Add support for Cors (#714)

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

@@ -1,5 +1,6 @@
 using System.Text.RegularExpressions;
 using WireMock.Handlers;
+using WireMock.Types;
 
 namespace WireMock.Admin.Settings
 {
@@ -53,5 +54,10 @@ namespace WireMock.Admin.Settings
         /// Save unmatched requests to a file using the <see cref="IFileSystemHandler"/>. (default set to false).
         /// </summary>
         public bool? SaveUnmatchedRequests { get; set; }
+
+        /// <summary>
+        /// Policies to use when using CORS. By default CORS is disabled. [Optional]
+        /// </summary>
+        public string CorsPolicyOptions { get; set; }
     }
 }

src/WireMock.Net.Abstractions/Types/CorsPolicyOptions.cs

@@ -0,0 +1,36 @@
+using System;
+
+namespace WireMock.Types
+{
+    /// <summary>
+    /// Policies to use when using CORS.
+    /// </summary>
+    [Flags]
+    public enum CorsPolicyOptions
+    {
+        /// <summary>
+        /// Cors is disabled
+        /// </summary>
+        None = 0,
+
+        /// <summary>
+        /// Ensures that the policy allows any header.
+        /// </summary>
+        AllowAnyHeader = 0b00000001,
+
+        /// <summary>
+        /// Ensures that the policy allows any method.
+        /// </summary>
+        AllowAnyMethod = 0b00000010,
+
+        /// <summary>
+        /// Ensures that the policy allows any origin.
+        /// </summary>
+        AllowAnyOrigin = 0b00000100,
+
+        /// <summary>
+        /// Ensures that the policy allows any header, method and origin.
+        /// </summary>
+        AllowAll = AllowAnyHeader | AllowAnyMethod | AllowAnyOrigin
+    }
+}