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Editing: WrappingClock.php
<?php declare(strict_types=1); namespace Beste\Clock; use Beste\Clock; use DateTimeImmutable; use Psr\Clock\ClockInterface; final class WrappingClock implements Clock { private ClockInterface $wrappedClock; private function __construct(ClockInterface $wrappedClock) { $this->wrappedClock = $wrappedClock; } public static function wrapping(object $clock): self { if ($clock instanceof ClockInterface) { return new self($clock); } if (!method_exists($clock, 'now')) { throw new \InvalidArgumentException('$clock must implement StellaMaris\Clock\ClockInterface or have a now() method'); } if (!($clock->now() instanceof DateTimeImmutable)) { throw new \InvalidArgumentException('$clock->now() must return a DateTimeImmutable'); } $wrappedClock = new class($clock) implements ClockInterface { private object $clock; public function __construct(object $clock) { $this->clock = $clock; } public function now(): \DateTimeImmutable { assert(method_exists($this->clock, 'now')); $now = $this->clock->now(); assert($now instanceof \DateTimeImmutable); return $now; } }; return new self($wrappedClock); } public function now(): DateTimeImmutable { return $this->wrappedClock->now(); } }
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