// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using System;
using Microsoft.AspNetCore.Shared;
using Microsoft.Extensions.Diagnostics.HealthChecks;
 
namespace Microsoft.Extensions.DependencyInjection;
 
internal sealed class HealthChecksBuilder : IHealthChecksBuilder
{
    public HealthChecksBuilder(IServiceCollection services)
    {
        Services = services;
    }
 
    public IServiceCollection Services { get; }
 
    public IHealthChecksBuilder Add(HealthCheckRegistration registration)
    {
        ArgumentNullThrowHelper.ThrowIfNull(registration);
 
        Services.Configure<HealthCheckServiceOptions>(options =>
        {
            options.Registrations.Add(registration);
        });
 
        return this;
    }
}