/*******************************************************************************
* 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 com.github.rustdt.tooling.lexer;
import melnorme.lang.tooling.parser.lexer.IPredicateLexingRule;
import melnorme.lang.utils.parse.ICharacterReader;
public class RustLifetimeLexingRule implements IPredicateLexingRule {
@Override
public boolean doEvaluate(ICharacterReader reader) {
if(!reader.tryConsume('\'')) {
return false;
}
int la = reader.lookahead();
if(!Character.isJavaIdentifierStart(la)) {
return false;
}
reader.consume();
while(true) {
la = reader.lookahead();
if(Character.isJavaIdentifierPart(la)) {
reader.consume();
continue;
}
break;
}
return true;
}
}