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added optional protocol methods
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14 files changed

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lines changed

14 files changed

+455
-0
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‎ChildViewControllers/ChildViewControllers.xcodeproj/project.xcworkspace/xcuserdata/stevencurtis.xcuserdatad/UserInterfaceState.xcuserstate

-33 Bytes
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‎OptionalProtocolMethods/1.swift

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protocol Route {
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func moveToHomeScreen()
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func moveToSettings()
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}
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class IntroViewController: Route {
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func moveToHomeScreen() {
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// implementation
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}
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func moveToSettings() {
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// implementation
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}
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}
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class HomeViewController: Route {
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// not required in this case
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func moveToHomeScreen() {
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// implementation
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}
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func moveToSettings() {
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// implementation
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}
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}

‎OptionalProtocolMethods/2.swift

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protocol Route {
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func moveToHomeScreen()
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func moveToSettings()
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}
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extension Route {
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func moveToHomeScreen() {
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// implementation
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}
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}
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class IntroViewController: Route {
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func moveToHomeScreen() {
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// implementation
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}
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func moveToSettings() {
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// implementation
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}
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}
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class HomeViewController: Route {
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// not required in this case
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func moveToSettings() {
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// implementation
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}
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}
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//@objc protocol Route {
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// @objc optional func moveToHomeScreen()
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// func moveToSettings()
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//}
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//
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//class IntroViewController: Route {
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// func moveToHomeScreen() {
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// // implementation
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// }
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//
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// func moveToSettings() {
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// // implementation
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// }
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//}
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//
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//class HomeViewController: Route {
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// func moveToSettings() {
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// // implementation
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// }
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//}
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‎OptionalProtocolMethods/3.swift

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@objc protocol Route {
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@objc optional func moveToHomeScreen()
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func moveToSettings()
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}
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class IntroViewController: Route {
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func moveToHomeScreen() {
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// implementation
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}
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func moveToSettings() {
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// implementation
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}
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}
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class HomeViewController: Route {
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func moveToSettings() {
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// implementation
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}
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}

‎OptionalProtocolMethods/4.swift

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protocol HomeRoute {
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func moveToHomeScreen()
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}
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protocol SettingsRoute {
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func moveToSettings()
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}
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class IntroViewController: HomeRoute, SettingsRoute {
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func moveToHomeScreen() {
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// implementation
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}
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func moveToSettings() {
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// implementation
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}
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}
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class HomeViewController: SettingsRoute {
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func moveToSettings() {
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// implementation
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}
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}
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‎OptionalProtocolMethods/Images/Interface.png

8.62 KB
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‎OptionalProtocolMethods/OptionalProtocolMethods.playground/Contents.swift

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import UIKit
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print("Optional protocol methods")
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//protocol Route {
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// func moveToHomeScreen()
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// func moveToSettings()
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//}
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//
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//class IntroViewController: Route {
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// func moveToHomeScreen() {
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// // implementation
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// }
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//
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// func moveToSettings() {
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// // implementation
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// }
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//}
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//
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//class HomeViewController: Route {
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// // not required in this case
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// func moveToHomeScreen() {
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// // implementation
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// }
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//
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// func moveToSettings() {
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// // implementation
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// }
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//}
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//protocol Route {
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// func moveToHomeScreen()
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// func moveToSettings()
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//}
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//
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//extension Route {
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// func moveToHomeScreen() {
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// // implementation
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// }
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//}
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//
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//class IntroViewController: Route {
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// func moveToHomeScreen() {
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// // implementation
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// }
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//
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// func moveToSettings() {
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// // implementation
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// }
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//}
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//
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//class HomeViewController: Route {
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// // not required in this case
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// func moveToHomeScreen() {
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// // implementation
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// }
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//
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// func moveToSettings() {
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// // implementation
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// }
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//}
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//@objc protocol Route {
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// @objc optional func moveToHomeScreen()
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// func moveToSettings()
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//}
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//
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//class IntroViewController: Route {
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// func moveToHomeScreen() {
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// // implementation
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// }
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//
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// func moveToSettings() {
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// // implementation
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// }
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//}
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//
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//class HomeViewController: Route {
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// func moveToSettings() {
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// // implementation
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// }
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//}
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protocol HomeRoute {
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func moveToHomeScreen()
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}
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protocol SettingsRoute {
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func moveToSettings()
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}
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class IntroViewController: HomeRoute, SettingsRoute {
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func moveToHomeScreen() {
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// implementation
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}
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func moveToSettings() {
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// implementation
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}
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}
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class HomeViewController: SettingsRoute {
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func moveToSettings() {
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// implementation
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}
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}

‎OptionalProtocolMethods/OptionalProtocolMethods.playground/contents.xcplayground

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<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
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<playground version='5.0' target-platform='ios' buildActiveScheme='true' importAppTypes='true'>
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<timeline fileName='timeline.xctimeline'/>
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</playground>

‎OptionalProtocolMethods/OptionalProtocolMethods.playground/playground.xcworkspace/contents.xcworkspacedata

+7
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‎OptionalProtocolMethods/OptionalProtocolMethods.playground/playground.xcworkspace/xcuserdata/stevencurtis.xcuserdatad/UserInterfaceState.xcuserstate

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‎OptionalProtocolMethods/OptionalProtocolMethods.playground/xcuserdata/stevencurtis.xcuserdatad/xcschemes/xcschememanagement.plist

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<?xml version="1.0" encoding="UTF-8"?>
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<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
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<plist version="1.0">
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<dict>
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<key>SchemeUserState</key>
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<dict>
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<key>OptionalProtocolMethods (Playground).xcscheme</key>
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<dict>
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<key>isShown</key>
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<false/>
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<key>orderHint</key>
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<integer>0</integer>
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</dict>
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</dict>
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</dict>
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</plist>

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