public Authorizer(AuthorizerOptions options, Func <System.Net.Http.HttpClient> httpClientFactory)
{
_options = options ?? throw new ArgumentNullException(nameof(options));
_httpClientFactory = httpClientFactory ?? throw new ArgumentNullException(nameof(httpClientFactory));
}
// ReSharper disable once UnusedMember.Global
public Authorizer(AuthorizerOptions options)
: this(options, () => new System.Net.Http.HttpClient())
{
}