type 'a single_or_many
=
|
Single of 'a
Many of 'a Ppx_core__.Import.list
type t
{
f : a. 'a Ppx_core.Extension.Context.t ‑> Ppx_core.Location.t ‑> 'a single_or_many ‑> Ppx_core__.Import.unit;
}
val nop : t