A set of snippets for Xcode.

Xcode 7.3.1 or later.

To install or update the snippets you need:

• Quit Xcode
• On the command line:

cd ~/Downloads git clone https://github.com/ismetanin/XcodeCodeSnippets mkdir -p $HOME/Library/Developer/Xcode/UserData/CodeSnippets cp XcodeCodeSnippets/CodeSnippets/* $HOME/Library/Developer/Xcode/UserData/CodeSnippets rm -rf XcodeCodeSnippets 

Or if you have a cloned repository:

• On the command line, cd into the directory with snippets and write sh ./install.sh

• Snippet: // MARK: - , shortcut: mark
• Snippet: // MARK: - Public methods, shortcut: Public methods
• Snippet: // MARK: - Internal methods, shortcut: Internal methods
• Snippet: // MARK: - Private methods, shortcut: Private methods
• Snippet: // MARK: - Constants, shortcut: Constants
• Snippet: // MARK: - IBOutlets, shortcut: IBOutletsMARK
• Snippet: // MARK: - IBActions, shortcut: IBActionsMARK
• Snippet: // MARK: - Initialization and deinitialization, shortcut: Initialization and deinitialization
• Snippet: // MARK: - Properties, shortcut: Properties
• Snippet: // MARK: - NSLayoutConstraints, shortcut: NSLayoutConstraintsMARK
• Snippet: // MARK: - Nested types, shortcut: Nested types
• Snippet: // MARK: - UITableViewCell, shortcut: UITableViewCellMARK
• Snippet: // MARK: - UIViewController, shortcut: UIViewControllerMARK

• A template for creating TableViewAdapter, shortcut: Table View Adapter

  Code

  
  

  import UIKit protocol <#Your#>ViewAdapterOutput { } final class <#Your#>TableViewAdapter: NSObject { // MARK: - Constants fileprivate let output: <#Your#>ViewAdapterOutput // MARK: - Properties fileprivate var items: [<#ItemsType#>] fileprivate (set) var tableView: UITableView { didSet { tableView.register(UINib(nibName: <#CellName#>, bundle: nil), forCellReuseIdentifier: <#CellName#>) } } // MARK: - Initialization and deinitialization init(output: <#Your#>ViewAdapterOutput) { self.output = output } // MARK: - Internal helpers func set(tableView: UITableView) { self.tableView = tableView } func configure(with items: <#ItemsType#>) { self.items = items } } // MARK: - UITableViewDataSource extension <#Your#>TableViewAdapter: UITableViewDataSource { func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int { return items.count } func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell { let cell = UITableViewCell() return cell } } // MARK: - UITableViewDelegate extension <#Your#>TableViewAdapter: UITableViewDelegate { func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) { tableView.deselectRow(at: indexPath, animated: true) } }

• A code block for creating user property in UserDefaults extension, shortcut: Defaults Key

  Code

  
  

   var <#defaultsKey#>: <#Type#> { get { return <#typeof#>(forKey: #function) } set { set(newValue, forKey: #function) } }

• A code block for layouting child view anchors equal to a parent view anchors, shortcut: Constraints - layout child as parent

  Code

  
  

   <#childView#>.translatesAutoresizingMaskIntoConstraints = false if #available(iOS 11.0, *) { NSLayoutConstraint.activate([ <#childView#>.topAnchor.constraint(equalTo: <#parentView#>.safeAreaLayoutGuide.topAnchor, constant: 0), <#childView#>.bottomAnchor.constraint(equalTo: <#parentView#>.safeAreaLayoutGuide.bottomAnchor, constant: 0), <#childView#>.leadingAnchor.constraint(equalTo: <#parentView#>.safeAreaLayoutGuide.leadingAnchor, constant: 0), <#childView#>.trailingAnchor.constraint(equalTo: <#parentView#>.safeAreaLayoutGuide.trailingAnchor, constant: 0) ]) } else { NSLayoutConstraint.activate([ <#childView#>.topAnchor.constraint(equalTo: <#parentView#>.topAnchor, constant: 0), <#childView#>.bottomAnchor.constraint(equalTo: <#parentView#>.bottomAnchor, constant: 0), <#childView#>.leadingAnchor.constraint(equalTo: <#parentView#>.leadingAnchor, constant: 0), <#childView#>.trailingAnchor.constraint(equalTo: <#parentView#>.trailingAnchor, constant: 0) ]) }

• A code block for creating object that implement TableCellGenerator and ViewBuilder protocols, shortcut: implTableCellGenerator. For more info about TableCellGenerator and ViewBuilder see ReactiveDataDisplayManager.

  Code

  
  

   class <#name#>Generator { // MARK: - Events <#events declarations#> // MARK: - Stored properties fileprivate let model: <#model type#> // MARK: - Initializers public init(model: <#model type#>) { self.model = model } } // MARK: - TableCellGenerator extension <#name#>Generator: TableCellGenerator { var identifier: UITableViewCell.Type { return <#cell type#>.self } func generate(tableView: UITableView, for indexPath: IndexPath) -> UITableViewCell { guard let cell = tableView.dequeueReusableCell(withIdentifier: self.identifier.nameOfClass, for: indexPath) as? <#cell type#> else { return UITableViewCell() } self.build(view: cell) return cell } } // MARK: - ViewBuilder extension <#name#>Generator: ViewBuilder { func build(view: <#cell type#>) { <#code for building cell#> } }

• A code block for creating user property in NSNotification.Name extension, shortcut: NSNotification Name

  Code

  
  

  static let <#notificationName#> = NSNotification.Name("<#projectName#>.notifications.<#notificationName#>")

• A code block for creating template comments for unit test, shortcut: Unit test template

  Code

  
  

  // given // when // then

• A code block for creating template constants enum, shortcut: Constants enum

  Code

  
  

   // MARK: - Enums private enum Constants { }

• A code block for creating keyboard notifications detector, shortcut: Keyboard detector

  Code

  
  

  func addKeyboardObservers() { NotificationCenter.default.addObserver(self, selector: #selector(keyboardWillShow), name: UIResponder.keyboardWillShowNotification, object: nil) NotificationCenter.default.addObserver(self, selector: #selector(keyboardWillHide), name: UIResponder.keyboardWillHideNotification, object: nil) } @objc func keyboardWillShow(notification: NSNotification) { guard let frame = notification.userInfo?[UIResponder.keyboardFrameEndUserInfoKey] as? NSValue else { return } } @objc func keyboardWillHide() { }

Ivan Smetanin, smetanin23@yandex.ru

XcodeCodeSnippets is available under the MIT license. See the LICENSE file for more info.