content: /*******************************************************************************
   * Copyright (c) 2009, 2019 Mountainminds GmbH & Co. KG and Contributors
   * All rights reserved. This program and the accompanying materials
   * are made available under the terms of the Eclipse Public License v1.0
   * which accompanies this distribution, and is available at
   * http://www.eclipse.org/legal/epl-v10.html
   *
   * Contributors:
   *    Evgeny Mandrikov - initial API and implementation
   *
   *******************************************************************************/
  package org.jacoco.core.internal.analysis.filter;
  
  import org.objectweb.asm.Opcodes;
  import org.objectweb.asm.tree.MethodNode;
  
  /**
   * Filters synthetic methods unless they represent bodies of lambda expressions.
   */
  public final class SyntheticFilter implements IFilter {
  
  	public void filter(final MethodNode methodNode,
  			final IFilterContext context, final IFilterOutput output) {
  		if ((methodNode.access & Opcodes.ACC_SYNTHETIC) == 0) {
  			return;
  		}
  
  		if (methodNode.name.startsWith("lambda$")) {
  			return;
  		}
  
  		if (KotlinGeneratedFilter.isKotlinClass(context)) {
  			if (KotlinDefaultArgumentsFilter
  					.isDefaultArgumentsMethodName(methodNode.name)) {
  				return;
  			}
  
  			if (KotlinCoroutineFilter.isLastArgumentContinuation(methodNode)) {
  				return;
  			}
  		}
  
  		output.ignore(methodNode.instructions.getFirst(),
  				methodNode.instructions.getLast());
  	}
  
  }
  