Reviewing feedback on patterns in switch
Mark Raynsford
mark at io7m.com
Fri Jan 28 11:43:55 UTC 2022
On 2022-01-25T19:46:09 +0000
Brian Goetz <brian.goetz at oracle.com> wrote:
> We’ve previewed patterns in switch for two rounds, and have received some feedback. Overall, things work quite well, but there were a few items which received some nontrivial feedback, and I’m prepared to suggest some changes based on them. I’ll summarize them here and create a new thread for each with a more detailed description.
>
> I’ll make a call for additional items a little later; for now, let’s focus on these items before adding new things (or reopening old ones.)
>
> 1. Treatment of total patterns in switch / instanceof
>
> 2. Positioning of guards
>
> 3. Type refinements for GADTs
>
> 4. Diamond for type patterns (and record patterns)
Hello!
I'm a little late to the party, as ever, but is there a specific build I
should be looking at so that I can get a better idea of what the current
state of things are?
--
Mark Raynsford | https://www.io7m.com
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