André Schmidt andschdk
andschdk
/ SerialPresenter.swift
Last active
March 14, 2019 01:02
Simple protocol to ensure only one item is presented at a time. It is based on the Rx `.zip` operator. As an example it is used for presenting alerts one at a time. This is great when dealing with arbitrary number of alerts that can appear because of uncontrollable factors such as errors.
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| import RxSwift | |
| public protocol SerialPresenter { | |
| associatedtype T | |
| var incoming: Observable<T> { get } | |
| var dismissCurrent: Observable<Void> { get } | |
| var present: Observable<T> { get } | |
| } |