LeadKit/Sources/Protocols/StoryboardProtocol.swift

65 lines
2.2 KiB
Swift

//
// Copyright (c) 2017 Touch Instinct
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
//
import UIKit
/**
* protocol which helps us organize storyboards and view controllers creation
*/
public protocol StoryboardProtocol {
associatedtype StoryboardIdentifier
associatedtype ViewControllerIdentifier
/**
- returns: storyboard identifier with associatedtype type
*/
static var storyboardIdentifier: StoryboardIdentifier { get }
/**
- returns: bundle for storyboard initialization
*/
static var bundle: Bundle? { get }
/**
method which instantiate UIViewControlle instance for specific view controller identifier
- parameter _: object which represents view controller identifier
- returns: UIViewController instance
*/
static func instantiateViewController(_: ViewControllerIdentifier) -> UIViewController
}
public extension StoryboardProtocol {
public static func instantiate<T: UIViewController>(_ identificator: Self.ViewControllerIdentifier) -> T {
guard let controller = instantiateViewController(identificator) as? T else {
assertionFailure("\(T.self) not created")
return T()
}
return controller
}
}