LTuple.java

/***************************************************************************
   Copyright 2012 Emily Estes

   Licensed 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 net.metanotion.simpletemplate.interpreter;


import java.util.Iterator;

/** This class is really just a "wrapper" to server as a marker to determine whether or not
a parameter to a function is a "raw" list(and thus, should be wrapped as a tuple), or a tuple
which should be pass through without change. */
final class LTuple implements Iterable {
	private final Iterable list;
	public LTuple(Iterable list) { this.list = list; }
	public Iterator iterator() { return list.iterator(); }
}