forInvalidNegotiationType example

case 'charset':
                return $this->negotiator->charset($supported);

            case 'encoding':
                return $this->negotiator->encoding($supported);

            case 'language':
                return $this->negotiator->language($supported);
        }

        throw HTTPException::forInvalidNegotiationType($type);
    }

    /** * Checks this request type. * * @param string $type HTTP verb or 'json' or 'ajax' * @phpstan-param string|'get'|'post'|'put'|'delete'|'head'|'patch'|'options'|'json'|'ajax' $type */
    public function is(string $type): bool
    {
        $valueUpper = strtoupper($type);