/*******************************************************************************
* Copyright (c) 2015 Bruno Medeiros and other Contributors.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Bruno Medeiros - initial API and implementation
*******************************************************************************/
package melnorme.lang.tooling.parser.lexer;
import static melnorme.utilbox.core.Assert.AssertNamespace.assertTrue;
import melnorme.lang.utils.parse.ICharacterReader;
public interface ILexingRule2<TOKEN> {
default TOKEN evaluateToken(ICharacterReader reader) {
CharacterReader_SubReader subReader = new CharacterReader_SubReader(reader);
TOKEN result = doEvaluateToken(subReader);
if(subReader.getReadPosition() == 0) {
assertTrue(result == null);
}
if(result != null) {
subReader.consumeInParentReader();
}
return result;
}
TOKEN doEvaluateToken(ICharacterReader subReader);
}