using System;

using System.Collections.Generic;

using System.Linq;

using System.Text;

using System.IO;

using System.Diagnostics;

using System.Globalization;

using System.Reflection;

​

    // https://stackoverflow.com/questions/41681154/reflection-property-setvalue

​

    public class Mapper<T>

    {

        readonly List<PropertyInfo> properties = typeof(T).GetProperties().OrderBy(p => p.Name).ToList();

        public T Map(string line, char delimitter)

        {

            if (String.IsNullOrEmpty(line))

                throw new ArgumentNullException("line");

​

            if (Char.IsWhiteSpace(delimitter))

                throw new ArgumentException("delimiter");

​

            var splitString = line.Split(delimitter);

​

            if (properties.Count() != splitString.Count())

                throw new InvalidOperationException(string.Format("Row has {0} columns but object has {1}", splitString.Count(), properties.Count()));

​

            // Create as a reference (boxed if a value type).

            object obj = Activator.CreateInstance(typeof(T));

​

            // Set the property values on the object reference.

            for (var i = 0; i < splitString.Count(); i++)

            {

                var prop = properties[i];

                var propType = prop.PropertyType;

                var valType = Convert.ChangeType(splitString[i], propType);

                prop.SetValue(obj, valType);

            }

​

            // Cast to the return type unboxing if required.

            return (T)obj;

        }

    }

​

    public struct TestStruct

    {

        public string A { get; set; }

        public string B { get; set; }

    }

​

    class TestClass

    {

        internal static void Test()

        {

            Test<TestStruct>("123,hello");

        }

        internal static void Test<T>(string testString)

        {

            Console.WriteLine("Testing mapping of \"{0}\" to {1}", testString, typeof(T));

            var mapper = new Mapper<T>();

            var test = mapper.Map(testString, ',');

            Console.WriteLine(Newtonsoft.Json.JsonConvert.SerializeObject(test));

        }

    }

​

    public class Program

    {

        public static void Main()

        {

            TestClass.Test();

        }

    }

​