home/alospiesjs/www/apis/youtube/vendor/symfony/console/Formatter/OutputFormatterStyleStack.php000060400000004710151161244220027432 0ustar00 * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Console\Formatter; use Symfony\Component\Console\Exception\InvalidArgumentException; use Symfony\Contracts\Service\ResetInterface; /** * @author Jean-François Simon */ class OutputFormatterStyleStack implements ResetInterface { /** * @var OutputFormatterStyleInterface[] */ private array $styles = []; private $emptyStyle; public function __construct(OutputFormatterStyleInterface $emptyStyle = null) { $this->emptyStyle = $emptyStyle ?? new OutputFormatterStyle(); $this->reset(); } /** * Resets stack (ie. empty internal arrays). */ public function reset() { $this->styles = []; } /** * Pushes a style in the stack. */ public function push(OutputFormatterStyleInterface $style) { $this->styles[] = $style; } /** * Pops a style from the stack. * * @throws InvalidArgumentException When style tags incorrectly nested */ public function pop(OutputFormatterStyleInterface $style = null): OutputFormatterStyleInterface { if (empty($this->styles)) { return $this->emptyStyle; } if (null === $style) { return array_pop($this->styles); } foreach (array_reverse($this->styles, true) as $index => $stackedStyle) { if ($style->apply('') === $stackedStyle->apply('')) { $this->styles = \array_slice($this->styles, 0, $index); return $stackedStyle; } } throw new InvalidArgumentException('Incorrectly nested style tag found.'); } /** * Computes current style with stacks top codes. */ public function getCurrent(): OutputFormatterStyle { if (empty($this->styles)) { return $this->emptyStyle; } return $this->styles[\count($this->styles) - 1]; } /** * @return $this */ public function setEmptyStyle(OutputFormatterStyleInterface $emptyStyle): static { $this->emptyStyle = $emptyStyle; return $this; } public function getEmptyStyle(): OutputFormatterStyleInterface { return $this->emptyStyle; } }