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(;module:
lux
(lux (control monad
["ex" exception #+ exception:])
(data text/format
[product])
[meta #+ Monad<Meta>]
(meta [type]
(type ["tc" check])))
(luxc ["&" base]
(lang analysis)))
(def: #export (with-unknown-type action)
(All [a] (-> (Meta Analysis) (Meta [Type Analysis])))
(do Monad<Meta>
[[var-id var-type] (&;with-type-env
tc;var)
analysis (&;with-expected-type var-type
action)
analysis-type (&;with-type-env
(tc;clean var-id var-type))]
(wrap [analysis-type analysis])))
(def: #export (with-var body)
(All [a] (-> (-> [Nat Type] (Meta a)) (Meta a)))
(do Monad<Meta>
[[id var] (&;with-type-env
tc;var)]
(body [id var])))
(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))))
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