Get invariant provider name from DbContext

DbContextExtensions.cs

using System.Data.Entity;
using System.Reflection;

namespace gist
{
    public static class DbContextExtensions
    {
        public static string GetProviderName(this DbContext context)
        {
            var internalContextProperty = context.GetType().GetProperty("InternalContext", BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic);
            var internalContext = internalContextProperty?.GetValue(context);
            var providerNameProperty = internalContext?.GetType().GetProperty("ProviderName", BindingFlags.Instance | BindingFlags.Public | BindingFlags.NonPublic);
            if (providerNameProperty?.GetValue(internalContext) is string providerName)
                return providerName;
            return null;
        }
    }
}