blob: 28c9b7e35c6dfc2647f56e19c0930332851d0b2c (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
|
(.using
[library
[lux "*"
["[0]" debug]
[control
["[0]" try {"+" Try}]
["[0]" exception {"+" exception:}]
[parser
["<[0]>" code]]]
[data
[text
["%" format]]]
[macro {"+" with_symbols}
["[0]" syntax {"+" syntax:}]]
["[0]" type
abstract]]])
(exception: .public (wrong_type [expected Type
actual Type])
(exception.report
"Expected" (%.type expected)
"Actual" (%.type actual)))
(abstract: .public Dynamic
[Type Any]
(def: abstraction
(-> [Type Any] Dynamic)
(|>> :abstraction))
(def: representation
(-> Dynamic [Type Any])
(|>> :representation))
(syntax: .public (:dynamic [value <code>.any])
(with_symbols [g!value]
(in (list (` (let [(~ g!value) (~ value)]
((~! ..abstraction) [(:of (~ g!value)) (~ g!value)])))))))
(syntax: .public (:static [type <code>.any
value <code>.any])
(with_symbols [g!type g!value]
(in (list (` (let [[(~ g!type) (~ g!value)] ((~! ..representation) (~ value))]
(: ((~! try.Try) (~ type))
(if (# (~! type.equivalence) (~' =)
(.type (~ type)) (~ g!type))
{try.#Success (:as (~ type) (~ g!value))}
((~! exception.except) ..wrong_type [(.type (~ type)) (~ g!type)])))))))))
(def: .public (format value)
(-> Dynamic (Try Text))
(let [[type value] (:representation value)]
(debug.representation type value)))
)
|