Function char_to_decimal

crates/common/src/str.rs:646–651

(ch: char)

];

pub fn char_to_decimal(ch: char) -> Option<u8> {
    UNICODE_DECIMAL_VALUES
        .binary_search(&ch)
        .ok()
        .map(|i| (i % 10) as u8)
}

#[cfg(test)]
mod tests {