Module Email_message.Selector.Base

type t = [
| `exists_header of string * Re2.Regex.t
| `all_headers of string * Re2.Regex.t
]
include sig ... end
val t_of_sexp : Sexplib.Sexp.t ‑> t
val __t_of_sexp__ : Sexplib.Sexp.t ‑> t
val sexp_of_t : t ‑> Sexplib.Sexp.t
val matches : t ‑> Email.t ‑> bool
val examples : t list