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annotate src/luan/interp/LuaParser.java @ 17:09d41f7490a8

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add local variables git-svn-id: https://luan-java.googlecode.com/svn/trunk@18 21e917c8-12df-6dd8-5cb6-c86387c605b9
author fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
date Fri, 30 Nov 2012 11:46:34 +0000
parents 2a30281ef47c
children 3971113699b8
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1 package luan.interp;
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2
12
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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 org.parboiled.BaseParser;
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10 import org.parboiled.Parboiled;
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11 import org.parboiled.Rule;
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12 import org.parboiled.parserunners.ReportingParseRunner;
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13 import org.parboiled.support.ParsingResult;
14
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14 import org.parboiled.support.Var;
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15 import org.parboiled.support.StringVar;
17
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16 import org.parboiled.support.StringBuilderVar;
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17 import org.parboiled.support.ValueStack;
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18 import org.parboiled.errors.ErrorUtils;
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19 import luan.Lua;
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20 import luan.LuaNumber;
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21 import luan.LuaState;
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24 public class LuaParser extends BaseParser<Object> {
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25 int nEquals;
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26 int parens = 0;
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27 List<String> symbols = new ArrayList<String>();
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28 int stackSize = 0;
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29
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30 boolean nEquals(int n) {
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31 nEquals = n;
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32 return true;
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33 }
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34
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35 boolean incParens() {
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36 parens++;
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37 return true;
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38 }
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39
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40 boolean decParens() {
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41 parens--;
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42 return true;
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43 }
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44
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45 int index(String name) {
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46 int i = symbols.size();
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47 while( --i >= 0 ) {
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48 if( symbols.get(i).equals(name) )
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49 return i;
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50 }
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51 return -1;
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52 }
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53
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54 public Rule Target() {
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55 return Sequence(
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56 Spaces(),
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57 FirstOf(
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58 Sequence( ExpList(), EOI ),
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59 Sequence( Chunk(), EOI )
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60 )
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61 );
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62 }
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63
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64 Rule Chunk() {
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65 return Sequence(
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66 Block(),
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67 push( new Chunk( (Stmt)pop(), stackSize ) )
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68 );
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69 }
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70
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71 Rule Block() {
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72 Var<List<Stmt>> stmts = new Var<List<Stmt>>(new ArrayList<Stmt>());
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73 return Sequence(
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74 push(0), // stackCount
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75 Optional( Stmt(stmts) ),
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76 ZeroOrMore(
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77 StmtSep(),
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78 Optional( Stmt(stmts) )
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79 ),
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80 push( newBlock(stmts.get()) )
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81 );
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82 }
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83
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84 Stmt newBlock(List<Stmt> stmts) {
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85 if( stackSize < symbols.size() )
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86 stackSize = symbols.size();
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87 int stackN = (Integer)pop();
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88 for( int i=0; i<stackN; i++ ) {
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89 symbols.remove(symbols.size()-1); // pop
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90 }
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91 if( stmts.isEmpty() )
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92 return Stmt.EMPTY;
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93 if( stmts.size()==1 && stackN==0 )
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94 return stmts.get(0);
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95 return new Block( stmts.toArray(new Stmt[0]), symbols.size(), symbols.size()+stackN );
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96 }
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97
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98 Rule StmtSep() {
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99 return Sequence(
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100 FirstOf(
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101 ';',
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102 Sequence(
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103 Optional( "--", ZeroOrMore(NoneOf("\r\n")) ),
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104 EndOfLine()
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105 )
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106 ),
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107 Spaces()
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108 );
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109 }
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110
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111 Rule EndOfLine() {
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112 return FirstOf("\r\n", '\r', '\n');
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113 }
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114
17
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115 Rule Stmt(Var<List<Stmt>> stmts) {
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116 return FirstOf(
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117 LocalStmt(stmts),
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118 Sequence(
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119 FirstOf(
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120 DoStmt(),
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121 WhileStmt(),
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122 RepeatStmt(),
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123 IfStmt(),
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124 SetStmt(),
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125 ExpressionsStmt()
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126 ),
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127 stmts.get().add( (Stmt)pop() )
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128 )
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129 );
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130 }
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131
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132 Rule DoStmt() {
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133 return Sequence(
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134 Keyword("do"), Block(), Keyword("end")
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135 );
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136 }
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137
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138 Rule LocalStmt(Var<List<Stmt>> stmts) {
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139 Var<List<String>> names = new Var<List<String>>(new ArrayList<String>());
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140 return Sequence(
17
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141 Keyword("local"),
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142 Name(),
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143 newName(names.get()),
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144 ZeroOrMore(
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145 ',', Spaces(), Name(),
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146 newName(names.get())
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147 ),
17
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148 Optional(
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149 '=', Spaces(),
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150 ExpList(),
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151 stmts.get().add( newSetLocalStmt(names.get()) )
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152 )
12
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153 );
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154 }
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155
17
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156 boolean newName(List<String> names) {
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157 String name = (String)pop();
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158 names.add(name);
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159 symbols.add(name);
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160 push( ((Integer)pop()) + 1 );
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161 return true;
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162 }
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163
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164 SetStmt newSetLocalStmt(List<String> names) {
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165 Expressions values = (Expressions)pop();
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166 SetLocalVar[] vars = new SetLocalVar[names.size()];
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167 for( int i=0; i<vars.length; i++ ) {
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168 vars[i] = new SetLocalVar(index(names.get(i)));
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169 }
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170 return new SetStmt( vars, values );
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171 }
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172
14
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173 Rule WhileStmt() {
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174 return Sequence(
17
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175 Keyword("while"), Expr(), Keyword("do"), Block(), Keyword("end"),
14
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176 push( new WhileStmt( expr(pop(1)), (Stmt)pop() ) )
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177 );
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178 }
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179
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180 Rule RepeatStmt() {
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181 return Sequence(
17
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182 Keyword("repeat"), Block(), Keyword("until"), Expr(),
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183 push( new RepeatStmt( (Stmt)pop(1), expr(pop()) ) )
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184 );
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185 }
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186
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187 Rule IfStmt() {
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188 Var<Integer> n = new Var<Integer>(1);
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189 return Sequence(
17
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190 Keyword("if"), Expr(), Keyword("then"), Block(),
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191 push(Stmt.EMPTY),
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192 ZeroOrMore(
17
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193 Keyword("elseif"), drop(), Expr(), Keyword("then"), Block(),
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194 push(Stmt.EMPTY),
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195 n.set(n.get()+1)
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196 ),
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197 Optional(
17
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198 Keyword("else"), drop(), Block()
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199 ),
17
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200 Keyword("end"),
14
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201 buildIfStmt(n.get())
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202 );
11
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203 }
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204
14
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205 boolean buildIfStmt(int n) {
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206 while( n-- > 0 ) {
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207 Stmt elseStmt = (Stmt)pop();
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208 Stmt thenStmt = (Stmt)pop();
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209 Expr cnd = expr(pop());
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210 push( new IfStmt(cnd,thenStmt,elseStmt) );
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211 }
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212 return true;
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213 }
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214
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215 Rule SetStmt() {
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216 return Sequence(
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217 VarList(),
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218 '=', Spaces(),
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219 ExpList(),
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220 push( newSetStmt() )
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221 );
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222 }
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223
14
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224 Rule ExpressionsStmt() {
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225 return Sequence(
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226 ExpList(),
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227 push( new ExpressionsStmt((Expressions)pop()) )
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228 );
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229 }
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230
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231 SetStmt newSetStmt() {
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232 Expressions values = (Expressions)pop();
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233 @SuppressWarnings("unchecked")
17
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234 List<Settable> vars = (List<Settable>)pop();
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235 return new SetStmt( vars.toArray(new Settable[0]), values );
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236 }
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237
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238 Rule VarList() {
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239 return Sequence(
17
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240 push(new ArrayList<Settable>()),
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241 Var(),
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242 addToVarList(),
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243 ZeroOrMore(
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244 ',', Spaces(), Var(),
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245 addToVarList()
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246 )
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247 );
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248 }
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249
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250 boolean addToVarList() {
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251 Object obj2 = pop();
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252 if( obj2==null )
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253 return false;
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254 Object obj1 = pop();
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255 @SuppressWarnings("unchecked")
17
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256 List<Settable> vars = (List<Settable>)peek();
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257 if( obj1==null ) {
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258 String name = (String)obj2;
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259 int index = index(name);
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260 if( index == -1 ) {
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261 vars.add( new SetTableEntry( EnvExpr.INSTANCE, new ConstExpr(name) ) );
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262 } else {
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263 vars.add( new SetLocalVar(index) );
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264 }
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265 } else {
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266 Expr key = expr(obj2);
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267 Expr table = expr(obj1);
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268 vars.add( new SetTableEntry(table,key) );
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269 }
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270 return true;
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271 }
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272
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273 Rule Expr() {
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274 return OrExpr();
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275 }
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276
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277 Rule OrExpr() {
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278 return Sequence(
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279 AndExpr(),
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280 ZeroOrMore( "or", Spaces(), AndExpr(), push( new OrExpr(expr(pop(1)),expr(pop())) ) )
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281 );
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282 }
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283
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284 Rule AndExpr() {
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285 return Sequence(
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286 RelExpr(),
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287 ZeroOrMore( "and", Spaces(), RelExpr(), push( new AndExpr(expr(pop(1)),expr(pop())) ) )
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288 );
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289 }
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290
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291 Rule RelExpr() {
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292 return Sequence(
8
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293 ConcatExpr(),
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294 ZeroOrMore(
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295 FirstOf(
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296 Sequence( "==", Spaces(), ConcatExpr(), push( new EqExpr(expr(pop(1)),expr(pop())) ) ),
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diff changeset
297 Sequence( "~=", Spaces(), ConcatExpr(), push( new NotExpr(new EqExpr(expr(pop(1)),expr(pop()))) ) ),
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298 Sequence( "<=", Spaces(), ConcatExpr(), push( new LeExpr(expr(pop(1)),expr(pop())) ) ),
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diff changeset
299 Sequence( ">=", Spaces(), ConcatExpr(), push( new LeExpr(expr(pop()),expr(pop())) ) ),
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diff changeset
300 Sequence( "<", Spaces(), ConcatExpr(), push( new LtExpr(expr(pop(1)),expr(pop())) ) ),
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diff changeset
301 Sequence( ">", Spaces(), ConcatExpr(), push( new LtExpr(expr(pop()),expr(pop())) ) )
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302 )
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diff changeset
303 )
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diff changeset
304 );
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305 }
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306
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diff changeset
307 Rule ConcatExpr() {
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308 return Sequence(
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diff changeset
309 SumExpr(),
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diff changeset
310 Optional( "..", Spaces(), ConcatExpr(), push( new ConcatExpr(expr(pop(1)),expr(pop())) ) )
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311 );
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parents: 7
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312 }
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parents: 7
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313
7
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parents: 6
diff changeset
314 Rule SumExpr() {
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parents: 6
diff changeset
315 return Sequence(
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parents: 6
diff changeset
316 TermExpr(),
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parents: 6
diff changeset
317 ZeroOrMore(
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diff changeset
318 FirstOf(
11
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diff changeset
319 Sequence( '+', Spaces(), TermExpr(), push( new AddExpr(expr(pop(1)),expr(pop())) ) ),
14
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parents: 12
diff changeset
320 Sequence( '-', TestNot('-'), Spaces(), TermExpr(), push( new SubExpr(expr(pop(1)),expr(pop())) ) )
7
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parents: 6
diff changeset
321 )
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parents: 6
diff changeset
322 )
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parents: 6
diff changeset
323 );
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parents: 6
diff changeset
324 }
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diff changeset
325
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diff changeset
326 Rule TermExpr() {
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9ef0fd711101 start LuaParser
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327 return Sequence(
7
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diff changeset
328 UnaryExpr(),
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parents: 6
diff changeset
329 ZeroOrMore(
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diff changeset
330 FirstOf(
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331 Sequence( '*', Spaces(), UnaryExpr(), push( new MulExpr(expr(pop(1)),expr(pop())) ) ),
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diff changeset
332 Sequence( '/', Spaces(), UnaryExpr(), push( new DivExpr(expr(pop(1)),expr(pop())) ) ),
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diff changeset
333 Sequence( '%', Spaces(), UnaryExpr(), push( new ModExpr(expr(pop(1)),expr(pop())) ) )
7
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parents: 6
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334 )
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
335 )
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parents: 6
diff changeset
336 );
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337 }
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parents: 6
diff changeset
338
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parents: 6
diff changeset
339 Rule UnaryExpr() {
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parents: 6
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340 return FirstOf(
11
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diff changeset
341 Sequence( '#', Spaces(), PowExpr(), push( new LenExpr(expr(pop())) ) ),
14
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342 Sequence( '-', TestNot('-'), Spaces(), PowExpr(), push( new UnmExpr(expr(pop())) ) ),
11
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343 Sequence( "not", Spaces(), PowExpr(), push( new NotExpr(expr(pop())) ) ),
8
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diff changeset
344 PowExpr()
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345 );
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346 }
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347
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348 Rule PowExpr() {
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349 return Sequence(
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350 SingleExpr(),
11
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351 Optional( '^', Spaces(), PowExpr(), push( new PowExpr(expr(pop(1)),expr(pop())) ) )
7
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352 );
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353 }
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parents: 6
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354
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diff changeset
355 Rule SingleExpr() {
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356 return FirstOf(
9
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357 TableExpr(),
11
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diff changeset
358 VarExp(),
7
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diff changeset
359 LiteralExpr()
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diff changeset
360 );
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parents: 6
diff changeset
361 }
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parents: 6
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362
9
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diff changeset
363 Rule TableExpr() {
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parents: 8
diff changeset
364 return Sequence(
16
2a30281ef47c finish number literals;
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diff changeset
365 '{', incParens(), Spaces(),
9
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diff changeset
366 push( new ArrayList<TableExpr.Field>() ),
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parents: 8
diff changeset
367 push( 1.0 ), // counter
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parents: 8
diff changeset
368 Optional(
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diff changeset
369 Field(),
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diff changeset
370 ZeroOrMore(
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diff changeset
371 FieldSep(),
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diff changeset
372 Field()
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parents: 8
diff changeset
373 ),
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374 Optional( FieldSep() )
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parents: 8
diff changeset
375 ),
16
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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diff changeset
376 '}', decParens(),
14
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
377 push( newTableExpr() ),
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diff changeset
378 Spaces()
9
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diff changeset
379 );
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parents: 8
diff changeset
380 }
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parents: 8
diff changeset
381
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diff changeset
382 TableExpr newTableExpr() {
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diff changeset
383 pop(); // counter
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diff changeset
384 @SuppressWarnings("unchecked")
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diff changeset
385 List<TableExpr.Field> list = (List<TableExpr.Field>)pop();
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diff changeset
386 return new TableExpr(list.toArray(new TableExpr.Field[0]));
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diff changeset
387 }
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parents: 8
diff changeset
388
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parents: 8
diff changeset
389 Rule FieldSep() {
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
390 return Sequence( AnyOf(",;"), Spaces() );
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diff changeset
391 }
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parents: 8
diff changeset
392
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diff changeset
393 Rule Field() {
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parents: 8
diff changeset
394 return FirstOf(
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parents: 8
diff changeset
395 Sequence(
17
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diff changeset
396 FirstOf( SubExpr(), NameExpr() ),
9
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diff changeset
397 '=', Spaces(), Expr(),
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diff changeset
398 addField()
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parents: 8
diff changeset
399 ),
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parents: 8
diff changeset
400 Sequence(
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diff changeset
401 Expr(),
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
402 addIndexedField()
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parents: 8
diff changeset
403 )
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parents: 8
diff changeset
404 );
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parents: 8
diff changeset
405 }
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parents: 8
diff changeset
406
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parents: 8
diff changeset
407 boolean addField() {
11
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parents: 9
diff changeset
408 TableExpr.Field field = new TableExpr.Field( expr(pop(1)), expr(pop()) );
9
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parents: 8
diff changeset
409 @SuppressWarnings("unchecked")
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parents: 8
diff changeset
410 List<TableExpr.Field> list = (List<TableExpr.Field>)peek(1);
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
411 list.add(field);
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parents: 8
diff changeset
412 return true;
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parents: 8
diff changeset
413 }
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parents: 8
diff changeset
414
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parents: 8
diff changeset
415 boolean addIndexedField() {
11
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diff changeset
416 Expr val = expr(pop());
9
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parents: 8
diff changeset
417 double i = (Double)pop();
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
418 TableExpr.Field field = new TableExpr.Field( new ConstExpr(new LuaNumber(i)), val );
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
419 push( i + 1 );
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
420 @SuppressWarnings("unchecked")
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
421 List<TableExpr.Field> list = (List<TableExpr.Field>)peek(1);
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
422 list.add(field);
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
423 return true;
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
424 }
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
425
11
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
426 static Expr expr(Object obj) {
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
427 if( obj instanceof Expressions )
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
428 return new ExpressionsExpr((Expressions)obj);
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
429 return (Expr)obj;
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
430 }
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
431
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
432 Rule VarExp() {
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
433 return Sequence(
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
434 Var(),
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
435 makeVarExp()
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
436 );
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
437 }
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
438
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
439 Rule Var() {
9
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
440 return Sequence(
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
441 FirstOf(
11
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
442 Sequence(
16
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
443 '(', incParens(), Spaces(), Expr(), ')', decParens(), Spaces(),
11
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
444 push(expr(pop())),
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
445 push(null) // marker
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
446 ),
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
447 Sequence(
17
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
448 push(null), // marker
11
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
449 Name()
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
450 )
9
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
451 ),
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
452 ZeroOrMore(
11
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
453 makeVarExp(),
9
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
454 FirstOf(
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
455 SubExpr(),
17
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
456 Sequence( '.', Spaces(), NameExpr() ),
11
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
457 Sequence(
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
458 Args(),
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
459 push(null) // marker
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
460 )
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
461 )
9
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
462 )
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
463 );
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
464 }
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
465
11
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
466 boolean makeVarExp() {
17
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
467 Object obj2 = pop();
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
468 if( obj2==null )
11
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
469 return true;
17
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
470 Object obj1 = pop();
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
471 if( obj1==null ) {
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
472 String name = (String)obj2;
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
473 int index = index(name);
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
474 if( index == -1 ) {
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
475 return push( new GetExpr( EnvExpr.INSTANCE, new ConstExpr(name) ) );
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
476 } else {
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
477 return push( new GetLocalVar(index) );
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
478 }
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
479 }
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
480 return push( new GetExpr( expr(obj1), expr(obj2) ) );
11
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
481 }
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
482
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
483 // function should be on top of the stack
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
484 Rule Args() {
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
485 return Sequence(
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
486 FirstOf(
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
487 Sequence(
16
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
488 '(', incParens(), Spaces(), Expressions(), ')', decParens(), Spaces()
11
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
489 ),
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
490 Sequence(
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
491 TableExpr(),
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
492 push( new ExpList.SingleExpList(expr(pop())) )
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
493 ),
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
494 Sequence(
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
495 StringLiteral(), Spaces(),
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
496 push( new ExpList.SingleExpList(new ConstExpr(pop())) )
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
497 )
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
498 ),
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
499 push( new FnCall( expr(pop(1)), (Expressions)pop() ) )
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
500 );
9
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
501 }
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
502
11
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
503 Rule Expressions() {
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
504 return FirstOf(
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
505 ExpList(),
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
506 push( ExpList.emptyExpList )
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
507 );
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
508 }
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
509
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
510 Rule ExpList() {
17
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
511 Var<ExpList.Builder> builder = new Var<ExpList.Builder>(new ExpList.Builder());
9
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
512 return Sequence(
11
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
513 Expr(),
17
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
514 addToExpList(builder.get()),
11
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
515 ZeroOrMore(
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
516 ',', Spaces(), Expr(),
17
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
517 addToExpList(builder.get())
11
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
518 ),
17
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
519 push( builder.get().build() )
9
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
520 );
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
521 }
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
522
17
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
523 boolean addToExpList(ExpList.Builder bld) {
11
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
524 Object obj = pop();
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
525 if( obj instanceof Expressions ) {
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
526 bld.add( (Expressions)obj );
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
527 } else {
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
528 bld.add( (Expr)obj );
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
529 }
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
530 return true;
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
531 }
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
532
17
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
533
11
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
534 Rule SubExpr() {
16
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
535 return Sequence( '[', incParens(), Spaces(), Expr(), ']', decParens(), Spaces() );
11
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
536 }
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
537
17
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
538 Rule NameExpr() {
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
539 return Sequence(
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
540 Name(),
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
541 push( new ConstExpr((String)pop()) )
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
542 );
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
543 }
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
544
9
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
545 Rule Name() {
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
546 return Sequence(
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
547 Sequence(
17
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
548 NameFirstChar(),
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
549 ZeroOrMore( NameChar() )
9
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
550 ),
17
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
551 !keywords.contains(match()),
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
552 push(match()),
9
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
553 Spaces()
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
554 );
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
555 }
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
556
17
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
557 Rule NameChar() {
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
558 return FirstOf( NameFirstChar(), Digit() );
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
559 }
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
560
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
561 Rule NameFirstChar() {
9
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
562 return FirstOf(
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
563 CharRange('a', 'z'),
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
564 CharRange('A', 'Z'),
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
565 '_'
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
566 );
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
567 }
600676034a1a add variables and tables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 8
diff changeset
568
17
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
569 Rule Keyword(String keyword) {
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
570 return Sequence(
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
571 keyword,
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
572 TestNot( NameChar() ),
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
573 Spaces()
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
574 );
12
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
575 }
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
576
17
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
577 static final Set<String> keywords = new HashSet<String>(Arrays.asList(
12
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
578 "and",
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
579 "break",
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
580 "do",
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
581 "else",
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
582 "elseif",
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
583 "end",
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
584 "false",
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
585 "for",
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
586 "function",
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
587 "goto",
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
588 "if",
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
589 "in",
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
590 "local",
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
591 "nil",
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
592 "not",
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
593 "or",
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
594 "repeat",
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
595 "return",
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
596 "then",
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
597 "true",
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
598 "until",
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
599 "while"
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
600 ));
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
601
7
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
602 Rule LiteralExpr() {
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
603 return Sequence(
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
604 Literal(), Spaces(),
5
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
605 push(new ConstExpr(pop()))
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
606 );
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
607 }
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
608
7
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
609 Rule Literal() {
5
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
610 return FirstOf(
7
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
611 NilLiteral(),
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
612 BooleanLiteral(),
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
613 NumberLiteral(),
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
614 StringLiteral()
5
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
615 );
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
616 }
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
617
7
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
618 Rule NilLiteral() {
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
619 return Sequence( "nil", push(null) );
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
620 }
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
621
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
622 Rule BooleanLiteral() {
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
623 return FirstOf(
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
624 Sequence( "true", push(true) ),
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
625 Sequence( "false", push(false) )
5
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
626 );
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
627 }
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
628
7
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
629 Rule NumberLiteral() {
5
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
630 return Sequence(
6
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
631 Number(),
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
632 push(new LuaNumber((Double)pop()))
5
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
633 );
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
634 }
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
635
6
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
636 Rule Number() {
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
637 return FirstOf(
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
638 Sequence(
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
639 IgnoreCase("0x"),
16
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
640 HexNumber()
6
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
641 ),
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
642 Sequence(
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
643 DecNumber(),
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
644 push(Double.parseDouble(match()))
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
645 )
5
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
646 );
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
647 }
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
648
6
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
649 Rule DecNumber() {
5
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
650 return FirstOf(
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
651 Sequence(
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
652 Int(),
7
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
653 Optional( '.', Optional(Int()) ),
11
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
654 Exponent()
5
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
655 ),
11
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
656 Sequence( '.', Int(), Exponent() )
5
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
657 );
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
658 }
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
659
11
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
660 Rule Exponent() {
5
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
661 return Optional(
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
662 IgnoreCase('e'),
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
663 Optional(AnyOf("+-")),
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
664 Int()
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
665 );
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
666 }
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
667
6
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
668 Rule Int() {
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
669 return OneOrMore(Digit());
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
670 }
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
671
16
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
672 Rule Digit() {
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
673 return CharRange('0', '9');
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
674 }
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
675
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
676 Rule HexNumber() {
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
677 return FirstOf(
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
678 Sequence(
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
679 HexInt(),
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
680 push( (double)Long.parseLong(match(),16) ),
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
681 Optional( '.', Optional(HexDec()) ),
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
682 HexExponent()
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
683 ),
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
684 Sequence( push(0.0), '.', HexDec(), HexExponent() )
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
685 );
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
686 }
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
687
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
688 Rule HexDec() {
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
689 return Sequence(
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
690 HexInt(),
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
691 push( (Double)pop() + (double)Long.parseLong(match(),16) / Math.pow(16,matchLength()) )
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
692 );
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
693 }
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
694
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
695 Rule HexExponent() {
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
696 return Optional(
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
697 IgnoreCase('p'),
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
698 Sequence(
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
699 Optional(AnyOf("+-")),
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
700 HexInt()
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
701 ),
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
702 push( (Double)pop() * Math.pow(2,(double)Long.parseLong(match())) )
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
703 );
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
704 }
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
705
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
706 Rule HexInt() {
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
707 return OneOrMore(Digit());
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
708 }
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
709
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
710
6
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
711 Rule HexDigit() {
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
712 return FirstOf(
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
713 Digit(),
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
714 AnyOf("abcdefABCDEF")
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
715 );
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
716 }
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
717
7
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
718 Rule StringLiteral() {
6
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
719 return FirstOf(
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
720 QuotedString('"'),
16
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
721 QuotedString('\''),
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
722 LongString()
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
723 );
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
724 }
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
725
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
726 Rule LongString() {
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
727 return Sequence(
17
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
728 '[',
16
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
729 ZeroOrMore('='),
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
730 nEquals(matchLength()),
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
731 '[',
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
732 ZeroOrMore(
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
733 TestNot(LongBracketsEnd()),
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
734 ANY
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
735 ),
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
736 push( match() ),
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
737 LongBracketsEnd()
6
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
738 );
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
739 }
5
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
740
6
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
741 Rule QuotedString(char quote) {
17
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
742 StringBuilderVar buf = new StringBuilderVar();
6
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
743 return Sequence(
7
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
744 quote,
6
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
745 ZeroOrMore(
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
746 FirstOf(
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
747 Sequence(
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
748 NoneOf("\\\n"+quote),
17
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
749 buf.append(matchedChar())
6
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
750 ),
17
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
751 EscSeq(buf)
6
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
752 )
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
753 ),
7
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
754 quote,
17
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
755 push( buf.getString() )
6
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
756 );
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
757 }
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
758
17
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
759 Rule EscSeq(StringBuilderVar buf) {
6
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
760 return Sequence(
7
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
761 '\\',
6
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
762 FirstOf(
17
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
763 Sequence( 'a', buf.append('\u0007') ),
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
764 Sequence( 'b', buf.append('\b') ),
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
765 Sequence( 'f', buf.append('\f') ),
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
766 Sequence( 'n', buf.append('\n') ),
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
767 Sequence( 'r', buf.append('\r') ),
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
768 Sequence( 't', buf.append('\t') ),
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
769 Sequence( 'v', buf.append('\u000b') ),
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
770 Sequence( '\\', buf.append('\\') ),
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
771 Sequence( '"', buf.append('"') ),
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
772 Sequence( '\'', buf.append('\'') ),
7
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
773 Sequence(
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
774 'x',
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
775 Sequence( HexDigit(), HexDigit() ),
17
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
776 buf.append( (char)Integer.parseInt(match(),16) )
7
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
777 ),
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
778 Sequence(
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
779 Sequence(
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
780 Digit(),
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
781 Optional(
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
782 Digit(),
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
783 Optional(
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
784 Digit()
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
785 )
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
786 )
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
787 ),
17
09d41f7490a8 add local variables
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 16
diff changeset
788 buf.append( (char)Integer.parseInt(match()) )
7
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
789 )
6
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
790 )
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
791 );
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
792 }
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
793
12
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
794 Rule Spaces() {
14
2ddf85634d20 whitespace handling;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
795 return ZeroOrMore(
2ddf85634d20 whitespace handling;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
796 FirstOf(
2ddf85634d20 whitespace handling;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
797 AnyOf(" \t"),
2ddf85634d20 whitespace handling;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
798 Comment(),
2ddf85634d20 whitespace handling;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
799 Sequence( '\\', EndOfLine() ),
16
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
800 Sequence( AnyOf("\r\n"), parens > 0 )
14
2ddf85634d20 whitespace handling;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
801 )
2ddf85634d20 whitespace handling;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
802 );
2ddf85634d20 whitespace handling;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
803 }
2ddf85634d20 whitespace handling;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
804
2ddf85634d20 whitespace handling;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
805 Rule Comment() {
2ddf85634d20 whitespace handling;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
806 return Sequence(
2ddf85634d20 whitespace handling;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
807 "--[",
2ddf85634d20 whitespace handling;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
808 ZeroOrMore('='),
16
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
809 nEquals(matchLength()),
14
2ddf85634d20 whitespace handling;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
810 '[',
2ddf85634d20 whitespace handling;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
811 ZeroOrMore(
16
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
812 TestNot(LongBracketsEnd()),
14
2ddf85634d20 whitespace handling;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
813 ANY
2ddf85634d20 whitespace handling;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
814 ),
16
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
815 LongBracketsEnd()
14
2ddf85634d20 whitespace handling;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
816 );
2ddf85634d20 whitespace handling;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
817 }
2ddf85634d20 whitespace handling;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
818
16
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
819 Rule LongBracketsEnd() {
2a30281ef47c finish number literals;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 15
diff changeset
820 return Sequence( ']', ZeroOrMore('='), nEquals==matchLength(), ']' );
7
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
821 }
bca8fc5d928b work on expressions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 6
diff changeset
822
12
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
823 // for debugging
14
2ddf85634d20 whitespace handling;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
824 boolean print(Object o) {
2ddf85634d20 whitespace handling;
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
825 System.out.println(o);
12
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
826 return true;
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
827 }
9cea1aea5eef CmdLine can run files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 11
diff changeset
828
5
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
829 // for testing
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
830 public static void main(String[] args) throws Exception {
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
831 LuaParser parser = Parboiled.createParser(LuaParser.class);
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
832 while( true ) {
6
a315783c9524 more parsing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 5
diff changeset
833 String input = new Scanner(System.in).nextLine();
5
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
834 ParsingResult<?> result = new ReportingParseRunner(parser.Target()).run(input);
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
835 if( result.hasErrors() ) {
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
836 System.out.println("Parse Errors:\n" + ErrorUtils.printParseErrors(result));
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
837 } else {
11
b7d7069fee58 add assignment statement and CmdLine
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 9
diff changeset
838 Expr expr = expr(result.resultValue);
5
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
839 LuaState lua = new LuaState();
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
840 Object val = expr.eval(lua);
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
841 System.out.println("Result: "+Lua.toString(val));
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
842 }
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
843 }
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
844 }
9ef0fd711101 start LuaParser
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
845 }