You can search for identifiers within the package.
in-package search v0.2.0
of_json
Array_as_tuple.Let_syntax
val return : 'a -> 'a t
val bind : 'a t -> f:('a -> 'b t) -> 'b t
val map : 'a t -> f:('a -> 'b) -> 'b t
val both : 'a t -> 'b t -> ('a * 'b) t