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|
(.module:
[library
[lux (#- Type)
["." ffi (#+ import: do_to)]
[control
["." function]]
[data
["." product]
["." text
["%" format (#+ format)]]
[collection
["." array (#+ Array)]
["." list ("#@." functor)]]]
[math
[number
["i" int]]]
[target
[jvm
[encoding
["." name]]
["." type (#+ Type Constraint)
[category (#+ Class Value Method)]
["." signature]
["." descriptor]]]]]]
["." //])
(def: signature (|>> type.signature signature.signature))
(def: descriptor (|>> type.descriptor descriptor.descriptor))
(def: class_name (|>> type.descriptor descriptor.class_name name.read))
(import: java/lang/Object)
(import: java/lang/String)
(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_STRICT 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)])
(import: org/objectweb/asm/FieldVisitor
["#::."
(visitEnd [] void)])
(import: org/objectweb/asm/MethodVisitor
["#::."
(visitCode [] void)
(visitMaxs [int int] void)
(visitEnd [] void)])
(import: org/objectweb/asm/ClassWriter
["#::."
(#static COMPUTE_MAXS int)
(#static COMPUTE_FRAMES int)
(new [int])
(visit [int int java/lang/String java/lang/String java/lang/String [java/lang/String]] void)
(visitEnd [] void)
(visitField [int java/lang/String java/lang/String java/lang/String java/lang/Object] org/objectweb/asm/FieldVisitor)
(visitMethod [int java/lang/String java/lang/String java/lang/String [java/lang/String]] org/objectweb/asm/MethodVisitor)
(toByteArray [] [byte])])
(def: (string_array values)
(-> (List Text) (Array Text))
(let [output (ffi.array java/lang/String (list.size values))]
(exec (list@map (function (_ [idx value])
(ffi.write! idx value output))
(list.enumeration values))
output)))
(def: (version_flag version)
(-> //.Version Int)
(case version
#//.V1_1 (org/objectweb/asm/Opcodes::V1_1)
#//.V1_2 (org/objectweb/asm/Opcodes::V1_2)
#//.V1_3 (org/objectweb/asm/Opcodes::V1_3)
#//.V1_4 (org/objectweb/asm/Opcodes::V1_4)
#//.V1_5 (org/objectweb/asm/Opcodes::V1_5)
#//.V1_6 (org/objectweb/asm/Opcodes::V1_6)
#//.V1_7 (org/objectweb/asm/Opcodes::V1_7)
#//.V1_8 (org/objectweb/asm/Opcodes::V1_8)))
(def: (visibility_flag visibility)
(-> //.Visibility Int)
(case visibility
#//.Public (org/objectweb/asm/Opcodes::ACC_PUBLIC)
#//.Protected (org/objectweb/asm/Opcodes::ACC_PROTECTED)
#//.Private (org/objectweb/asm/Opcodes::ACC_PRIVATE)
#//.Default +0))
(def: (class_flags config)
(-> //.Class_Config Int)
($_ i.+
(if (value@ #//.finalC config) (org/objectweb/asm/Opcodes::ACC_FINAL) +0)))
(def: (method_flags config)
(-> //.Method_Config Int)
($_ i.+
(if (value@ #//.staticM config) (org/objectweb/asm/Opcodes::ACC_STATIC) +0)
(if (value@ #//.finalM config) (org/objectweb/asm/Opcodes::ACC_FINAL) +0)
(if (value@ #//.synchronizedM config) (org/objectweb/asm/Opcodes::ACC_SYNCHRONIZED) +0)
(if (value@ #//.strictM config) (org/objectweb/asm/Opcodes::ACC_STRICT) +0)))
(def: (field_flags config)
(-> //.Field_Config Int)
($_ i.+
(if (value@ #//.staticF config) (org/objectweb/asm/Opcodes::ACC_STATIC) +0)
(if (value@ #//.finalF config) (org/objectweb/asm/Opcodes::ACC_FINAL) +0)
(if (value@ #//.transientF config) (org/objectweb/asm/Opcodes::ACC_TRANSIENT) +0)
(if (value@ #//.volatileF config) (org/objectweb/asm/Opcodes::ACC_VOLATILE) +0)))
(def: param_signature
(-> (Type Class) Text)
(|>> ..signature (format ":")))
(def: (formal_param [name super interfaces])
(-> Constraint Text)
(format name
(param_signature super)
(|> interfaces
(list@map param_signature)
(text.interposed ""))))
(def: (constraints_signature constraints super interfaces)
(-> (List Constraint) (Type Class) (List (Type Class))
Text)
(let [formal_params (if (list.empty? constraints)
""
(format "<"
(|> constraints
(list@map formal_param)
(text.interposed ""))
">"))]
(format formal_params
(..signature super)
(|> interfaces
(list@map ..signature)
(text.interposed "")))))
(def: class_computes
Int
($_ i.+
(org/objectweb/asm/ClassWriter::COMPUTE_MAXS)
... (org/objectweb/asm/ClassWriter::COMPUTE_FRAMES)
))
(def: binary_name (|>> name.internal name.read))
(template [<name> <flag>]
[(def: .public (<name> version visibility config name constraints super interfaces
definitions)
(-> //.Version //.Visibility //.Class_Config Text (List Constraint) (Type Class) (List (Type Class)) //.Def
(ffi.type [byte]))
(let [writer (|> (do_to (org/objectweb/asm/ClassWriter::new class_computes)
(org/objectweb/asm/ClassWriter::visit (version_flag version)
($_ i.+
(org/objectweb/asm/Opcodes::ACC_SUPER)
<flag>
(visibility_flag visibility)
(class_flags config))
(..binary_name name)
(constraints_signature constraints super interfaces)
(..class_name super)
(|> interfaces
(list@map ..class_name)
string_array)))
definitions)
_ (org/objectweb/asm/ClassWriter::visitEnd writer)]
(org/objectweb/asm/ClassWriter::toByteArray writer)))]
[class +0]
[abstract (org/objectweb/asm/Opcodes::ACC_ABSTRACT)]
)
(def: $Object
(Type Class)
(type.class "java.lang.Object" (list)))
(def: .public (interface version visibility config name constraints interfaces
definitions)
(-> //.Version //.Visibility //.Class_Config Text (List Constraint) (List (Type Class)) //.Def
(ffi.type [byte]))
(let [writer (|> (do_to (org/objectweb/asm/ClassWriter::new class_computes)
(org/objectweb/asm/ClassWriter::visit (version_flag version)
($_ i.+
(org/objectweb/asm/Opcodes::ACC_ABSTRACT)
(org/objectweb/asm/Opcodes::ACC_INTERFACE)
(visibility_flag visibility)
(class_flags config))
(..binary_name name)
(constraints_signature constraints $Object interfaces)
(..class_name $Object)
(|> interfaces
(list@map ..class_name)
string_array)))
definitions)
_ (org/objectweb/asm/ClassWriter::visitEnd writer)]
(org/objectweb/asm/ClassWriter::toByteArray writer)))
(def: .public (method visibility config name type then)
(-> //.Visibility //.Method_Config Text (Type Method) //.Inst
//.Def)
(function (_ writer)
(let [=method (org/objectweb/asm/ClassWriter::visitMethod ($_ i.+
(visibility_flag visibility)
(method_flags config))
(..binary_name name)
(..descriptor type)
(..signature type)
(string_array (list))
writer)
_ (org/objectweb/asm/MethodVisitor::visitCode =method)
_ (then =method)
_ (org/objectweb/asm/MethodVisitor::visitMaxs +0 +0 =method)
_ (org/objectweb/asm/MethodVisitor::visitEnd =method)]
writer)))
(def: .public (abstract_method visibility config name type)
(-> //.Visibility //.Method_Config Text (Type Method)
//.Def)
(function (_ writer)
(let [=method (org/objectweb/asm/ClassWriter::visitMethod ($_ i.+
(visibility_flag visibility)
(method_flags config)
(org/objectweb/asm/Opcodes::ACC_ABSTRACT))
(..binary_name name)
(..descriptor type)
(..signature type)
(string_array (list))
writer)
_ (org/objectweb/asm/MethodVisitor::visitEnd =method)]
writer)))
(def: .public (field visibility config name type)
(-> //.Visibility //.Field_Config Text (Type Value) //.Def)
(function (_ writer)
(let [=field (do_to (org/objectweb/asm/ClassWriter::visitField ($_ i.+
(visibility_flag visibility)
(field_flags config))
(..binary_name name)
(..descriptor type)
(..signature type)
(ffi.null)
writer)
(org/objectweb/asm/FieldVisitor::visitEnd))]
writer)))
(template [<name> <lux_type> <jvm_type> <prepare>]
[(def: .public (<name> visibility config name value)
(-> //.Visibility //.Field_Config Text <lux_type> //.Def)
(function (_ writer)
(let [=field (do_to (org/objectweb/asm/ClassWriter::visitField ($_ i.+
(visibility_flag visibility)
(field_flags config))
(..binary_name name)
(..descriptor <jvm_type>)
(..signature <jvm_type>)
(<prepare> value)
writer)
(org/objectweb/asm/FieldVisitor::visitEnd))]
writer)))]
[boolean_field Bit type.boolean function.identity]
[byte_field Int type.byte ffi.long_to_byte]
[short_field Int type.short ffi.long_to_short]
[int_field Int type.int ffi.long_to_int]
[long_field Int type.long function.identity]
[float_field Frac type.float ffi.double_to_float]
[double_field Frac type.double function.identity]
[char_field Nat type.char (|>> .int ffi.long_to_int ffi.int_to_char)]
[string_field Text (type.class "java.lang.String" (list)) function.identity]
)
(def: .public (fuse defs)
(-> (List //.Def) //.Def)
(case defs
#.End
function.identity
(#.Item singleton #.End)
singleton
(#.Item head tail)
(function.composite (fuse tail) head)))
|
