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|
(.module:
[library
[lux "*"
[abstract
["." equivalence {"+" [Equivalence]}]
["." monoid {"+" [Monoid]}]]
[control
["." try]
["<>" parser
["<.>" code]]]
[data
[format
[".F" binary {"+" [Writer]}]]]
[macro {"+" [with_identifiers]}
[syntax {"+" [syntax:]}]
["." code]]
[math
["." number {"+" [hex]}
["." i64]]]
[type
abstract]]]
["." // "_"
[encoding
["#." unsigned]]])
(abstract: .public (Modifier of)
{}
//unsigned.U2
(def: .public code
(-> (Modifier Any) //unsigned.U2)
(|>> :representation))
(implementation: .public equivalence
(All (_ of) (Equivalence (Modifier of)))
(def: (= reference sample)
(\ //unsigned.equivalence =
(:representation reference)
(:representation sample))))
(template: (!wrap value)
[(|> value
//unsigned.u2
try.trusted
:abstraction)])
(template: (!unwrap value)
[(|> value
:representation
//unsigned.value)])
(def: .public (has? sub super)
(All (_ of) (-> (Modifier of) (Modifier of) Bit))
(let [sub (!unwrap sub)]
(|> (!unwrap super)
(i64.and sub)
(\ i64.equivalence = sub))))
(implementation: .public monoid
(All (_ of) (Monoid (Modifier of)))
(def: identity
(!wrap (hex "0000")))
(def: (composite left right)
(!wrap (i64.or (!unwrap left) (!unwrap right)))))
(def: .public empty
Modifier
(\ ..monoid identity))
(def: .public writer
(All (_ of) (Writer (Modifier of)))
(|>> :representation //unsigned.writer/2))
(def: modifier
(-> Nat Modifier)
(|>> !wrap))
)
(syntax: .public (modifiers: [ofT <code>.any
options (<>.many <code>.any)])
(with_identifiers [g!modifier g!code]
(in (list (` (template [(~ g!code) (~ g!modifier)]
[(def: (~' .public) (~ g!modifier)
(..Modifier (~ ofT))
((~! ..modifier) ((~! number.hex) (~ g!code))))]
(~+ options)))))))
|
