Macro ezhook::remote_swap_hook

macro_rules! remote_swap_hook {
    {
        @dollar($dollar:tt)

        #[hook]
        $(#[$attr:meta])* $vis:vis
        $(unsafe $($unsafe:lifetime)?)? $(extern $($abi:literal)?)?
        fn $name:ident($($param:tt)*) $(-> $ret:ty)? $body:block

        $($item:item)*
    } => { ... };
    ($($tt:tt)*) => { ... };
}