1 | <?php |
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21 | class InputFieldBuilder extends Builder |
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22 | { |
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23 | /** |
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24 | * @param RuleInterface|InputFieldDefinitionNode $rule |
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25 | * @param Definition $parent |
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26 | * @return Definition |
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27 | * @throws \Railt\Io\Exception\ExternalFileException |
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28 | */ |
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29 | public function build(RuleInterface $rule, Definition $parent): Definition |
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48 | } |
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49 |
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: