Duplicate code is one of the most pungent code smells. A rule that is often used is to re-structure code once it is duplicated in three or more places.
Common duplication problems, and corresponding solutions are:
1 | <?php |
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21 | class Installer extends AbstractInstaller |
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22 | { |
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23 | /** |
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24 | * {@inheritdoc} |
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25 | */ |
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26 | protected $name = 'install:dotenv'; |
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27 | |||
28 | /** |
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29 | * {@inheritdoc} |
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30 | */ |
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31 | protected $description = 'Installs vlucas/phpdotenv'; |
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32 | |||
33 | /** |
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34 | * {@inheritdoc} |
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35 | */ |
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36 | 2 | public function install(): void |
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76 | } |
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77 |
If you implement
__call
and you know which methods are available, you can improve IDE auto-completion and static analysis by adding a @method annotation to the class.This is often the case, when
__call
is implemented by a parent class and only the child class knows which methods exist: