using System;

using System.Collections.Generic;

using AutoMapper;

​

public class Program

{

    public static void Main()

    {

        MapperConfiguration _config = new MapperConfiguration(cfg =>

        {

            cfg.CreateMap<SomeData, SomeDomain>();

            cfg.CreateMap<SomeData, List<SomeDomain>>().ConvertUsing((src, dest, ctx) => [ ctx.Mapper.Map<SomeDomain>(src)]);

        });     

        IMapper _mapper = _config.CreateMapper();

        SomeData src = new SomeData

        {

            Id = Guid.NewGuid(),

            Name = "Leo Messi"

        };

        _mapper.Map<List<SomeDomain>>(src).Dump();

    }

}

​

public class SomeData

{

    public Guid Id { get; set; }

    public string Name { get; set; }

}

​

public class SomeDomain

{

    public Guid Id { get; set; }

    public string Name { get; set; }

}