SlevomatCodingStandard.TypeHints.ReturnTypeHint Fatal errors created for: ```php /** * @return bool|never */ function bar() { if (random_int(0,1)) { exit; } return false; } ``` changed to ```php /** * @return bool|never */ function bar(): bool|never { if (random_int(0,1)) { exit; } return false; } ``` --- ```php /** * @return bool|void */ function foo() { if (random_int(0,1)) { return; } return false; } ``` changed to: ```php /** * @return bool|void */ function foo(): bool|null { if (random_int(0,1)) { return; } return false; } ```