Recently I had to work with a JSON API that returned string values as top-level JSON objects. I was surprised to learn that JSONDecoder doesn’t support fragments as top-level objects, while JSONSerialization does.  let data = "\"foo\"".data(using: .utf8)! try JSONSerialization.jsonObject(with: data, options: .allowFragments) // "foo" try JSONDecoder().decode(String.self, from: data) // nope  I’m considering proposing a solution using a new JSONDecoder.FragmentDecodingStrategy enum:  open class J...