Function parse_spec_mapping_key

crates/common/src/cformat.rs:564–576

(iter: &mut ParseIter<I>)

}

fn parse_spec_mapping_key<T, I>(iter: &mut ParseIter<I>) -> Result<Option<T>, ParsingError>
where
    T: FormatBuf,
    I: Iterator<Item = T::Char>,
{
    if let Some((index, _)) = iter.next_if(|(_, c)| c.eq_char('(')) {
        return match parse_text_inside_parentheses(iter) {
            Some(key) => Ok(Some(key)),
            None => Err((CFormatErrorType::UnmatchedKeyParentheses, index)),
        };
    }
    Ok(None)
}

fn parse_flags<C, I>(iter: &mut ParseIter<I>) -> CConversionFlags
where