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|
(.require
[library
[lux (.except Declaration int char)
[abstract
[equivalence (.only Equivalence)]]
[control
["[0]" maybe]]
[data
["[0]" text (.use "[1]#[0]" equivalence)
["%" \\format (.only format)]]
[collection
["[0]" list (.use "[1]#[0]" functor)]]]
[math
[number
["n" nat]]]
[meta
[type
["[0]" nominal (.except def)]]]]]
["[0]" //
[category (.only Void Value Return Method Primitive Object Class Array Var Parameter Declaration)]
["/[1]" //
[encoding
["[1][0]" name (.only Internal External)]]]])
(nominal.def .public (Descriptor category)
Text
(def .public descriptor
(-> (Descriptor Any) Text)
(|>> representation))
(with_template [<sigil> <category> <name>]
[(def .public <name>
(Descriptor <category>)
(abstraction <sigil>))]
["V" Void void]
["Z" Primitive boolean]
["B" Primitive byte]
["S" Primitive short]
["I" Primitive int]
["J" Primitive long]
["F" Primitive float]
["D" Primitive double]
["C" Primitive char]
)
(def .public class_prefix "L")
(def .public class_suffix ";")
(def .public class
(-> External (Descriptor Class))
(|>> ///name.internal
///name.read
(text.enclosed [..class_prefix ..class_suffix])
abstraction))
(def .public (declaration name)
(-> External (Descriptor Declaration))
(transmutation (..class name)))
(def .public as_class
(-> (Descriptor Declaration) (Descriptor Class))
(|>> transmutation))
(with_template [<name> <category>]
[(def .public <name>
(Descriptor <category>)
(transmutation
(..class "java.lang.Object")))]
[var Var]
[wildcard Parameter]
)
(def .public (lower descriptor)
(-> (Descriptor Parameter) (Descriptor Parameter))
..wildcard)
(def .public upper
(-> (Descriptor Parameter) (Descriptor Parameter))
(|>> transmutation))
(def .public array_prefix "[")
(def .public array
(-> (Descriptor Value)
(Descriptor Array))
(|>> representation
(format ..array_prefix)
abstraction))
(def .public (method [inputs output])
(-> [(List (Descriptor Value))
(Descriptor Return)]
(Descriptor Method))
(abstraction
(format (|> inputs
(list#each ..descriptor)
text.together
(text.enclosed ["(" ")"]))
(representation output))))
(def .public equivalence
(All (_ category) (Equivalence (Descriptor category)))
(implementation
(def (= parameter subject)
(text#= (representation parameter) (representation subject)))))
(def .public class_name
(-> (Descriptor Object) Internal)
(let [prefix_size (text.size ..class_prefix)
suffix_size (text.size ..class_suffix)]
(function (_ descriptor)
(let [repr (representation descriptor)]
(if (text.starts_with? ..array_prefix repr)
(///name.internal repr)
(|> repr
(text.clip prefix_size
(|> (text.size repr)
(n.- prefix_size)
(n.- suffix_size)))
(of maybe.monad each ///name.internal)
maybe.trusted))))))
)
|
