CSI.Interpreter.ProcessCommand C# (CSharp) Method

        void ProcessCommand(string line)
        {
            Match m = cmdSplit.Match(line);
            string cmd = m.Groups[1].ToString();
            string arg = m.Groups[2].ToString().TrimStart(null);
            switch (cmd)
            {
                case "n":
                    AddNamespace(arg);
                    break;
                case "r":
                    AddReference(arg);
                    break;
                case "v":
                    foreach (string v in varTable.Keys)
                        Utils.Print(v + " = " + varTable[v]);
                    break;
                case "dcl":
                    MustDeclare = !MustDeclare;
                    break;
                case "code": //  show code sent to compiler!
                    showCode = !showCode;
                    break;
                default:
                    // a macro may be used as a command; the line is split up and
                    // and supplied as arguments.
                    // For macros taking one argument, the whole line is supplied.
                    MacroEntry me = macro.Lookup(cmd);
                    if (me != null && me.Parms != null)
                    {
                        string[] parms;
                        if (me.Parms.Length > 1)
                            parms = spaces.Split(arg);
                        else
                            parms = new string[] { arg };
                        string s = macro.ReplaceParms(me, parms);
                        ExecuteLine(s);
                    }
                    else
                        Utils.Print("unrecognized command, or bad macro");
                    break;
            }
        }