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|
(.module:
[library
[lux {"-" [Definition]}
[abstract
[equivalence {"+" [Equivalence]}]
[monad {"+" [do]}]]
[control
["." exception {"+" [exception:]}]
["<>" parser
["<.>" code {"+" [Parser]}]]]
[data
["." sum]
["." product]
["." bit]
["." name]
["." text
["%" format]]
[collection
["." list]]]
["." macro
["." code]]
["." meta
["." location]]]]
["." //
["#." annotations {"+" [Annotations]}]
["#." check {"+" [Check]}]])
(type: .public Definition
(Record
[#name Text
#value (Either Check
Code)
#anns Annotations
#export? Bit]))
(def: .public equivalence
(Equivalence Definition)
($_ product.equivalence
text.equivalence
($_ sum.equivalence
//check.equivalence
code.equivalence
)
//annotations.equivalence
bit.equivalence
))
(def: extension
"lux def")
(def: (tag_format [module short])
(-> Name Code)
(` [(~ (code.text module))
(~ (code.text short))]))
(def: (annotations_format value)
(-> Annotations Code)
(case value
#.End
(` #.End)
(#.Item [name value] tail)
(` (#.Item [(~ (..tag_format name))
(~ value)]
(~ (annotations_format tail))))))
(def: dummy
Code
(` [#.module (~ (code.text (value@ #.module location.dummy)))
#.line (~ (code.nat (value@ #.line location.dummy)))
#.column (~ (code.nat (value@ #.column location.dummy)))]))
(def: .public (format (^slots [#name #value #anns #export?]))
(-> Definition Code)
(` ((~ (code.text ..extension))
(~ (code.local_identifier name))
(~ (case value
(#.Left check)
(//check.format check)
(#.Right value)
value))
[(~ ..dummy) (#.Record (~ (..annotations_format anns)))]
(~ (code.bit export?)))))
(def: tag_parser
(Parser Name)
(<code>.tuple (<>.and <code>.text <code>.text)))
(def: annotations_parser
(Parser Annotations)
(<>.rec
(function (_ recur)
($_ <>.or
(<code>.tag! (name_of #.End))
(<code>.form (do <>.monad
[_ (<code>.tag! (name_of #.Item))
[head tail] (<>.and (<code>.tuple (<>.and tag_parser <code>.any))
recur)]
(in [head tail])))
))))
(def: .public (parser compiler)
(-> Lux (Parser Definition))
(do {! <>.monad}
[raw <code>.any
me_raw (|> raw
macro.full_expansion
(meta.result compiler)
<>.lifted)]
(<| (<code>.local me_raw)
<code>.form
(<>.after (<code>.text! ..extension))
($_ <>.and
<code>.local_identifier
(<>.or //check.parser
<code>.any)
(<| <code>.tuple
(<>.after <code>.any)
<code>.form
(<>.after (<code>.this! (` #.Record)))
..annotations_parser)
<code>.bit
))))
(exception: .public (lacks_type {definition Definition})
(exception.report
["Definition" (%.code (..format definition))]))
(def: .public (typed compiler)
(-> Lux (Parser Definition))
(do <>.monad
[definition (..parser compiler)
_ (case (value@ #value definition)
(#.Left _)
(in [])
(#.Right _)
(<>.lifted (exception.except ..lacks_type [definition])))]
(in definition)))
|
