com.hazelcast.shaded.org.antlr.v4.runtime.LexerNoViableAltException Maven / Gradle / Ivy
/*
* Copyright (c) 2012-2017 The ANTLR Project. All rights reserved.
* Use of this file is governed by the BSD 3-clause license that
* can be found in the LICENSE.txt file in the project root.
*/
package com.hazelcast.shaded.org.antlr.v4.runtime;
import com.hazelcast.shaded.org.antlr.v4.runtime.atn.ATNConfigSet;
import com.hazelcast.shaded.org.antlr.v4.runtime.misc.Interval;
import com.hazelcast.shaded.org.antlr.v4.runtime.misc.Utils;
import java.util.Locale;
public class LexerNoViableAltException extends RecognitionException {
/** Matching attempted at what input index? */
private final int startIndex;
/** Which configurations did we try at input.index() that couldn't match input.LA(1)? */
private final ATNConfigSet deadEndConfigs;
public LexerNoViableAltException(Lexer lexer,
CharStream input,
int startIndex,
ATNConfigSet deadEndConfigs) {
super(lexer, input, null);
this.startIndex = startIndex;
this.deadEndConfigs = deadEndConfigs;
}
public int getStartIndex() {
return startIndex;
}
public ATNConfigSet getDeadEndConfigs() {
return deadEndConfigs;
}
@Override
public CharStream getInputStream() {
return (CharStream)super.getInputStream();
}
@Override
public String toString() {
String symbol = "";
if (startIndex >= 0 && startIndex < getInputStream().size()) {
symbol = getInputStream().getText(Interval.of(startIndex,startIndex));
symbol = Utils.escapeWhitespace(symbol, false);
}
return String.format(Locale.getDefault(), "%s('%s')", LexerNoViableAltException.class.getSimpleName(), symbol);
}
}
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