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// A C-like enum is a plain Nim enum: it compares and `case`-checks like Rust's.
#[derive(Clone, Copy, PartialEq, Eq, Debug)]
enum Error {
    InvalidEncoding,
    InvalidLength,
}

fn describe(e: Error) -> i32 {
    match e {
        Error::InvalidEncoding => 1,
        Error::InvalidLength => 2,
    }
}

fn main() {
    let a = Error::InvalidEncoding;
    let b = Error::InvalidLength;
    println!("{} {}", describe(a), describe(b));
    println!("{:?} {:?}", a, b);
    println!("{} {}", a == b, a == Error::InvalidEncoding);
}