# class_geocontainer_validators.R
#' @name GeoContainer-validators
#'
#' @title
#' GeoContainer: validate an object of class GeoContainer
#'
#' @description
#' Test if an object is a proper [`GeoContainer`][GeoContainer-class] object.
#'
#' @param x,object an object of class [`GeoContainer`][GeoContainer-class].
#'
#' @return
#' Function [valid_geocontainer()] returns a logical `TRUE` if the object is
#' valid. Else, it returns an error message describing the problems.
#'
#' Function [.valid_geocontainer()] returns `NULL` if the object is valid.
#' Else, it returns a character vector of strings describing the problems.
#'
#' @details
#' Function [valid_geocontainer()] is a user-friendly wrapper to
#' [.valid_geocontainer()] and further checks if `x` is of class
#' [`GeoContainer`][GeoContainer-class].
#'
#' @family GeoContainer
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.