But not str::to_titlecase which would require UAX#29 Unicode Text Segmentation which we decided not to include in of `std`: https://github.com/rust-lang/rfcs/pull/1054
But not str::to_titlecase which would require UAX#29 Unicode Text Segmentation which we decided not to include in of `std`: https://github.com/rust-lang/rfcs/pull/1054