Ambient_context_tls
module TLS = Ambient_context_thread_local.Thread_local
module Hmap = Ambient_context_core.Ambient_context_hmap
val _internal_key : Hmap.t TLS.t
val let* : 'a option -> ('b -> 'c option) -> 'c option
module M : sig ... end
val storage : unit -> Ambient_context_core.Types.storage