Function parse_unicode_hex

cel/src/parser/parse.rs:364–376

(length: usize, chars: &mut I)

}

fn parse_unicode_hex<I>(length: usize, chars: &mut I) -> Result<char, ParseUnicodeError>
where
    I: Iterator<Item = (usize, char)>,
{
    let unicode_seq: String = chars.take(length).map(|(_, c)| c).collect();

    u32::from_str_radix(&unicode_seq, 16)
        .map_err(|e| ParseUnicodeError::Hex {
            source: e,
            string: unicode_seq,
        })
        .and_then(|u| char::from_u32(u).ok_or(ParseUnicodeError::Unicode { value: u }))
}

fn parse_unicode_oct<I>(first_char: &char, chars: &mut I) -> Result<char, ParseUnicodeError>
where