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use std::fmt::{self, Display, Formatter};

use serde_derive::{Deserialize, Serialize};

/// Operating system architecture in terms of how many bits compose the basic values it can deal with.
#[derive(Debug, Copy, Clone, PartialEq, Eq, PartialOrd, Ord, Hash, Serialize, Deserialize)]
pub enum Bitness {
    /// Unknown bitness (unable to determine).
    Unknown,
    /// 32-bit.
    X32,
    /// 64-bit.
    X64,
}

impl Display for Bitness {
    fn fmt(&self, f: &mut Formatter) -> fmt::Result {
        match *self {
            Bitness::Unknown => write!(f, "unknown"),
            Bitness::X32 => write!(f, "32-bit"),
            Bitness::X64 => write!(f, "64-bit"),
        }
    }
}