You can search for identifiers within the package.
in-package search v0.2.0
type bitlen = Ppxlib.Parsetree.expression * int option
type tuple = {
pat : Ppxlib.Parsetree.pattern;
len : bitlen;
qls : Qualifiers.t;
opt : bool;
}
type t =
| Any of Ppxlib.Parsetree.pattern
| Tuple of tuple