You can search for identifiers within the package.
in-package search v0.2.0
type 'a t
val create : creator -> 'a t
val push : 'a t -> 'a -> unit
val iter : f:('a -> unit) -> 'a t -> unit
iter on the one that have been added inside sub-branch
val todo : 'a t -> bool
val pp : ?sep:unit Fmt.t -> 'a Fmt.t -> 'a t Fmt.t