Extends the functionality of Result<Success, Error>

Result+Extensions.swift

fileprivate extension Result {
    func get() throws -> Success {
        switch self {
        case .success(let value): return value
        case .failure(let error): throw error
        }
    }
    
    var data: Success? {
        return switch self {
        case .success(let value): value
        case .failure: nil
        }
    }
    
    var error: Failure? {
        return switch self {
        case .success: nil
        case .failure(let error): error
        }
    }
}