com.liferay.source.formatter.checkstyle.checks.MissingParenthesesCheck 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.liferay.portal.kernel.util.ArrayUtil;
import com.puppycrawl.tools.checkstyle.api.DetailAST;
import com.puppycrawl.tools.checkstyle.api.TokenTypes;
/**
* @author Hugo Huijser
*/
public class MissingParenthesesCheck extends BaseCheck {
@Override
public int[] getDefaultTokens() {
return ArrayUtil.append(
_CONDITIONAL_OPERATOR_TOKEN_TYPES, TokenTypes.QUESTION);
}
@Override
protected void doVisitToken(DetailAST detailAST) {
DetailAST firstChildDetailAST = detailAST.getFirstChild();
if (detailAST.getType() == TokenTypes.QUESTION) {
if (ArrayUtil.contains(
_RELATIONAL_OPERATOR_TOKEN_TYPES,
firstChildDetailAST.getType())) {
log(
firstChildDetailAST.getFirstChild(),
_MSG_MISSING_PARENTHESES_2, "left", detailAST.getText());
}
return;
}
if ((firstChildDetailAST.getType() != detailAST.getType()) &&
ArrayUtil.contains(
_CONDITIONAL_OPERATOR_TOKEN_TYPES,
firstChildDetailAST.getType())) {
log(
firstChildDetailAST.getFirstChild(), _MSG_MISSING_PARENTHESES_1,
firstChildDetailAST.getText(), detailAST.getText());
}
if (ArrayUtil.contains(
_RELATIONAL_OPERATOR_TOKEN_TYPES,
firstChildDetailAST.getType())) {
log(
firstChildDetailAST.getFirstChild(), _MSG_MISSING_PARENTHESES_2,
"left", detailAST.getText());
}
DetailAST lastChildDetailAST = detailAST.getLastChild();
if (ArrayUtil.contains(
_RELATIONAL_OPERATOR_TOKEN_TYPES,
lastChildDetailAST.getType())) {
log(
lastChildDetailAST.getFirstChild(), _MSG_MISSING_PARENTHESES_2,
"right", detailAST.getText());
}
}
private static final int[] _CONDITIONAL_OPERATOR_TOKEN_TYPES = {
TokenTypes.BAND, TokenTypes.BOR, TokenTypes.BXOR, TokenTypes.LAND,
TokenTypes.LOR
};
private static final String _MSG_MISSING_PARENTHESES_1 =
"parentheses.missing.1";
private static final String _MSG_MISSING_PARENTHESES_2 =
"parentheses.missing.2";
private static final int[] _RELATIONAL_OPERATOR_TOKEN_TYPES = {
TokenTypes.EQUAL, TokenTypes.GE, TokenTypes.GT, TokenTypes.LE,
TokenTypes.LT, TokenTypes.NOT_EQUAL
};
}