function f()

in testData/codeInsight/typeInference/IterableKey.php [3:10]

• 6 lines of code
• 2 McCabe index (conditional complexity)

function f(){
    /** @var iterable<Foo,Exception> $test */
    $test = [];

    foreach ($test as $key => $e) {
        <type value="Foo">$key</type>;
    }
}