module Mail class Message def set_content_type(*args) STDERR.puts("Message#set_content_type is deprecated, please just call Message#content_type with the same arguments.\n#{caller}") content_type(*args) end alias :old_transfer_encoding :transfer_encoding def transfer_encoding(value = nil) if value STDERR.puts("Message#transfer_encoding is deprecated, please call Message#content_transfer_encoding with the same arguments.\n#{caller}") content_transfer_encoding(value) else old_transfer_encoding end end end end