Gavin King comments

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                                            Gavin King

indexing operator for multidimensional lists

Well, sure, the problem with option 1 is that the performance is potentially much worse.

"Compiler bug" referencing static Callable field

Ouch!

shortcut syntax for partial function application

@CPColin I'm not sure, I would have to try it. And then I would have to decide if I actually like it ;-)

shortcut syntax for partial function application

> I would have to try it A quick attempt at this choked ANTLR, but I don't have time right now to dig into precisely *why*.

shortcut syntax for partial function application

@CPColin no, "choked" as in resulted in this error: > Decision can match input such as "VALUE_MODIFIER" using multiple alternatives: 1, 2, 3 i.e. it looked ambiguous to ANTLR.

shortcut syntax for partial function application

> I think it is a good idea to be extremely careful with syntactic sugar magic that makes the language less explicit and more compact, because it also makes the...

shortcut syntax for partial function application

Now that we have #7058, I feel like the pressure for this feature is significantly alleviated.

Allow cases where a constant label refers to an enumerated value

I have edited the issue description since we've already supported switching on Java `enum`s for a long time now.

Backend error in Java functional-interface interop

Related issue #7379.

allow use-site variance in upper bound type constraints

Well, I made a totally trivial change to remove the limitation, and went looking for broken things. Surprisingly, everything I've tried seems to be working just fine! I'm still looking...