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(.module:
[lux #*
[abstract
[monoid (#+)]
["." equivalence (#+ Equivalence)]
["." monad (#+ do)]]
[control
["<>" parser
["<2>" binary (#+ Parser)]]
["." state (#+ State)]]
[data
[number (#+)
[i64 (#+)]]
[format
[".F" binary (#+ Writer) ("#@." monoid)]]
[collection
["." row (#+ Row)]]]
[type
[abstract (#+)]]]
["." // #_
["#." modifier (#+ Modifier modifiers:)]
["#." version (#+ Version Minor Major)]
["#." magic (#+ Magic)]
["#." index (#+ Index)]
["#." attribute (#+ Attribute)]
["#." field (#+ Field)]
["#." method (#+ Method)]
[encoding
["#." unsigned (#+)]
["#." name (#+ Internal)]]
["#." constant (#+ Constant)
["#/." pool (#+ Pool)]]])
(type: #export #rec Class
{#magic Magic
#minor-version Minor
#major-version Major
#constant-pool Pool
#modifier (Modifier Class)
#this (Index //constant.Class)
#super (Index //constant.Class)
#interfaces (Row (Index //constant.Class))
#fields (Row Field)
#methods (Row Method)
#attributes (Row Attribute)})
(modifiers: Class
["0001" public]
["0010" final]
["0020" super]
["0200" interface]
["0400" abstract]
["1000" synthetic]
["2000" annotation]
["4000" enum]
)
(def: #export equivalence
(Equivalence Class)
($_ equivalence.product
//unsigned.equivalence
//unsigned.equivalence
//unsigned.equivalence
//constant/pool.equivalence
//modifier.equivalence
//index.equivalence
//index.equivalence
(row.equivalence //index.equivalence)
(row.equivalence //field.equivalence)
(row.equivalence //method.equivalence)
(row.equivalence //attribute.equivalence)))
(def: (install-classes this super interfaces)
(-> Internal Internal (List Internal)
(State Pool [(Index //constant.Class) (Index //constant.Class) (Row (Index //constant.Class))]))
(do state.monad
[@this (//constant/pool.class (//name.read this))
@super (//constant/pool.class (//name.read super))
@interfaces (: (State Pool (Row (Index //constant.Class)))
(monad.fold @ (function (_ interface @interfaces)
(do @
[@interface (//constant/pool.class (//name.read interface))]
(wrap (row.add @interface @interfaces))))
row.empty
interfaces))]
(wrap [@this @super @interfaces])))
(def: #export (class version modifier
this super interfaces
fields methods attributes)
(-> Major (Modifier Class)
Internal Internal (List Internal)
(List (State Pool Field))
(Row Method)
(Row Attribute)
Class)
(let [[pool [@this @super @interfaces] =fields]
(state.run //constant/pool.empty
(do state.monad
[classes (install-classes this super interfaces)
=fields (monad.seq state.monad fields)]
(wrap [classes =fields])))]
{#magic //magic.code
#minor-version //version.default-minor
#major-version version
#constant-pool pool
#modifier modifier
#this @this
#super @super
#interfaces @interfaces
#fields (row.from-list =fields)
#methods methods
#attributes attributes}))
(def: #export parser
(Parser Class)
(do <>.monad
[magic //magic.parser
minor-version //version.parser
major-version //version.parser
constant-pool //constant/pool.parser
modifier //modifier.parser
this //index.parser
super //index.parser
interfaces (<2>.row/16 //index.parser)
fields (<2>.row/16 (//field.parser constant-pool))
methods (<2>.row/16 (//method.parser constant-pool))
attributes (<2>.row/16 (//attribute.parser constant-pool))]
(wrap {#magic magic
#minor-version minor-version
#major-version major-version
#constant-pool constant-pool
#modifier modifier
#this this
#super super
#interfaces interfaces
#fields fields
#methods methods
#attributes attributes})))
(def: #export (writer class)
(Writer Class)
(`` ($_ binaryF@compose
(~~ (template [<writer> <slot>]
[(<writer> (get@ <slot> class))]
[//magic.writer #magic]
[//version.writer #minor-version]
[//version.writer #major-version]
[//constant/pool.writer #constant-pool]
[//modifier.writer #modifier]
[//index.writer #this]
[//index.writer #super]))
(~~ (template [<writer> <slot>]
[((binaryF.row/16 <writer>) (get@ <slot> class))]
[//index.writer #interfaces]
[//field.writer #fields]
[//method.writer #methods]
[//attribute.writer #attributes]
))
)))
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