1 | <?php |
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19 | class DoctrineObjectHydratorLocatorFactory implements FactoryInterface |
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20 | { |
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21 | /** |
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22 | * @param ServiceLocatorInterface $serviceLocator |
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23 | * |
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24 | * @return DoctrineObjectHydratorLocator |
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25 | * |
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26 | * @throws \Zend\ServiceManager\Exception\ServiceNotFoundException |
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27 | */ |
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28 | public function createService(ServiceLocatorInterface $serviceLocator) |
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44 | } |
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45 |
PHP Analyzer performs a side-effects analysis of your code. A side-effect is basically anything that might be visible after the scope of the method is left.
Let’s take a look at an example:
If we look at the
getEmail()
method, we can see that it has no side-effect. Whether you call this method or not, no future calls to other methods are affected by this. As such code as the following is useless:On the hand, if we look at the
setEmail()
, this method _has_ side-effects. In the following case, we could not remove the method call: