compiler/src/main/java/org/apache/royale/compiler/tree/as/IUseNamespaceNode.java

/*
 *
 *  Licensed to the Apache Software Foundation (ASF) under one or more
 *  contributor license agreements.  See the NOTICE file distributed with
 *  this work for additional information regarding copyright ownership.
 *  The ASF licenses this file to You under the Apache License, Version 2.0
 *  (the "License"); you may not use this file except in compliance with
 *  the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 *  Unless required by applicable law or agreed to in writing, software
 *  distributed under the License is distributed on an "AS IS" BASIS,
 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *  See the License for the specific language governing permissions and
 *  limitations under the License.
 *
 */

package org.apache.royale.compiler.tree.as;

/**
 * An AST node representing a <code>use namespace</code> directive.
 * <p>
 * The shape of this node is:
 * <pre>
 * IUseNamespaceNode 
 *   IExpressionNode <-- getTargetNamespaceNode()
 * </pre>
 * For example, <pre>use namespace ns;</pre> is represented as
 * <pre>
 * IUseNamespaceNode
 *   IIdentifierNode "ns"
 * </pre>
 */
public interface IUseNamespaceNode extends IASNode
{
    /**
     * Get the name of the namespace definition we are importing
     * 
     * @return name of namespace to use
     */
    String getTargetNamespace();

    /**
     * Returns the expression underlying this use node
     * 
     * @return an {@link IExpressionNode} for this namespace
     */
    IExpressionNode getTargetNamespaceNode();
}