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LispParser.java
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Fri, Mar 13, 11:03 PM

LispParser.java
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package org.xreate.grammatic.lisp;
// $ANTLR 3.4 /private/prg/code/xreate/antlr/lisp.g 2012-04-07 17:57:03
import org.antlr.runtime.*;
import java.util.Stack;
import java.util.List;
import java.util.ArrayList;
@SuppressWarnings({"all", "warnings", "unchecked"})
public class LispParser extends Parser {
public static final String[] tokenNames = new String[] {
"<invalid>", "<EOR>", "<DOWN>", "<UP>", "WHITESPACE", "WORD", "'('", "')'", "','"
};
public static final int EOF=-1;
public static final int T__6=6;
public static final int T__7=7;
public static final int T__8=8;
public static final int WHITESPACE=4;
public static final int WORD=5;
// delegates
public Parser[] getDelegates() {
return new Parser[] {};
}
// delegators
public LispParser(TokenStream input) {
this(input, new RecognizerSharedState());
}
public LispParser(TokenStream input, RecognizerSharedState state) {
super(input, state);
}
public String[] getTokenNames() { return LispParser.tokenNames; }
public String getGrammarFileName() { return "/private/prg/code/xreate/antlr/lisp.g"; }
// $ANTLR start "statement"
// /private/prg/code/xreate/antlr/lisp.g:7:1: statement : WORD ( '(' statement ( ',' statement )* ')' )? ;
public final ASTLispNode statement(ASTLispNode node) throws RecognitionException {
try {
// /private/prg/code/xreate/antlr/lisp.g:8:2: ( WORD ( '(' statement ( ',' statement )* ')' )? )
// /private/prg/code/xreate/antlr/lisp.g:8:4: WORD ( '(' statement ( ',' statement )* ')' )?
{
CommonToken token = (CommonToken) match(input,WORD,FOLLOW_WORD_in_statement71);
String text = token.getText();
ASTLispNode nodeChild = ('0' <= text.charAt(0) && '9'>= text.charAt(0))? new ASTLispConstantNode(text) : new ASTLispNode(text);
if (node != null){
node.add(nodeChild);
}
node = nodeChild;
// /private/prg/code/xreate/antlr/lisp.g:8:9: ( '(' statement ( ',' statement )* ')' )?
int alt2=2;
int LA2_0 = input.LA(1);
if ( (LA2_0==6) ) {
alt2=1;
}
switch (alt2) {
case 1 :
// /private/prg/code/xreate/antlr/lisp.g:8:10: '(' statement ( ',' statement )* ')'
{
match(input,6,FOLLOW_6_in_statement74);
pushFollow(FOLLOW_statement_in_statement76);
statement(node);
state._fsp--;
// /private/prg/code/xreate/antlr/lisp.g:8:24: ( ',' statement )*
loop1:
do {
int alt1=2;
int LA1_0 = input.LA(1);
if ( (LA1_0==8) ) {
alt1=1;
}
switch (alt1) {
case 1 :
// /private/prg/code/xreate/antlr/lisp.g:8:25: ',' statement
{
match(input,8,FOLLOW_8_in_statement79);
pushFollow(FOLLOW_statement_in_statement81);
statement(node);
state._fsp--;
}
break;
default :
break loop1;
}
} while (true);
match(input,7,FOLLOW_7_in_statement85);
}
break;
}
}
}
catch (RecognitionException re) {
reportError(re);
recover(input,re);
}
finally {
// do for sure before leaving
}
return node;
}
// $ANTLR end "statement"
// Delegated rules
public static final BitSet FOLLOW_WORD_in_statement71 = new BitSet(new long[]{0x0000000000000042L});
public static final BitSet FOLLOW_6_in_statement74 = new BitSet(new long[]{0x0000000000000020L});
public static final BitSet FOLLOW_statement_in_statement76 = new BitSet(new long[]{0x0000000000000180L});
public static final BitSet FOLLOW_8_in_statement79 = new BitSet(new long[]{0x0000000000000020L});
public static final BitSet FOLLOW_statement_in_statement81 = new BitSet(new long[]{0x0000000000000180L});
public static final BitSet FOLLOW_7_in_statement85 = new BitSet(new long[]{0x0000000000000002L});
}

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