6160c44d67
* Update copyright holding and dates * compound IDE Macros updated * update copyright * update copyrights done * update templates and README
29 lines
962 B
Swift
29 lines
962 B
Swift
//
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// Copyright 2025 Element Creations Ltd.
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// Copyright 2022-2025 New Vector Ltd.
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//
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// SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial.
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// Please see LICENSE files in the repository root for full details.
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//
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import Foundation
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/// Represents a specific portion of the ViewState that can be bound to with SwiftUI's [2-way binding](https://developer.apple.com/documentation/swiftui/binding).
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@MainActor
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protocol BindableState {
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/// The associated type of the Bindable State. Defaults to Void.
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associatedtype BindStateType = Void
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var bindings: BindStateType { get set }
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}
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extension BindableState where BindStateType == Void {
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/// We provide a default implementation for the Void type so that we can have `ViewState` that
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/// just doesn't include/take advantage of the bindings.
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var bindings: Void {
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get { }
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set {
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fatalError("Can't bind to the default Void binding.")
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}
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}
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}
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