Function custom

xtask/src/version.rs:207–209

(s: &str)

    }

    fn custom(s: &str) -> VersionNumber {
        VersionNumber::CustomVersion(CustomVersion(s.to_owned()))
    }

    #[test_case("1.2.3", &[], Ok(v(1, 2, 3)))]
    #[test_case("1.2.3", &[Pattern::MajorMinorPatch], Ok(v(1, 2, 3)))]