(** [element_by_tag t tag] returns all the nodes whose tag equal to [tag] in the tree [t]. *)
val compile_single_path : Xpath.Ast.single_path -> Table.query_tree
(** [element_by_tag t tag] returns all the nodes whose tag equal to [tag] in the tree [t]. *)
val compile_single_path : Xpath.Ast.single_path -> Table.query_tree