Package flex2.compiler.mxml.rep.init

Source Code of flex2.compiler.mxml.rep.init.NamedInitializer

/*
*
*  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 flex2.compiler.mxml.rep.init;

import macromedia.asc.parser.ExpressionStatementNode;
import macromedia.asc.parser.Node;
import macromedia.asc.parser.NodeFactory;
import macromedia.asc.parser.StatementListNode;
import java.util.HashSet;
import flex2.compiler.as3.AbstractSyntaxTreeUtil;
import flex2.compiler.mxml.gen.TextGen;
import flex2.compiler.mxml.lang.StandardDefs;
import flex2.compiler.mxml.lang.TextParser;

/**
* This class represents an initializer for a named lvalue -
* e.g. property or style, but not array element or visual child
*/
public abstract class NamedInitializer extends ValueInitializer
{
  NamedInitializer(Object value, int line, StandardDefs defs)
  {
    super(value, line, defs);
  }

  /**
   *
   */
  public abstract String getName();

  /**
   *
   */
  public String getAssignExpr(String lvalueBase)
  {
    String name = getName();
   
    String lvalue = TextParser.isValidIdentifier(name) ?
        lvalueBase + '.' + name :
        lvalueBase + "[" + TextGen.quoteWord(name) + "]";

    return lvalue + " = " + getValueExpr();
  }

  public StatementListNode generateAssignExpr(NodeFactory nodeFactory,
                                                HashSet<String> configNamespaces,
                                                boolean generateDocComments,
                                                StatementListNode statementList,
                                                Node lvalueBase)
    {
    String name = getName();

    if (TextParser.isValidIdentifier(name))
        {
            Node valueExpr = generateValueExpr(nodeFactory, configNamespaces, generateDocComments);
            ExpressionStatementNode expressionStatement =
                AbstractSyntaxTreeUtil.generateAssignment(nodeFactory, lvalueBase, name, valueExpr);
            return nodeFactory.statementList(statementList, expressionStatement);
        }
        else
        {
            assert false;
            return null;
        }
    }
}
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