Module Async_js.Persistent_connection
module Rpc : Async_rpc_kernel.Persistent_connection.S with type conn = Rpc.Connection.t and type address = Core_kernel.Host_and_port.tAsync_js.Persistent_connectionmodule Rpc : Async_rpc_kernel.Persistent_connection.S with type conn = Rpc.Connection.t and type address = Core_kernel.Host_and_port.t