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<?php |
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declare(strict_types=1); |
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namespace SavinMikhail\CommentsDensity\Analyzer; |
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use SavinMikhail\CommentsDensity\Cache\Cache; |
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use SavinMikhail\CommentsDensity\Comments\CommentFactory; |
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use SavinMikhail\CommentsDensity\DTO\Input\ConfigDTO; |
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use SavinMikhail\CommentsDensity\DTO\Output\CommentDTO; |
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use SavinMikhail\CommentsDensity\MissingDocblock\MissingDocBlockAnalyzer; |
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use SplFileInfo; |
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use Symfony\Component\Console\Output\OutputInterface; |
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use function array_merge; |
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use function count; |
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use function file; |
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use function file_get_contents; |
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use function in_array; |
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use function is_array; |
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use function token_get_all; |
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use const T_COMMENT; |
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use const T_DOC_COMMENT; |
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final readonly class AnalyzeFileTask |
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{ |
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public function __construct( |
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private Cache $cache, |
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private MissingDocBlockAnalyzer $docBlockAnalyzer, |
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private MissingDocBlockAnalyzer $missingDocBlock, |
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private CommentFactory $commentFactory, |
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private ConfigDTO $configDTO, |
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private OutputInterface $output, |
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) {} |
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/** |
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* @return array{'lines': int, 'comments': array<array-key, array<string, int>>} |
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*/ |
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public function run(SplFileInfo $file): array |
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{ |
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if ($this->shouldSkipFile($file)) { |
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return ['lines' => 0, 'comments' => []]; |
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} |
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$fileComments = $this->cache->getCache($file->getRealPath()); |
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if (!$fileComments) { |
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$fileComments = $this->analyzeFile($file->getRealPath()); |
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$this->cache->setCache($file->getRealPath(), $fileComments); |
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} |
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$totalLinesOfCode = $this->countTotalLines($file->getRealPath()); |
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return ['lines' => $totalLinesOfCode, 'comments' => $fileComments]; |
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} |
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private function shouldSkipFile(SplFileInfo $file): bool |
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{ |
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return |
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$this->isInWhitelist($file->getRealPath()) |
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|| $file->getSize() === 0 |
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|| !$this->isPhpFile($file) |
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|| !$file->isReadable(); |
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} |
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/** |
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* @return CommentDTO[] |
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*/ |
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private function analyzeFile(string $filename): array |
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{ |
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$this->output->writeln("<info>Analyzing {$filename}</info>"); |
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$code = file_get_contents($filename); |
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$tokens = token_get_all($code); |
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$comments = $this->getCommentsFromFile($tokens, $filename); |
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if ($this->shouldAnalyzeMissingDocBlocks()) { |
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$missingDocBlocks = $this->docBlockAnalyzer->getMissingDocblocks($code, $filename); |
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$comments = array_merge($missingDocBlocks, $comments); |
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} |
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return $comments; |
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} |
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private function shouldAnalyzeMissingDocBlocks(): bool |
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{ |
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return |
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empty($this->configDTO->only) |
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|| in_array($this->missingDocBlock->getName(), $this->configDTO->only, true); |
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} |
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/** |
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* @param array<mixed> $tokens |
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* @return CommentDTO[] |
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*/ |
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private function getCommentsFromFile(array $tokens, string $filename): array |
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{ |
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$comments = []; |
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foreach ($tokens as $token) { |
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if (!is_array($token) || !in_array($token[0], [T_COMMENT, T_DOC_COMMENT], true)) { |
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continue; |
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} |
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$commentType = $this->commentFactory->classifyComment($token[1]); |
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if ($commentType) { |
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$comments[] = |
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new CommentDTO( |
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$commentType->getName(), |
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$commentType->getColor(), |
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$filename, |
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$token[2], |
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$token[1], |
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); |
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} |
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} |
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return $comments; |
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} |
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private function countTotalLines(string $filename): int |
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{ |
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$fileContent = file($filename); |
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return count($fileContent); |
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} |
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private function isPhpFile(SplFileInfo $file): bool |
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{ |
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return $file->isFile() && $file->getExtension() === 'php'; |
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} |
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private function isInWhitelist(string $filePath): bool |
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{ |
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foreach ($this->configDTO->exclude as $whitelistedDir) { |
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if (str_contains($filePath, $whitelistedDir)) { |
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return true; |
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} |
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} |
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return false; |
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} |
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} |
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savinmikhail /
Comments-Density
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