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(;module:
lux
(lux (control [monad #+ do])
(concurrency ["T" task])
(data ["e" error]
[text "text/" Hash<Text>]
text/format
(coll [dict]))
[meta]
[host]
[io]
(world [file #+ File]))
(luxc ["&" base]
["&;" io]
["&;" module]
["&;" parser]
["&;" host]
["&;" analyser]
["&;" analyser/common]
["&;" synthesizer]
["&;" eval]
(generator ["&&;" runtime]
["&&;" statement]
["&&;" common]
["&&;" expr]
["&&;" eval])
))
(def: analyse
(&;Analyser)
(&analyser;analyser &eval;eval))
(def: (generate code)
(-> Code (Meta Unit))
(case code
(^ [_ (#;Form (list [_ (#;Text "lux def")]
[_ (#;Symbol ["" def-name])]
valueC
metaC))])
(do meta;Monad<Meta>
[[_ metaA] (&;with-scope
(&;with-expected-type Code
(analyse metaC)))
metaI (&&expr;generate (&synthesizer;synthesize metaA))
metaV (&&eval;eval metaI)
[_ valueT valueA] (&;with-scope
(if (meta;type? (:! Code metaV))
(&;with-expected-type Type
(do @
[valueA (analyse valueC)]
(wrap [Type valueA])))
(&analyser/common;with-unknown-type
(analyse valueC))))
valueI (&&expr;generate (&synthesizer;synthesize valueA))
_ (&;with-scope
(&&statement;generate-def def-name valueT valueI metaI (:! Code metaV)))]
(wrap []))
(^ [_ (#;Form (list [_ (#;Text "lux program")]
[_ (#;Symbol ["" program-args])]
programC))])
(do meta;Monad<Meta>
[[_ programA] (&;with-scope
(&;with-expected-type (type (io;IO Unit))
(analyse programC)))
programI (&&expr;generate (&synthesizer;synthesize programA))]
(&&statement;generate-program program-args programI))
_
(&;fail (format "Unrecognized statement: " (%code code)))))
(def: (exhaust action)
(All [a] (-> (Meta a) (Meta Unit)))
(do meta;Monad<Meta>
[result action]
(exhaust action)))
(def: (ensure-new-module! file-hash module-name)
(-> Nat Text (Meta Unit))
(do meta;Monad<Meta>
[module-exists? (meta;module-exists? module-name)
_ (: (Meta Unit)
(if module-exists?
(&;fail (format "Cannot re-define a module: " module-name))
(wrap [])))
_ (&module;create file-hash module-name)]
(wrap [])))
(def: prelude Text "lux")
(def: (with-active-compilation [module-name file-name source-code] action)
(All [a] (-> [Text Text Text] (Meta a) (Meta a)))
(do meta;Monad<Meta>
[_ (ensure-new-module! (text/hash source-code) module-name)
#let [init-cursor [file-name +0 +0]]
output (&;with-source-code [init-cursor +0 source-code]
action)
_ (&module;flag-compiled! module-name)]
(wrap output)))
(def: parse
(Meta Code)
(function [compiler]
(case (&parser;parse (get@ #;source compiler))
(#e;Error error)
(#e;Error error)
(#e;Success [source' output])
(#e;Success [(set@ #;source source' compiler)
output]))))
(def: (generate-module source-dirs module-name target-dir compiler)
(-> (List File) Text File Compiler (T;Task Compiler))
(do T;Monad<Task>
[_ (&io;prepare-module target-dir module-name)
[file-name file-content] (&io;read-module source-dirs module-name)]
(case (meta;run' compiler
(do meta;Monad<Meta>
[[artifacts _] (&&common;with-artifacts
(with-active-compilation [module-name
file-name
file-content]
(exhaust
(do @
[code parse]
(generate code)))))]
(wrap artifacts)
## (&module;generate-descriptor module-name)
))
(#e;Success [compiler artifacts ## module-descriptor
])
(do @
[## _ (&io;write-module module-name module-descriptor)
_ (monad;map @ (function [[class-name class-bytecode]]
(&io;write-file target-dir class-name class-bytecode))
(dict;entries artifacts))]
(wrap compiler))
(#e;Error error)
(T;fail error))))
(def: init-cursor Cursor ["" +0 +0])
(def: #export init-type-context
Type-Context
{#;ex-counter +0
#;var-counter +0
#;var-bindings (list)})
(def: #export init-info
Info
{#;target "JVM"
#;version &;version
#;mode #;Build})
(def: #export (init-compiler host)
(-> &&common;Host Compiler)
{#;info init-info
#;source [init-cursor +0 ""]
#;cursor init-cursor
#;modules (list)
#;scopes (list)
#;type-context init-type-context
#;expected #;None
#;seed +0
#;scope-type-vars (list)
#;host (:! Void host)})
(def: #export (generate-program program target sources)
(-> Text File (List File) (T;Task Unit))
(do T;Monad<Task>
[compiler (|> (case (&&runtime;generate (init-compiler (io;run &host;init-host)))
(#e;Error error)
(T;fail error)
(#e;Success [compiler [runtime-bc function-bc]])
(do @
[_ (&io;prepare-target target)
_ (&io;write-file target &&runtime;runtime-class runtime-bc)
_ (&io;write-file target &&runtime;function-class function-bc)]
(wrap compiler)))
(: (T;Task Compiler))
(:: @ map (generate-module sources prelude target)) (:: @ join)
(:: @ map (generate-module sources program target)) (:: @ join))
#let [_ (log! "Compilation complete!")]]
(wrap [])))
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