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ghost 0.1.19

Define your own PhantomData
Documentation 
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use ghost::phantom;

#[phantom]
struct MyPhantom<T: ?Sized>;

fn main() {
    let phantom = MyPhantom::<u8>;

    match phantom {
        MyPhantom => {}
    }

    match phantom {
        MyPhantom::<u8> => {}
    }
}