/// <summary>
/// Grants or updates the permissions required to use the specified datasource
/// for the specified user.
/// </summary>
/// <remarks>
/// <br/>**Required scope**: Dataset.ReadWrite.All <br/>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();
}