Dynamically generate list of parsers

tools/ColorTool/ColorTool/ISchemeParser.cs

@@ -7,6 +7,8 @@ namespace ColorTool
 {
     interface ISchemeParser
     {
+        string Name { get; }
+
         uint[] ParseScheme(string schemeName);
     }
 }

tools/ColorTool/ColorTool/IniSchemeParser.cs

@@ -16,7 +16,7 @@ namespace ColorTool
         [DllImport("kernel32")]
         private static extern int GetPrivateProfileString(string section, string key, string def, StringBuilder retVal, int size, string filePath);
 
-        // These are in Windows Color table order - BRG, not RGB. 
+        // These are in Windows Color table order - BRG, not RGB.
         static string[] COLOR_NAMES = {
             "DARK_BLACK",
             "DARK_BLUE",
@@ -36,6 +36,8 @@ namespace ColorTool
             "BRIGHT_WHITE"
         };
 
+        public string Name => "INI File Parser";
+
         static uint ParseHex(string arg)
         {
             System.Drawing.Color col = System.Drawing.ColorTranslator.FromHtml(arg);
@@ -44,11 +46,12 @@ namespace ColorTool
 
         static uint ParseRgb(string arg)
         {
-            int[] components = { 0, 0, 0};
+            int[] components = { 0, 0, 0 };
             string[] args = arg.Split(',');
             if (args.Length != components.Length) throw new Exception("Invalid color format \"" + arg + "\"");
             if (args.Length != 3) throw new Exception("Invalid color format \"" + arg + "\"");
-            for (int i = 0; i < args.Length; i++){
+            for (int i = 0; i < args.Length; i++)
+            {
                 components[i] = Int32.Parse(args[i]);
             }
 

tools/ColorTool/ColorTool/Program.cs

@@ -3,10 +3,12 @@
 // Licensed under the terms described in the LICENSE file in the root of this project.
 //
 
-using System;
-using static ColorTool.ConsoleAPI;
 using Microsoft.Win32;
+using System;
+using System.Collections.Generic;
+using System.Linq;
 using System.Reflection;
+using static ColorTool.ConsoleAPI;
 
 namespace ColorTool
 {
@@ -86,7 +88,8 @@ namespace ColorTool
 
         static void Usage()
         {
-            Console.WriteLine(Resources.Usage);
+            Console.WriteLine(Resources.Usage,
+                string.Join($"{Environment.NewLine}  ", GetParsers().Select(p => p.Name)));
         }
 
         static void Version()
@@ -136,7 +139,7 @@ namespace ColorTool
                 "46m",
                 "47m"
             };
-            
+
             Console.Write("\t");
             for (int bg = 0; bg < BGs.Length; bg++)
             {
@@ -259,8 +262,7 @@ namespace ColorTool
             string schemeName = args[args.Length - 1];
 
             uint[] colorTable = null;
-            ISchemeParser[] parsers = { new XmlSchemeParser(), new IniSchemeParser() };
-            foreach (var parser in parsers)
+            foreach (var parser in GetParsers())
             {
                 uint[] table = parser.ParseScheme(schemeName);
                 if (table != null)
@@ -286,5 +288,11 @@ namespace ColorTool
             }
         }
 
+        private static IEnumerable<ISchemeParser> GetParsers()
+        {
+            return typeof(Program).Assembly.GetTypes()
+                .Where(t => !t.IsAbstract && typeof(ISchemeParser).IsAssignableFrom(t))
+                .Select(t => (ISchemeParser)Activator.CreateInstance(t));
+        }
     }
 }

tools/ColorTool/ColorTool/Resources.Designer.cs

@@ -19,7 +19,7 @@ namespace ColorTool {
     // class via a tool like ResGen or Visual Studio.
     // To add or remove a member, edit your .ResX file then rerun ResGen
     // with the /str option, or rebuild your VS project.
-    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Resources.Tools.StronglyTypedResourceBuilder", "4.0.0.0")]
+    [global::System.CodeDom.Compiler.GeneratedCodeAttribute("System.Resources.Tools.StronglyTypedResourceBuilder", "15.0.0.0")]
     [global::System.Diagnostics.DebuggerNonUserCodeAttribute()]
     [global::System.Runtime.CompilerServices.CompilerGeneratedAttribute()]
     public class Resources {
@@ -114,7 +114,7 @@ namespace ColorTool {
         ///By default, applies the colors in the specified .itermcolors or .ini file to the current console window.
         ///This does NOT save the properties automatically. For that, you'll need to open the properties sheet and hit "Ok".
         ///Included should be a `schemes/` directory with a selection of schemes of both formats for examples.
-        ///Feel free to add your own prefered scheme to that direc [rest of string was truncated]";.
+        ///Feel free to add your own preferred scheme to that dire [rest of string was truncated]";.
         /// </summary>
         public static string Usage {
             get {

tools/ColorTool/ColorTool/Resources.resx

@@ -151,7 +151,10 @@ Options:
     -q, --quiet    : Don't print the color table after applying
     -d, --defaults : Apply the scheme to only the defaults in the registry
     -b, --both     : Apply the scheme to both the current console and the defaults.
-    -v, --version  : Display the version number</value>
+    -v, --version  : Display the version number
+
+Available importers:
+  {0}</value>
   </data>
   <data name="WroteToDefaults" xml:space="preserve">
     <value>Wrote selected scheme to the defaults.</value>

tools/ColorTool/ColorTool/XmlSchemeParser.cs

@@ -34,6 +34,8 @@ namespace ColorTool
         static string GREEN_KEY = "Green Component";
         static string BLUE_KEY = "Blue Component";
 
+        public string Name => "iTerm Parser";
+
         static bool parseRgbFromXml(XmlNode components, ref uint rgb)
         {
             int r = -1;