expty: 'refined_thing option ->
mk_implicit:(bool -> 'alias) ->
description_of_alias:('alias -> string) ->
+ fix_instance:(DisambiguateTypes.domain_item -> 'alias list -> 'alias list) ->
aliases:'alias DisambiguateTypes.Environment.t ->
universe:'alias list DisambiguateTypes.Environment.t option ->
lookup_in_library:(