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//! This module defines a macro that lets you go from a raw pointer to a struct
//! to a raw pointer to a field of the struct.
macro_rules! generate_addr_of_methods {
(
impl<$($gen:ident)*> $struct_name:ty {$(
$(#[$attrs:meta])*
$vis:vis unsafe fn $fn_name:ident(self: NonNull<Self>) -> NonNull<$field_type:ty> {
&self$(.$field_name:tt)+
}
)*}
) => {
impl<$($gen)*> $struct_name {$(
$(#[$attrs])*
$vis unsafe fn $fn_name(me: ::core::ptr::NonNull<Self>) -> ::core::ptr::NonNull<$field_type> {
let me = me.as_ptr();
let field = ::std::ptr::addr_of_mut!((*me) $(.$field_name)+ );
::core::ptr::NonNull::new_unchecked(field)
}
)*}
};
}