WP_REST_Users_Controller::get_current_item

	public function get_current_item( $request ) {
		$current_user_id = get_current_user_id();

		if ( empty( $current_user_id ) ) {
			return new WP_Error(
				'rest_not_logged_in',
				__( 'You are not currently logged in.' ),
				array( 'status' => 401 )
			);
		}

		$user     = wp_get_current_user();
		$response = $this->prepare_item_for_response( $user, $request );
		$response = rest_ensure_response( $response );

		return $response;
	}