Rollup of 8 pull requests - #85984

Merged

bors merged 22 commits into

rust-lang:masterfrom

JohnTitor:rollup-rq0g9ph

Jun 4, 2021

Commits on May 26, 2021

Document `From` impls for cow.rs
fee1-dead
committed
3870e8a

Commits on May 31, 2021

Remove unnecessary unboxed_closures feature usage
bjorn3
committed
b4ed711
Use allow_internal_unstable more in rustc_index
bjorn3
committed
9de82d7
Remove unused feature gates
bjorn3
committed
312f964

Commits on Jun 1, 2021

Fix typo in internal documentation for `TrustedRandomAccess`
steffahn
committed
c5233b7
updated shlex for jsondocck
klensy
committed
c63cb01
replace lazy_static with once_cell, drop direct dependency on serde
klensy
committed
5afc594

Commits on Jun 2, 2021

Improve check_ref suggestions in macros.
m-ou-se
committed
80828f2
Add test for ref suggestions in macros.
m-ou-se
committed
e735f60

Commits on Jun 4, 2021