2 files changed, 428 insertions, 0 deletions
diff --git a/lux-r/source/luxc/lang/translation/r/procedure/common.jvm.lux b/lux-r/source/luxc/lang/translation/r/procedure/common.jvm.lux
new file mode 100644
index 000000000..85ccd90dc
--- /dev/null
+++ b/lux-r/source/luxc/lang/translation/r/procedure/common.jvm.lux
@@ -0,0 +1,339 @@
+(.module:
+  lux
+  (lux (control [monad #+ do]
+                ["ex" exception #+ exception:]
+                ["p" parser])
+       (data ["e" error]
+             [text]
+             text/format
+             [number]
+             (coll [list "list/" Functor<List>]
+                   (dictionary ["dict" unordered #+ Dict])))
+       [macro #+ with-gensyms]
+       (macro [code]
+              ["s" syntax #+ syntax:])
+       [host])
+  (luxc ["&" lang]
+        (lang ["la" analysis]
+              ["ls" synthesis]
+              (host [r #+ Expression])))
+  [///]
+  (/// [".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 .int %i) "\n"
+          "  Actual: " (|> actual .int %i)))
+
+(syntax: (arity: {name s.local-identifier} {arity s.nat})
+  (with-gensyms [g!_ g!proc g!name g!translate g!inputs]
+    (do {@ macro.monad}
+      [g!input+ (monad.seq @ (list.repeat arity (macro.gensym "input")))]
+      (wrap (list (` (def: #export ((~ (code.local-identifier name)) (~ g!proc))
+                       (-> (-> (..Vector (~ (code.nat arity)) Expression) Expression)
+                           (-> Text ..Proc))
+                       (function ((~ g!_) (~ g!name))
+                         (function ((~ g!_) (~ 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))))))
+
+## [Procedures]
+## [[Lux]]
+(def: (lux//is [leftO rightO])
+  Binary
+  (r.apply (list leftO rightO)
+           (r.global "identical")))
+
+(def: (lux//if [testO thenO elseO])
+  Trinary
+  (caseT.translate-if testO thenO elseO))
+
+(def: (lux//try riskyO)
+  Unary
+  (runtimeT.lux//try riskyO))
+
+(exception: #export (Wrong-Syntax {message Text})
+  message)
+
+(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))))
+
+(def: lux-procs
+  Bundle
+  (|> (dict.new text.Hash<Text>)
+      (install "is" (binary lux//is))
+      (install "try" (unary lux//try))
+      (install "if" (trinary lux//if))
+      (install "loop" lux//loop)
+      (install "recur" lux//recur)
+      ))
+
+## [[Bits]]
+(template [<name> <op>]
+  [(def: (<name> [subjectO paramO])
+     Binary
+     (<op> paramO subjectO))]
+  
+  [bit//and runtimeT.bit//and]
+  [bit//or  runtimeT.bit//or]
+  [bit//xor runtimeT.bit//xor]
+  )
+
+(template [<name> <op>]
+  [(def: (<name> [subjectO paramO])
+     Binary
+     (<op> (runtimeT.int64-low paramO) subjectO))]
+
+  [bit//left-shift          runtimeT.bit//left-shift]
+  [bit//arithmetic-right-shift  runtimeT.bit//arithmetic-right-shift]
+  [bit//logical-right-shift runtimeT.bit//logical-right-shift]
+  )
+
+(def: bit-procs
+  Bundle
+  (<| (prefix "bit")
+      (|> (dict.new text.Hash<Text>)
+          (install "and" (binary bit//and))
+          (install "or" (binary bit//or))
+          (install "xor" (binary bit//xor))
+          (install "left-shift" (binary bit//left-shift))
+          (install "logical-right-shift" (binary bit//logical-right-shift))
+          (install "arithmetic-right-shift" (binary bit//arithmetic-right-shift))
+          )))
+
+## [[Numbers]]
+(host.import: java/lang/Double
+  (#static MIN_VALUE Double)
+  (#static MAX_VALUE Double))
+
+(template [<name> <const> <encode>]
+  [(def: (<name> _)
+     Nullary
+     (<encode> <const>))]
+
+  [frac//smallest Double::MIN_VALUE            r.float]
+  [frac//min      (f/* -1.0 Double::MAX_VALUE) r.float]
+  [frac//max      Double::MAX_VALUE            r.float]
+  )
+
+(template [<name> <op>]
+  [(def: (<name> [subjectO paramO])
+     Binary
+     (|> subjectO (<op> paramO)))]
+
+  [int//add        runtimeT.int//+]
+  [int//sub        runtimeT.int//-]
+  [int//mul        runtimeT.int//*]
+  [int//div        runtimeT.int///]
+  [int//rem        runtimeT.int//%]
+  )
+
+(template [<name> <op>]
+  [(def: (<name> [subjectO paramO])
+     Binary
+     (<op> paramO subjectO))]
+
+  [frac//add r.+]
+  [frac//sub r.-]
+  [frac//mul r.*]
+  [frac//div r./]
+  [frac//rem r.%%]
+  [frac//=   r.=]
+  [frac//<   r.<]
+
+  [text//=   r.=]
+  [text//<   r.<]
+  )
+
+(template [<name> <cmp>]
+  [(def: (<name> [subjectO paramO])
+     Binary
+     (<cmp> paramO subjectO))]
+
+  [int//= runtimeT.int//=]
+  [int//< runtimeT.int//<]
+  )
+
+(def: (apply1 func)
+  (-> Expression (-> Expression Expression))
+  (function (_ value)
+    (r.apply (list value) func)))
+
+(def: int//char (|>> runtimeT.int64-low (apply1 (r.global "intToUtf8"))))
+
+(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 "to-frac" (unary runtimeT.int//to-float))
+          (install "char" (unary int//char)))))
+
+(def: (frac//encode value)
+  (-> Expression Expression)
+  (r.apply (list (r.string "%f") value) (r.global "sprintf")))
+
+(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 "to-int" (unary (apply1 (r.global "as.integer"))))
+          (install "encode" (unary frac//encode))
+          (install "decode" (unary runtimeT.frac//decode)))))
+
+## [[Text]]
+(def: (text//concat [subjectO paramO])
+  Binary
+  (r.apply (list subjectO paramO) (r.global "paste0")))
+
+(def: (text//char [subjectO paramO])
+  Binary
+  (runtimeT.text//char subjectO paramO))
+
+(def: (text//clip [subjectO paramO extraO])
+  Trinary
+  (runtimeT.text//clip subjectO paramO extraO))
+
+(def: (text//index [textO partO startO])
+  Trinary
+  (runtimeT.text//index textO partO startO))
+
+(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 (|>> (apply1 (r.global "nchar")) runtimeT.int//from-float)))
+          (install "char" (binary text//char))
+          (install "clip" (trinary text//clip))
+          )))
+
+## [[IO]]
+(def: (io//exit input)
+  Unary
+  (r.apply-kw (list)
+              (list ["status" (runtimeT.int//to-float input)])
+              (r.global "quit")))
+
+(def: (void code)
+  (-> Expression Expression)
+  (r.block (r.then code runtimeT.unit)))
+
+(def: io-procs
+  Bundle
+  (<| (prefix "io")
+      (|> (dict.new text.Hash<Text>)
+          (install "log" (unary (|>> r.print ..void)))
+          (install "error" (unary r.stop))
+          (install "exit" (unary io//exit))
+          (install "current-time" (nullary (function (_ _)
+                                             (runtimeT.io//current-time! runtimeT.unit)))))))
+
+## [Bundles]
+(def: #export procedures
+  Bundle
+  (<| (prefix "lux")
+      (|> lux-procs
+          (dict.merge bit-procs)
+          (dict.merge int-procs)
+          (dict.merge frac-procs)
+          (dict.merge text-procs)
+          (dict.merge io-procs)
+          )))
diff --git a/lux-r/source/luxc/lang/translation/r/procedure/host.jvm.lux b/lux-r/source/luxc/lang/translation/r/procedure/host.jvm.lux
new file mode 100644
index 000000000..3bd33955f
--- /dev/null
+++ b/lux-r/source/luxc/lang/translation/r/procedure/host.jvm.lux
@@ -0,0 +1,89 @@
+(.module:
+  lux
+  (lux (control [monad #+ do])
+       (data [text]
+             text/format
+             (coll [list "list/" Functor<List>]
+                   (dictionary ["dict" unordered #+ Dict])))
+       [macro "macro/" Monad<Meta>])
+  (luxc ["&" lang]
+        (lang ["la" analysis]
+              ["ls" synthesis]
+              (host [ruby #+ Ruby Expression Statement])))
+  [///]
+  (/// [".T" runtime])
+  (// ["@" common]))
+
+## (template [<name> <lua>]
+##   [(def: (<name> _) @.Nullary <lua>)]
+
+##   [lua//nil      "nil"]
+##   [lua//table    "{}"]
+##   )
+
+## (def: (lua//global proc translate inputs)
+##   (-> Text @.Proc)
+##   (case inputs
+##     (^ (list [_ (#.Text name)]))
+##     (do macro.Monad<Meta>
+##       []
+##       (wrap name))
+
+##     _
+##     (&.throw @.Wrong-Syntax (@.wrong-syntax proc inputs))))
+
+## (def: (lua//call proc translate inputs)
+##   (-> Text @.Proc)
+##   (case inputs
+##     (^ (list& functionS argsS+))
+##     (do {@ macro.Monad<Meta>}
+##       [functionO (translate functionS)
+##        argsO+ (monad.map @ translate argsS+)]
+##       (wrap (lua.apply functionO argsO+)))
+
+##     _
+##     (&.throw @.Wrong-Syntax (@.wrong-syntax proc inputs))))
+
+## (def: lua-procs
+##   @.Bundle
+##   (|> (dict.new text.Hash<Text>)
+##       (@.install "nil" (@.nullary lua//nil))
+##       (@.install "table" (@.nullary lua//table))
+##       (@.install "global" lua//global)
+##       (@.install "call" lua//call)))
+
+## (def: (table//call proc translate inputs)
+##   (-> Text @.Proc)
+##   (case inputs
+##     (^ (list& tableS [_ (#.Text field)] argsS+))
+##     (do {@ macro.Monad<Meta>}
+##       [tableO (translate tableS)
+##        argsO+ (monad.map @ translate argsS+)]
+##       (wrap (lua.method field tableO argsO+)))
+
+##     _
+##     (&.throw @.Wrong-Syntax (@.wrong-syntax proc inputs))))
+
+## (def: (table//get [fieldO tableO])
+##   @.Binary
+##   (runtimeT.lua//get tableO fieldO))
+
+## (def: (table//set [fieldO valueO tableO])
+##   @.Trinary
+##   (runtimeT.lua//set tableO fieldO valueO))
+
+## (def: table-procs
+##   @.Bundle
+##   (<| (@.prefix "table")
+##       (|> (dict.new text.Hash<Text>)
+##           (@.install "call" table//call)
+##           (@.install "get" (@.binary table//get))
+##           (@.install "set" (@.trinary table//set)))))
+
+(def: #export procedures
+  @.Bundle
+  (<| (@.prefix "lua")
+      (dict.new text.Hash<Text>)
+      ## (|> lua-procs
+      ##     (dict.merge table-procs))
+      ))