Broken SwiftUI

Broken.swift

import SwiftUI

protocol MyBrokenStyle {
    associatedtype Body: View
    func makeBody(configuration: MyBrokenStyleConfiguration) -> Body
}

struct MyBrokenStyleConfiguration {}

struct DefaultMyBroken: View {
    let configuration: MyBrokenStyleConfiguration

    var body: some View {
        Text(":(")
    }
}

struct DefaultMyBrokenStyle: MyBrokenStyle {
    func makeBody(configuration: MyBrokenStyleConfiguration) -> some View {
        DefaultMyBroken(configuration: configuration)
    }
}

extension MyBrokenStyle where Self == DefaultMyBrokenStyle {
    static var `default`: DefaultMyBrokenStyle { .init() }
}

struct MyBrokenStyleKey: EnvironmentKey {
    static let defaultValue: any MyBrokenStyle = DefaultMyBrokenStyle()
}

extension EnvironmentValues {
    var myBrokenStyle: any MyBrokenStyle {
        get { self[MyBrokenStyleKey.self] }
        set { self[MyBrokenStyleKey.self] = newValue }
    }
}

extension View {
    func myBrokenStyle(_ style: some MyBrokenStyle) -> some View {
        environment(\.myBrokenStyle, style)
    }
}

struct MyNotBroken1: View {
    @Environment(\.myBrokenStyle) var style
    
    var body: some View {
        AnyView(style.makeBody(configuration: .init()))
    }
}

struct MyNotBroken2: View {
    @Environment(\.myBrokenStyle) var brokenStyle
    
    var body: some View {
        AnyView(brokenStyle.makeBody(configuration: .init()))
    }
}

struct MyBroken: View {
    @Environment(\.myBrokenStyle) var myBrokenStyle
    
    var body: some View {
        AnyView(myBrokenStyle.makeBody(configuration: .init()))
    }
}