get doc comments on fields as runtime constants
#[derive(DocConsts)]
struct Test {
/// doc comment
/// with indentation
field: (),
/// another doc comment
field2: (),
}
#[test]
fn it_works() {
assert_eq!("doc comment\n with indentation", Test::get_docs().field);
assert_eq!("another doc comment", Test::get_docs().field2);
}