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// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.DependencyInjection.Extensions;
namespace Microsoft.Extensions.DependencyInjection;
/// <summary>
/// Extension methods for configuring HttpContext services.
/// </summary>
public static class HttpServiceCollectionExtensions
{
/// <summary>
/// Adds a default implementation for the <see cref="IHttpContextAccessor"/> service.
/// </summary>
/// <param name="services">The <see cref="IServiceCollection"/>.</param>
/// <returns>The service collection.</returns>
public static IServiceCollection AddHttpContextAccessor(this IServiceCollection services)
{
ArgumentNullException.ThrowIfNull(services);
services.TryAddSingleton<IHttpContextAccessor, HttpContextAccessor>();
return services;
}
}
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