/*******************************************************************************
 * Copyright (c) 2011 Bruno Medeiros and other 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:
 *     Bruno Medeiros - initial API and implementation
 *******************************************************************************/
package dtool.ast.statements;

import melnorme.lang.tooling.ast.CommonASTNode;
import melnorme.lang.tooling.ast.util.NodeVector;
import melnorme.lang.tooling.ast_actual.ASTNodeTypes;
import melnorme.lang.tooling.engine.scoping.IScopeElement;
import melnorme.lang.tooling.engine.scoping.ScopeTraverser;

/**
 * A compound statement. Allways introduces a new Scope.
 */
public class BlockStatement extends CommonStatementList implements IScopeElement, IFunctionBody {
	
	public BlockStatement(NodeVector<IStatement> statements) {
		super(statements);
	}
	
	public BlockStatement() {
		super();
	}
	
	@Override
	public ASTNodeTypes getNodeType() {
		return ASTNodeTypes.BLOCK_STATEMENT;
	}
	
	@Override
	protected CommonASTNode doCloneTree() {
		return statements == null ? new BlockStatement() : new BlockStatement(clone(statements));
	}
	
	/* -----------------  ----------------- */
	
	@Override
	public ScopeTraverser getScopeTraverser() {
		return new ScopeTraverser(statements_asNodes(), false);
	}
	
}