# File lib/mime/types.rb, line 139
139:     def Types.add(*types)
140:       types.each do |mime_type|
141:         if TYPE_VARIANTS.include?(mime_type.simplified)
142:           if TYPE_VARIANTS[mime_type.simplified].include?(mime_type)
143:             warn "Type #{mime_type} already registered as a variant of #{mime_type.simplified}."
144:           end
145:         end
146:         MIME::Types.add_type_variant(mime_type)
147:         MIME::Types.index_extensions(mime_type)
148:       end
149:     end