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Java > Open Source Codes > com > google > gwt > dev > js > ast > JsReturn


1 /*
2  * Copyright 2007 Google Inc.
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License"); you may not
5  * use this file except in compliance with the License. You may obtain a copy of
6  * the License at
7  *
8  * http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13  * License for the specific language governing permissions and limitations under
14  * the License.
15  */
16 package com.google.gwt.dev.js.ast;
17
18 /**
19  * A JavaScript return statement.
20  */
21 public final class JsReturn extends JsStatement {
22
23   private JsExpression expr;
24
25   public JsReturn() {
26   }
27
28   public JsReturn(JsExpression expr) {
29     this.expr = expr;
30   }
31
32   public JsExpression getExpr() {
33     return expr;
34   }
35
36   public void setExpr(JsExpression expr) {
37     this.expr = expr;
38   }
39
40   public void traverse(JsVisitor v, JsContext ctx) {
41     if (v.visit(this, ctx)) {
42       if (expr != null) {
43         expr = v.accept(expr);
44       }
45     }
46     v.endVisit(this, ctx);
47   }
48 }
49
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