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|
(.module:
[lux #*
[abstract
[equivalence (#+ Equivalence)]
[hash (#+ Hash)]]
[control
[pipe (#+ case>)]]
[data
["." name]
[number
["n" nat]]
[text
["%" format (#+ Format)]]]]
["." / #_
["#." variable (#+ Variable)]])
(type: #export Constant
Name)
(type: #export Reference
(#Variable Variable)
(#Constant Constant))
(structure: #export equivalence
(Equivalence Reference)
(def: (= reference sample)
(case [reference sample]
(^template [<tag> <equivalence>]
[(<tag> reference) (<tag> sample)]
(:: <equivalence> = reference sample))
([#Variable /variable.equivalence]
[#Constant name.equivalence])
_
false)))
(structure: #export hash
(Hash Reference)
(def: &equivalence
..equivalence)
(def: (hash value)
(case value
(^template [<factor> <tag> <hash>]
(<tag> value)
($_ n.* <factor>
(:: <hash> hash value)))
([2 #Variable /variable.hash]
[3 #Constant name.hash])
)))
(template [<name> <family> <tag>]
[(template: #export (<name> content)
(<| <family>
<tag>
content))]
[local #..Variable #/variable.Local]
[foreign #..Variable #/variable.Foreign]
)
(template [<name> <tag>]
[(template: #export (<name> content)
(<| <tag>
content))]
[variable #..Variable]
[constant #..Constant]
)
(def: #export self Reference (..local 0))
(def: #export format
(Format Reference)
(|>> (case> (#Variable variable)
(/variable.format variable)
(#Constant constant)
(%.name constant))))
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