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campbel
on Jan 5, 2024
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Go: What we got right, what we got wrong
Couldn't we do an optional type with the type system as is rather than embedding in the language?
type Optional[V any] struct { IsSet bool Value V }
kaba0
on Jan 5, 2024
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The type system would store it at compile time, while your type would only have it at runtime.
ncruces
on Jan 5, 2024
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How does that prevent an unset Value from being used?
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type Optional[V any] struct { IsSet bool Value V }