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(.module:
lux
(lux (control [monad #+ do Monad]
["p" parser])
(data [bool]
[number]
[text]
[ident]
(coll [list "list/" Monad<List>])
(format [xml]
[json]))
(time [instant]
[duration]
[date])
[macro]
(macro [code]
["s" syntax #+ syntax: Syntax])
(lang [type])
))
## [Syntax]
(def: #hidden _compose_
(-> Text Text Text)
(:: text.Monoid<Text> compose))
(syntax: #export (format [fragments (p.many s.any)])
{#.doc (doc "Text interpolation."
(format "Static part " (%t static) " does not match URI: " uri))}
(wrap (list (` ($_ _compose_ (~@ fragments))))))
## [Formatters]
(type: #export (Formatter a)
{#.doc "A way to produce readable text from values."}
(-> a Text))
(do-template [<name> <type> <formatter>]
[(def: #export <name>
(Formatter <type>)
<formatter>)]
[%b Bool (:: bool.Codec<Text,Bool> encode)]
[%n Nat (:: number.Codec<Text,Nat> encode)]
[%i Int (:: number.Codec<Text,Int> encode)]
[%d Deg (:: number.Codec<Text,Deg> encode)]
[%f Frac (:: number.Codec<Text,Frac> encode)]
[%t Text text.encode]
[%ident Ident (:: ident.Codec<Text,Ident> encode)]
[%code Code code.to-text]
[%type Type type.to-text]
[%bin Nat (:: number.Binary@Codec<Text,Nat> encode)]
[%oct Nat (:: number.Octal@Codec<Text,Nat> encode)]
[%hex Nat (:: number.Hex@Codec<Text,Nat> encode)]
[%xml xml.XML (:: xml.Codec<Text,XML> encode)]
[%json json.JSON (:: json.Codec<Text,JSON> encode)]
[%instant instant.Instant (:: instant.Codec<Text,Instant> encode)]
[%duration duration.Duration (:: duration.Codec<Text,Duration> encode)]
[%date date.Date (:: date.Codec<Text,Date> encode)]
)
(def: #export (%list formatter)
(All [a] (-> (Formatter a) (Formatter (List a))))
(function [values]
(case values
#.Nil
"(list)"
_
(format "(list " (text.join-with " " (list/map formatter values)) ")"))))
|