today's puzzle really makes me want proper sum typ...
# advent-of-coden
Nir
12/12/2020, 1:49 PMtoday's puzzle really makes me want proper sum types, sealed classes aren't cutting it. You can't put an enum class inside a sealed class because it can't inherit 😞
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ilya.gorbunov
12/12/2020, 3:14 PMI suppose sealed interfaces would solve this problem
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ephemient
12/12/2020, 3:40 PMdoes it have to be an enum class? `object`works inside a sealed class
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Nir
12/12/2020, 7:18 PM@ephemient good point, I used object and that makes it a bit nicer
Nir
12/12/2020, 7:19 PMStill not that comfortable with object
Nir
12/12/2020, 7:19 PMthis case is obviously the tip of the iceberg really of issues with sealed classes (vs sum types) but at least there's a decent solution here
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