diff options
Diffstat (limited to 'new-luxc/source/luxc/lang/analysis/procedure/host.jvm.lux')
| -rw-r--r-- | new-luxc/source/luxc/lang/analysis/procedure/host.jvm.lux | 1242 |
1 files changed, 0 insertions, 1242 deletions
diff --git a/new-luxc/source/luxc/lang/analysis/procedure/host.jvm.lux b/new-luxc/source/luxc/lang/analysis/procedure/host.jvm.lux deleted file mode 100644 index 3c29410d0..000000000 --- a/new-luxc/source/luxc/lang/analysis/procedure/host.jvm.lux +++ /dev/null @@ -1,1242 +0,0 @@ -(.module: - [lux #- char] - (lux (control [monad #+ do] - ["p" parser] - ["ex" exception #+ exception:]) - (concurrency ["A" atom]) - (data ["e" error] - [maybe] - [product] - [bool "bool/" Eq<Bool>] - [text "text/" Eq<Text>] - (text format - ["l" lexer]) - (coll [list "list/" Fold<List> Functor<List> Monoid<List>] - [array] - [dict #+ Dict])) - [macro "macro/" Monad<Meta>] - (macro [code] - ["s" syntax]) - (lang [type] - (type ["tc" check])) - [host]) - (luxc ["&" lang] - (lang ["&." host] - ["la" analysis] - (analysis ["&." common] - [".A" inference]))) - ["@" //common] - ) - -(exception: #export Wrong-Syntax) -(def: (wrong-syntax procedure args) - (-> Text (List Code) Text) - (format "Procedure: " procedure "\n" - "Arguments: " (%code (code.tuple args)))) - -(exception: #export JVM-Type-Is-Not-Class) - -(exception: #export Non-Interface) -(exception: #export Non-Object) -(exception: #export Non-Array) -(exception: #export Non-Throwable) -(exception: #export Non-JVM-Type) - -(exception: #export Unknown-Class) -(exception: #export Primitives-Cannot-Have-Type-Parameters) -(exception: #export Primitives-Are-Not-Objects) -(exception: #export Invalid-Type-For-Array-Element) - -(exception: #export Unknown-Field) -(exception: #export Mistaken-Field-Owner) -(exception: #export Not-Virtual-Field) -(exception: #export Not-Static-Field) -(exception: #export Cannot-Set-Final-Field) - -(exception: #export No-Candidates) -(exception: #export Too-Many-Candidates) - -(exception: #export Cannot-Cast) -(def: (cannot-cast to from) - (-> Type Type Text) - (format "From: " (%type from) "\n" - " To: " (%type to))) - -(exception: #export Cannot-Possibly-Be-Instance) - -(exception: #export Cannot-Convert-To-Class) -(exception: #export Cannot-Convert-To-Parameter) -(exception: #export Cannot-Convert-To-Lux-Type) -(exception: #export Unknown-Type-Var) -(exception: #export Type-Parameter-Mismatch) -(exception: #export Cannot-Correspond-Type-With-Class) - -(def: #export null-class Text "#Null") - -(do-template [<name> <class>] - [(def: #export <name> Type (#.Primitive <class> (list)))] - - ## Boxes - [Boolean "java.lang.Boolean"] - [Byte "java.lang.Byte"] - [Short "java.lang.Short"] - [Integer "java.lang.Integer"] - [Long "java.lang.Long"] - [Float "java.lang.Float"] - [Double "java.lang.Double"] - [Character "java.lang.Character"] - [String "java.lang.String"] - - ## Primitives - [boolean "boolean"] - [byte "byte"] - [short "short"] - [int "int"] - [long "long"] - [float "float"] - [double "double"] - [char "char"] - ) - -(def: conversion-procs - @.Bundle - (<| (@.prefix "convert") - (|> (dict.new text.Hash<Text>) - (@.install "double-to-float" (@.unary Double Float)) - (@.install "double-to-int" (@.unary Double Integer)) - (@.install "double-to-long" (@.unary Double Long)) - (@.install "float-to-double" (@.unary Float Double)) - (@.install "float-to-int" (@.unary Float Integer)) - (@.install "float-to-long" (@.unary Float Long)) - (@.install "int-to-byte" (@.unary Integer Byte)) - (@.install "int-to-char" (@.unary Integer Character)) - (@.install "int-to-double" (@.unary Integer Double)) - (@.install "int-to-float" (@.unary Integer Float)) - (@.install "int-to-long" (@.unary Integer Long)) - (@.install "int-to-short" (@.unary Integer Short)) - (@.install "long-to-double" (@.unary Long Double)) - (@.install "long-to-float" (@.unary Long Float)) - (@.install "long-to-int" (@.unary Long Integer)) - (@.install "long-to-short" (@.unary Long Short)) - (@.install "long-to-byte" (@.unary Long Byte)) - (@.install "char-to-byte" (@.unary Character Byte)) - (@.install "char-to-short" (@.unary Character Short)) - (@.install "char-to-int" (@.unary Character Integer)) - (@.install "char-to-long" (@.unary Character Long)) - (@.install "byte-to-long" (@.unary Byte Long)) - (@.install "short-to-long" (@.unary Short Long)) - ))) - -(do-template [<name> <prefix> <type>] - [(def: <name> - @.Bundle - (<| (@.prefix <prefix>) - (|> (dict.new text.Hash<Text>) - (@.install "+" (@.binary <type> <type> <type>)) - (@.install "-" (@.binary <type> <type> <type>)) - (@.install "*" (@.binary <type> <type> <type>)) - (@.install "/" (@.binary <type> <type> <type>)) - (@.install "%" (@.binary <type> <type> <type>)) - (@.install "=" (@.binary <type> <type> Boolean)) - (@.install "<" (@.binary <type> <type> Boolean)) - (@.install "and" (@.binary <type> <type> <type>)) - (@.install "or" (@.binary <type> <type> <type>)) - (@.install "xor" (@.binary <type> <type> <type>)) - (@.install "shl" (@.binary <type> Integer <type>)) - (@.install "shr" (@.binary <type> Integer <type>)) - (@.install "ushr" (@.binary <type> Integer <type>)) - )))] - - [int-procs "int" Integer] - [long-procs "long" Long] - ) - -(do-template [<name> <prefix> <type>] - [(def: <name> - @.Bundle - (<| (@.prefix <prefix>) - (|> (dict.new text.Hash<Text>) - (@.install "+" (@.binary <type> <type> <type>)) - (@.install "-" (@.binary <type> <type> <type>)) - (@.install "*" (@.binary <type> <type> <type>)) - (@.install "/" (@.binary <type> <type> <type>)) - (@.install "%" (@.binary <type> <type> <type>)) - (@.install "=" (@.binary <type> <type> Boolean)) - (@.install "<" (@.binary <type> <type> Boolean)) - )))] - - [float-procs "float" Float] - [double-procs "double" Double] - ) - -(def: char-procs - @.Bundle - (<| (@.prefix "char") - (|> (dict.new text.Hash<Text>) - (@.install "=" (@.binary Character Character Boolean)) - (@.install "<" (@.binary Character Character Boolean)) - ))) - -(def: #export boxes - (Dict Text Text) - (|> (list ["boolean" "java.lang.Boolean"] - ["byte" "java.lang.Byte"] - ["short" "java.lang.Short"] - ["int" "java.lang.Integer"] - ["long" "java.lang.Long"] - ["float" "java.lang.Float"] - ["double" "java.lang.Double"] - ["char" "java.lang.Character"]) - (dict.from-list text.Hash<Text>))) - -(def: (array-length proc) - (-> Text @.Proc) - (function [analyse eval args] - (case args - (^ (list arrayC)) - (do macro.Monad<Meta> - [_ (&.infer Nat) - [var-id varT] (&.with-type-env tc.var) - arrayA (&.with-type (type (Array varT)) - (analyse arrayC))] - (wrap (la.procedure proc (list arrayA)))) - - _ - (&.throw @.Incorrect-Procedure-Arity (@.wrong-arity proc +1 (list.size args)))))) - -(def: (array-new proc) - (-> Text @.Proc) - (function [analyse eval args] - (case args - (^ (list lengthC)) - (do macro.Monad<Meta> - [lengthA (&.with-type Nat - (analyse lengthC)) - expectedT macro.expected-type - [level elem-class] (: (Meta [Nat Text]) - (loop [analysisT expectedT - level +0] - (case analysisT - (#.Apply inputT funcT) - (case (type.apply (list inputT) funcT) - (#.Some outputT) - (recur outputT level) - - #.None - (&.throw Non-Array (%type expectedT))) - - (^ (#.Primitive "#Array" (list elemT))) - (recur elemT (n/inc level)) - - (#.Primitive class _) - (wrap [level class]) - - _ - (&.throw Non-Array (%type expectedT))))) - _ (if (n/> +0 level) - (wrap []) - (&.throw Non-Array (%type expectedT)))] - (wrap (la.procedure proc (list (code.nat (n/dec level)) (code.text elem-class) lengthA)))) - - _ - (&.throw @.Incorrect-Procedure-Arity (@.wrong-arity proc +1 (list.size args)))))) - -(def: (check-jvm objectT) - (-> Type (Meta Text)) - (case objectT - (#.Primitive name _) - (macro/wrap name) - - (#.Named name unnamed) - (check-jvm unnamed) - - (#.Var id) - (macro/wrap "java.lang.Object") - - (^template [<tag>] - (<tag> env unquantified) - (check-jvm unquantified)) - ([#.UnivQ] - [#.ExQ]) - - (#.Apply inputT funcT) - (case (type.apply (list inputT) funcT) - (#.Some outputT) - (check-jvm outputT) - - #.None - (&.throw Non-Object (%type objectT))) - - _ - (&.throw Non-Object (%type objectT)))) - -(def: (check-object objectT) - (-> Type (Meta Text)) - (do macro.Monad<Meta> - [name (check-jvm objectT)] - (if (dict.contains? name boxes) - (&.throw Primitives-Are-Not-Objects name) - (macro/wrap name)))) - -(def: (box-array-element-type elemT) - (-> Type (Meta [Type Text])) - (case elemT - (#.Primitive name #.Nil) - (let [boxed-name (|> (dict.get name boxes) - (maybe.default name))] - (macro/wrap [(#.Primitive boxed-name #.Nil) - boxed-name])) - - (#.Primitive name _) - (if (dict.contains? name boxes) - (&.throw Primitives-Cannot-Have-Type-Parameters name) - (macro/wrap [elemT name])) - - _ - (&.throw Invalid-Type-For-Array-Element (%type elemT)))) - -(def: (array-read proc) - (-> Text @.Proc) - (function [analyse eval args] - (case args - (^ (list arrayC idxC)) - (do macro.Monad<Meta> - [[var-id varT] (&.with-type-env tc.var) - _ (&.infer varT) - arrayA (&.with-type (type (Array varT)) - (analyse arrayC)) - ?elemT (&.with-type-env - (tc.read var-id)) - [elemT elem-class] (box-array-element-type (maybe.default varT ?elemT)) - idxA (&.with-type Nat - (analyse idxC))] - (wrap (la.procedure proc (list (code.text elem-class) idxA arrayA)))) - - _ - (&.throw @.Incorrect-Procedure-Arity (@.wrong-arity proc +2 (list.size args)))))) - -(def: (array-write proc) - (-> Text @.Proc) - (function [analyse eval args] - (case args - (^ (list arrayC idxC valueC)) - (do macro.Monad<Meta> - [[var-id varT] (&.with-type-env tc.var) - _ (&.infer (type (Array varT))) - arrayA (&.with-type (type (Array varT)) - (analyse arrayC)) - ?elemT (&.with-type-env - (tc.read var-id)) - [valueT elem-class] (box-array-element-type (maybe.default varT ?elemT)) - idxA (&.with-type Nat - (analyse idxC)) - valueA (&.with-type valueT - (analyse valueC))] - (wrap (la.procedure proc (list (code.text elem-class) idxA valueA arrayA)))) - - _ - (&.throw @.Incorrect-Procedure-Arity (@.wrong-arity proc +3 (list.size args)))))) - -(def: array-procs - @.Bundle - (<| (@.prefix "array") - (|> (dict.new text.Hash<Text>) - (@.install "length" array-length) - (@.install "new" array-new) - (@.install "read" array-read) - (@.install "write" array-write) - ))) - -(def: (object-null proc) - (-> Text @.Proc) - (function [analyse eval args] - (case args - (^ (list)) - (do macro.Monad<Meta> - [expectedT macro.expected-type - _ (check-object expectedT)] - (wrap (la.procedure proc (list)))) - - _ - (&.throw @.Incorrect-Procedure-Arity (@.wrong-arity proc +0 (list.size args)))))) - -(def: (object-null? proc) - (-> Text @.Proc) - (function [analyse eval args] - (case args - (^ (list objectC)) - (do macro.Monad<Meta> - [_ (&.infer Bool) - [objectT objectA] (&common.with-unknown-type - (analyse objectC)) - _ (check-object objectT)] - (wrap (la.procedure proc (list objectA)))) - - _ - (&.throw @.Incorrect-Procedure-Arity (@.wrong-arity proc +1 (list.size args)))))) - -(def: (object-synchronized proc) - (-> Text @.Proc) - (function [analyse eval args] - (case args - (^ (list monitorC exprC)) - (do macro.Monad<Meta> - [[monitorT monitorA] (&common.with-unknown-type - (analyse monitorC)) - _ (check-object monitorT) - exprA (analyse exprC)] - (wrap (la.procedure proc (list monitorA exprA)))) - - _ - (&.throw @.Incorrect-Procedure-Arity (@.wrong-arity proc +2 (list.size args)))))) - -(host.import java/lang/Object - (equals [Object] boolean)) - -(host.import java/lang/ClassLoader) - -(host.import #long java/lang/reflect/Type - (getTypeName [] String)) - -(host.import java/lang/reflect/GenericArrayType - (getGenericComponentType [] java/lang/reflect/Type)) - -(host.import java/lang/reflect/ParameterizedType - (getRawType [] java/lang/reflect/Type) - (getActualTypeArguments [] (Array java/lang/reflect/Type))) - -(host.import (java/lang/reflect/TypeVariable d) - (getName [] String) - (getBounds [] (Array java/lang/reflect/Type))) - -(host.import (java/lang/reflect/WildcardType d) - (getLowerBounds [] (Array java/lang/reflect/Type)) - (getUpperBounds [] (Array java/lang/reflect/Type))) - -(host.import java/lang/reflect/Modifier - (#static isStatic [int] boolean) - (#static isFinal [int] boolean) - (#static isInterface [int] boolean) - (#static isAbstract [int] boolean)) - -(host.import java/lang/reflect/Field - (getDeclaringClass [] (java/lang/Class Object)) - (getModifiers [] int) - (getGenericType [] java/lang/reflect/Type)) - -(host.import java/lang/reflect/Method - (getName [] String) - (getModifiers [] int) - (getDeclaringClass [] (Class Object)) - (getTypeParameters [] (Array (TypeVariable Method))) - (getGenericParameterTypes [] (Array java/lang/reflect/Type)) - (getGenericReturnType [] java/lang/reflect/Type) - (getGenericExceptionTypes [] (Array java/lang/reflect/Type))) - -(host.import (java/lang/reflect/Constructor c) - (getModifiers [] int) - (getDeclaringClass [] (Class c)) - (getTypeParameters [] (Array (TypeVariable (Constructor c)))) - (getGenericParameterTypes [] (Array java/lang/reflect/Type)) - (getGenericExceptionTypes [] (Array java/lang/reflect/Type))) - -(host.import (java/lang/Class c) - (getName [] String) - (getModifiers [] int) - (#static forName [String boolean ClassLoader] #try (Class Object)) - (isAssignableFrom [(Class Object)] boolean) - (getTypeParameters [] (Array (TypeVariable (Class c)))) - (getGenericInterfaces [] (Array java/lang/reflect/Type)) - (getGenericSuperclass [] java/lang/reflect/Type) - (getDeclaredField [String] #try Field) - (getConstructors [] (Array (Constructor Object))) - (getDeclaredMethods [] (Array Method))) - -(def: (load-class name) - (-> Text (Meta (Class Object))) - (do macro.Monad<Meta> - [class-loader &host.class-loader] - (case (Class::forName [name false class-loader]) - (#e.Success [class]) - (wrap class) - - (#e.Error error) - (&.throw Unknown-Class name)))) - -(def: (sub-class? super sub) - (-> Text Text (Meta Bool)) - (do macro.Monad<Meta> - [super (load-class super) - sub (load-class sub)] - (wrap (Class::isAssignableFrom [sub] super)))) - -(def: (object-throw proc) - (-> Text @.Proc) - (function [analyse eval args] - (case args - (^ (list exceptionC)) - (do macro.Monad<Meta> - [_ (&.infer Bottom) - [exceptionT exceptionA] (&common.with-unknown-type - (analyse exceptionC)) - exception-class (check-object exceptionT) - ? (sub-class? "java.lang.Throwable" exception-class) - _ (: (Meta Unit) - (if ? - (wrap []) - (&.throw Non-Throwable exception-class)))] - (wrap (la.procedure proc (list exceptionA)))) - - _ - (&.throw @.Incorrect-Procedure-Arity (@.wrong-arity proc +1 (list.size args)))))) - -(def: (object-class proc) - (-> Text @.Proc) - (function [analyse eval args] - (case args - (^ (list classC)) - (case classC - [_ (#.Text class)] - (do macro.Monad<Meta> - [_ (&.infer (#.Primitive "java.lang.Class" (list (#.Primitive class (list))))) - _ (load-class class)] - (wrap (la.procedure proc (list (code.text class))))) - - _ - (&.throw Wrong-Syntax (wrong-syntax proc args))) - - _ - (&.throw @.Incorrect-Procedure-Arity (@.wrong-arity proc +1 (list.size args)))))) - -(def: (object-instance? proc) - (-> Text @.Proc) - (function [analyse eval args] - (case args - (^ (list classC objectC)) - (case classC - [_ (#.Text class)] - (do macro.Monad<Meta> - [_ (&.infer Bool) - [objectT objectA] (&common.with-unknown-type - (analyse objectC)) - object-class (check-object objectT) - ? (sub-class? class object-class)] - (if ? - (wrap (la.procedure proc (list (code.text class)))) - (&.throw Cannot-Possibly-Be-Instance (format object-class " !<= " class)))) - - _ - (&.throw Wrong-Syntax (wrong-syntax proc args))) - - _ - (&.throw @.Incorrect-Procedure-Arity (@.wrong-arity proc +2 (list.size args)))))) - -(def: object-procs - @.Bundle - (<| (@.prefix "object") - (|> (dict.new text.Hash<Text>) - (@.install "null" object-null) - (@.install "null?" object-null?) - (@.install "synchronized" object-synchronized) - (@.install "throw" object-throw) - (@.install "class" object-class) - (@.install "instance?" object-instance?) - ))) - -(def: type-descriptor - (-> java/lang/reflect/Type Text) - (java/lang/reflect/Type::getTypeName [])) - -(def: (java-type-to-class type) - (-> java/lang/reflect/Type (Meta Text)) - (cond (host.instance? Class type) - (macro/wrap (Class::getName [] (:! Class type))) - - (host.instance? ParameterizedType type) - (java-type-to-class (ParameterizedType::getRawType [] (:! ParameterizedType type))) - - ## else - (&.throw Cannot-Convert-To-Class (type-descriptor type)))) - -(type: Mappings - (Dict Text Type)) - -(def: fresh-mappings Mappings (dict.new text.Hash<Text>)) - -(def: (java-type-to-lux-type mappings java-type) - (-> Mappings java/lang/reflect/Type (Meta Type)) - (cond (host.instance? TypeVariable java-type) - (let [var-name (TypeVariable::getName [] (:! TypeVariable java-type))] - (case (dict.get var-name mappings) - (#.Some var-type) - (macro/wrap var-type) - - #.None - (&.throw Unknown-Type-Var var-name))) - - (host.instance? WildcardType java-type) - (let [java-type (:! WildcardType java-type)] - (case [(array.read +0 (WildcardType::getUpperBounds [] java-type)) - (array.read +0 (WildcardType::getLowerBounds [] java-type))] - (^or [(#.Some bound) _] [_ (#.Some bound)]) - (java-type-to-lux-type mappings bound) - - _ - (macro/wrap Top))) - - (host.instance? Class java-type) - (let [java-type (:! (Class Object) java-type) - class-name (Class::getName [] java-type)] - (macro/wrap (case (array.size (Class::getTypeParameters [] java-type)) - +0 - (#.Primitive class-name (list)) - - arity - (|> (list.n/range +0 (n/dec arity)) - list.reverse - (list/map (|>> (n/* +2) n/inc #.Bound)) - (#.Primitive class-name) - (type.univ-q arity))))) - - (host.instance? ParameterizedType java-type) - (let [java-type (:! ParameterizedType java-type) - raw (ParameterizedType::getRawType [] java-type)] - (if (host.instance? Class raw) - (do macro.Monad<Meta> - [paramsT (|> java-type - (ParameterizedType::getActualTypeArguments []) - array.to-list - (monad.map @ (java-type-to-lux-type mappings)))] - (macro/wrap (#.Primitive (Class::getName [] (:! (Class Object) raw)) - paramsT))) - (&.throw JVM-Type-Is-Not-Class (type-descriptor raw)))) - - (host.instance? GenericArrayType java-type) - (do macro.Monad<Meta> - [innerT (|> (:! GenericArrayType java-type) - (GenericArrayType::getGenericComponentType []) - (java-type-to-lux-type mappings))] - (wrap (#.Primitive "#Array" (list innerT)))) - - ## else - (&.throw Cannot-Convert-To-Lux-Type (type-descriptor java-type)))) - -(type: Direction - #In - #Out) - -(def: (choose direction to from) - (-> Direction Text Text Text) - (case direction - #In to - #Out from)) - -(def: (correspond-type-params class type) - (-> (Class Object) Type (Meta Mappings)) - (case type - (#.Primitive name params) - (let [class-name (Class::getName [] class) - class-params (array.to-list (Class::getTypeParameters [] class)) - num-class-params (list.size class-params) - num-type-params (list.size params)] - (cond (not (text/= class-name name)) - (&.throw Cannot-Correspond-Type-With-Class - (format "Class = " class-name "\n" - "Type = " (%type type))) - - (not (n/= num-class-params num-type-params)) - (&.throw Type-Parameter-Mismatch - (format "Expected: " (%i (nat-to-int num-class-params)) "\n" - " Actual: " (%i (nat-to-int num-type-params)) "\n" - " Class: " class-name "\n" - " Type: " (%type type))) - - ## else - (macro/wrap (|> params - (list.zip2 (list/map (TypeVariable::getName []) class-params)) - (dict.from-list text.Hash<Text>))) - )) - - _ - (&.throw Non-JVM-Type (%type type)))) - -(def: (cast direction to from) - (-> Direction Type Type (Meta [Text Type])) - (do macro.Monad<Meta> - [to-name (check-jvm to) - from-name (check-jvm from)] - (cond (dict.contains? to-name boxes) - (let [box (maybe.assume (dict.get to-name boxes))] - (if (text/= box from-name) - (wrap [(choose direction to-name from-name) (#.Primitive to-name (list))]) - (&.throw Cannot-Cast (cannot-cast to from)))) - - (dict.contains? from-name boxes) - (let [box (maybe.assume (dict.get from-name boxes))] - (do @ - [[_ castT] (cast direction to (#.Primitive box (list)))] - (wrap [(choose direction to-name from-name) castT]))) - - (text/= to-name from-name) - (wrap [(choose direction to-name from-name) from]) - - (text/= null-class from-name) - (wrap [(choose direction to-name from-name) to]) - - ## else - (do @ - [to-class (load-class to-name) - from-class (load-class from-name) - _ (&.assert Cannot-Cast (cannot-cast to from) - (Class::isAssignableFrom [from-class] to-class)) - candiate-parents (monad.map @ - (function [java-type] - (do @ - [class-name (java-type-to-class java-type) - class (load-class class-name)] - (wrap [java-type (Class::isAssignableFrom [class] to-class)]))) - (list& (Class::getGenericSuperclass [] from-class) - (array.to-list (Class::getGenericInterfaces [] from-class))))] - (case (|> candiate-parents - (list.filter product.right) - (list/map product.left)) - (#.Cons parent _) - (do @ - [mapping (correspond-type-params from-class from) - parentT (java-type-to-lux-type mapping parent) - [_ castT] (cast direction to parentT)] - (wrap [(choose direction to-name from-name) castT])) - - #.Nil - (&.throw Cannot-Cast (cannot-cast to from))))))) - -(def: (infer-out outputT) - (-> Type (Meta [Text Type])) - (do macro.Monad<Meta> - [expectedT macro.expected-type - [unboxed castT] (cast #Out expectedT outputT) - _ (&.with-type-env - (tc.check expectedT castT))] - (wrap [unboxed castT]))) - -(def: (find-field class-name field-name) - (-> Text Text (Meta [(Class Object) Field])) - (do macro.Monad<Meta> - [class (load-class class-name)] - (case (Class::getDeclaredField [field-name] class) - (#e.Success field) - (let [owner (Field::getDeclaringClass [] field)] - (if (is owner class) - (wrap [class field]) - (&.throw Mistaken-Field-Owner - (format " Field: " field-name "\n" - " Owner Class: " (Class::getName [] owner) "\n" - "Target Class: " class-name "\n")))) - - (#e.Error _) - (&.throw Unknown-Field (format class-name "#" field-name))))) - -(def: (static-field class-name field-name) - (-> Text Text (Meta [Type Bool])) - (do macro.Monad<Meta> - [[class fieldJ] (find-field class-name field-name) - #let [modifiers (Field::getModifiers [] fieldJ)]] - (if (Modifier::isStatic [modifiers]) - (let [fieldJT (Field::getGenericType [] fieldJ)] - (do @ - [fieldT (java-type-to-lux-type fresh-mappings fieldJT)] - (wrap [fieldT (Modifier::isFinal [modifiers])]))) - (&.throw Not-Static-Field (format class-name "#" field-name))))) - -(def: (virtual-field class-name field-name objectT) - (-> Text Text Type (Meta [Type Bool])) - (do macro.Monad<Meta> - [[class fieldJ] (find-field class-name field-name) - #let [modifiers (Field::getModifiers [] fieldJ)]] - (if (not (Modifier::isStatic [modifiers])) - (do @ - [#let [fieldJT (Field::getGenericType [] fieldJ) - var-names (|> class - (Class::getTypeParameters []) - array.to-list - (list/map (TypeVariable::getName [])))] - mappings (: (Meta Mappings) - (case objectT - (#.Primitive _class-name _class-params) - (do @ - [#let [num-params (list.size _class-params) - num-vars (list.size var-names)] - _ (&.assert Type-Parameter-Mismatch - (format "Expected: " (%i (nat-to-int num-params)) "\n" - " Actual: " (%i (nat-to-int num-vars)) "\n" - " Class: " _class-name "\n" - " Type: " (%type objectT)) - (n/= num-params num-vars))] - (wrap (|> (list.zip2 var-names _class-params) - (dict.from-list text.Hash<Text>)))) - - _ - (&.throw Non-Object (%type objectT)))) - fieldT (java-type-to-lux-type mappings fieldJT)] - (wrap [fieldT (Modifier::isFinal [modifiers])])) - (&.throw Not-Virtual-Field (format class-name "#" field-name))))) - -(def: (analyse-object class analyse sourceC) - (-> Text &.Analyser Code (Meta [Type la.Analysis])) - (do macro.Monad<Meta> - [target-class (load-class class) - targetT (java-type-to-lux-type fresh-mappings - (:! java/lang/reflect/Type - target-class)) - [sourceT sourceA] (&common.with-unknown-type - (analyse sourceC)) - [unboxed castT] (cast #Out targetT sourceT) - _ (&.assert Cannot-Cast (cannot-cast targetT sourceT) - (not (dict.contains? unboxed boxes)))] - (wrap [castT sourceA]))) - -(def: (analyse-input analyse targetT sourceC) - (-> &.Analyser Type Code (Meta [Type Text la.Analysis])) - (do macro.Monad<Meta> - [[sourceT sourceA] (&common.with-unknown-type - (analyse sourceC)) - [unboxed castT] (cast #In targetT sourceT)] - (wrap [castT unboxed sourceA]))) - -(def: (static-get proc) - (-> Text @.Proc) - (function [analyse eval args] - (case args - (^ (list classC fieldC)) - (case [classC fieldC] - [[_ (#.Text class)] [_ (#.Text field)]] - (do macro.Monad<Meta> - [[fieldT final?] (static-field class field) - [unboxed castT] (infer-out fieldT)] - (wrap (la.procedure proc (list (code.text class) (code.text field) - (code.text unboxed))))) - - _ - (&.throw Wrong-Syntax (wrong-syntax proc args))) - - _ - (&.throw @.Incorrect-Procedure-Arity (@.wrong-arity proc +2 (list.size args)))))) - -(def: (static-put proc) - (-> Text @.Proc) - (function [analyse eval args] - (case args - (^ (list classC fieldC valueC)) - (case [classC fieldC] - [[_ (#.Text class)] [_ (#.Text field)]] - (do macro.Monad<Meta> - [_ (&.infer Unit) - [fieldT final?] (static-field class field) - _ (&.assert Cannot-Set-Final-Field (format class "#" field) - (not final?)) - [valueT unboxed valueA] (analyse-input analyse fieldT valueC) - _ (&.with-type-env - (tc.check fieldT valueT))] - (wrap (la.procedure proc (list (code.text class) (code.text field) - (code.text unboxed) valueA)))) - - _ - (&.throw Wrong-Syntax (wrong-syntax proc args))) - - _ - (&.throw @.Incorrect-Procedure-Arity (@.wrong-arity proc +3 (list.size args)))))) - -(def: (virtual-get proc) - (-> Text @.Proc) - (function [analyse eval args] - (case args - (^ (list classC fieldC objectC)) - (case [classC fieldC] - [[_ (#.Text class)] [_ (#.Text field)]] - (do macro.Monad<Meta> - [[objectT objectA] (analyse-object class analyse objectC) - [fieldT final?] (virtual-field class field objectT) - [unboxed castT] (infer-out fieldT)] - (wrap (la.procedure proc (list (code.text class) (code.text field) - (code.text unboxed) objectA)))) - - _ - (&.throw Wrong-Syntax (wrong-syntax proc args))) - - _ - (&.throw @.Incorrect-Procedure-Arity (@.wrong-arity proc +3 (list.size args)))))) - -(def: (virtual-put proc) - (-> Text @.Proc) - (function [analyse eval args] - (case args - (^ (list classC fieldC valueC objectC)) - (case [classC fieldC] - [[_ (#.Text class)] [_ (#.Text field)]] - (do macro.Monad<Meta> - [[objectT objectA] (analyse-object class analyse objectC) - _ (&.infer objectT) - [fieldT final?] (virtual-field class field objectT) - _ (&.assert Cannot-Set-Final-Field (format class "#" field) - (not final?)) - [valueT unboxed valueA] (analyse-input analyse fieldT valueC)] - (wrap (la.procedure proc (list (code.text class) (code.text field) (code.text unboxed) valueA objectA)))) - - _ - (&.throw Wrong-Syntax (wrong-syntax proc args))) - - _ - (&.throw @.Incorrect-Procedure-Arity (@.wrong-arity proc +4 (list.size args)))))) - -(def: (java-type-to-parameter type) - (-> java/lang/reflect/Type (Meta Text)) - (cond (host.instance? Class type) - (macro/wrap (Class::getName [] (:! Class type))) - - (host.instance? ParameterizedType type) - (java-type-to-parameter (ParameterizedType::getRawType [] (:! ParameterizedType type))) - - (or (host.instance? TypeVariable type) - (host.instance? WildcardType type)) - (macro/wrap "java.lang.Object") - - (host.instance? GenericArrayType type) - (do macro.Monad<Meta> - [componentP (java-type-to-parameter (GenericArrayType::getGenericComponentType [] (:! GenericArrayType type)))] - (wrap (format componentP "[]"))) - - ## else - (&.throw Cannot-Convert-To-Parameter (type-descriptor type)))) - -(type: Method-Type - #Static - #Abstract - #Virtual - #Special - #Interface) - -(def: (check-method class method-name method-type arg-classes method) - (-> (Class Object) Text Method-Type (List Text) Method (Meta Bool)) - (do macro.Monad<Meta> - [parameters (|> (Method::getGenericParameterTypes [] method) - array.to-list - (monad.map @ java-type-to-parameter)) - #let [modifiers (Method::getModifiers [] method)]] - (wrap (and (Object::equals [class] (Method::getDeclaringClass [] method)) - (text/= method-name (Method::getName [] method)) - (case #Static - #Special - (Modifier::isStatic [modifiers]) - - _ - true) - (case method-type - #Special - (not (or (Modifier::isInterface [(Class::getModifiers [] class)]) - (Modifier::isAbstract [modifiers]))) - - _ - true) - (n/= (list.size arg-classes) (list.size parameters)) - (list/fold (function [[expectedJC actualJC] prev] - (and prev - (text/= expectedJC actualJC))) - true - (list.zip2 arg-classes parameters)))))) - -(def: (check-constructor class arg-classes constructor) - (-> (Class Object) (List Text) (Constructor Object) (Meta Bool)) - (do macro.Monad<Meta> - [parameters (|> (Constructor::getGenericParameterTypes [] constructor) - array.to-list - (monad.map @ java-type-to-parameter))] - (wrap (and (Object::equals [class] (Constructor::getDeclaringClass [] constructor)) - (n/= (list.size arg-classes) (list.size parameters)) - (list/fold (function [[expectedJC actualJC] prev] - (and prev - (text/= expectedJC actualJC))) - true - (list.zip2 arg-classes parameters)))))) - -(def: idx-to-bound - (-> Nat Type) - (|>> (n/* +2) n/inc #.Bound)) - -(def: (type-vars amount offset) - (-> Nat Nat (List Type)) - (if (n/= +0 amount) - (list) - (|> (list.n/range offset (|> amount n/dec (n/+ offset))) - (list/map idx-to-bound)))) - -(def: (method-to-type method-type method) - (-> Method-Type Method (Meta [Type (List Type)])) - (let [owner (Method::getDeclaringClass [] method) - owner-name (Class::getName [] owner) - owner-tvars (case method-type - #Static - (list) - - _ - (|> (Class::getTypeParameters [] owner) - array.to-list - (list/map (TypeVariable::getName [])))) - method-tvars (|> (Method::getTypeParameters [] method) - array.to-list - (list/map (TypeVariable::getName []))) - num-owner-tvars (list.size owner-tvars) - num-method-tvars (list.size method-tvars) - all-tvars (list/compose owner-tvars method-tvars) - num-all-tvars (list.size all-tvars) - owner-tvarsT (type-vars num-owner-tvars +0) - method-tvarsT (type-vars num-method-tvars num-owner-tvars) - mappings (: Mappings - (if (list.empty? all-tvars) - fresh-mappings - (|> (list/compose owner-tvarsT method-tvarsT) - list.reverse - (list.zip2 all-tvars) - (dict.from-list text.Hash<Text>))))] - (do macro.Monad<Meta> - [inputsT (|> (Method::getGenericParameterTypes [] method) - array.to-list - (monad.map @ (java-type-to-lux-type mappings))) - outputT (java-type-to-lux-type mappings (Method::getGenericReturnType [] method)) - exceptionsT (|> (Method::getGenericExceptionTypes [] method) - array.to-list - (monad.map @ (java-type-to-lux-type mappings))) - #let [methodT (<| (type.univ-q num-all-tvars) - (type.function (case method-type - #Static - inputsT - - _ - (list& (#.Primitive owner-name (list.reverse owner-tvarsT)) - inputsT))) - outputT)]] - (wrap [methodT exceptionsT])))) - -(def: (methods class-name method-name method-type arg-classes) - (-> Text Text Method-Type (List Text) (Meta [Type (List Type)])) - (do macro.Monad<Meta> - [class (load-class class-name) - candidates (|> class - (Class::getDeclaredMethods []) - array.to-list - (monad.map @ (function [method] - (do @ - [passes? (check-method class method-name method-type arg-classes method)] - (wrap [passes? method])))))] - (case (list.filter product.left candidates) - #.Nil - (&.throw No-Candidates (format class-name "#" method-name)) - - (#.Cons candidate #.Nil) - (|> candidate product.right (method-to-type method-type)) - - _ - (&.throw Too-Many-Candidates (format class-name "#" method-name))))) - -(def: (constructor-to-type constructor) - (-> (Constructor Object) (Meta [Type (List Type)])) - (let [owner (Constructor::getDeclaringClass [] constructor) - owner-name (Class::getName [] owner) - owner-tvars (|> (Class::getTypeParameters [] owner) - array.to-list - (list/map (TypeVariable::getName []))) - constructor-tvars (|> (Constructor::getTypeParameters [] constructor) - array.to-list - (list/map (TypeVariable::getName []))) - num-owner-tvars (list.size owner-tvars) - all-tvars (list/compose owner-tvars constructor-tvars) - num-all-tvars (list.size all-tvars) - owner-tvarsT (type-vars num-owner-tvars +0) - constructor-tvarsT (type-vars num-all-tvars num-owner-tvars) - mappings (: Mappings - (if (list.empty? all-tvars) - fresh-mappings - (|> (list/compose owner-tvarsT constructor-tvarsT) - list.reverse - (list.zip2 all-tvars) - (dict.from-list text.Hash<Text>))))] - (do macro.Monad<Meta> - [inputsT (|> (Constructor::getGenericParameterTypes [] constructor) - array.to-list - (monad.map @ (java-type-to-lux-type mappings))) - exceptionsT (|> (Constructor::getGenericExceptionTypes [] constructor) - array.to-list - (monad.map @ (java-type-to-lux-type mappings))) - #let [objectT (#.Primitive owner-name (list.reverse owner-tvarsT)) - constructorT (<| (type.univ-q num-all-tvars) - (type.function inputsT) - objectT)]] - (wrap [constructorT exceptionsT])))) - -(def: (constructor-methods class-name arg-classes) - (-> Text (List Text) (Meta [Type (List Type)])) - (do macro.Monad<Meta> - [class (load-class class-name) - candidates (|> class - (Class::getConstructors []) - array.to-list - (monad.map @ (function [constructor] - (do @ - [passes? (check-constructor class arg-classes constructor)] - (wrap [passes? constructor])))))] - (case (list.filter product.left candidates) - #.Nil - (&.throw No-Candidates (format class-name "(" (text.join-with ", " arg-classes) ")")) - - (#.Cons candidate #.Nil) - (|> candidate product.right constructor-to-type) - - _ - (&.throw Too-Many-Candidates class-name)))) - -(def: (decorate-inputs typesT inputsA) - (-> (List Text) (List la.Analysis) (List la.Analysis)) - (|> inputsA - (list.zip2 (list/map code.text typesT)) - (list/map (function [[type value]] - (la.product (list type value)))))) - -(def: (sub-type-analyser analyse) - (-> &.Analyser &.Analyser) - (function [argC] - (do macro.Monad<Meta> - [[argT argA] (&common.with-unknown-type - (analyse argC)) - expectedT macro.expected-type - [unboxed castT] (cast #In expectedT argT)] - (wrap argA)))) - -(def: (invoke//static proc) - (-> Text @.Proc) - (function [analyse eval args] - (case (: (e.Error [Text Text (List [Text Code])]) - (s.run args ($_ p.seq s.text s.text (p.some (s.tuple (p.seq s.text s.any)))))) - (#e.Success [class method argsTC]) - (do macro.Monad<Meta> - [#let [argsT (list/map product.left argsTC)] - [methodT exceptionsT] (methods class method #Static argsT) - [outputT argsA] (inferenceA.general (sub-type-analyser analyse) methodT (list/map product.right argsTC)) - [unboxed castT] (infer-out outputT)] - (wrap (la.procedure proc (list& (code.text class) (code.text method) - (code.text unboxed) (decorate-inputs argsT argsA))))) - - _ - (&.throw Wrong-Syntax (wrong-syntax proc args))))) - -(def: (invoke//virtual proc) - (-> Text @.Proc) - (function [analyse eval args] - (case (: (e.Error [Text Text Code (List [Text Code])]) - (s.run args ($_ p.seq s.text s.text s.any (p.some (s.tuple (p.seq s.text s.any)))))) - (#e.Success [class method objectC argsTC]) - (do macro.Monad<Meta> - [#let [argsT (list/map product.left argsTC)] - [methodT exceptionsT] (methods class method #Virtual argsT) - [outputT allA] (inferenceA.general (sub-type-analyser analyse) methodT (list& objectC (list/map product.right argsTC))) - #let [[objectA argsA] (case allA - (#.Cons objectA argsA) - [objectA argsA] - - _ - (undefined))] - [unboxed castT] (infer-out outputT)] - (wrap (la.procedure proc (list& (code.text class) (code.text method) - (code.text unboxed) objectA (decorate-inputs argsT argsA))))) - - _ - (&.throw Wrong-Syntax (wrong-syntax proc args))))) - -(def: (invoke//special proc) - (-> Text @.Proc) - (function [analyse eval args] - (case (: (e.Error [(List Code) [Text Text Code (List [Text Code]) Unit]]) - (p.run args ($_ p.seq s.text s.text s.any (p.some (s.tuple (p.seq s.text s.any))) s.end!))) - (#e.Success [_ [class method objectC argsTC _]]) - (do macro.Monad<Meta> - [#let [argsT (list/map product.left argsTC)] - [methodT exceptionsT] (methods class method #Special argsT) - [outputT argsA] (inferenceA.general (sub-type-analyser analyse) methodT (list& objectC (list/map product.right argsTC))) - [unboxed castT] (infer-out outputT)] - (wrap (la.procedure proc (list& (code.text class) (code.text method) - (code.text unboxed) (decorate-inputs argsT argsA))))) - - _ - (&.throw Wrong-Syntax (wrong-syntax proc args))))) - -(def: (invoke//interface proc) - (-> Text @.Proc) - (function [analyse eval args] - (case (: (e.Error [Text Text Code (List [Text Code])]) - (s.run args ($_ p.seq s.text s.text s.any (p.some (s.tuple (p.seq s.text s.any)))))) - (#e.Success [class-name method objectC argsTC]) - (do macro.Monad<Meta> - [#let [argsT (list/map product.left argsTC)] - class (load-class class-name) - _ (&.assert Non-Interface class-name - (Modifier::isInterface [(Class::getModifiers [] class)])) - [methodT exceptionsT] (methods class-name method #Interface argsT) - [outputT argsA] (inferenceA.general (sub-type-analyser analyse) methodT (list& objectC (list/map product.right argsTC))) - [unboxed castT] (infer-out outputT)] - (wrap (la.procedure proc - (list& (code.text class-name) (code.text method) (code.text unboxed) - (decorate-inputs argsT argsA))))) - - _ - (&.throw Wrong-Syntax (wrong-syntax proc args))))) - -(def: (invoke//constructor proc) - (-> Text @.Proc) - (function [analyse eval args] - (case (: (e.Error [Text (List [Text Code])]) - (s.run args ($_ p.seq s.text (p.some (s.tuple (p.seq s.text s.any)))))) - (#e.Success [class argsTC]) - (do macro.Monad<Meta> - [#let [argsT (list/map product.left argsTC)] - [methodT exceptionsT] (constructor-methods class argsT) - [outputT argsA] (inferenceA.general (sub-type-analyser analyse) methodT (list/map product.right argsTC)) - [unboxed castT] (infer-out outputT)] - (wrap (la.procedure proc (list& (code.text class) (decorate-inputs argsT argsA))))) - - _ - (&.throw Wrong-Syntax (wrong-syntax proc args))))) - -(def: member-procs - @.Bundle - (<| (@.prefix "member") - (|> (dict.new text.Hash<Text>) - (dict.merge (<| (@.prefix "static") - (|> (dict.new text.Hash<Text>) - (@.install "get" static-get) - (@.install "put" static-put)))) - (dict.merge (<| (@.prefix "virtual") - (|> (dict.new text.Hash<Text>) - (@.install "get" virtual-get) - (@.install "put" virtual-put)))) - (dict.merge (<| (@.prefix "invoke") - (|> (dict.new text.Hash<Text>) - (@.install "static" invoke//static) - (@.install "virtual" invoke//virtual) - (@.install "special" invoke//special) - (@.install "interface" invoke//interface) - (@.install "constructor" invoke//constructor) - ))) - ))) - -(def: #export procedures - @.Bundle - (<| (@.prefix "jvm") - (|> (dict.new text.Hash<Text>) - (dict.merge conversion-procs) - (dict.merge int-procs) - (dict.merge long-procs) - (dict.merge float-procs) - (dict.merge double-procs) - (dict.merge char-procs) - (dict.merge array-procs) - (dict.merge object-procs) - (dict.merge member-procs) - ))) |