exit status: 1 with stderr:
<stdin>:15:30: error: same-type constraint type 'Never' does not conform to required protocol 'Error' extension Result where Error == Never { ^ <stdin>:24:8: error: type 'Never' does not conform to protocol 'Error' let a: Result<Int, Never> = .success(42) ^ <stdin>:17:9: error: switch must be exhaustive switch self { ^ <stdin>:17:9: note: add missing case: '.failure(_)' switch self { ^