如何解决以下两种方法的“ Apple合并当量”将是什么?
URLSession.shared.dataTaskPublisher(for:>)中有一个与URL会话等效的对象,并且可以很简单地用于处理“错误沙解码”,但是如何处理disableableResult的返回类型呢? URLSession.shared.dataTaskPublisher(for:>)中有一个与URL Session等效的对象,并且很容易处理“错误沙粒解码”
@discardableResult class func taskForGETRequest<ResponseType: Decodable>(url: URL,responseType: ResponseType.Type,completion: @escaping (ResponseType?,Error?) -> Void) -> URLSessionTask {
let task = URLSession.shared.dataTask(with: url) { data,response,error in
guard let data = data else {
DispatchQueue.main.async {
completion(nil,error)
}
return
}
let decoder = JSONDecoder()
do {
let responseObject = try decoder.decode(ResponseType.self,from: data)
DispatchQueue.main.async {
completion(responseObject,nil)
}
} catch {
do {
let errorResponse = try decoder.decode(TMDBResponse.self,from: data)
completion(nil,errorResponse)
} catch {
DispatchQueue.main.async {
completion(nil,error)
}
}
}
}
task.resume()
return task
}
class func taskForPOSTRequest<RequestType: Encodable,ResponseType: Decodable>(url: URL,body: RequestType,Error?) -> Void) {
var request = URLRequest(url: url)
request.httpMethod = "POST"
request.addValue("application/json",forHTTPHeaderField: "Content-Type")
request.httpBody = try! JSONEncoder().encode(body)
let task = URLSession.shared.dataTask(with: request) { (data,error) in
guard let data = data else {
completion(nil,error)
return
}
let decoder = JSONDecoder()
do {
let responseObject = try decoder.decode(ResponseType.self,from: data)
completion(responseObject,nil)
} catch {
do {
let errorResponse = try decoder.decode(TMDBResponse.self,errorResponse)
} catch {
DispatchQueue.main.async {
completion(nil,error)
}
}
}
}
task.resume()
}
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