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authorEduardo Julian2018-03-13 23:28:19 -0400
committerEduardo Julian2018-03-13 23:28:19 -0400
commitb14f95ca68887d9e6cea211b47e04e5ec00c05fa (patch)
tree4fad118bec9800bfae885dcb6311e8755b98918a /new-luxc/source/luxc
parent38bd6f35d81705ab0c04c85601ac5b236b62605a (diff)
- Initial Ruby back-end implementation.
Diffstat (limited to 'new-luxc/source/luxc')
-rw-r--r--new-luxc/source/luxc/lang/host/ruby.lux219
-rw-r--r--new-luxc/source/luxc/lang/translation/lua/eval.jvm.lux2
-rw-r--r--new-luxc/source/luxc/lang/translation/lua/procedure/common.jvm.lux2
-rw-r--r--new-luxc/source/luxc/lang/translation/lua/runtime.jvm.lux11
-rw-r--r--new-luxc/source/luxc/lang/translation/ruby.lux192
-rw-r--r--new-luxc/source/luxc/lang/translation/ruby/case.jvm.lux174
-rw-r--r--new-luxc/source/luxc/lang/translation/ruby/eval.jvm.lux121
-rw-r--r--new-luxc/source/luxc/lang/translation/ruby/expression.jvm.lux82
-rw-r--r--new-luxc/source/luxc/lang/translation/ruby/function.jvm.lux79
-rw-r--r--new-luxc/source/luxc/lang/translation/ruby/loop.jvm.lux35
-rw-r--r--new-luxc/source/luxc/lang/translation/ruby/primitive.jvm.lux42
-rw-r--r--new-luxc/source/luxc/lang/translation/ruby/procedure.jvm.lux28
-rw-r--r--new-luxc/source/luxc/lang/translation/ruby/procedure/common.jvm.lux664
-rw-r--r--new-luxc/source/luxc/lang/translation/ruby/procedure/host.jvm.lux89
-rw-r--r--new-luxc/source/luxc/lang/translation/ruby/reference.jvm.lux36
-rw-r--r--new-luxc/source/luxc/lang/translation/ruby/runtime.jvm.lux385
-rw-r--r--new-luxc/source/luxc/lang/translation/ruby/statement.jvm.lux48
-rw-r--r--new-luxc/source/luxc/lang/translation/ruby/structure.jvm.lux31
18 files changed, 2231 insertions, 9 deletions
diff --git a/new-luxc/source/luxc/lang/host/ruby.lux b/new-luxc/source/luxc/lang/host/ruby.lux
new file mode 100644
index 000000000..3f179105d
--- /dev/null
+++ b/new-luxc/source/luxc/lang/host/ruby.lux
@@ -0,0 +1,219 @@
+(.module:
+ [lux #- not or and]
+ (lux (data [text]
+ text/format
+ (coll [list "list/" Functor<List> Fold<List>]))))
+
+(type: #export Ruby Text)
+
+(type: #export Expression Ruby)
+
+(type: #export Statement Ruby)
+
+(def: #export nil
+ Expression
+ "nil")
+
+(def: #export bool
+ (-> Bool Expression)
+ %b)
+
+(def: #export int
+ (-> Int Expression)
+ %i)
+
+(def: #export float
+ (-> Frac Expression)
+ %f)
+
+(def: #export (string value)
+ (-> Text Expression)
+ (%t value))
+
+(def: #export splat
+ (-> Expression Expression)
+ (|>> (format "*")))
+
+(def: #export (array-range from to array)
+ (-> Expression Expression Expression Expression)
+ (format "(" array "[" from ".." to "])"))
+
+(def: #export (array elements)
+ (-> (List Expression) Expression)
+ (format "([" (text.join-with "," elements) "])"))
+
+(def: #export (dictionary kvs)
+ (-> (List [Expression Expression]) Expression)
+ (format "({"
+ (|> kvs
+ (list/map (.function [[k v]]
+ (format k " => " v)))
+ (text.join-with ", "))
+ "})"))
+
+(def: #export (apply func args)
+ (-> Expression (List Expression) Expression)
+ (format "(" func "(" (text.join-with "," args) ")" ")"))
+
+(def: #export (send method args object)
+ (-> Text (List Expression) Expression Expression)
+ (apply (format object "." method) args))
+
+(def: #export call
+ (-> (List Expression) Expression Expression)
+ (send "call"))
+
+(def: #export (nth idx array)
+ (-> Expression Expression Expression)
+ (format "(" array "[" idx "])"))
+
+(def: #export (set-nth! idx value array)
+ (-> Expression Expression Expression Statement)
+ (format array "[" idx "] = " value ";"))
+
+(def: #export (field name object)
+ (-> Text Expression Expression)
+ (format "(" object "." name ")"))
+
+(def: #export (length array)
+ (-> Expression Expression)
+ (format "(" array ".length)"))
+
+(def: #export (set! vars value)
+ (-> (List Text) Expression Statement)
+ (format (text.join-with ", " vars) " = " value ";"))
+
+(def: #export (global var)
+ (-> Text Expression)
+ (format "$" var))
+
+(def: #export (global! var value)
+ (-> Text Expression Statement)
+ (set! (list (global var)) value))
+
+(def: #export (? test then! else!)
+ (-> Expression Expression Expression Expression)
+ (format "(" test " ? " then! " : " else! ")"))
+
+(def: #export (if! test then! else!)
+ (-> Expression Statement Statement Statement)
+ (format "if " test
+ "\n" then!
+ "\n" "else"
+ "\n" else!
+ "\n" "end;"))
+
+(def: #export (when! test then!)
+ (-> Expression Statement Statement)
+ (format "if " test
+ "\n" then!
+ "\n" "end;"))
+
+(def: #export (cond! clauses else!)
+ (-> (List [Expression Statement]) Statement Statement)
+ (list/fold (.function [[test then!] next!]
+ (if! test then! next!))
+ else!
+ (list.reverse clauses)))
+
+(def: #export (block! statements)
+ (-> (List Statement) Statement)
+ (text.join-with " " statements))
+
+(def: #export (statement expression)
+ (-> Expression Statement)
+ (format expression ";"))
+
+(def: #export (while! test body)
+ (-> Expression Statement Statement)
+ (format "while " test
+ "\n" body
+ "\n" "end;"))
+
+(def: #export (for-in! var array body)
+ (-> Text Expression Statement Statement)
+ (format "for " var " in " array "do" "\n"
+ body "\n"
+ "end;" "\n"))
+
+(def: #export (begin! body rescues)
+ (-> Statement (List [(List Text) Text Statement]) Statement)
+ (format "begin"
+ "\n" body "\n"
+ (|> rescues
+ (list/map (function [[ex-classes ex-value ex-handler]]
+ (format "rescue " (text.join-with ", " ex-classes)
+ (case ex-value
+ "" ""
+ _ (format " => " ex-value))
+ "\n"
+ ex-handler)))
+ (text.join-with "\n"))
+ "\n" "end;"))
+
+(def: #export (raise message)
+ (-> Expression Expression)
+ (format "raise " message ";"))
+
+(def: #export (return! value)
+ (-> Expression Statement)
+ (format "return " value ";"))
+
+(def: #export (function! name args body)
+ (-> Text (List Text) Statement Statement)
+ (format "def " name "(" (text.join-with "," args) ")\n"
+ body
+ "\n" "end;"))
+
+(def: #export (lambda name args body)
+ (-> (Maybe Text) (List Text) Statement Expression)
+ (let [proc (format "lambda {" (format "|" (text.join-with ", " args) "|") " " body "}")]
+ (case name
+ #.None
+ (format "(" proc ")")
+
+ (#.Some name)
+ (format "(" name " = " proc ")"))))
+
+(do-template [<name> <op>]
+ [(def: #export (<name> param subject)
+ (-> Expression Expression Expression)
+ (format "(" subject " " <op> " " param ")"))]
+
+ [= "=="]
+ [< "<"]
+ [<= "<="]
+ [> ">"]
+ [>= ">="]
+ [+ "+"]
+ [- "-"]
+ [* "*"]
+ [/ "/"]
+ [% "%"]
+ [pow "**"]
+ )
+
+(do-template [<name> <op>]
+ [(def: #export (<name> param subject)
+ (-> Expression Expression Expression)
+ (format "(" param " " <op> " " subject ")"))]
+
+ [or "||"]
+ [and "&&"]
+ [bit-or "|"]
+ [bit-and "&"]
+ [bit-xor "^"]
+ )
+
+(do-template [<name> <op>]
+ [(def: #export (<name> param subject)
+ (-> Expression Expression Expression)
+ (format "(" subject " " <op> " " param ")"))]
+
+ [bit-shl "<<"]
+ [bit-shr ">>"]
+ )
+
+(def: #export (not subject)
+ (-> Expression Expression)
+ (format "(!" subject ")"))
diff --git a/new-luxc/source/luxc/lang/translation/lua/eval.jvm.lux b/new-luxc/source/luxc/lang/translation/lua/eval.jvm.lux
index 331ec857d..c42ba0668 100644
--- a/new-luxc/source/luxc/lang/translation/lua/eval.jvm.lux
+++ b/new-luxc/source/luxc/lang/translation/lua/eval.jvm.lux
@@ -8,7 +8,7 @@
(coll [array]))
[host])
(luxc [lang]
- (lang (host [js #+ JS Expression Statement])))
+ (lang (host [lua #+ Lua Expression Statement])))
[//])
(host.import java/lang/Object
diff --git a/new-luxc/source/luxc/lang/translation/lua/procedure/common.jvm.lux b/new-luxc/source/luxc/lang/translation/lua/procedure/common.jvm.lux
index 2b277dec4..77e57a5db 100644
--- a/new-luxc/source/luxc/lang/translation/lua/procedure/common.jvm.lux
+++ b/new-luxc/source/luxc/lang/translation/lua/procedure/common.jvm.lux
@@ -176,7 +176,7 @@
(def: (array//remove [arrayO idxO])
Binary
- (runtimeT.array//remove arrayO idxO))
+ (runtimeT.array//put arrayO idxO runtimeT.unit))
(def: array//size
Unary
diff --git a/new-luxc/source/luxc/lang/translation/lua/runtime.jvm.lux b/new-luxc/source/luxc/lang/translation/lua/runtime.jvm.lux
index b5e2147e0..50b8008dd 100644
--- a/new-luxc/source/luxc/lang/translation/lua/runtime.jvm.lux
+++ b/new-luxc/source/luxc/lang/translation/lua/runtime.jvm.lux
@@ -19,8 +19,8 @@
(def: (flag value)
(-> Bool Lua)
(if value
- (%t "")
- "null"))
+ (lua.string "")
+ lua.nil))
(def: (variant' tag last? value)
(-> Expression Expression Expression Expression)
@@ -111,7 +111,7 @@
(runtime: (lux//program-args program-args)
(lua.block! (list (lua.local! "inputs" (#.Some none))
- (lua.for-step! "idx" (lua.int 1) (lua.length program-args) (lua.int 1)
+ (lua.for-step! "idx" (lua.length program-args) (lua.int 1) (lua.int -1)
(lua.set! "inputs" (some (lua.array (list (lua.nth "idx" program-args)
"inputs")))))
(lua.return! "inputs"))))
@@ -378,17 +378,14 @@
(lua.block! (list (lua.set! (lua.nth idx array) value)
(lua.return! array)))))
-(runtime: (array//remove array idx)
- (array//put array idx unit))
-
(def: runtime//array
Runtime
(format @@array//sub
@@array//concat
@@array//copy
+ @@array//new
@@array//get
@@array//put
- @@array//remove
))
(def: #export atom//field Text "_lux_atom")
diff --git a/new-luxc/source/luxc/lang/translation/ruby.lux b/new-luxc/source/luxc/lang/translation/ruby.lux
new file mode 100644
index 000000000..8f00c0ecd
--- /dev/null
+++ b/new-luxc/source/luxc/lang/translation/ruby.lux
@@ -0,0 +1,192 @@
+(.module:
+ lux
+ (lux (control ["ex" exception #+ exception:]
+ pipe
+ [monad #+ do])
+ (data [bit]
+ [maybe]
+ ["e" error #+ Error]
+ [text "text/" Eq<Text>]
+ text/format
+ (coll [array]))
+ [macro]
+ [io #+ IO Process io]
+ [host #+ class: interface: object]
+ (world [file #+ File]))
+ (luxc [lang]
+ (lang [".L" variable #+ Register]
+ (host [ruby #+ Ruby Expression Statement]))
+ [".C" io]))
+
+(host.import java/lang/Object)
+
+(host.import java/lang/String
+ (getBytes [String] #try (Array byte)))
+
+(host.import java/lang/CharSequence)
+
+(host.import java/lang/Appendable
+ (append [CharSequence] Appendable))
+
+(host.import java/lang/StringBuilder
+ (new [])
+ (toString [] String))
+
+(host.import org/jruby/embed/ScriptingContainer
+ (new [])
+ (runScriptlet [String] #? Object))
+
+(type: #export Anchor [Text Register])
+
+(type: #export Host
+ {#context [Text Nat]
+ #anchor (Maybe Anchor)
+ #interpreter (-> Text (Error Top))
+ #module-buffer (Maybe StringBuilder)
+ #program-buffer StringBuilder})
+
+(def: #export init
+ (IO Host)
+ (io {#context ["" +0]
+ #anchor #.None
+ #interpreter (let [interpreter (ScriptingContainer::new [])]
+ (function [code]
+ ("lux try" (io (: Top (maybe.default [] (ScriptingContainer::runScriptlet [code] interpreter)))))))
+ #module-buffer #.None
+ #program-buffer (StringBuilder::new [])}))
+
+(def: #export ruby-module-name Text "module.rb")
+
+(def: #export init-module-buffer
+ (Meta Unit)
+ (function [compiler]
+ (#e.Success [(update@ #.host
+ (|>> (:! Host)
+ (set@ #module-buffer (#.Some (StringBuilder::new [])))
+ (:! Void))
+ compiler)
+ []])))
+
+(exception: #export No-Active-Module-Buffer)
+(exception: #export Cannot-Execute)
+
+(def: #export (with-sub-context expr)
+ (All [a] (-> (Meta a) (Meta [Text a])))
+ (function [compiler]
+ (let [old (:! Host (get@ #.host compiler))
+ [old-name old-sub] (get@ #context old)
+ new-name (format old-name "___" (%i (nat-to-int old-sub)))]
+ (case (expr (set@ #.host
+ (:! Void (set@ #context [new-name +0] old))
+ compiler))
+ (#e.Success [compiler' output])
+ (#e.Success [(update@ #.host
+ (|>> (:! Host)
+ (set@ #context [old-name (n/inc old-sub)])
+ (:! Void))
+ compiler')
+ [new-name output]])
+
+ (#e.Error error)
+ (#e.Error error)))))
+
+(def: #export context
+ (Meta Text)
+ (function [compiler]
+ (#e.Success [compiler
+ (|> (get@ #.host compiler)
+ (:! Host)
+ (get@ #context)
+ (let> [name sub]
+ name))])))
+
+(def: #export (with-anchor anchor expr)
+ (All [a] (-> Anchor (Meta a) (Meta a)))
+ (function [compiler]
+ (let [old (:! Host (get@ #.host compiler))]
+ (case (expr (set@ #.host
+ (:! Void (set@ #anchor (#.Some anchor) old))
+ compiler))
+ (#e.Success [compiler' output])
+ (#e.Success [(update@ #.host
+ (|>> (:! Host)
+ (set@ #anchor (get@ #anchor old))
+ (:! Void))
+ compiler')
+ output])
+
+ (#e.Error error)
+ (#e.Error error)))))
+
+(exception: #export No-Anchor)
+
+(def: #export anchor
+ (Meta Anchor)
+ (function [compiler]
+ (case (|> compiler (get@ #.host) (:! Host) (get@ #anchor))
+ (#.Some anchor)
+ (#e.Success [compiler anchor])
+
+ #.None
+ ((lang.throw No-Anchor "") compiler))))
+
+(def: #export module-buffer
+ (Meta StringBuilder)
+ (function [compiler]
+ (case (|> compiler (get@ #.host) (:! Host) (get@ #module-buffer))
+ #.None
+ ((lang.fail (No-Active-Module-Buffer "")) compiler)
+
+ (#.Some module-buffer)
+ (#e.Success [compiler module-buffer]))))
+
+(def: #export program-buffer
+ (Meta StringBuilder)
+ (function [compiler]
+ (#e.Success [compiler (|> compiler (get@ #.host) (:! Host) (get@ #program-buffer))])))
+
+(def: (execute code)
+ (-> Expression (Meta Unit))
+ (function [compiler]
+ (let [interpreter (|> compiler (get@ #.host) (:! Host) (get@ #interpreter))]
+ (case (interpreter code)
+ (#e.Error error)
+ ((lang.fail (Cannot-Execute error)) compiler)
+
+ (#e.Success _)
+ (#e.Success [compiler []])))))
+
+(exception: #export Unknown-Member)
+
+(def: #export variant-tag-field "_lux_tag")
+(def: #export variant-flag-field "_lux_flag")
+(def: #export variant-value-field "_lux_value")
+
+(def: #export unit Text "\u0000")
+
+(def: #export (definition-name [module name])
+ (-> Ident Text)
+ (lang.normalize-name (format module "$" name)))
+
+(def: #export (save code)
+ (-> Ruby (Meta Unit))
+ (do macro.Monad<Meta>
+ [module-buffer module-buffer
+ #let [_ (Appendable::append [(:! CharSequence code)]
+ module-buffer)]]
+ (execute code)))
+
+(def: #export (save-module! target)
+ (-> File (Meta (Process Unit)))
+ (do macro.Monad<Meta>
+ [module macro.current-module-name
+ module-buffer module-buffer
+ program-buffer program-buffer
+ #let [module-code (StringBuilder::toString [] module-buffer)
+ _ (Appendable::append [(:! CharSequence (format module-code "\n"))]
+ program-buffer)]]
+ (wrap (ioC.write target
+ (format (lang.normalize-name module) "/" ruby-module-name)
+ (|> module-code
+ (String::getBytes ["UTF-8"])
+ e.assume)))))
diff --git a/new-luxc/source/luxc/lang/translation/ruby/case.jvm.lux b/new-luxc/source/luxc/lang/translation/ruby/case.jvm.lux
new file mode 100644
index 000000000..016038d03
--- /dev/null
+++ b/new-luxc/source/luxc/lang/translation/ruby/case.jvm.lux
@@ -0,0 +1,174 @@
+(.module:
+ lux
+ (lux (control [monad #+ do]
+ ["ex" exception #+ exception:])
+ (data text/format
+ (coll [list "list/" Fold<List>]))
+ [macro #+ "meta/" Monad<Meta>])
+ (luxc [lang]
+ (lang ["ls" synthesis]
+ (host [ruby #+ Ruby Expression Statement])))
+ [//]
+ (// [".T" runtime]
+ [".T" primitive]
+ [".T" reference]))
+
+(def: (expression-block body)
+ (-> Statement Expression)
+ (ruby.call (list)
+ (ruby.lambda #.None (list)
+ body)))
+
+(def: #export (translate-let translate register valueS bodyS)
+ (-> (-> ls.Synthesis (Meta Expression)) Nat ls.Synthesis ls.Synthesis
+ (Meta Expression))
+ (do macro.Monad<Meta>
+ [valueO (translate valueS)
+ bodyO (translate bodyS)]
+ (wrap (expression-block
+ (ruby.block! (list (ruby.set! (list (referenceT.variable register)) valueO)
+ (ruby.return! bodyO)))))))
+
+(def: #export (translate-record-get translate valueS path)
+ (-> (-> ls.Synthesis (Meta Expression)) ls.Synthesis (List [Nat Bool])
+ (Meta Expression))
+ (do macro.Monad<Meta>
+ [valueO (translate valueS)]
+ (wrap (list/fold (function [[idx tail?] source]
+ (let [method (if tail?
+ runtimeT.product//right
+ runtimeT.product//left)]
+ (method source (ruby.int (:! Int idx)))))
+ valueO
+ path))))
+
+(def: #export (translate-if testO thenO elseO)
+ (-> Expression Expression Expression Expression)
+ (expression-block
+ (ruby.if! testO
+ (ruby.return! thenO)
+ (ruby.return! elseO))))
+
+(def: savepoint
+ Expression
+ "pm_cursor_savepoint")
+
+(def: cursor
+ Expression
+ "pm_cursor")
+
+(def: (push-cursor! value)
+ (-> Expression Statement)
+ (ruby.statement (ruby.send "push" (list value) cursor)))
+
+(def: save-cursor!
+ Statement
+ (ruby.statement
+ (ruby.send "push"
+ (list (ruby.array-range (ruby.int 0) (ruby.int -1) cursor))
+ savepoint)))
+
+(def: restore-cursor!
+ Statement
+ (ruby.set! (list cursor) (ruby.send "pop" (list) savepoint)))
+
+(def: cursor-top
+ Expression
+ (ruby.nth (ruby.- (ruby.int 1)
+ (ruby.length cursor))
+ cursor))
+
+(def: pop-cursor!
+ Statement
+ (ruby.statement (ruby.send "pop" (list) cursor)))
+
+(def: pm-error
+ Expression
+ (ruby.string "PM-ERROR"))
+
+(exception: #export Unrecognized-Path)
+
+(def: (translate-pattern-matching' translate path)
+ (-> (-> ls.Synthesis (Meta Expression)) Code (Meta Expression))
+ (case path
+ (^code ("lux case exec" (~ bodyS)))
+ (do macro.Monad<Meta>
+ [bodyO (translate bodyS)]
+ (wrap (ruby.return! bodyO)))
+
+ (^code ("lux case pop"))
+ (meta/wrap pop-cursor!)
+
+ (^code ("lux case bind" (~ [_ (#.Nat register)])))
+ (meta/wrap (ruby.set! (list (referenceT.variable register)) cursor-top))
+
+ (^template [<tag> <format>]
+ [_ (<tag> value)]
+ (meta/wrap (ruby.when! (ruby.not (ruby.= (|> value <format>) cursor-top))
+ (ruby.raise pm-error))))
+ ([#.Nat (<| ruby.int (:! Int))]
+ [#.Int ruby.int]
+ [#.Deg (<| ruby.int (:! Int))]
+ [#.Bool ruby.bool]
+ [#.Frac ruby.float]
+ [#.Text ruby.string])
+
+ (^template [<pm> <getter>]
+ (^code (<pm> (~ [_ (#.Nat idx)])))
+ (meta/wrap (push-cursor! (<getter> cursor-top (ruby.int (:! Int idx))))))
+ (["lux case tuple left" runtimeT.product//left]
+ ["lux case tuple right" runtimeT.product//right])
+
+ (^template [<pm> <flag>]
+ (^code (<pm> (~ [_ (#.Nat idx)])))
+ (meta/wrap (ruby.block! (list (ruby.set! (list "temp") (runtimeT.sum//get cursor-top (ruby.int (:! Int idx)) <flag>))
+ (ruby.if! (ruby.not (ruby.= ruby.nil "temp"))
+ (push-cursor! "temp")
+ (ruby.raise pm-error))))))
+ (["lux case variant left" ruby.nil]
+ ["lux case variant right" (ruby.string "")])
+
+ (^code ("lux case seq" (~ leftP) (~ rightP)))
+ (do macro.Monad<Meta>
+ [leftO (translate-pattern-matching' translate leftP)
+ rightO (translate-pattern-matching' translate rightP)]
+ (wrap (ruby.block! (list leftO rightO))))
+
+ (^code ("lux case alt" (~ leftP) (~ rightP)))
+ (do macro.Monad<Meta>
+ [leftO (translate-pattern-matching' translate leftP)
+ rightO (translate-pattern-matching' translate rightP)]
+ (wrap (ruby.begin! (ruby.block! (list save-cursor!
+ leftO))
+ (list [(list) "alt_error" (ruby.if! (ruby.= pm-error (ruby.field "message" "alt_error"))
+ (ruby.block! (list restore-cursor!
+ rightO))
+ (ruby.raise "alt_error"))]))))
+
+ _
+ (lang.throw Unrecognized-Path (%code path))
+ ))
+
+(def: (translate-pattern-matching translate path)
+ (-> (-> ls.Synthesis (Meta Expression)) Code (Meta Expression))
+ (do macro.Monad<Meta>
+ [pattern-matching (translate-pattern-matching' translate path)]
+ (wrap (ruby.begin! pattern-matching
+ (list [(list) "alt_error"
+ (ruby.if! (ruby.= pm-error (ruby.field "message" "alt_error"))
+ (ruby.raise (ruby.string "Invalid expression for pattern-matching."))
+ (ruby.raise "alt_error"))])))))
+
+(def: (initialize-pattern-matching stack-init)
+ (-> Expression Statement)
+ (ruby.block! (list (ruby.set! (list cursor) (ruby.array (list stack-init)))
+ (ruby.set! (list savepoint) (ruby.array (list))))))
+
+(def: #export (translate-case translate valueS path)
+ (-> (-> ls.Synthesis (Meta Expression)) ls.Synthesis Code (Meta Expression))
+ (do macro.Monad<Meta>
+ [valueO (translate valueS)
+ pattern-matching (translate-pattern-matching translate path)]
+ (wrap (expression-block
+ (ruby.block! (list (initialize-pattern-matching valueO)
+ pattern-matching))))))
diff --git a/new-luxc/source/luxc/lang/translation/ruby/eval.jvm.lux b/new-luxc/source/luxc/lang/translation/ruby/eval.jvm.lux
new file mode 100644
index 000000000..bce63ce9c
--- /dev/null
+++ b/new-luxc/source/luxc/lang/translation/ruby/eval.jvm.lux
@@ -0,0 +1,121 @@
+(.module:
+ lux
+ (lux (control ["ex" exception #+ exception:])
+ (data [bit]
+ [maybe]
+ ["e" error #+ Error]
+ text/format
+ (coll [array]))
+ [host])
+ (luxc [lang]
+ (lang (host [ruby #+ Ruby Expression Statement])))
+ [//])
+
+(host.import java/lang/Object
+ (toString [] String)
+ (getClass [] (Class Object)))
+
+(host.import java/lang/Long
+ (intValue [] Integer))
+
+(host.import org/jruby/RubyArray
+ (getLength [] int)
+ (get [int] #? Object))
+
+(host.import org/jruby/RubyHash
+ (get [Object] #? Object))
+
+(def: (tuple lux-object host-object)
+ (-> (-> Object (Error Top)) RubyArray (Error Top))
+ (let [size (:! Nat (RubyArray::getLength [] host-object))]
+ (loop [idx +0
+ output (:! (Array Top) (array.new size))]
+ (if (n/< size idx)
+ (case (RubyArray::get [(:! Int idx)] host-object)
+ #.None
+ (recur (n/inc idx) output)
+
+ (#.Some value)
+ (case (lux-object value)
+ (#e.Error error)
+ (#e.Error error)
+
+ (#e.Success lux-value)
+ (recur (n/inc idx) (array.write idx lux-value output))))
+ (#e.Success output)))))
+
+(exception: #export Not-A-Variant)
+
+(def: (variant lux-object host-object)
+ (-> (-> Object (Error Top)) RubyHash (Error Top))
+ (case [(RubyHash::get [(:! Object //.variant-tag-field)] host-object)
+ (RubyHash::get [(:! Object //.variant-flag-field)] host-object)
+ (RubyHash::get [(:! Object //.variant-value-field)] host-object)]
+ (^multi [(#.Some tag) ?flag (#.Some value)]
+ [(lux-object value)
+ (#.Some value)])
+ (#e.Success [(Long::intValue [] (:! Long tag))
+ (: Top (case ?flag (#.Some _) "" #.None (host.null)))
+ value])
+
+ _
+ (ex.throw Not-A-Variant "")))
+
+(exception: #export Unknown-Kind-Of-Host-Object)
+(exception: #export Null-Has-No-Lux-Representation)
+
+(def: (lux-object host-object)
+ (-> Object (Error Top))
+ (`` (cond (host.null? host-object)
+ (ex.throw Null-Has-No-Lux-Representation "")
+
+ (or (host.instance? java/lang/Boolean host-object)
+ (host.instance? java/lang/Long host-object)
+ (host.instance? java/lang/Double host-object)
+ (host.instance? java/lang/String host-object))
+ (ex.return host-object)
+
+ (host.instance? org/jruby/RubyArray host-object)
+ (tuple lux-object (:! RubyArray host-object))
+
+ (host.instance? org/jruby/RubyHash host-object)
+ (case (variant lux-object (:! RubyHash host-object))
+ (#e.Success value)
+ (#e.Success value)
+
+ _
+ (let [object-class (:! Text (Object::toString [] (Object::getClass [] (:! Object host-object))))
+ text-representation (:! Text (Object::toString [] (:! Object host-object)))]
+ (ex.throw Unknown-Kind-Of-Host-Object (format object-class " --- " text-representation))))
+
+ ## else
+ (let [object-class (:! Text (Object::toString [] (Object::getClass [] (:! Object host-object))))
+ text-representation (:! Text (Object::toString [] (:! Object host-object)))]
+ (ex.throw Unknown-Kind-Of-Host-Object (format object-class " --- " text-representation)))
+ )))
+
+(exception: #export Cannot-Evaluate)
+
+(def: #export (eval code)
+ (-> Expression (Meta Top))
+ (function [compiler]
+ (let [interpreter (|> compiler (get@ #.host) (:! //.Host) (get@ #//.interpreter))]
+ (case (interpreter code)
+ (#e.Error error)
+ (exec (log! (format "eval #e.Error\n"
+ "<< " code "\n"
+ error))
+ ((lang.throw Cannot-Evaluate error) compiler))
+
+ (#e.Success output)
+ (case (lux-object (:! Object output))
+ (#e.Success parsed-output)
+ (exec ## (log! (format "eval #e.Success\n"
+ ## "<< " code))
+ (#e.Success [compiler parsed-output]))
+
+ (#e.Error error)
+ (exec (log! (format "eval #e.Error\n"
+ "<< " code "\n"
+ error))
+ ((lang.throw Cannot-Evaluate error) compiler)))))))
diff --git a/new-luxc/source/luxc/lang/translation/ruby/expression.jvm.lux b/new-luxc/source/luxc/lang/translation/ruby/expression.jvm.lux
new file mode 100644
index 000000000..d0e42c22d
--- /dev/null
+++ b/new-luxc/source/luxc/lang/translation/ruby/expression.jvm.lux
@@ -0,0 +1,82 @@
+(.module:
+ lux
+ (lux (control [monad #+ do]
+ ["ex" exception #+ exception:]
+ ["p" parser])
+ (data ["e" error]
+ text/format)
+ [macro]
+ (macro ["s" syntax]))
+ (luxc ["&" lang]
+ (lang [".L" variable #+ Variable Register]
+ [".L" extension]
+ ["ls" synthesis]
+ (host [ruby #+ Ruby Expression Statement])))
+ [//]
+ (// [".T" runtime]
+ [".T" primitive]
+ [".T" structure]
+ [".T" function]
+ [".T" reference]
+ [".T" case]
+ [".T" procedure]))
+
+(exception: #export Invalid-Function-Syntax)
+(exception: #export Unrecognized-Synthesis)
+
+(def: #export (translate synthesis)
+ (-> ls.Synthesis (Meta Expression))
+ (case synthesis
+ (^code [])
+ (:: macro.Monad<Meta> wrap runtimeT.unit)
+
+ (^code [(~ singleton)])
+ (translate singleton)
+
+ (^template [<tag> <generator>]
+ [_ (<tag> value)]
+ (<generator> value))
+ ([#.Bool primitiveT.translate-bool]
+ [#.Nat primitiveT.translate-nat]
+ [#.Int primitiveT.translate-int]
+ [#.Deg primitiveT.translate-deg]
+ [#.Frac primitiveT.translate-frac]
+ [#.Text primitiveT.translate-text])
+
+ (^code ((~ [_ (#.Nat tag)]) (~ [_ (#.Bool last?)]) (~ valueS)))
+ (structureT.translate-variant translate tag last? valueS)
+
+ (^code [(~+ members)])
+ (structureT.translate-tuple translate members)
+
+ (^ [_ (#.Form (list [_ (#.Int var)]))])
+ (referenceT.translate-variable var)
+
+ [_ (#.Symbol definition)]
+ (referenceT.translate-definition definition)
+
+ (^code ("lux let" (~ [_ (#.Nat register)]) (~ inputS) (~ exprS)))
+ (caseT.translate-let translate register inputS exprS)
+
+ (^code ("lux case" (~ inputS) (~ pathPS)))
+ (caseT.translate-case translate inputS pathPS)
+
+ (^code ("lux function" (~ [_ (#.Nat arity)]) [(~+ environment)] (~ bodyS)))
+ (case (s.run environment (p.some s.int))
+ (#e.Success environment)
+ (functionT.translate-function translate environment arity bodyS)
+
+ _
+ (&.throw Invalid-Function-Syntax (%code synthesis)))
+
+ (^code ("lux call" (~ functionS) (~+ argsS)))
+ (functionT.translate-apply translate functionS argsS)
+
+ (^code ((~ [_ (#.Text procedure)]) (~+ argsS)))
+ (procedureT.translate-procedure translate procedure argsS)
+ ## (do macro.Monad<Meta>
+ ## [translation (extensionL.find-translation procedure)]
+ ## (translation argsS))
+
+ _
+ (&.throw Unrecognized-Synthesis (%code synthesis))))
diff --git a/new-luxc/source/luxc/lang/translation/ruby/function.jvm.lux b/new-luxc/source/luxc/lang/translation/ruby/function.jvm.lux
new file mode 100644
index 000000000..ba349dedd
--- /dev/null
+++ b/new-luxc/source/luxc/lang/translation/ruby/function.jvm.lux
@@ -0,0 +1,79 @@
+(.module:
+ lux
+ (lux (control [monad #+ do])
+ (data [product]
+ [text]
+ text/format
+ (coll [list "list/" Functor<List>]))
+ [macro])
+ (luxc ["&" lang]
+ (lang ["ls" synthesis]
+ [".L" variable #+ Variable Register]
+ (host [ruby #+ Ruby Expression Statement])))
+ [//]
+ (// [".T" reference]
+ [".T" runtime]))
+
+(def: #export (translate-apply translate functionS argsS+)
+ (-> (-> ls.Synthesis (Meta Expression)) ls.Synthesis (List ls.Synthesis) (Meta Expression))
+ (do macro.Monad<Meta>
+ [functionO (translate functionS)
+ argsO+ (monad.map @ translate argsS+)]
+ (wrap (ruby.call argsO+ functionO))))
+
+(def: (input-declaration registers)
+ (-> (List Register) Statement)
+ (ruby.set! (list.concat (list (list/map (|>> n/inc referenceT.variable) registers)
+ (list "_")))
+ "curried"))
+
+(def: (with-closure inits function-definition)
+ (-> (List Expression) Statement Expression)
+ (case inits
+ #.Nil
+ function-definition
+
+ _
+ (ruby.call inits
+ (ruby.lambda #.None
+ (|> (list.enumerate inits)
+ (list/map (|>> product.left referenceT.closure)))
+ (ruby.return! function-definition)))))
+
+(def: #export (translate-function translate env arity bodyS)
+ (-> (-> ls.Synthesis (Meta Expression))
+ (List Variable) ls.Arity ls.Synthesis
+ (Meta Expression))
+ (do macro.Monad<Meta>
+ [[function-name bodyO] (//.with-sub-context
+ (do @
+ [function-name //.context]
+ (//.with-anchor [function-name +1]
+ (translate bodyS))))
+ closureO+ (monad.map @ referenceT.translate-variable env)
+ #let [args-initsO+ (input-declaration (list.n/range +0 (n/dec arity)))
+ selfO (ruby.set! (list (referenceT.variable +0)) function-name)
+ arityO (|> arity nat-to-int %i)
+ limitO (|> arity n/dec nat-to-int %i)]]
+ (wrap (with-closure closureO+
+ (ruby.lambda (#.Some function-name)
+ (list (ruby.splat "curried"))
+ (ruby.block! (list (ruby.set! (list "num_args") (ruby.length "curried"))
+ (ruby.if! (ruby.= arityO "num_args")
+ (ruby.block! (list selfO
+ args-initsO+
+ (ruby.while! (ruby.bool true)
+ (ruby.return! bodyO))))
+ (ruby.return! (let [recur (function [args] (ruby.call (list args) function-name))]
+ (ruby.? (ruby.> arityO "num_args")
+ (let [slice (function [from to]
+ (ruby.array-range from to "curried"))
+ arity-args (ruby.splat (slice (ruby.int 0) limitO))
+ output-func-args (ruby.splat (slice arityO "num_args"))]
+ (ruby.call (list output-func-args)
+ (recur arity-args)))
+ (ruby.lambda #.None
+ (list (ruby.splat "extra"))
+ (recur (ruby.splat (|> (ruby.array (list))
+ (ruby.send "concat" (list "curried"))
+ (ruby.send "concat" (list "extra")))))))))))))))))
diff --git a/new-luxc/source/luxc/lang/translation/ruby/loop.jvm.lux b/new-luxc/source/luxc/lang/translation/ruby/loop.jvm.lux
new file mode 100644
index 000000000..e4da02c2a
--- /dev/null
+++ b/new-luxc/source/luxc/lang/translation/ruby/loop.jvm.lux
@@ -0,0 +1,35 @@
+(.module:
+ lux
+ (lux (control [monad #+ do])
+ (data [text]
+ text/format
+ (coll [list "list/" Functor<List>]))
+ [macro])
+ (luxc [lang]
+ (lang ["ls" synthesis]
+ (host [ruby #+ Ruby Expression Statement])))
+ [//]
+ (// [".T" reference]))
+
+(def: #export (translate-loop translate offset initsS+ bodyS)
+ (-> (-> ls.Synthesis (Meta Expression)) Nat (List ls.Synthesis) ls.Synthesis
+ (Meta Expression))
+ (do macro.Monad<Meta>
+ [loop-name (:: @ map (|>> %code lang.normalize-name)
+ (macro.gensym "loop"))
+ initsO+ (monad.map @ translate initsS+)
+ bodyO (//.with-anchor [loop-name offset]
+ (translate bodyS))
+ #let [registersO+ (|> (list.n/range +0 (n/dec (list.size initsS+)))
+ (list/map (|>> (n/+ offset) referenceT.variable)))]
+ _ (//.save (ruby.function! loop-name registersO+
+ (ruby.return! bodyO)))]
+ (wrap (ruby.apply loop-name initsO+))))
+
+(def: #export (translate-recur translate argsS+)
+ (-> (-> ls.Synthesis (Meta Expression)) (List ls.Synthesis)
+ (Meta Expression))
+ (do macro.Monad<Meta>
+ [[loop-name offset] //.anchor
+ argsO+ (monad.map @ translate argsS+)]
+ (wrap (ruby.apply loop-name argsO+))))
diff --git a/new-luxc/source/luxc/lang/translation/ruby/primitive.jvm.lux b/new-luxc/source/luxc/lang/translation/ruby/primitive.jvm.lux
new file mode 100644
index 000000000..15e68d8c6
--- /dev/null
+++ b/new-luxc/source/luxc/lang/translation/ruby/primitive.jvm.lux
@@ -0,0 +1,42 @@
+(.module:
+ lux
+ (lux (control pipe)
+ (data [number]
+ text/format)
+ [macro "meta/" Monad<Meta>])
+ (luxc (lang (host [ruby #+ Ruby Expression Statement]))))
+
+(def: #export translate-bool
+ (-> Bool (Meta Expression))
+ (|>> %b meta/wrap))
+
+(def: #export translate-int
+ (-> Int (Meta Expression))
+ (|>> %i meta/wrap))
+
+(def: #export translate-nat
+ (-> Nat (Meta Expression))
+ (|>> (:! Int) %i meta/wrap))
+
+(def: #export translate-deg
+ (-> Deg (Meta Expression))
+ (|>> (:! Int) %i meta/wrap))
+
+(def: #export translate-frac
+ (-> Frac (Meta Expression))
+ (|>> (cond> [(f/= number.positive-infinity)]
+ [(new> "(1/0)")]
+
+ [(f/= number.negative-infinity)]
+ [(new> "(-1/0)")]
+
+ [(f/= number.not-a-number)]
+ [(new> "(0/0)")]
+
+ ## else
+ [%f])
+ meta/wrap))
+
+(def: #export translate-text
+ (-> Text (Meta Expression))
+ (|>> %t meta/wrap))
diff --git a/new-luxc/source/luxc/lang/translation/ruby/procedure.jvm.lux b/new-luxc/source/luxc/lang/translation/ruby/procedure.jvm.lux
new file mode 100644
index 000000000..e7121ac98
--- /dev/null
+++ b/new-luxc/source/luxc/lang/translation/ruby/procedure.jvm.lux
@@ -0,0 +1,28 @@
+(.module:
+ lux
+ (lux (control [monad #+ do]
+ ["ex" exception #+ exception:])
+ (data [maybe]
+ text/format
+ (coll [dict])))
+ (luxc ["&" lang]
+ (lang ["ls" synthesis]
+ (host [ruby #+ Ruby Expression Statement])))
+ [//]
+ (/ ["/." common]
+ ["/." host]))
+
+(exception: #export Unknown-Procedure)
+
+(def: procedures
+ /common.Bundle
+ (|> /common.procedures
+ (dict.merge /host.procedures)))
+
+(def: #export (translate-procedure translate name args)
+ (-> (-> ls.Synthesis (Meta Expression)) Text (List ls.Synthesis)
+ (Meta Expression))
+ (<| (maybe.default (&.throw Unknown-Procedure (%t name)))
+ (do maybe.Monad<Maybe>
+ [proc (dict.get name procedures)]
+ (wrap (proc translate args)))))
diff --git a/new-luxc/source/luxc/lang/translation/ruby/procedure/common.jvm.lux b/new-luxc/source/luxc/lang/translation/ruby/procedure/common.jvm.lux
new file mode 100644
index 000000000..0fc0029eb
--- /dev/null
+++ b/new-luxc/source/luxc/lang/translation/ruby/procedure/common.jvm.lux
@@ -0,0 +1,664 @@
+(.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]
+ (host [ruby #+ Ruby Expression Statement])))
+ [///]
+ (/// [".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))))))
+
+## [Procedures]
+## [[Lux]]
+(def: (lux//is [leftO rightO])
+ Binary
+ (ruby.= leftO rightO))
+
+(def: (lux//if [testO thenO elseO])
+ Trinary
+ (caseT.translate-if testO thenO elseO))
+
+(def: (lux//try riskyO)
+ Unary
+ (runtimeT.lux//try riskyO))
+
+(def: (lux//noop valueO)
+ Unary
+ valueO)
+
+(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))))
+
+(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)
+ ))
+
+## [[Bits]]
+(do-template [<name> <op>]
+ [(def: (<name> [subjectO paramO])
+ Binary
+ (<op> paramO subjectO))]
+
+ [bit//and ruby.bit-and]
+ [bit//or ruby.bit-or]
+ [bit//xor ruby.bit-xor]
+ )
+
+(def: (bit//shift-left [subjectO paramO])
+ Binary
+ (ruby.bit-and "0xFFFFFFFFFFFFFFFF"
+ (ruby.bit-shl paramO subjectO)))
+
+(do-template [<name> <op>]
+ [(def: (<name> [subjectO paramO])
+ Binary
+ (<op> paramO subjectO))]
+
+ [bit//shift-right ruby.bit-shr]
+ [bit//unsigned-shift-right runtimeT.bit//shift-right]
+ )
+
+(def: bit//count
+ Unary
+ runtimeT.bit//count)
+
+(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))
+ )))
+
+## [[Arrays]]
+(def: (array//new sizeO)
+ Unary
+ (ruby.apply "Array.new" (list sizeO)))
+
+(def: (array//get [arrayO idxO])
+ Binary
+ (runtimeT.array//get arrayO idxO))
+
+(def: (array//put [arrayO idxO elemO])
+ Trinary
+ (runtimeT.array//put arrayO idxO elemO))
+
+(def: (array//remove [arrayO idxO])
+ Binary
+ (runtimeT.array//put arrayO idxO ruby.nil))
+
+(def: array//size
+ Unary
+ ruby.length)
+
+(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))
+ )))
+
+## [[Numbers]]
+(host.import java/lang/Double
+ (#static MIN_VALUE Double)
+ (#static MAX_VALUE Double))
+
+(do-template [<name> <const> <encode>]
+ [(def: (<name> _)
+ Nullary
+ (<encode> <const>))]
+
+ [nat//min 0 ruby.int]
+ [nat//max -1 ruby.int]
+
+ [frac//smallest Double::MIN_VALUE ruby.float]
+ [frac//min (f/* -1.0 Double::MAX_VALUE) ruby.float]
+ [frac//max Double::MAX_VALUE ruby.float]
+
+ [deg//min 0 ruby.int]
+ [deg//max -1 ruby.int]
+ )
+
+(do-template [<name> <expression>]
+ [(def: (<name> _)
+ Nullary
+ <expression>)]
+
+ [int//min (|> (ruby.int -2) (ruby.pow (ruby.int 63)))]
+ [int//max (|> (ruby.int 2) (ruby.pow (ruby.int 63)) (ruby.- (ruby.int 1)))]
+ )
+
+(do-template [<name> <expression>]
+ [(def: (<name> _)
+ Nullary
+ <expression>)]
+
+ [frac//not-a-number (ruby./ (ruby.float 0.0) (ruby.float 0.0))]
+ [frac//positive-infinity (ruby./ (ruby.float 0.0) (ruby.float 1.0))]
+ [frac//negative-infinity (ruby./ (ruby.float 0.0) (ruby.float -1.0))]
+ )
+
+(do-template [<name> <op>]
+ [(def: (<name> [subjectO paramO])
+ Binary
+ (ruby.bit-and "0xFFFFFFFFFFFFFFFF"
+ (<op> paramO subjectO)))]
+
+ [int//add ruby.+]
+ [int//sub ruby.-]
+ [int//mul ruby.*]
+ )
+
+(do-template [<name> <op>]
+ [(def: (<name> [subjectO paramO])
+ Binary
+ (<op> paramO subjectO))]
+
+ [int//div ruby./]
+ [int//rem ruby.%]
+
+ [nat//add ruby.+]
+ [nat//sub ruby.-]
+ [nat//mul ruby.*]
+ [nat//div runtimeT.nat///]
+ [nat//rem runtimeT.nat//%]
+
+ [deg//add ruby.+]
+ [deg//sub ruby.-]
+ [deg//mul runtimeT.deg//*]
+ [deg//div runtimeT.deg///]
+ [deg//rem ruby.-]
+ [deg//scale ruby.*]
+ [deg//reciprocal ruby./]
+ )
+
+(do-template [<name> <op>]
+ [(def: (<name> [subjectO paramO])
+ Binary
+ (<op> paramO subjectO))]
+
+ [frac//add ruby.+]
+ [frac//sub ruby.-]
+ [frac//mul ruby.*]
+ [frac//div ruby./]
+ [frac//rem ruby.%]
+ [frac//= ruby.=]
+ [frac//< ruby.<]
+
+ [text//= ruby.=]
+ [text//< ruby.<]
+ )
+
+(do-template [<name> <cmp>]
+ [(def: (<name> [subjectO paramO])
+ Binary
+ (<cmp> paramO subjectO))]
+
+ [nat//= ruby.=]
+ [nat//< runtimeT.nat//<]
+ [int//= ruby.=]
+ [int//< ruby.<]
+ [deg//= ruby.=]
+ [deg//< runtimeT.nat//<])
+
+(do-template [<name>]
+ [(def: (<name> inputO)
+ Unary
+ inputO)]
+
+ [nat//to-int]
+ [int//to-nat]
+ )
+
+(def: frac//encode
+ Unary
+ (ruby.send "to_s" (list)))
+
+(def: (frac//decode inputO)
+ Unary
+ (ruby.call (list)
+ (ruby.lambda #.None (list)
+ (ruby.block! (list (ruby.set! (list "input") inputO)
+ (ruby.set! (list "temp") (ruby.send "to_f" (list) "input"))
+ (ruby.if! (ruby.or (ruby.not (ruby.= (ruby.float 0.0) "temp"))
+ (ruby.or (ruby.= (ruby.string "0") "input")
+ (ruby.= (ruby.string "0.0") "input")))
+ (ruby.return! (runtimeT.some "temp"))
+ (ruby.return! runtimeT.none)))))))
+
+(do-template [<name> <divisor>]
+ [(def: (<name> inputO)
+ Unary
+ (ruby./ <divisor> inputO))]
+
+ [int//to-frac (ruby.float 1.0)]
+ [deg//to-frac (ruby.send "to_f" (list)
+ (ruby.bit-shl (ruby.int 32) (ruby.int 1)))]
+ )
+
+(do-template [<name> <transform>]
+ [(def: <name>
+ Unary
+ <transform>)]
+
+ [frac//to-int (ruby.send "floor" (list))]
+ [frac//to-deg runtimeT.deg//from-frac]
+ )
+
+(def: nat//char
+ Unary
+ (ruby.send "chr" (list)))
+
+(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)))))
+
+## [[Text]]
+(do-template [<name> <op>]
+ [(def: <name>
+ Unary
+ (ruby.send <op> (list)))]
+
+ [text//size "length"]
+ [text//upper "upcase"]
+ [text//lower "downcase"]
+ [text//trim "strip"]
+ [text//hash "hash"]
+ )
+
+(def: (text//concat [subjectO paramO])
+ Binary
+ (|> subjectO (ruby.+ paramO)))
+
+(def: (text//contains? [subjectO paramO])
+ Binary
+ (ruby.send "include?" (list paramO) subjectO))
+
+(def: (text//char [subjectO paramO])
+ Binary
+ (runtimeT.text//char subjectO paramO))
+
+(do-template [<name> <method>]
+ [(def: (<name> [subjectO paramO extraO])
+ Trinary
+ (ruby.send <method> (list paramO extraO) subjectO))]
+
+ [text//replace-all "gsub"]
+ [text//replace-once "sub"]
+ )
+
+(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 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))
+ )))
+
+## [[Math]]
+(do-template [<name> <method>]
+ [(def: <name>
+ Unary
+ (|>> (list) (ruby.apply <method>)))]
+
+ [math//cos "Math.cos"]
+ [math//sin "Math.sin"]
+ [math//tan "Math.tan"]
+ [math//acos "Math.acos"]
+ [math//asin "Math.asin"]
+ [math//atan "Math.atan"]
+ [math//exp "Math.exp"]
+ [math//log "Math.log"]
+ )
+
+(do-template [<name> <method>]
+ [(def: <name>
+ Unary
+ (ruby.send <method> (list)))]
+
+ [math//ceil "ceil"]
+ [math//floor "floor"]
+ )
+
+(def: (math//pow [inputO paramO])
+ Binary
+ (ruby.pow paramO inputO))
+
+(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 "exp" (unary math//exp))
+ (install "log" (unary math//log))
+ (install "ceil" (unary math//ceil))
+ (install "floor" (unary math//floor))
+ (install "pow" (binary math//pow))
+ )))
+
+## [[IO]]
+(def: (io//log messageO)
+ Unary
+ (ruby.or (ruby.apply "puts" (list (ruby.+ (ruby.string "\n") messageO)))
+ runtimeT.unit))
+
+(def: io//error
+ Unary
+ ruby.raise)
+
+(def: io//exit
+ Unary
+ (|>> (list) (ruby.apply "exit")))
+
+(def: (io//current-time [])
+ Nullary
+ (|> "Time"
+ (ruby.send "now" (list))
+ (ruby.send "to_f" (list))
+ (ruby.* (ruby.float 1000.0))
+ (ruby.send "to_i" (list))))
+
+(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)))))
+
+## [[Atoms]]
+(def: atom//new
+ Unary
+ (|>> [(ruby.string runtimeT.atom//field)] (list) ruby.dictionary))
+
+(def: atom//read
+ Unary
+ (ruby.nth (ruby.string runtimeT.atom//field)))
+
+(def: (atom//compare-and-swap [atomO oldO newO])
+ Trinary
+ (runtimeT.atom//compare-and-swap atomO oldO newO))
+
+(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)))))
+
+## [[Box]]
+(def: box//new
+ Unary
+ (|>> (list) ruby.array))
+
+(def: box//read
+ Unary
+ (ruby.nth (ruby.int 0)))
+
+(def: (box//write [valueO boxO])
+ Binary
+ (runtimeT.box//write valueO boxO))
+
+(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)))))
+
+## [[Processes]]
+(def: (process//concurrency-level [])
+ Nullary
+ (ruby.int 1))
+
+(def: process//future
+ Unary
+ runtimeT.process//future)
+
+(def: (process//schedule [milli-secondsO procedureO])
+ Binary
+ (runtimeT.process//schedule milli-secondsO procedureO))
+
+(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))
+ )))
+
+## [Bundles]
+(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)
+ )))
diff --git a/new-luxc/source/luxc/lang/translation/ruby/procedure/host.jvm.lux b/new-luxc/source/luxc/lang/translation/ruby/procedure/host.jvm.lux
new file mode 100644
index 000000000..c1b43da2f
--- /dev/null
+++ b/new-luxc/source/luxc/lang/translation/ruby/procedure/host.jvm.lux
@@ -0,0 +1,89 @@
+(.module:
+ lux
+ (lux (control [monad #+ do])
+ (data [text]
+ text/format
+ (coll [list "list/" Functor<List>]
+ [dict #+ Dict]))
+ [macro "macro/" Monad<Meta>])
+ (luxc ["&" lang]
+ (lang ["la" analysis]
+ ["ls" synthesis]
+ (host [ruby #+ Ruby Expression Statement])))
+ [///]
+ (/// [".T" runtime])
+ (// ["@" common]))
+
+## (do-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))
+ ))
diff --git a/new-luxc/source/luxc/lang/translation/ruby/reference.jvm.lux b/new-luxc/source/luxc/lang/translation/ruby/reference.jvm.lux
new file mode 100644
index 000000000..9612cdb7a
--- /dev/null
+++ b/new-luxc/source/luxc/lang/translation/ruby/reference.jvm.lux
@@ -0,0 +1,36 @@
+(.module:
+ lux
+ (lux [macro]
+ (data [text]
+ text/format))
+ (luxc ["&" lang]
+ (lang [".L" variable #+ Variable Register]
+ (host [ruby #+ Ruby Expression Statement])))
+ [//]
+ (// [".T" runtime]))
+
+(do-template [<register> <translation> <prefix>]
+ [(def: #export (<register> register)
+ (-> Register Expression)
+ (format <prefix> (%i (nat-to-int register))))
+
+ (def: #export (<translation> register)
+ (-> Register (Meta Expression))
+ (:: macro.Monad<Meta> wrap (<register> register)))]
+
+ [closure translate-captured "c"]
+ [variable translate-local "v"])
+
+(def: #export (translate-variable var)
+ (-> Variable (Meta Expression))
+ (if (variableL.captured? var)
+ (translate-captured (variableL.captured-register var))
+ (translate-local (int-to-nat var))))
+
+(def: #export global
+ (-> Ident Expression)
+ //.definition-name)
+
+(def: #export (translate-definition name)
+ (-> Ident (Meta Expression))
+ (:: macro.Monad<Meta> wrap (ruby.global (global name))))
diff --git a/new-luxc/source/luxc/lang/translation/ruby/runtime.jvm.lux b/new-luxc/source/luxc/lang/translation/ruby/runtime.jvm.lux
new file mode 100644
index 000000000..190b9cf6a
--- /dev/null
+++ b/new-luxc/source/luxc/lang/translation/ruby/runtime.jvm.lux
@@ -0,0 +1,385 @@
+(.module:
+ lux
+ (lux (control ["p" parser "p/" Monad<Parser>]
+ [monad #+ do])
+ (data text/format
+ (coll [list "list/" Monad<List>]))
+ [macro]
+ (macro [code]
+ ["s" syntax #+ syntax:])
+ [io #+ Process])
+ [//]
+ (luxc [lang]
+ (lang (host [ruby #+ Ruby Expression Statement]))))
+
+(def: prefix Text "LuxRuntime")
+
+(def: #export unit Expression (%t //.unit))
+
+(def: (flag value)
+ (-> Bool Ruby)
+ (if value
+ (ruby.string "")
+ ruby.nil))
+
+(def: (variant' tag last? value)
+ (-> Expression Expression Expression Expression)
+ (ruby.dictionary (list [(ruby.string //.variant-tag-field) tag]
+ [(ruby.string //.variant-flag-field) last?]
+ [(ruby.string //.variant-value-field) value])))
+
+(def: #export (variant tag last? value)
+ (-> Nat Bool Expression Expression)
+ (variant' (%i (nat-to-int tag)) (flag last?) value))
+
+(def: #export none
+ Expression
+ (variant +0 false unit))
+
+(def: #export some
+ (-> Expression Expression)
+ (variant +1 true))
+
+(def: #export left
+ (-> Expression Expression)
+ (variant +0 false))
+
+(def: #export right
+ (-> Expression Expression)
+ (variant +1 true))
+
+(type: Runtime Ruby)
+
+(def: declaration
+ (s.Syntax [Text (List Text)])
+ (p.either (p.seq s.local-symbol (p/wrap (list)))
+ (s.form (p.seq s.local-symbol (p.some s.local-symbol)))))
+
+(syntax: (runtime: [[name args] declaration]
+ definition)
+ (let [implementation (code.local-symbol (format "@@" name))
+ runtime (code.text (format "__" prefix "__" (lang.normalize-name name)))
+ argsC+ (list/map code.local-symbol args)
+ argsLC+ (list/map (|>> lang.normalize-name code.text) args)
+ declaration (` ((~ (code.local-symbol name))
+ (~+ argsC+)))
+ type (` (-> (~+ (list.repeat (list.size argsC+) (` ruby.Ruby)))
+ ruby.Ruby))]
+ (wrap (list (` (def: #export (~ declaration)
+ (~ type)
+ (ruby.apply (~ runtime) (list (~+ argsC+)))))
+ (` (def: (~ implementation)
+ Ruby
+ (~ (case argsC+
+ #.Nil
+ (` (ruby.set! (list (~ runtime)) (~ definition)))
+
+ _
+ (` (let [(~' @) (~ runtime)
+ (~+ (|> (list.zip2 argsC+ argsLC+)
+ (list/map (function [[left right]] (list left right)))
+ list/join))]
+ (ruby.function! (~ runtime)
+ (list (~+ argsLC+))
+ (~ definition))))))))))))
+
+(runtime: (lux//try op)
+ (ruby.begin! (ruby.block! (list (ruby.set! (list "value") (ruby.call (list unit) op))
+ (ruby.return! (right "value"))))
+ (list [(list) "error"
+ (ruby.return! (left (ruby.field "message" "error")))])))
+
+(runtime: (lux//program-args program-args)
+ (ruby.block! (list (ruby.set! (list "inputs") none)
+ (ruby.for-in! "value" program-args
+ (ruby.set! (list "inputs") (some (ruby.array (list "value" "inputs")))))
+ (ruby.return! "inputs"))))
+
+(def: runtime//lux
+ Runtime
+ (format @@lux//try "\n"
+ @@lux//program-args "\n"))
+
+(runtime: (product//left product index)
+ (ruby.block! (list (ruby.set! (list "index_min_length") (ruby.+ (ruby.int 1) index))
+ (ruby.if! (ruby.> "index_min_length" (ruby.length product))
+ ## No need for recursion
+ (ruby.return! (ruby.nth index product))
+ ## Needs recursion
+ (ruby.return! (product//left (ruby.nth (ruby.- (ruby.int 1)
+ (ruby.length product))
+ product)
+ (ruby.- (ruby.length product)
+ "index_min_length")))))))
+
+(runtime: (product//right product index)
+ (ruby.block! (list (ruby.set! (list "index_min_length") (ruby.+ (ruby.int 1) index))
+ (ruby.cond! (list [(ruby.= "index_min_length" (ruby.length product))
+ ## Last element.
+ (ruby.return! (ruby.nth index product))]
+ [(ruby.< "index_min_length" (ruby.length product))
+ ## Needs recursion
+ (ruby.return! (product//right (ruby.nth (ruby.- (ruby.int 1)
+ (ruby.length product))
+ product)
+ (ruby.- (ruby.length product)
+ "index_min_length")))])
+ ## Must slice
+ (ruby.return! (ruby.array-range index (ruby.length product) product))))))
+
+(runtime: (sum//get sum wantedTag wantsLast)
+ (let [no-match! (ruby.return! ruby.nil)
+ sum-tag (ruby.nth (ruby.string //.variant-tag-field) sum)
+ sum-flag (ruby.nth (ruby.string //.variant-flag-field) sum)
+ sum-value (ruby.nth (ruby.string //.variant-value-field) sum)
+ is-last? (ruby.= (ruby.string "") sum-flag)
+ test-recursion! (ruby.if! is-last?
+ ## Must recurse.
+ (ruby.return! (sum//get sum-value (ruby.- sum-tag wantedTag) wantsLast))
+ no-match!)]
+ (ruby.cond! (list [(ruby.= sum-tag wantedTag)
+ (ruby.if! (ruby.= wantsLast sum-flag)
+ (ruby.return! sum-value)
+ test-recursion!)]
+
+ [(ruby.> sum-tag wantedTag)
+ test-recursion!]
+
+ [(ruby.and (ruby.< sum-tag wantedTag)
+ (ruby.= (ruby.string "") wantsLast))
+ (ruby.return! (variant' (ruby.- wantedTag sum-tag) sum-flag sum-value))])
+
+ no-match!)))
+
+(def: runtime//adt
+ Runtime
+ (format @@product//left "\n"
+ @@product//right "\n"
+ @@sum//get "\n"))
+
+(runtime: (bit//count subject)
+ (ruby.block! (list (ruby.set! (list "count") (ruby.int 0))
+ (ruby.while! (ruby.> (ruby.int 0) subject)
+ (ruby.block! (list (ruby.set! (list "count") (ruby.+ (ruby.% (ruby.int 2) subject)
+ "count"))
+ (ruby.set! (list subject) (ruby./ (ruby.int 2) subject)))))
+ (ruby.return! "count"))))
+
+(runtime: (bit//shift-right param subject)
+ (let [mask (|> (ruby.int 1)
+ (ruby.bit-shl (ruby.- param (ruby.int 64)))
+ (ruby.- (ruby.int 1)))]
+ (ruby.return! (|> subject
+ (ruby.bit-shr param)
+ (ruby.bit-and mask)))))
+
+(def: runtime//bit
+ Runtime
+ (format @@bit//count
+ @@bit//shift-right))
+
+(def: high (-> Expression Expression) (bit//shift-right (ruby.int 32)))
+(def: low (-> Expression Expression) (ruby.bit-and "0xFFFFFFFF"))
+
+(runtime: (nat//< param subject)
+ (ruby.block! (list (ruby.set! (list "ph") (high param))
+ (ruby.set! (list "sh") (high subject))
+ (ruby.return! (ruby.or (ruby.< "ph" "sh")
+ (ruby.and (ruby.= "ph" "sh")
+ (ruby.< (low param) (low subject))))))))
+
+(runtime: (nat/// param subject)
+ (ruby.if! (ruby.< (ruby.int 0) param)
+ (ruby.if! (nat//< param subject)
+ (ruby.return! (ruby.int 0))
+ (ruby.return! (ruby.int 1)))
+ (ruby.block! (list (ruby.set! (list "quotient") (|> subject
+ (ruby.bit-shr (ruby.int 1))
+ (ruby./ param)
+ (ruby.bit-shl (ruby.int 1))))
+ (ruby.set! (list "remainder") (ruby.- (ruby.* param "quotient")
+ subject))
+ (ruby.if! (ruby.not (nat//< param "remainder"))
+ (ruby.return! (ruby.+ (ruby.int 1) "quotient"))
+ (ruby.return! "quotient"))))))
+
+(runtime: (nat//% param subject)
+ (let [flat (|> subject
+ (nat/// param)
+ (ruby.* param))]
+ (ruby.return! (ruby.- flat subject))))
+
+(def: runtime//nat
+ Runtime
+ (format @@nat//<
+ @@nat///
+ @@nat//%))
+
+(runtime: (deg//* param subject)
+ (ruby.block! (list (ruby.set! (list "sL") (low subject))
+ (ruby.set! (list "sH") (high subject))
+ (ruby.set! (list "pL") (low param))
+ (ruby.set! (list "pH") (high param))
+ (ruby.set! (list "bottom") (bit//shift-right (ruby.int 32)
+ (ruby.* "pL" "sL")))
+ (ruby.set! (list "middle") (ruby.+ (ruby.* "pL" "sH")
+ (ruby.* "pH" "sL")))
+ (ruby.set! (list "top") (ruby.* "pH" "sH"))
+ (ruby.return! (|> "bottom"
+ (ruby.+ "middle")
+ high
+ (ruby.+ "top"))))))
+
+(runtime: (deg//leading-zeroes input)
+ (ruby.block! (list (ruby.set! (list "zeroes") (ruby.int 64))
+ (ruby.while! (ruby.not (ruby.= (ruby.int 0) input))
+ (ruby.block! (list (ruby.set! (list "zeroes") (ruby.- (ruby.int 1) "zeroes"))
+ (ruby.set! (list input) (bit//shift-right (ruby.int 1) input)))))
+ (ruby.return! "zeroes"))))
+
+(runtime: (deg/// param subject)
+ (ruby.if! (ruby.= param subject)
+ (ruby.return! (ruby.int -1))
+ (ruby.block! (list (ruby.set! (list "min_shift")
+ (ruby.send "min" (list)
+ (ruby.array (list (deg//leading-zeroes param)
+ (deg//leading-zeroes subject)))))
+ (ruby.return! (|> (ruby.bit-shl "min_shift" subject)
+ (ruby./ (|> param (ruby.bit-shl "min_shift") low))
+ (ruby.bit-shl (ruby.int 32))))))))
+
+(runtime: (deg//from-frac input)
+ (let [->int (ruby.send "floor" (list))]
+ (ruby.block! (list (ruby.set! (list "two32") (ruby.pow (ruby.float 32.0) (ruby.float 2.0)))
+ (ruby.set! (list "shifted") (|> input
+ (ruby.% (ruby.float 1.0))
+ (ruby.* "two32")))
+ (ruby.set! (list "low") (|> "shifted"
+ (ruby.% (ruby.float 1.0))
+ (ruby.* "two32")
+ ->int))
+ (ruby.set! (list "high") (|> "shifted" ->int))
+ (ruby.return! (ruby.+ (ruby.bit-shl (ruby.int 32) "high")
+ "low"))))))
+
+(def: runtime//deg
+ Runtime
+ (format @@deg//*
+ @@deg//leading-zeroes
+ @@deg///
+ @@deg//from-frac))
+
+(runtime: (text//index subject param start)
+ (ruby.block! (list (ruby.set! (list "idx") (ruby.send "index" (list param start) subject))
+ (ruby.if! (ruby.= ruby.nil "idx")
+ (ruby.return! none)
+ (ruby.return! (some "idx"))))))
+
+(runtime: (text//clip text from to)
+ (ruby.if! ($_ ruby.and
+ (ruby.>= (ruby.int 0) from)
+ (ruby.< (ruby.send "length" (list) text) from)
+ (ruby.>= (ruby.int 0) to)
+ (ruby.< (ruby.send "length" (list) text) to)
+ (ruby.<= to from))
+ (ruby.return! (some (ruby.array-range from to text)))
+ (ruby.return! none)))
+
+(runtime: (text//char text idx)
+ (ruby.if! (ruby.and (ruby.>= (ruby.int 0) idx)
+ (ruby.< (ruby.send "length" (list) text) idx))
+ (ruby.return! (some (ruby.send "ord" (list)
+ (ruby.array-range idx idx text))))
+ (ruby.return! none)))
+
+(def: runtime//text
+ Runtime
+ (format @@text//index
+ @@text//clip
+ @@text//char))
+
+(def: (check-index-out-of-bounds array idx body!)
+ (-> Expression Expression Statement Statement)
+ (ruby.if! (ruby.<= (ruby.length array)
+ idx)
+ body!
+ (ruby.raise (ruby.string "Array index out of bounds!"))))
+
+(runtime: (array//get array idx)
+ (<| (check-index-out-of-bounds array idx)
+ (ruby.block! (list (ruby.set! (list "temp") (ruby.nth idx array))
+ (ruby.if! (ruby.= ruby.nil "temp")
+ (ruby.return! none)
+ (ruby.return! (some "temp")))))))
+
+(runtime: (array//put array idx value)
+ (<| (check-index-out-of-bounds array idx)
+ (ruby.block! (list (ruby.set-nth! idx value array)
+ (ruby.return! array)))))
+
+(def: runtime//array
+ Runtime
+ (format @@array//get
+ @@array//put))
+
+(def: #export atom//field Text "_lux_atom")
+
+(runtime: (atom//compare-and-swap atom old new)
+ (let [atom//field (ruby.string atom//field)]
+ (ruby.if! (ruby.= old (ruby.nth atom//field atom))
+ (ruby.block! (list (ruby.set-nth! atom//field new atom)
+ (ruby.return! (ruby.bool true))))
+ (ruby.return! (ruby.bool false)))))
+
+(def: runtime//atom
+ Runtime
+ (format @@atom//compare-and-swap "\n"))
+
+(runtime: (box//write value box)
+ (ruby.block! (list (ruby.set-nth! (ruby.int 0) value box)
+ (ruby.return! ..unit))))
+
+(def: runtime//box
+ Runtime
+ (format @@box//write))
+
+(runtime: (process//future procedure)
+ (ruby.and (format "(Thread.new {"
+ (ruby.statement (ruby.call (list ..unit) procedure))
+ "})")
+ ..unit))
+
+(runtime: (process//schedule milli-seconds procedure)
+ (ruby.and (format "(Thread.new {"
+ (ruby.statement (ruby.apply "sleep" (list (ruby./ (ruby.float 1_000.0) milli-seconds))))
+ (ruby.statement (ruby.call (list ..unit) procedure))
+ "})")
+ ..unit))
+
+(def: runtime//process
+ Runtime
+ (format @@process//future
+ @@process//schedule))
+
+(def: runtime
+ Runtime
+ (format runtime//lux "\n"
+ runtime//adt "\n"
+ runtime//bit "\n"
+ runtime//nat "\n"
+ runtime//deg "\n"
+ runtime//text "\n"
+ runtime//array "\n"
+ runtime//atom "\n"
+ runtime//box "\n"
+ runtime//process "\n"
+ ))
+
+(def: #export artifact Text (format prefix ".rb"))
+
+(def: #export translate
+ (Meta (Process Unit))
+ (do macro.Monad<Meta>
+ [_ //.init-module-buffer
+ _ (//.save runtime)]
+ (//.save-module! artifact)))
diff --git a/new-luxc/source/luxc/lang/translation/ruby/statement.jvm.lux b/new-luxc/source/luxc/lang/translation/ruby/statement.jvm.lux
new file mode 100644
index 000000000..5f2cdef06
--- /dev/null
+++ b/new-luxc/source/luxc/lang/translation/ruby/statement.jvm.lux
@@ -0,0 +1,48 @@
+(.module:
+ lux
+ (lux (control [monad #+ do])
+ [macro]
+ (data text/format))
+ (luxc (lang [".L" module]
+ (host [ruby #+ Ruby Expression Statement])))
+ [//]
+ (// [".T" runtime]
+ [".T" reference]
+ [".T" eval]))
+
+(def: #export (translate-def name expressionT expressionO metaV)
+ (-> Text Type Expression Code (Meta Unit))
+ (do macro.Monad<Meta>
+ [current-module macro.current-module-name
+ #let [def-ident [current-module name]]]
+ (case (macro.get-symbol-ann (ident-for #.alias) metaV)
+ (#.Some real-def)
+ (do @
+ [[realT realA realV] (macro.find-def real-def)
+ _ (moduleL.define def-ident [realT metaV realV])]
+ (wrap []))
+
+ _
+ (do @
+ [#let [def-name (referenceT.global def-ident)]
+ _ (//.save (ruby.global! def-name expressionO))
+ expressionV (evalT.eval (ruby.global def-name))
+ _ (moduleL.define def-ident [expressionT metaV expressionV])
+ _ (if (macro.type? metaV)
+ (case (macro.declared-tags metaV)
+ #.Nil
+ (wrap [])
+
+ tags
+ (moduleL.declare-tags tags (macro.export? metaV) (:! Type expressionV)))
+ (wrap []))
+ #let [_ (log! (format "DEF " (%ident def-ident)))]]
+ (wrap []))
+ )))
+
+(def: #export (translate-program programO)
+ (-> Expression (Meta Statement))
+ (macro.fail "translate-program NOT IMPLEMENTED YET")
+ ## (hostT.save (format "var " (referenceT.variable +0) " = " runtimeT.lux//program-args "();"
+ ## "(" programO ")(null);"))
+ )
diff --git a/new-luxc/source/luxc/lang/translation/ruby/structure.jvm.lux b/new-luxc/source/luxc/lang/translation/ruby/structure.jvm.lux
new file mode 100644
index 000000000..5bf7c9e8b
--- /dev/null
+++ b/new-luxc/source/luxc/lang/translation/ruby/structure.jvm.lux
@@ -0,0 +1,31 @@
+(.module:
+ lux
+ (lux (control [monad #+ do])
+ (data [text]
+ text/format)
+ [macro])
+ (luxc ["&" lang]
+ (lang [synthesis #+ Synthesis]
+ (host [ruby #+ Ruby Expression Statement])))
+ [//]
+ (// [".T" runtime]))
+
+(def: #export (translate-tuple translate elemsS+)
+ (-> (-> Synthesis (Meta Expression)) (List Synthesis) (Meta Expression))
+ (case elemsS+
+ #.Nil
+ (:: macro.Monad<Meta> wrap runtimeT.unit)
+
+ (#.Cons singletonS #.Nil)
+ (translate singletonS)
+
+ _
+ (do macro.Monad<Meta>
+ [elemsT+ (monad.map @ translate elemsS+)]
+ (wrap (ruby.array elemsT+)))))
+
+(def: #export (translate-variant translate tag tail? valueS)
+ (-> (-> Synthesis (Meta Expression)) Nat Bool Synthesis (Meta Expression))
+ (do macro.Monad<Meta>
+ [valueT (translate valueS)]
+ (wrap (runtimeT.variant tag tail? valueT))))