Written by Mattt October 14th, 2019 This article has been translated into: 한국어 Working on a large iOS codebase often involves a lot of waiting: Waiting for Xcode to index your files, waiting for Swift and Objective-C code to compile, waiting for the Simulator to boot and your app to launch… And after all of that, you spend even more time getting your app into a particular state and onto a particul