53 lines
2.7 KiB
Swift
53 lines
2.7 KiB
Swift
import Foundation
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public extension URLSession {
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var backport: Backport<URLSession> { .init(original: self) }
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}
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public extension Backport where Original: URLSession {
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/// Convenience method to load data using an URLRequest, creates and resumes an URLSessionDataTask internally.
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///
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/// - Parameter request: The URLRequest for which to load data.
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/// - Parameter delegate: Task-specific delegate.
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/// - Returns: Data and response.
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@available(macOS, deprecated: 12.0, message: "No need for .backport any more")
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@available(iOS, deprecated: 15.0, message: "No need for .backport any more")
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@available(tvOS, deprecated: 15.0, message: "No need for .backport any more")
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@available(watchOS, deprecated: 8.0, message: "No need for .backport any more")
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func data(for request: URLRequest, delegate: URLSessionTaskDelegate? = nil) async throws -> (Data, URLResponse) {
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if #available(macOS 12.0, iOS 15.0, tvOS 15.0, watchOS 8.0, *) {
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return try await original.data(for: request, delegate: delegate)
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} else {
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precondition(delegate == nil, "Cannot set delegate")
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return try await withUnsafeThrowingContinuation { continuation in
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let task = URLSession.shared.dataTask(with: request) { data, response, error in
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if let data = data, let response = response {
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continuation.resume(returning: (data, response))
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} else if let error = error {
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continuation.resume(throwing: error)
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} else {
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fatalError("Neither response nor error")
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}
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}
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task.resume()
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}
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}
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}
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/// Convenience method to load data using an URL, creates and resumes an URLSessionDataTask internally.
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///
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/// - Parameter url: The URL for which to load data.
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/// - Parameter delegate: Task-specific delegate.
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/// - Returns: Data and response.
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@available(macOS, deprecated: 12.0, message: "No need for .backport any more")
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@available(iOS, deprecated: 15.0, message: "No need for .backport any more")
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@available(tvOS, deprecated: 15.0, message: "No need for .backport any more")
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@available(watchOS, deprecated: 8.0, message: "No need for .backport any more")
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func data(from url: URL, delegate: URLSessionTaskDelegate? = nil) async throws -> (Data, URLResponse) {
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if #available(macOS 12.0, iOS 15.0, tvOS 15.0, watchOS 8.0, *) {
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return try await original.data(from: url, delegate: delegate)
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} else {
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return try await data(for: URLRequest(url: url), delegate: delegate)
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}
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}
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}
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