graydon/rust — comment on commit cb9675259fd5b807d63a3986154031d38276c2dd
File: src/comp/driver/rustc.rs line 463
By lht:

I'm not sure if this is the right place to ask, but did add supporting of an optional trailing comma in list, tuple and record like Python been considered before? I guess there will be less merge conflicts and less key typing if written records like:

options = {
a: int,
b: int,
c: int,
}