Derive Macro OneHot 

#[derive(OneHot)]
{
    // Attributes available to this derive:
    #[onehot]
}

The auto derive macro for OneHot.

Enums and structs:

#[derive(OneHot)]
pub enum SimpleEnum {
	First,
	Second,
	#[onehot(ignore)] // Fields with the `ignore` attribute are disconsidered.
	Third,
}

#[derive(OneHot)]
struct SimpleStruct {
	f1: bool,
	f2: SimpleEnum,
}

Structs can also be tuple and/or generic:

#[derive(OneHot)]
pub struct SimpleGenericStruct<'a, T: OneHot + 'a>(
	bool,
	 &'a T,
	#[onehot(ignore)] u32
);