import SwiftUI

struct S: Scene {
  var body: some Scene {
    if true {
      WindowGroup {}
    } else {
      WindowGroup {}
    }
  }
}

extension SceneBuilder {
  static func buildEither<S: Scene>(first component: S) -> some Scene {
    component
  }

  static func buildEither<S: Scene>(second component: S) -> some Scene {
    component
  }
}