Is there *any* valid excuse for Dart's decision to be unsound around variance?
@nick_r_cameron @rafaeldff @BrendanEich I haven't noticed trouble with variance in Rust, and it handles variance correctly.
-
-
@pcwalton@rafaeldff@BrendanEich do you have a link for variance in Rust? I couldn't find anything when I looked 2-ish months ago. -
@nick_r_cameron@rafaeldff@brendaneich It's not documented, but type checking has to handle it properly when lifetimes are involved.
End of conversation
New conversation -
Loading seems to be taking a while.
Twitter may be over capacity or experiencing a momentary hiccup. Try again or visit Twitter Status for more information.