Use file scoped namespace declarations

examples/Console/Showcase/ExceptionGenerator.cs

@@ -1,30 +1,29 @@
 using System;
 
-namespace Spectre.Console.Examples
+namespace Spectre.Console.Examples;
+
+public static class ExceptionGenerator
 {
-    public static class ExceptionGenerator
+    public static Exception GenerateException()
     {
-        public static Exception GenerateException()
+        try
         {
-            try
-            {
-                SomeOperation();
-                throw new InvalidOperationException();
-            }
-            catch (Exception ex)
-            {
-                return ex;
-            }
+            SomeOperation();
+            throw new InvalidOperationException();
         }
-
-        private static void SomeOperation()
+        catch (Exception ex)
         {
-            SomeOperationGoingWrong();
-        }
-
-        private static void SomeOperationGoingWrong()
-        {
-            throw new InvalidOperationException("Something went very wrong!");
+            return ex;
         }
     }
+
+    private static void SomeOperation()
+    {
+        SomeOperationGoingWrong();
+    }
+
+    private static void SomeOperationGoingWrong()
+    {
+        throw new InvalidOperationException("Something went very wrong!");
+    }
 }