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|
(;module:
lux
(lux (data [text]
text/format
[product]
(coll ["a" array]
[list "L/" Functor<List>]))
[host #+ jvm-import do-to])
["$" ..]
(.. ["$t" type]))
## [Host]
(jvm-import #long java.lang.Object)
(jvm-import #long java.lang.String)
(jvm-import org.objectweb.asm.Opcodes
(#static ACC_PUBLIC int)
(#static ACC_PROTECTED int)
(#static ACC_PRIVATE int)
(#static ACC_TRANSIENT int)
(#static ACC_VOLATILE int)
(#static ACC_ABSTRACT int)
(#static ACC_FINAL int)
(#static ACC_STATIC int)
(#static ACC_SYNCHRONIZED int)
(#static ACC_SUPER int)
(#static ACC_INTERFACE int)
(#static V1_1 int)
(#static V1_2 int)
(#static V1_3 int)
(#static V1_4 int)
(#static V1_5 int)
(#static V1_6 int)
(#static V1_7 int)
(#static V1_8 int)
)
(jvm-import org.objectweb.asm.FieldVisitor
(visitEnd [] void))
(jvm-import org.objectweb.asm.MethodVisitor
(visitCode [] void)
(visitMaxs [int int] void)
(visitEnd [] void))
(jvm-import org.objectweb.asm.ClassWriter
(#static COMPUTE_MAXS int)
(new [int])
(visit [int int String String String (Array String)] void)
(visitEnd [] void)
(visitField [int String String String Object] FieldVisitor)
(visitMethod [int String String String (Array String)] MethodVisitor)
(toByteArray [] Byte-Array))
## [Defs]
(def: (string-array values)
(-> (List Text) (a;Array Text))
(let [output (host;array String (list;size values))]
(exec (L/map (function [[idx value]]
(host;array-store idx value output))
(list;enumerate values))
output)))
(def: exceptions-array
(-> $;Method (a;Array Text))
(|>. (get@ #$;exceptions)
(L/map (|>. #$;Generic $t;descriptor))
string-array))
(def: (version-flag version)
(-> $;Version Int)
(case version
#$;V1.1 Opcodes.V1_1
#$;V1.2 Opcodes.V1_2
#$;V1.3 Opcodes.V1_3
#$;V1.4 Opcodes.V1_4
#$;V1.5 Opcodes.V1_5
#$;V1.6 Opcodes.V1_6
#$;V1.7 Opcodes.V1_7
#$;V1.8 Opcodes.V1_8))
(def: (visibility-flag visibility)
(-> $;Visibility Int)
(case visibility
#$;Public Opcodes.ACC_PUBLIC
#$;Protected Opcodes.ACC_PROTECTED
#$;Private Opcodes.ACC_PRIVATE
#$;Default 0))
(def: (class-flag config)
(-> $;Class-Config Int)
($_ i.+
(if (get@ #$;finalC config) Opcodes.ACC_FINAL 0)))
(def: (method-flag config)
(-> $;Method-Config Int)
($_ i.+
(if (get@ #$;staticM config) Opcodes.ACC_STATIC 0)
(if (get@ #$;finalM config) Opcodes.ACC_FINAL 0)
(if (get@ #$;synchronizedM config) Opcodes.ACC_SYNCHRONIZED 0)))
(def: (field-flag config)
(-> $;Field-Config Int)
($_ i.+
(if (get@ #$;staticF config) Opcodes.ACC_STATIC 0)
(if (get@ #$;finalF config) Opcodes.ACC_FINAL 0)
(if (get@ #$;transientF config) Opcodes.ACC_TRANSIENT 0)
(if (get@ #$;volatileF config) Opcodes.ACC_VOLATILE 0)))
(def: class-to-type
(-> $;Class $;Type)
(|>. #$;Class #$;Generic))
(def: param-signature
(-> $;Class Text)
(|>. class-to-type $t;signature (format ":")))
(def: (formal-param [name super interfaces])
(-> $;Parameter Text)
(format name
(param-signature super)
(|> interfaces
(L/map param-signature)
(text;join-with ""))))
(def: (parameters-signature parameters super interfaces)
(-> (List $;Parameter) $;Class (List $;Class)
Text)
(let [formal-params (if (list;empty? parameters)
""
(format "<"
(|> parameters
(L/map formal-param)
(text;join-with ""))
">"))]
(format formal-params
(|> super class-to-type $t;signature)
(|> interfaces
(L/map (|>. class-to-type $t;signature))
(text;join-with "")))))
(do-template [<name> <flag>]
[(def: #export (<name> version visibility config name parameters super interfaces
definitions)
(-> $;Version $;Visibility $;Class-Config Text (List $;Parameter) $;Class (List $;Class) $;Def
host;Byte-Array)
(let [writer (|> (do-to (ClassWriter.new ClassWriter.COMPUTE_MAXS)
(ClassWriter.visit [(version-flag version)
($_ i.+
Opcodes.ACC_SUPER
<flag>
(visibility-flag visibility)
(class-flag config))
($t;binary-name name)
(parameters-signature parameters super interfaces)
(|> super product;left $t;binary-name)
(|> interfaces
(L/map (|>. product;left $t;binary-name))
string-array)]))
definitions)
_ (ClassWriter.visitEnd [] writer)]
(ClassWriter.toByteArray [] writer)))]
[class 0]
[abstract Opcodes.ACC_ABSTRACT]
)
(def: $Object $;Class ["java.lang.Object" (list)])
(def: #export (interface version visibility config name parameters interfaces
definitions)
(-> $;Version $;Visibility $;Class-Config Text (List $;Parameter) (List $;Class) $;Def
host;Byte-Array)
(let [writer (|> (do-to (ClassWriter.new ClassWriter.COMPUTE_MAXS)
(ClassWriter.visit [(version-flag version)
($_ i.+
Opcodes.ACC_SUPER
Opcodes.ACC_INTERFACE
(visibility-flag visibility)
(class-flag config))
($t;binary-name name)
(parameters-signature parameters $Object interfaces)
(|> $Object product;left $t;binary-name)
(|> interfaces
(L/map (|>. product;left $t;binary-name))
string-array)]))
definitions)
_ (ClassWriter.visitEnd [] writer)]
(ClassWriter.toByteArray [] writer)))
(def: #export (method visibility config name type then)
(-> $;Visibility $;Method-Config Text $;Method $;Inst
$;Def)
(function [writer]
(let [=method (ClassWriter.visitMethod [($_ i.+
(visibility-flag visibility)
(method-flag config))
($t;binary-name name)
($t;method-descriptor type)
($t;method-signature type)
(exceptions-array type)]
writer)
_ (MethodVisitor.visitCode [] =method)
_ (then =method)
_ (MethodVisitor.visitMaxs [0 0] =method)
_ (MethodVisitor.visitEnd [] =method)]
writer)))
(def: #export (abstract-method visibility config name type)
(-> $;Visibility $;Method-Config Text $;Method
$;Def)
(function [writer]
(let [=method (ClassWriter.visitMethod [($_ i.+
(visibility-flag visibility)
(method-flag config)
Opcodes.ACC_ABSTRACT)
($t;binary-name name)
($t;method-descriptor type)
($t;method-signature type)
(exceptions-array type)]
writer)
_ (MethodVisitor.visitEnd [] =method)]
writer)))
(def: #export (field visibility config name type)
(-> $;Visibility $;Field-Config Text $;Type $;Def)
(function [writer]
(let [=field (do-to (ClassWriter.visitField [($_ i.+
(visibility-flag visibility)
(field-flag config))
($t;binary-name name)
($t;descriptor type)
($t;signature type)
(host;null)] writer)
(FieldVisitor.visitEnd []))]
writer)))
(do-template [<name> <lux-type> <jvm-type> <prepare>]
[(def: #export (<name> visibility config name value)
(-> $;Visibility $;Field-Config Text <lux-type> $;Def)
(function [writer]
(let [=field (do-to (ClassWriter.visitField [($_ i.+
(visibility-flag visibility)
(field-flag config))
($t;binary-name name)
($t;descriptor <jvm-type>)
($t;signature <jvm-type>)
(<prepare> value)]
writer)
(FieldVisitor.visitEnd []))]
writer)))]
[boolean-field Bool $t;boolean id]
[byte-field Int $t;byte host;l2b]
[short-field Int $t;short host;l2s]
[int-field Int $t;int host;l2i]
[long-field Int $t;long id]
[float-field Real $t;float host;d2f]
[double-field Real $t;double id]
[char-field Nat $t;char (|>. nat-to-int host;l2i host;i2c)]
[string-field Text ($t;class "java.lang.String" (list)) id]
)
(def: #export (fuse defs)
(-> (List $;Def) $;Def)
(case defs
#;Nil
id
(#;Cons singleton #;Nil)
singleton
(#;Cons head tail)
(. head (fuse tail))))
|
