#[macro_use]
extern crate bitflags;
#[macro_use]
extern crate serde_derive;
extern crate serde;
extern crate serde_json;


bitflags! {
  //this cfg applied to BF not to serialize, remove `not` to check
  #[cfg_attr(not(windows), derive(Serialize))]
  pub struct BF: i32 {
      const NONE = 0;
      const SOME = 1;
  }
}

#[derive(Serialize)]
struct V {
   bf: BF,
}

fn main() {
    let n = BF::NONE;
    println!("{:?}", n);

    let v= V { bf: n };
    let s = serde_json::to_string(&v);
    println!("{:?}", s);
}