preparation for potential rustfmt 1.4.19#4283

Merged

topecongiro merged 5 commits intorust-lang:rustfmt-1.4.19from calebcartwright:rustfmt-1.4.19

Jul 21, 2020

+170-164

Commits on Jun 27, 2020

Use correct span for match arms with the leading pipe and attributes (rust-lang#3975 )

topecongiro
authored and
calebcartwright
committed
deps: bump rustc-ap* to v666
calebcartwright
committed

Commits on Jul 10, 2020

deps: bump rustc-ap-* to v668
calebcartwright
committed

Commits on Jul 15, 2020