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<?php |
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declare(strict_types=1); |
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namespace PhpNsFixer\Fixer; |
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use Spatie\Regex\Regex; |
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use Spatie\Regex\RegexFailed; |
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use Symfony\Component\Finder\SplFileInfo; |
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final class Evaluator |
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{ |
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/** |
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* Check if the file's namespace is valid. |
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* |
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* @param SplFileInfo $file |
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* @param string $prefix |
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* @param bool $skipEmpty |
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* @return Result |
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*/ |
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public function check(SplFileInfo $file, string $prefix = '', bool $skipEmpty = false): Result |
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{ |
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$expectedNamespace = $this->guessNamespaceFromPath($file, $prefix); |
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$actualNamespace = $this->parseNamespaceFromFile($file); |
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if ($skipEmpty && $actualNamespace === '') { |
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return new Result($file, true, '', ''); |
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} |
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return new Result($file, $actualNamespace === $expectedNamespace, $actualNamespace, $expectedNamespace); |
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} |
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/** |
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* Generate the namespace based on file's path. |
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* |
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* @param SplFileInfo $file |
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* @param string $prefix |
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* @return string |
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*/ |
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private function guessNamespaceFromPath(SplFileInfo $file, string $prefix = ''): string |
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{ |
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$namespace = strval(Regex::replace('/\//', '\\', $file->getRelativePath())->result()); |
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if (mb_strlen($prefix) !== 0) { |
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$namespace = mb_strlen($namespace) !== 0 ? $prefix . '\\' . $namespace : $prefix; |
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} |
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return $namespace; |
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} |
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/** |
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* Extract the namespace from a file. |
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* |
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* @param SplFileInfo $file |
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* @return string |
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*/ |
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private function parseNamespaceFromFile(SplFileInfo $file): string |
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{ |
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$regex = Regex::matchAll('/namespace (.*?)(;|{|$)/', $file->getContents()); |
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if (!$regex->hasMatch()) { |
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return ''; |
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} |
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try { |
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return trim($regex->results()[0]->group(1)); |
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} catch (RegexFailed $exception) { |
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return ''; |
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} |
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} |
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} |
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kostaspt /
php-ns-fixer
