diff options
Diffstat (limited to '')
| -rw-r--r-- | stdlib/source/lux/target/lua.lux | 88 |
1 files changed, 75 insertions, 13 deletions
diff --git a/stdlib/source/lux/target/lua.lux b/stdlib/source/lux/target/lua.lux index c1bceb634..ef646cddc 100644 --- a/stdlib/source/lux/target/lua.lux +++ b/stdlib/source/lux/target/lua.lux @@ -1,19 +1,25 @@ (.module: - [lux (#- Location Code int if cond function or and not let) + [lux (#- Location Code int if cond function or and not let ^) [abstract [equivalence (#+ Equivalence)] - [hash (#+ Hash)]] + [hash (#+ Hash)] + ["." enum]] [control - [pipe (#+ case> cond> new>)]] + [pipe (#+ case> cond> new>)] + [parser + ["<.>" code]]] [data ["." text ["%" format (#+ format)]] [collection ["." list ("#\." functor fold)]]] [macro - ["." template]] + [syntax (#+ syntax:)] + ["." template] + ["." code]] [math [number + ["n" nat] ["i" int] ["f" frac]]] [type @@ -69,6 +75,7 @@ [Literal [Computation' Expression' Code]] [Var [Location' Computation' Expression' Code]] [Access [Location' Computation' Expression' Code]] + [Label [Code]] ) (def: #export nil @@ -99,7 +106,7 @@ [(new> "(0.0/0.0)" [])] ## else - [%.frac]) + [%.frac (text.replace_all "+" "")]) :abstraction)) (def: sanitize @@ -123,6 +130,12 @@ (-> Text Literal) (|>> ..sanitize (text.enclose' text.double_quote) :abstraction)) + (def: #export multi + (-> (List Expression) Literal) + (|>> (list\map ..code) + (text.join_with ..input_separator) + :abstraction)) + (def: #export array (-> (List Expression) Literal) (|>> (list\map ..code) @@ -161,8 +174,8 @@ (format (:representation func)) :abstraction)) - (def: #export (do method table args) - (-> Text Expression (List Expression) Computation) + (def: #export (do method args table) + (-> Text (List Expression) Expression Computation) (|> args (list\map ..code) (text.join_with ..input_separator) @@ -187,6 +200,7 @@ ["+" +] ["-" -] ["*" *] + ["^" ^] ["/" /] ["//" //] ["%" %] @@ -206,9 +220,14 @@ (-> Expression Expression) (:abstraction (format "(not " (:representation subject) ")"))) - (def: #export var - (-> Text Var) - (|>> :abstraction)) + (template [<name> <type>] + [(def: #export <name> + (-> Text <type>) + (|>> :abstraction))] + + [var Var] + [label Label] + ) (def: #export statement (-> Expression Statement) @@ -236,9 +255,7 @@ (def: #export (let vars value) (-> (List Var) Expression Statement) - ($_ ..then - (local vars) - (set vars value))) + (:abstraction (format "local " (..locations vars) " = " (:representation value) ..statement_suffix))) (def: #export (local/1 var value) (-> Var Expression Statement) @@ -319,6 +336,14 @@ (|> "break" (text.suffix ..statement_suffix) :abstraction)) + + (def: #export (set_label label) + (-> Label Statement) + (:abstraction (format "::" (:representation label) "::"))) + + (def: #export (go_to label) + (-> Label Statement) + (:abstraction (format "goto " (:representation label)))) ) (def: #export (cond clauses else!) @@ -327,3 +352,40 @@ (..if test then! next!)) else! (list.reverse clauses))) + +(syntax: (arity_inputs {arity <code>.nat}) + (wrap (case arity + 0 (.list) + _ (|> (dec arity) + (enum.range n.enum 0) + (list\map (|>> %.nat code.local_identifier)))))) + +(syntax: (arity_types {arity <code>.nat}) + (wrap (list.repeat arity (` ..Expression)))) + +(template [<arity> <function>+] + [(with_expansions [<apply> (template.identifier ["apply/" <arity>]) + <inputs> (arity_inputs <arity>) + <types> (arity_types <arity>) + <definitions> (template.splice <function>+)] + (def: #export (<apply> function <inputs>) + (-> Expression <types> Computation) + (..apply/* (.list <inputs>) function)) + + (template [<function>] + [(`` (def: #export (~~ (template.identifier [<function> "/" <arity>])) + (<apply> (..var <function>))))] + + <definitions>))] + + [1 + [["error"] + ["print"] + ["require"]]] + + [2 + []] + + [3 + []] + ) |