juipnet/Infrastructure/Hncore.Infrastructure/Service/ServiceIOCExt.cs

using Microsoft.Extensions.DependencyInjection;
using System;
using System.Linq;
using System.Reflection;

namespace Hncore.Infrastructure.Service
{
    public static class ServiceIOCExt
    {
        public static IServiceCollection AutoAddService(this IServiceCollection service, Type fromType = null)
        {
            if (fromType == null)
                fromType = typeof(IFindService);

            var types = Assembly.GetCallingAssembly().GetTypes();

            types = types.Where(m => fromType.IsAssignableFrom(m)).ToArray();

            foreach (var type in types)
            {
                service.AddScoped(type);
            }
            return service;
        }
    }
}