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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.lux1242
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)
- )))