diff options
Diffstat (limited to '')
| -rw-r--r-- | new-luxc/source/luxc/repl.lux | 203 | ||||
| -rw-r--r-- | stdlib/source/lux/lang/compiler/default/repl/type.lux | 197 |
2 files changed, 201 insertions, 199 deletions
diff --git a/new-luxc/source/luxc/repl.lux b/new-luxc/source/luxc/repl.lux index 2fb62a3b4..9df2d181d 100644 --- a/new-luxc/source/luxc/repl.lux +++ b/new-luxc/source/luxc/repl.lux @@ -1,27 +1,14 @@ (.module: lux (lux (control [monad #+ do] - ["ex" exception #+ exception:] - ["p" parser] - pipe) + ["ex" exception #+ exception:]) (data [maybe] ["e" error #+ Error] - [text "text/" Eq<Text>] + [text "text/" Equivalence<Text>] text/format - (format [xml #+ XML] - [json #+ JSON]) - (coll [array] - [list "list/" Functor<List>] - (dictionary ["dict" unordered]))) - (time [instant #+ Instant] - [duration #+ Duration] - [date #+ Date]) - [function #+ const] + (coll (dictionary ["dict" unordered]))) [macro] - (macro [code] - [poly #+ Poly]) (lang [syntax #+ Aliases] - [type] (type [check]) [".L" init] [".L" module] @@ -91,186 +78,6 @@ (-> Text Source Source) [where offset (format input "\n" line)]) -(type: Representation (-> Any Text)) - -(def: (represent-together representations values) - (-> (List Representation) (List Any) (List Text)) - (|> (list.zip2 representations values) - (list/map (function (_ [representation value]) (representation value))))) - -(def: primitive-representation - (Poly Representation) - (`` ($_ p.either - (do p.Monad<Parser> - [_ (poly.this Any)] - (wrap (const "[]"))) - - (~~ (do-template [<type> <formatter>] - [(do p.Monad<Parser> - [_ (poly.like <type>)] - (wrap (|>> (:coerce <type>) <formatter>)))] - - [Bool %b] - [Nat %n] - [Int %i] - [Rev %r] - [Frac %f] - [Text %t]))))) - -(def: (special-representation representation) - (-> (Poly Representation) (Poly Representation)) - (`` ($_ p.either - (~~ (do-template [<type> <formatter>] - [(do p.Monad<Parser> - [_ (poly.like <type>)] - (wrap (|>> (:coerce <type>) <formatter>)))] - - [Type %type] - [Code %code] - [Instant %instant] - [Duration %duration] - [Date %date] - [JSON %json] - [XML %xml] - )) - - (do p.Monad<Parser> - [[_ elemT] (poly.apply (p.seq (poly.this List) poly.any)) - elemR (poly.local (list elemT) representation)] - (wrap (|>> (:coerce (List Any)) (%list elemR)))) - - (do p.Monad<Parser> - [[_ elemT] (poly.apply (p.seq (poly.this Maybe) poly.any)) - elemR (poly.local (list elemT) representation)] - (wrap (|>> (:coerce (Maybe Any)) - (case> #.None - "#.None" - - (#.Some elemV) - (format "(#.Some " (elemR elemV) ")")))))))) - -(def: (record-representation tags representation) - (-> (List Ident) (Poly Representation) (Poly Representation)) - (do p.Monad<Parser> - [membersR+ (poly.tuple (p.many representation)) - _ (p.assert "Number of tags does not match record type size." - (n/= (list.size tags) (list.size membersR+)))] - (wrap (function (_ recordV) - (let [record-body (loop [pairs-left (list.zip2 tags membersR+) - recordV recordV] - (case pairs-left - #.Nil - "" - - (#.Cons [tag repr] #.Nil) - (format (%code (code.tag tag)) " " (repr recordV)) - - (#.Cons [tag repr] tail) - (let [[leftV rightV] (:coerce [Any Any] recordV)] - (format (%code (code.tag tag)) " " (repr leftV) " " - (recur tail rightV)))))] - (format "{" record-body "}")))))) - -(def: (variant-representation tags representation) - (-> (List Ident) (Poly Representation) (Poly Representation)) - (do p.Monad<Parser> - [casesR+ (poly.variant (p.many representation)) - #let [num-tags (list.size tags)] - _ (p.assert "Number of tags does not match variant type size." - (n/= num-tags (list.size casesR+)))] - (wrap (function (_ variantV) - (loop [cases-left (list.zip3 tags - (list.n/range +0 (dec num-tags)) - casesR+) - variantV variantV] - (case cases-left - #.Nil - "" - - (#.Cons [tag-name tag-idx repr] #.Nil) - (let [[_tag _last? _value] (:coerce [Nat Text Any] variantV)] - (if (n/= tag-idx _tag) - (format "(" (%code (code.tag tag-name)) " " (repr _value) ")") - (undefined))) - - (#.Cons [tag-name tag-idx repr] tail) - (let [[_tag _last? _value] (:coerce [Nat Text Any] variantV)] - (if (n/= tag-idx _tag) - (format "(" (%code (code.tag tag-name)) " " (repr _value) ")") - (recur tail variantV))))))))) - -(def: (tagged-representation compiler representation) - (-> Lux (Poly Representation) (Poly Representation)) - (do p.Monad<Parser> - [[name anonymous] poly.named] - (case (macro.run compiler (macro.tags-of name)) - (#e.Success ?tags) - (case ?tags - (#.Some tags) - (poly.local (list anonymous) - (p.either (record-representation tags representation) - (variant-representation tags representation))) - - #.None - representation) - - (#e.Error error) - (p.fail error)))) - -(def: (tuple-representation representation) - (-> (Poly Representation) (Poly Representation)) - (do p.Monad<Parser> - [membersR+ (poly.tuple (p.many representation))] - (wrap (function (_ tupleV) - (let [tuple-body (loop [representations membersR+ - tupleV tupleV] - (case representations - #.Nil - "" - - (#.Cons lastR #.Nil) - (lastR tupleV) - - (#.Cons headR tailR) - (let [[leftV rightV] (:coerce [Any Any] tupleV)] - (format (headR leftV) " " (recur tailR rightV)))))] - (format "[" tuple-body "]")))))) - -(def: (representation compiler) - (-> Lux (Poly Representation)) - (p.rec - (function (_ representation) - ($_ p.either - primitive-representation - (special-representation representation) - (tagged-representation compiler representation) - (tuple-representation representation) - - (do p.Monad<Parser> - [[funcT inputsT+] (poly.apply (p.seq poly.any (p.many poly.any)))] - (case (type.apply inputsT+ funcT) - (#.Some outputT) - (poly.local (list outputT) representation) - - #.None - (p.fail ""))) - - (do p.Monad<Parser> - [[name anonymous] poly.named] - (poly.local (list anonymous) representation)) - - (p.fail "") - )))) - -(def: (represent compiler type value) - (-> Lux Type Any Text) - (case (poly.run type (representation compiler)) - (#e.Success representation) - (representation value) - - (#e.Error error) - ". . . cannot represent value . . .")) - (def: (repl-translate source-dirs target-dir code) (-> (List File) File Code (Meta [Type Any])) (function (_ compiler) @@ -318,9 +125,7 @@ (wrap [source' exprT exprV]))))) (#e.Success [compiler' [source' exprT exprV]]) (do @ - [_ (console.write (format " Type: " (type.to-text exprT) "\n" - "Value: " (represent compiler' exprT exprV) "\n\n") - console)] + [_ (console.write (represent compiler' exprT exprV) console)] (recur compiler' source' false)) (#e.Error error) diff --git a/stdlib/source/lux/lang/compiler/default/repl/type.lux b/stdlib/source/lux/lang/compiler/default/repl/type.lux new file mode 100644 index 000000000..2fc2c74b6 --- /dev/null +++ b/stdlib/source/lux/lang/compiler/default/repl/type.lux @@ -0,0 +1,197 @@ +(.module: + lux + (lux (control [monad #+ do] + ["ex" exception #+ exception:] + ["p" parser] + pipe) + (data [error #+ Error] + text/format + (format [xml #+ XML] + [json #+ JSON]) + (coll [list])) + (time [instant #+ Instant] + [duration #+ Duration] + [date #+ Date]) + [function] + [macro] + (macro [code] + [poly #+ Poly]) + (lang [type]))) + +(exception: #export (cannot-represent-value {type Type}) + (ex.report ["Type" (%type type)])) + +(type: Representation (-> Any Text)) + +(def: primitive-representation + (Poly Representation) + (`` ($_ p.either + (do p.Monad<Parser> + [_ (poly.this Any)] + (wrap (function.constant "[]"))) + + (~~ (do-template [<type> <formatter>] + [(do p.Monad<Parser> + [_ (poly.like <type>)] + (wrap (|>> (:coerce <type>) <formatter>)))] + + [Bool %b] + [Nat %n] + [Int %i] + [Rev %r] + [Frac %f] + [Text %t]))))) + +(def: (special-representation representation) + (-> (Poly Representation) (Poly Representation)) + (`` ($_ p.either + (~~ (do-template [<type> <formatter>] + [(do p.Monad<Parser> + [_ (poly.like <type>)] + (wrap (|>> (:coerce <type>) <formatter>)))] + + [Type %type] + [Code %code] + [Instant %instant] + [Duration %duration] + [Date %date] + [JSON %json] + [XML %xml])) + + (do p.Monad<Parser> + [[_ elemT] (poly.apply (p.seq (poly.this List) poly.any)) + elemR (poly.local (list elemT) representation)] + (wrap (|>> (:coerce (List Any)) (%list elemR)))) + + (do p.Monad<Parser> + [[_ elemT] (poly.apply (p.seq (poly.this Maybe) poly.any)) + elemR (poly.local (list elemT) representation)] + (wrap (|>> (:coerce (Maybe Any)) + (case> #.None + "#.None" + + (#.Some elemV) + (format "(#.Some " (elemR elemV) ")")))))))) + +(def: (record-representation tags representation) + (-> (List Ident) (Poly Representation) (Poly Representation)) + (do p.Monad<Parser> + [membersR+ (poly.tuple (p.many representation)) + _ (p.assert "Number of tags does not match record type size." + (n/= (list.size tags) (list.size membersR+)))] + (wrap (function (_ recordV) + (let [record-body (loop [pairs-left (list.zip2 tags membersR+) + recordV recordV] + (case pairs-left + #.Nil + "" + + (#.Cons [tag repr] #.Nil) + (format (%code (code.tag tag)) " " (repr recordV)) + + (#.Cons [tag repr] tail) + (let [[leftV rightV] (:coerce [Any Any] recordV)] + (format (%code (code.tag tag)) " " (repr leftV) " " + (recur tail rightV)))))] + (format "{" record-body "}")))))) + +(def: (variant-representation tags representation) + (-> (List Ident) (Poly Representation) (Poly Representation)) + (do p.Monad<Parser> + [casesR+ (poly.variant (p.many representation)) + #let [num-tags (list.size tags)] + _ (p.assert "Number of tags does not match variant type size." + (n/= num-tags (list.size casesR+)))] + (wrap (function (_ variantV) + (loop [cases-left (list.zip3 tags + (list.n/range +0 (dec num-tags)) + casesR+) + variantV variantV] + (case cases-left + #.Nil + "" + + (#.Cons [tag-name tag-idx repr] #.Nil) + (let [[_tag _last? _value] (:coerce [Nat Text Any] variantV)] + (if (n/= tag-idx _tag) + (format "(" (%code (code.tag tag-name)) " " (repr _value) ")") + (undefined))) + + (#.Cons [tag-name tag-idx repr] tail) + (let [[_tag _last? _value] (:coerce [Nat Text Any] variantV)] + (if (n/= tag-idx _tag) + (format "(" (%code (code.tag tag-name)) " " (repr _value) ")") + (recur tail variantV))))))))) + +(def: (tagged-representation compiler representation) + (-> Lux (Poly Representation) (Poly Representation)) + (do p.Monad<Parser> + [[name anonymous] poly.named] + (case (macro.run compiler (macro.tags-of name)) + (#error.Success ?tags) + (case ?tags + (#.Some tags) + (poly.local (list anonymous) + (p.either (record-representation tags representation) + (variant-representation tags representation))) + + #.None + representation) + + (#error.Error error) + (p.fail error)))) + +(def: (tuple-representation representation) + (-> (Poly Representation) (Poly Representation)) + (do p.Monad<Parser> + [membersR+ (poly.tuple (p.many representation))] + (wrap (function (_ tupleV) + (let [tuple-body (loop [representations membersR+ + tupleV tupleV] + (case representations + #.Nil + "" + + (#.Cons lastR #.Nil) + (lastR tupleV) + + (#.Cons headR tailR) + (let [[leftV rightV] (:coerce [Any Any] tupleV)] + (format (headR leftV) " " (recur tailR rightV)))))] + (format "[" tuple-body "]")))))) + +(def: (representation compiler) + (-> Lux (Poly Representation)) + (p.rec + (function (_ representation) + ($_ p.either + primitive-representation + (special-representation representation) + (tagged-representation compiler representation) + (tuple-representation representation) + + (do p.Monad<Parser> + [[funcT inputsT+] (poly.apply (p.seq poly.any (p.many poly.any)))] + (case (type.apply inputsT+ funcT) + (#.Some outputT) + (poly.local (list outputT) representation) + + #.None + (p.fail ""))) + + (do p.Monad<Parser> + [[name anonymous] poly.named] + (poly.local (list anonymous) representation)) + + (p.fail "") + )))) + +(def: #export (represent compiler type value) + (-> Lux Type Any Text) + (case (poly.run type (representation compiler)) + (#error.Success representation) + (ex.report ["Type" (%type type)] + ["Value" (representation value)]) + + (#error.Error error) + (ex.construct cannot-represent-value [type]))) |