プロジェクトで CocoaPods を使用する

import Foundation import Yams import Combine extension Date { func dateToString() -> String { let format = DateFormatter() format.dateFormat = "MMM dd, yyyy" return format.string(from: self) } } let url = URL(string: "https://raw.githubusercontent.com/Lascorbe/CocoaConferences/master/_data/conferences.yml") public class ConferencesLoader: ObservableObject { @Published var conferences = [Conference]() var result: AnyCancellable? public init() { loadConferences(completion: { conferences in self.conferences = conferences }) } func loadConferences(completion: @escaping ([Conference]) -> Void) { URLSession.shared.dataTaskPublisher(for: url!) // Make the DataTaskPublisher output equivalent to the YAMLDecoder input .map {$0.data} // Decode the remote YAML file .decode(type: [Conference].self, decoder: YAMLDecoder()) // Specify a scheduler on which the current publisher will receive elements .receive(on: RunLoop.main) // Erase the publisher's actual type and convert it to AnyPublisher .eraseToAnyPublisher() // Attach a subscriber to the publisher. // receiveCompletion: a close to execute on completion. Use it to handle errors. // receiveValue: a closure to execute when receiving a value. .sink(receiveCompletion: { completion in switch completion { case .finished: break case .failure(let error): print(error.localizedDescription) } }, receiveValue: { conferences in completion(conferences) }) } }