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use describer::Describe; #[derive(Describe)] #[prettify(hide_opt = true)] struct MyStruct { maybe_vec_u8s: Option<Vec<u8>>, vec_maybe_u8s: Vec<Option<u8>>, } fn main() { assert_eq!( MyStruct::describe(), "MyStruct { vec_maybe_u8s: [u8]! }" ); }