com.liferay.source.formatter.checkstyle.checks.SemiColonCheck Maven / Gradle / Ivy
/**
* Copyright (c) 2000-present Liferay, Inc. All rights reserved.
*
* This library is free software; you can redistribute it and/or modify it under
* the terms of the GNU Lesser General Public License as published by the Free
* Software Foundation; either version 2.1 of the License, or (at your option)
* any later version.
*
* This library is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
* details.
*/
package com.liferay.source.formatter.checkstyle.checks;
import com.puppycrawl.tools.checkstyle.api.DetailAST;
import com.puppycrawl.tools.checkstyle.api.TokenTypes;
/**
* @author Hugo Huijser
*/
public class SemiColonCheck extends BaseCheck {
@Override
public int[] getDefaultTokens() {
return new int[] {TokenTypes.EMPTY_STAT, TokenTypes.SEMI};
}
@Override
protected void doVisitToken(DetailAST detailAST) {
if (detailAST.getType() == TokenTypes.EMPTY_STAT) {
DetailAST parentDetailAST = detailAST.getParent();
if (parentDetailAST.getType() != TokenTypes.LITERAL_WHILE) {
log(detailAST, _MSG_UNNECESSARY_SEMI_COLON);
}
return;
}
DetailAST previousSiblingDetailAST = detailAST.getPreviousSibling();
if (previousSiblingDetailAST == null) {
return;
}
if ((previousSiblingDetailAST.getType() == TokenTypes.CLASS_DEF) ||
(previousSiblingDetailAST.getType() == TokenTypes.CTOR_DEF) ||
(previousSiblingDetailAST.getType() == TokenTypes.ENUM_DEF) ||
(previousSiblingDetailAST.getType() == TokenTypes.INTERFACE_DEF) ||
(previousSiblingDetailAST.getType() == TokenTypes.METHOD_DEF) ||
(previousSiblingDetailAST.getType() == TokenTypes.STATIC_INIT)) {
log(detailAST, _MSG_UNNECESSARY_SEMI_COLON);
}
else if (previousSiblingDetailAST.getType() ==
TokenTypes.ENUM_CONSTANT_DEF) {
DetailAST nextSiblingDetailAST = detailAST.getNextSibling();
if ((nextSiblingDetailAST != null) &&
(nextSiblingDetailAST.getType() == TokenTypes.RCURLY)) {
log(detailAST, _MSG_UNNECESSARY_SEMI_COLON);
}
}
}
private static final String _MSG_UNNECESSARY_SEMI_COLON =
"semi.colon.unnecessary";
}