Heading.swift

import SwiftUI

struct Heading: View {
  let title: String
  let accessoryView: AnyView?

  init(
    _ title: String,
    accessoryView: AnyView? = nil
  ) {
    self.title = title
    self.accessoryView = accessoryView
  }

  var body: some View {
    HStack {
      Text(title).font(.title2).fontWeight(.semibold)
      Spacer()
      if let accessoryView = accessoryView {
        accessoryView
      }
    }
    .padding(.top, 20)
    .padding(.bottom, 10)
  }
}

struct Heading_Previews: PreviewProvider {
  static var previews: some View {
    VStack {
      Heading("Default")
      Heading("With an accessory view", accessoryView: AnyView(Color.blue.frame(width: 30, height: 30)))
    }
  }
}