vpietri/magento2-developer-quickdevbar

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Service/App/Cache.php

Summary

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Avoid using undefined variables such as '$cacheEvents' which will lead to PHP notices.
Open

        if(empty($cacheEvents[$identifier])) {
Severity: Minor
Found in Service/App/Cache.php by phpmd

UndefinedVariable

Since: 2.8.0

Detects when a variable is used that has not been defined before.

Example

class Foo
{
    private function bar()
    {
        // $message is undefined
        echo $message;
    }
}

Source https://phpmd.org/rules/cleancode.html#undefinedvariable

Avoid unused local variables such as '$cacheEvents'.
Open

        if(empty($cacheEvents[$identifier])) {
Severity: Minor
Found in Service/App/Cache.php by phpmd

UnusedLocalVariable

Since: 0.2

Detects when a local variable is declared and/or assigned, but not used.

Example

class Foo {
    public function doSomething()
    {
        $i = 5; // Unused
    }
}

Source https://phpmd.org/rules/unusedcode.html#unusedlocalvariable

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