Add support for rendering exceptions

src/Spectre.Console.Tests/Extensions/StringExtensions.cs

@@ -1,13 +1,34 @@
 using System;
+using System.Text.RegularExpressions;
 
 namespace Spectre.Console.Tests
 {
     public static class StringExtensions
     {
+        private static readonly Regex _lineNumberRegex = new Regex(":\\d+", RegexOptions.Singleline);
+        private static readonly Regex _filenameRegex = new Regex("\\sin\\s.*cs:nn", RegexOptions.Multiline);
+
         public static string NormalizeLineEndings(this string text)
         {
             return text?.Replace("\r\n", "\n", StringComparison.OrdinalIgnoreCase)
                 ?.Replace("\r", string.Empty, StringComparison.OrdinalIgnoreCase);
         }
+
+        public static string NormalizeStackTrace(this string text)
+        {
+            text = _lineNumberRegex.Replace(text, match =>
+            {
+                return ":nn";
+            });
+
+            return _filenameRegex.Replace(text, match =>
+            {
+                var value = match.Value;
+                var index = value.LastIndexOfAny(new[] { '\\', '/' });
+                var filename = value.Substring(index + 1, value.Length - index - 1);
+
+                return $" in /xyz/{filename}";
+            });
+        }
     }
 }