Krucas\LaravelUserEmailVerification\VerifiesUsers::verify PHP Method

    public function verify(Request $request, $token = null)
    {
        if (is_null($token)) {
            return $this->showVerifyMessage();
        }
        $credentials = ['email' => $request->get('email'), 'token' => $token];
        $broker = $this->getBroker();
        $response = Verification::broker($broker)->verify($credentials, function ($user) {
            $this->verifyUser($user);
        });
        switch ($response) {
            case Contracts\VerificationBroker::VERIFIED:
                return $this->getVerificationSuccessResponse($response);
            default:
                return $this->getVerificationFailureResponse($request, $response);
        }
    }