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(.module:
lux
(lux (control [monad #+ do]
["ex" exception #+ exception:])
(concurrency ["P" promise]
["T" task])
(data [product]
["e" error]
[text "text/" Hash<Text>]
text/format
(coll [list "list/" Functor<List>]
(dictionary ["dict" unordered])))
[macro]
(lang [syntax #+ Aliases]
(type ["tc" check]))
[host]
[io #+ IO Process io]
(world [blob #+ Blob]
[file #+ File]))
(luxc ["&" lang]
["&." io]
[cache]
[cache/description]
[cache/io]
(lang [".L" module]
[".L" host]
[".L" macro]
[".L" extension]
[".L" init]
(host ["$" jvm])
(analysis [".A" expression]
[".A" common])
(synthesis [".S" expression])
["&." eval]))
(/ ## [js]
(jvm [".T" runtime]
[".T" statement]
[".T" common #+ Artifacts]
[".T" expression]
[".T" eval]
[".T" imports])))
(def: analyse
(&.Analyser)
(expressionA.analyser &eval.eval))
(do-template [<name>]
[(exception: #export (<name> {message Text})
message)]
[Macro-Expansion-Failed]
[Unrecognized-Statement]
[Invalid-Macro]
)
(def: (process-annotations annsC)
(-> Code (Meta [## js.Expression
$.Inst
Code]))
(do macro.Monad<Meta>
[[_ annsA] (&.with-scope
(&.with-type Code
(analyse annsC)))
syntheses extensionL.all-syntheses
annsI (expressionT.translate (expressionS.synthesize syntheses annsA))
annsV (evalT.eval annsI)]
(wrap [annsI (:! Code annsV)])))
(def: (switch-compiler new-compiler)
(-> Lux (Meta Aliases))
(function (_ old-compiler)
((do macro.Monad<Meta>
[this macro.current-module]
(wrap (|> this (get@ #.module-aliases) (dict.from-list text.Hash<Text>) (: Aliases))))
new-compiler)))
(def: #export (translate translate-module aliases code)
(-> (-> Text Lux (Process Lux)) Aliases Code (Meta Aliases))
(case code
(^code ("lux module" (~ annsC)))
(do macro.Monad<Meta>
[[annsI annsV] (process-annotations annsC)
process (importsT.translate-imports translate-module annsV)]
(case (io.run process)
(#e.Success compiler')
(switch-compiler compiler')
(#e.Error error)
(macro.fail error)))
(^code ((~ [_ (#.Text statement)]) (~+ argsC+)))
(do macro.Monad<Meta>
[statement (extensionL.find-statement statement)
_ (statement argsC+)]
(wrap aliases))
(^code ((~ macroC) (~+ argsC+)))
(do macro.Monad<Meta>
[[_ macroA] (&.with-scope
(&.with-type Macro
(analyse macroC)))
[_macroT _macroM _macroV] (case macroA
[_ (#.Symbol macro-name)]
(&.with-error-tracking
(macro.find-def macro-name))
_
(&.throw Invalid-Macro (%code code)))
expansion (: (Meta (List Code))
(function (_ compiler)
(case (macroL.expand (:! Macro _macroV) argsC+ compiler)
(#e.Error error)
((&.throw Macro-Expansion-Failed error) compiler)
output
output)))
expansion-aliases (monad.map @ (translate translate-module aliases) expansion)]
(wrap (if (dict.empty? aliases)
(loop [expansion-aliases expansion-aliases]
(case expansion-aliases
#.Nil
aliases
(#.Cons head tail)
(if (dict.empty? head)
(recur tail)
head)))
aliases)))
_
(&.throw Unrecognized-Statement (%code code))))
(def: (forgive-eof action)
(-> (Meta Top) (Meta Top))
(function (_ compiler)
(case (action compiler)
(#e.Error error)
(if (ex.match? syntax.end-of-file error)
(#e.Success [compiler []])
(#e.Error error))
output
output)))
(def: #export prelude Text "lux")
(def: (with-active-compilation [module-name file-name source-code] action)
(All [a] (-> [Text Text Text] (Meta a) (Meta a)))
(do macro.Monad<Meta>
[output (&.with-source-code (initL.source file-name source-code)
action)
_ (moduleL.flag-compiled! module-name)]
(wrap output)))
(def: (read current-module aliases)
(-> Text Aliases (Meta Code))
(function (_ compiler)
(case (syntax.read current-module aliases (get@ #.source compiler))
(#e.Error error)
(#e.Error error)
(#e.Success [source' output])
(#e.Success [(set@ #.source source' compiler)
output]))))
(for {"JVM" (as-is (host.import java/lang/String
(getBytes [String] #try (Array byte)))
(def: text-to-blob
(-> Text Blob)
(|>> (:! String)
(String::getBytes ["UTF-8"])
e.assume)))})
## (def: (write-module target-dir file-name module-name module artifacts)
## (-> File Text Text Module Artifacts (Process Top))
## (do io.Monad<Process>
## [_ (monad.map @ (product.uncurry (&io.write target-dir))
## (dict.entries artifacts))]
## (&io.write target-dir
## (format module-name "/" cache.descriptor-name)
## (text-to-blob (%code (cache/description.write file-name module))))))
(def: no-aliases Aliases (dict.new text.Hash<Text>))
(def: #export (translate-module source-dirs target-dir module-name compiler)
(-> (List File) File Text Lux (Process Lux))
(do io.Monad<Process>
[[file-name file-content] (&io.read source-dirs module-name)
#let [module-hash (text/hash file-content)
translate-module (translate-module source-dirs target-dir)]]
(case (macro.run' compiler
(do macro.Monad<Meta>
[[module _] (moduleL.with-module module-hash module-name
(with-active-compilation [module-name
file-name
file-content]
(forgive-eof
(loop [aliases no-aliases]
(do @
[code (read module-name aliases)
#let [[cursor _] code]
aliases' (&.with-cursor cursor
(translate translate-module aliases code))]
(forgive-eof (recur aliases')))))))]
(wrap module)))
(#e.Success [compiler module])
(do @
[## _ (&io.prepare-module target-dir module-name)
## _ (write-module target-dir file-name module-name module artifacts)
]
(wrap compiler))
(#e.Error error)
(io.fail error))
## (case (macro.run' compiler
## (do macro.Monad<Meta>
## [[module artifacts _] (moduleL.with-module module-hash module-name
## (commonT.with-artifacts
## (with-active-compilation [module-name
## file-name
## file-content]
## (forgive-eof
## (loop [aliases no-aliases]
## (do @
## [code (read module-name aliases)
## #let [[cursor _] code]
## aliases' (&.with-cursor cursor
## (translate translate-module aliases code))]
## (forgive-eof (recur aliases'))))))))]
## (wrap [module artifacts])))
## (#e.Success [compiler [module artifacts]])
## (do @
## [## _ (&io.prepare-module target-dir module-name)
## ## _ (write-module target-dir file-name module-name module artifacts)
## ]
## (wrap compiler))
## (#e.Error error)
## (io.fail error))
))
(def: (initialize sources target)
(-> (List File) File (Process Lux))
(do io.Monad<Process>
[compiler (case (runtimeT.translate ## (initL.compiler (io.run js.init))
(initL.compiler (io.run hostL.init-host))
)
## (#e.Success [compiler disk-write])
## (do @
## [_ (&io.prepare-target target)
## _ disk-write
## ## _ (cache/io.pre-load sources target (commonT.load-definition compiler))
## ]
## (wrap (|> compiler
## (set@ [#.info #.mode] #.Build))))
(#e.Success [compiler [runtime-bc function-bc]])
(do @
[_ (&io.prepare-target target)
## _ (&io.write target (format hostL.runtime-class ".class") runtime-bc)
## _ (&io.write target (format hostL.function-class ".class") function-bc)
## _ (cache/io.pre-load sources target (commonT.load-definition compiler))
]
(wrap (|> compiler
(set@ [#.info #.mode] #.Build))))
(#e.Error error)
(io.fail error))]
(translate-module sources target prelude compiler)))
(def: #export (translate-program sources target program)
(-> (List File) File Text (Process Top))
(do io.Monad<Process>
[compiler (initialize sources target)
_ (translate-module sources target program compiler)
## _ (cache/io.clean target ...)
#let [_ (log! "Compilation complete!")]]
(wrap [])))
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