Function formatSourceFiles

Tools/SC-format.cpp:28–63

    Check,
};
static Result formatSourceFiles(FormatSources action, StringView clangFormatExecutable, StringView libraryDirectory)
{
    // This would be the equivalent more or less of:
    //
    // cd "${libraryDirectory}" && \
    // find . \( -iname \*.h -o -iname \*.cpp -o -iname \*.inl \) -not \( -path "*/_Build/*" \)
    // | xargs "${clangFormatExecutable}" -i
    // or
    // | xargs "${clangFormatExecutable}" --dry-run -Werror

    AsyncProcessExit processExits[32]; // Never launch more than 32 processes
    ProcessLimiter   processLimiter;
    SC_TRY(processLimiter.create(Process::getNumberOfProcessors(), {processExits}));

    struct LambdaVariables
    {
        ProcessLimiter& processLimiter;
        FormatSources   action;
        StringView      clangFormatExecutable;
    } lambda = {processLimiter, action, clangFormatExecutable};

    auto formatSourceFile = [&lambda](const StringView path)
    {
        globalConsole->print("{}\n", path);
        switch (lambda.action)
        {
        case FormatSources::Execute: // Executes actual formatting
            return lambda.processLimiter.launch({lambda.clangFormatExecutable, path, "-i"});
        case FormatSources::Check: // Just checks if files are formatted
            return lambda.processLimiter.launch({lambda.clangFormatExecutable, path, "-dry-run", "-Werror"});
        }
        Assert::unreachable();
    };
    SC_TRY(FileSystemFinder::forEachFile(libraryDirectory, {".h", ".cpp", ".inl"}, {"_Build"}, formatSourceFile));
    return processLimiter.close();
}
Result runFormatTool(Tool::Arguments& arguments)
{
    SmallString<256>            clangFormat;