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<?php declare(strict_types=1); |
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namespace AlecRabbit\Spinner\Core; |
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use AlecRabbit\Spinner\Core\Adapters\EchoOutputAdapter; |
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use AlecRabbit\Spinner\Core\Contracts\Frames; |
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use AlecRabbit\Spinner\Core\Contracts\SpinnerInterface; |
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use AlecRabbit\Spinner\Core\Contracts\SpinnerOutputInterface; |
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use AlecRabbit\Spinner\Core\Contracts\StylesInterface; |
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use AlecRabbit\Spinner\Settings\Contracts\Defaults; |
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use function AlecRabbit\typeOf; |
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abstract class SpinnerCore implements SpinnerInterface |
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{ |
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protected const EMPTY_STRING = Defaults::EMPTY_STRING; |
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protected const INTERVAL = Defaults::DEFAULT_INTERVAL; |
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protected const FRAMES = Frames::BASE; |
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protected const STYLES = StylesInterface::STYLING_DISABLED; |
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/** @var null|SpinnerOutputInterface */ |
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protected $output; |
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/** |
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* @param null|false|SpinnerOutputInterface $output |
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* @return null|SpinnerOutputInterface |
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*/ |
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protected function refineOutput($output): ?SpinnerOutputInterface |
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{ |
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$this->assertOutput($output); |
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if (false === $output) { |
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return null; |
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} |
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return $output ?? new EchoOutputAdapter(); |
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} |
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/** |
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* @param mixed $output |
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*/ |
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protected function assertOutput($output): void |
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{ |
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if (null !== $output && false !== $output && !$output instanceof SpinnerOutputInterface) { |
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$typeOrValue = |
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true === $output ? 'true' : typeOf($output); |
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throw new \InvalidArgumentException( |
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'Incorrect parameter: ' . |
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'[null|false|' . SpinnerOutputInterface::class . '] expected' |
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. ' "' . $typeOrValue . '" given.' |
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); |
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} |
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} |
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} |
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alecrabbit /
php-console-spinner
