Function opt_str

atomic-canonical/src/memory.rs:237–243

(fm: &Map<String, Value>, key: &str)

}

fn opt_str(fm: &Map<String, Value>, key: &str) -> Option<String> {
    match fm.get(key) {
        Some(Value::String(s)) if !s.is_empty() => Some(s.clone()),
        Some(Value::Number(n)) => Some(n.to_string()),
        _ => None,
    }
}

fn str_array(fm: &Map<String, Value>, key: &str) -> Vec<String> {
    match fm.get(key) {