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fix #17911 rawProc for cpp (#17912)

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Timothee Cour 2021-05-01 02:12:13 -07:00 • committed by GitHub
commit ee6d56141c
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4 changed files with 93 additions and 14 deletions
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18
lib/pure/hashes.nim
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@ -524,15 +524,21 @@ proc hash*[T: tuple | object | proc](x: T): Hash {.inline.} =
proc hash(a: Obj2): Hash = hash((a.x))
assert hash(Obj2[float](x: 520, y: "Nim")) == hash(Obj2[float](x: 520, y: "Nim2"))
runnableExamples:
# proc and closure examples
# proc
proc fn1() = discard
var a = 0
proc fn2() = a.inc
assert hash(fn1) != hash(fn2)
const fn1b = fn1
assert hash(fn1b) == hash(fn1)
let fn2b = fn2
assert hash(fn2b) == hash(fn2)
# closure
proc outer =
var a = 0
proc fn2() = a.inc
assert fn2 is "closure"
let fn2b = fn2
assert hash(fn2b) == hash(fn2)
assert hash(fn2) != hash(fn1)
outer()
when T is "closure":
result = hash((rawProc(x), rawEnv(x)))
elif T is (proc):