// using Elsa.Expressions;
// using Elsa.Extensions;
// using Elsa.Scripting.Liquid.Filters;
// using Elsa.Scripting.Liquid.Options;
// using Elsa.Scripting.Liquid.Services;
// using Microsoft.Extensions.DependencyInjection;
//
// namespace Elsa.Scripting.Liquid.Extensions
// {
//     public static class LiquidServiceCollectionExtensions
//     {
//         public static IServiceCollection AddLiquidExpressionEvaluator(this IServiceCollection services)
//         {
//             return services
//                 .TryAddProvider<IExpressionHandler, LiquidExpressionHandler>(ServiceLifetime.Scoped)
//                 .AddMemoryCache()
//                 .AddNotificationHandlers(typeof(LiquidServiceCollectionExtensions))
//                 .AddScoped<ILiquidTemplateManager, LiquidTemplateManager>()
//                 .AddLiquidFilter<JsonFilter>("json")
//                 .AddTypeAlias(typeof(LiquidExpression<>), "LiquidExpression");
//         }
//         
//         public static IServiceCollection AddLiquidFilter<T>(this IServiceCollection services, string name) where T : class, ILiquidFilter
//         {
//             services.Configure<LiquidOptions>(options => options.FilterRegistrations.Add(name, typeof(T)));
//             services.AddScoped<T>();
//             return services;
//         }
//     }
// }