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39 lines
738 B
39 lines
738 B
--TEST--
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Symfony pattern: container caches first-class method callable with ??=
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--FILE--
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<?php
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class SymfonyLikeContainer
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{
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public array $services = [];
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public function getService(string $id): string
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{
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return 'service:'.$id;
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}
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public function locator(): array
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{
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return [
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$this->getService ??= $this->getService(...),
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['foo', 'bar'],
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];
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}
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}
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function main(): void
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{
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$container = new SymfonyLikeContainer();
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[$factory, $ids] = $container->locator();
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foreach ($ids as $id) {
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var_dump($factory($id));
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}
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var_dump($container->getService instanceof Closure);
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}
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?>
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--EXPECT--
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string(11) "service:foo"
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string(11) "service:bar"
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bool(true)
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