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#[macro_use]
extern crate err_derive;

mod codename;
mod version;

pub use self::codename::*;
pub use self::version::*;

impl From<Version> for Codename {
    fn from(version: Version) -> Codename {
        match (version.major, version.minor) {
            (18, 4) => Codename::Bionic,
            (18, 10) => Codename::Cosmic,
            (19, 4) => Codename::Disco,
            _ => panic!("unsupported ubuntu version"),
        }
    }
}

impl From<Codename> for Version {
    fn from(codename: Codename) -> Version {
        let (major, minor) = match codename {
            Codename::Bionic => (18, 4),
            Codename::Cosmic => (18, 10),
            Codename::Disco => (19, 4),
        };

        Version { major, minor, patch: 0 }
    }
}