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kaba0
on Feb 4, 2021
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The visitor pattern is essentially the same thing ...
Just a heads-up, but sealed classes (basically sum types) and proper pattern matching is coming to Java.
Twisol
on Feb 4, 2021
[–]
After many years of not having them ;) I'll be very glad to be able to retire this well-used gripe.
mrkeen
on Feb 4, 2021
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We got Streams that don't short-circuit properly and Optionals that throw NullPointerExceptions, what creative fuck-ups do you reckon we'll get with sum types & pattern matching?
Twisol
on Feb 4, 2021
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Shh, you've said the quiet part out loud ;)
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