You can search for identifiers within the package.
in-package search v0.2.0
val let+ : 'a Cmdliner.Term.t -> ('a -> 'b) -> 'b Cmdliner.Term.t
val and+ : 'a Cmdliner.Term.t -> 'b Cmdliner.Term.t -> ('a * 'b) Cmdliner.Term.t
val (>>|) : 'a Cmdliner.Term.t -> ('a -> 'b) -> 'b Cmdliner.Term.t