SwiftUI.Toggle.sources.swift

// Backport SwiftUI.Toggle.init(_:sources:isOn:)
// https://developer.apple.com/documentation/swiftui/toggle/init(_:ison:)-8qx3l

@available(iOS, deprecated: 16.0)
@available(macOS, deprecated: 13.0)
@available(tvOS, deprecated: 16.0)
@available(watchOS, deprecated: 9.0)
private extension SwiftUI.Toggle where Label == SwiftUI.Text {

    init<C>(_ titleKey: LocalizedStringKey, sources: C, isOn: KeyPath<C.Element, Binding<Bool>>) where C : RandomAccessCollection {
        self.init(titleKey,
                  isOn: Binding(
                    get: {
                        sources.allSatisfy { element in
                            element[keyPath: isOn].wrappedValue == true
                        }
                    },
                    set: { newValue in
                        sources.map {
                            $0[keyPath: isOn]
                        }.forEach { binding in
                            binding.wrappedValue = newValue
                        }
                    }
                  )
        )
    }

}

Screen.Shot.2022-10-30.at.21.53.32.mp4