XcodeCodeSnippets

A set of snippets for Xcode.

Requirements

Xcode 7.3.1 or later.

Installation

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

List of snippets

Comments

• 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

Code

• 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

Author

Ivan Smetanin, [email protected]

License

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