[swift5]: support arrays in multipart/form-data (#13383)

* [swift5]: support arrays in multipart/form-data

* update samples

modules/openapi-generator/src/main/resources/swift5/libraries/alamofire/AlamofireImplementations.mustache

@@ -103,23 +103,25 @@ private var managerStore = SynchronizedDictionary<String, Alamofire.Session>()
 
                 let upload = manager.upload(multipartFormData: { mpForm in
                     for (k, v) in self.parameters! {
-                        switch v {
+                        for v in (v as? Array ?? [v]) {
-                        case let fileURL as URL:
+                            switch v {
-                            if let mimeType = self.contentTypeForFormPart(fileURL: fileURL) {
+                            case let fileURL as URL:
-                                mpForm.append(fileURL, withName: k, fileName: fileURL.lastPathComponent, mimeType: mimeType)
+                                if let mimeType = self.contentTypeForFormPart(fileURL: fileURL) {
-                            } else {
+                                    mpForm.append(fileURL, withName: k, fileName: fileURL.lastPathComponent, mimeType: mimeType)
-                                mpForm.append(fileURL, withName: k)
+                                } else {
+                                    mpForm.append(fileURL, withName: k)
+                                }
+                            case let string as String:
+                                mpForm.append(string.data(using: String.Encoding.utf8)!, withName: k)
+                            case let number as NSNumber:
+                                mpForm.append(number.stringValue.data(using: String.Encoding.utf8)!, withName: k)
+                            case let data as Data:
+                                mpForm.append(data, withName: k)
+                            case let uuid as UUID:
+                                mpForm.append(uuid.uuidString.data(using: String.Encoding.utf8)!, withName: k)
+                            default:
+                                fatalError("Unprocessable value \(v) with key \(k)")
                             }
-                        case let string as String:
-                            mpForm.append(string.data(using: String.Encoding.utf8)!, withName: k)
-                        case let number as NSNumber:
-                            mpForm.append(number.stringValue.data(using: String.Encoding.utf8)!, withName: k)
-                        case let data as Data:
-                            mpForm.append(data, withName: k)
-                        case let uuid as UUID:
-                            mpForm.append(uuid.uuidString.data(using: String.Encoding.utf8)!, withName: k)
-                        default:
-                            fatalError("Unprocessable value \(v) with key \(k)")
                         }
                     }
                 }, to: URLString, method: xMethod, headers: nil)

modules/openapi-generator/src/main/resources/swift5/libraries/urlsession/URLSessionImplementations.mustache

@@ -455,60 +455,62 @@ private class FormDataEncoding: ParameterEncoding {
         urlRequest.setValue("multipart/form-data; boundary=\(boundary)", forHTTPHeaderField: "Content-Type")
 
         for (key, value) in parameters {
-            switch value {
+            for value in (value as? Array ?? [value]) {
-            case let fileURL as URL:
+                switch value {
+                case let fileURL as URL:
 
-                urlRequest = try configureFileUploadRequest(
+                    urlRequest = try configureFileUploadRequest(
-                    urlRequest: urlRequest,
+                        urlRequest: urlRequest,
-                    boundary: boundary,
+                        boundary: boundary,
-                    name: key,
+                        name: key,
-                    fileURL: fileURL
+                        fileURL: fileURL
-                )
+                    )
 
-            case let string as String:
+                case let string as String:
+
+                    if let data = string.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let number as NSNumber:
+
+                    if let data = number.stringValue.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let data as Data:
 
-                if let data = string.data(using: .utf8) {
                     urlRequest = configureDataUploadRequest(
                         urlRequest: urlRequest,
                         boundary: boundary,
                         name: key,
                         data: data
                     )
+
+                case let uuid as UUID:
+
+                    if let data = uuid.uuidString.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                default:
+                    fatalError("Unprocessable value \(value) with key \(key)")
                 }
-
-            case let number as NSNumber:
-
-                if let data = number.stringValue.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            case let data as Data:
-
-                urlRequest = configureDataUploadRequest(
-                    urlRequest: urlRequest,
-                    boundary: boundary,
-                    name: key,
-                    data: data
-                )
-
-            case let uuid as UUID:
-
-                if let data = uuid.uuidString.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            default:
-                fatalError("Unprocessable value \(value) with key \(key)")
             }
         }
 

samples/client/petstore/swift5/alamofireLibrary/PetstoreClient/Classes/OpenAPIs/AlamofireImplementations.swift

@@ -103,23 +103,25 @@ open class AlamofireRequestBuilder<T>: RequestBuilder<T> {
 
                 let upload = manager.upload(multipartFormData: { mpForm in
                     for (k, v) in self.parameters! {
-                        switch v {
+                        for v in (v as? Array ?? [v]) {
-                        case let fileURL as URL:
+                            switch v {
-                            if let mimeType = self.contentTypeForFormPart(fileURL: fileURL) {
+                            case let fileURL as URL:
-                                mpForm.append(fileURL, withName: k, fileName: fileURL.lastPathComponent, mimeType: mimeType)
+                                if let mimeType = self.contentTypeForFormPart(fileURL: fileURL) {
-                            } else {
+                                    mpForm.append(fileURL, withName: k, fileName: fileURL.lastPathComponent, mimeType: mimeType)
-                                mpForm.append(fileURL, withName: k)
+                                } else {
+                                    mpForm.append(fileURL, withName: k)
+                                }
+                            case let string as String:
+                                mpForm.append(string.data(using: String.Encoding.utf8)!, withName: k)
+                            case let number as NSNumber:
+                                mpForm.append(number.stringValue.data(using: String.Encoding.utf8)!, withName: k)
+                            case let data as Data:
+                                mpForm.append(data, withName: k)
+                            case let uuid as UUID:
+                                mpForm.append(uuid.uuidString.data(using: String.Encoding.utf8)!, withName: k)
+                            default:
+                                fatalError("Unprocessable value \(v) with key \(k)")
                             }
-                        case let string as String:
-                            mpForm.append(string.data(using: String.Encoding.utf8)!, withName: k)
-                        case let number as NSNumber:
-                            mpForm.append(number.stringValue.data(using: String.Encoding.utf8)!, withName: k)
-                        case let data as Data:
-                            mpForm.append(data, withName: k)
-                        case let uuid as UUID:
-                            mpForm.append(uuid.uuidString.data(using: String.Encoding.utf8)!, withName: k)
-                        default:
-                            fatalError("Unprocessable value \(v) with key \(k)")
                         }
                     }
                 }, to: URLString, method: xMethod, headers: nil)

samples/client/petstore/swift5/asyncAwaitLibrary/PetstoreClient/Classes/OpenAPIs/URLSessionImplementations.swift

@@ -455,60 +455,62 @@ private class FormDataEncoding: ParameterEncoding {
         urlRequest.setValue("multipart/form-data; boundary=\(boundary)", forHTTPHeaderField: "Content-Type")
 
         for (key, value) in parameters {
-            switch value {
+            for value in (value as? Array ?? [value]) {
-            case let fileURL as URL:
+                switch value {
+                case let fileURL as URL:
 
-                urlRequest = try configureFileUploadRequest(
+                    urlRequest = try configureFileUploadRequest(
-                    urlRequest: urlRequest,
+                        urlRequest: urlRequest,
-                    boundary: boundary,
+                        boundary: boundary,
-                    name: key,
+                        name: key,
-                    fileURL: fileURL
+                        fileURL: fileURL
-                )
+                    )
 
-            case let string as String:
+                case let string as String:
+
+                    if let data = string.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let number as NSNumber:
+
+                    if let data = number.stringValue.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let data as Data:
 
-                if let data = string.data(using: .utf8) {
                     urlRequest = configureDataUploadRequest(
                         urlRequest: urlRequest,
                         boundary: boundary,
                         name: key,
                         data: data
                     )
+
+                case let uuid as UUID:
+
+                    if let data = uuid.uuidString.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                default:
+                    fatalError("Unprocessable value \(value) with key \(key)")
                 }
-
-            case let number as NSNumber:
-
-                if let data = number.stringValue.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            case let data as Data:
-
-                urlRequest = configureDataUploadRequest(
-                    urlRequest: urlRequest,
-                    boundary: boundary,
-                    name: key,
-                    data: data
-                )
-
-            case let uuid as UUID:
-
-                if let data = uuid.uuidString.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            default:
-                fatalError("Unprocessable value \(value) with key \(key)")
             }
         }
 

samples/client/petstore/swift5/combineLibrary/PetstoreClient/Classes/OpenAPIs/URLSessionImplementations.swift

@@ -455,60 +455,62 @@ private class FormDataEncoding: ParameterEncoding {
         urlRequest.setValue("multipart/form-data; boundary=\(boundary)", forHTTPHeaderField: "Content-Type")
 
         for (key, value) in parameters {
-            switch value {
+            for value in (value as? Array ?? [value]) {
-            case let fileURL as URL:
+                switch value {
+                case let fileURL as URL:
 
-                urlRequest = try configureFileUploadRequest(
+                    urlRequest = try configureFileUploadRequest(
-                    urlRequest: urlRequest,
+                        urlRequest: urlRequest,
-                    boundary: boundary,
+                        boundary: boundary,
-                    name: key,
+                        name: key,
-                    fileURL: fileURL
+                        fileURL: fileURL
-                )
+                    )
 
-            case let string as String:
+                case let string as String:
+
+                    if let data = string.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let number as NSNumber:
+
+                    if let data = number.stringValue.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let data as Data:
 
-                if let data = string.data(using: .utf8) {
                     urlRequest = configureDataUploadRequest(
                         urlRequest: urlRequest,
                         boundary: boundary,
                         name: key,
                         data: data
                     )
+
+                case let uuid as UUID:
+
+                    if let data = uuid.uuidString.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                default:
+                    fatalError("Unprocessable value \(value) with key \(key)")
                 }
-
-            case let number as NSNumber:
-
-                if let data = number.stringValue.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            case let data as Data:
-
-                urlRequest = configureDataUploadRequest(
-                    urlRequest: urlRequest,
-                    boundary: boundary,
-                    name: key,
-                    data: data
-                )
-
-            case let uuid as UUID:
-
-                if let data = uuid.uuidString.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            default:
-                fatalError("Unprocessable value \(value) with key \(key)")
             }
         }
 

samples/client/petstore/swift5/default/PetstoreClient/Classes/OpenAPIs/URLSessionImplementations.swift

@@ -455,60 +455,62 @@ private class FormDataEncoding: ParameterEncoding {
         urlRequest.setValue("multipart/form-data; boundary=\(boundary)", forHTTPHeaderField: "Content-Type")
 
         for (key, value) in parameters {
-            switch value {
+            for value in (value as? Array ?? [value]) {
-            case let fileURL as URL:
+                switch value {
+                case let fileURL as URL:
 
-                urlRequest = try configureFileUploadRequest(
+                    urlRequest = try configureFileUploadRequest(
-                    urlRequest: urlRequest,
+                        urlRequest: urlRequest,
-                    boundary: boundary,
+                        boundary: boundary,
-                    name: key,
+                        name: key,
-                    fileURL: fileURL
+                        fileURL: fileURL
-                )
+                    )
 
-            case let string as String:
+                case let string as String:
+
+                    if let data = string.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let number as NSNumber:
+
+                    if let data = number.stringValue.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let data as Data:
 
-                if let data = string.data(using: .utf8) {
                     urlRequest = configureDataUploadRequest(
                         urlRequest: urlRequest,
                         boundary: boundary,
                         name: key,
                         data: data
                     )
+
+                case let uuid as UUID:
+
+                    if let data = uuid.uuidString.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                default:
+                    fatalError("Unprocessable value \(value) with key \(key)")
                 }
-
-            case let number as NSNumber:
-
-                if let data = number.stringValue.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            case let data as Data:
-
-                urlRequest = configureDataUploadRequest(
-                    urlRequest: urlRequest,
-                    boundary: boundary,
-                    name: key,
-                    data: data
-                )
-
-            case let uuid as UUID:
-
-                if let data = uuid.uuidString.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            default:
-                fatalError("Unprocessable value \(value) with key \(key)")
             }
         }
 

samples/client/petstore/swift5/deprecated/PetstoreClient/Classes/OpenAPIs/URLSessionImplementations.swift

@@ -455,60 +455,62 @@ private class FormDataEncoding: ParameterEncoding {
         urlRequest.setValue("multipart/form-data; boundary=\(boundary)", forHTTPHeaderField: "Content-Type")
 
         for (key, value) in parameters {
-            switch value {
+            for value in (value as? Array ?? [value]) {
-            case let fileURL as URL:
+                switch value {
+                case let fileURL as URL:
 
-                urlRequest = try configureFileUploadRequest(
+                    urlRequest = try configureFileUploadRequest(
-                    urlRequest: urlRequest,
+                        urlRequest: urlRequest,
-                    boundary: boundary,
+                        boundary: boundary,
-                    name: key,
+                        name: key,
-                    fileURL: fileURL
+                        fileURL: fileURL
-                )
+                    )
 
-            case let string as String:
+                case let string as String:
+
+                    if let data = string.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let number as NSNumber:
+
+                    if let data = number.stringValue.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let data as Data:
 
-                if let data = string.data(using: .utf8) {
                     urlRequest = configureDataUploadRequest(
                         urlRequest: urlRequest,
                         boundary: boundary,
                         name: key,
                         data: data
                     )
+
+                case let uuid as UUID:
+
+                    if let data = uuid.uuidString.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                default:
+                    fatalError("Unprocessable value \(value) with key \(key)")
                 }
-
-            case let number as NSNumber:
-
-                if let data = number.stringValue.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            case let data as Data:
-
-                urlRequest = configureDataUploadRequest(
-                    urlRequest: urlRequest,
-                    boundary: boundary,
-                    name: key,
-                    data: data
-                )
-
-            case let uuid as UUID:
-
-                if let data = uuid.uuidString.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            default:
-                fatalError("Unprocessable value \(value) with key \(key)")
             }
         }
 

samples/client/petstore/swift5/frozenEnums/PetstoreClient/Classes/OpenAPIs/URLSessionImplementations.swift

@@ -455,60 +455,62 @@ private class FormDataEncoding: ParameterEncoding {
         urlRequest.setValue("multipart/form-data; boundary=\(boundary)", forHTTPHeaderField: "Content-Type")
 
         for (key, value) in parameters {
-            switch value {
+            for value in (value as? Array ?? [value]) {
-            case let fileURL as URL:
+                switch value {
+                case let fileURL as URL:
 
-                urlRequest = try configureFileUploadRequest(
+                    urlRequest = try configureFileUploadRequest(
-                    urlRequest: urlRequest,
+                        urlRequest: urlRequest,
-                    boundary: boundary,
+                        boundary: boundary,
-                    name: key,
+                        name: key,
-                    fileURL: fileURL
+                        fileURL: fileURL
-                )
+                    )
 
-            case let string as String:
+                case let string as String:
+
+                    if let data = string.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let number as NSNumber:
+
+                    if let data = number.stringValue.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let data as Data:
 
-                if let data = string.data(using: .utf8) {
                     urlRequest = configureDataUploadRequest(
                         urlRequest: urlRequest,
                         boundary: boundary,
                         name: key,
                         data: data
                     )
+
+                case let uuid as UUID:
+
+                    if let data = uuid.uuidString.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                default:
+                    fatalError("Unprocessable value \(value) with key \(key)")
                 }
-
-            case let number as NSNumber:
-
-                if let data = number.stringValue.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            case let data as Data:
-
-                urlRequest = configureDataUploadRequest(
-                    urlRequest: urlRequest,
-                    boundary: boundary,
-                    name: key,
-                    data: data
-                )
-
-            case let uuid as UUID:
-
-                if let data = uuid.uuidString.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            default:
-                fatalError("Unprocessable value \(value) with key \(key)")
             }
         }
 

samples/client/petstore/swift5/nonPublicApi/PetstoreClient/Classes/OpenAPIs/URLSessionImplementations.swift

@@ -455,60 +455,62 @@ private class FormDataEncoding: ParameterEncoding {
         urlRequest.setValue("multipart/form-data; boundary=\(boundary)", forHTTPHeaderField: "Content-Type")
 
         for (key, value) in parameters {
-            switch value {
+            for value in (value as? Array ?? [value]) {
-            case let fileURL as URL:
+                switch value {
+                case let fileURL as URL:
 
-                urlRequest = try configureFileUploadRequest(
+                    urlRequest = try configureFileUploadRequest(
-                    urlRequest: urlRequest,
+                        urlRequest: urlRequest,
-                    boundary: boundary,
+                        boundary: boundary,
-                    name: key,
+                        name: key,
-                    fileURL: fileURL
+                        fileURL: fileURL
-                )
+                    )
 
-            case let string as String:
+                case let string as String:
+
+                    if let data = string.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let number as NSNumber:
+
+                    if let data = number.stringValue.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let data as Data:
 
-                if let data = string.data(using: .utf8) {
                     urlRequest = configureDataUploadRequest(
                         urlRequest: urlRequest,
                         boundary: boundary,
                         name: key,
                         data: data
                     )
+
+                case let uuid as UUID:
+
+                    if let data = uuid.uuidString.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                default:
+                    fatalError("Unprocessable value \(value) with key \(key)")
                 }
-
-            case let number as NSNumber:
-
-                if let data = number.stringValue.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            case let data as Data:
-
-                urlRequest = configureDataUploadRequest(
-                    urlRequest: urlRequest,
-                    boundary: boundary,
-                    name: key,
-                    data: data
-                )
-
-            case let uuid as UUID:
-
-                if let data = uuid.uuidString.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            default:
-                fatalError("Unprocessable value \(value) with key \(key)")
             }
         }
 

samples/client/petstore/swift5/objcCompatible/PetstoreClient/Classes/OpenAPIs/URLSessionImplementations.swift

@@ -455,60 +455,62 @@ private class FormDataEncoding: ParameterEncoding {
         urlRequest.setValue("multipart/form-data; boundary=\(boundary)", forHTTPHeaderField: "Content-Type")
 
         for (key, value) in parameters {
-            switch value {
+            for value in (value as? Array ?? [value]) {
-            case let fileURL as URL:
+                switch value {
+                case let fileURL as URL:
 
-                urlRequest = try configureFileUploadRequest(
+                    urlRequest = try configureFileUploadRequest(
-                    urlRequest: urlRequest,
+                        urlRequest: urlRequest,
-                    boundary: boundary,
+                        boundary: boundary,
-                    name: key,
+                        name: key,
-                    fileURL: fileURL
+                        fileURL: fileURL
-                )
+                    )
 
-            case let string as String:
+                case let string as String:
+
+                    if let data = string.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let number as NSNumber:
+
+                    if let data = number.stringValue.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let data as Data:
 
-                if let data = string.data(using: .utf8) {
                     urlRequest = configureDataUploadRequest(
                         urlRequest: urlRequest,
                         boundary: boundary,
                         name: key,
                         data: data
                     )
+
+                case let uuid as UUID:
+
+                    if let data = uuid.uuidString.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                default:
+                    fatalError("Unprocessable value \(value) with key \(key)")
                 }
-
-            case let number as NSNumber:
-
-                if let data = number.stringValue.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            case let data as Data:
-
-                urlRequest = configureDataUploadRequest(
-                    urlRequest: urlRequest,
-                    boundary: boundary,
-                    name: key,
-                    data: data
-                )
-
-            case let uuid as UUID:
-
-                if let data = uuid.uuidString.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            default:
-                fatalError("Unprocessable value \(value) with key \(key)")
             }
         }
 

samples/client/petstore/swift5/oneOf/PetstoreClient/Classes/OpenAPIs/URLSessionImplementations.swift

@@ -455,60 +455,62 @@ private class FormDataEncoding: ParameterEncoding {
         urlRequest.setValue("multipart/form-data; boundary=\(boundary)", forHTTPHeaderField: "Content-Type")
 
         for (key, value) in parameters {
-            switch value {
+            for value in (value as? Array ?? [value]) {
-            case let fileURL as URL:
+                switch value {
+                case let fileURL as URL:
 
-                urlRequest = try configureFileUploadRequest(
+                    urlRequest = try configureFileUploadRequest(
-                    urlRequest: urlRequest,
+                        urlRequest: urlRequest,
-                    boundary: boundary,
+                        boundary: boundary,
-                    name: key,
+                        name: key,
-                    fileURL: fileURL
+                        fileURL: fileURL
-                )
+                    )
 
-            case let string as String:
+                case let string as String:
+
+                    if let data = string.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let number as NSNumber:
+
+                    if let data = number.stringValue.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let data as Data:
 
-                if let data = string.data(using: .utf8) {
                     urlRequest = configureDataUploadRequest(
                         urlRequest: urlRequest,
                         boundary: boundary,
                         name: key,
                         data: data
                     )
+
+                case let uuid as UUID:
+
+                    if let data = uuid.uuidString.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                default:
+                    fatalError("Unprocessable value \(value) with key \(key)")
                 }
-
-            case let number as NSNumber:
-
-                if let data = number.stringValue.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            case let data as Data:
-
-                urlRequest = configureDataUploadRequest(
-                    urlRequest: urlRequest,
-                    boundary: boundary,
-                    name: key,
-                    data: data
-                )
-
-            case let uuid as UUID:
-
-                if let data = uuid.uuidString.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            default:
-                fatalError("Unprocessable value \(value) with key \(key)")
             }
         }
 

samples/client/petstore/swift5/promisekitLibrary/PetstoreClient/Classes/OpenAPIs/URLSessionImplementations.swift

@@ -455,60 +455,62 @@ private class FormDataEncoding: ParameterEncoding {
         urlRequest.setValue("multipart/form-data; boundary=\(boundary)", forHTTPHeaderField: "Content-Type")
 
         for (key, value) in parameters {
-            switch value {
+            for value in (value as? Array ?? [value]) {
-            case let fileURL as URL:
+                switch value {
+                case let fileURL as URL:
 
-                urlRequest = try configureFileUploadRequest(
+                    urlRequest = try configureFileUploadRequest(
-                    urlRequest: urlRequest,
+                        urlRequest: urlRequest,
-                    boundary: boundary,
+                        boundary: boundary,
-                    name: key,
+                        name: key,
-                    fileURL: fileURL
+                        fileURL: fileURL
-                )
+                    )
 
-            case let string as String:
+                case let string as String:
+
+                    if let data = string.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let number as NSNumber:
+
+                    if let data = number.stringValue.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let data as Data:
 
-                if let data = string.data(using: .utf8) {
                     urlRequest = configureDataUploadRequest(
                         urlRequest: urlRequest,
                         boundary: boundary,
                         name: key,
                         data: data
                     )
+
+                case let uuid as UUID:
+
+                    if let data = uuid.uuidString.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                default:
+                    fatalError("Unprocessable value \(value) with key \(key)")
                 }
-
-            case let number as NSNumber:
-
-                if let data = number.stringValue.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            case let data as Data:
-
-                urlRequest = configureDataUploadRequest(
-                    urlRequest: urlRequest,
-                    boundary: boundary,
-                    name: key,
-                    data: data
-                )
-
-            case let uuid as UUID:
-
-                if let data = uuid.uuidString.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            default:
-                fatalError("Unprocessable value \(value) with key \(key)")
             }
         }
 

samples/client/petstore/swift5/readonlyProperties/PetstoreClient/Classes/OpenAPIs/URLSessionImplementations.swift

@@ -455,60 +455,62 @@ private class FormDataEncoding: ParameterEncoding {
         urlRequest.setValue("multipart/form-data; boundary=\(boundary)", forHTTPHeaderField: "Content-Type")
 
         for (key, value) in parameters {
-            switch value {
+            for value in (value as? Array ?? [value]) {
-            case let fileURL as URL:
+                switch value {
+                case let fileURL as URL:
 
-                urlRequest = try configureFileUploadRequest(
+                    urlRequest = try configureFileUploadRequest(
-                    urlRequest: urlRequest,
+                        urlRequest: urlRequest,
-                    boundary: boundary,
+                        boundary: boundary,
-                    name: key,
+                        name: key,
-                    fileURL: fileURL
+                        fileURL: fileURL
-                )
+                    )
 
-            case let string as String:
+                case let string as String:
+
+                    if let data = string.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let number as NSNumber:
+
+                    if let data = number.stringValue.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let data as Data:
 
-                if let data = string.data(using: .utf8) {
                     urlRequest = configureDataUploadRequest(
                         urlRequest: urlRequest,
                         boundary: boundary,
                         name: key,
                         data: data
                     )
+
+                case let uuid as UUID:
+
+                    if let data = uuid.uuidString.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                default:
+                    fatalError("Unprocessable value \(value) with key \(key)")
                 }
-
-            case let number as NSNumber:
-
-                if let data = number.stringValue.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            case let data as Data:
-
-                urlRequest = configureDataUploadRequest(
-                    urlRequest: urlRequest,
-                    boundary: boundary,
-                    name: key,
-                    data: data
-                )
-
-            case let uuid as UUID:
-
-                if let data = uuid.uuidString.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            default:
-                fatalError("Unprocessable value \(value) with key \(key)")
             }
         }
 

samples/client/petstore/swift5/resultLibrary/PetstoreClient/Classes/OpenAPIs/URLSessionImplementations.swift

@@ -455,60 +455,62 @@ private class FormDataEncoding: ParameterEncoding {
         urlRequest.setValue("multipart/form-data; boundary=\(boundary)", forHTTPHeaderField: "Content-Type")
 
         for (key, value) in parameters {
-            switch value {
+            for value in (value as? Array ?? [value]) {
-            case let fileURL as URL:
+                switch value {
+                case let fileURL as URL:
 
-                urlRequest = try configureFileUploadRequest(
+                    urlRequest = try configureFileUploadRequest(
-                    urlRequest: urlRequest,
+                        urlRequest: urlRequest,
-                    boundary: boundary,
+                        boundary: boundary,
-                    name: key,
+                        name: key,
-                    fileURL: fileURL
+                        fileURL: fileURL
-                )
+                    )
 
-            case let string as String:
+                case let string as String:
+
+                    if let data = string.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let number as NSNumber:
+
+                    if let data = number.stringValue.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let data as Data:
 
-                if let data = string.data(using: .utf8) {
                     urlRequest = configureDataUploadRequest(
                         urlRequest: urlRequest,
                         boundary: boundary,
                         name: key,
                         data: data
                     )
+
+                case let uuid as UUID:
+
+                    if let data = uuid.uuidString.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                default:
+                    fatalError("Unprocessable value \(value) with key \(key)")
                 }
-
-            case let number as NSNumber:
-
-                if let data = number.stringValue.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            case let data as Data:
-
-                urlRequest = configureDataUploadRequest(
-                    urlRequest: urlRequest,
-                    boundary: boundary,
-                    name: key,
-                    data: data
-                )
-
-            case let uuid as UUID:
-
-                if let data = uuid.uuidString.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            default:
-                fatalError("Unprocessable value \(value) with key \(key)")
             }
         }
 

samples/client/petstore/swift5/rxswiftLibrary/PetstoreClient/Classes/OpenAPIs/URLSessionImplementations.swift

@@ -455,60 +455,62 @@ private class FormDataEncoding: ParameterEncoding {
         urlRequest.setValue("multipart/form-data; boundary=\(boundary)", forHTTPHeaderField: "Content-Type")
 
         for (key, value) in parameters {
-            switch value {
+            for value in (value as? Array ?? [value]) {
-            case let fileURL as URL:
+                switch value {
+                case let fileURL as URL:
 
-                urlRequest = try configureFileUploadRequest(
+                    urlRequest = try configureFileUploadRequest(
-                    urlRequest: urlRequest,
+                        urlRequest: urlRequest,
-                    boundary: boundary,
+                        boundary: boundary,
-                    name: key,
+                        name: key,
-                    fileURL: fileURL
+                        fileURL: fileURL
-                )
+                    )
 
-            case let string as String:
+                case let string as String:
+
+                    if let data = string.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let number as NSNumber:
+
+                    if let data = number.stringValue.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let data as Data:
 
-                if let data = string.data(using: .utf8) {
                     urlRequest = configureDataUploadRequest(
                         urlRequest: urlRequest,
                         boundary: boundary,
                         name: key,
                         data: data
                     )
+
+                case let uuid as UUID:
+
+                    if let data = uuid.uuidString.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                default:
+                    fatalError("Unprocessable value \(value) with key \(key)")
                 }
-
-            case let number as NSNumber:
-
-                if let data = number.stringValue.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            case let data as Data:
-
-                urlRequest = configureDataUploadRequest(
-                    urlRequest: urlRequest,
-                    boundary: boundary,
-                    name: key,
-                    data: data
-                )
-
-            case let uuid as UUID:
-
-                if let data = uuid.uuidString.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            default:
-                fatalError("Unprocessable value \(value) with key \(key)")
             }
         }
 

samples/client/petstore/swift5/urlsessionLibrary/Sources/PetstoreClient/URLSessionImplementations.swift

@@ -455,60 +455,62 @@ private class FormDataEncoding: ParameterEncoding {
         urlRequest.setValue("multipart/form-data; boundary=\(boundary)", forHTTPHeaderField: "Content-Type")
 
         for (key, value) in parameters {
-            switch value {
+            for value in (value as? Array ?? [value]) {
-            case let fileURL as URL:
+                switch value {
+                case let fileURL as URL:
 
-                urlRequest = try configureFileUploadRequest(
+                    urlRequest = try configureFileUploadRequest(
-                    urlRequest: urlRequest,
+                        urlRequest: urlRequest,
-                    boundary: boundary,
+                        boundary: boundary,
-                    name: key,
+                        name: key,
-                    fileURL: fileURL
+                        fileURL: fileURL
-                )
+                    )
 
-            case let string as String:
+                case let string as String:
+
+                    if let data = string.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let number as NSNumber:
+
+                    if let data = number.stringValue.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let data as Data:
 
-                if let data = string.data(using: .utf8) {
                     urlRequest = configureDataUploadRequest(
                         urlRequest: urlRequest,
                         boundary: boundary,
                         name: key,
                         data: data
                     )
+
+                case let uuid as UUID:
+
+                    if let data = uuid.uuidString.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                default:
+                    fatalError("Unprocessable value \(value) with key \(key)")
                 }
-
-            case let number as NSNumber:
-
-                if let data = number.stringValue.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            case let data as Data:
-
-                urlRequest = configureDataUploadRequest(
-                    urlRequest: urlRequest,
-                    boundary: boundary,
-                    name: key,
-                    data: data
-                )
-
-            case let uuid as UUID:
-
-                if let data = uuid.uuidString.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            default:
-                fatalError("Unprocessable value \(value) with key \(key)")
             }
         }
 

samples/client/petstore/swift5/x-swift-hashable/PetstoreClient/Classes/OpenAPIs/URLSessionImplementations.swift

@@ -455,60 +455,62 @@ private class FormDataEncoding: ParameterEncoding {
         urlRequest.setValue("multipart/form-data; boundary=\(boundary)", forHTTPHeaderField: "Content-Type")
 
         for (key, value) in parameters {
-            switch value {
+            for value in (value as? Array ?? [value]) {
-            case let fileURL as URL:
+                switch value {
+                case let fileURL as URL:
 
-                urlRequest = try configureFileUploadRequest(
+                    urlRequest = try configureFileUploadRequest(
-                    urlRequest: urlRequest,
+                        urlRequest: urlRequest,
-                    boundary: boundary,
+                        boundary: boundary,
-                    name: key,
+                        name: key,
-                    fileURL: fileURL
+                        fileURL: fileURL
-                )
+                    )
 
-            case let string as String:
+                case let string as String:
+
+                    if let data = string.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let number as NSNumber:
+
+                    if let data = number.stringValue.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                case let data as Data:
 
-                if let data = string.data(using: .utf8) {
                     urlRequest = configureDataUploadRequest(
                         urlRequest: urlRequest,
                         boundary: boundary,
                         name: key,
                         data: data
                     )
+
+                case let uuid as UUID:
+
+                    if let data = uuid.uuidString.data(using: .utf8) {
+                        urlRequest = configureDataUploadRequest(
+                            urlRequest: urlRequest,
+                            boundary: boundary,
+                            name: key,
+                            data: data
+                        )
+                    }
+
+                default:
+                    fatalError("Unprocessable value \(value) with key \(key)")
                 }
-
-            case let number as NSNumber:
-
-                if let data = number.stringValue.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            case let data as Data:
-
-                urlRequest = configureDataUploadRequest(
-                    urlRequest: urlRequest,
-                    boundary: boundary,
-                    name: key,
-                    data: data
-                )
-
-            case let uuid as UUID:
-
-                if let data = uuid.uuidString.data(using: .utf8) {
-                    urlRequest = configureDataUploadRequest(
-                        urlRequest: urlRequest,
-                        boundary: boundary,
-                        name: key,
-                        data: data
-                    )
-                }
-
-            default:
-                fatalError("Unprocessable value \(value) with key \(key)")
             }
         }