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|
(.module:
lux
(lux (control [monad #+ do]
["ex" exception #+ exception:]
["p" parser])
(data ["e" error]
[text]
text/format
(coll [list "list/" Functor<List>]
[dict #+ Dict]))
[macro #+ with-gensyms]
(macro [code]
["s" syntax #+ syntax:])
[host])
(luxc ["&" lang]
(lang ["la" analysis]
["ls" synthesis]))
[///]
(/// [".T" runtime]
[".T" case]
[".T" function]
[".T" loop]))
## [Types]
(type: #export Translator
(-> ls.Synthesis (Meta ///.Expression)))
(type: #export Proc
(-> Translator (List ls.Synthesis) (Meta ///.Expression)))
(type: #export Bundle
(Dict Text Proc))
(syntax: (Vector [size s.nat] elemT)
(wrap (list (` [(~+ (list.repeat size elemT))]))))
(type: #export Nullary (-> (Vector +0 ///.Expression) ///.Expression))
(type: #export Unary (-> (Vector +1 ///.Expression) ///.Expression))
(type: #export Binary (-> (Vector +2 ///.Expression) ///.Expression))
(type: #export Trinary (-> (Vector +3 ///.Expression) ///.Expression))
(type: #export Variadic (-> (List ///.Expression) ///.Expression))
## [Utils]
(def: #export (install name unnamed)
(-> Text (-> Text Proc)
(-> Bundle Bundle))
(dict.put name (unnamed name)))
(def: #export (prefix prefix bundle)
(-> Text Bundle Bundle)
(|> bundle
dict.entries
(list/map (function [[key val]] [(format prefix " " key) val]))
(dict.from-list text.Hash<Text>)))
(def: (wrong-arity proc expected actual)
(-> Text Nat Nat Text)
(format "Wrong number of arguments for " (%t proc) "\n"
"Expected: " (|> expected nat-to-int %i) "\n"
" Actual: " (|> actual nat-to-int %i)))
(syntax: (arity: [name s.local-symbol] [arity s.nat])
(with-gensyms [g!proc g!name g!translate g!inputs]
(do @
[g!input+ (monad.seq @ (list.repeat arity (macro.gensym "input")))]
(wrap (list (` (def: #export ((~ (code.local-symbol name)) (~ g!proc))
(-> (-> (..Vector (~ (code.nat arity)) ///.Expression) ///.Expression)
(-> Text ..Proc))
(function [(~ g!name)]
(function [(~ g!translate) (~ g!inputs)]
(case (~ g!inputs)
(^ (list (~+ g!input+)))
(do macro.Monad<Meta>
[(~+ (|> g!input+
(list/map (function [g!input]
(list g!input (` ((~ g!translate) (~ g!input))))))
list.concat))]
((~' wrap) ((~ g!proc) [(~+ g!input+)])))
(~' _)
(macro.fail (wrong-arity (~ g!name) +1 (list.size (~ g!inputs))))))))))))))
(arity: nullary +0)
(arity: unary +1)
(arity: binary +2)
(arity: trinary +3)
(def: #export (variadic proc)
(-> Variadic (-> Text Proc))
(function [proc-name]
(function [translate inputsS]
(do macro.Monad<Meta>
[inputsI (monad.map @ translate inputsS)]
(wrap (proc inputsI))))))
(def: (self-contained content)
(-> ///.Expression ///.Expression)
(format "(" content ")"))
(def: (void action)
(-> ///.Expression ///.Expression)
(format "(" action "," runtimeT.unit ")"))
## [Procedures]
## [[Lux]]
(def: (lux//is [leftJS rightJS])
Binary
(self-contained (format leftJS " === " rightJS)))
(def: (lux//if [testJS thenJS elseJS])
Trinary
(caseT.translate-if testJS thenJS elseJS))
(def: (lux//try riskyJS)
Unary
(format runtimeT.lux//try "(" riskyJS ")"))
(def: (lux//noop valueJS)
Unary
valueJS)
(exception: #export Wrong-Syntax)
(def: #export (wrong-syntax procedure args)
(-> Text (List ls.Synthesis) Text)
(format "Procedure: " procedure "\n"
"Arguments: " (%code (code.tuple args))))
(def: lux//loop
(-> Text Proc)
(function [proc-name]
(function [translate inputsS]
(case (s.run inputsS ($_ p.seq s.nat (s.tuple (p.many s.any)) s.any))
(#e.Success [offset initsS+ bodyS])
(loopT.translate-loop translate offset initsS+ bodyS)
(#e.Error error)
(&.throw Wrong-Syntax (wrong-syntax proc-name inputsS)))
)))
(def: lux//recur
(-> Text Proc)
(function [proc-name]
(function [translate inputsS]
(loopT.translate-recur translate inputsS))))
## [[Bits]]
(do-template [<name> <op>]
[(def: (<name> [subjectJS paramJS])
Binary
(format <op> "(" subjectJS "," paramJS ")"))]
[bit//and runtimeT.bit//and]
[bit//or runtimeT.bit//or]
[bit//xor runtimeT.bit//xor]
)
(do-template [<name> <op>]
[(def: (<name> [subjectJS paramJS])
Binary
(let [simple-param (format runtimeT.int//to-number "(" paramJS ")")]
(format <op> "(" subjectJS "," simple-param ")")))]
[bit//shift-left runtimeT.bit//shift-left]
[bit//shift-right runtimeT.bit//signed-shift-right]
[bit//unsigned-shift-right runtimeT.bit//shift-right]
)
(def: (bit//count subjectJS)
Unary
(format runtimeT.bit//count "(" subjectJS ")"))
## [[Arrays]]
(def: (array//new sizeJS)
Unary
(self-contained (format "new Array(" runtimeT.int//to-number "(" sizeJS ")" ")")))
(def: (array//get [arrayJS idxJS])
Binary
(format runtimeT.array//get "(" arrayJS "," idxJS ")"))
(def: (array//put [arrayJS idxJS elemJS])
Trinary
(format runtimeT.array//put "(" arrayJS "," idxJS "," elemJS ")"))
(def: (array//remove [arrayJS idxJS])
Binary
(format runtimeT.array//remove "(" arrayJS "," idxJS ")"))
(def: (array//size arrayJS)
Unary
(format arrayJS ".length"))
## [[Numbers]]
(host.import java/lang/Long
(#static MIN_VALUE Long)
(#static MAX_VALUE Long))
(host.import java/lang/Double
(#static MIN_VALUE Double)
(#static MAX_VALUE Double)
(#static NaN Double)
(#static POSITIVE_INFINITY Double)
(#static NEGATIVE_INFINITY Double))
(do-template [<name> <const> <encode>]
[(def: (<name> _)
Nullary
(<encode> <const>))]
[nat//min 0 runtimeT.int]
[nat//max -1 runtimeT.int]
[int//min Long::MIN_VALUE runtimeT.int]
[int//max Long::MAX_VALUE runtimeT.int]
[frac//smallest Double::MIN_VALUE runtimeT.frac]
[frac//min (f/* -1.0 Double::MAX_VALUE) runtimeT.frac]
[frac//max Double::MAX_VALUE runtimeT.frac]
[frac//not-a-number Double::NaN runtimeT.frac]
[frac//positive-infinity Double::POSITIVE_INFINITY runtimeT.frac]
[frac//negative-infinity Double::NEGATIVE_INFINITY runtimeT.frac]
[deg//min 0 runtimeT.int]
[deg//max -1 runtimeT.int]
)
(do-template [<name> <op>]
[(def: (<name> [subjectJS paramJS])
Binary
(format <op> "(" subjectJS "," paramJS ")"))]
[int//add runtimeT.int//+]
[int//sub runtimeT.int//-]
[int//mul runtimeT.int//*]
[int//div runtimeT.int///]
[int//rem runtimeT.int//%]
[nat//add runtimeT.int//+]
[nat//sub runtimeT.int//-]
[nat//mul runtimeT.int//*]
[nat//div runtimeT.nat///]
[nat//rem runtimeT.nat//%]
[deg//add runtimeT.int//+]
[deg//sub runtimeT.int//-]
[deg//mul runtimeT.deg//*]
[deg//div runtimeT.deg///]
[deg//rem runtimeT.int//-]
[deg//scale runtimeT.int//*]
[deg//reciprocal runtimeT.int///]
)
(do-template [<name> <op>]
[(def: (<name> [subjectJS paramJS])
Binary
(self-contained (format subjectJS " " <op> " " paramJS)))]
[frac//add "+"]
[frac//sub "-"]
[frac//mul "*"]
[frac//div "/"]
[frac//rem "%"]
[frac//= "==="]
[frac//< "<"]
[text//= "==="]
[text//< "<"]
)
(do-template [<name> <cmp>]
[(def: (<name> [subjectJS paramJS])
Binary
(format <cmp> "(" subjectJS "," paramJS ")"))]
[nat//= runtimeT.int//=]
[nat//< runtimeT.nat//<]
[int//= runtimeT.int//=]
[int//< runtimeT.int//<]
[deg//= runtimeT.int//=]
[deg//< runtimeT.nat//<]
)
(do-template [<name>]
[(def: (<name> inputJS)
Unary
inputJS)]
[nat//to-int]
[int//to-nat]
)
(def: (frac//encode inputJS)
Unary
(format (self-contained inputJS) ".toString()"))
(def: (frac//decode inputJS)
Unary
(let [decoding (format "parseFloat(" inputJS ")")
thunk (self-contained (format "function () { return " decoding "; }"))]
(lux//try thunk)))
(do-template [<name> <transform>]
[(def: (<name> inputJS)
Unary
(format <transform> "(" inputJS ")"))]
[int//to-frac runtimeT.int//to-number]
[frac//to-int runtimeT.int//from-number]
[frac//to-deg runtimeT.deg//from-frac]
[deg//to-frac runtimeT.deg//to-frac]
[text//hash runtimeT.text//hash]
)
(def: (nat//char inputJS)
Unary
(format "String.fromCharCode" "(" (int//to-frac inputJS) ")"))
## [[Text]]
(do-template [<name> <op>]
[(def: (<name> inputJS)
Unary
(format inputJS <op>))]
[text//size ".length"]
[text//trim ".trim()"]
[text//upper ".toUpperCase()"]
[text//lower ".toLowerCase()"]
)
(do-template [<name> <method>]
[(def: (<name> [subjectJS paramJS])
Binary
(format subjectJS "." <method> "(" paramJS ")"))]
[text//concat "concat"]
[text//contains? "includes"]
)
(def: (text//char [subjectJS paramJS])
Binary
(format runtimeT.text//char "(" subjectJS "," paramJS ")"))
(do-template [<name> <runtime>]
[(def: (<name> [subjectJS paramJS extraJS])
Trinary
(format <runtime> "(" subjectJS "," paramJS "," extraJS ")"))]
[text//clip runtimeT.text//clip]
[text//replace-all runtimeT.text//replace-all]
)
(def: (text//replace-once [subjectJS paramJS extraJS])
Trinary
(format subjectJS ".replace(" paramJS "," extraJS ")"))
(do-template [<name> <method>]
[(def: (<name> [textJS partJS startJS])
Trinary
(format <method> "(" textJS "," partJS "," startJS ")"))]
[text//index runtimeT.text//index]
[text//last-index runtimeT.text//last-index]
)
## [[Math]]
(do-template [<name> <method>]
[(def: (<name> inputJS)
Unary
(format "Math." <method> "(" inputJS ")"))]
[math//cos "cos"]
[math//sin "sin"]
[math//tan "tan"]
[math//acos "acos"]
[math//asin "asin"]
[math//atan "atan"]
[math//cosh "cosh"]
[math//sinh "sinh"]
[math//tanh "tanh"]
[math//exp "exp"]
[math//log "log"]
[math//root2 "sqrt"]
[math//root3 "cbrt"]
[math//ceil "ceil"]
[math//floor "floor"]
[math//round "round"]
)
(do-template [<name> <method>]
[(def: (<name> [inputJS paramJS])
Binary
(format "Math." <method> "(" inputJS "," paramJS ")"))]
[math//atan2 "atan2"]
[math//pow "pow"]
)
## [[IO]]
(def: (io//log messageJS)
Unary
(void (format runtimeT.io//log "(" messageJS ")")))
(def: (io//error messageJS)
Unary
(format runtimeT.io//error "(" messageJS ")"))
(def: (io//exit codeJS)
Unary
(format "("
(format "(!((typeof process) === \"undefined\") && process.exit && process.exit(" (int//to-frac codeJS) "))")
" || "
"window.close()"
" || "
"location.reload()"
")"))
(def: (io//current-time [])
Nullary
(frac//to-int "(new Date()).getTime()"))
## [[Atoms]]
(def: (atom//new initJS)
Unary
(format "{" runtimeT.atom-field ":" initJS "}"))
(def: (atom//read atomJS)
Unary
(format (self-contained atomJS) "." runtimeT.atom-field))
(def: (atom//compare-and-swap [atomJS oldJS newJS])
Trinary
(format runtimeT.atom//compare-and-swap "(" atomJS "," oldJS "," newJS ")"))
## [[Box]]
(def: (box//new initJS)
Unary
(format "[" initJS "]"))
(def: (box//read boxJS)
Unary
(format "(" boxJS ")[0]"))
(def: (box//write [valueJS boxJS])
Binary
(void (format (box//read boxJS) " = " valueJS)))
## [[Processes]]
(def: (process//concurrency-level [])
Nullary
(frac//to-int "1"))
(def: (process//future procedureJS)
Unary
(format "setTimeout("
"function() {" procedureJS "(null)" "}"
",0)"))
(def: (process//schedule [milli-secondsJS procedureJS])
Binary
(format "setTimeout("
"function() {" procedureJS "(null)" "}"
"," (int//to-frac milli-secondsJS) ")"))
## [Bundles]
(def: lux-procs
Bundle
(|> (dict.new text.Hash<Text>)
(install "noop" (unary lux//noop))
(install "is" (binary lux//is))
(install "try" (unary lux//try))
(install "if" (trinary lux//if))
(install "loop" lux//loop)
(install "recur" lux//recur)
))
(def: bit-procs
Bundle
(<| (prefix "bit")
(|> (dict.new text.Hash<Text>)
(install "count" (unary bit//count))
(install "and" (binary bit//and))
(install "or" (binary bit//or))
(install "xor" (binary bit//xor))
(install "shift-left" (binary bit//shift-left))
(install "unsigned-shift-right" (binary bit//unsigned-shift-right))
(install "shift-right" (binary bit//shift-right))
)))
(def: nat-procs
Bundle
(<| (prefix "nat")
(|> (dict.new text.Hash<Text>)
(install "+" (binary nat//add))
(install "-" (binary nat//sub))
(install "*" (binary nat//mul))
(install "/" (binary nat//div))
(install "%" (binary nat//rem))
(install "=" (binary nat//=))
(install "<" (binary nat//<))
(install "min" (nullary nat//min))
(install "max" (nullary nat//max))
(install "to-int" (unary nat//to-int))
(install "char" (unary nat//char)))))
(def: int-procs
Bundle
(<| (prefix "int")
(|> (dict.new text.Hash<Text>)
(install "+" (binary int//add))
(install "-" (binary int//sub))
(install "*" (binary int//mul))
(install "/" (binary int//div))
(install "%" (binary int//rem))
(install "=" (binary int//=))
(install "<" (binary int//<))
(install "min" (nullary int//min))
(install "max" (nullary int//max))
(install "to-nat" (unary int//to-nat))
(install "to-frac" (unary int//to-frac)))))
(def: deg-procs
Bundle
(<| (prefix "deg")
(|> (dict.new text.Hash<Text>)
(install "+" (binary deg//add))
(install "-" (binary deg//sub))
(install "*" (binary deg//mul))
(install "/" (binary deg//div))
(install "%" (binary deg//rem))
(install "=" (binary deg//=))
(install "<" (binary deg//<))
(install "scale" (binary deg//scale))
(install "reciprocal" (binary deg//reciprocal))
(install "min" (nullary deg//min))
(install "max" (nullary deg//max))
(install "to-frac" (unary deg//to-frac)))))
(def: frac-procs
Bundle
(<| (prefix "frac")
(|> (dict.new text.Hash<Text>)
(install "+" (binary frac//add))
(install "-" (binary frac//sub))
(install "*" (binary frac//mul))
(install "/" (binary frac//div))
(install "%" (binary frac//rem))
(install "=" (binary frac//=))
(install "<" (binary frac//<))
(install "smallest" (nullary frac//smallest))
(install "min" (nullary frac//min))
(install "max" (nullary frac//max))
(install "not-a-number" (nullary frac//not-a-number))
(install "positive-infinity" (nullary frac//positive-infinity))
(install "negative-infinity" (nullary frac//negative-infinity))
(install "to-deg" (unary frac//to-deg))
(install "to-int" (unary frac//to-int))
(install "encode" (unary frac//encode))
(install "decode" (unary frac//decode)))))
(def: text-procs
Bundle
(<| (prefix "text")
(|> (dict.new text.Hash<Text>)
(install "=" (binary text//=))
(install "<" (binary text//<))
(install "concat" (binary text//concat))
(install "index" (trinary text//index))
(install "size" (unary text//size))
(install "hash" (unary text//hash))
(install "replace-once" (trinary text//replace-once))
(install "replace-all" (trinary text//replace-all))
(install "char" (binary text//char))
(install "clip" (trinary text//clip))
(install "upper" (unary text//upper))
(install "lower" (unary text//lower))
)))
(def: array-procs
Bundle
(<| (prefix "array")
(|> (dict.new text.Hash<Text>)
(install "new" (unary array//new))
(install "get" (binary array//get))
(install "put" (trinary array//put))
(install "remove" (binary array//remove))
(install "size" (unary array//size))
)))
(def: math-procs
Bundle
(<| (prefix "math")
(|> (dict.new text.Hash<Text>)
(install "cos" (unary math//cos))
(install "sin" (unary math//sin))
(install "tan" (unary math//tan))
(install "acos" (unary math//acos))
(install "asin" (unary math//asin))
(install "atan" (unary math//atan))
(install "cosh" (unary math//cosh))
(install "sinh" (unary math//sinh))
(install "tanh" (unary math//tanh))
(install "exp" (unary math//exp))
(install "log" (unary math//log))
(install "root2" (unary math//root2))
(install "root3" (unary math//root3))
(install "ceil" (unary math//ceil))
(install "floor" (unary math//floor))
(install "round" (unary math//round))
(install "atan2" (binary math//atan2))
(install "pow" (binary math//pow))
)))
(def: io-procs
Bundle
(<| (prefix "io")
(|> (dict.new text.Hash<Text>)
(install "log" (unary io//log))
(install "error" (unary io//error))
(install "exit" (unary io//exit))
(install "current-time" (nullary io//current-time)))))
(def: atom-procs
Bundle
(<| (prefix "atom")
(|> (dict.new text.Hash<Text>)
(install "new" (unary atom//new))
(install "read" (unary atom//read))
(install "compare-and-swap" (trinary atom//compare-and-swap)))))
(def: box-procs
Bundle
(<| (prefix "box")
(|> (dict.new text.Hash<Text>)
(install "new" (unary box//new))
(install "read" (unary box//read))
(install "write" (binary box//write)))))
(def: process-procs
Bundle
(<| (prefix "process")
(|> (dict.new text.Hash<Text>)
(install "concurrency-level" (nullary process//concurrency-level))
(install "future" (unary process//future))
(install "schedule" (binary process//schedule))
)))
(def: #export procedures
Bundle
(<| (prefix "lux")
(|> lux-procs
(dict.merge bit-procs)
(dict.merge nat-procs)
(dict.merge int-procs)
(dict.merge deg-procs)
(dict.merge frac-procs)
(dict.merge text-procs)
(dict.merge array-procs)
(dict.merge math-procs)
(dict.merge io-procs)
(dict.merge atom-procs)
(dict.merge box-procs)
(dict.merge process-procs)
)))
|