# Module Ast_402.Ast_helper.Mty

    module Mty: sig .. end

    val mk : ?loc:Location.t ->
           ?attrs:Ast_402.Parsetree.attributes ->
           Ast_402.Parsetree.module_type_desc -> Ast_402.Parsetree.module_type

    val attr : Ast_402.Parsetree.module_type ->
           Ast_402.Parsetree.attribute -> Ast_402.Parsetree.module_type

    val ident : ?loc:Location.t ->
           ?attrs:Ast_402.Parsetree.attributes ->
           Longident.t Ast_402.Asttypes.loc -> Ast_402.Parsetree.module_type

    val alias : ?loc:Location.t ->
           ?attrs:Ast_402.Parsetree.attributes ->
           Longident.t Ast_402.Asttypes.loc -> Ast_402.Parsetree.module_type

    val signature : ?loc:Location.t ->
           ?attrs:Ast_402.Parsetree.attributes ->
           Ast_402.Parsetree.signature -> Ast_402.Parsetree.module_type

    val functor_ : ?loc:Location.t ->
           ?attrs:Ast_402.Parsetree.attributes ->
           string Ast_402.Asttypes.loc ->
           Ast_402.Parsetree.module_type option ->
           Ast_402.Parsetree.module_type -> Ast_402.Parsetree.module_type

    val with_ : ?loc:Location.t ->
           ?attrs:Ast_402.Parsetree.attributes ->
           Ast_402.Parsetree.module_type ->
           Ast_402.Parsetree.with_constraint list -> Ast_402.Parsetree.module_type

    val typeof_ : ?loc:Location.t ->
           ?attrs:Ast_402.Parsetree.attributes ->
           Ast_402.Parsetree.module_expr -> Ast_402.Parsetree.module_type

    val extension : ?loc:Location.t ->
           ?attrs:Ast_402.Parsetree.attributes ->
           Ast_402.Parsetree.extension -> Ast_402.Parsetree.module_type