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|
(.module:
[lux (#- case)
["_" test (#+ Test)]
[abstract
[monad (#+ do)]]
[control
[pipe (#+ case>)]
["." try (#+ Try)]]
[data
["." text ("#@." equivalence)
["%" format (#+ format)]]
[number
["n" nat]
["f" frac]]
[collection
["." list ("#@." fold)]]]
[math
["r" random (#+ Random)]]
[tool
[compiler
["." reference]
["." analysis]
["." synthesis (#+ Path Synthesis)]
["." phase
["#/." synthesis
["." case]]
["." extension/synthesis]]]]]
[///
[common (#+ Runner)]])
(def: limit Nat 10)
(def: size
(Random Nat)
(|> r.nat (:: r.monad map (|>> (n.% ..limit) (n.max 2)))))
(def: (tail? size idx)
(-> Nat Nat Bit)
(n.= (dec size) idx))
(def: #export (verify expected)
(-> Frac (Try Any) Bit)
(|>> (case> (#try.Success actual)
(f.= expected (:coerce Frac actual))
(#try.Failure _)
false)))
(def: case
(Random [Synthesis Path])
(<| r.rec (function (_ case))
(`` ($_ r.either
(do r.monad
[value r.i64]
(wrap [(synthesis.i64 value)
synthesis.path/pop]))
(~~ (template [<gen> <synth> <path>]
[(do r.monad
[value <gen>]
(wrap [(<synth> value)
(<path> value)]))]
[r.bit synthesis.bit synthesis.path/bit]
[r.i64 synthesis.i64 synthesis.path/i64]
[r.frac synthesis.f64 synthesis.path/f64]
[(r.unicode 5) synthesis.text synthesis.path/text]))
(do {@ r.monad}
[size ..size
idx (|> r.nat (:: @ map (n.% size)))
[subS subP] case
#let [unitS (synthesis.text synthesis.unit)
caseS (synthesis.tuple
(list.concat (list (list.repeat idx unitS)
(list subS)
(list.repeat (|> size dec (n.- idx)) unitS))))
caseP ($_ synthesis.path/seq
(if (tail? size idx)
(synthesis.member/right idx)
(synthesis.member/left idx))
subP)]]
(wrap [caseS caseP]))
(do {@ r.monad}
[size ..size
idx (|> r.nat (:: @ map (n.% size)))
[subS subP] case
#let [right? (tail? size idx)
caseS (synthesis.variant
{#analysis.lefts idx
#analysis.right? right?
#analysis.value subS})
caseP ($_ synthesis.path/seq
(if right?
(synthesis.side/right idx)
(synthesis.side/left idx))
subP)]]
(wrap [caseS caseP]))
))))
(def: (let-spec run)
(-> Runner Test)
(do r.monad
[value r.safe-frac]
(_.test (%.name (name-of synthesis.branch/let))
(|> (synthesis.branch/let [(synthesis.f64 value)
0
(synthesis.variable/local 0)])
(run "let-spec")
(verify value)))))
(def: (if-spec run)
(-> Runner Test)
(do r.monad
[on-true r.safe-frac
on-false (|> r.safe-frac (r.filter (|>> (f.= on-true) not)))
verdict r.bit]
(_.test (%.name (name-of synthesis.branch/if))
(|> (synthesis.branch/if [(synthesis.bit verdict)
(synthesis.f64 on-true)
(synthesis.f64 on-false)])
(run "if-spec")
(verify (if verdict on-true on-false))))))
(def: (case-spec run)
(-> Runner Test)
(do r.monad
[[inputS pathS] ..case
on-success r.safe-frac
on-failure (|> r.safe-frac (r.filter (|>> (f.= on-success) not)))]
(_.test (%.name (name-of synthesis.branch/case))
(|> (synthesis.branch/case
[inputS
($_ synthesis.path/alt
($_ synthesis.path/seq
pathS
(synthesis.path/then (synthesis.f64 on-success)))
(synthesis.path/then (synthesis.f64 on-failure)))])
(run "case-spec")
(verify on-success)))))
(def: special-input
Synthesis
(let [_cursor_ (: Synthesis
(synthesis.tuple (list (synthesis.text "lux")
(synthesis.i64 +901)
(synthesis.i64 +13))))
_code_ (: (-> Synthesis Synthesis)
(function (_ content)
(synthesis.tuple (list _cursor_ content))))
_nil_ (: Synthesis
(synthesis.variant [0 #0 (synthesis.text "")]))
_cons_ (: (-> Synthesis Synthesis Synthesis)
(function (_ head tail)
(synthesis.variant [0 #1 (synthesis.tuple (list head tail))])))
_list_ (: (-> (List Synthesis) Synthesis)
(list@fold _cons_ _nil_))]
(let [__tuple__ (: (-> (List Synthesis) Synthesis)
(|>> list.reverse _list_ [9 #0] synthesis.variant _code_))
__form__ (: (-> (List Synthesis) Synthesis)
(|>> list.reverse _list_ [8 #0] synthesis.variant _code_))
__text__ (: (-> Text Synthesis)
(function (_ value)
(_code_ (synthesis.variant [5 #0 (synthesis.text value)]))))
__identifier__ (: (-> Name Synthesis)
(function (_ [module short])
(_code_ (synthesis.variant [6 #0 (synthesis.tuple (list (synthesis.text module)
(synthesis.text short)))]))))
__tag__ (: (-> Name Synthesis)
(function (_ [module short])
(_code_ (synthesis.variant [7 #0 (synthesis.tuple (list (synthesis.text module)
(synthesis.text short)))]))))
__list__ (: (-> (List Synthesis) Synthesis)
(list@fold (function (_ head tail)
(__form__ (list (__tag__ ["" "Cons"]) head tail)))
(__tag__ ["" "Nil"])))
__apply__ (: (-> Synthesis Synthesis Synthesis)
(function (_ func arg)
(__form__ (list func arg))))]
(|> _nil_
(_cons_ (__apply__ (__identifier__ ["" "form$"])
(__list__ (list (__apply__ (__identifier__ ["" "tag$"])
(__tuple__ (list (__text__ "lux")
(__text__ "Cons"))))
(__identifier__ ["" "export?-meta"])
(__identifier__ ["" "tail"])))))
(_cons_ (__tuple__ (list (__identifier__ ["" "tail"]))))
))))
(def: special-path
Path
(let [_nil_ (synthesis.path/side (#.Left 0))
_cons_ (synthesis.path/side (#.Right 0))
_head_ (synthesis.path/member (#.Left 0))
_tail_ (synthesis.path/member (#.Right 0))
_tuple_ (synthesis.path/side (#.Left 9))]
($_ synthesis.path/alt
($_ synthesis.path/seq
_cons_
_head_
_head_ (synthesis.path/bind 2) synthesis.path/pop
_tail_ _tuple_ _cons_
_head_ (synthesis.path/bind 3) synthesis.path/pop
_tail_ (synthesis.path/bind 4) synthesis.path/pop
synthesis.path/pop synthesis.path/pop synthesis.path/pop synthesis.path/pop
_tail_ _cons_
_head_ (synthesis.path/bind 5) synthesis.path/pop
_tail_ _nil_
## THEN
(synthesis.path/then (synthesis.bit #1)))
($_ synthesis.path/seq
(synthesis.path/bind 2)
## THEN
(synthesis.path/then (synthesis.bit #0))))))
(def: special-pattern
analysis.Pattern
(let [## [_ (#Tuple (#Cons arg args'))]
head (<| analysis.pattern/tuple (list (analysis.pattern/bind 2))
analysis.pattern/variant [9 #0]
analysis.pattern/variant [0 #1]
analysis.pattern/tuple (list (analysis.pattern/bind 3)
(analysis.pattern/bind 4)))
## (#Cons body #Nil)
tail (<| analysis.pattern/variant [0 #1]
analysis.pattern/tuple (list (analysis.pattern/bind 5))
analysis.pattern/variant [0 #0]
(analysis.pattern/unit))]
## (#Cons <head> <tail>)
(<| analysis.pattern/variant [0 #1]
(analysis.pattern/tuple (list head tail)))))
(def: special-pattern-path
Path
($_ synthesis.path/alt
(<| try.assume
(phase.run [extension/synthesis.bundle
synthesis.init])
(case.path phase/synthesis.phase
special-pattern)
(analysis.bit #1))
($_ synthesis.path/seq
(synthesis.path/bind 2)
## THEN
(synthesis.path/then (synthesis.bit #0)))))
## TODO: Get rid of this ASAP
(def: (special-spec run)
(-> Runner Test)
($_ _.and
(_.test "==="
(and (text@= (synthesis.%path special-path)
(synthesis.%path special-pattern-path))
(:: synthesis.path-equivalence = special-path special-pattern-path)))
(_.test "CODE"
(|> special-input
(run "special-input")
(case> (#try.Success output)
true
(#try.Failure _)
false)))
(_.test "PATTERN-MATCHING 0"
(|> (synthesis.branch/case [special-input
special-path])
(run "special-path")
(case> (#try.Success output)
true
(#try.Failure _)
false)))
(_.test "PATTERN-MATCHING 1"
(|> (synthesis.branch/case [special-input
special-pattern-path])
(run "special-pattern-path")
(case> (#try.Success output)
true
(#try.Failure _)
false)))
))
(def: #export (spec run)
(-> Runner Test)
($_ _.and
(..special-spec run)
(..let-spec run)
(..if-spec run)
(..case-spec run)
))
|
