Merge pull request #11 from pwszebor-vimn/pwszebor-vimn/feature/add-customnserror-conformance

Conform URLSessionDecodableError to CustomNSError

Author: pwszebor-vimn

Sources/URLSessionDecodable/URLSessionDecodableError+CustomNSError.swift

@@ -0,0 +1,30 @@
+//  Copyright © 2024 Viacom. All rights reserved.
+
+import Foundation
+
+extension URLSessionDecodableError: CustomNSError {
+    public static let errorDomain = "URLSessionDecodable"
+
+    public var errorCode: Int {
+        switch self {
+        case .unknown: return 1
+        case .urlSession: return 2
+        case .deserialization: return 3
+        case .nonHTTPResponse: return 4
+        case .serverResponse: return 5
+        }
+    }
+
+    public var errorUserInfo: [String: Any] {
+        switch self {
+        case let .urlSession(error):
+            return [NSUnderlyingErrorKey: error]
+        case let .deserialization(deserialization):
+            return deserialization.underlyingError.map {
+                [NSUnderlyingErrorKey: $0]
+            } ?? [:]
+        case .unknown, .nonHTTPResponse, .serverResponse:
+            return [:]
+        }
+    }
+}