Ast_helper.ClClass expressions
val mk : 
  ?loc:loc ->
  ?attrs:attrs ->
  Parsetree.class_expr_desc ->
  Parsetree.class_exprval attr : Parsetree.class_expr -> Parsetree.attribute -> Parsetree.class_exprval constr : 
  ?loc:loc ->
  ?attrs:attrs ->
  lid ->
  Parsetree.core_type list ->
  Parsetree.class_exprval structure : 
  ?loc:loc ->
  ?attrs:attrs ->
  Parsetree.class_structure ->
  Parsetree.class_exprval fun_ : 
  ?loc:loc ->
  ?attrs:attrs ->
  Asttypes.arg_label ->
  Parsetree.expression option ->
  Parsetree.pattern ->
  Parsetree.class_expr ->
  Parsetree.class_exprval apply : 
  ?loc:loc ->
  ?attrs:attrs ->
  Parsetree.class_expr ->
  (Asttypes.arg_label * Parsetree.expression) list ->
  Parsetree.class_exprval let_ : 
  ?loc:loc ->
  ?attrs:attrs ->
  Asttypes.rec_flag ->
  Parsetree.value_binding list ->
  Parsetree.class_expr ->
  Parsetree.class_exprval constraint_ : 
  ?loc:loc ->
  ?attrs:attrs ->
  Parsetree.class_expr ->
  Parsetree.class_type ->
  Parsetree.class_exprval extension : 
  ?loc:loc ->
  ?attrs:attrs ->
  Parsetree.extension ->
  Parsetree.class_exprval open_ : 
  ?loc:loc ->
  ?attrs:attrs ->
  Parsetree.open_description ->
  Parsetree.class_expr ->
  Parsetree.class_expr