SaveUnmatchedRequests (#703)

src/WireMock.Net.Abstractions/Admin/Settings/SettingsModel.cs

@@ -1,4 +1,7 @@
-namespace WireMock.Admin.Settings
+using System.Text.RegularExpressions;
+using WireMock.Handlers;
+
+namespace WireMock.Admin.Settings
 {
     /// <summary>
     /// Settings
@@ -40,5 +43,15 @@
         /// Throw an exception when the Matcher fails because of invalid input. (default set to false).
         /// </summary>
         public bool? ThrowExceptionWhenMatcherFails { get; set; }
+
+        /// <summary>
+        /// Use the RegexExtended instead of the default <see cref="Regex"/>.  (default set to true).
+        /// </summary>
+        public bool? UseRegexExtended { get; set; }
+
+        /// <summary>
+        /// Save unmatched requests to a file using the <see cref="IFileSystemHandler"/>. (default set to false).
+        /// </summary>
+        public bool? SaveUnmatchedRequests { get; set; }
     }
 }

src/WireMock.Net.Abstractions/Handlers/IFileSystemHandler.cs

@@ -96,5 +96,18 @@ namespace WireMock.Handlers
         /// <param name="filename">The filename.</param>
         /// <returns>The file content as a string.</returns>
         string ReadFileAsString([NotNull] string filename);
+
+        /// <summary>
+        /// Gets the folder where the unmatched requests should be stored. For local file system, this would be `{CurrentFolder}/requests/unmatched`.
+        /// </summary>
+        /// <returns>The folder name.</returns>
+        string GetUnmatchedRequestsFolder();
+
+        /// <summary>
+        /// Write a unmatched request to the Unmatched RequestsFolder.
+        /// </summary>
+        /// <param name="filename">The filename.</param>
+        /// <param name="text">The text.</param>
+        void WriteUnmatchedRequest([NotNull] string filename, [NotNull] string text);
     }
 }