+let xml_of_attrs attributes =
+ let class_of = function
+ | `Coercion -> Xml.xml_empty "class" [None,"value","coercion"]
+ | `Elim s ->
+ Xml.xml_nempty "class" [None,"value","elim"]
+ [< Xml.xml_empty
+ "SORT" [None,"value",
+ (Cic2acic.string_of_sort (Cic2acic.sort_of_sort s)) ;
+ None,"id","elimination_sort"] >]
+ | `Record field_names ->
+ Xml.xml_nempty "class" [None,"value","record"]
+ (List.fold_right
+ (fun name res ->
+ [< Xml.xml_empty "field" [None,"name",name]; res >]
+ ) field_names [<>])
+ | `Projection -> Xml.xml_empty "class" [None,"value","projection"]
+ in
+ let xml_attr_of = function
+ | `Generated -> Xml.xml_empty "generated" []
+ | `Class c -> class_of c
+ in
+ let xml_attrs =
+ List.fold_right
+ (fun attr res -> [< xml_attr_of attr ; res >]) attributes [<>]
+ in
+ Xml.xml_nempty "attributes" [] xml_attrs
+