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<?php |
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declare(strict_types=1); |
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namespace Ray\Di; |
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use Exception; |
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use LogicException; |
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use Ray\Di\Exception\Unbound; |
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use ReflectionMethod; |
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use function call_user_func_array; |
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use function is_callable; |
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final class SetterMethod implements AcceptInterface |
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{ |
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private readonly string $method; |
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private readonly Arguments $arguments; |
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/** |
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* Is optional binding ? |
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*/ |
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private bool $isOptional = false; |
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public function __construct(ReflectionMethod $method, Name $name) |
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{ |
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$this->method = $method->name; |
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$this->arguments = new Arguments($method, $name); |
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} |
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/** |
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* @param object $instance |
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* |
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* @throws Unbound |
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* @throws Exception |
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*/ |
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public function __invoke($instance, Container $container): void |
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{ |
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try { |
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$parameters = $this->arguments->inject($container); |
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} catch (Unbound $unbound) { |
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if ($this->isOptional) { |
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return; |
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} |
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throw $unbound; |
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} |
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$callable = [$instance, $this->method]; |
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if (! is_callable($callable)) { |
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throw new LogicException(); // @codeCoverageIgnore |
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} |
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call_user_func_array($callable, $parameters); |
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} |
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public function setOptional(): void |
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{ |
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$this->isOptional = true; |
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} |
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/** @inheritDoc */ |
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public function accept(VisitorInterface $visitor): void |
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{ |
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try { |
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$visitor->visitSetterMethod($this->method, $this->arguments); |
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} catch (Unbound $unbound) { |
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if ($this->isOptional) { |
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// Return when no dependency given and @Inject(optional=true) annotated to setter method. |
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return; |
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} |
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// Throw exception when no dependency given and @Inject(optional=false) annotated to setter method. |
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throw $unbound; |
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} |
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} |
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} |
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koriym /
Ray.Di
Loading history...
Let?s assume that you have a directory layout like this:
. |-- OtherDir | |-- Bar.php | `-- Foo.php `-- SomeDir `-- Foo.phpand let?s assume the following content of
Bar.php:If both files
OtherDir/Foo.phpandSomeDir/Foo.phpare loaded in the same runtime, you will see a PHP error such as the following:PHP Fatal error: Cannot use SomeDir\Foo as Foo because the name is already in use in OtherDir/Foo.phpHowever, as
OtherDir/Foo.phpdoes not necessarily have to be loaded and the error is only triggered if it is loaded beforeOtherDir/Bar.php, this problem might go unnoticed for a while. In order to prevent this error from surfacing, you must import the namespace with a different alias: