Implemented an input validation mechanism (#4)

This PR contains the work done to implement the `ValidateInputUseCase` use case and the `InputValidationRule` protocol, that is essential to define custom validation rules for inputs. In addition, the `NotEmptyValidationRule` and `NotNilValidationRule` rules have also been implemented. Reviewed-on: #4 Co-authored-by: Javier Cicchelli <javier@rock-n-code.com> Co-committed-by: Javier Cicchelli <javier@rock-n-code.com>
2025-10-12 13:25:25 +00:00
parent bfc9e67d38
commit a1a649838c
9 changed files with 403 additions and 0 deletions
@@ -31,6 +31,8 @@ extension String {
        static let authConsumer = "Discogs \(String.Parameter.key)=%@, \(String.Parameter.secret)=%@"
        /// A format for the user authentication header.
        static let authUser = "Discogs \(String.Parameter.token)=%@"
+        /// A format for the user agent header.
+        static let userAgent = "%@/%@ +%@"
    }
 }