UpdateChannel (smaws-clients.Smaws_Client

val request : 
  Smaws_Lib.Context.t ->
  update_channel_request ->
  (update_channel_response,
    [> Smaws_Lib.Protocols.AwsJson.error
    | `ChannelAlreadyExistsException of channel_already_exists_exception
    | `ChannelARNInvalidException of channel_arn_invalid_exception
    | `ChannelNotFoundException of channel_not_found_exception
    | `EventDataStoreARNInvalidException of
      event_data_store_arn_invalid_exception
    | `EventDataStoreNotFoundException of event_data_store_not_found_exception
    | `InactiveEventDataStoreException of inactive_event_data_store_exception
    | `InvalidEventDataStoreCategoryException of
      invalid_event_data_store_category_exception
    | `InvalidParameterException of invalid_parameter_exception
    | `OperationNotPermittedException of operation_not_permitted_exception
    | `UnsupportedOperationException of unsupported_operation_exception ])
    Stdlib.result

Updates a channel specified by a required channel ARN or UUID.