(.require
 [library
  [lux (.except)
   [abstract
    [equivalence (.only Equivalence)]
    [monad (.only do)]]
   [control
    ["<>" parser]]
   [data
    ["[0]" text
     ["%" \\format]
     ["<[1]>" \\parser]]
    [format
     ["[0]" xml (.only XML)
      ["<[1]>" \\parser (.only Parser)]]]]
   [world
    [time
     ["[0]" instant (.only Instant)]]]]]
 ["[0]" ///
  ["[1][0]" time (.only)
   ["[1]/[0]" date]
   ["[1]/[0]" time]]])

(type .public Time
  ///time.Time)

(def .public equivalence
  (Equivalence Time)
  ///time.equivalence)

(def separator
  ".")

(def .public (format [date time])
  (%.Format Time)
  (%.format (///time/date.format date)
            ..separator
            (///time/time.format time)))

(def .public parser
  (<text>.Parser Time)
  (do <>.monad
    [date ///time/date.parser
     _ (<text>.this ..separator)
     time ///time/time.parser]
    (in [date time])))