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