com.liferay.source.formatter.checks.PythonWhitespaceCheck 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.petra.string.StringBundler;
import com.liferay.petra.string.StringPool;
import com.liferay.portal.kernel.io.unsync.UnsyncBufferedReader;
import com.liferay.portal.kernel.io.unsync.UnsyncStringReader;
import com.liferay.portal.kernel.util.StringUtil;
import java.io.IOException;
/**
* @author Alan Huang
*/
public class PythonWhitespaceCheck extends WhitespaceCheck {
@Override
protected String doProcess(
String fileName, String absolutePath, String content)
throws IOException {
StringBundler sb = new StringBundler();
try (UnsyncBufferedReader unsyncBufferedReader =
new UnsyncBufferedReader(new UnsyncStringReader(content))) {
boolean insideMultiLines = false;
String line = null;
String previousLine = null;
while ((line = unsyncBufferedReader.readLine()) != null) {
while (line.matches("^\t* .*")) {
if (previousLine.endsWith(StringPool.BACK_SLASH) ||
insideMultiLines) {
break;
}
line = StringUtil.replaceFirst(
line, StringPool.FOUR_SPACES, StringPool.TAB);
}
if (line.contains("'''") || line.contains("\"\"\"")) {
insideMultiLines = insideMultiLines ^ true;
}
sb.append(line);
sb.append("\n");
previousLine = line;
}
}
content = sb.toString();
if (content.endsWith("\n")) {
content = content.substring(0, content.length() - 1);
}
return content;
}
}