diff options
Diffstat (limited to 'Userland/Utilities/gml-format.cpp')
-rw-r--r-- | Userland/Utilities/gml-format.cpp | 105 |
1 files changed, 105 insertions, 0 deletions
diff --git a/Userland/Utilities/gml-format.cpp b/Userland/Utilities/gml-format.cpp new file mode 100644 index 0000000000..79ce530a32 --- /dev/null +++ b/Userland/Utilities/gml-format.cpp @@ -0,0 +1,105 @@ +/* + * Copyright (c) 2021, Linus Groh <mail@linusgroh.de> + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE + * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR + * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER + * CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, + * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE + * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. + */ + +#include <LibCore/ArgsParser.h> +#include <LibCore/File.h> +#include <LibGUI/GMLFormatter.h> + +bool format_file(const StringView&, bool); + +bool format_file(const StringView& path, bool inplace) +{ + auto read_from_stdin = path == "-"; + RefPtr<Core::File> file; + if (read_from_stdin) { + file = Core::File::standard_input(); + } else { + auto open_mode = inplace ? Core::File::ReadWrite : Core::File::ReadOnly; + auto file_or_error = Core::File::open(path, open_mode); + if (file_or_error.is_error()) { + warnln("Could not open {}: {}", path, file_or_error.error()); + return false; + } + file = file_or_error.value(); + } + auto formatted_gml = GUI::format_gml(file->read_all()); + if (formatted_gml.is_null()) { + warnln("Failed to parse GML!"); + return false; + } + if (inplace && !read_from_stdin) { + if (!file->seek(0) || !file->truncate(0)) { + warnln("Could not truncate {}: {}", path, file->error_string()); + return false; + } + if (!file->write(formatted_gml)) { + warnln("Could not write to {}: {}", path, file->error_string()); + return false; + } + } else { + out("{}", formatted_gml); + } + return true; +} + +int main(int argc, char** argv) +{ +#ifdef __serenity__ + if (pledge("stdio rpath wpath cpath", nullptr) < 0) { + perror("pledge"); + return 1; + } +#endif + + bool inplace = false; + Vector<const char*> files; + + Core::ArgsParser args_parser; + args_parser.set_general_help("Format GML files."); + args_parser.add_option(inplace, "Write formatted contents back to file rather than standard output", "inplace", 'i'); + args_parser.add_positional_argument(files, "File(s) to process", "path", Core::ArgsParser::Required::No); + args_parser.parse(argc, argv); + +#ifdef __serenity__ + if (!inplace) { + if (pledge("stdio rpath", nullptr) < 0) { + perror("pledge"); + return 1; + } + } +#endif + + unsigned exit_code = 0; + + if (files.is_empty()) + files.append("-"); + for (auto& file : files) { + if (!format_file(file, inplace)) + exit_code = 1; + } + + return exit_code; +} |