using System;

using System.Collections.Generic;

using System.ComponentModel;

using System.Linq;

using System.Reflection;

​

namespace Sandbox

{

    public class Program

    {

        public static void Main()

        {

            foreach (var kvp in typeof(Test).ToDictionary<Test>())

            {

                Console.WriteLine(kvp.ToString());

            }

​

            Console.WriteLine();

            Console.ReadLine();

        }

​

        public enum Test

        {

            [Description("A test enum value for 'Foo'")]

            Foo,

            [Description("A test enum value for 'Bar'")]

            Bar

        }

    }

​

    public static class EnumExtensions

    {

        public static Dictionary<TEnum, string> ToDictionary<TEnum>(this Type type)where TEnum : struct, IComparable, IFormattable, IConvertible

        {

            return Enum.GetValues(type).OfType<TEnum>().ToDictionary(value => value, value => value.Description());

        }

​

        public static string Description<TEnum>(this TEnum @enum)where TEnum : struct, IComparable, IFormattable, IConvertible

        {

            try

            {

                var @string = @enum.ToString();

                var attribute = @enum.GetType().GetField(@string).GetCustomAttribute<DescriptionAttribute>(false);

                return attribute != null ? attribute.Description : @string;

            }

            catch // Log nothing, just return an empty string

            {

                return string.Empty;

            }

        }

    }

}