module Rewriting_top: sig .. end
type statement_rule_sets = Typing_context.static_context Ast_walker_rewrite_context.rewrite_rule_set *
       Typing_context.static_context Ast_walker_rewrite_context.rewrite_rule_set 
type module_rule_sets = Typing_context.static_context Ast_walker_rewrite_context.rewrite_rule_set *
       Typing_context.static_context
       Ast_walker_rewrite_context.rewrite_prolog_rule_set *
       Typing_context.static_context Ast_walker_rewrite_context.rewrite_rule_set 
val rewriting_cstatement : statement_rule_sets ->
       Typing_context.static_context ->
       Xquery_core_ast.acstatement -> Xquery_core_ast.acstatement
val rewriting_cprolog : module_rule_sets ->
       Typing_context.static_context ->
       Xquery_core_ast.acprolog ->
       Typing_context.static_context * Xquery_core_ast.acprolog
val rewriting_cxmodule : module_rule_sets ->
       Typing_context.static_context ->
       Xquery_core_ast.acxmodule ->
       Typing_context.static_context * Xquery_core_ast.acxmodule