leave custom result in for old versions of swift

Author: tycobbb

IFTTT SDK/Result+Queries.swift

@@ -5,6 +5,23 @@
 //  Copyright © 2019 IFTTT. All rights reserved.
 //
 
+#if swift(<5.4)
+/// An object to model success and failure states from an API.
+public enum Result<ValueType, ErrorType: Error> {
+    /// The operation was successful. The passed associated value is the result that was returned from the API.
+    case success(ValueType)
+
+    /// The operation failed. The passed associated value is the error that was encountered.
+    case failure(ErrorType)
+
+    /// An alias for `ValueType`.
+    typealias Success = ValueType
+
+    /// An alias for `ErrorType`.
+    typealias Failure = ErrorType
+}
+#endif
+
 extension Result {
     /// The associated value for `success`es. Returns `nil` on `failure`.
     var value: Success? {