[Enhancement] Lossy codable list property wrapper (#19)

This PR contains the work done to implement the `LossyCodableList` struct and property wrapper, which is used in lossy decoding/encoding processes.

Co-authored-by: Javier Cicchelli <javier@rock-n-code.com>
Reviewed-on: #19

Tests/Core/Helpers/Extensions/Data+Result.swift

@@ -0,0 +1,21 @@
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the SwiftLibs open source project
+//
+// Copyright (c) 2023 Röck+Cöde VoF. and the SwiftLibs project authors
+// Licensed under the EUPL 1.2 or later.
+//
+// See LICENSE.txt for license information
+// See CONTRIBUTORS.txt for the list of SwiftLibs project authors
+//
+//===----------------------------------------------------------------------===//
+
+import Foundation
+
+extension Data {
+    enum Result {
+        static let allItemsNotFilteredOut = String.Result.allItemsNotFilteredOut.data(using: .utf8)
+        static let someItemsFilteredOut = String.Result.someItemsFilteredOut.data(using: .utf8)
+        static let allItemsFilteredOut = String.Result.allItemsFilteredOut.data(using: .utf8)
+    }
+}

Tests/Core/Helpers/Extensions/Data+Seed.swift

@@ -0,0 +1,21 @@
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the SwiftLibs open source project
+//
+// Copyright (c) 2023 Röck+Cöde VoF. and the SwiftLibs project authors
+// Licensed under the EUPL 1.2 or later.
+//
+// See LICENSE.txt for license information
+// See CONTRIBUTORS.txt for the list of SwiftLibs project authors
+//
+//===----------------------------------------------------------------------===//
+
+import Foundation
+
+extension Data {
+    enum Seed {
+        static let itemsWithAllKeysHavingIntValues = String.Seed.itemsWithAllKeysHavingIntValues.data(using: .utf8)
+        static let itemsWithSomeKeysAndValuesAreNil = String.Seed.itemsWithSomeKeysAndValuesAreNil.data(using: .utf8)
+        static let itemsWithAllKeysAndValuesAreNil = String.Seed.itemsWithAllKeysAndValuesAreNil.data(using: .utf8)
+    }
+}

Tests/Core/Helpers/Extensions/String+Result.swift

@@ -0,0 +1,19 @@
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the SwiftLibs open source project
+//
+// Copyright (c) 2023 Röck+Cöde VoF. and the SwiftLibs project authors
+// Licensed under the EUPL 1.2 or later.
+//
+// See LICENSE.txt for license information
+// See CONTRIBUTORS.txt for the list of SwiftLibs project authors
+//
+//===----------------------------------------------------------------------===//
+
+extension String {
+    enum Result {
+        static let allItemsNotFilteredOut = "{\"items\":[{\"key\":\"One\",\"value\":1},{\"key\":\"Two\",\"value\":2},{\"key\":\"Three\",\"value\":3},{\"key\":\"Four\",\"value\":4}]}"
+        static let someItemsFilteredOut = "{\"items\":[{\"key\":\"One\",\"value\":1},{\"key\":\"Three\",\"value\":3}]}"
+        static let allItemsFilteredOut = "{\"items\":[]}"
+    }
+}

Tests/Core/Helpers/Extensions/String+Seed.swift

@@ -0,0 +1,19 @@
+//===----------------------------------------------------------------------===//
+//
+// This source file is part of the SwiftLibs open source project
+//
+// Copyright (c) 2023 Röck+Cöde VoF. and the SwiftLibs project authors
+// Licensed under the EUPL 1.2 or later.
+//
+// See LICENSE.txt for license information
+// See CONTRIBUTORS.txt for the list of SwiftLibs project authors
+//
+//===----------------------------------------------------------------------===//
+
+extension String {
+    enum Seed {
+        static let itemsWithAllKeysHavingIntValues = "{\"items\":[{\"key\":\"One\",\"value\":1},{\"key\":\"Two\",\"value\":2},{\"key\":\"Three\",\"value\":3},{\"key\":\"Four\",\"value\":4}]}"
+        static let itemsWithSomeKeysAndValuesAreNil = "{\"items\":[{\"key\":\"One\",\"value\":1},{\"key\":\"Two\",\"value\":null},{\"key\":\"Three\",\"value\":3},{\"key\":null,\"value\":4}]}"
+        static let itemsWithAllKeysAndValuesAreNil = "{\"items\":[{\"key\":\"One\",\"value\":null},{\"key\":null,\"value\":2},{\"key\":\"Three\",\"value\":null},{\"key\":null,\"value\":4}]}"
+    }
+}