It takes time to become familiar with a new programming language and some features don't always immediately make sense. Enums are a joy to work with in Swift, but it took some time before I found a use for associated values. In this episode, we refactor Rainstorm by taking advantage of enums with associated values. We remove unnecessary optionals and make the code we write more readable.
Subscribe to Cocoacasts Plus to watch this episode.
Building a Weather Application From Scratch
Replacing Optionals with Enums and Associated Values
by Bart Jacobs in Swift
Swift 4
Xcode 9
iOS 11
Building a Weather Application From Scratch
-
03:30
-
07:15
-
12:08
-
05:59
-
07:54
-
13:09
-
13:56
-
12 Organizing Fonts and Colors
06:45
-
13 Implementing the Day View Model
15:55
-
15 Implementing the Week View Model
12:37
-
19 Replacing Optionals with Enums and Associated Values
09:30
-
20 Efficiently Refreshing Weather Data
08:48
-
09:40
-
22 Unit Testing With Mock Objects
10:49
-
23 Unit Testing Asynchronous Code
06:40
-
08:28
-
25 Exposing Gaps in the Test Suite
04:00