achernoprudov

import SwiftUI
import PlaygroundSupport

struct ContainerView: View {
  var body: some View {
    BubbleContainer()
  }
}

struct BubbleContainer: View {

achernoprudov

protocol BakendService {
  func sum(first: Int, second: Int) -> Int
  func someNumber() -> Int
}

class BakendServiceProxy: BakendService {
  
  // lazy building function provided from DI
  private let instanceBuilder: () -> BakendService
  

achernoprudov

import os.log

// Example adds logging for specific opertaion which can be traced and analyzed 
// later by Xcode Profile Instruments

let log = OSLog(subsystem: "com.yourapp.subsystem", category: "performance")
let signpostID = OSSignpostID(log: log)

func performOperation() {
    os_signpost(.begin, log: log, name: "Perform Operation", signpostID: signpostID)

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UIMenu {
  UIAction(title: "Open", image: UIImage(systemName: "xmark.octagon")) { _ in
    ... 
  }
  UIMenu(title: "Edit") {
    if item.isHidden {
      UIAction(title: "Show", image: UIImage(systemName: "eye")) { _ in
        ...
      }
    } else {

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@resultBuilder
enum MenuElementsBuilder {

    static func buildBlock(_ elements: [UIMenuElement]...) -> [UIMenuElement] {
        return elements.flatMap { $0 }
    }

    static func buildExpression(_ element: UIMenuElement) -> [UIMenuElement] {
        return [element]
    }

achernoprudov

@resultBuilder
enum MenuElementsBuilder {
  static func buildExpression(_ element: UIMenuElement) -> [UIMenuElement] {
      return [element]
  }

  static func buildBlock(_ elements: [UIMenuElement]...) -> [UIMenuElement] {
      return elements.flatMap { $0 }
  }

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static func buildOptional(_ elements: [UIMenuElement]?) -> [UIMenuElement] {
  return elements ?? []
}

achernoprudov

UIMenu {
  UIAction(title: "Open", image: UIImage(systemName: "xmark.octagon")) { _ in
    ... 
  }
  UIMenu(title: "Edit") {
    item.isHidden 
      ? UIAction(title: "Show", image: UIImage(systemName: "eye")) { _ in
        ...
      }
      : UIAction(title: "Hide", image: UIImage(systemName: "eye.slash")) { _ in

achernoprudov

@resultBuilder
enum MenuElementsBuilder {    
  static func buildBlock(_ elements: UIMenuElement...) -> [UIMenuElement] {
      return elements
  }
}

extension UIMenu {
  convenience init(_ title: String = "", @MenuElementsBuilder builder: () -> [UIMenuElement]) {
    self.init(title: title, children: builder())

achernoprudov

UIMenu {
  UIAction("Open", icon "xmark.octagon") { _ in
    ... 
  }
  UIMenu(title: "Edit") {
    if item.isHidden {
      UIAction("Show", icon: "eye") { _ in
        ...
      }
    } else {