1) Here are some tips & tricks for refactoring: https://developer.apple.com/documentation/xcode/finding-and-refactoring-code https://developer.apple.com/documen

1) Here are some tips & tricks for refactoring: https://developer.apple.com/documentation/xcode/finding-and-refactoring-code https://developer.apple.com/documentation/xcode/finding-and-... The “rename in project” and “rename in scope” functions are quite neat. 2) Check out SwiftLint: https://github.com/realm/SwiftLint https://github.com/realm/SwiftLint I have not used it in a while, but it comes with good defaults and is highly customizable to your own preferred Swift style.