1 | <?php |
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21 | class PermissionsTask extends AbstractTypo3Task |
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22 | { |
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23 | /** |
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24 | * name |
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25 | * |
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26 | * @var string |
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27 | */ |
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28 | protected $name = 'permissions'; |
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29 | |||
30 | /** |
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31 | * description |
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32 | * |
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33 | * @var string |
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34 | */ |
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35 | protected $description = '[TYPO3] TYPO3 permissions task'; |
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36 | |||
37 | /** |
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38 | * permissions |
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39 | * |
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40 | * @var array |
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41 | */ |
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42 | protected $permissions = [ |
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43 | '/typo3conf/PackageStates.php' => 2775, |
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44 | '/typo3conf/LocalConfiguration.php' => 2775, |
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45 | ]; |
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46 | |||
47 | /** |
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48 | * execute |
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49 | * |
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50 | * @return bool |
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51 | */ |
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52 | public function execute(): bool |
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62 | } |
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63 |
If you define a variable conditionally, it can happen that it is not defined for all execution paths.
Let’s take a look at an example:
In the above example, the variable $x is defined if you pass “foo” or “bar” as argument for $a. However, since the switch statement has no default case statement, if you pass any other value, the variable $x would be undefined.
Available Fixes
Check for existence of the variable explicitly:
Define a default value for the variable:
Add a value for the missing path: