3 #![feature(const_type_name)]
6 const fn type_name_wrapper<T>(_: &T) -> &'static str {
7 std::any::type_name::<T>()
10 struct Struct<TA, TB, TC> {
16 type StructInstantiation = Struct<i8, f64, bool>;
18 const CONST_STRUCT: StructInstantiation = StructInstantiation { a: 12, b: 13.7, c: false };
20 const CONST_STRUCT_NAME: &'static str = type_name_wrapper(&CONST_STRUCT);
23 let non_const_struct = StructInstantiation { a: 87, b: 65.99, c: true };
25 let non_const_struct_name = type_name_wrapper(&non_const_struct);
27 assert_eq!(CONST_STRUCT_NAME, non_const_struct_name);