当前路径:vendor/sebastian/type/src/IterableType.php <?php declare(strict_types=1); /* * This file is part of sebastian/type. * * (c) Sebastian Bergmann <sebastian@phpunit.de> * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace SebastianBergmann\Type; final class IterableType extends Type { /** * @var bool */ private $allowsNull; public function __construct(bool $nullable) { $this->allowsNull = $nullable; } /** * @throws RuntimeException */ public function isAssignable(Type $other): bool { if ($this->allowsNull && $other instanceof NullType) { return true; } if ($other instanceof self) { return true; } if ($other instanceof SimpleType) { return \is_iterable($other->value()); } if ($other instanceof ObjectType) { try { return (new \ReflectionClass($other->className()->getQualifiedName()))->isIterable(); // @codeCoverageIgnoreStart } catch (\ReflectionException $e) { throw new RuntimeException( $e->getMessage(), (int) $e->getCode(), $e ); // @codeCoverageIgnoreEnd } } return false; } public function getReturnTypeDeclaration(): string { return ': ' . ($this->allowsNull ? '?' : '') . 'iterable'; } public function allowsNull(): bool { return $this->allowsNull; } }
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