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mod stuff {
pub struct Item {
c_object: Box<CObj>,
}
pub struct CObj {
name: Option<String>,
}
impl Item {
pub fn new() -> Item {
Item {
c_object: Box::new(CObj { name: None }),
}
}
}
}
macro_rules! check_ptr_exist {
($var:expr, $member:ident) => (
(*$var.c_object).$member.is_some()
//~^ ERROR field `c_object` of struct `Item` is private
);
}
fn main() {
let item = stuff::Item::new();
println!("{}", check_ptr_exist!(item, name));
}
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