namespace Microsoft.AspNetCore.Authentication.OAuth
{
    public class OAuthHandler<TOptions> : RemoteAuthenticationHandler<TOptions!>
        where TOptions, new(), OAuthOptions!
    {
        [AsyncStateMachine(typeof(<ExchangeCodeAsync>d__9))]
        protected virtual Task<OAuthTokenResponse!>! ExchangeCodeAsync(OAuthCodeExchangeContext! context);
    }
}