blob: aeed656a8485667e9d55da1297b8ac94c31172fd (
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
|
(.module:
lux
(lux (control monad
["ex" exception #+ exception:])
(data text/format
[product])
[macro]
(lang [type]
(type ["tc" check])))
(luxc ["&" lang]
(lang analysis)))
(def: #export (with-unknown-type action)
(All [a] (-> (Meta a) (Meta [Type a])))
(do macro.Monad<Meta>
[[_ varT] (&.with-type-env tc.var)
analysis (&.with-type varT
action)
knownT (&.with-type-env (tc.clean varT))]
(wrap [knownT analysis])))
(exception: #export Variant-Tag-Out-Of-Bounds)
(def: #export (variant-out-of-bounds-error type size tag)
(All [a] (-> Type Nat Nat (Meta a)))
(&.throw Variant-Tag-Out-Of-Bounds
(format " Tag: " (%n tag) "\n"
"Variant Size: " (%n size) "\n"
"Variant Type: " (%type type))))
|
