/// <summary>
/// Registers a configuration options source factory which <typeparamref name="TOptions"/> will bind against.
/// </summary>
public OptionsBuilder <TOptions> Bind(IConfigureOptionsSource <TOptions> source)
{
Services
.AddSingleton <IOptionsChangeTokenSource <TOptions> >(_ => new LambdaOptionsChangeTokenSource <TOptions>(
Name,
source.GetChangeToken))
.AddSingleton <IConfigureOptions <TOptions> >(_ => new ConfigureNamedOptions <TOptions>(
Name,
source.Configure));
return(this);
}
/// <summary>
/// Registers an options source instance which TOptions will bind against.
/// </summary>
/// <param name="services">The <see cref="IServiceCollection"/> to add the services to.</param>
/// <param name="name">The name of the options instance.</param>
/// <param name="source">The options source being bound.</param>
public static IServiceCollection Configure <TOptions>(this IServiceCollection services, string name, IConfigureOptionsSource <TOptions> source)
where TOptions : class => services
.AddOptions <TOptions>(name)
.Bind(source)
.ValidateDataAnnotations()
.Services;
