The API the image service exposes no longer accepts a completion handler. It returns a publisher instead. This is an improvement, but the image service still uses completion handlers under the hood. In this episode, we replace the completion handlers the image service uses internally with publishers.
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Building Reactive Applications With Combine
Transforming Publishers with Flat Map
by Bart Jacobs in Programming
Swift 5
Xcode 12
iOS 14
Building Reactive Applications With Combine
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03:12
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2 What Is Reactive Programming
09:53
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04:17
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04:24
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05:48
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13 Using Publishers to Push Data
06:27
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18 Reducing State with Subjects
08:35
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20 Reactifying the Week View Controller
08:32
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21 Combine and Diffable Data Sources
08:53
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23 Subscribing to Settings Changes
11:08
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07:25
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06:48
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07:35
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09:30
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11:04
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30 Transforming Publishers with Flat Map
08:02