Ast_helper.CiClasses
val mk : 
  ?loc:loc ->
  ?attrs:attrs ->
  ?docs:Docstrings.docs ->
  ?text:Docstrings.text ->
  ?virt:Asttypes.virtual_flag ->
  ?params:
    (Parsetree.core_type * (Asttypes.variance * Asttypes.injectivity)) list ->
  str ->
  'a ->
  'a Parsetree.class_infos