Rollup of 4 pull requests#90695

Merged

bors merged 10 commits intorust-lang:masterfrom

GuillaumeGomez:rollup-kxvvw4o

Nov 9, 2021

Commits on Nov 2, 2021

Commits on Nov 6, 2021

use filter(|x| matches!(..)) instead of filter_map(|x| match x ... => Some(xy))
matthiaskrgr
committed
Fix last doc code comment being removed if it only had one character
GuillaumeGomez
committed
Add test for removed one character last line in rustdoc
GuillaumeGomez
committed