Thursday, July 14, 2016

Magical Error Handling in Swift

Error handling in Swift has come a long way since the patterns in Swift 1 that were inspired by Objective-C. Major improvements in Swift 2 make the experience of handling unexpected states and conditions in your application more straightforward.
Just like other common programming languages, preferred error handling techniques in Swift can vary, depending upon the type of error encountered, and the overall architecture of your app.
This tutorial will take you through a magical example involving wizards, witches, bats and toads to illustrate how best to deal with common failure scenarios. You'll also look at how to upgrade error handling from projects written in earlier versions of Swift and, finally, gaze into your crystal ball at the possible future of error handling in Swift!

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