(.using
  [library
   [lux
    ["$" documentation {"+" documentation:}]
    [data
     [text {"+" \n}
      ["%" format {"+" format}]]]]]
  [\\library
   ["[0]" /]])

(documentation: (/.Hash it)
  "A way to produce hash-codes for a type's instances.")

(.def: .public documentation
  (.List $.Module)
  ($.module /._
            ""
            [..Hash
             ($.default /.functor)]
            []))
