RSS::ImageModelUtils

          
            
# File tmp/rubies/ruby-2.3.8/lib/rss/image.rb, line 25
def validate_one_tag_name(ignore_unknown_element, name, tags)
  if !ignore_unknown_element
    invalid = tags.find {|tag| tag != name}
    raise UnknownTagError.new(invalid, IMAGE_URI) if invalid
  end
  raise TooMuchTagError.new(name, tag_name) if tags.size > 1
end