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/* -*- Mode: java; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*-
*
* The contents of this file are subject to the Netscape Public
* License Version 1.1 (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.mozilla.org/NPL/
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express oqr
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* The Original Code is Rhino code, released
* May 6, 1999.
*
* The Initial Developer of the Original Code is Netscape
* Communications Corporation. Portions created by Netscape are
* Copyright (C) 1997-1999 Netscape Communications Corporation. All
* Rights Reserved.
*
* Contributor(s):
* Norris Boyd
* Roger Lawrence
*
* Alternatively, the contents of this file may be used under the
* terms of the GNU Public License (the "GPL"), in which case the
* provisions of the GPL are applicable instead of those above.
* If you wish to allow use of your version of this file only
* under the terms of the GPL and not to allow others to use your
* version of this file under the NPL, indicate your decision by
* deleting the provisions above and replace them with the notice
* and other provisions required by the GPL. If you do not delete
* the provisions above, a recipient may use your version of this
* file under either the NPL or the GPL.
*/
package org.mozilla.javascript;
import java.util.*;
public class FunctionNode extends Node {
public FunctionNode(String name, Node left, Node right) {
super(TokenStream.FUNCTION, left, right, name);
itsVariableTable = new VariableTable();
}
public String getFunctionName() {
return getString();
}
public VariableTable getVariableTable() {
return itsVariableTable;
}
public boolean requiresActivation() {
return itsNeedsActivation;
}
public boolean setRequiresActivation(boolean b) {
return itsNeedsActivation = b;
}
/**
* There are three types of functions that can be defined. The first
* is a function statement. This is a function appearing as a top-level
* statement (i.e., not nested inside some other statement) in either a
* script or a function.
*
* The second is a function expression, which is a function appearing in
* an expression except for the third type, which is...
*
* The third type is a function expression where the expression is the
* top-level expression in an expression statement.
*
* The three types of functions have different treatment and must be
* distinquished.
*/
public static final byte FUNCTION_STATEMENT = 1;
public static final byte FUNCTION_EXPRESSION = 2;
public static final byte FUNCTION_EXPRESSION_STATEMENT = 3;
public byte getFunctionType() {
return itsFunctionType;
}
public void setFunctionType(byte functionType) {
itsFunctionType = functionType;
}
protected VariableTable itsVariableTable;
protected boolean itsNeedsActivation;
protected byte itsFunctionType;
}