/// <summary>
 /// Grants or updates the permissions required to use the specified datasource
 /// for the specified user.
 /// </summary>
 /// <remarks>
 /// &lt;br/&gt;**Required scope**: Dataset.ReadWrite.All &lt;br/&gt;To set the
 /// permissions scope, see [Register an
 /// app](https://docs.microsoft.com/power-bi/developer/register-app).
 /// </remarks>
 /// <param name='operations'>
 /// The operations group for this extension method.
 /// </param>
 /// <param name='gatewayId'>
 /// The gateway id
 /// </param>
 /// <param name='datasourceId'>
 /// The datasource id
 /// </param>
 /// <param name='addUserToDatasourceRequest'>
 /// The add user to datasource request
 /// </param>
 /// <param name='cancellationToken'>
 /// The cancellation token.
 /// </param>
 public static async Task AddDatasourceUserAsync(this IGatewaysOperations operations, System.Guid gatewayId, System.Guid datasourceId, DatasourceUser addUserToDatasourceRequest, CancellationToken cancellationToken = default(CancellationToken))
 {
     (await operations.AddDatasourceUserWithHttpMessagesAsync(gatewayId, datasourceId, addUserToDatasourceRequest, null, cancellationToken).ConfigureAwait(false)).Dispose();
 }