/*
* Copyright (c) 2012, the Dart project authors.
*
* Licensed under the Eclipse Public License v1.0 (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.eclipse.org/legal/epl-v10.html
*
* 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 com.google.dart.engine.scanner;
/**
* Instances of the class {@code KeywordToken} represent a keyword in the language.
*
* @coverage dart.engine.parser
*/
public class KeywordToken extends Token {
/**
* The keyword being represented by this token.
*/
private final Keyword keyword;
/**
* Initialize a newly created token to represent the given keyword.
*
* @param keyword the keyword being represented by this token
* @param offset the offset from the beginning of the file to the first character in the token
*/
public KeywordToken(Keyword keyword, int offset) {
super(TokenType.KEYWORD, offset);
this.keyword = keyword;
}
@Override
public Token copy() {
return new KeywordToken(keyword, getOffset());
}
/**
* Return the keyword being represented by this token.
*
* @return the keyword being represented by this token
*/
public Keyword getKeyword() {
return keyword;
}
@Override
public String getLexeme() {
return keyword.getSyntax();
}
@Override
public Keyword value() {
return keyword;
}
}