| 1 | <?php |
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| 13 | class Task extends AbstractTask |
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| 14 | { |
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| 15 | private $name; |
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| 16 | |||
| 17 | private $callback; |
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| 18 | |||
| 19 | public function __construct(string $name, callable $callback) |
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| 24 | |||
| 25 | /** |
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| 26 | * Returns the task name |
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| 27 | * |
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| 28 | * @return string |
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| 29 | */ |
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| 30 | public function getName() : string |
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| 34 | |||
| 35 | /** |
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| 36 | * Returns the task callback |
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| 37 | * |
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| 38 | * @return callable |
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| 39 | */ |
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| 40 | public function getCallback() : callable |
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| 44 | } |
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: