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(.module:
  [lux (#- Definition Type)
   [ffi (#+ import:)]
   [abstract
    monad]
   [control
    ["<>" parser
     ["<.>" code]]]
   [data
    [binary (#+ Binary)]
    [collection
     ["." list ("#/." functor)]]]
   [macro
    ["." code]
    [syntax (#+ syntax:)]]
   [target
    [jvm
     ["." type (#+ Type)
      [category (#+ Class)]]]]
   [tool
    [compiler
     [reference
      [variable (#+ Register)]]
     [language
      [lux
       ["." generation]]]
     [meta
      [archive (#+ Archive)]]]]])

(import: org/objectweb/asm/MethodVisitor)

(import: org/objectweb/asm/ClassWriter)

(import: org/objectweb/asm/Label
  ["#::."
   (new [])])

(type: #export Def
  (-> org/objectweb/asm/ClassWriter org/objectweb/asm/ClassWriter))

(type: #export Inst
  (-> org/objectweb/asm/MethodVisitor org/objectweb/asm/MethodVisitor))

(type: #export Label
  org/objectweb/asm/Label)

(type: #export Visibility
  #Public
  #Protected
  #Private
  #Default)

(type: #export Version
  #V1_1
  #V1_2
  #V1_3
  #V1_4
  #V1_5
  #V1_6
  #V1_7
  #V1_8)

(type: #export ByteCode Binary)

(type: #export Definition [Text ByteCode])

(type: #export Anchor [Label Register])

(type: #export Host
  (generation.Host Inst Definition))

(template [<name> <base>]
  [(type: #export <name>
     (<base> ..Anchor ..Inst ..Definition))]

  [State     generation.State]
  [Operation generation.Operation]
  [Phase     generation.Phase]
  [Handler   generation.Handler]
  [Bundle    generation.Bundle]
  [Extender  generation.Extender]
  )

(type: #export (Generator i)
  (-> Phase Archive i (Operation Inst)))

(syntax: (config: {type <code>.local_identifier}
           {none <code>.local_identifier}
           {++ <code>.local_identifier}
           {options (<code>.tuple (<>.many <code>.local_identifier))})
  (let [g!type (code.local_identifier type)
        g!none (code.local_identifier none)
        g!tags+ (list/map code.local_tag options)
        g!_left (code.local_identifier "_left")
        g!_right (code.local_identifier "_right")
        g!options+ (list/map (function (_ option)
                               (` (def: (~' #export) (~ (code.local_identifier option))
                                    (~ g!type)
                                    (|> (~ g!none)
                                        (set@ (~ (code.local_tag option)) #1)))))
                             options)]
    (wrap (list& (` (type: (~' #export) (~ g!type)
                      (~ (code.record (list/map (function (_ tag)
                                                  [tag (` .Bit)])
                                                g!tags+)))))

                 (` (def: (~' #export) (~ g!none)
                      (~ g!type)
                      (~ (code.record (list/map (function (_ tag)
                                                  [tag (` #0)])
                                                g!tags+)))))

                 (` (def: (~' #export) ((~ (code.local_identifier ++)) (~ g!_left) (~ g!_right))
                      (-> (~ g!type) (~ g!type) (~ g!type))
                      (~ (code.record (list/map (function (_ tag)
                                                  [tag (` (or (get@ (~ tag) (~ g!_left))
                                                              (get@ (~ tag) (~ g!_right))))])
                                                g!tags+)))))

                 g!options+))))

(config: Class_Config  noneC ++C [finalC])
(config: Method_Config noneM ++M [finalM staticM synchronizedM strictM])
(config: Field_Config  noneF ++F [finalF staticF transientF volatileF])

(def: #export new_label
  (-> Any Label)
  (function (_ _)
    (org/objectweb/asm/Label::new)))

(def: #export (simple_class name)
  (-> Text (Type Class))
  (type.class name (list)))