plugins/groovy/groovy-psi/src/org/jetbrains/plugins/groovy/lang/psi/util/ErrorUtil.java

/*
 * Copyright 2000-2014 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.plugins.groovy.lang.psi.util;

import com.intellij.psi.PsiElement;
import com.intellij.psi.PsiRecursiveElementVisitor;
import com.intellij.psi.PsiErrorElement;

public class ErrorUtil {

  private ErrorUtil() {
    super();
  }

  public static boolean containsError(PsiElement element) {
    final ErrorElementVisitor visitor = new ErrorElementVisitor();
    element.accept(visitor);
    return visitor.containsErrorElement();
  }

  private static class ErrorElementVisitor extends PsiRecursiveElementVisitor {
    private boolean containsErrorElement = false;

    @Override
    public void visitErrorElement(PsiErrorElement element) {
      containsErrorElement = true;
    }

    public boolean containsErrorElement() {
      return containsErrorElement;
    }
  }
}