vendor/symfony/yaml/Command/LintCommand.php line 45
<?php/** This file is part of the Symfony package.** (c) Fabien Potencier <fabien@symfony.com>** For the full copyright and license information, please view the LICENSE* file that was distributed with this source code.*/namespace Symfony\Component\Yaml\Command;use Symfony\Component\Console\Attribute\AsCommand;use Symfony\Component\Console\CI\GithubActionReporter;use Symfony\Component\Console\Command\Command;use Symfony\Component\Console\Completion\CompletionInput;use Symfony\Component\Console\Completion\CompletionSuggestions;use Symfony\Component\Console\Exception\InvalidArgumentException;use Symfony\Component\Console\Exception\RuntimeException;use Symfony\Component\Console\Input\InputArgument;use Symfony\Component\Console\Input\InputInterface;use Symfony\Component\Console\Input\InputOption;use Symfony\Component\Console\Output\OutputInterface;use Symfony\Component\Console\Style\SymfonyStyle;use Symfony\Component\Yaml\Exception\ParseException;use Symfony\Component\Yaml\Parser;use Symfony\Component\Yaml\Yaml;/*** Validates YAML files syntax and outputs encountered errors.** @author Grégoire Pineau <lyrixx@lyrixx.info>* @author Robin Chalas <robin.chalas@gmail.com>*/#[AsCommand(name: 'lint:yaml', description: 'Lint a YAML file and outputs encountered errors')]class LintCommand extends Command{private Parser $parser;private ?string $format = null;private bool $displayCorrectFiles;private ?\Closure $directoryIteratorProvider;private ?\Closure $isReadableProvider;public function __construct(string $name = null, callable $directoryIteratorProvider = null, callable $isReadableProvider = null){parent::__construct($name);$this->directoryIteratorProvider = null === $directoryIteratorProvider ? null : $directoryIteratorProvider(...);$this->isReadableProvider = null === $isReadableProvider ? null : $isReadableProvider(...);}protected function configure(){$this->addArgument('filename', InputArgument::IS_ARRAY, 'A file, a directory or "-" for reading from STDIN')->addOption('format', null, InputOption::VALUE_REQUIRED, 'The output format')->addOption('exclude', null, InputOption::VALUE_REQUIRED | InputOption::VALUE_IS_ARRAY, 'Path(s) to exclude')->addOption('parse-tags', null, InputOption::VALUE_NEGATABLE, 'Parse custom tags', null)->setHelp(<<<EOFThe <info>%command.name%</info> command lints a YAML file and outputs to STDOUTthe first encountered syntax error.You can validates YAML contents passed from STDIN:<info>cat filename | php %command.full_name% -</info>You can also validate the syntax of a file:<info>php %command.full_name% filename</info>Or of a whole directory:<info>php %command.full_name% dirname</info><info>php %command.full_name% dirname --format=json</info>You can also exclude one or more specific files:<info>php %command.full_name% dirname --exclude="dirname/foo.yaml" --exclude="dirname/bar.yaml"</info>EOF);}protected function execute(InputInterface $input, OutputInterface $output): int{$io = new SymfonyStyle($input, $output);$filenames = (array) $input->getArgument('filename');$excludes = $input->getOption('exclude');$this->format = $input->getOption('format');$flags = $input->getOption('parse-tags');if ('github' === $this->format && !class_exists(GithubActionReporter::class)) {throw new \InvalidArgumentException('The "github" format is only available since "symfony/console" >= 5.3.');}if (null === $this->format) {// Autodetect format according to CI environment$this->format = class_exists(GithubActionReporter::class) && GithubActionReporter::isGithubActionEnvironment() ? 'github' : 'txt';}$flags = $flags ? Yaml::PARSE_CUSTOM_TAGS : 0;$this->displayCorrectFiles = $output->isVerbose();if (['-'] === $filenames) {return $this->display($io, [$this->validate(file_get_contents('php://stdin'), $flags)]);}if (!$filenames) {throw new RuntimeException('Please provide a filename or pipe file content to STDIN.');}$filesInfo = [];foreach ($filenames as $filename) {if (!$this->isReadable($filename)) {throw new RuntimeException(sprintf('File or directory "%s" is not readable.', $filename));}foreach ($this->getFiles($filename) as $file) {if (!\in_array($file->getPathname(), $excludes, true)) {$filesInfo[] = $this->validate(file_get_contents($file), $flags, $file);}}}return $this->display($io, $filesInfo);}private function validate(string $content, int $flags, string $file = null){$prevErrorHandler = set_error_handler(function ($level, $message, $file, $line) use (&$prevErrorHandler) {if (\E_USER_DEPRECATED === $level) {throw new ParseException($message, $this->getParser()->getRealCurrentLineNb() + 1);}return $prevErrorHandler ? $prevErrorHandler($level, $message, $file, $line) : false;});try {$this->getParser()->parse($content, Yaml::PARSE_CONSTANT | $flags);} catch (ParseException $e) {return ['file' => $file, 'line' => $e->getParsedLine(), 'valid' => false, 'message' => $e->getMessage()];} finally {restore_error_handler();}return ['file' => $file, 'valid' => true];}private function display(SymfonyStyle $io, array $files): int{return match ($this->format) {'txt' => $this->displayTxt($io, $files),'json' => $this->displayJson($io, $files),'github' => $this->displayTxt($io, $files, true),default => throw new InvalidArgumentException(sprintf('The format "%s" is not supported.', $this->format)),};}private function displayTxt(SymfonyStyle $io, array $filesInfo, bool $errorAsGithubAnnotations = false): int{$countFiles = \count($filesInfo);$erroredFiles = 0;$suggestTagOption = false;if ($errorAsGithubAnnotations) {$githubReporter = new GithubActionReporter($io);}foreach ($filesInfo as $info) {if ($info['valid'] && $this->displayCorrectFiles) {$io->comment('<info>OK</info>'.($info['file'] ? sprintf(' in %s', $info['file']) : ''));} elseif (!$info['valid']) {++$erroredFiles;$io->text('<error> ERROR </error>'.($info['file'] ? sprintf(' in %s', $info['file']) : ''));$io->text(sprintf('<error> >> %s</error>', $info['message']));if (str_contains($info['message'], 'PARSE_CUSTOM_TAGS')) {$suggestTagOption = true;}if ($errorAsGithubAnnotations) {$githubReporter->error($info['message'], $info['file'] ?? 'php://stdin', $info['line']);}}}if (0 === $erroredFiles) {$io->success(sprintf('All %d YAML files contain valid syntax.', $countFiles));} else {$io->warning(sprintf('%d YAML files have valid syntax and %d contain errors.%s', $countFiles - $erroredFiles, $erroredFiles, $suggestTagOption ? ' Use the --parse-tags option if you want parse custom tags.' : ''));}return min($erroredFiles, 1);}private function displayJson(SymfonyStyle $io, array $filesInfo): int{$errors = 0;array_walk($filesInfo, function (&$v) use (&$errors) {$v['file'] = (string) $v['file'];if (!$v['valid']) {++$errors;}if (isset($v['message']) && str_contains($v['message'], 'PARSE_CUSTOM_TAGS')) {$v['message'] .= ' Use the --parse-tags option if you want parse custom tags.';}});$io->writeln(json_encode($filesInfo, \JSON_PRETTY_PRINT | \JSON_UNESCAPED_SLASHES));return min($errors, 1);}private function getFiles(string $fileOrDirectory): iterable{if (is_file($fileOrDirectory)) {yield new \SplFileInfo($fileOrDirectory);return;}foreach ($this->getDirectoryIterator($fileOrDirectory) as $file) {if (!\in_array($file->getExtension(), ['yml', 'yaml'])) {continue;}yield $file;}}private function getParser(): Parser{return $this->parser ??= new Parser();}private function getDirectoryIterator(string $directory): iterable{$default = function ($directory) {return new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($directory, \FilesystemIterator::SKIP_DOTS | \FilesystemIterator::FOLLOW_SYMLINKS),\RecursiveIteratorIterator::LEAVES_ONLY);};if (null !== $this->directoryIteratorProvider) {return ($this->directoryIteratorProvider)($directory, $default);}return $default($directory);}private function isReadable(string $fileOrDirectory): bool{$default = function ($fileOrDirectory) {return is_readable($fileOrDirectory);};if (null !== $this->isReadableProvider) {return ($this->isReadableProvider)($fileOrDirectory, $default);}return $default($fileOrDirectory);}public function complete(CompletionInput $input, CompletionSuggestions $suggestions): void{if ($input->mustSuggestOptionValuesFor('format')) {$suggestions->suggestValues(['txt', 'json', 'github']);}}}