Function parse_usize

crates/common/src/format.rs:1148–1150

(s: &Wtf8)

}

fn parse_usize(s: &Wtf8) -> Option<usize> {
    s.as_str().ok().and_then(|s| s.parse().ok())
}

impl FieldName {
    pub fn parse(text: &Wtf8) -> Result<Self, FormatParseError> {