JFIFxxC      C  " }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3Rbr * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace SebastianBergmann\LinesOfCode; use function assert; use function file_get_contents; use function substr_count; use PhpParser\Error; use PhpParser\Node; use PhpParser\NodeTraverser; use PhpParser\ParserFactory; final class Counter { /** * @throws RuntimeException */ public function countInSourceFile(string $sourceFile): LinesOfCode { $source = file_get_contents($sourceFile); assert($source !== false); return $this->countInSourceString($source); } /** * @throws RuntimeException */ public function countInSourceString(string $source): LinesOfCode { $linesOfCode = substr_count($source, "\n"); if ($linesOfCode === 0 && !empty($source)) { $linesOfCode = 1; } try { $nodes = (new ParserFactory)->createForHostVersion()->parse($source); assert($nodes !== null); return $this->countInAbstractSyntaxTree($linesOfCode, $nodes); // @codeCoverageIgnoreStart } catch (Error $error) { throw new RuntimeException( $error->getMessage(), $error->getCode(), $error, ); } // @codeCoverageIgnoreEnd } /** * @param non-negative-int $linesOfCode * @param Node[] $nodes * * @throws RuntimeException */ public function countInAbstractSyntaxTree(int $linesOfCode, array $nodes): LinesOfCode { $traverser = new NodeTraverser; $visitor = new LineCountingVisitor($linesOfCode); $traverser->addVisitor($visitor); try { /* @noinspection UnusedFunctionResultInspection */ $traverser->traverse($nodes); // @codeCoverageIgnoreStart } catch (Error $error) { throw new RuntimeException( $error->getMessage(), $error->getCode(), $error, ); } // @codeCoverageIgnoreEnd return $visitor->result(); } }