Typeinfo Mk 2
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import typeinfo
type
Parent = object of RootObj
x: int
Child = object of Parent
y: string
type CustomAny* = object
value: pointer
rawType: pointer
proc customToAny*[T](x: var T): CustomAny {.inline.} =
result = cast[CustomAny](toAny(x))
proc compareRuntimeTypes[A, B](a: var A, b: var B): bool =
result = customToAny(a).rawType == customToAny(b).rawType
var x = Parent(x: 4)
var y = Child(x: 4, y:"Hello")
var z = Parent(x: 6)
echo compareRuntimeTypes(x, y)
echo compareRuntimeTypes(x, z)
Nim
INFO