com.liferay.source.formatter.checks.CSSEmptyLinesCheck 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.checks;
import com.liferay.portal.kernel.util.StringUtil;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
/**
* @author Hugo Huijser
*/
public class CSSEmptyLinesCheck extends BaseEmptyLinesCheck {
@Override
protected String doProcess(
String fileName, String absolutePath, String content) {
content = fixMissingEmptyLinesAroundComments(content);
return _fixEmptyLines(content);
}
private String _fixEmptyLines(String content) {
Matcher matcher = _emptyLineAfterOpenCurlyBrace.matcher(content);
if (matcher.find()) {
return StringUtil.replaceFirst(
content, "\n\n", "\n", matcher.start());
}
matcher = _emptyLineBeforeCloseCurlyBrace.matcher(content);
if (matcher.find()) {
return StringUtil.replaceFirst(
content, "\n\n", "\n", matcher.start());
}
matcher = _missingEmptyLineAfterComment.matcher(content);
if (matcher.find()) {
return StringUtil.replaceFirst(
content, "\n", "\n\n", matcher.start());
}
matcher = _missingEmptyLineBeforeComment.matcher(content);
if (matcher.find()) {
return StringUtil.replaceFirst(
content, "\n", "\n\n", matcher.start());
}
return content;
}
private static final Pattern _emptyLineAfterOpenCurlyBrace =
Pattern.compile("\\{\n\n\t*(?!(/\\* --|//))\\S");
private static final Pattern _emptyLineBeforeCloseCurlyBrace =
Pattern.compile("\n\n\t*\\}");
private static final Pattern _missingEmptyLineAfterComment =
Pattern.compile("-- \\*/\n.");
private static final Pattern _missingEmptyLineBeforeComment =
Pattern.compile(".\n\t*/\\* --");
}