def join_info(items,
                  separator: ObjectInspector.configuration.info_separator)
      the_items = Array(items).tap(&:compact!)
      the_items.join(separator) if the_items.any?
    end
def join_info(items,
                  separator: ObjectInspector.configuration.info_separator)
      the_items = Array(items).tap(&:compact!)
      the_items.join(separator) if the_items.any?
    end
Join the passed-in items with the passed in separator.

 @param items [Array<#to_s>]
 @param separator [#to_s] (ObjectInspector.configuration.info_separator)