You can search for identifiers within the package.
in-package search v0.2.0
sha256=2935b1671ab9f6c96f0d4ec48cb4fa9b76c8d9d992267332fc68d387322249e5
md5=c90742b1549b111094585e9a26e19823
Elements.Exn
val guard : ('a -> 'b) -> 'a -> ('b, exn) Result.result
val fail : string -> 'a
module Public : sig ... end
val to_string : exn -> string