nicklockwood/SwiftFormat began providing an official cask based on this tap — you don't have to use this tap no longer. No longer maintained.
- SwiftFormat#xcode-source-editor-extension
- SwiftFormat/issues/134
- Homebrew/homebrew-cask/blob/master/Casks/swiftformat-for-xcode.rb
- Add Swiftformat for Xcode 0.43.3
Cask for the app of nicklockwood/SwiftFormat.
brew cask install aerobounce/swiftformat-for-xcode/swiftformat-for-xcode