Add more statements and bug fixes

Add `Execute(List<string>...` method to interpreter
Add escape sequence (`!!`)
Fix `Evaluator.Calulate` method not correctly handling `-` and `+` prefixes

YesNt.CodeEditor/Editor.cs

@@ -61,7 +61,7 @@ namespace YesNt.CodeEditor
             if (SizeChanged())
             {
                 drawAll = true;
-                inputHandler.WriteStatus(string.Empty);
+                InputHandler.WriteStatus(string.Empty);
             }
 
             if (LineOffset < 0 || CursorPosition.Y < 0 || CursorPosition.Y < 0)
@@ -111,14 +111,14 @@ namespace YesNt.CodeEditor
 
             if (!File.Exists(path))
             {
-                inputHandler.WriteStatus("File does not exist!");
+                InputHandler.WriteStatus("File does not exist!");
                 return false;
             }
 
             Lines.Clear();
             Lines.AddRange(File.ReadAllLines(path));
             CurrentPath = path;
-            inputHandler.WriteStatus("File Loaded!");
+            InputHandler.WriteStatus("File Loaded!");
             return true;
         }
 
@@ -152,12 +152,12 @@ namespace YesNt.CodeEditor
             }
             else if (input.Split(' ').Length > 2)
             {
-                inputHandler.WriteStatus("Invalid arguments!");
+                InputHandler.WriteStatus("Invalid arguments!");
                 return false;
             }
             else
             {
-                inputHandler.WriteStatus("File path is empty! (Save the file before you can use this command)");
+                InputHandler.WriteStatus("File path is empty! (Save the file before you can use this command)");
                 return false;
             }
 
@@ -174,12 +174,12 @@ namespace YesNt.CodeEditor
             try
             {
                 File.WriteAllLines(path, Lines);
-                inputHandler.WriteStatus("File Saved!");
+                InputHandler.WriteStatus("File Saved!");
                 return true;
             }
             catch (Exception ex)
             {
-                inputHandler.WriteStatus(ex.Message);
+                InputHandler.WriteStatus(ex.Message);
                 return false;
             }
         }

YesNt.CodeEditor/InputHandler.cs

@@ -1,4 +1,5 @@
 using System;
+using System.Text;
 
 namespace YesNt.CodeEditor
 {
@@ -124,11 +125,14 @@ namespace YesNt.CodeEditor
                         textEditor.Lines.Add("");
                     }
 
-                    while (textEditor.Lines[textEditor.CursorPosition.Y].Length <= textEditor.CursorPosition.X)
+                    StringBuilder lineBuilder = new StringBuilder(textEditor.Lines[textEditor.CursorPosition.Y]);
+                    while (lineBuilder.Length <= textEditor.CursorPosition.X)
                     {
-                        textEditor.Lines[textEditor.CursorPosition.Y] += " ";
+                        lineBuilder.Append(' ');
                     }
 
+                    textEditor.Lines[textEditor.CursorPosition.Y] = lineBuilder.ToString();
+
                     if (keyInfo.Key == ConsoleKey.Backspace)
                     {
                         if (textEditor.CursorPosition.X > 0)
@@ -307,7 +311,7 @@ namespace YesNt.CodeEditor
             return true;
         }
 
-        public void WriteStatus(string input)
+        internal static void WriteStatus(string input)
         {
             Console.SetCursorPosition(0, Console.WindowHeight - 1);
             Console.Write(input + new string(' ', Console.WindowWidth - input.Length - 1));

YesNt.CodeEditor/SyntaxHighlighter.cs

@@ -27,6 +27,12 @@ namespace YesNt.CodeEditor
             }
             else
             {
+                MatchCollection matches = Regex.Matches(input, @"!!.");
+                for (int i = 0; i < matches.Count; i++)
+                {
+                    input = AddColorInformation(input, matches[i].Value, Console.ForegroundColor, SearchMode.Contains);
+                }
+
                 foreach (StatementInformation statement in statementInformation)
                 {
                     if (statement.IgnoreSyntaxHighlighting)
@@ -92,7 +98,7 @@ namespace YesNt.CodeEditor
                     }
                 }
 
-                MatchCollection matches = Regex.Matches(input, @">[a-zA-Z0-9]+");
+                matches = Regex.Matches(input, @">[a-zA-Z0-9]+");
                 for (int i = 0; i < matches.Count; i++)
                 {
                     input = AddColorInformation(input, matches[i].Value, ConsoleColor.Cyan, SearchMode.Contains);
@@ -134,11 +140,11 @@ namespace YesNt.CodeEditor
                 }
                 Console.ForegroundColor = consoleColor;
                 Console.Write(messagePart);
-                Console.ForegroundColor = ConsoleColor.Gray;
             }
+            Console.ForegroundColor = ConsoleColor.Gray;
         }
 
-        private string AddColorInformation(string originalString, string value, ConsoleColor color, SearchMode searchMode)
+        private static string AddColorInformation(string originalString, string value, ConsoleColor color, SearchMode searchMode)
         {
             int spacesAtEnd = value.WhiteSpaceAtEnd();
             string reult = searchMode switch