1 | <?php |
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11 | class GetBVN extends AbstractPlugin |
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12 | { |
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13 | use VerifyHttpStatusResponseCode; |
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14 | |||
15 | protected $baseUrl; |
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16 | |||
17 | const GET_BVN_ENDPOINT = "/bank/resolve_bvn/:bvn"; |
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18 | |||
19 | const VALID_BVN_LENGTH = 11; |
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20 | |||
21 | 3 | public function __construct(string $baseUrl) |
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25 | |||
26 | 3 | public function getPluginAccessor(): string |
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30 | |||
31 | 3 | public function handle(string $bvn) |
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53 | } |
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54 |
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: