Method peek_byte

crates/ruff_python_parser/src/string.rs:152–154

(&self)

    #[inline]
    fn peek_byte(&self) -> Option<u8> {
        self.source.as_bytes()[self.cursor..].first().copied()
    }

    fn parse_unicode_literal(&mut self, literal_number: usize) -> Result<char, LexicalError> {
        let mut p: u32 = 0u32;