Add playground

DifferenceKit.playground/Contents.swift

@@ -0,0 +1,41 @@
+/*:
+ ## Welcome to `DifferenceKit` Playground
+ ----
+ > 1. Open DifferenceKit.xcworkspace.
+ > 2. Build the DifferenceKit.
+ > 3. Open DifferenceKit playground in project navigator.
+ > 4. Show the live view in assistant editor.
+ */
+import DifferenceKit
+import PlaygroundSupport
+import UIKit
+
+let viewController = TableViewController()
+let navigationController = UINavigationController(rootViewController: viewController)
+navigationController.view.frame = CGRect(x: 0, y: 0, width: 320, height: 480)
+
+PlaygroundPage.current.needsIndefiniteExecution = true
+PlaygroundPage.current.liveView = navigationController.view
+
+let source = [
+ Section(model: "Section 1", elements: ["A", "B", "C"]),
+ Section(model: "Section 2", elements: ["D", "E", "F"]),
+ Section(model: "Section 3", elements: ["G", "H", "I"]),
+ Section(model: "Section 4", elements: ["J", "K", "L"])
+]
+
+let target = [
+ Section(model: "Section 5", elements: ["M", "N", "O"]),
+ Section(model: "Section 1", elements: ["A", "C"]),
+ Section(model: "Section 4", elements: ["J", "I", "K", "L"]),
+ Section(model: "Section 3", elements: ["G", "H", "Z"]),
+ Section(model: "Section 6", elements: ["P", "Q", "R"]),
+]
+
+viewController.dataInput = source
+
+var isSourceShown = true
+viewController.refreshAction = {
+ viewController.dataInput = isSourceShown ? target : source
+ isSourceShown = !isSourceShown
+}

DifferenceKit.playground/Sources/TableViewController.swift

@@ -0,0 +1,55 @@
+import UIKit
+import DifferenceKit
+import DifferenceKitUI
+
+extension String: Differentiable {}
+
+public final class TableViewController: UITableViewController {
+ public var refreshAction: (() -> Void)?
+
+ public var dataInput: [Section<String, String>] {
+ get { return data }
+ set {
+ let changeset = StagedChangeset(source: data, target: newValue)
+ tableView.reload(using: changeset, with: .fade) { data in
+ self.data = data
+ }
+ }
+ }
+
+ private var data = [Section<String, String>]()
+
+ public init() {
+ super.init(style: .grouped)
+ tableView.sectionHeaderHeight = 30
+ tableView.sectionFooterHeight = 0
+ tableView.register(UITableViewCell.self, forCellReuseIdentifier: String(describing: UITableViewCell.self))
+ navigationItem.rightBarButtonItem = UIBarButtonItem(barButtonSystemItem: .refresh, target: self, action: #selector(refresh))
+ }
+
+ public required init?(coder aDecoder: NSCoder) {
+ fatalError("init(coder:) has not been implemented")
+ }
+
+ @objc private func refresh() {
+ refreshAction?()
+ }
+
+ public override func numberOfSections(in tableView: UITableView) -> Int {
+ return data.count
+ }
+
+ public override func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
+ return data[section].elements.count
+ }
+
+ public override func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
+ let cell = tableView.dequeueReusableCell(withIdentifier: String(describing: UITableViewCell.self), for: indexPath)
+ cell.textLabel?.text = data[indexPath.section].elements[indexPath.row]
+ return cell
+ }
+
+ public override func tableView(_ tableView: UITableView, titleForHeaderInSection section: Int) -> String? {
+ return data[section].model
+ }
+}

DifferenceKit.playground/contents.xcplayground

@@ -0,0 +1,4 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<playground version='5.0' target-platform='ios' display-mode='rendered'>
+ <timeline fileName='timeline.xctimeline'/>
+</playground>

DifferenceKit.playground/timeline.xctimeline

@@ -0,0 +1,6 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<Timeline
+ version = "3.0">
+ <TimelineItems>
+ </TimelineItems>
+</Timeline>

DifferenceKit.xcodeproj/project.pbxproj

@@ -591,6 +591,7 @@
  isa = XCBuildConfiguration;
  baseConfigurationReference = 6B2DF88A210E39A8004D2D40 /* DifferenceKit.xcconfig */;
  buildSettings = {
+ APPLICATION_EXTENSION_API_ONLY = YES;
  CODE_SIGN_IDENTITY = "";
  CODE_SIGN_STYLE = Manual;
  DEFINES_MODULE = NO;
@@ -619,6 +620,7 @@
  isa = XCBuildConfiguration;
  baseConfigurationReference = 6B2DF88A210E39A8004D2D40 /* DifferenceKit.xcconfig */;
  buildSettings = {
+ APPLICATION_EXTENSION_API_ONLY = YES;
  CODE_SIGN_IDENTITY = "";
  CODE_SIGN_STYLE = Manual;
  DEFINES_MODULE = NO;

DifferenceKit.xcworkspace/xcshareddata/IDEWorkspaceChecks.plist

@@ -0,0 +1,8 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "https://www.apple.com/DTDs/PropertyList-1.0.dtd">
+<plist version="1.0">
+<dict>
+ <key>IDEDidComputeMac32BitWarning</key>
+ <true/>
+</dict>
+</plist>