| GrafiteAst.Intros (_, None, names) ->
PrimitiveTactics.intros_tac ~mk_fresh_name_callback:(namer_of names) ()
| GrafiteAst.Intros (_, Some num, names) ->
| GrafiteAst.Intros (_, None, names) ->
PrimitiveTactics.intros_tac ~mk_fresh_name_callback:(namer_of names) ()
| GrafiteAst.Intros (_, Some num, names) ->