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(;module:
lux
(lux (control monad)
[macro]
(macro [code])
(lang (type ["tc" check])))
(luxc ["&" lang]
(lang ["&;" scope]
["la" analysis #+ Analysis]
[";L" variable #+ Variable])))
## [Analysers]
(def: (analyse-definition def-name)
(-> Ident (Meta Analysis))
(do macro;Monad<Meta>
[[actualT def-anns _] (&;with-error-tracking
(macro;find-def def-name))]
(case (macro;get-symbol-ann (ident-for #;alias) def-anns)
(#;Some real-def-name)
(analyse-definition real-def-name)
_
(do @
[_ (&;infer actualT)]
(wrap (code;symbol def-name))))))
(def: (analyse-variable var-name)
(-> Text (Meta (Maybe Analysis)))
(do macro;Monad<Meta>
[?var (&scope;find var-name)]
(case ?var
(#;Some [actualT ref])
(do @
[_ (&;infer actualT)]
(wrap (#;Some (` ((~ (code;int (variableL;from-ref ref))))))))
#;None
(wrap #;None))))
(def: #export (analyse-reference reference)
(-> Ident (Meta Analysis))
(case reference
["" simple-name]
(do macro;Monad<Meta>
[?var (analyse-variable simple-name)]
(case ?var
(#;Some varA)
(wrap varA)
#;None
(do @
[this-module macro;current-module-name]
(analyse-definition [this-module simple-name]))))
_
(analyse-definition reference)))
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