qt-creator/src/plugins/clangformat/clangformatutils.h

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** Copyright (C) 2018 The Qt Company Ltd.
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#pragma once

#include <utils/fileutils.h>
#include <clang/Format/Format.h>

#include <QFile>

#include <fstream>

namespace ClangFormat {

inline void createStyleFileIfNeeded(Utils::FileName styleConfigPath)
{
    const QString configFile = styleConfigPath.appendPath(".clang-format").toString();
    if (QFile::exists(configFile))
        return;

    clang::format::FormatStyle newStyle = clang::format::getLLVMStyle();
    std::fstream newStyleFile(configFile.toStdString(), std::fstream::out);
    if (newStyleFile.is_open()) {
        newStyleFile << clang::format::configurationAsText(newStyle);
        newStyleFile.close();
    }
}

}