From 34d61d4d80c6992045ed013a0ac4eb337a1f4e87 Mon Sep 17 00:00:00 2001 From: Jan Sebechlebsky Date: Thu, 22 Oct 2015 15:52:25 +0200 Subject: [PATCH] Fix freeze on FailedPredicateException Signed-off-by: Jan Sebechlebsky --- .../src/org/eclipse/xtext/parser/antlr/Lexer.java | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/plugins/org.eclipse.xtext/src/org/eclipse/xtext/parser/antlr/Lexer.java b/plugins/org.eclipse.xtext/src/org/eclipse/xtext/parser/antlr/Lexer.java index 33ddfe5c2..c4764793a 100644 --- a/plugins/org.eclipse.xtext/src/org/eclipse/xtext/parser/antlr/Lexer.java +++ b/plugins/org.eclipse.xtext/src/org/eclipse/xtext/parser/antlr/Lexer.java @@ -13,6 +13,7 @@ import java.util.Map; import org.antlr.runtime.CharStream; import org.antlr.runtime.CommonToken; +import org.antlr.runtime.FailedPredicateException; import org.antlr.runtime.NoViableAltException; import org.antlr.runtime.RecognitionException; import org.antlr.runtime.RecognizerSharedState; @@ -69,7 +70,8 @@ public abstract class Lexer extends org.antlr.runtime.Lexer { } catch (RecognitionException re) { reportError(re); - if (re instanceof NoViableAltException) { + if (re instanceof NoViableAltException || + re instanceof FailedPredicateException) { recover(re); } // create token that holds mismatched char