| 1 | <?php |
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| 25 | class NewApplicationFactory implements FactoryInterface, MutableCreationOptionsInterface |
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| 26 | { |
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| 27 | private $options = []; |
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| 28 | |||
| 29 | /** |
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| 30 | * Set creation options |
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| 31 | * |
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| 32 | * @param array $options |
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| 33 | * |
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| 34 | * @return void |
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| 35 | */ |
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| 36 | public function setCreationOptions(array $options) |
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| 40 | |||
| 41 | |||
| 42 | public function __invoke(ContainerInterface $container, $requestedName, array $options = null) |
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| 52 | |||
| 53 | public function createService(ServiceLocatorInterface $serviceLocator) |
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| 60 | } |
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| 61 |
Let’s take a look at an example:
In the above example, the authenticate() method works fine as long as you just pass instances of MyUser. However, if you now also want to pass a different implementation of User which does not have a getDisplayName() method, the code will break.
Available Fixes
Change the type-hint for the parameter:
Add an additional type-check:
Add the method to the interface: