1    /* 
2     * Copyright 2000-2005 JetBrains s.r.o. 
3     * 
4     * Licensed under the Apache License, Version 2.0 (the "License"); 
5     * you may not use this file except in compliance with the License. 
6     * You may obtain a copy of 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, 
12    * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 
13    * See the License for the specific language governing permissions and 
14    * limitations under the License. 
15    */ 
16   package com.intellij.lang.javascript.psi.impl; 
17    
18   import com.intellij.lang.ASTNode; 
19   import com.intellij.lang.javascript.JSElementTypes; 
20   import com.intellij.lang.javascript.psi.JSElementVisitor; 
21   import com.intellij.lang.javascript.psi.JSParameter; 
22   import com.intellij.lang.javascript.psi.JSParameterList; 
23   import com.intellij.psi.PsiElementVisitor; 
24   import com.intellij.psi.tree.TokenSet; 
25    
26   /** 
27    * Created by IntelliJ IDEA. 
28    * User: max 
29    * Date: Jan 30, 2005 
30    * Time: 8:41:53 PM 
31    * To change this template use File | Settings | File Templates. 
32    */ 
33   public class JSParameterListImpl extends JSElementImpl implements JSParameterList { 
34     private static final TokenSet PARAMETER_FILTER = TokenSet.create(JSElementTypes.FORMAL_PARAMETER); 
35    
36     public JSParameterListImpl(final ASTNode node) { 
37       super(node); 
38     } 
39    
40     public JSParameter[] getParameters() { 
41       final ASTNode[] nodes = getNode().getChildren(PARAMETER_FILTER); 
42       final JSParameter[] params = new JSParameter[nodes.length]; 
43       for (int i = 0; i < params.length; i++) { 
44         params[i] = (JSParameter)nodes[i].getPsi(); 
45       } 
46       return params; 
47     } 
48    
49     public void accept(PsiElementVisitor visitor) { 
50       if (visitor instanceof JSElementVisitor) { 
51         ((JSElementVisitor)visitor).visitJSParameterList(this); 
52       } 
53       else { 
54         visitor.visitElement(this); 
55       } 
56     } 
57    
58     public String toString() { 
59       return "JSParameterList"; 
60     } 
61   } 
62