ListInstances (smaws-clients.Smaws_Client_ServiceDiscovery.ListInstances)

val request : 
  Smaws_Lib.Context.t ->
  list_instances_request ->
  (list_instances_response,
    [> Smaws_Lib.Protocols.AwsJson.error
    | `InvalidInput of invalid_input
    | `ServiceNotFound of service_not_found ])
    Stdlib.result

Lists summary information about the instances that you registered by using a specified service.