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(.module:
[library
[lux "*"
[abstract
[equivalence {"+" [Equivalence]}]]
[data
[binary {"+" [Binary]}]
["." sum]
["." product]]]]
["." /// "_"
["#." hash {"+" [Hash SHA-1 MD5]}]])
(type: .public Status
(Variant
#Unverified
(#Partial (Either (Hash SHA-1)
(Hash MD5)))
(#Verified (Hash SHA-1) (Hash MD5))))
(implementation: any_equivalence
(Equivalence Any)
(def: (= _ _)
true))
(def: .public equivalence
(Equivalence Status)
($_ sum.equivalence
..any_equivalence
($_ sum.equivalence
///hash.equivalence
///hash.equivalence)
($_ product.equivalence
///hash.equivalence
///hash.equivalence)
))
(def: .public (verified payload)
(-> Binary Status)
(#Verified
(///hash.sha-1 payload)
(///hash.md5 payload)))
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