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5.11.0
docs/Structs/DownloadResponse.html
1 260 строк
71 KB
Jon Shier
Prepare 5.11 (#3997)
20 дек 2025, 10:33
Не верифицирован
20 дек 2025, 10:33
7be73f6
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<!DOCTYPE html> <html lang="en"> <head> <title>DownloadResponse Structure Reference</title> <link rel="stylesheet" type="text/css" href="../css/jazzy.css" /> <link rel="stylesheet" type="text/css" href="../css/highlight.css" /> <meta charset="utf-8"> <script src="../js/jquery.min.js" defer></script> <script src="../js/jazzy.js" defer></script> <script src="../js/lunr.min.js" defer></script> <script src="../js/typeahead.jquery.js" defer></script> <script src="../js/jazzy.search.js" defer></script> </head> <body> <a name="//apple_ref/swift/Struct/DownloadResponse" class="dashAnchor"></a> <a title="DownloadResponse Structure Reference"></a> <header class="header"> <p class="header-col header-col--primary"> <a class="header-link" href="../index.html"> Alamofire 5.11.0 Docs </a> (96% documented) </p> <div class="header-col--secondary"> <form role="search" action="../search.json"> <input type="text" placeholder="Search documentation" data-typeahead> </form> </div> <p class="header-col header-col--secondary"> <a class="header-link" href="https://github.com/Alamofire/Alamofire"> <img class="header-icon" src="../img/gh.png" alt="GitHub"/> View on GitHub </a> </p> <p class="header-col header-col--secondary"> <a class="header-link" href="dash-feed://https%3A%2F%2Falamofire.github.io%2FAlamofire%2Fdocsets%2FAlamofire.xml"> <img class="header-icon" src="../img/dash.png" alt="Dash"/> Install in Dash </a> </p> </header> <p class="breadcrumbs"> <a class="breadcrumb" href="../index.html">Alamofire</a> <img class="carat" src="../img/carat.png" alt=""/> <a class="breadcrumb" href="../Structs.html">Structures</a> <img class="carat" src="../img/carat.png" alt=""/> DownloadResponse Structure Reference </p> <div class="content-wrapper"> <nav class="navigation"> <ul class="nav-groups"> <li class="nav-group-name"> <a class="nav-group-name-link" href="../Classes.html">Classes</a> <ul class="nav-group-tasks"> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/Adapter.html">Adapter</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/AlamofireNotifications.html">AlamofireNotifications</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/AuthenticationInterceptor.html">AuthenticationInterceptor</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/AuthenticationInterceptor/RefreshWindow.html">– RefreshWindow</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/ClosureEventMonitor.html">ClosureEventMonitor</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/CompositeEventMonitor.html">CompositeEventMonitor</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/CompositeTrustEvaluator.html">CompositeTrustEvaluator</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/ConnectionLostRetryPolicy.html">ConnectionLostRetryPolicy</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DataRequest.html">DataRequest</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DataResponseSerializer.html">DataResponseSerializer</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DataStreamRequest.html">DataStreamRequest</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DataStreamRequest/Stream.html">– Stream</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DataStreamRequest/Event.html">– Event</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DataStreamRequest/Completion.html">– Completion</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DataStreamRequest/CancellationToken.html">– CancellationToken</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DecodableResponseSerializer.html">DecodableResponseSerializer</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DefaultTrustEvaluator.html">DefaultTrustEvaluator</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DisabledTrustEvaluator.html">DisabledTrustEvaluator</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DownloadRequest.html">DownloadRequest</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DownloadRequest/Options.html">– Options</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/DownloadRequest/Downloadable.html">– Downloadable</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/Interceptor.html">Interceptor</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/JSONParameterEncoder.html">JSONParameterEncoder</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/JSONResponseSerializer.html">JSONResponseSerializer</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/MultipartFormData.html">MultipartFormData</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/NetworkReachabilityManager.html">NetworkReachabilityManager</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/NetworkReachabilityManager/NetworkReachabilityStatus.html">– NetworkReachabilityStatus</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/OfflineRetrier.html">OfflineRetrier</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/PinnedCertificatesTrustEvaluator.html">PinnedCertificatesTrustEvaluator</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/PublicKeysTrustEvaluator.html">PublicKeysTrustEvaluator</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/Request.html">Request</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/Request/State.html">– State</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/Request/ResponseDisposition.html">– ResponseDisposition</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/Retrier.html">Retrier</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/RetryPolicy.html">RetryPolicy</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/RevocationTrustEvaluator.html">RevocationTrustEvaluator</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/RevocationTrustEvaluator/Options.html">– Options</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/ServerTrustManager.html">ServerTrustManager</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/Session.html">Session</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/Session/RequestSetup.html">– RequestSetup</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/SessionDelegate.html">SessionDelegate</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/StringResponseSerializer.html">StringResponseSerializer</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormEncoder.html">URLEncodedFormEncoder</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormEncoder/ArrayEncoding.html">– ArrayEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormEncoder/BoolEncoding.html">– BoolEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormEncoder/DataEncoding.html">– DataEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormEncoder/DateEncoding.html">– DateEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormEncoder/KeyEncoding.html">– KeyEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormEncoder/KeyPathEncoding.html">– KeyPathEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormEncoder/NilEncoding.html">– NilEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormEncoder/SpaceEncoding.html">– SpaceEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormEncoder/Error.html">– Error</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormParameterEncoder.html">URLEncodedFormParameterEncoder</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/URLEncodedFormParameterEncoder/Destination.html">– Destination</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/UploadRequest.html">UploadRequest</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Classes/UploadRequest/Uploadable.html">– Uploadable</a> </li> </ul> </li> <li class="nav-group-name"> <a class="nav-group-name-link" href="../Global%20Variables.html">Global Variables</a> <ul class="nav-group-tasks"> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Global%20Variables.html#/s:9Alamofire2AFAA7SessionCvp">AF</a> </li> </ul> </li> <li class="nav-group-name"> <a class="nav-group-name-link" href="../Enums.html">Enumerations</a> <ul class="nav-group-tasks"> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/AFError.html">AFError</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/AFError/MultipartEncodingFailureReason.html">– MultipartEncodingFailureReason</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/AFError/UnexpectedInputStreamLength.html">– UnexpectedInputStreamLength</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/AFError/ParameterEncodingFailureReason.html">– ParameterEncodingFailureReason</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/AFError/ParameterEncoderFailureReason.html">– ParameterEncoderFailureReason</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/AFError/ResponseValidationFailureReason.html">– ResponseValidationFailureReason</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/AFError/ResponseSerializationFailureReason.html">– ResponseSerializationFailureReason</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/AFError/ServerTrustFailureReason.html">– ServerTrustFailureReason</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/AFError/URLRequestValidationFailureReason.html">– URLRequestValidationFailureReason</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/AFInfo.html">AFInfo</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/AuthenticationError.html">AuthenticationError</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Enums/RetryResult.html">RetryResult</a> </li> </ul> </li> <li class="nav-group-name"> <a class="nav-group-name-link" href="../Extensions.html">Extensions</a> <ul class="nav-group-tasks"> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions.html#/s:Sa">Array</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions.html#/c:objc(cs)NSBundle">Bundle</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/CharacterSet.html">CharacterSet</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/Error.html">Error</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/HTTPURLResponse.html">HTTPURLResponse</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions.html#/s:10Foundation11JSONDecoderC">JSONDecoder</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/Notification.html">Notification</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions.html#/c:@T@OSStatus">OSStatus</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions.html#/s:10Foundation19PropertyListDecoderC">PropertyListDecoder</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions.html#/c:@T@SecCertificateRef">SecCertificate</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions.html#/c:@T@SecPolicyRef">SecPolicy</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions.html#/c:@T@SecTrustRef">SecTrust</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions.html#/c:@E@SecTrustResultType">SecTrustResultType</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/String.html">String</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/URL.html">URL</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/URLComponents.html">URLComponents</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/URLRequest.html">URLRequest</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/URLSessionConfiguration.html">URLSessionConfiguration</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Extensions/%5BServerTrustEvaluating%5D.html">[ServerTrustEvaluating]</a> </li> </ul> </li> <li class="nav-group-name"> <a class="nav-group-name-link" href="../Protocols.html">Protocols</a> <ul class="nav-group-tasks"> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/AlamofireExtended.html">AlamofireExtended</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/AuthenticationCredential.html">AuthenticationCredential</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/Authenticator.html">Authenticator</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/CachedResponseHandler.html">CachedResponseHandler</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/DataDecoder.html">DataDecoder</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/DataPreprocessor.html">DataPreprocessor</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/DataResponseSerializerProtocol.html">DataResponseSerializerProtocol</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/DataStreamSerializer.html">DataStreamSerializer</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/DownloadResponseSerializerProtocol.html">DownloadResponseSerializerProtocol</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/EmptyResponse.html">EmptyResponse</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/EventMonitor.html">EventMonitor</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/ParameterEncoder.html">ParameterEncoder</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/ParameterEncoding.html">ParameterEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/RedirectHandler.html">RedirectHandler</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/RequestAdapter.html">RequestAdapter</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/RequestDelegate.html">RequestDelegate</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/RequestInterceptor.html">RequestInterceptor</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/RequestRetrier.html">RequestRetrier</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/ResponseSerializer.html">ResponseSerializer</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/ServerTrustEvaluating.html">ServerTrustEvaluating</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/URLConvertible.html">URLConvertible</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/URLRequestConvertible.html">URLRequestConvertible</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols.html#/s:9Alamofire17UploadConvertibleP">UploadConvertible</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/UploadableConvertible.html">UploadableConvertible</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Protocols/WebSocketMessageSerializer.html">WebSocketMessageSerializer</a> </li> </ul> </li> <li class="nav-group-name"> <a class="nav-group-name-link" href="../Structs.html">Structures</a> <ul class="nav-group-tasks"> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/AlamofireExtension.html">AlamofireExtension</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DataResponse.html">DataResponse</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DataResponsePublisher.html">DataResponsePublisher</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DataStreamPublisher.html">DataStreamPublisher</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DataStreamTask.html">DataStreamTask</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DataTask.html">DataTask</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DecodableStreamSerializer.html">DecodableStreamSerializer</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DecodableWebSocketMessageDecoder.html">DecodableWebSocketMessageDecoder</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DecodableWebSocketMessageDecoder/Error.html">– Error</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DeflateRequestCompressor.html">DeflateRequestCompressor</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DeflateRequestCompressor/DuplicateHeaderBehavior.html">– DuplicateHeaderBehavior</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DeflateRequestCompressor.html#/s:9Alamofire24DeflateRequestCompressorV20DuplicateHeaderErrorV">– DuplicateHeaderError</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DownloadResponse.html">DownloadResponse</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DownloadResponsePublisher.html">DownloadResponsePublisher</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/DownloadTask.html">DownloadTask</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/Empty.html">Empty</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/GoogleXSSIPreprocessor.html">GoogleXSSIPreprocessor</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/HTTPHeader.html">HTTPHeader</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/HTTPHeaders.html">HTTPHeaders</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/HTTPMethod.html">HTTPMethod</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/JSONEncoding.html">JSONEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/JSONEncoding/Error.html">– Error</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/PassthroughPreprocessor.html">PassthroughPreprocessor</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/PassthroughStreamSerializer.html">PassthroughStreamSerializer</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/Redirector.html">Redirector</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/Redirector/Behavior.html">– Behavior</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/RequestAdapterState.html">RequestAdapterState</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/ResponseCacher.html">ResponseCacher</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/ResponseCacher/Behavior.html">– Behavior</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/StreamOf.html">StreamOf</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/StreamOf/Iterator.html">– Iterator</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/StringStreamSerializer.html">StringStreamSerializer</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/URLEncoding.html">URLEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/URLEncoding/Destination.html">– Destination</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/URLEncoding/ArrayEncoding.html">– ArrayEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/URLEncoding/BoolEncoding.html">– BoolEncoding</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Structs/URLResponseSerializer.html">URLResponseSerializer</a> </li> </ul> </li> <li class="nav-group-name"> <a class="nav-group-name-link" href="../Typealiases.html">Type Aliases</a> <ul class="nav-group-tasks"> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire14AFDataResponsea">AFDataResponse</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire18AFDownloadResponsea">AFDownloadResponse</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire8AFResulta">AFResult</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire12AdaptHandlera">AdaptHandler</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire17DisabledEvaluatora">DisabledEvaluator</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire10Parametersa">Parameters</a> </li> <li class="nav-group-task"> <a class="nav-group-task-link" href="../Typealiases.html#/s:9Alamofire12RetryHandlera">RetryHandler</a> </li> </ul> </li> </ul> </nav> <article class="main-content"> <section class="section"> <div class="section-content top-matter"> <h1>DownloadResponse</h1> <div class="declaration"> <div class="language"> <pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">struct</span> <span class="kt">DownloadResponse</span><span class="o"><</span><span class="kt">Success</span><span class="p">,</span> <span class="kt">Failure</span><span class="o">></span> <span class="p">:</span> <span class="kt">Sendable</span> <span class="k">where</span> <span class="kt">Success</span> <span class="p">:</span> <span class="kt">Sendable</span><span class="p">,</span> <span class="kt">Failure</span> <span class="p">:</span> <span class="kt">Error</span></code></pre> <pre class="highlight swift"><code><span class="kd">extension</span> <span class="kt">DownloadResponse</span><span class="p">:</span> <span class="kt">CustomStringConvertible</span><span class="p">,</span> <span class="kt">CustomDebugStringConvertible</span></code></pre> </div> </div> <p>Used to store all data associated with a serialized response of a download request.</p> </div> </section> <section class="section"> <div class="section-content"> <div class="task-group"> <ul class="item-container"> <li class="item"> <div> <code> <a name="/s:9Alamofire16DownloadResponseV7request10Foundation10URLRequestVSgvp"></a> <a name="//apple_ref/swift/Property/request" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire16DownloadResponseV7request10Foundation10URLRequestVSgvp">request</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>The URL request sent to the server.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="k">let</span> <span class="nv">request</span><span class="p">:</span> <span class="kt">URLRequest</span><span class="p">?</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire16DownloadResponseV8responseSo17NSHTTPURLResponseCSgvp"></a> <a name="//apple_ref/swift/Property/response" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire16DownloadResponseV8responseSo17NSHTTPURLResponseCSgvp">response</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>The server’s response to the URL request.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="k">let</span> <span class="nv">response</span><span class="p">:</span> <span class="kt">HTTPURLResponse</span><span class="p">?</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire16DownloadResponseV7fileURL10Foundation0E0VSgvp"></a> <a name="//apple_ref/swift/Property/fileURL" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire16DownloadResponseV7fileURL10Foundation0E0VSgvp">fileURL</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>The final destination URL of the data returned from the server after it is moved.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="k">let</span> <span class="nv">fileURL</span><span class="p">:</span> <span class="kt">URL</span><span class="p">?</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire16DownloadResponseV10resumeData10Foundation0E0VSgvp"></a> <a name="//apple_ref/swift/Property/resumeData" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire16DownloadResponseV10resumeData10Foundation0E0VSgvp">resumeData</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>The resume data generated if the request was cancelled.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="k">let</span> <span class="nv">resumeData</span><span class="p">:</span> <span class="kt">Data</span><span class="p">?</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire16DownloadResponseV7metricsSo23NSURLSessionTaskMetricsCSgvp"></a> <a name="//apple_ref/swift/Property/metrics" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire16DownloadResponseV7metricsSo23NSURLSessionTaskMetricsCSgvp">metrics</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>The final metrics of the response.</p> <div class="aside aside-note"> <p class="aside-title">Note</p> Due to <code>FB7624529</code>, collection of <code>URLSessionTaskMetrics</code> on watchOS is currently disabled.` </div> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="k">let</span> <span class="nv">metrics</span><span class="p">:</span> <span class="kt">URLSessionTaskMetrics</span><span class="p">?</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire16DownloadResponseV21serializationDurationSdvp"></a> <a name="//apple_ref/swift/Property/serializationDuration" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire16DownloadResponseV21serializationDurationSdvp">serializationDuration</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>The time taken to serialize the response.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="k">let</span> <span class="nv">serializationDuration</span><span class="p">:</span> <span class="kt">TimeInterval</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire16DownloadResponseV6results6ResultOyxq_Gvp"></a> <a name="//apple_ref/swift/Property/result" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire16DownloadResponseV6results6ResultOyxq_Gvp">result</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>The result of response serialization.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="k">let</span> <span class="nv">result</span><span class="p">:</span> <span class="kt">Result</span><span class="o"><</span><span class="kt">Success</span><span class="p">,</span> <span class="kt">Failure</span><span class="o">></span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire16DownloadResponseV5valuexSgvp"></a> <a name="//apple_ref/swift/Property/value" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire16DownloadResponseV5valuexSgvp">value</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Returns the associated value of the result if it is a success, <code>nil</code> otherwise.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="k">var</span> <span class="nv">value</span><span class="p">:</span> <span class="kt">Success</span><span class="p">?</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire16DownloadResponseV5errorq_Sgvp"></a> <a name="//apple_ref/swift/Property/error" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire16DownloadResponseV5errorq_Sgvp">error</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Returns the associated error value if the result if it is a failure, <code>nil</code> otherwise.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="k">var</span> <span class="nv">error</span><span class="p">:</span> <span class="kt">Failure</span><span class="p">?</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire16DownloadResponseV7request8response7fileURL10resumeData7metrics21serializationDuration6resultACyxq_G10Foundation10URLRequestVSg_So17NSHTTPURLResponseCSgAL0G0VSgAL0I0VSgSo23NSURLSessionTaskMetricsCSgSds6ResultOyxq_Gtcfc"></a> <a name="//apple_ref/swift/Method/init(request:response:fileURL:resumeData:metrics:serializationDuration:result:)" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire16DownloadResponseV7request8response7fileURL10resumeData7metrics21serializationDuration6resultACyxq_G10Foundation10URLRequestVSg_So17NSHTTPURLResponseCSgAL0G0VSgAL0I0VSgSo23NSURLSessionTaskMetricsCSgSds6ResultOyxq_Gtcfc">init(request:<wbr>response:<wbr>fileURL:<wbr>resumeData:<wbr>metrics:<wbr>serializationDuration:<wbr>result:<wbr>)</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Creates a <code>DownloadResponse</code> instance with the specified parameters derived from response serialization.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="nf">init</span><span class="p">(</span><span class="nv">request</span><span class="p">:</span> <span class="kt">URLRequest</span><span class="p">?,</span> <span class="nv">response</span><span class="p">:</span> <span class="kt">HTTPURLResponse</span><span class="p">?,</span> <span class="nv">fileURL</span><span class="p">:</span> <span class="kt">URL</span><span class="p">?,</span> <span class="nv">resumeData</span><span class="p">:</span> <span class="kt">Data</span><span class="p">?,</span> <span class="nv">metrics</span><span class="p">:</span> <span class="kt">URLSessionTaskMetrics</span><span class="p">?,</span> <span class="nv">serializationDuration</span><span class="p">:</span> <span class="kt">TimeInterval</span><span class="p">,</span> <span class="nv">result</span><span class="p">:</span> <span class="kt">Result</span><span class="o"><</span><span class="kt">Success</span><span class="p">,</span> <span class="kt">Failure</span><span class="o">></span><span class="p">)</span></code></pre> </div> </div> <div> <h4>Parameters</h4> <table class="graybox"> <tbody> <tr> <td> <code> <em>request</em> </code> </td> <td> <div> <p>The <code>URLRequest</code> sent to the server.</p> </div> </td> </tr> <tr> <td> <code> <em>response</em> </code> </td> <td> <div> <p>The <code>HTTPURLResponse</code> from the server.</p> </div> </td> </tr> <tr> <td> <code> <em>fileURL</em> </code> </td> <td> <div> <p>The final destination URL of the data returned from the server after it is moved.</p> </div> </td> </tr> <tr> <td> <code> <em>resumeData</em> </code> </td> <td> <div> <p>The resume <code>Data</code> generated if the request was cancelled.</p> </div> </td> </tr> <tr> <td> <code> <em>metrics</em> </code> </td> <td> <div> <p>The <code>URLSessionTaskMetrics</code> of the <code><a href="../Classes/DownloadRequest.html">DownloadRequest</a></code>.</p> </div> </td> </tr> <tr> <td> <code> <em>serializationDuration</em> </code> </td> <td> <div> <p>The duration taken by serialization.</p> </div> </td> </tr> <tr> <td> <code> <em>result</em> </code> </td> <td> <div> <p>The <code>Result</code> of response serialization.</p> </div> </td> </tr> </tbody> </table> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire16DownloadResponseV11descriptionSSvp"></a> <a name="//apple_ref/swift/Property/description" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire16DownloadResponseV11descriptionSSvp">description</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>The textual representation used when written to an output stream, which includes whether the result was a success or failure.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="k">var</span> <span class="nv">description</span><span class="p">:</span> <span class="kt">String</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire16DownloadResponseV16debugDescriptionSSvp"></a> <a name="//apple_ref/swift/Property/debugDescription" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire16DownloadResponseV16debugDescriptionSSvp">debugDescription</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>The debug textual representation used when written to an output stream, which includes the URL request, the URL response, the temporary and destination URLs, the resume data, the durations of the network and serialization actions, and the response serialization result.</p> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="k">var</span> <span class="nv">debugDescription</span><span class="p">:</span> <span class="kt">String</span> <span class="p">{</span> <span class="k">get</span> <span class="p">}</span></code></pre> </div> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire16DownloadResponseV3mapyACyqd__q_Gqd__xXEs8SendableRd__lF"></a> <a name="//apple_ref/swift/Method/map(_:)" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire16DownloadResponseV3mapyACyqd__q_Gqd__xXEs8SendableRd__lF">map(_:<wbr>)</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Evaluates the given closure when the result of this <code>DownloadResponse</code> is a success, passing the unwrapped result value as a parameter.</p> <p>Use the <code>map</code> method with a closure that does not throw. For example:</p> <pre class="highlight swift"><code><span class="k">let</span> <span class="nv">possibleData</span><span class="p">:</span> <span class="kt">DownloadResponse</span><span class="o"><</span><span class="kt">Data</span><span class="o">></span> <span class="o">=</span> <span class="o">...</span> <span class="k">let</span> <span class="nv">possibleInt</span> <span class="o">=</span> <span class="n">possibleData</span><span class="o">.</span><span class="n">map</span> <span class="p">{</span> <span class="nv">$0</span><span class="o">.</span><span class="n">count</span> <span class="p">}</span> </code></pre> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">func</span> <span class="n">map</span><span class="o"><</span><span class="kt">NewSuccess</span><span class="o">></span><span class="p">(</span><span class="n">_</span> <span class="nv">transform</span><span class="p">:</span> <span class="p">(</span><span class="kt">Success</span><span class="p">)</span> <span class="o">-></span> <span class="kt">NewSuccess</span><span class="p">)</span> <span class="o">-></span> <span class="kt">DownloadResponse</span><span class="o"><</span><span class="kt">NewSuccess</span><span class="p">,</span> <span class="kt">Failure</span><span class="o">></span> <span class="k">where</span> <span class="kt">NewSuccess</span> <span class="p">:</span> <span class="kt">Sendable</span></code></pre> </div> </div> <div> <h4>Parameters</h4> <table class="graybox"> <tbody> <tr> <td> <code> <em>transform</em> </code> </td> <td> <div> <p>A closure that takes the success value of the instance’s result.</p> </div> </td> </tr> </tbody> </table> </div> <div> <h4>Return Value</h4> <p>A <code>DownloadResponse</code> whose result wraps the value returned by the given closure. If this instance’s result is a failure, returns a response wrapping the same failure.</p> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire16DownloadResponseV6tryMapyACyqd__s5Error_pGqd__xKXEs8SendableRd__lF"></a> <a name="//apple_ref/swift/Method/tryMap(_:)" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire16DownloadResponseV6tryMapyACyqd__s5Error_pGqd__xKXEs8SendableRd__lF">tryMap(_:<wbr>)</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Evaluates the given closure when the result of this <code>DownloadResponse</code> is a success, passing the unwrapped result value as a parameter.</p> <p>Use the <code>tryMap</code> method with a closure that may throw an error. For example:</p> <pre class="highlight swift"><code><span class="k">let</span> <span class="nv">possibleData</span><span class="p">:</span> <span class="kt">DownloadResponse</span><span class="o"><</span><span class="kt">Data</span><span class="o">></span> <span class="o">=</span> <span class="o">...</span> <span class="k">let</span> <span class="nv">possibleObject</span> <span class="o">=</span> <span class="n">possibleData</span><span class="o">.</span><span class="n">tryMap</span> <span class="p">{</span> <span class="k">try</span> <span class="kt">JSONSerialization</span><span class="o">.</span><span class="nf">jsonObject</span><span class="p">(</span><span class="nv">with</span><span class="p">:</span> <span class="nv">$0</span><span class="p">)</span> <span class="p">}</span> </code></pre> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">func</span> <span class="n">tryMap</span><span class="o"><</span><span class="kt">NewSuccess</span><span class="o">></span><span class="p">(</span><span class="n">_</span> <span class="nv">transform</span><span class="p">:</span> <span class="p">(</span><span class="kt">Success</span><span class="p">)</span> <span class="k">throws</span> <span class="o">-></span> <span class="kt">NewSuccess</span><span class="p">)</span> <span class="o">-></span> <span class="kt">DownloadResponse</span><span class="o"><</span><span class="kt">NewSuccess</span><span class="p">,</span> <span class="kd">any</span> <span class="kt">Error</span><span class="o">></span> <span class="k">where</span> <span class="kt">NewSuccess</span> <span class="p">:</span> <span class="kt">Sendable</span></code></pre> </div> </div> <div> <h4>Parameters</h4> <table class="graybox"> <tbody> <tr> <td> <code> <em>transform</em> </code> </td> <td> <div> <p>A closure that takes the success value of the instance’s result.</p> </div> </td> </tr> </tbody> </table> </div> <div> <h4>Return Value</h4> <p>A success or failure <code>DownloadResponse</code> depending on the result of the given closure. If this instance’s result is a failure, returns the same failure.</p> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire16DownloadResponseV8mapErroryACyxqd__Gqd__q_XEs0E0Rd__lF"></a> <a name="//apple_ref/swift/Method/mapError(_:)" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire16DownloadResponseV8mapErroryACyxqd__Gqd__q_XEs0E0Rd__lF">mapError(_:<wbr>)</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Evaluates the specified closure when the <code>DownloadResponse</code> is a failure, passing the unwrapped error as a parameter.</p> <p>Use the <code>mapError</code> function with a closure that does not throw. For example:</p> <pre class="highlight swift"><code><span class="k">let</span> <span class="nv">possibleData</span><span class="p">:</span> <span class="kt">DownloadResponse</span><span class="o"><</span><span class="kt">Data</span><span class="o">></span> <span class="o">=</span> <span class="o">...</span> <span class="k">let</span> <span class="nv">withMyError</span> <span class="o">=</span> <span class="n">possibleData</span><span class="o">.</span><span class="n">mapError</span> <span class="p">{</span> <span class="kt">MyError</span><span class="o">.</span><span class="nf">error</span><span class="p">(</span><span class="nv">$0</span><span class="p">)</span> <span class="p">}</span> </code></pre> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">func</span> <span class="n">mapError</span><span class="o"><</span><span class="kt">NewFailure</span><span class="o">></span><span class="p">(</span><span class="n">_</span> <span class="nv">transform</span><span class="p">:</span> <span class="p">(</span><span class="kt">Failure</span><span class="p">)</span> <span class="o">-></span> <span class="kt">NewFailure</span><span class="p">)</span> <span class="o">-></span> <span class="kt">DownloadResponse</span><span class="o"><</span><span class="kt">Success</span><span class="p">,</span> <span class="kt">NewFailure</span><span class="o">></span> <span class="k">where</span> <span class="kt">NewFailure</span> <span class="p">:</span> <span class="kt">Error</span></code></pre> </div> </div> <div> <h4>Parameters</h4> <table class="graybox"> <tbody> <tr> <td> <code> <em>transform</em> </code> </td> <td> <div> <p>A closure that takes the error of the instance.</p> </div> </td> </tr> </tbody> </table> </div> <div> <h4>Return Value</h4> <p>A <code>DownloadResponse</code> instance containing the result of the transform.</p> </div> </section> </div> </li> <li class="item"> <div> <code> <a name="/s:9Alamofire16DownloadResponseV11tryMapErroryACyxs0F0_pGqd__q_KXEsAERd__lF"></a> <a name="//apple_ref/swift/Method/tryMapError(_:)" class="dashAnchor"></a> <a class="token" href="#/s:9Alamofire16DownloadResponseV11tryMapErroryACyxs0F0_pGqd__q_KXEsAERd__lF">tryMapError(_:<wbr>)</a> </code> </div> <div class="height-container"> <div class="pointer-container"></div> <section class="section"> <div class="pointer"></div> <div class="abstract"> <p>Evaluates the specified closure when the <code>DownloadResponse</code> is a failure, passing the unwrapped error as a parameter.</p> <p>Use the <code>tryMapError</code> function with a closure that may throw an error. For example:</p> <pre class="highlight swift"><code><span class="k">let</span> <span class="nv">possibleData</span><span class="p">:</span> <span class="kt">DownloadResponse</span><span class="o"><</span><span class="kt">Data</span><span class="o">></span> <span class="o">=</span> <span class="o">...</span> <span class="k">let</span> <span class="nv">possibleObject</span> <span class="o">=</span> <span class="n">possibleData</span><span class="o">.</span><span class="n">tryMapError</span> <span class="p">{</span> <span class="k">try</span> <span class="nf">someFailableFunction</span><span class="p">(</span><span class="nv">taking</span><span class="p">:</span> <span class="nv">$0</span><span class="p">)</span> <span class="p">}</span> </code></pre> </div> <div class="declaration"> <h4>Declaration</h4> <div class="language"> <p class="aside-title">Swift</p> <pre class="highlight swift"><code><span class="kd">public</span> <span class="kd">func</span> <span class="n">tryMapError</span><span class="o"><</span><span class="kt">NewFailure</span><span class="o">></span><span class="p">(</span><span class="n">_</span> <span class="nv">transform</span><span class="p">:</span> <span class="p">(</span><span class="kt">Failure</span><span class="p">)</span> <span class="k">throws</span> <span class="o">-></span> <span class="kt">NewFailure</span><span class="p">)</span> <span class="o">-></span> <span class="kt">DownloadResponse</span><span class="o"><</span><span class="kt">Success</span><span class="p">,</span> <span class="kd">any</span> <span class="kt">Error</span><span class="o">></span> <span class="k">where</span> <span class="kt">NewFailure</span> <span class="p">:</span> <span class="kt">Error</span></code></pre> </div> </div> <div> <h4>Parameters</h4> <table class="graybox"> <tbody> <tr> <td> <code> <em>transform</em> </code> </td> <td> <div> <p>A throwing closure that takes the error of the instance.</p> </div> </td> </tr> </tbody> </table> </div> <div> <h4>Return Value</h4> <p>A <code>DownloadResponse</code> instance containing the result of the transform.</p> </div> </section> </div> </li> </ul> </div> </div> </section> </article> </div> <section class="footer"> <p>© 2025 <a class="link" href="http://alamofire.org/" target="_blank" rel="external noopener">Alamofire Software Foundation</a>. All rights reserved. (Last updated: 2025-12-20)</p> <p>Generated by <a class="link" href="https://github.com/realm/jazzy" target="_blank" rel="external noopener">jazzy ♪♫ v0.15.4</a>, a <a class="link" href="https://realm.io" target="_blank" rel="external noopener">Realm</a> project.</p> </section> </body> </html>