core::str::validations

Function next_code_point_reverse

Source 
pub(super) unsafe fn next_code_point_reverse<'a, I>(
    bytes: &mut I,
) -> Option<u32>
where
    I: DoubleEndedIterator<Item = &'a u8>,
Expand description

Reads the last code point out of a byte iterator (assuming a UTF-8-like encoding).

ยงSafety

bytes must produce a valid UTF-8-like (UTF-8 or WTF-8) string