rust/tests/ui/macros/attr-from-macro.rs

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// aux-build:attr-from-macro.rs
// run-pass
extern crate attr_from_macro;
attr_from_macro::creator! {
struct Foo;
enum Bar;
enum FooBar;
}
fn main() {
// Checking the `repr(u32)` on the enum.
assert_eq!(4, std::mem::size_of::<Bar>());
// Checking the `repr(u16)` on the enum.
assert_eq!(2, std::mem::size_of::<FooBar>());
// Checking the Debug impl on the types.
eprintln!("{:?} {:?} {:?}", Foo, Bar::A, FooBar::A);
}