PromoteReadReplicaDBCluster (smaws-clients.Smaws_Client_Neptune.PromoteReadReplicaDBCluster)

val error_to_string : 
  [ Smaws_Lib.Protocols.AwsQuery.error
  | `DBClusterNotFoundFault of Types.db_cluster_not_found_fault
  | `InvalidDBClusterStateFault of Types.invalid_db_cluster_state_fault ] ->
  string

val request : 
  'http_type Smaws_Lib.Context.t ->
  Types.promote_read_replica_db_cluster_message ->
  (Types.promote_read_replica_db_cluster_result,
    [> Smaws_Lib.Protocols.AwsQuery.error
    | `DBClusterNotFoundFault of Types.db_cluster_not_found_fault
    | `InvalidDBClusterStateFault of Types.invalid_db_cluster_state_fault ])
    Stdlib.result

val request_with_metadata : 
  'http_type Smaws_Lib.Context.t ->
  Types.promote_read_replica_db_cluster_message ->
  (Types.promote_read_replica_db_cluster_result Smaws_Lib.Response.t,
    [> Smaws_Lib.Protocols.AwsQuery.error
    | `DBClusterNotFoundFault of Types.db_cluster_not_found_fault
    | `InvalidDBClusterStateFault of Types.invalid_db_cluster_state_fault ]
    * Smaws_Lib.Response.metadata)
    Stdlib.result