Return of kernal programs

- Boot log is now cleared
- File scoped namespaces work

src/TOMAS.sln

@@ -19,7 +19,7 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Tomas.Interface", "Tomas.In
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Tomas.Terminal", "Tomas.Terminal\Tomas.Terminal.csproj", "{49E67E55-F9D2-419A-8097-38F39E98A95E}"
 EndProject
-Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Tomas.Kernal", "Tomas.Kernal\Tomas.Kernal.csproj", "{20750C95-A3C7-4958-BA9F-56E4C3BD0293}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Tomas.Kernel", "Tomas.Kernal\Tomas.Kernel.csproj", "{20750C95-A3C7-4958-BA9F-56E4C3BD0293}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution

src/Tomas.Kernal/GlobalUsing.cs

@@ -1,4 +1,5 @@
 global using Tomas.Common.Programs;
 global using Tomas.Interface;
+global using Tomas.Kernel;
 global using Tomas.Kernel.Programs;
 global using Os = Cosmos.System;

src/Tomas.Kernal/Kernel.cs

@@ -2,22 +2,54 @@
 // See the LICENSE file in the project root for more information.
 using System;
 
-namespace Tomas.Kernal
+namespace Tomas.Kernel;
+
+public class Kernel : Os.Kernel
 {
-    public class Kernel : Os.Kernel
-    {
 
     protected override void BeforeRun()
     {
-            Console.WriteLine("Cosmos booted successfully. Type a line of text to get it echoed back.");
+        Console.Clear();
+        Console.WriteLine("TOMAS booted successfully.");
     }
 
     protected override void Run()
     {
+        /*
         Console.Write("$");
         var input = Console.ReadLine();
         Console.Write("Text typed: ");
         Console.WriteLine(input);
+        */
+
+        while (true)
+        {
+            var shell = new Shell();
+            var command = shell.ReadLine;
+            var programs = shell.Programs;
+
+            if (!programs.TryGetValue(command, out var program))
+            {
+                Console.WriteLine("Command Not Found.");
+                continue;
+            }
+
+            try
+            {
+                var start = program.Run(shell);
+                switch (start)
+                {
+                    case true:
+                        continue;
+                    case false:
+                        Console.WriteLine("Program closed unexpectedly.");
+                        continue;
+                }
+            }
+            catch (Exception err)
+            {
+                Console.WriteLine(err.Message);
+            }
         }
     }
 }

src/Tomas.Kernal/Programs/About.cs

@@ -3,10 +3,10 @@
 using System;
 using Tomas.Common;
 
-namespace Tomas.Kernel.Programs
+namespace Tomas.Kernel.Programs;
+
+public class About : IProgram
 {
-    public class About : IProgram
- {
     public bool Run(IShell shell)
     {
         Console.WriteLine($"{ComConsts.NAME} v{ComConsts.VersionGit}{Environment.NewLine}"
@@ -17,5 +17,4 @@ namespace Tomas.Kernel.Programs
 
         return true;
     }
- }
 }

src/Tomas.Kernal/Programs/Shutdown.cs

@@ -0,0 +1,13 @@
+using System;
+
+namespace Tomas.Kernel.Programs;
+
+internal class Shutdown : IProgram
+{
+    public bool Run(IShell shell)
+    {
+        Environment.Exit(Environment.ExitCode);
+
+        return true;
+    }
+}

src/Tomas.Kernal/Shell.cs

@@ -3,18 +3,19 @@
 using System;
 using System.Collections.Generic;
 
-namespace Tomas.Kernel
+namespace Tomas.Kernel;
+
+public class Shell : IShell
 {
-    public class Shell : IShell
-    {
     const char SYMBOL = '$';
 
     public Dictionary<string, IProgram> Programs => new Dictionary<string, IProgram>()
     {
-            {"about", new About()},
-            {"fensay", new FenSay()},
-            {"clear", new Clear()},
-            {"commands", new Commands()}
+        {"about", new About() },
+        {"fensay", new FenSay() },
+        {"clear", new Clear() },
+        {"commands", new Commands() },
+        {"shutdown", new Shutdown() }
     };
 
     public string ReadLine
@@ -26,5 +27,4 @@ namespace Tomas.Kernel
             return readl;
         }
     }
-    }
 }

src/Tomas.Kernal/TomFS.cs

@@ -6,10 +6,10 @@ using Cosmos.System.FileSystem;
 using Cosmos.System.FileSystem.VFS;
 using Tomas.Common;
 
-namespace Tomas.Kernel
+namespace Tomas.Kernel;
+
+class TomFS
 {
- class TomFS
- {
     public const string ROOT_DIR = "0:\\";
     public static string SYSTEM_DIR = $"{ROOT_DIR}\\SYSTEM\\";
 
@@ -48,5 +48,4 @@ namespace Tomas.Kernel
             throw;
         }
     }
- }
 }

src/Tomas.Terminal/Programs/About.cs

@@ -1,17 +1,15 @@
 // I license this project under the BSD 3-Clause license.
 // See the LICENSE file in the project root for more information.
 using Tomas.Common;
-using Tomas.Interface;
 
-namespace Tomas.Terminal.Programs
+namespace Tomas.Terminal.Programs;
+
+public class About : IProgram
 {
-    public class About : IProgram
- {
-  public bool Run(IShell shell)
-  {
-   Console.WriteLine($"{ComConsts.NAME} Terminal Emulator v{ComConsts.VersionGit}{Environment.NewLine}"
+public bool Run(IShell shell)
+{
+Console.WriteLine($"{ComConsts.NAME} Terminal Emulator v{ComConsts.VersionGit}{Environment.NewLine}"
                  + "TOMAS (Tony's Managed Operating System) is a operating system written in C# using the COSMOS framework.");
-   return true;
-  }
- }
+return true;
+}
 }