| 1 | <?php |
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| 25 | final class LocationReferenceConfigParser extends AbstractParser |
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| 26 | { |
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| 27 | private const ROOT_NODE_KEY = 'location_references'; |
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| 28 | |||
| 29 | public function addSemanticConfig(NodeBuilder $nodeBuilder): void |
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| 37 | |||
| 38 | public function mapConfig(array &$scopeSettings, $currentScope, ContextualizerInterface $contextualizer): void |
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| 46 | |||
| 47 | public function postMap(array $config, ContextualizerInterface $contextualizer): void |
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| 51 | } |
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| 52 |
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: