org.jetbrains.kotlin.parsing.AbstractTokenStreamPattern Maven / Gradle / Ivy
/*
* Copyright 2010-2015 JetBrains s.r.o.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jetbrains.kotlin.parsing;
import com.intellij.psi.tree.IElementType;
public abstract class AbstractTokenStreamPattern implements TokenStreamPattern {
protected int lastOccurrence = -1;
protected void fail() {
lastOccurrence = -1;
}
@Override
public int result() {
return lastOccurrence;
}
@Override
public boolean isTopLevel(int openAngleBrackets, int openBrackets, int openBraces, int openParentheses) {
return openBraces == 0 && openBrackets == 0 && openParentheses == 0 && openAngleBrackets == 0;
}
@Override
public boolean handleUnmatchedClosing(IElementType token) {
return false;
}
}