Initial commit of SqlTools Service API

ServiceHost/Utility/Extensions.cs

@@ -0,0 +1,34 @@
+//
+// Copyright (c) Microsoft. All rights reserved.
+// Licensed under the MIT license. See LICENSE file in the project root for full license information.
+//
+
+using System;
+
+namespace Microsoft.PowerShell.EditorServices.Utility
+{
+    internal static class ObjectExtensions
+    {
+        /// <summary>
+        /// Extension to evaluate an object's ToString() method in an exception safe way. This will
+        /// extension method will not throw.
+        /// </summary>
+        /// <param name="obj">The object on which to call ToString()</param>
+        /// <returns>The ToString() return value or a suitable error message is that throws.</returns>
+        public static string SafeToString(this object obj)
+        {
+            string str;
+
+            try
+            {
+                str = obj.ToString();
+            }
+            catch (Exception ex)
+            {
+                str = $"<Error converting poperty value to string - {ex.Message}>";
+            }
+
+            return str;
+        }
+    }
+}