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Fix fixAbstractType for user defined typeclasses, fixes #19730 & #18409 (#19732)

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nc-x 2022-04-30 19:28:58 +05:30 • committed by GitHub
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compiler/semexprs.nim
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@ -645,7 +645,7 @@ proc fixAbstractType(c: PContext, n: PNode) =
skipTypes(it.typ, abstractVar).kind notin {tyOpenArray, tyVarargs}:
if skipTypes(it[1].typ, abstractVar).kind in
{tyNil, tyTuple, tySet} or it[1].isArrayConstr:
var s = skipTypes(it.typ, abstractVar)
var s = skipTypes(it.typ, abstractVar + tyUserTypeClasses)
if s.kind != tyUntyped:
changeType(c, it[1], s, check=true)
n[i] = it[1]