Mercurial > repos > tabletprog
annotate modules/parser.tp @ 237:dae093baf36c
Optimized implementation of character classes
author | Mike Pavone <pavone@retrodev.com> |
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date | Sun, 05 Jan 2014 17:00:33 -0800 |
parents | c463a891ccd3 |
children | 6aab8a5a2be9 |
rev | line source |
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Initial work on pattern match macrosfor the new parser
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1 #{ |
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2 _applyMatch <- :fun tomatch { |
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3 fun: tomatch |
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4 } |
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5 _matchString <- :str tomatch { |
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6 if: (tomatch isString?) { |
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7 if: (tomatch length) < (str length) { |
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8 #{ |
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9 matched? <- { false } |
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10 } |
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11 } else: { |
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12 if: (tomatch length) > (str length) { |
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13 tomatch <- tomatch from: 0 withLength: (str length) |
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14 } |
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15 if: str = tomatch { |
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16 #{ |
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17 matched? <- { true } |
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18 matchlen <- { str length } |
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19 basicYield? <- { true } |
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20 yield <- { str } |
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21 } |
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22 } else: { |
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23 #{ |
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24 matched? <- { false } |
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25 } |
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26 } |
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27 } |
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28 } else: { |
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29 #{ |
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30 matched? <- { false } |
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31 } |
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32 } |
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33 } |
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34 ifmatch:else <- :matchres :elseblock { |
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35 if: (matchres matched?) { |
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36 matchres |
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37 } else: { |
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38 elseblock: |
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39 } |
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40 } |
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41 _makeMatchCall <- :matchexpr { |
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42 if: (matchexpr nodeType) = "lambda" { |
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43 #{ |
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44 valid? <- { true } |
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45 matchcall <- quote: (_applyMatch: matchexpr tomatch) |
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46 } |
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47 } else: { |
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48 if: (matchexpr nodeType) = "symbol" { |
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49 #{ |
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50 valid? <- { true } |
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51 matchcall <- quote: (matchexpr: tomatch) |
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52 } |
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53 } else: { |
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54 if: (matchexpr nodeType) = "strlit" { |
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55 #{ |
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56 valid? <- { true } |
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57 matchcall <- quote: (_matchString: matchexpr tomatch) |
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58 } |
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59 } else: { |
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60 if: (matchexpr nodeType) = "op" { |
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61 if: (matchexpr opName) = "." { |
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62 left <- (_makeMatchCall: (matchexpr left)) matchcall |
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63 right <- (_makeMatchCall: (matchexpr right)) matchcall |
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64 #{ |
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65 valid? <- { true } |
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66 matchcall <- quote: (_applyMatch: :tomatch { |
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67 lm <- left |
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68 if: (lm matched?) { |
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69 orig <- tomatch |
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70 tomatch <- tomatch from: (lm matchlen) |
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71 rm <- right |
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72 if: (rm matched?) { |
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73 total <- (rm matchlen) + (lm matchlen) |
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74 #{ |
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75 matched? <- { true } |
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76 matchlen <- { total } |
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77 basicYield? <- { true } |
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78 yield <- { orig from: 0 withLength: total } |
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79 } |
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80 } else: { |
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81 rm |
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82 } |
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83 } else: { |
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84 lm |
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85 } |
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86 } tomatch) |
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87 } |
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88 } else: { |
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89 #{ |
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90 valid? <- { false } |
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91 message <- "Unsupported operator " . (matchexpr opName) |
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92 } |
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93 } |
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94 } else: { |
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95 #{ |
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96 valid? <- { false } |
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97 message <- "Unsupported AST node type " . (matchexpr nodeType) |
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98 } |
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99 } |
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100 } |
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101 } |
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102 } |
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103 } |
208
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104 expandClass <- :chars { |
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105 if: (chars length) > 0 { |
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106 pos <- 0 |
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107 inverted <- false |
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108 if: (chars byte: 0) = ("^" byte: 0) { |
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109 pos <- 1 |
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110 inverted <- true |
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111 } |
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112 state_begin <- 0 |
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113 state_normal <- 1 |
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114 state_rangeend <- 2 |
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115 state <- state_begin |
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116 out <- "" |
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117 while: { pos < (chars byte_length)} do: { |
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118 if: state = state_begin { |
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119 out <- out . (chars from: pos withLength: 1) |
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120 state <- state_normal |
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121 } else: { |
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122 if: state = state_normal { |
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123 if: (chars byte: pos) = ("-" byte: 0) { |
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124 state <- state_rangeend |
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125 } else: { |
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126 out <- out . (chars from: pos withLength: 1) |
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127 } |
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128 } else: { |
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129 rangestart <- out byte: ((out byte_length) - 1) |
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130 rangeend <- chars byte: pos |
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131 if: rangeend < rangestart { |
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132 tmp <- rangeend |
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133 rangeend <- rangestart |
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134 rangestart <- tmp |
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135 } |
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136 out <- out from: 0 withLength: ((out length) - 1) |
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137 while: { rangestart <= rangeend } do: { |
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138 out <- out . (rangestart asStringChar) |
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139 rangestart <- rangestart + 1 |
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140 } |
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141 state <- state_begin |
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142 } |
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143 } |
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144 pos <- pos + 1 |
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145 } |
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146 if: inverted { |
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147 old <- out |
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148 out <- "" |
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149 //skip control characters for now |
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150 cur <- 32 |
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151 while: { cur < 256 } do: { |
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152 notfound <- true |
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153 idx <- 0 |
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154 len <- (old length) |
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155 while: { notfound && idx < len } do: { |
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156 if: cur = (old byte: idx) { |
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157 notfound <- false |
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158 } else: { |
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159 idx <- idx + 1 |
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160 } |
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161 } |
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162 if: notfound { |
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163 out <- out . (cur asStringChar) |
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164 } |
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165 cur <- cur + 1 |
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166 } |
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167 } |
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168 out |
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169 } else: { |
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170 "" |
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171 } |
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172 } |
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173 charClass <- macro: :rawchars { |
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174 eval: rawchars :chars { |
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175 orig <- chars |
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176 chars <- expandClass: chars |
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177 charmap <- "" |
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178 char <- 0 |
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179 while: { char < 256 } do: { |
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180 mchar <- 0 |
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181 found <- false |
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182 while: { mchar < (chars byte_length)} do: { |
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183 if: (chars byte: mchar) = char { |
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184 found <- true |
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185 mchar <- chars byte_length |
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186 } |
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187 mchar <- mchar + 1 |
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188 } |
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189 charmap <- charmap . (if: found { "t" } else: { "f" }) |
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190 char <- char + 1 |
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191 } |
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192 t <- "t" byte: 0 |
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193 quote: :tomatch { |
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194 if: (tomatch isString?) { |
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195 if: (charmap byte: (tomatch byte: 0)) = t { |
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196 #{ |
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197 matched? <- { true } |
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198 matchlen <- { 1 } |
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199 basicYield? <- { true } |
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200 yield <- { tomatch from: 0 withLength: 1 } |
208
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201 } |
237
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202 } else: { |
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203 #{ |
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204 matched? <- { false } |
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205 } |
208
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206 } |
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207 } else: { |
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208 #{ |
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209 matched? <- { false } |
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210 } |
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211 } |
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212 } |
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213 } else: { |
212
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214 print: "#error Argument to charClass macro must be a compile-time constant\n" |
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215 } |
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216 } |
209
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217 |
220
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218 _nPlus <- :matchexpr min { |
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219 funexpr <- false |
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220 valid <- false |
212
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221 mc <- _makeMatchCall: matchexpr |
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222 if: (mc valid?) { |
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223 mcall <- mc matchcall |
209
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224 quote: :tomatch { |
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225 cur <- 0 |
220
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226 count <- 0 |
209
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227 n <- tomatch byte_length |
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228 orig <- tomatch |
222
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229 _match <- true |
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230 allBasic? <- true |
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231 yieldvals <- [] |
222
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232 while: { _match && cur < n } do: { |
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233 res <- mcall |
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234 _match <- res matched? |
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235 if: _match { |
220
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236 count <- count + 1 |
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237 //TODO: Use some kind of lightweight substring wrapper here |
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238 tomatch <- tomatch from: (res matchlen) |
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239 if: allBasic? { |
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240 ifnot: (res basicYield?) { |
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241 allBasic? <- false |
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242 if: cur > 0 { |
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243 yieldvals <- (orig from: 0 withLength: cur) | yieldvals |
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244 } |
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245 yieldvals <- (res yield) | yieldvals |
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246 } |
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247 } else: { |
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248 yieldvals <- (res yield) | yieldvals |
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249 } |
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250 allBasic? <- allBasic? && (res basicYield?) |
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251 cur <- cur + (res matchlen) |
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252 } |
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253 } |
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254 if: count >= min { |
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255 if: allBasic? { |
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256 #{ |
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257 matched? <- { true } |
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258 matchlen <- { cur } |
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259 basicYield? <- { true } |
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260 yield <- { orig from: 0 withLength: cur } |
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261 } |
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262 } else: { |
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263 yieldvals <- yieldvals reverse |
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264 #{ |
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265 matched? <- { true } |
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266 matchlen <- { cur } |
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267 basicYield? <- { false } |
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268 yield <- { yieldvals } |
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269 } |
209
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270 } |
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271 } else: { |
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272 #{ |
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273 matched? <- { false } |
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274 } |
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275 } |
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276 } |
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277 } else: { |
220
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278 print: "#error Invalid nPlus macro call: " . (mc message) . "\n" |
212
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279 } |
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280 } |
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281 |
220
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282 zeroPlus <- macro: :matchexpr { |
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283 _nPlus: matchexpr 0 |
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284 } |
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285 |
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286 onePlus <- macro: :matchexpr { |
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287 _nPlus: matchexpr 1 |
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288 } |
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289 |
212
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290 matchOne <- macro: :options { |
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291 options <- (options value) map: :option { |
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292 _makeMatchCall: option |
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293 } |
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294 body <- options foldr: (quote: #{ |
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295 matched? <- { false } |
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296 }) with: :acc el { |
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297 if: (el valid?) { |
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298 mcall <- el matchcall |
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299 quote: (ifmatch: mcall else: { acc }) |
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300 } else: { |
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301 print: "#error Invalid matchOne macro call: " . (el message) . "\n" |
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302 acc |
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303 } |
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304 } |
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305 quote: :tomatch { |
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306 body |
209
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307 } |
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308 } |
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309 |
222
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310 match <- macro: :matchexpr { |
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311 mc <- _makeMatchCall: matchexpr |
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312 if: (mc valid?) { |
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313 mcall <- mc matchcall |
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314 quote: :tomatch { |
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315 mcall |
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316 } |
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317 } else: { |
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318 print: "#error Invalid macth macro call: " . (mc message) . "\n" |
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319 } |
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320 } |
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321 |
213
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322 match:yield <- macro: :matchexpr :ylambda { |
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323 mc <- _makeMatchCall: matchexpr |
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324 if: (mc valid?) { |
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325 mcall <- mc matchcall |
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326 quote: :tomatch { |
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327 res <- mcall |
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328 if: (res matched?) { |
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329 #{ |
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330 matched? <- { true } |
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331 matchlen <- { res matchlen } |
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332 basicYield? <- { false } |
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333 yield <- ylambda |
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334 } |
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335 } else: { |
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336 res |
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337 } |
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338 } |
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339 } else: { |
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340 print: "#error Invalid macth:yield macro call: " . (mc message) . "\n" |
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341 } |
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342 } |
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343 |
218
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344 match:where:yield <- macro: :matchexpr :whereclause :ylambda { |
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345 syms <- [] |
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346 withwhere <- (whereclause expressions) fold: (quote: :tomatch {}) with: :acc el { |
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347 |
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348 if: (el nodeType) = "assignment" { |
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349 valassign <- quote: (val <- false) |
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350 valsym <- (valassign) symbol |
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351 valsym <- valsym name!: (valsym name) . ((el symbol) name) |
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352 valassign <- valassign symbol!: valsym |
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353 acc addExpression: valassign |
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354 |
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355 matchassign <- quote: (hasmatch <- false) |
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356 matchsym <- (matchassign) symbol |
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357 matchsym <- matchsym name!: (matchsym name) . ((el symbol) name) |
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358 matchassign <- matchassign symbol!: matchsym |
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359 acc addExpression: matchassign |
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360 |
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361 mc <- _makeMatchCall: (el expression) |
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362 |
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363 if: (mc valid?) { |
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364 mcall <- mc matchcall |
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365 matchfun <- quote: :tomatch { |
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366 if: matchsym { |
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367 if: valsym = tomatch { |
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368 #{ |
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369 matched? <- { true } |
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370 matchlen <- { valsym length } |
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371 basicYield? <- { true } //TODO: Check if this is correct |
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372 yield <- { valsym } |
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373 } |
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374 } else: { |
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375 #{ |
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376 matched? <- { false } |
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377 } |
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378 } |
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379 } else: { |
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380 mr <- mcall |
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381 if: (mr matched?) { |
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382 matchsym <- true |
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383 valsym <- (mr yield) |
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384 } |
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385 mr |
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386 } |
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387 } |
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388 acc <- acc addExpression: (el expression!: matchfun) |
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389 syms <- list node: #{ |
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390 orig <- el symbol |
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391 matchval <- valsym |
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392 } withTail: syms |
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393 acc |
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394 } else: { |
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395 print: "#error " . ((el symbol) name) . " does not have a valid match expression: " . (mc message) . "\n" |
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396 } |
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397 |
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398 } else: { |
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399 print: "#error Nodes of type " . (el nodeType) . " are not allowed in match where clauses\n" |
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400 acc |
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401 } |
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402 } |
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403 mcMain <- _makeMatchCall: matchexpr |
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404 if: (mcMain valid?) { |
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405 mcall <- mcMain matchcall |
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406 withwhere addExpression: (quote: (matchres <- mcall)) |
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407 successLambda <- quote: { |
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408 //Extra assignments will be added here |
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409 mlen <- matchres matchlen |
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410 #{ |
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411 matched? <- { true } |
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412 matchlen <- { mlen } |
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413 basicYield? <- { false } |
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414 yield <- ylambda |
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415 } |
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416 } |
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417 sucexp <- syms fold: (successLambda expressions) with: :acc el { |
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418 lsym <- el orig |
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419 rsym <- el matchval |
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420 (quote: (lsym <- rsym)) | acc |
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421 } |
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422 successLambda <- successLambda expressions!: sucexp |
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423 withwhere addExpression: (quote: (if: (matchres matched?) successLambda else: { |
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424 matchres |
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425 })) |
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426 withwhere |
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427 } else: { |
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428 print: "#error Error in main match expression of match:where:yield: " . (mcMain message) . "\n" |
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429 } |
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430 } |
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431 |
225
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432 binaryOps:withHigherPrec <- macro: :oplist :higher { |
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433 quote: (match: Left . Pieces where: { |
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434 Left <- match: higher |
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435 Pieces <- zeroPlus: (match: hws . Op . Right where: { |
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436 Op <- matchOne: oplist |
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437 Right <- match: higher |
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438 } yield: { |
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439 #{ |
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440 op <- Op |
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441 right <- Right |
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442 } |
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443 }) |
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444 } yield: { |
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445 _processOpPieces: Left Pieces |
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446 }) |
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447 } |
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448 |
226
6055f56d0e45
Implement all the binary operators except and/or/xor in grammar
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449 opexpr <- binaryOps: ["&&" "||"] withHigherPrec: compare |
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450 compare <- binaryOps: ["<=" ">=" "<" ">" "=" "!="] withHigherPrec: maybecons |
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451 maybecons <- matchOne: [ |
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452 consop |
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453 addsub |
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454 ] |
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455 consop <- match: Left . hws . "|" . Right where: { |
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456 Left <- match: addsub |
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457 Right <- match: maybecons |
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458 } yield: { |
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459 #{ |
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460 left <- Left |
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461 op <- "|" |
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462 right <- Right |
227
8c16ef123aee
Implement list literals in grammar
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463 string <- { |
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464 (string: left) . " " . op . " " . right |
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465 } |
226
6055f56d0e45
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466 } |
6055f56d0e45
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|
467 } |
225
262f5ae1bb1b
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468 addsub <- binaryOps: ["+" "-" "."] withHigherPrec: muldiv |
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469 muldiv <- binaryOps: ["*" "/" "%"] withHigherPrec: primlitsym |
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470 |
262f5ae1bb1b
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471 //TODO: Implement operator expressions |
226
6055f56d0e45
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|
472 |
209
4b3b57f39f10
Implement zeroPlus macro
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473 |
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474 _alpha <- charClass: "a-zA-Z" |
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475 alpha <- zeroPlus: _alpha |
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476 alphaNum <- zeroPlus: (charClass: "a-zA-Z0-9") |
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477 |
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478 blockComment <- match: "/*" . (zeroPlus: (matchOne: [(charClass: "^*") "*" . (charClass: "^/")])) . "*/" yield: { false } |
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479 |
212
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480 hws <- zeroPlus: (matchOne: [ |
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481 (charClass: " \t") |
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482 blockComment |
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483 ]) |
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484 |
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485 ws <- zeroPlus: (matchOne: [ |
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486 (charClass: " \n\t\r") |
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487 "//" . (zeroPlus: (charClass: "^\n")) . "\n" |
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488 blockComment |
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489 ]) |
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Implement matchOne matching macro. Support more AST node types in zeroPlus matching macro.
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490 |
220
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491 escape <- matchOne: [ |
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492 (match: "\\n" yield: {"\n"}) |
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493 (match: "\\r" yield: {"\n"}) |
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Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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494 (match: "\\t" yield: {"\n"}) |
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495 (match: "\\\\" yield: {"\\"}) |
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496 (match: "\\\"" yield: {"\""}) |
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497 ] |
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498 |
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499 string <- match: "\"" . Chars . "\"" where: { |
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500 Chars <- zeroPlus: (matchOne: [ |
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501 match: Reg where: { Reg <- charClass: "^\"\\" } yield: { Reg } |
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502 escape |
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503 ]) |
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504 } yield: { |
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505 if: (Chars length) = 0 { |
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506 Chars <- [] |
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507 } |
220
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508 Chars join: "" |
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509 } |
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Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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510 |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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511 bdigit <- matchOne: [ |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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512 (match: "0" yield: {0i64}) |
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Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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513 (match: "1" yield: {1i64}) |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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514 ] |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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515 |
213
e00a8bc6361b
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516 digit <- matchOne: [ |
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Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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517 bdigit |
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518 (match: "2" yield: {2i64}) |
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Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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519 (match: "3" yield: {3i64}) |
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520 (match: "4" yield: {4i64}) |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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|
521 (match: "5" yield: {5i64}) |
a1a80af71b05
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522 (match: "6" yield: {6i64}) |
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Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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523 (match: "7" yield: {7i64}) |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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|
524 (match: "8" yield: {8i64}) |
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525 (match: "9" yield: {9i64}) |
213
e00a8bc6361b
Implement match:yield macro
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526 ] |
208
a1b4a2bc8d72
Initial work on pattern match macrosfor the new parser
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|
527 |
220
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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|
528 hdigit <- matchOne: [ |
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|
529 digit |
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Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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|
530 (match: (charClass: "aA") yield: {10i64}) |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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|
531 (match: (charClass: "bB") yield: {11i64}) |
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Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
Michael Pavone <pavone@retrodev.com>
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|
532 (match: (charClass: "cC") yield: {12i64}) |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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parents:
218
diff
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|
533 (match: (charClass: "dD") yield: {13i64}) |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
Michael Pavone <pavone@retrodev.com>
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|
534 (match: (charClass: "eE") yield: {14i64}) |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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parents:
218
diff
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|
535 (match: (charClass: "fF") yield: {15i64}) |
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Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
Michael Pavone <pavone@retrodev.com>
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|
536 ] |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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218
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changeset
|
537 |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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|
538 binary <- match: "0b" . Digits . Suffix where: { |
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Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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|
539 Digits <- onePlus: bdigit |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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|
540 Suffix <- matchOne: [ |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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218
diff
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|
541 (charClass: "ui") . (matchOne: ["8" "16" "32" "64"]) |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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218
diff
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|
542 "" |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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218
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changeset
|
543 ] |
218
b799192e404b
Implemented match:where:yield and fixed a bug in zeroPlus
Michael Pavone <pavone@retrodev.com>
parents:
213
diff
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|
544 } yield: { |
b799192e404b
Implemented match:where:yield and fixed a bug in zeroPlus
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changeset
|
545 num <- Digits fold: 0 with: :acc el { |
220
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Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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|
546 acc * 2i64 + el |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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|
547 } |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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|
548 signed <- true |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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|
549 litbits <- 32 |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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changeset
|
550 if: (Suffix length) > 0 { |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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|
551 if: (Suffix from: 0 withLength: 1) = "u" { |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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|
552 signed <- false |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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|
553 } |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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changeset
|
554 litbits <- (Suffix from: 1) int32 |
218
b799192e404b
Implemented match:where:yield and fixed a bug in zeroPlus
Michael Pavone <pavone@retrodev.com>
parents:
213
diff
changeset
|
555 } |
b799192e404b
Implemented match:where:yield and fixed a bug in zeroPlus
Michael Pavone <pavone@retrodev.com>
parents:
213
diff
changeset
|
556 #{ |
b799192e404b
Implemented match:where:yield and fixed a bug in zeroPlus
Michael Pavone <pavone@retrodev.com>
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213
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changeset
|
557 litval <- num |
220
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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|
558 signed? <- signed |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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|
559 bits <- litbits |
222
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Implemented more of the grammar. Dealt with some name conflicts along the way.
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parents:
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changeset
|
560 string <- { |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
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parents:
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changeset
|
561 str <- "0b" |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
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|
562 i <- bits - 1 |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
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changeset
|
563 printzero <- false |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
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changeset
|
564 while: { i >= 0 } do: { |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
Michael Pavone <pavone@retrodev.com>
parents:
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diff
changeset
|
565 str <- str . (if: (lshift: 1 by: i) and num > 0 { |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
Michael Pavone <pavone@retrodev.com>
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changeset
|
566 printzero <- true |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
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|
567 "1" |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
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parents:
220
diff
changeset
|
568 } else: { |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
Michael Pavone <pavone@retrodev.com>
parents:
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changeset
|
569 if: printzero {"0"} else: {""} |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
Michael Pavone <pavone@retrodev.com>
parents:
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changeset
|
570 }) |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
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|
571 i <- i - 1 |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
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changeset
|
572 } |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
Michael Pavone <pavone@retrodev.com>
parents:
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changeset
|
573 if: (not: signed?) || bits != 32 { |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
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parents:
220
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changeset
|
574 str <- str . (if: signed { "i" } else: { "u" }) . bits |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
Michael Pavone <pavone@retrodev.com>
parents:
220
diff
changeset
|
575 } |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
Michael Pavone <pavone@retrodev.com>
parents:
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changeset
|
576 str |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
Michael Pavone <pavone@retrodev.com>
parents:
220
diff
changeset
|
577 } |
220
a1a80af71b05
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|
578 } |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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|
579 } |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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|
580 |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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changeset
|
581 decimal <- match: Sign . Digits . Suffix where: { |
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582 Sign <- matchOne: ["-" ""] |
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583 Digits <- onePlus: digit |
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584 Suffix <- matchOne: [ |
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585 (charClass: "ui") . (matchOne: ["8" "16" "32" "64"]) |
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586 "" |
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587 ] |
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588 } yield: { |
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589 num <- Digits fold: 0 with: :acc el { |
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590 acc * 10i64 + el |
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591 } |
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592 if: Sign = "-" { |
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593 num <- 0i64 - num |
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594 } |
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595 signed <- true |
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596 litbits <- 32 |
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597 if: (Suffix length) > 0 { |
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598 if: (Suffix from: 0 withLength: 1) = "u" { |
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599 signed <- false |
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600 } |
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601 print: (Suffix from: 1) . "\n" |
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602 litbits <- (Suffix from: 1) int32 |
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603 } |
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604 #{ |
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605 litval <- num |
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606 signed? <- signed |
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607 bits <- litbits |
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608 string <- { |
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609 str <- string: litval |
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610 if: (not: signed?) || bits != 32 { |
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611 str <- str . (if: signed? {"i"} else: {"u"}) . bits |
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612 } |
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613 str |
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614 } |
220
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615 } |
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616 } |
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617 |
222
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618 hexlit <- match: "0x" . Digits . Suffix where: { |
220
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619 Digits <- onePlus: hdigit |
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620 Suffix <- matchOne: [ |
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621 (charClass: "ui") . (matchOne: ["8" "16" "32" "64"]) |
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622 "" |
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623 ] |
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624 } yield: { |
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625 num <- Digits fold: 0 with: :acc el { |
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626 acc * 16i64 + el |
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627 } |
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628 signed <- true |
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629 litbits <- 32 |
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630 if: (Suffix length) > 0 { |
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631 if: (Suffix from: 0 withLength: 1) = "u" { |
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632 signed <- false |
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633 } |
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634 litbits <- (Suffix from: 1) int32 |
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635 } |
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636 #{ |
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637 litval <- num |
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638 signed? <- signed |
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639 bits <- litbits |
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640 string <- { |
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641 str <- "0x" . (hex: litval) |
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642 if: (not: signed?) || bits != 32 { |
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643 str <- str . (if: signed? {"i"} else: {"u"}) . bits |
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644 } |
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645 str |
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646 } |
220
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647 } |
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648 } |
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649 |
222
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650 symexpr <- match: Name where: { |
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651 Name <- match: (onePlus: (charClass: "a-zA-Z_@!?")) . (zeroPlus: ((matchOne: [":" ""]) . (charClass: "a-zA-Z_@!?0-9"))) |
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652 } yield: { |
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653 #{ |
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654 name <- Name |
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655 string <- { |
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656 name |
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657 } |
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658 } |
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659 } |
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660 |
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661 namepart <- match: hws . Symbol . ":" where: { |
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662 Symbol <- match: symexpr |
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663 } yield: { |
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664 #{ |
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665 isNamePart? <- { true } |
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666 val <- Symbol name |
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667 } |
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668 } |
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669 |
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670 argpart <- matchOne: [ |
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671 match: namepart |
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672 match: Arg where: { |
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673 Arg <- opexpr |
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674 } yield: { |
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675 #{ |
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676 isNamePart? <- { false } |
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677 val <- Arg |
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678 } |
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679 } |
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680 ] |
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681 |
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682 funcall <- match: hws . Initial . Parts where: { |
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683 Initial <- match: namepart |
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684 Parts <- onePlus: argpart |
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685 } yield: { |
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686 Initial | Parts foldr: #{ |
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687 name <- "" |
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688 args <- [] |
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689 } with: :acc el { |
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690 nextName <- acc name |
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691 nextArgs <- acc args |
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692 if: (el isNamePart?) { |
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diff
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|
693 nextName <- if: ((acc name) length) > 0 { (el val) . ":" . (acc name) } else: { el val } |
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694 } else: { |
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|
695 nextArgs <- (el val) | nextArgs |
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|
696 } |
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|
697 |
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|
698 #{ |
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|
699 name <- nextName |
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|
700 args <- nextArgs |
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|
701 string <- { |
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702 str <- "" |
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|
703 curArgs <- args |
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|
704 nameParts <- name splitOn: ":" |
232
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Fix string method of funcall nodes
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diff
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|
705 foreach: nameParts :idx part { |
222
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|
706 str <- str . part . ":" |
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220
diff
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|
707 if: (not: (curArgs empty?)) { |
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|
708 str <- str . " " . (curArgs value) |
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|
709 curArgs <- curArgs tail |
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|
710 } |
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|
711 } |
235
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|
712 while: { not: (curArgs empty?) } do: { |
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|
713 str <- str . " " . (curArgs value) |
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diff
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|
714 curArgs <- curArgs tail |
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diff
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|
715 } |
222
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|
716 str |
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|
717 } |
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|
718 } |
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|
719 } |
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|
720 } |
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|
721 |
227
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|
722 unarymeth <- match: Receiver . hws . Method where: { |
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|
723 Receiver <- match: opexpr |
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|
724 Method <- match: symexpr |
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|
725 } yield: { |
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|
726 #{ |
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|
727 receiver <- Receiver |
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|
728 name <- Method name |
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226
diff
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|
729 args <- [] |
234
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diff
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|
730 string <- { |
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|
731 (string: receiver) . " " . name |
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232
diff
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|
732 } |
227
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226
diff
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|
733 } |
8c16ef123aee
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Michael Pavone <pavone@retrodev.com>
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226
diff
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|
734 } |
8c16ef123aee
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226
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|
735 |
222
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|
736 methcall <- match: Receiver . hws . Rest where: { |
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|
737 Receiver <- match: opexpr |
227
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|
738 Rest <- match: funcall |
222
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|
739 } yield: { |
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|
740 #{ |
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|
741 receiver <- Receiver |
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|
742 name <- Rest name |
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|
743 args <- Rest args |
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|
744 string <- { |
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|
745 nameParts <- name splitOn: ":" |
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|
746 curArgs <- args |
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|
747 str <- (string: receiver) . " " |
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changeset
|
748 foreach: nameParts :part { |
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|
749 str <- str . part . ":" |
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|
750 if: (not: (curArgs empty?)) { |
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|
751 str <- str . " " . (curArgs value) |
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|
752 curArgs <- curArgs tail |
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|
753 } |
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|
754 } |
235
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|
755 while: { not: (curArgs empty?) } do: { |
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|
756 str <- str . " " . (curArgs value) |
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234
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|
757 curArgs <- curArgs tail |
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|
758 } |
222
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220
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|
759 str |
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220
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changeset
|
760 } |
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220
diff
changeset
|
761 } |
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220
diff
changeset
|
762 } |
223
25db1c7c7300
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222
diff
changeset
|
763 _processOpPieces <- :Left Pieces { |
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222
diff
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|
764 if: (Pieces length) > 0 { |
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|
765 Pieces fold: Left with: :acc piece { |
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222
diff
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|
766 #{ |
25db1c7c7300
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222
diff
changeset
|
767 left <- acc |
25db1c7c7300
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222
diff
changeset
|
768 op <- piece op |
25db1c7c7300
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222
diff
changeset
|
769 right <- piece right |
25db1c7c7300
Added addition and multiplication precedence level operators to grammar
Michael Pavone <pavone@retrodev.com>
parents:
222
diff
changeset
|
770 string <- { |
25db1c7c7300
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222
diff
changeset
|
771 (string: left) . " " . op . " " . right |
25db1c7c7300
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222
diff
changeset
|
772 } |
25db1c7c7300
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Michael Pavone <pavone@retrodev.com>
parents:
222
diff
changeset
|
773 } |
25db1c7c7300
Added addition and multiplication precedence level operators to grammar
Michael Pavone <pavone@retrodev.com>
parents:
222
diff
changeset
|
774 } |
25db1c7c7300
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Michael Pavone <pavone@retrodev.com>
parents:
222
diff
changeset
|
775 } else: { |
25db1c7c7300
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222
diff
changeset
|
776 Left |
25db1c7c7300
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Michael Pavone <pavone@retrodev.com>
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222
diff
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|
777 } |
25db1c7c7300
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Michael Pavone <pavone@retrodev.com>
parents:
222
diff
changeset
|
778 } |
25db1c7c7300
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222
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changeset
|
779 |
222
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220
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changeset
|
780 expr <- match: (hws . Expr . ws) where: { |
c6e321a538d4
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|
781 Expr <- matchOne: [ |
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220
diff
changeset
|
782 funcall |
c6e321a538d4
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220
diff
changeset
|
783 methcall |
227
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226
diff
changeset
|
784 unarymeth |
230
195f02ba349b
Implement lambdas in grammar. Make assignments an expression in grammar.
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parents:
228
diff
changeset
|
785 assignment |
227
8c16ef123aee
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226
diff
changeset
|
786 opexpr |
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226
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|
787 ] |
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226
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changeset
|
788 } yield: { |
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226
diff
changeset
|
789 Expr |
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226
diff
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|
790 } |
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226
diff
changeset
|
791 |
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226
diff
changeset
|
792 lexpr <- match: (hws . Expr . ws) where: { |
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226
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|
793 Expr <- matchOne: [ |
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226
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|
794 funcall |
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|
795 methcall |
222
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|
796 opexpr |
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changeset
|
797 ] |
c6e321a538d4
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diff
changeset
|
798 } yield: { |
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changeset
|
799 Expr |
c6e321a538d4
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220
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changeset
|
800 } |
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220
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changeset
|
801 |
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changeset
|
802 assignment <- match: ws . Symbol . hws . "<-" . Expr where: { |
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changeset
|
803 Symbol <- match: symexpr |
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changeset
|
804 Expr <- match: expr |
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changeset
|
805 } yield: { |
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|
806 #{ |
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changeset
|
807 assign <- Expr |
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changeset
|
808 to <- Symbol |
c6e321a538d4
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changeset
|
809 string <- { |
c6e321a538d4
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changeset
|
810 (string: to) . " <- " . assign |
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changeset
|
811 } |
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|
812 } |
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diff
changeset
|
813 } |
c6e321a538d4
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220
diff
changeset
|
814 |
c6e321a538d4
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diff
changeset
|
815 object <- match: "#{" . ws . Messages . "}" where: { |
c6e321a538d4
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Michael Pavone <pavone@retrodev.com>
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220
diff
changeset
|
816 Messages <- zeroPlus: assignment |
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|
817 } yield: { |
c6e321a538d4
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|
818 #{ |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
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220
diff
changeset
|
819 messages <- Messages |
c6e321a538d4
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220
diff
changeset
|
820 string <- { |
c6e321a538d4
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220
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|
821 "#{\n\t". ((messages map: :el { |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
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220
diff
changeset
|
822 string: el |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
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|
823 }) join: "\n\t") . "\n}" |
c6e321a538d4
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220
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|
824 } |
c6e321a538d4
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220
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|
825 } |
c6e321a538d4
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220
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|
826 } |
c6e321a538d4
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|
827 |
227
8c16ef123aee
Implement list literals in grammar
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|
828 listlit <- match: "[" . ws . Els . "]" where: { |
8c16ef123aee
Implement list literals in grammar
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226
diff
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|
829 Els <- zeroPlus: lexpr |
8c16ef123aee
Implement list literals in grammar
Michael Pavone <pavone@retrodev.com>
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226
diff
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|
830 } yield: { |
8c16ef123aee
Implement list literals in grammar
Michael Pavone <pavone@retrodev.com>
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226
diff
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|
831 //Handle limitation of zeroPlus macro |
8c16ef123aee
Implement list literals in grammar
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226
diff
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|
832 if: (Els length) = 0 { |
8c16ef123aee
Implement list literals in grammar
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226
diff
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|
833 Els <- [] |
8c16ef123aee
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226
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|
834 } |
8c16ef123aee
Implement list literals in grammar
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226
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|
835 #{ |
8c16ef123aee
Implement list literals in grammar
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226
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|
836 litval <- Els |
8c16ef123aee
Implement list literals in grammar
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|
837 string <- { |
8c16ef123aee
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|
838 "[\n\t". ((litval map: :el { |
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839 string: el |
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226
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|
840 }) join: "\n\t") . "\n]" |
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|
841 } |
8c16ef123aee
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226
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|
842 } |
8c16ef123aee
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226
diff
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|
843 } |
8c16ef123aee
Implement list literals in grammar
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226
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|
844 |
228
decdf28a8517
Implemented arrays in grammar
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|
845 arraylit <- match: "#[" . ws . Els . "]" where: { |
decdf28a8517
Implemented arrays in grammar
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diff
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|
846 Els <- zeroPlus: lexpr |
decdf28a8517
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227
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|
847 } yield: { |
decdf28a8517
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227
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|
848 //Handle limitation of zeroPlus macro |
decdf28a8517
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227
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|
849 if: (Els length) = 0 { |
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227
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|
850 Els <- [] |
decdf28a8517
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|
851 } |
decdf28a8517
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|
852 #{ |
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|
853 litval <- Els |
decdf28a8517
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|
854 string <- { |
decdf28a8517
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855 "#[\n\t". ((litval map: :el { |
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227
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|
856 string: el |
decdf28a8517
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|
857 }) join: "\n\t") . "\n]" |
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|
858 } |
decdf28a8517
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|
859 } |
decdf28a8517
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|
860 } |
decdf28a8517
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|
861 |
230
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862 argname <- match: hws . Pre . Initial . Rest where: { |
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863 Pre <- matchOne: [":" ""] |
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864 Initial <- onePlus: (charClass: "a-zA-Z_!?@") |
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865 Rest <- zeroPlus: (charClass: "a-zA-Z_!?@0-9") |
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866 } yield: { |
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867 Pre . Initial . Rest |
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868 } |
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|
869 |
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870 lambda <- match: hws . Arglist . hws . "{" . ws . Exprs . "}" where: { |
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871 Arglist <- matchOne: [ |
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872 match: ":" . First . Rest where: { |
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873 First <- match: symexpr |
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|
874 Rest <- zeroPlus: argname |
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875 } yield: { |
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876 if: (Rest length) = 0 { |
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Implement lambdas in grammar. Make assignments an expression in grammar.
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|
877 Rest <- [] |
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|
878 } |
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|
879 ":" . (First name) | Rest |
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228
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|
880 } |
195f02ba349b
Implement lambdas in grammar. Make assignments an expression in grammar.
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228
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|
881 match: "" yield: { [] } |
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228
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|
882 ] |
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Michael Pavone <pavone@retrodev.com>
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228
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|
883 Exprs <- zeroPlus: expr |
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|
884 } yield: { |
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228
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|
885 if: (Exprs length) = 0 { |
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228
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|
886 Exprs <- [] |
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|
887 } |
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228
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|
888 #{ |
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|
889 args <- Arglist |
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|
890 expressions <- Exprs |
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|
891 string <- { |
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Implement lambdas in grammar. Make assignments an expression in grammar.
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|
892 (args join: " ") . "{\n\t" . |
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893 ((expressions map: :el { string: el }) join: "\n\t") . |
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|
894 "}" |
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|
895 } |
195f02ba349b
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228
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|
896 } |
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228
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|
897 } |
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Implement lambdas in grammar. Make assignments an expression in grammar.
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|
898 |
231
e48c74a7539e
Fix string parsing in grammar and add it to the primlitsym rule. Add parentheses expressions. Allow parsing from a file.
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|
899 parenexp <- match: "(" . ws . Expr . ws . ")" where: { |
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|
900 Expr <- match: expr |
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901 } yield: { |
e48c74a7539e
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|
902 Expr |
e48c74a7539e
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|
903 } |
e48c74a7539e
Fix string parsing in grammar and add it to the primlitsym rule. Add parentheses expressions. Allow parsing from a file.
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|
904 |
222
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|
905 primlitsym <- match: hws . Lit where: { |
c6e321a538d4
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220
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|
906 Lit <- matchOne: [ |
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220
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|
907 hexlit |
c6e321a538d4
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220
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|
908 binary |
c6e321a538d4
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220
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|
909 decimal |
c6e321a538d4
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220
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|
910 symexpr |
230
195f02ba349b
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|
911 lambda |
222
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|
912 object |
227
8c16ef123aee
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226
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|
913 listlit |
228
decdf28a8517
Implemented arrays in grammar
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227
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changeset
|
914 arraylit |
231
e48c74a7539e
Fix string parsing in grammar and add it to the primlitsym rule. Add parentheses expressions. Allow parsing from a file.
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|
915 string |
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|
916 parenexp |
222
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|
917 ] |
c6e321a538d4
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|
918 } yield: { |
c6e321a538d4
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220
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|
919 Lit |
c6e321a538d4
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|
920 } |
c6e321a538d4
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|
921 |
231
e48c74a7539e
Fix string parsing in grammar and add it to the primlitsym rule. Add parentheses expressions. Allow parsing from a file.
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|
922 top <- matchOne: [ |
e48c74a7539e
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|
923 object |
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Fix string parsing in grammar and add it to the primlitsym rule. Add parentheses expressions. Allow parsing from a file.
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|
924 lambda |
e48c74a7539e
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|
925 ] |
e48c74a7539e
Fix string parsing in grammar and add it to the primlitsym rule. Add parentheses expressions. Allow parsing from a file.
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|
926 |
220
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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|
927 testmatchintlit <- :val matchfun { |
a1a80af71b05
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|
928 res <- matchfun: val |
a1a80af71b05
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218
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|
929 if: (res matched?) { |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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|
930 y <- res yield |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
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|
931 print: val . " matched with litval " . (y litval) . ", bits " . (y bits) . " and singned? " . (y signed?) . "\n" |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
Michael Pavone <pavone@retrodev.com>
parents:
218
diff
changeset
|
932 } else: { |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
Michael Pavone <pavone@retrodev.com>
parents:
218
diff
changeset
|
933 print: val . " did not match\n" |
218
b799192e404b
Implemented match:where:yield and fixed a bug in zeroPlus
Michael Pavone <pavone@retrodev.com>
parents:
213
diff
changeset
|
934 } |
b799192e404b
Implemented match:where:yield and fixed a bug in zeroPlus
Michael Pavone <pavone@retrodev.com>
parents:
213
diff
changeset
|
935 } |
b799192e404b
Implemented match:where:yield and fixed a bug in zeroPlus
Michael Pavone <pavone@retrodev.com>
parents:
213
diff
changeset
|
936 |
231
e48c74a7539e
Fix string parsing in grammar and add it to the primlitsym rule. Add parentheses expressions. Allow parsing from a file.
Michael Pavone <pavone@retrodev.com>
parents:
230
diff
changeset
|
937 main <- :args { |
209
4b3b57f39f10
Implement zeroPlus macro
Michael Pavone <pavone@retrodev.com>
parents:
208
diff
changeset
|
938 cmatch <- alpha: "czx0123" |
208
a1b4a2bc8d72
Initial work on pattern match macrosfor the new parser
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
939 zeromatch <- alpha: "01234" |
a1b4a2bc8d72
Initial work on pattern match macrosfor the new parser
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
940 if: (cmatch matched?) { |
209
4b3b57f39f10
Implement zeroPlus macro
Michael Pavone <pavone@retrodev.com>
parents:
208
diff
changeset
|
941 print: "czx0123 matched with length " . (cmatch matchlen) . "\n" |
208
a1b4a2bc8d72
Initial work on pattern match macrosfor the new parser
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
942 } else: { |
209
4b3b57f39f10
Implement zeroPlus macro
Michael Pavone <pavone@retrodev.com>
parents:
208
diff
changeset
|
943 print: "czx0123 didn't match\n" |
208
a1b4a2bc8d72
Initial work on pattern match macrosfor the new parser
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
944 } |
a1b4a2bc8d72
Initial work on pattern match macrosfor the new parser
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
945 if: (zeromatch matched?) { |
a1b4a2bc8d72
Initial work on pattern match macrosfor the new parser
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
946 print: "0123 matched with length " . (zeromatch matchlen) . "\n" |
a1b4a2bc8d72
Initial work on pattern match macrosfor the new parser
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
947 } else: { |
a1b4a2bc8d72
Initial work on pattern match macrosfor the new parser
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
948 print: "0123 didn't match\n" |
a1b4a2bc8d72
Initial work on pattern match macrosfor the new parser
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
949 } |
209
4b3b57f39f10
Implement zeroPlus macro
Michael Pavone <pavone@retrodev.com>
parents:
208
diff
changeset
|
950 zeromatchanum <- alphaNum: "01234" |
4b3b57f39f10
Implement zeroPlus macro
Michael Pavone <pavone@retrodev.com>
parents:
208
diff
changeset
|
951 if: (zeromatchanum matched?) { |
4b3b57f39f10
Implement zeroPlus macro
Michael Pavone <pavone@retrodev.com>
parents:
208
diff
changeset
|
952 print: "01234 matched with length " . (zeromatchanum matchlen) . "\n" |
4b3b57f39f10
Implement zeroPlus macro
Michael Pavone <pavone@retrodev.com>
parents:
208
diff
changeset
|
953 } else: { |
4b3b57f39f10
Implement zeroPlus macro
Michael Pavone <pavone@retrodev.com>
parents:
208
diff
changeset
|
954 print: "01234 didn't match\n" |
4b3b57f39f10
Implement zeroPlus macro
Michael Pavone <pavone@retrodev.com>
parents:
208
diff
changeset
|
955 } |
212
32080f96c3a0
Implement matchOne matching macro. Support more AST node types in zeroPlus matching macro.
Mike Pavone <pavone@retrodev.com>
parents:
209
diff
changeset
|
956 stuff <- " \t/* blah blah blah * blah */ foo" |
32080f96c3a0
Implement matchOne matching macro. Support more AST node types in zeroPlus matching macro.
Mike Pavone <pavone@retrodev.com>
parents:
209
diff
changeset
|
957 hwsmatch <- hws: stuff |
32080f96c3a0
Implement matchOne matching macro. Support more AST node types in zeroPlus matching macro.
Mike Pavone <pavone@retrodev.com>
parents:
209
diff
changeset
|
958 if: (hwsmatch matched?) { |
32080f96c3a0
Implement matchOne matching macro. Support more AST node types in zeroPlus matching macro.
Mike Pavone <pavone@retrodev.com>
parents:
209
diff
changeset
|
959 print: "'" . (stuff from: (hwsmatch matchlen)) . "' found after hws\n" |
32080f96c3a0
Implement matchOne matching macro. Support more AST node types in zeroPlus matching macro.
Mike Pavone <pavone@retrodev.com>
parents:
209
diff
changeset
|
960 } else: { |
32080f96c3a0
Implement matchOne matching macro. Support more AST node types in zeroPlus matching macro.
Mike Pavone <pavone@retrodev.com>
parents:
209
diff
changeset
|
961 print: stuff . " did not match hws rule\n" |
32080f96c3a0
Implement matchOne matching macro. Support more AST node types in zeroPlus matching macro.
Mike Pavone <pavone@retrodev.com>
parents:
209
diff
changeset
|
962 } |
213
e00a8bc6361b
Implement match:yield macro
Mike Pavone <pavone@retrodev.com>
parents:
212
diff
changeset
|
963 tmatch <- digit: "3" |
e00a8bc6361b
Implement match:yield macro
Mike Pavone <pavone@retrodev.com>
parents:
212
diff
changeset
|
964 if: (tmatch matched?) { |
e00a8bc6361b
Implement match:yield macro
Mike Pavone <pavone@retrodev.com>
parents:
212
diff
changeset
|
965 print: "3 matched with yield " . (tmatch yield) . ", yield + 1 = " . ((tmatch yield) + 1) . "\n" |
e00a8bc6361b
Implement match:yield macro
Mike Pavone <pavone@retrodev.com>
parents:
212
diff
changeset
|
966 } else: { |
e00a8bc6361b
Implement match:yield macro
Mike Pavone <pavone@retrodev.com>
parents:
212
diff
changeset
|
967 print: "3 did not match\n" |
e00a8bc6361b
Implement match:yield macro
Mike Pavone <pavone@retrodev.com>
parents:
212
diff
changeset
|
968 } |
218
b799192e404b
Implemented match:where:yield and fixed a bug in zeroPlus
Michael Pavone <pavone@retrodev.com>
parents:
213
diff
changeset
|
969 |
220
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
Michael Pavone <pavone@retrodev.com>
parents:
218
diff
changeset
|
970 testmatchintlit: "345" :s {decimal: s} |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
Michael Pavone <pavone@retrodev.com>
parents:
218
diff
changeset
|
971 testmatchintlit: "-567" :s {decimal: s} |
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
Michael Pavone <pavone@retrodev.com>
parents:
218
diff
changeset
|
972 testmatchintlit: "123u16" :s {decimal: s} |
222
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
Michael Pavone <pavone@retrodev.com>
parents:
220
diff
changeset
|
973 testmatchintlit: "0x20" :s {hexlit: s} |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
Michael Pavone <pavone@retrodev.com>
parents:
220
diff
changeset
|
974 testmatchintlit: "0x42u64" :s {hexlit: s} |
220
a1a80af71b05
Implement onePlus macro. Fix some bugs in the other matching macros. Implement integer literal parsing rules.
Michael Pavone <pavone@retrodev.com>
parents:
218
diff
changeset
|
975 testmatchintlit: "0b10101" :s {binary: s} |
230
195f02ba349b
Implement lambdas in grammar. Make assignments an expression in grammar.
Michael Pavone <pavone@retrodev.com>
parents:
228
diff
changeset
|
976 code <- "#{ foo <- 123 > 0x42 && 42 < 104\n bar <- 0xABC + 0b1010101\n baz <- 0b1010 * 5\n qux <- fo: 38 shizzle: bam\n quine <- 123 | [4 5 6 fiddle sticks]\n quizzle <- #[receiver meth: arg]\n blah <- :arg arg2 :arg3 { arg + arg2 + arg3 }}" |
231
e48c74a7539e
Fix string parsing in grammar and add it to the primlitsym rule. Add parentheses expressions. Allow parsing from a file.
Michael Pavone <pavone@retrodev.com>
parents:
230
diff
changeset
|
977 if: (args length) > 1 { |
e48c74a7539e
Fix string parsing in grammar and add it to the primlitsym rule. Add parentheses expressions. Allow parsing from a file.
Michael Pavone <pavone@retrodev.com>
parents:
230
diff
changeset
|
978 file <- os open: (args get: 1) (os O_RDONLY) |
236
c463a891ccd3
Support reading files larger than 1024 bytes in parser module
Michael Pavone <pavone@retrodev.com>
parents:
235
diff
changeset
|
979 code <- "" |
c463a891ccd3
Support reading files larger than 1024 bytes in parser module
Michael Pavone <pavone@retrodev.com>
parents:
235
diff
changeset
|
980 chunksize <- 1024 |
c463a891ccd3
Support reading files larger than 1024 bytes in parser module
Michael Pavone <pavone@retrodev.com>
parents:
235
diff
changeset
|
981 readsize <- chunksize |
c463a891ccd3
Support reading files larger than 1024 bytes in parser module
Michael Pavone <pavone@retrodev.com>
parents:
235
diff
changeset
|
982 while: { readsize = chunksize} do: { |
c463a891ccd3
Support reading files larger than 1024 bytes in parser module
Michael Pavone <pavone@retrodev.com>
parents:
235
diff
changeset
|
983 seg <- os read: file chunksize |
c463a891ccd3
Support reading files larger than 1024 bytes in parser module
Michael Pavone <pavone@retrodev.com>
parents:
235
diff
changeset
|
984 code <- code . seg |
c463a891ccd3
Support reading files larger than 1024 bytes in parser module
Michael Pavone <pavone@retrodev.com>
parents:
235
diff
changeset
|
985 readsize <- seg byte_length |
c463a891ccd3
Support reading files larger than 1024 bytes in parser module
Michael Pavone <pavone@retrodev.com>
parents:
235
diff
changeset
|
986 } |
231
e48c74a7539e
Fix string parsing in grammar and add it to the primlitsym rule. Add parentheses expressions. Allow parsing from a file.
Michael Pavone <pavone@retrodev.com>
parents:
230
diff
changeset
|
987 } |
e48c74a7539e
Fix string parsing in grammar and add it to the primlitsym rule. Add parentheses expressions. Allow parsing from a file.
Michael Pavone <pavone@retrodev.com>
parents:
230
diff
changeset
|
988 codem <- top: code |
222
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
Michael Pavone <pavone@retrodev.com>
parents:
220
diff
changeset
|
989 if: (codem matched?) { |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
Michael Pavone <pavone@retrodev.com>
parents:
220
diff
changeset
|
990 print: code . "\nmatched with yield:\n" . (codem yield) . "\n" |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
Michael Pavone <pavone@retrodev.com>
parents:
220
diff
changeset
|
991 } else: { |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
Michael Pavone <pavone@retrodev.com>
parents:
220
diff
changeset
|
992 print: code . "\ndid not match\n" |
c6e321a538d4
Implemented more of the grammar. Dealt with some name conflicts along the way.
Michael Pavone <pavone@retrodev.com>
parents:
220
diff
changeset
|
993 } |
208
a1b4a2bc8d72
Initial work on pattern match macrosfor the new parser
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
994 } |
a1b4a2bc8d72
Initial work on pattern match macrosfor the new parser
Mike Pavone <pavone@retrodev.com>
parents:
diff
changeset
|
995 } |