content: /*
   * Copyright 2016 HuntBugs contributors
   * 
   * 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 one.util.huntbugs.registry.anno;
  
  import one.util.huntbugs.util.NodeChain;
  
  import com.strobel.decompiler.ast.Block;
  import com.strobel.decompiler.ast.Expression;
  import com.strobel.decompiler.ast.Node;
  
  /**
   * Type of the nodes visited by {@link AstVisitor}
   */
  public enum AstNodes {
      /**
       * Visits all method nodes. Additional allowed argument types: {@link Node}, {@link NodeChain}.
       * May return void or boolean: if false then the rest of the method will be skipped.
       */
      ALL,
      /**
       * Visits only expressions. Additional allowed argument types: {@link Expression}, {@link NodeChain}.
       * May return void or boolean: if false then the rest of the method will be skipped.
       */
      EXPRESSIONS,
      /**
       * Visits only method root node. Additional allowed argument type: {@link Block}.
       * Returns void.
       */
      ROOT
  }
  