Mercurial Hosting > luan
annotate core/src/luan/impl/LuanParser.java @ 413:8937263f59f6
add __pairs;
add back HttpServicer.get_parameter_values;
author | Franklin Schmidt <fschmidt@gmail.com> |
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date | Wed, 29 Apr 2015 19:01:18 -0600 |
parents | 85bf9f0379aa |
children | e89bf64a0d05 |
rev | line source |
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166
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1 package luan.impl; |
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start LuaParser
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2 |
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3 import java.util.Set; |
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4 import java.util.HashSet; |
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5 import java.util.Arrays; |
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6 import java.util.List; |
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7 import java.util.ArrayList; |
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8 import java.util.Scanner; |
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9 import luan.Luan; |
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10 import luan.LuanState; |
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11 import luan.LuanSource; |
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12 import luan.modules.PackageLuan; |
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13 |
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14 |
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15 final class LuanParser { |
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16 |
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17 private static final class Frame { |
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18 final Frame parent; |
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19 final List<String> symbols = new ArrayList<String>(); |
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20 int stackSize = 0; |
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21 int loops = 0; |
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22 boolean isVarArg = false; |
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23 final List<String> upValueSymbols = new ArrayList<String>(); |
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24 final List<UpValue.Getter> upValueGetters = new ArrayList<UpValue.Getter>(); |
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25 |
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26 Frame(UpValue.Getter envGetter) { |
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27 this.parent = null; |
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28 upValueSymbols.add(_ENV); |
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29 upValueGetters.add(envGetter); |
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30 } |
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31 |
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32 Frame(Frame parent) { |
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33 this.parent = parent; |
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34 if( upValueIndex(_ENV) != 0 ) |
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35 throw new RuntimeException(); |
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36 } |
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37 |
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38 int stackIndex(String name) { |
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39 int i = symbols.size(); |
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40 while( --i >= 0 ) { |
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41 if( symbols.get(i).equals(name) ) |
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42 return i; |
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43 } |
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44 return -1; |
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45 } |
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46 |
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47 int upValueIndex(String name) { |
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48 int i = upValueSymbols.size(); |
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49 while( --i >= 0 ) { |
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50 if( upValueSymbols.get(i).equals(name) ) |
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51 return i; |
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52 } |
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53 if( parent==null ) |
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54 return -1; |
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55 i = parent.stackIndex(name); |
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56 if( i != -1 ) { |
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57 upValueGetters.add(new UpValue.StackGetter(i)); |
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58 } else { |
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59 i = parent.upValueIndex(name); |
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60 if( i == -1 ) |
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61 return -1; |
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62 upValueGetters.add(new UpValue.NestedGetter(i)); |
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63 } |
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64 upValueSymbols.add(name); |
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65 return upValueSymbols.size() - 1; |
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66 } |
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67 |
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68 void addUpValueGetter(String name,UpValue.Getter upValueGetter) { |
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69 upValueSymbols.add(name); |
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70 upValueGetters.add(upValueGetter); |
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71 } |
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72 } |
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73 |
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74 private static class In { |
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75 static final In NOTHING = new In(false,false); |
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76 |
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77 final boolean parens; |
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78 final boolean template; |
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79 |
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80 private In(boolean parens,boolean template) { |
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81 this.parens = parens; |
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82 this.template = template; |
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83 } |
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84 |
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85 In parens() { |
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86 return parens ? this : new In(true,false); |
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87 } |
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88 |
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89 In template() { |
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90 return template ? this : new In(false,true); |
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91 } |
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92 } |
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93 |
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94 private static final String _ENV = "_ENV"; |
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95 private static final UpValue.Getter[] NO_UP_VALUE_GETTERS = new UpValue.Getter[0]; |
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96 |
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97 final LuanSource source; |
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98 private Frame frame; |
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99 private final Parser parser; |
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100 private final boolean interactive; |
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101 |
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102 LuanParser(LuanSource source,UpValue.Getter envGetter) { |
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103 this.source = source; |
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104 this.frame = new Frame(envGetter); |
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105 this.parser = new Parser(source); |
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106 this.interactive = envGetter instanceof UpValue.ValueGetter; |
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107 } |
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108 |
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109 void addVar(String name,Object value) { |
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110 frame.addUpValueGetter(name,new UpValue.ValueGetter(value)); |
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111 } |
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112 |
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113 private LuanSource.Element se(int start) { |
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114 return se(start,null); |
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115 } |
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116 |
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117 private LuanSource.Element se(int start,String text) { |
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118 return new LuanSource.Element(source,start,parser.currentIndex(),text); |
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119 } |
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120 |
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121 private List<String> symbols() { |
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122 return frame.symbols; |
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123 } |
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124 |
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125 private int symbolsSize() { |
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126 return frame.symbols.size(); |
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127 } |
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128 |
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129 private void addSymbol(String name) { |
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130 frame.symbols.add(name); |
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131 if( frame.stackSize < symbolsSize() ) |
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132 frame.stackSize = symbolsSize(); |
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133 } |
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134 |
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135 private void addSymbols(List<String> names) { |
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136 frame.symbols.addAll(names); |
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137 if( frame.stackSize < symbolsSize() ) |
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138 frame.stackSize = symbolsSize(); |
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139 } |
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140 |
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141 private int stackIndex(String name) { |
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142 return frame.stackIndex(name); |
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143 } |
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144 |
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145 private void popSymbols(int n) { |
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146 List<String> symbols = frame.symbols; |
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147 while( n-- > 0 ) { |
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148 symbols.remove(symbols.size()-1); |
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149 } |
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150 } |
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151 |
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152 private int upValueIndex(String name) { |
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153 return frame.upValueIndex(name); |
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154 } |
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155 |
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156 private void incLoops() { |
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157 frame.loops++; |
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158 } |
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159 |
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160 private void decLoops() { |
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161 frame.loops--; |
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162 } |
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163 |
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164 private <T> T required(T t) throws ParseException { |
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165 if( t==null ) |
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166 throw parser.exception(); |
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167 return t; |
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168 } |
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169 |
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170 private <T> T required(T t,String msg) throws ParseException { |
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171 if( t==null ) |
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172 throw parser.exception(msg); |
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173 return t; |
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174 } |
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175 |
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176 private static Expr expr(Expressions exprs) { |
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177 if( exprs==null ) |
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178 return null; |
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179 if( exprs instanceof Expr ) |
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180 return (Expr)exprs; |
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181 return new ExpressionsExpr(exprs); |
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182 } |
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183 |
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184 private FnDef newFnDef(int start,Stmt stmt) { |
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185 return new FnDef( se(start), stmt, frame.stackSize, symbolsSize(), frame.isVarArg, frame.upValueGetters.toArray(NO_UP_VALUE_GETTERS) ); |
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186 } |
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187 |
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188 FnDef Expression() throws ParseException { |
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189 Spaces(In.NOTHING); |
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190 int start = parser.begin(); |
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191 Expressions expr = ExprZ(In.NOTHING); |
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192 if( expr != null && parser.endOfInput() ) { |
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193 Stmt stmt = new ReturnStmt( se(start), expr ); |
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194 return parser.success(newFnDef(start,stmt)); |
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195 } |
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196 return parser.failure(null); |
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197 } |
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198 |
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199 FnDef RequiredModule() throws ParseException { |
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200 Spaces(In.NOTHING); |
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201 int start = parser.begin(); |
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202 frame.isVarArg = true; |
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203 Stmt stmt = RequiredBlock(); |
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204 if( parser.endOfInput() ) |
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205 return parser.success(newFnDef(start,stmt)); |
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206 throw parser.exception(); |
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207 } |
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208 |
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209 private Stmt RequiredBlock() throws ParseException { |
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210 List<Stmt> stmts = new ArrayList<Stmt>(); |
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211 int stackStart = symbolsSize(); |
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212 Stmt(stmts); |
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213 while( StmtSep(stmts) ) { |
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214 Spaces(In.NOTHING); |
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215 Stmt(stmts); |
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216 } |
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217 int stackEnd = symbolsSize(); |
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218 popSymbols( stackEnd - stackStart ); |
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219 if( stmts.isEmpty() ) |
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220 return Stmt.EMPTY; |
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221 if( stmts.size()==1 && stackStart==stackEnd ) |
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222 return stmts.get(0); |
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223 return new Block( stmts.toArray(new Stmt[0]), stackStart, stackEnd ); |
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224 } |
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225 |
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226 private boolean StmtSep(List<Stmt> stmts) throws ParseException { |
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227 parser.begin(); |
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228 if( parser.match( ';' ) ) |
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229 return parser.success(); |
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230 if( EndOfLine() ) |
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231 return parser.success(); |
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232 parser.rollback(); |
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233 Stmt stmt = TemplateStmt(); |
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234 if( stmt != null ) { |
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235 stmts.add(stmt); |
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236 return parser.success(); |
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237 } |
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238 return parser.failure(); |
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239 } |
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240 |
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241 private boolean EndOfLine() { |
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242 return parser.match( "\r\n" ) || parser.match( '\r' ) || parser.match( '\n' ); |
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243 } |
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244 |
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245 private void Stmt(List<Stmt> stmts) throws ParseException { |
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246 if( LocalStmt(stmts) ) |
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247 return; |
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248 Stmt stmt; |
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249 if( (stmt=ReturnStmt()) != null |
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250 || (stmt=FunctionStmt()) != null |
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251 || (stmt=LocalFunctionStmt()) != null |
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252 || (stmt=BreakStmt()) != null |
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253 || (stmt=ForStmt()) != null |
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254 || (stmt=DoStmt()) != null |
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255 || (stmt=WhileStmt()) != null |
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256 || (stmt=FunctionStmt()) != null |
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257 || (stmt=RepeatStmt()) != null |
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258 || (stmt=IfStmt()) != null |
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259 || (stmt=SetStmt()) != null |
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260 || (stmt=ExpressionsStmt()) != null |
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261 ) { |
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262 stmts.add(stmt); |
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263 } |
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264 } |
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265 |
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266 private Stmt TemplateStmt() throws ParseException { |
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267 int start = parser.currentIndex(); |
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268 Expressions exprs = TemplateExpressions(In.NOTHING); |
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269 if( exprs == null ) |
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270 return null; |
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271 LuanSource.Element se = se(start,"require 'luan:Io'"); |
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272 FnCall requireCall = new FnCall( se, new ConstExpr(se,PackageLuan.requireFn), new ConstExpr(se,"luan:Io") ); |
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273 se = se(start,"stdout"); |
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274 Expr stdoutExp = new IndexExpr( se, expr(requireCall), new ConstExpr(se,"stdout") ); |
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275 se = se(start,"write"); |
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276 Expr writeExp = new IndexExpr( se, stdoutExp, new ConstExpr(se,"write") ); |
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277 FnCall writeCall = new FnCall( se(start), writeExp, exprs ); |
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278 return new ExpressionsStmt(writeCall); |
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279 } |
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280 |
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281 private Expressions TemplateExpressions(In in) throws ParseException { |
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282 if( in.template ) |
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283 return null; |
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284 int start = parser.begin(); |
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285 if( !parser.match( "%>" ) ) |
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286 return parser.failure(null); |
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287 EndOfLine(); |
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288 In inTemplate = in.template(); |
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289 List<Expressions> builder = new ArrayList<Expressions>(); |
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290 while(true) { |
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291 if( parser.match( "<%=" ) ) { |
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292 Spaces(inTemplate); |
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293 builder.add( RequiredExpr(inTemplate) ); |
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294 RequiredMatch( "%>" ); |
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295 } else if( parser.match( "<%" ) ) { |
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296 Spaces(inTemplate); |
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297 return parser.success(ExpList.build(builder)); |
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298 } else { |
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299 int i = parser.currentIndex(); |
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300 do { |
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301 if( parser.match( "%>" ) ) |
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302 throw parser.exception("'%>' unexpected"); |
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303 if( !parser.anyChar() ) |
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304 throw parser.exception("Unclosed template expression"); |
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305 } while( !parser.test( "<%" ) ); |
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306 String match = parser.textFrom(i); |
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307 builder.add( new ConstExpr(se(i),match) ); |
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308 } |
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309 } |
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310 } |
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311 |
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312 private Stmt ReturnStmt() throws ParseException { |
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313 int start = parser.begin(); |
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314 if( !Keyword("return",In.NOTHING) ) |
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315 return parser.failure(null); |
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316 Expressions exprs = ExpList(In.NOTHING); |
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317 if( exprs==null ) |
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318 exprs = ExpList.emptyExpList; |
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319 return parser.success( new ReturnStmt(se(start),exprs) ); |
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320 } |
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321 |
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322 private Stmt FunctionStmt() throws ParseException { |
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323 parser.begin(); |
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324 if( !Keyword("function",In.NOTHING) ) |
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325 return parser.failure(null); |
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326 |
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327 int start = parser.currentIndex(); |
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328 Var var = nameVar(start,RequiredName(In.NOTHING)); |
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329 while( parser.match( '.' ) ) { |
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330 Spaces(In.NOTHING); |
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331 var = indexVar( start, expr(var.expr()), NameExpr(In.NOTHING) ); |
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332 } |
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333 Settable fnName = var.settable(); |
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334 |
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335 FnDef fnDef = RequiredFunction(In.NOTHING); |
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336 return parser.success( new SetStmt(fnName,fnDef) ); |
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337 } |
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338 |
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339 private Stmt LocalFunctionStmt() throws ParseException { |
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340 parser.begin(); |
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341 if( !(Keyword("local",In.NOTHING) && Keyword("function",In.NOTHING)) ) |
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342 return parser.failure(null); |
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343 String name = RequiredName(In.NOTHING); |
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344 addSymbol( name ); |
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345 FnDef fnDef = RequiredFunction(In.NOTHING); |
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346 return parser.success( new SetStmt( new SetLocalVar(symbolsSize()-1), fnDef ) ); |
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347 } |
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348 |
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349 private Stmt BreakStmt() throws ParseException { |
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350 parser.begin(); |
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351 if( !Keyword("break",In.NOTHING) ) |
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352 return parser.failure(null); |
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353 if( frame.loops <= 0 ) |
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354 throw parser.exception("'break' outside of loop"); |
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355 return parser.success( new BreakStmt() ); |
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356 } |
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357 |
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358 private Stmt ForStmt() throws ParseException { |
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359 int start = parser.begin(); |
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360 int stackStart = symbolsSize(); |
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361 if( !Keyword("for",In.NOTHING) ) |
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362 return parser.failure(null); |
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363 List<String> names = RequiredNameList(In.NOTHING); |
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364 if( !Keyword("in",In.NOTHING) ) |
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365 return parser.failure(null); |
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366 Expr expr = expr(RequiredExpr(In.NOTHING)); |
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367 RequiredKeyword("do",In.NOTHING); |
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368 addSymbols(names); |
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369 Stmt loop = RequiredLoopBlock(); |
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370 RequiredKeyword("end",In.NOTHING); |
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371 Stmt stmt = new ForStmt( se(start), stackStart, symbolsSize() - stackStart, expr, loop ); |
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372 popSymbols( symbolsSize() - stackStart ); |
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373 return parser.success(stmt); |
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374 } |
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375 |
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376 private Stmt DoStmt() throws ParseException { |
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377 parser.begin(); |
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378 if( !Keyword("do",In.NOTHING) ) |
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379 return parser.failure(null); |
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380 Stmt stmt = RequiredBlock(); |
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381 RequiredKeyword("end",In.NOTHING); |
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382 return parser.success(stmt); |
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383 } |
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384 |
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385 private boolean LocalStmt(List<Stmt> stmts) throws ParseException { |
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386 parser.begin(); |
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387 if( !Keyword("local",In.NOTHING) ) |
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388 return parser.failure(); |
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389 List<String> names = NameList(In.NOTHING); |
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390 if( names==null ) { |
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391 if( Keyword("function",In.NOTHING) ) |
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392 return parser.failure(); // handled later |
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393 throw parser.exception("Invalid local statement"); |
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394 } |
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395 if( parser.match( '=' ) ) { |
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396 Spaces(In.NOTHING); |
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397 Expressions values = ExpList(In.NOTHING); |
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398 if( values==null ) |
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399 throw parser.exception("Expressions expected"); |
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400 SetLocalVar[] vars = new SetLocalVar[names.size()]; |
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401 int stackStart = symbolsSize(); |
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402 for( int i=0; i<vars.length; i++ ) { |
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403 vars[i] = new SetLocalVar(stackStart+i); |
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404 } |
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405 stmts.add( new SetStmt( vars, values ) ); |
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406 } |
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407 addSymbols(names); |
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408 return parser.success(); |
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409 } |
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410 |
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411 private List<String> RequiredNameList(In in) throws ParseException { |
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412 parser.begin(); |
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413 List<String> names = NameList(in); |
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414 if( names==null ) |
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415 throw parser.exception("Name expected"); |
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416 return parser.success(names); |
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417 } |
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418 |
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419 private List<String> NameList(In in) throws ParseException { |
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420 String name = Name(in); |
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421 if( name==null ) |
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422 return null; |
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423 List<String> names = new ArrayList<String>(); |
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424 names.add(name); |
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425 while( (name=anotherName(in)) != null ) { |
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426 names.add(name); |
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427 } |
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428 return names; |
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429 } |
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430 |
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431 private String anotherName(In in) throws ParseException { |
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432 parser.begin(); |
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433 if( !parser.match( ',' ) ) |
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434 return parser.failure(null); |
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435 Spaces(in); |
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436 String name = Name(in); |
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437 if( name==null ) |
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438 return parser.failure(null); |
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439 return parser.success(name); |
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440 } |
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441 |
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442 private Stmt WhileStmt() throws ParseException { |
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443 int start = parser.begin(); |
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444 if( !Keyword("while",In.NOTHING) ) |
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445 return parser.failure(null); |
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446 Expr cnd = expr(RequiredExpr(In.NOTHING)); |
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447 RequiredKeyword("do",In.NOTHING); |
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448 Stmt loop = RequiredLoopBlock(); |
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449 RequiredKeyword("end",In.NOTHING); |
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450 return parser.success( new WhileStmt(se(start),cnd,loop) ); |
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451 } |
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452 |
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453 private Stmt RepeatStmt() throws ParseException { |
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454 int start = parser.begin(); |
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455 if( !Keyword("repeat",In.NOTHING) ) |
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456 return parser.failure(null); |
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457 Stmt loop = RequiredLoopBlock(); |
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458 RequiredKeyword("until",In.NOTHING); |
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459 Expr cnd = expr(RequiredExpr(In.NOTHING)); |
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460 return parser.success( new RepeatStmt(se(start),loop,cnd) ); |
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461 } |
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462 |
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463 private Stmt RequiredLoopBlock() throws ParseException { |
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464 incLoops(); |
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465 Stmt stmt = RequiredBlock(); |
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466 decLoops(); |
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467 return stmt; |
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468 } |
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469 |
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470 private Stmt IfStmt() throws ParseException { |
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471 parser.begin(); |
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472 if( !Keyword("if",In.NOTHING) ) |
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473 return parser.failure(null); |
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474 return parser.success( IfStmt2() ); |
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475 } |
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476 |
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477 private Stmt IfStmt2() throws ParseException { |
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478 int start = parser.currentIndex(); |
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479 Expr cnd = expr(RequiredExpr(In.NOTHING)); |
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480 RequiredKeyword("then",In.NOTHING); |
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481 Stmt thenBlock = RequiredBlock(); |
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482 Stmt elseBlock; |
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483 if( Keyword("elseif",In.NOTHING) ) { |
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484 elseBlock = IfStmt2(); |
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485 } else { |
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486 elseBlock = Keyword("else",In.NOTHING) ? RequiredBlock() : Stmt.EMPTY; |
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487 RequiredKeyword("end",In.NOTHING); |
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488 } |
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489 return new IfStmt(se(start),cnd,thenBlock,elseBlock); |
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490 } |
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491 |
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492 private Stmt SetStmt() throws ParseException { |
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493 parser.begin(); |
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494 List<Settable> vars = new ArrayList<Settable>(); |
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495 Settable s = SettableVar(); |
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496 if( s == null ) |
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497 return parser.failure(null); |
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498 vars.add(s); |
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499 while( parser.match( ',' ) ) { |
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500 Spaces(In.NOTHING); |
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501 s = SettableVar(); |
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502 if( s == null ) |
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503 return parser.failure(null); |
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504 vars.add(s); |
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505 } |
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506 if( !parser.match( '=' ) ) |
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507 return parser.failure(null); |
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508 Spaces(In.NOTHING); |
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509 Expressions values = ExpList(In.NOTHING); |
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510 if( values==null ) |
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511 // throw parser.exception("Expressions expected"); |
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512 return parser.failure(null); |
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513 return parser.success( new SetStmt( vars.toArray(new Settable[0]), values ) ); |
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514 } |
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515 |
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516 private Stmt ExpressionsStmt() throws ParseException { |
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517 parser.begin(); |
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518 Expressions exp = ExprZ(In.NOTHING); |
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519 if( exp instanceof FnCall || exp instanceof AndExpr || exp instanceof OrExpr ) |
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520 return parser.success( new ExpressionsStmt(exp) ); |
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521 return parser.failure(null); |
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522 } |
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523 |
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524 private Settable SettableVar() throws ParseException { |
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525 int start = parser.begin(); |
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526 Var var = VarZ(In.NOTHING); |
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527 if( var==null ) |
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528 return parser.failure(null); |
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529 return parser.success( var.settable() ); |
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530 } |
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531 |
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532 private Expressions RequiredExpr(In in) throws ParseException { |
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533 parser.begin(); |
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534 return parser.success(required(ExprZ(in),"Bad expression")); |
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535 } |
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536 |
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537 private Expressions ExprZ(In in) throws ParseException { |
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538 parser.begin(); |
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539 Expressions exp; |
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540 return (exp = VarArgs(in)) != null |
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541 || (exp = OrExpr(in)) != null |
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542 ? parser.success(exp) |
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543 : parser.failure((Expressions)null) |
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544 ; |
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545 } |
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546 |
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547 private Expressions OrExpr(In in) throws ParseException { |
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548 int start = parser.begin(); |
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549 Expressions exp = AndExpr(in); |
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550 if( exp==null ) |
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551 return parser.failure(null); |
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552 while( Keyword("or",in) ) { |
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553 Expressions exp2 = AndExpr(in); |
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554 exp = new OrExpr( se(start), expr(exp), required(expr(exp2)) ); |
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555 } |
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556 return parser.success(exp); |
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557 } |
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558 |
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559 private Expressions AndExpr(In in) throws ParseException { |
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560 int start = parser.begin(); |
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561 Expressions exp = RelExpr(in); |
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562 if( exp==null ) |
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563 return parser.failure(null); |
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564 while( Keyword("and",in) ) { |
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565 Expressions exp2 = RelExpr(in); |
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566 exp = new AndExpr( se(start), expr(exp), required(expr(exp2)) ); |
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567 } |
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568 return parser.success(exp); |
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569 } |
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570 |
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571 private Expressions RelExpr(In in) throws ParseException { |
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572 int start = parser.begin(); |
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573 Expressions exp = ConcatExpr(in); |
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574 if( exp==null ) |
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575 return parser.failure(null); |
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576 while(true) { |
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577 if( parser.match("==") ) { |
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578 Spaces(in); |
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579 Expressions exp2 = ConcatExpr(in); |
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580 exp = new EqExpr( se(start), expr(exp), required(expr(exp2)) ); |
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581 } else if( parser.match("~=") ) { |
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582 Spaces(in); |
191
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583 Expressions exp2 = ConcatExpr(in); |
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584 exp = new NotExpr( se(start), new EqExpr( se(start), expr(exp), required(expr(exp2)) ) ); |
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585 } else if( parser.match("<=") ) { |
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586 Spaces(in); |
191
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587 Expressions exp2 = ConcatExpr(in); |
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588 exp = new LeExpr( se(start), expr(exp), required(expr(exp2)) ); |
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589 } else if( parser.match(">=") ) { |
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590 Spaces(in); |
191
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591 Expressions exp2 = ConcatExpr(in); |
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592 exp = new LeExpr( se(start), required(expr(exp2)), expr(exp) ); |
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593 } else if( parser.match("<") ) { |
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594 Spaces(in); |
191
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595 Expressions exp2 = ConcatExpr(in); |
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596 exp = new LtExpr( se(start), expr(exp), required(expr(exp2)) ); |
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597 } else if( parser.match(">") ) { |
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598 Spaces(in); |
191
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599 Expressions exp2 = ConcatExpr(in); |
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600 exp = new LtExpr( se(start), required(expr(exp2)), expr(exp) ); |
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601 } else |
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602 break; |
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603 } |
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604 return parser.success(exp); |
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605 } |
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606 |
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607 private Expressions ConcatExpr(In in) throws ParseException { |
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608 int start = parser.begin(); |
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609 Expressions exp = SumExpr(in); |
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610 if( exp==null ) |
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611 return parser.failure(null); |
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612 if( parser.match("..") ) { |
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613 Spaces(in); |
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614 Expressions exp2 = ConcatExpr(in); |
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615 exp = new ConcatExpr( se(start), expr(exp), required(expr(exp2)) ); |
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616 } |
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617 return parser.success(exp); |
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618 } |
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619 |
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620 private Expressions SumExpr(In in) throws ParseException { |
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621 int start = parser.begin(); |
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622 Expressions exp = TermExpr(in); |
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623 if( exp==null ) |
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624 return parser.failure(null); |
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625 while(true) { |
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626 if( parser.match('+') ) { |
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627 Spaces(in); |
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628 Expressions exp2 = TermExpr(in); |
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629 exp = new AddExpr( se(start), expr(exp), required(expr(exp2)) ); |
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630 } else if( Minus() ) { |
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631 Spaces(in); |
191
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632 Expressions exp2 = TermExpr(in); |
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633 exp = new SubExpr( se(start), expr(exp), required(expr(exp2)) ); |
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634 } else |
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635 break; |
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636 } |
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637 return parser.success(exp); |
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638 } |
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639 |
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640 private boolean Minus() { |
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641 parser.begin(); |
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642 return parser.match('-') && !parser.match('-') ? parser.success() : parser.failure(); |
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643 } |
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644 |
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645 private Expressions TermExpr(In in) throws ParseException { |
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646 int start = parser.begin(); |
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647 Expressions exp = UnaryExpr(in); |
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648 if( exp==null ) |
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649 return parser.failure(null); |
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650 while(true) { |
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651 if( parser.match('*') ) { |
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652 Spaces(in); |
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653 Expressions exp2 = UnaryExpr(in); |
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654 exp = new MulExpr( se(start), expr(exp), required(expr(exp2)) ); |
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655 } else if( parser.match('/') ) { |
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656 Spaces(in); |
191
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657 Expressions exp2 = UnaryExpr(in); |
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658 exp = new DivExpr( se(start), expr(exp), required(expr(exp2)) ); |
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659 } else if( Mod() ) { |
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660 Spaces(in); |
191
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661 Expressions exp2 = UnaryExpr(in); |
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662 exp = new ModExpr( se(start), expr(exp), required(expr(exp2)) ); |
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663 } else |
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664 break; |
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665 } |
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666 return parser.success(exp); |
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667 } |
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668 |
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669 private boolean Mod() { |
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670 parser.begin(); |
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671 return parser.match('%') && !parser.match('>') ? parser.success() : parser.failure(); |
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672 } |
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673 |
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674 private Expressions UnaryExpr(In in) throws ParseException { |
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675 int start = parser.begin(); |
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676 if( parser.match('#') ) { |
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677 Spaces(in); |
191
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678 Expressions exp = UnaryExpr(in); |
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679 return parser.success( new LenExpr( se(start), required(expr(exp)) ) ); |
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680 } |
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681 if( Minus() ) { |
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682 Spaces(in); |
191
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683 Expressions exp = UnaryExpr(in); |
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684 return parser.success( new UnmExpr( se(start), required(expr(exp)) ) ); |
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685 } |
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686 if( Keyword("not",in) ) { |
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687 Spaces(in); |
191
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688 Expressions exp = UnaryExpr(in); |
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689 return parser.success( new NotExpr( se(start), required(expr(exp)) ) ); |
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690 } |
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691 Expressions exp = PowExpr(in); |
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692 if( exp==null ) |
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693 return parser.failure(null); |
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694 return parser.success(exp); |
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695 } |
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696 |
154
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697 private Expressions PowExpr(In in) throws ParseException { |
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698 int start = parser.begin(); |
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699 Expressions exp = SingleExpr(in); |
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700 if( exp==null ) |
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701 return parser.failure(null); |
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702 if( parser.match('^') ) { |
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703 Spaces(in); |
191
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704 Expressions exp2 = PowExpr(in); |
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705 exp = new ConcatExpr( se(start), expr(exp), required(expr(exp2)) ); |
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706 } |
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707 return parser.success(exp); |
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708 } |
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709 |
154
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710 private Expressions SingleExpr(In in) throws ParseException { |
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711 parser.begin(); |
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712 Expressions exp; |
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713 exp = FunctionExpr(in); |
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714 if( exp != null ) |
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715 return parser.success(exp); |
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716 /* |
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717 exp = TableExpr(in); |
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718 if( exp != null ) |
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719 return parser.success(exp); |
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720 */ |
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721 exp = VarExp(in); |
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722 if( exp != null ) |
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723 return parser.success(exp); |
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724 /* |
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725 exp = Literal(in); |
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726 if( exp != null ) |
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727 return parser.success(exp); |
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728 */ |
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729 return parser.failure(null); |
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730 } |
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731 |
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732 private Expr FunctionExpr(In in) throws ParseException { |
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733 if( !Keyword("function",in) ) |
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734 return null; |
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735 return RequiredFunction(in); |
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736 } |
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737 |
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738 private FnDef RequiredFunction(In in) throws ParseException { |
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739 int start = parser.begin(); |
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740 RequiredMatch('('); |
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741 In inParens = in.parens(); |
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742 Spaces(inParens); |
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743 frame = new Frame(frame); |
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744 List<String> names = NameList(in); |
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745 if( names != null ) { |
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746 addSymbols(names); |
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747 if( parser.match(',') ) { |
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748 Spaces(inParens); |
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749 if( !parser.match("...") ) |
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750 throw parser.exception(); |
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751 Spaces(inParens); |
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752 frame.isVarArg = true; |
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753 } |
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754 } else if( parser.match("...") ) { |
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755 Spaces(inParens); |
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756 frame.isVarArg = true; |
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757 } |
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758 RequiredMatch(')'); |
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759 Spaces(in); |
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760 Stmt block = RequiredBlock(); |
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761 RequiredKeyword("end",in); |
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762 FnDef fnDef = newFnDef(start,block); |
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763 frame = frame.parent; |
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764 return parser.success(fnDef); |
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765 } |
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766 |
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767 private VarArgs VarArgs(In in) throws ParseException { |
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768 int start = parser.begin(); |
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769 if( !frame.isVarArg || !parser.match("...") ) |
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770 return parser.failure(null); |
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771 Spaces(in); |
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772 return parser.success( new VarArgs(se(start)) ); |
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773 } |
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774 |
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775 private Expr TableExpr(In in) throws ParseException { |
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776 int start = parser.begin(); |
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777 if( !parser.match('{') ) |
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778 return parser.failure(null); |
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779 In inParens = in.parens(); |
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780 Spaces(inParens); |
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781 List<TableExpr.Field> fields = new ArrayList<TableExpr.Field>(); |
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782 List<Expressions> builder = new ArrayList<Expressions>(); |
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783 while( Field(fields,builder,inParens) && FieldSep(inParens) ); |
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784 Expressions exp = TemplateExpressions(inParens); |
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785 if( exp != null ) |
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786 builder.add(exp); |
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787 if( !parser.match('}') ) |
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788 throw parser.exception("Expected table element or '}'"); |
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789 Spaces(in); |
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790 return parser.success( new TableExpr( se(start), fields.toArray(new TableExpr.Field[0]), ExpList.build(builder) ) ); |
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791 } |
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792 |
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793 private boolean FieldSep(In in) throws ParseException { |
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794 if( !parser.anyOf(",;") ) |
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795 return false; |
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796 Spaces(in); |
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797 return true; |
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798 } |
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799 |
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800 private boolean Field(List<TableExpr.Field> fields,List<Expressions> builder,In in) throws ParseException { |
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801 parser.begin(); |
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802 Expr exp = SubExpr(in); |
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803 if( exp==null ) |
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804 exp = NameExpr(in); |
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805 if( exp!=null && parser.match('=') ) { |
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806 Spaces(in); |
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807 fields.add( new TableExpr.Field( exp, required(expr(ExprZ(in))) ) ); |
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808 return parser.success(); |
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809 } |
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810 parser.rollback(); |
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811 Expressions exprs = ExprZ(in); |
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812 if( exprs != null ) { |
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813 builder.add(exprs); |
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814 return parser.success(); |
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815 } |
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816 return parser.failure(); |
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817 } |
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818 |
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819 private Expressions VarExp(In in) throws ParseException { |
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820 Var var = VarZ(in); |
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821 return var==null ? null : var.expr(); |
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822 } |
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823 |
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824 private Var VarZ(In in) throws ParseException { |
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825 int start = parser.begin(); |
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826 Var var = VarStart(in,start); |
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827 if( var==null ) |
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828 return parser.failure(null); |
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829 Var var2; |
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830 while( (var2=Var2(in,start,var.expr())) != null ) { |
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831 var = var2; |
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832 } |
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833 return parser.success(var); |
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834 } |
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835 |
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836 private Var VarStart(In in,int start) throws ParseException { |
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837 if( parser.match('(') ) { |
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838 In inParens = in.parens(); |
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839 Spaces(inParens); |
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840 Expr exp = expr(RequiredExpr(inParens)); |
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841 RequiredMatch(')'); |
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842 Spaces(in); |
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843 return exprVar(exp); |
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844 } |
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845 String name = Name(in); |
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846 if( name != null ) |
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847 return nameVar(start,name); |
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848 Expressions exp; |
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849 exp = TableExpr(in); |
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850 if( exp != null ) |
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851 return exprVar(exp); |
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852 exp = Literal(in); |
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853 if( exp != null ) |
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854 return exprVar(exp); |
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855 return null; |
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856 } |
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857 |
206
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858 private Var Var2(In in,int start,Expressions exp1) throws ParseException { |
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859 parser.begin(); |
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860 Expr exp2 = SubExpr(in); |
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861 if( exp2 != null ) |
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862 return parser.success(indexVar(start,expr(exp1),exp2)); |
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863 if( parser.match('.') ) { |
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864 Spaces(in); |
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865 exp2 = NameExpr(in); |
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866 if( exp2!=null ) |
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867 return parser.success(indexVar(start,expr(exp1),exp2)); |
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868 } |
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869 FnCall fnCall = Args( in, start, expr(exp1), new ArrayList<Expressions>() ); |
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870 if( fnCall != null ) |
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871 return parser.success(exprVar(fnCall)); |
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872 return parser.failure(null); |
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873 } |
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874 |
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875 private Expr env() { |
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876 int index = stackIndex(_ENV); |
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877 if( index != -1 ) |
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878 return new GetLocalVar(null,index); |
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879 index = upValueIndex(_ENV); |
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880 if( index != -1 ) |
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881 return new GetUpVar(null,index); |
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882 throw new RuntimeException("_ENV not found"); |
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883 } |
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884 |
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885 private interface Var { |
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886 public Expressions expr(); |
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887 public Settable settable(); |
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888 } |
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889 |
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890 private Var nameVar(final int start,final String name) { |
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891 return nameVar(se(start,name),name); |
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892 } |
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893 |
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894 private Var nameVar(final LuanSource.Element se,final String name) { |
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895 return new Var() { |
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896 |
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897 public Expr expr() { |
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898 int index = stackIndex(name); |
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899 if( index != -1 ) |
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900 return new GetLocalVar(se,index); |
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901 index = upValueIndex(name); |
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902 if( index != -1 ) |
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903 return new GetUpVar(se,index); |
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904 return new IndexExpr( se, env(), new ConstExpr(se,name) ); |
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905 } |
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906 |
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907 public Settable settable() { |
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908 int index = stackIndex(name); |
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909 if( index != -1 ) |
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910 return new SetLocalVar(index); |
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911 index = upValueIndex(name); |
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912 if( index != -1 ) |
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913 return new SetUpVar(index); |
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914 return new SetTableEntry( se, env(), new ConstExpr(se,name) ); |
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915 } |
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916 }; |
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917 } |
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918 |
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919 private Var exprVar(final Expressions expr) { |
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920 return new Var() { |
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921 |
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922 public Expressions expr() { |
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923 return expr; |
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924 } |
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925 |
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926 public Settable settable() { |
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927 return null; |
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928 } |
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929 }; |
11
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930 } |
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931 |
104
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932 private Var indexVar(final int start,final Expr table,final Expr key) { |
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933 return new Var() { |
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934 |
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935 public Expr expr() { |
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936 return new IndexExpr( se(start), table, key ); |
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937 } |
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938 |
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939 public Settable settable() { |
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940 return new SetTableEntry(se(start),table,key); |
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941 } |
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942 }; |
9
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943 } |
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944 |
154
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945 private FnCall Args(In in,int start,Expr fn,List<Expressions> builder) throws ParseException { |
104
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946 parser.begin(); |
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947 return args(in,builder) |
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948 ? parser.success( new FnCall( se(start), fn, ExpList.build(builder) ) ) |
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949 : parser.failure((FnCall)null); |
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950 } |
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951 |
154
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952 private boolean args(In in,List<Expressions> builder) throws ParseException { |
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953 int start = parser.begin(); |
104
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954 if( parser.match('(') ) { |
129
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955 In inParens = in.parens(); |
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956 Spaces(inParens); |
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957 ExpList(inParens,builder); // optional |
107
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958 if( !parser.match(')') ) |
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959 throw parser.exception("Expression or ')' expected"); |
129
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960 Spaces(in); |
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961 return parser.success(); |
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962 } |
129
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963 Expr exp = TableExpr(in); |
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964 if( exp != null ) { |
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965 builder.add(exp); |
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966 return parser.success(); |
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967 } |
129
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968 String s = StringLiteral(in); |
107
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969 if( s != null ) { |
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970 builder.add( new ConstExpr(se(start),s) ); |
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971 return parser.success(); |
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972 } |
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973 /* |
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974 Expressions exps = TemplateExpressions(in); |
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975 if( exps != null ) { |
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976 builder.add(exps); |
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977 return parser.success(); |
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978 } |
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979 */ |
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980 return parser.failure(); |
11
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981 } |
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982 |
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983 private Expressions ExpList(In in) throws ParseException { |
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984 List<Expressions> builder = new ArrayList<Expressions>(); |
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985 return ExpList(in,builder) ? ExpList.build(builder) : null; |
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986 } |
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987 |
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988 private boolean ExpList(In in,List<Expressions> builder) throws ParseException { |
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989 parser.begin(); |
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990 Expressions exp = TemplateExpressions(in); |
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991 if( exp != null ) { |
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992 builder.add(exp); |
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993 return parser.success(); |
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994 } |
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995 exp = ExprZ(in); |
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996 if( exp==null ) |
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997 return parser.failure(); |
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998 builder.add(exp); |
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999 while( parser.match(',') ) { |
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1000 Spaces(in); |
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1001 exp = TemplateExpressions(in); |
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1002 if( exp != null ) { |
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1003 builder.add(exp); |
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1004 return parser.success(); |
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1005 } |
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1006 builder.add( RequiredExpr(in) ); |
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1007 } |
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1008 return parser.success(); |
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1009 } |
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1010 |
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1011 private Expr SubExpr(In in) throws ParseException { |
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1012 parser.begin(); |
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1013 if( !parser.match('[') || parser.test("[") || parser.test("=") ) |
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1014 return parser.failure(null); |
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1015 In inParens = in.parens(); |
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1016 Spaces(inParens); |
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1017 Expr exp = expr(RequiredExpr(inParens)); |
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1018 RequiredMatch(']'); |
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1019 Spaces(in); |
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1020 return parser.success(exp); |
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1021 } |
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1022 |
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1023 private Expr NameExpr(In in) throws ParseException { |
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1024 int start = parser.begin(); |
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1025 String name = Name(in); |
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1026 if( name==null ) |
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1027 return parser.failure(null); |
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1028 return parser.success(new ConstExpr(se(start),name)); |
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1029 } |
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1030 |
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1031 private String RequiredName(In in) throws ParseException { |
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1032 parser.begin(); |
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1033 String name = Name(in); |
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1034 if( name==null ) |
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1035 throw parser.exception("Name expected"); |
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1036 return parser.success(name); |
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1037 } |
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1038 |
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1039 private String Name(In in) throws ParseException { |
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1040 int start = parser.begin(); |
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1041 if( !NameFirstChar() ) |
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1042 return parser.failure(null); |
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1043 while( NameChar() ); |
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1044 String match = parser.textFrom(start); |
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1045 if( keywords.contains(match) ) |
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1046 return parser.failure(null); |
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1047 Spaces(in); |
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1048 return parser.success(match); |
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1049 } |
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1050 |
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1051 private boolean NameChar() { |
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1052 return NameFirstChar() || Digit(); |
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1053 } |
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1054 |
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1055 private boolean NameFirstChar() { |
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1056 return parser.inCharRange('a', 'z') || parser.inCharRange('A', 'Z') || parser.match('_'); |
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1057 } |
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1058 |
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1059 private void RequiredMatch(char c) throws ParseException { |
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1060 if( !parser.match(c) ) |
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1061 throw parser.exception("'"+c+"' expected"); |
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1062 } |
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1063 |
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1064 private void RequiredMatch(String s) throws ParseException { |
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1065 if( !parser.match(s) ) |
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1066 throw parser.exception("'"+s+"' expected"); |
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1067 } |
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1068 |
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1069 private void RequiredKeyword(String keyword,In in) throws ParseException { |
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1070 if( !Keyword(keyword,in) ) |
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1071 throw parser.exception("'"+keyword+"' expected"); |
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1072 } |
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1073 |
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1074 private boolean Keyword(String keyword,In in) throws ParseException { |
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1075 parser.begin(); |
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1076 if( !parser.match(keyword) || NameChar() ) |
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1077 return parser.failure(); |
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1078 Spaces(in); |
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1079 return parser.success(); |
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1080 } |
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1081 |
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1082 private static final Set<String> keywords = new HashSet<String>(Arrays.asList( |
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1083 "and", |
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1084 "break", |
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1085 "do", |
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1086 "else", |
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1087 "elseif", |
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1088 "end", |
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1089 "false", |
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1090 "for", |
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1091 "function", |
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1092 "goto", |
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1093 "if", |
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1094 "in", |
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1095 "local", |
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1096 "nil", |
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1097 "not", |
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1098 "or", |
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1099 "repeat", |
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1100 "return", |
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1101 "then", |
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1102 "true", |
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1103 "until", |
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1104 "while" |
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1105 )); |
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1106 |
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1107 private Expr Literal(In in) throws ParseException { |
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1108 int start = parser.begin(); |
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1109 if( NilLiteral(in) ) |
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1110 return parser.success(new ConstExpr(se(start),null)); |
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1111 Boolean b = BooleanLiteral(in); |
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1112 if( b != null ) |
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1113 return parser.success(new ConstExpr(se(start),b)); |
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1114 Number n = NumberLiteral(in); |
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1115 if( n != null ) |
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1116 return parser.success(new ConstExpr(se(start),n)); |
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1117 String s = StringLiteral(in); |
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1118 if( s != null ) |
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1119 return parser.success(new ConstExpr(se(start),s)); |
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1120 return parser.failure(null); |
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1121 } |
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1122 |
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1123 private boolean NilLiteral(In in) throws ParseException { |
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1124 return Keyword("nil",in); |
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1125 } |
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1126 |
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1127 private Boolean BooleanLiteral(In in) throws ParseException { |
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1128 if( Keyword("true",in) ) |
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1129 return true; |
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1130 if( Keyword("false",in) ) |
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1131 return false; |
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1132 return null; |
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1133 } |
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1134 |
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1135 private Number NumberLiteral(In in) throws ParseException { |
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1136 parser.begin(); |
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1137 Number n; |
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1138 if( parser.matchIgnoreCase("0x") ) { |
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1139 n = HexNumber(); |
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1140 } else { |
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1141 n = DecNumber(); |
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1142 } |
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1143 if( n==null || NameChar() ) |
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1144 return parser.failure(null); |
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1145 Spaces(in); |
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1146 return parser.success(n); |
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1147 } |
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1148 |
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1149 private Number DecNumber() { |
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1150 int start = parser.begin(); |
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1151 if( Int() ) { |
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1152 if( parser.match('.') ) |
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1153 Int(); // optional |
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1154 } else if( parser.match('.') && Int() ) { |
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1155 // ok |
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1156 } else |
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1157 return parser.failure(null); |
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1158 Exponent(); // optional |
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1159 return parser.success(Double.valueOf(parser.textFrom(start))); |
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1160 } |
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1161 |
104
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1162 private boolean Exponent() { |
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1163 parser.begin(); |
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1164 if( !parser.matchIgnoreCase("e") ) |
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1165 return parser.failure(); |
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1166 parser.anyOf("+-"); // optional |
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1167 if( !Int() ) |
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1168 return parser.failure(); |
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1169 return parser.success(); |
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1170 } |
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1171 |
104
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1172 private boolean Int() { |
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1173 if( !Digit() ) |
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1174 return false; |
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1175 while( Digit() ); |
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1176 return true; |
5
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1177 } |
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1178 |
104
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1179 private boolean Digit() { |
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1180 return parser.inCharRange('0', '9'); |
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1181 } |
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1182 |
104
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1183 private Number HexNumber() { |
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1184 int start = parser.begin(); |
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1185 double n; |
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1186 if( HexInt() ) { |
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1187 n = (double)Long.parseLong(parser.textFrom(start),16); |
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1188 if( parser.match('.') ) { |
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1189 start = parser.currentIndex(); |
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1190 if( HexInt() ) { |
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1191 String dec = parser.textFrom(start); |
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1192 n += (double)Long.parseLong(dec,16) / Math.pow(16,dec.length()); |
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1193 } |
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1194 } |
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1195 } else if( parser.match('.') && HexInt() ) { |
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1196 String dec = parser.textFrom(start+1); |
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1197 n = (double)Long.parseLong(dec,16) / Math.pow(16,dec.length()); |
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1198 } else { |
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1199 return parser.failure(null); |
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1200 } |
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1201 if( parser.matchIgnoreCase("p") ) { |
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1202 parser.anyOf("+-"); // optional |
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1203 start = parser.currentIndex(); |
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1204 if( !HexInt() ) |
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1205 return parser.failure(null); |
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1206 n *= Math.pow(2,(double)Long.parseLong(parser.textFrom(start))); |
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1207 } |
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1208 return parser.success(Double.valueOf(n)); |
16
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1209 } |
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1210 |
104
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1211 private boolean HexInt() { |
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1212 if( !HexDigit() ) |
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1213 return false; |
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1214 while( HexDigit() ); |
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1215 return true; |
16
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1216 } |
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1217 |
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1218 |
104
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1219 private boolean HexDigit() { |
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1220 return Digit() || parser.anyOf("abcdefABCDEF"); |
6
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1221 } |
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1222 |
129
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1223 private String StringLiteral(In in) throws ParseException { |
104
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1224 String s; |
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1225 if( (s=QuotedString('"'))==null |
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1226 && (s=QuotedString('\''))==null |
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1227 && (s=LongString())==null |
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1228 ) |
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1229 return null; |
129
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1230 Spaces(in); |
104
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1231 return s; |
16
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1232 } |
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1233 |
104
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1234 private String LongString() throws ParseException { |
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1235 parser.begin(); |
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1236 if( !parser.match('[') ) |
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1237 return parser.failure(null); |
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1238 int start = parser.currentIndex(); |
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1239 while( parser.match('=') ); |
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1240 int nEquals = parser.currentIndex() - start; |
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1241 if( !parser.match('[') ) |
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1242 return parser.failure(null); |
120
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1243 EndOfLine(); |
104
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1244 start = parser.currentIndex(); |
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1245 while( !LongBracketsEnd(nEquals) ) { |
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1246 if( !parser.anyChar() ) |
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1247 throw parser.exception("Unclosed long string"); |
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1248 } |
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1249 String s = parser.text.substring( start, parser.currentIndex() - nEquals - 2 ); |
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1250 return parser.success(s); |
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1251 } |
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1252 |
104
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1253 private String QuotedString(char quote) throws ParseException { |
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1254 parser.begin(); |
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1255 if( !parser.match(quote) ) |
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1256 return parser.failure(null); |
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1257 StringBuilder buf = new StringBuilder(); |
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1258 while( !parser.match(quote) ) { |
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1259 Character c = EscSeq(); |
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1260 if( c != null ) { |
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1261 buf.append(c); |
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1262 } else { |
271
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1263 if( parser.test('\r') || parser.test('\n') || !parser.anyChar() ) |
104
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1264 throw parser.exception("Unclosed string"); |
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1265 buf.append(parser.lastChar()); |
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1266 } |
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1267 } |
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1268 return parser.success(buf.toString()); |
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1269 } |
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1270 |
104
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1271 private Character EscSeq() { |
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1272 parser.begin(); |
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1273 if( !parser.match('\\') ) |
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1274 return parser.failure(null); |
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1275 if( parser.match('a') ) return parser.success('\u0007'); |
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1276 if( parser.match('b') ) return parser.success('\b'); |
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1277 if( parser.match('f') ) return parser.success('\f'); |
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1278 if( parser.match('n') ) return parser.success('\n'); |
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1279 if( parser.match('r') ) return parser.success('\r'); |
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1280 if( parser.match('t') ) return parser.success('\t'); |
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1281 if( parser.match('v') ) return parser.success('\u000b'); |
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1282 if( parser.match('\\') ) return parser.success('\\'); |
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1283 if( parser.match('"') ) return parser.success('"'); |
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1284 if( parser.match('\'') ) return parser.success('\''); |
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1285 int start = parser.currentIndex(); |
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1286 if( parser.match('x') && HexDigit() && HexDigit() ) |
155
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1287 return parser.success((char)Integer.parseInt(parser.textFrom(start+1),16)); |
104
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1288 if( Digit() ) { |
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1289 if( Digit() ) Digit(); // optional |
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1290 return parser.success((char)Integer.parseInt(parser.textFrom(start))); |
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1291 } |
271
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1292 if( EndOfLine() ) |
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1293 return parser.success('\n'); |
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1294 return parser.failure(null); |
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1295 } |
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1296 |
129
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1297 private void Spaces(In in) throws ParseException { |
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1298 while( parser.anyOf(" \t") || Comment() || ContinueOnNextLine() || in.parens && EndOfLine() ); |
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1299 } |
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1300 |
104
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1301 private boolean ContinueOnNextLine() { |
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1302 parser.begin(); |
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1303 return parser.match('\\') && EndOfLine() ? parser.success() : parser.failure(); |
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1304 } |
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1305 |
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1306 private boolean Comment() throws ParseException { |
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1307 if( LongComment() ) |
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1308 return true; |
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1309 if( parser.match("--") ) { |
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1310 while( parser.noneOf("\r\n") ); |
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1311 return true; |
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1312 } |
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1313 return false; |
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1314 } |
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1315 |
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1316 private boolean LongComment() throws ParseException { |
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1317 parser.begin(); |
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1318 if( !parser.match("--[") ) |
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1319 return parser.failure(); |
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1320 int start = parser.currentIndex(); |
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1321 while( parser.match('=') ); |
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1322 int nEquals = parser.currentIndex() - start; |
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1323 if( !parser.match('[') ) |
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1324 return parser.failure(); |
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1325 while( !LongBracketsEnd(nEquals) ) { |
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1326 if( !parser.anyChar() ) |
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1327 throw parser.exception("Unclosed comment"); |
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1328 } |
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1329 return parser.success(); |
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1330 } |
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1331 |
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1332 private boolean LongBracketsEnd(int nEquals) { |
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1333 parser.begin(); |
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1334 if( !parser.match(']') ) |
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1335 return parser.failure(); |
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1336 while( nEquals-- > 0 ) { |
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1337 if( !parser.match('=') ) |
754e6030c029
remove parboiled and rewrite parser;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
99
diff
changeset
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1338 return parser.failure(); |
754e6030c029
remove parboiled and rewrite parser;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
99
diff
changeset
|
1339 } |
754e6030c029
remove parboiled and rewrite parser;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
99
diff
changeset
|
1340 if( !parser.match(']') ) |
754e6030c029
remove parboiled and rewrite parser;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
99
diff
changeset
|
1341 return parser.failure(); |
754e6030c029
remove parboiled and rewrite parser;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
99
diff
changeset
|
1342 return parser.success(); |
12
9cea1aea5eef
CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
11
diff
changeset
|
1343 } |
9cea1aea5eef
CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
11
diff
changeset
|
1344 |
5
9ef0fd711101
start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff
changeset
|
1345 } |