rust/src/test/ui/pattern/bindings-after-at/bind-by-move-neither-can-live-while-the-other-survives-1.rs

// This test is taken directly from #16053.
// It checks that you cannot use an AND-pattern (`binding @ pat`)
// where one side is by-ref and the other is by-move.

#![feature(bindings_after_at)]
#![feature(move_ref_pattern)]

struct X {
    x: (),
}

fn main() {
    let x = Some(X { x: () });
    match x {
        Some(ref _y @ _z) => {} //~ ERROR cannot move out of `_y` because it is borrowed
        None => panic!(),
    }

    let x = Some(X { x: () });
    match x {
        Some(_z @ ref _y) => {}
        //~^ ERROR borrow of moved value
        //~| ERROR borrow of moved value
        None => panic!(),
    }

    let mut x = Some(X { x: () });
    match x {
        Some(ref mut _y @ _z) => {} //~ ERROR cannot move out of `_y` because it is borrowed
        None => panic!(),
    }

    let mut x = Some(X { x: () });
    match x {
        Some(_z @ ref mut _y) => {}
        //~^ ERROR borrow of moved value
        //~| ERROR borrow of moved value
        None => panic!(),
    }
}