| /******************************************************************************* |
| * Copyright (c) 2009 xored software, Inc. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0. |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * xored software, Inc. - initial API and Implementation (Vladimir Belov) |
| *******************************************************************************/ |
| |
| package org.eclipse.dltk.javascript.ast; |
| |
| import org.eclipse.core.runtime.Assert; |
| import org.eclipse.dltk.ast.ASTVisitor; |
| |
| public class VoidExpression extends Statement implements ISemicolonStatement { |
| |
| private Expression expression; |
| private int semic = -1; |
| |
| public VoidExpression(JSNode parent) { |
| super(parent); |
| } |
| |
| /** |
| * @see org.eclipse.dltk.ast.ASTNode#traverse(org.eclipse.dltk.ast.ASTVisitor) |
| */ |
| @Override |
| public void traverse(ASTVisitor visitor) throws Exception { |
| if (visitor.visit(this)) { |
| if (expression != null) |
| expression.traverse(visitor); |
| visitor.endvisit(this); |
| } |
| } |
| |
| public Expression getExpression() { |
| return this.expression; |
| } |
| |
| public void setExpression(Expression expression) { |
| this.expression = expression; |
| } |
| |
| public int getSemicolonPosition() { |
| return this.semic; |
| } |
| |
| public void setSemicolonPosition(int semic) { |
| this.semic = semic; |
| } |
| |
| @Override |
| public String toSourceString(String indentationString) { |
| |
| Assert.isTrue(sourceStart() >= 0); |
| Assert.isTrue(sourceEnd() > 0); |
| |
| StringBuffer buffer = new StringBuffer(); |
| |
| buffer.append(indentationString); |
| buffer.append(expression.toSourceString(indentationString)); |
| |
| if (/* !expression.isBlock() */semic > 0) { |
| buffer.append(';'); |
| } |
| buffer.append('\n'); |
| |
| return buffer.toString(); |
| } |
| |
| } |