Start() in IProgram has been renamed to Run()

- Run() loop in the shell is now wrapped in a try-catch statement.
- Added Github CI
- Removed OSConsts and TermConsts
- Programs can now access the programs dictionary directly from the shell

src/Tomas.Terminal/Program.cs

@@ -12,17 +12,30 @@ namespace Tomas.Terminal
             {
                 var shell = new Shell();
                 var command = shell.ReadLine;
+                var programs = shell.Programs;
 
-                if (!TermConsts.Programs.TryGetValue(command, out var program))
+                if (!programs.TryGetValue(command, out var program))
                 {
-                    Console.WriteLine("Command Unknown.");
+                    Console.WriteLine("Command Not Found.");
                     continue;
                 }
 
-                var start = program.Start();
-                if (start) continue;
-
-                break;
+                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.Terminal/Programs/About.cs

@@ -2,21 +2,16 @@
 // See the LICENSE file in the project root for more information.
 using System;
 using Tomas.Common;
-using Tomas.Interface.Shell;
+using Tomas.Interface;
 
 namespace Tomas.Terminal.Programs
 {
     public class About : IProgram
     {
-        public bool Start()
+        public bool Run(IShell shell)
         {
-            Console.WriteLine($"{ComConsts.NAME} v{ComConsts.VersionGit}{Environment.NewLine}");
-
-            Console.WriteLine("Commands:");
-            var progs = TermConsts.Programs;
-            foreach (var commands in  progs.Keys)
-                Console.WriteLine(commands);
-
+            Console.WriteLine($"{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;
         }
     }

src/Tomas.Terminal/Shell.cs

@@ -1,7 +1,10 @@
 // I license this project under the GPL 3.0 license.
 // See the LICENSE file in the project root for more information.
 using System;
-using Tomas.Interface.Shell;
+using System.Collections.Generic;
+using Tomas.Common.Programs;
+using Tomas.Interface;
+using Tomas.Terminal.Programs;
 
 namespace Tomas.Terminal
 {
@@ -9,6 +12,14 @@ namespace Tomas.Terminal
     {
         const char SYMBOL = '$';
 
+        public Dictionary<string, IProgram> Programs => new Dictionary<string, IProgram>()
+        {
+            {"about", new About()},
+            {"fensay", new FenSay()},
+            {"clear", new Clear()},
+            {"commands", new Commands()}
+        };
+
         public string ReadLine
         {
             get

src/Tomas.Terminal/TermConsts.cs

@@ -1,19 +0,0 @@
-// I license this project under the GPL 3.0 license.
-// See the LICENSE file in the project root for more information.
-using System.Collections.Generic;
-using Tomas.Interface.Shell;
-using Tomas.Kernel.Programs;
-using Tomas.Terminal.Programs;
-
-namespace Tomas.Terminal
-{
-    public struct TermConsts
-    {
-        public static Dictionary<string, IProgram> Programs => new Dictionary<string, IProgram>()
-        {
-            {"about", new About()},
-            {"fensay", new FenSay()},
-            {"clear", new Clear()}
-        };
-    }
-}