Make slice->str conversion and related functions `const`#90607

Merged

bors merged 2 commits intorust-lang:masterfrom

WaffleLapkin:const_str_from_utf8

Nov 18, 2021

Commits on Nov 17, 2021

Make slice->str conversion and related functions const
WaffleLapkin
committed

Commits on Nov 18, 2021

Fill in tracking issues for `const_str_from_utf8` and `const_str_from_utf8_unchecked_mut` features
WaffleLapkin
committed