You can search for identifiers within the package.
in-package search v0.2.0
type t =
| String of string_slice
| Channel of in_channel
val of_channel : in_channel -> t
val to_string : t -> string
val pos : t -> int
val size : t -> int
val error : t -> string -> 'a
exception End_of_buffer
val next_byte : t -> int
val next_block : t -> int -> t
val of_string : string -> t