You can search for identifiers within the package.
in-package search v0.2.0
diff
ppx_diff
Ppx_diff.Lidents
val field : loc:Ppxlib.location -> Ppxlib.Longident.t Ppxlib.loc
val register : loc:Ppxlib.location -> Ppxlib.Longident.t Ppxlib.loc
val set_name : loc:Ppxlib.location -> Ppxlib.Longident.t Ppxlib.loc
val unit : loc:Ppxlib.location -> Ppxlib.longident Ppxlib.loc
val option : loc:Ppxlib.location -> Ppxlib.longident Ppxlib.loc
val some : loc:Ppxlib.location -> Ppxlib.longident Ppxlib.loc
val none : loc:Ppxlib.location -> Ppxlib.longident Ppxlib.loc
val getter : loc:Ppxlib.location -> Ppxlib.Longident.t Ppxlib.loc
val setter : loc:Ppxlib.location -> Ppxlib.Longident.t Ppxlib.loc
val constructor_name : loc:Ppxlib.location -> name:string -> field_name:string -> Ppxlib.longident Ppxlib.loc
val getter_name : loc:Ppxlib.location -> name:string -> Ppxlib.longident Ppxlib.loc
val setter_name : loc:Ppxlib.location -> name:string -> Ppxlib.longident Ppxlib.loc