Codable Dictionary

Codable+Dictionary.swift

public extension Encodable {
    public var dictionary: [String: Any]? {
        guard let data = try? JSONEncoder().encode(self) else { return nil }
        return (try? JSONSerialization.jsonObject(with: data, options: .allowFragments)).flatMap { $0 as? [String: Any] }
    }
}

public extension Decodable {
    public extension Decodable {
        public static func fromDictionary<T>(_ dict: [String: Any]) throws -> T where T: Decodable {
            let data = try JSONSerialization.data(withJSONObject: dict, options: [])
            return try JSONDecoder().decode(T.self, from: data)
        }
    }
}