Function family

tests/binary/modules/src/main.rs:100–110

(order: u32)

        }

        pub fn family(order: u32) -> &'static str {
            if order == 1 {
                "single"
            } else if order == 2 {
                "double"
            } else if order == 3 {
                "triple"
            } else {
                "unknown"
            }
        }
    }
}