(.using
  [library
   [lux {"-" Source Module}
    [world
     ["[0]" binary {"+" Binary}]
     ["[0]" file {"+" Path}]]]]
  [//
   [compiler {"+" Compiler}
    [meta
     ["[0]" archive {"+" Archive}
      [descriptor {"+" Module}]]]]])

(type: .public Source
  Path)

(type: .public (Mediator !)
  (-> Archive Module (! Archive)))

(type: .public (Instancer ! d o)
  (-> (file.System !) (List Source) (Compiler d o) (Mediator !)))