }
a85f9edf6ce7 - Implemented parseAddExpression().
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parents: 75
diff changeset
257
a85f9edf6ce7 - Implemented parseAddExpression().
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diff changeset
258 Expression parseMulExpression()
a85f9edf6ce7 - Implemented parseAddExpression().
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parents: 75
diff changeset
259 {
77
7e21c4df1c02 - Implemented parseMulExpression().
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diff changeset
260 auto e = parseUnaryExpression();
7e21c4df1c02 - Implemented parseMulExpression().
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parents: 76
diff changeset
261 while (1)
7e21c4df1c02 - Implemented parseMulExpression().
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parents: 76
diff changeset
262 {
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
263 switch (token.type)
77
7e21c4df1c02 - Implemented parseMulExpression().
aziz
parents: 76
diff changeset
264 {
7e21c4df1c02 - Implemented parseMulExpression().
aziz
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diff changeset
265 case T.Mul: nT(); e = new MulExpression(e, parseUnaryExpression()); break;
7e21c4df1c02 - Implemented parseMulExpression().
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diff changeset
266 case T.Div: nT(); e = new DivExpression(e, parseUnaryExpression()); break;
7e21c4df1c02 - Implemented parseMulExpression().
aziz
parents: 76
diff changeset
267 case T.Mod: nT(); e = new ModExpression(e, parseUnaryExpression()); break;
7e21c4df1c02 - Implemented parseMulExpression().
aziz
parents: 76
diff changeset
268 default: break;
7e21c4df1c02 - Implemented parseMulExpression().
aziz
parents: 76
diff changeset
269 }
7e21c4df1c02 - Implemented parseMulExpression().
aziz
parents: 76
diff changeset
270 break;
7e21c4df1c02 - Implemented parseMulExpression().
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parents: 76
diff changeset
271 }
74
30b0fb85dda9 - Implemented parseCmpExpression().
aziz
parents: 73
diff changeset
272 return new Expression();
71
b3777cca323c - Added Identity and NotIdentity tokens.
aziz
parents: 70
diff changeset
273 }
b3777cca323c - Added Identity and NotIdentity tokens.
aziz
parents: 70
diff changeset
274
77
7e21c4df1c02 - Implemented parseMulExpression().
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diff changeset
275 Expression parseUnaryExpression()
7e21c4df1c02 - Implemented parseMulExpression().
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parents: 76
diff changeset
276 {
79
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
parents: 78
diff changeset
277 return parsePostExpression();
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
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parents: 78
diff changeset
278 }
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
parents: 78
diff changeset
279
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
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diff changeset
280 Expression parsePostExpression()
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
parents: 78
diff changeset
281 {
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
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diff changeset
282 auto e = parsePreExpression();
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
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diff changeset
283 while (1)
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
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parents: 78
diff changeset
284 {
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
285 switch (token.type)
79
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
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diff changeset
286 {
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
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parents: 78
diff changeset
287 case T.Dot:
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
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diff changeset
288 nT();
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
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parents: 86
diff changeset
289 if (token.type == T.Identifier)
81
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
290 e = new DotIdExpression(e);
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
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parents: 86
diff changeset
291 else if (token.type == T.New)
81
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
292 e = parseNewExpression(e);
79
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
parents: 78
diff changeset
293 break;
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
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parents: 78
diff changeset
294 case T.PlusPlus:
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
parents: 78
diff changeset
295 nT();
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
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parents: 78
diff changeset
296 e = new PostIncrExpression(e);
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
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parents: 78
diff changeset
297 break;
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
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parents: 78
diff changeset
298 case T.MinusMinus:
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
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parents: 78
diff changeset
299 nT();
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
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parents: 78
diff changeset
300 e = new PostDecrExpression(e);
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
parents: 78
diff changeset
301 break;
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
parents: 78
diff changeset
302 case T.LParen:
81
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
303 e = new CallExpression(e, parseArgumentList(T.LParen));
79
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
parents: 78
diff changeset
304 break;
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
parents: 78
diff changeset
305 case T.LBracket:
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
parents: 78
diff changeset
306 // parse Slice- and IndexExpression
83
9e6d66f647c9 - Fix: IsExpression was created instead of IdentityExpression.
aziz
parents: 81
diff changeset
307 nT();
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
308 if (token.type == T.RBracket)
83
9e6d66f647c9 - Fix: IsExpression was created instead of IdentityExpression.
aziz
parents: 81
diff changeset
309 {
9e6d66f647c9 - Fix: IsExpression was created instead of IdentityExpression.
aziz
parents: 81
diff changeset
310 e = new SliceExpression(e, null, null);
9e6d66f647c9 - Fix: IsExpression was created instead of IdentityExpression.
aziz
parents: 81
diff changeset
311 nT();
9e6d66f647c9 - Fix: IsExpression was created instead of IdentityExpression.
aziz
parents: 81
diff changeset
312 break;
9e6d66f647c9 - Fix: IsExpression was created instead of IdentityExpression.
aziz
parents: 81
diff changeset
313 }
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
314
83
9e6d66f647c9 - Fix: IsExpression was created instead of IdentityExpression.
aziz
parents: 81
diff changeset
315 Expression[] es = [parseAssignExpression()];
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
316
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
317 if (token.type == T.Slice)
83
9e6d66f647c9 - Fix: IsExpression was created instead of IdentityExpression.
aziz
parents: 81
diff changeset
318 {
9e6d66f647c9 - Fix: IsExpression was created instead of IdentityExpression.
aziz
parents: 81
diff changeset
319 nT();
9e6d66f647c9 - Fix: IsExpression was created instead of IdentityExpression.
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parents: 81
diff changeset
320 e = new SliceExpression(e, es[0], parseAssignExpression());
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
321 require(T.RBracket);
83
9e6d66f647c9 - Fix: IsExpression was created instead of IdentityExpression.
aziz
parents: 81
diff changeset
322 break;
9e6d66f647c9 - Fix: IsExpression was created instead of IdentityExpression.
aziz
parents: 81
diff changeset
323 }
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
324 else if (token.type == T.Comma)
83
9e6d66f647c9 - Fix: IsExpression was created instead of IdentityExpression.
aziz
parents: 81
diff changeset
325 {
9e6d66f647c9 - Fix: IsExpression was created instead of IdentityExpression.
aziz
parents: 81
diff changeset
326 es ~= parseArgumentList(T.RBracket);
9e6d66f647c9 - Fix: IsExpression was created instead of IdentityExpression.
aziz
parents: 81
diff changeset
327 }
85
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
328 else
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
329 require(T.RBracket);
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
330
83
9e6d66f647c9 - Fix: IsExpression was created instead of IdentityExpression.
aziz
parents: 81
diff changeset
331 e = new IndexExpression(e, es);
79
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
parents: 78
diff changeset
332 break;
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
parents: 78
diff changeset
333 }
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
parents: 78
diff changeset
334 }
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
parents: 78
diff changeset
335 return e;
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
parents: 78
diff changeset
336 }
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
parents: 78
diff changeset
337
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
parents: 78
diff changeset
338 Expression parsePreExpression()
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
parents: 78
diff changeset
339 {
78
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
340 Expression e;
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
341 switch (token.type)
78
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
342 {
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
343 case T.AndBinary:
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
344 nT(); e = new AddressExpression(parseUnaryExpression());
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
345 break;
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
346 case T.PlusPlus:
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
347 nT(); e = new PreIncrExpression(parseUnaryExpression());
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
348 break;
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
349 case T.MinusMinus:
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
350 nT(); e = new PreDecrExpression(parseUnaryExpression());
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
351 break;
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
352 case T.Mul:
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
353 nT(); e = new DerefExpression(parseUnaryExpression());
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
354 break;
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
355 case T.Minus:
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
356 case T.Plus:
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
357 nT(); e = new SignExpression(parseUnaryExpression(), token.type);
78
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
358 break;
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
359 case T.Not:
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
360 nT(); e = new NotExpression(parseUnaryExpression());
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
361 break;
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
362 case T.Tilde:
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
363 nT(); e = new CompExpression(parseUnaryExpression());
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
364 break;
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
365 case T.New:
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
366 // parseNewExpression();
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
367 break;
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
368 case T.Delete:
80
143caff09cd9 - Added code for creating new DeleteExpresssion.
aziz
parents: 79
diff changeset
369 nT();
143caff09cd9 - Added code for creating new DeleteExpresssion.
aziz
parents: 79
diff changeset
370 e = new DeleteExpression(parseUnaryExpression());
78
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
371 break;
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
372 case T.Cast:
80
143caff09cd9 - Added code for creating new DeleteExpresssion.
aziz
parents: 79
diff changeset
373 nT();
143caff09cd9 - Added code for creating new DeleteExpresssion.
aziz
parents: 79
diff changeset
374 // Type type = parseType();
143caff09cd9 - Added code for creating new DeleteExpresssion.
aziz
parents: 79
diff changeset
375 e = new CastExpression(parseUnaryExpression() /*, type*/);
78
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
376 break;
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
377 case T.LParen:
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
378 // parse ( Type ) . Identifier
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
379 break;
79
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
parents: 78
diff changeset
380 default:
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
parents: 78
diff changeset
381 e = parsePrimaryExpression();
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
parents: 78
diff changeset
382 break;
78
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
383 }
81
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
384 assert(e !is null);
78
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
385 return e;
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
386 }
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
387
79
df4e5c7ad58a - Implemented most of parsePostExpression() and parsePreExpression().
aziz
parents: 78
diff changeset
388 Expression parsePrimaryExpression()
78
f043759fb59a - Added code to parseUnaryExpression(); not fully implemented.
aziz
parents: 77
diff changeset
389 {
83
9e6d66f647c9 - Fix: IsExpression was created instead of IdentityExpression.
aziz
parents: 81
diff changeset
390 Expression e;
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
391 switch (token.type)
83
9e6d66f647c9 - Fix: IsExpression was created instead of IdentityExpression.
aziz
parents: 81
diff changeset
392 {
9e6d66f647c9 - Fix: IsExpression was created instead of IdentityExpression.
aziz
parents: 81
diff changeset
393 case T.Identifier:
84
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
394 break;
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
395 case T.Dot:
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
396 requireNext(T.Identifier);
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
397 e = new GlobalIdExpression(token.srcText);
84
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
398 break;
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
399 case T.This:
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
400 nT();
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
401 e = new ThisExpression();
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
402 break;
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
403 case T.Super:
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
404 nT();
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
405 e = new SuperExpression();
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
406 break;
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
407 case T.Null:
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
408 nT();
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
409 e = new NullExpression();
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
410 break;
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
411 case T.True, T.False:
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
412 nT();
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
413 e = new BoolExpression(token.type == T.True ? true : false);
84
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
414 break;
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
415 case T.Dollar:
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
416 nT();
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
417 e = new DollarExpression();
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
418 break;
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
419 case T.Int32/*, ...*/: // Number literals
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
420 break;
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
421 case T.CharLiteral, T.WCharLiteral, T.DCharLiteral:
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
422 nT();
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
423 e = new CharLiteralExpression(token.type);
84
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
424 break;
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
425 case T.String:
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
426 char[] buffer = token.str;
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
427 char postfix = token.pf;
84
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
428 nT();
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
429 while (token.type == T.String)
84
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
430 {
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
431 string tmp = token.str;
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
432 // if (postfix != token.pf)
86
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
433 // error();
84
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
434 if (tmp.length > 1)
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
435 {
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
436 buffer[$-1] = tmp[0]; // replace '\0'
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
437 buffer ~= tmp[1..$]; // append the rest
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
438 }
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
439 nT();
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
440 }
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
441 e = new StringLiteralExpression(buffer);
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
442 break;
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
443 case T.LBracket:
85
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
444 Expression[] values;
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
445
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
446 nT();
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
447 if (token.type != T.RBracket)
85
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
448 {
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
449 e = parseAssignExpression();
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
450 if (token.type == T.Colon)
85
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
451 goto LparseAssocArray;
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
452 else if (token.type == T.Comma)
85
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
453 values = [e] ~ parseArgumentList(T.RBracket);
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
454 else
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
455 require(T.RBracket);
85
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
456 }
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
457
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
458 e = new ArrayLiteralExpression(values);
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
459 break;
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
460
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
461 LparseAssocArray:
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
462 Expression[] keys;
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
463
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
464 keys ~= e;
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
465 nT(); // Skip colon.
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
466 values ~= parseAssignExpression();
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
467
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
468 if (token.type != T.RBracket)
85
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
469 while (1)
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
470 {
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
471 keys ~= parseAssignExpression();
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
472 if (token.type != T.Colon)
85
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
473 {
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
474 errorIfNot(T.Colon);
85
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
475 values ~= null;
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
476 if (token.type == T.RBracket)
85
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
477 break;
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
478 else
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
479 continue;
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
480 }
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
481 nT();
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
482 values ~= parseAssignExpression();
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
483 if (token.type == T.RBracket)
85
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
484 break;
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
485 errorIfNot(T.Comma);
85
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
486 }
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
487 assert(token.type == T.RBracket);
85
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
488 nT();
d8dc3171440d - Fixed parsing CallExpression and IndexExpression.
aziz
parents: 84
diff changeset
489 e = new AssocArrayLiteralExpression(keys, values);
84
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
490 break;
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
491 case T.LBrace:
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
492 break;
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
493 case T.Function, T.Delegate:
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
494 break;
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
495 case T.Assert:
86
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
496 Expression msg;
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
497 requireNext(T.LParen);
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
498 e = parseAssignExpression();
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
499 if (token.type == T.Comma)
86
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
500 {
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
501 nT();
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
502 msg = parseAssignExpression();
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
503 }
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
504 require(T.RParen);
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
505 e = new AssertExpression(e, msg);
84
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
506 break;
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
507 case T.Mixin:
86
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
508 requireNext(T.LParen);
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
509 e = parseAssignExpression();
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
510 require(T.RParen);
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
511 e = new MixinExpression(e);
84
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
512 break;
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
513 case T.Import:
86
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
514 requireNext(T.LParen);
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
515 e = parseAssignExpression();
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
516 require(T.RParen);
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
517 e = new ImportExpression(e);
84
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
518 break;
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
519 case T.Typeid:
86
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
520 requireNext(T.LParen);
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
521 e = new TypeidExpression();
84
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
522 break;
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
523 case T.Is:
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
524 break;
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
525 case T.LParen:
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
526 break;
86
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
527 // BasicType . Identifier
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
528 case T.Void, T.Char, T.Wchar, T.Dchar, T.Bool, T.Byte, T.Ubyte,
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
529 T.Short, T.Ushort, T.Int, T.Uint, T.Long, T.Ulong,
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
530 T.Float, T.Double, T.Real, T.Ifloat, T.Idouble, T.Ireal,
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
531 T.Cfloat, T.Cdouble, T.Creal:
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
532 TOK type = token.type;
86
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
533 requireNext(T.Dot);
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
534
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
535 string ident;
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
536 errorIfNot(T.Identifier);
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
537 if (token.type == T.Identifier)
86
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
538 {
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
539 ident = token.srcText;
86
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
540 nT();
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
541 }
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
542
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
543 e = new TypeDotIdExpression(type, ident);
84
ac8d961d10d1 - Added code for parsing This-,Super-,Null-,Bool-,Dollar-,CharLiteral- and StringLiteralExpression.
aziz
parents: 83
diff changeset
544 default:
83
9e6d66f647c9 - Fix: IsExpression was created instead of IdentityExpression.
aziz
parents: 81
diff changeset
545 }
9e6d66f647c9 - Fix: IsExpression was created instead of IdentityExpression.
aziz
parents: 81
diff changeset
546 return e;
77
7e21c4df1c02 - Implemented parseMulExpression().
aziz
parents: 76
diff changeset
547 }
7e21c4df1c02 - Implemented parseMulExpression().
aziz
parents: 76
diff changeset
548
81
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
549 Expression parseNewExpression(Expression e)
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
550 {
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
551 return null;
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
552 }
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
553
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
554 Expression[] parseArgumentList(TOK terminator)
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
555 {
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
556 Expression[] es;
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
557
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
558 nT();
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
559 if (token.type == terminator)
81
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
560 {
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
561 nT();
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
562 return null;
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
563 }
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
564
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
565 while (1)
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
566 {
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
567 es ~= parseAssignExpression();
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
568 if (token.type == terminator)
81
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
569 break;
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
570 errorIfNot(T.Comma);
81
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
571 }
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
572 nT();
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
573 return es;
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
574 }
aa1ea2548dd9 - Fixed parseExpression() method.
aziz
parents: 80
diff changeset
575
86
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
576 void errorIfNot(TOK tok)
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
577 {
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
578 if (token.type != tok)
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
579 error(MID.ExpectedButFound, tok, token.srcText);
86
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
580 }
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
581
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
582 void require(TOK tok)
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
583 {
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
584 if (token.type == tok)
86
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
585 nT();
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
586 else
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
587 error(MID.ExpectedButFound, tok, token.srcText);
86
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
588 }
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
589
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
590 void requireNext(TOK tok)
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
591 {
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
592 nT();
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
593 if (token.type == tok)
86
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
594 nT();
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
595 else
87
c9544b7d5c7d - Added member token and method nT(), which sets token to lx.token.
aziz
parents: 86
diff changeset
596 error(MID.ExpectedButFound, tok, token.srcText);
86
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
597 }
0459c902a370 - Added code for parsing Assert-, Mixin-, Import-, Typeid- and TypeDotIdExpressions.
aziz
parents: 85
diff changeset
598
71
b3777cca323c - Added Identity and NotIdentity tokens.
aziz
parents: 70
diff changeset
599 void error(MID id, ...)
b3777cca323c - Added Identity and NotIdentity tokens.
aziz
parents: 70
diff changeset
600 {
b3777cca323c - Added Identity and NotIdentity tokens.
aziz
parents: 70
diff changeset
601 errors ~= new Information(Information.Type.Parser, id, lx.loc, arguments(_arguments, _argptr));
b3777cca323c - Added Identity and NotIdentity tokens.
aziz
parents: 70
diff changeset
602 }
65
6c21ae79fbb3 - Renamed function Token.span to Token.srcText.
aziz
parents: 0
diff changeset
603 }