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Merge pull request #204 from lievenlemiengre/master

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Allow customisation of allRules creation in AbstractInternalAntlrParser
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Sven Efftinge 2016-12-18 14:21:14 +01:00 committed by GitHub
commit ad9ef47b80
1 changed files with 11 additions and 3 deletions
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14
org.eclipse.xtext/src/org/eclipse/xtext/parser/antlr/AbstractInternalAntlrParser.java
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@ -11,6 +11,7 @@ package org.eclipse.xtext.parser.antlr;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
@ -211,7 +212,7 @@ public abstract class AbstractInternalAntlrParser extends Parser {
private int lastConsumedIndex = -1;
private final Map<String, AbstractRule> allRules;
private Map<String, AbstractRule> allRules;
private ISyntaxErrorMessageProvider syntaxErrorProvider;
@ -221,21 +222,28 @@ public abstract class AbstractInternalAntlrParser extends Parser {
protected AbstractInternalAntlrParser(TokenStream input) {
super(input);
allRules = Maps.newHashMap();
}
protected AbstractInternalAntlrParser(TokenStream input, RecognizerSharedState state) {
super(input, state);
allRules = Maps.newHashMap();
}
protected void registerRules(Grammar grammar) {
allRules = createAllRules(grammar);
}
/**
* @since 2.11
*/
protected Map<String, AbstractRule> createAllRules(Grammar grammar) {
Map<String, AbstractRule> allRules = Maps.newHashMap();
for (AbstractRule rule: GrammarUtil.allRules(grammar)) {
if(rule instanceof TerminalRule)
allRules.put(rule.getName().toUpperCase(), rule);
else
allRules.put(rule.getName(), rule);
}
return allRules;
}
public TokenStream getInput() {