001    // Copyright (c) 2011, the Dart project authors.  Please see the AUTHORS file
002    // for details. All rights reserved. Use of this source code is governed by a
003    // BSD-style license that can be found in the LICENSE file.
004    
005    package com.google.dart.compiler.backend.js.ast;
006    
007    import com.google.dart.compiler.util.AstUtil;
008    import com.intellij.util.SmartList;
009    import org.jetbrains.annotations.NotNull;
010    
011    import java.util.List;
012    
013    public final class JsNew extends JsExpressionImpl.JsExpressionHasArguments {
014        private JsExpression constructorExpression;
015    
016        public JsNew(JsExpression constructorExpression) {
017            this(constructorExpression, new SmartList<JsExpression>());
018        }
019    
020        public JsNew(JsExpression constructorExpression, List<JsExpression> arguments) {
021            super(arguments);
022            this.constructorExpression = constructorExpression;
023        }
024    
025        public JsExpression getConstructorExpression() {
026            return constructorExpression;
027        }
028    
029        public void setConstructorExpression(JsExpression constructorExpression) {
030            this.constructorExpression = constructorExpression;
031        }
032    
033        @Override
034        public void accept(JsVisitor v) {
035            v.visitNew(this);
036        }
037    
038        @Override
039        public void acceptChildren(JsVisitor visitor) {
040            visitor.accept(constructorExpression);
041            visitor.acceptList(arguments);
042        }
043    
044        @Override
045        public void traverse(JsVisitorWithContext v, JsContext ctx) {
046            if (v.visit(this, ctx)) {
047                constructorExpression = v.accept(constructorExpression);
048                v.acceptList(arguments);
049            }
050            v.endVisit(this, ctx);
051        }
052    
053        @NotNull
054        @Override
055        public JsNew deepCopy() {
056            JsExpression constructorCopy = AstUtil.deepCopy(constructorExpression);
057            List<JsExpression> argumentsCopy = AstUtil.deepCopy(arguments);
058            return new JsNew(constructorCopy, argumentsCopy).withMetadataFrom(this);
059        }
060    }