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        @Override
030        public void accept(JsVisitor v) {
031            v.visitNew(this);
032        }
033    
034        @Override
035        public void acceptChildren(JsVisitor visitor) {
036            visitor.accept(constructorExpression);
037            visitor.acceptList(arguments);
038        }
039    
040        @Override
041        public void traverse(JsVisitorWithContext v, JsContext ctx) {
042            if (v.visit(this, ctx)) {
043                constructorExpression = v.accept(constructorExpression);
044                v.acceptList(arguments);
045            }
046            v.endVisit(this, ctx);
047        }
048    
049        @NotNull
050        @Override
051        public JsNew deepCopy() {
052            JsExpression constructorCopy = AstUtil.deepCopy(constructorExpression);
053            List<JsExpression> argumentsCopy = AstUtil.deepCopy(arguments);
054            return new JsNew(constructorCopy, argumentsCopy).withMetadataFrom(this);
055        }
056    }