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fix error handling to just match <expr> as token under expr RuleNode

This commit is contained in:
Terence Parr 2013-09-08 19:10:04 -07:00
parent cfac804b57
commit 7ead36fb4b
1 changed files with 1 additions and 7 deletions
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8
runtime/Java/src/org/antlr/v4/runtime/tree/pattern/ParseTreePatternErrorStrategy.java
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@ -33,7 +33,6 @@ package org.antlr.v4.runtime.tree.pattern;
import org.antlr.v4.runtime.DefaultErrorStrategy;
import org.antlr.v4.runtime.InputMismatchException;
import org.antlr.v4.runtime.Parser;
import org.antlr.v4.runtime.ParserRuleContext;
import org.antlr.v4.runtime.RecognitionException;
import org.antlr.v4.runtime.Token;
@ -71,12 +70,7 @@ public class ParseTreePatternErrorStrategy extends DefaultErrorStrategy {
@Override
public void recover(Parser recognizer, RecognitionException e) {
if (e.getOffendingToken() instanceof RuleTagToken) {
ParserRuleContext ctx = recognizer.getContext();
RuleSubtreeNode sub = new RuleSubtreeNode(ctx);
ParserRuleContext parent = ctx.getParent();
int i = parent.children.indexOf(ctx);
parent.children.set(i, sub); // replace
recognizer.consume(); // skip over the <tag>
recognizer.consume(); // match <tag> as if it matches rule, continue
}
else {
super.recover(recognizer, e);