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------------------------------------------------------------------------------

--                                                                          --

--                         GNAT RUN-TIME COMPONENTS                         --

--                                                                          --

--        A D A . S T R I N G S . W I D E _ W I D E _ B O U N D E D         --

--                                                                          --

--                                 S p e c                                  --

--                                                                          --

--          Copyright (C) 1992-2010, Free Software Foundation, Inc.         --

--                                                                          --

-- This specification is derived from the Ada Reference Manual for use with --

-- GNAT. The copyright notice above, and the license provisions that follow --

-- apply solely to the  contents of the part following the private keyword. --

--                                                                          --

-- GNAT is free software;  you can  redistribute it  and/or modify it under --

-- terms of the  GNU General Public License as published  by the Free Soft- --

-- ware  Foundation;  either version 3,  or (at your option) any later ver- --

-- sion.  GNAT is distributed in the hope that it will be useful, but WITH- --

-- OUT ANY WARRANTY;  without even the  implied warranty of MERCHANTABILITY --

-- or FITNESS FOR A PARTICULAR PURPOSE.                                     --

--                                                                          --

-- As a special exception under Section 7 of GPL version 3, you are granted --

-- additional permissions described in the GCC Runtime Library Exception,   --

-- version 3.1, as published by the Free Software Foundation.               --

--                                                                          --

-- You should have received a copy of the GNU General Public License and    --

-- a copy of the GCC Runtime Library Exception along with this program;     --

-- see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see    --

-- <http://www.gnu.org/licenses/>.                                          --

--                                                                          --

-- GNAT was originally developed  by the GNAT team at  New York University. --

-- Extensive contributions were provided by Ada Core Technologies Inc.      --

--                                                                          --

------------------------------------------------------------------------------

with Ada.Strings.Wide_Wide_Maps;

with Ada.Strings.Wide_Wide_Superbounded;

package Ada.Strings.Wide_Wide_Bounded is

   pragma Preelaborate;

   generic

      Max : Positive;

      --  Maximum length of a Bounded_Wide_Wide_String

   package Generic_Bounded_Length is

      Max_Length : constant Positive := Max;

      type Bounded_Wide_Wide_String is private;

      pragma Preelaborable_Initialization (Bounded_Wide_Wide_String);

      Null_Bounded_Wide_Wide_String : constant Bounded_Wide_Wide_String;

      subtype Length_Range is Natural range 0 .. Max_Length;

      function Length (Source : Bounded_Wide_Wide_String) return Length_Range;

      --------------------------------------------------------

      -- Conversion, Concatenation, and Selection Functions --

      --------------------------------------------------------

      function To_Bounded_Wide_Wide_String

        (Source : Wide_Wide_String;

         Drop   : Truncation := Error) return Bounded_Wide_Wide_String;

      function To_Wide_Wide_String

        (Source : Bounded_Wide_Wide_String) return Wide_Wide_String;

      procedure Set_Bounded_Wide_Wide_String

        (Target : out Bounded_Wide_Wide_String;

         Source : Wide_Wide_String;

         Drop   : Truncation := Error);

      pragma Ada_05 (Set_Bounded_Wide_Wide_String);

      function Append

        (Left  : Bounded_Wide_Wide_String;

         Right : Bounded_Wide_Wide_String;

         Drop  : Truncation  := Error) return Bounded_Wide_Wide_String;

      function Append

        (Left  : Bounded_Wide_Wide_String;

         Right : Wide_Wide_String;

         Drop  : Truncation := Error) return Bounded_Wide_Wide_String;

      function Append

        (Left  : Wide_Wide_String;

         Right : Bounded_Wide_Wide_String;

         Drop  : Truncation := Error) return Bounded_Wide_Wide_String;

      function Append

        (Left  : Bounded_Wide_Wide_String;

         Right : Wide_Wide_Character;

         Drop  : Truncation := Error) return Bounded_Wide_Wide_String;

      function Append

        (Left  : Wide_Wide_Character;

         Right : Bounded_Wide_Wide_String;

         Drop  : Truncation := Error) return Bounded_Wide_Wide_String;

      procedure Append

        (Source   : in out Bounded_Wide_Wide_String;

         New_Item : Bounded_Wide_Wide_String;

         Drop     : Truncation  := Error);

      procedure Append

        (Source   : in out Bounded_Wide_Wide_String;

         New_Item : Wide_Wide_String;

         Drop     : Truncation  := Error);

      procedure Append

        (Source   : in out Bounded_Wide_Wide_String;

         New_Item : Wide_Wide_Character;

         Drop     : Truncation  := Error);

      function "&"

        (Left  : Bounded_Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Bounded_Wide_Wide_String;

      function "&"

        (Left  : Bounded_Wide_Wide_String;

         Right : Wide_Wide_String) return Bounded_Wide_Wide_String;

      function "&"

        (Left  : Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Bounded_Wide_Wide_String;

      function "&"

        (Left  : Bounded_Wide_Wide_String;

         Right : Wide_Wide_Character) return Bounded_Wide_Wide_String;

      function "&"

        (Left  : Wide_Wide_Character;

         Right : Bounded_Wide_Wide_String) return Bounded_Wide_Wide_String;

      function Element

        (Source : Bounded_Wide_Wide_String;

         Index  : Positive) return Wide_Wide_Character;

      procedure Replace_Element

        (Source : in out Bounded_Wide_Wide_String;

         Index  : Positive;

         By     : Wide_Wide_Character);

      function Slice

        (Source : Bounded_Wide_Wide_String;

         Low    : Positive;

         High   : Natural) return Wide_Wide_String;

      function Bounded_Slice

        (Source : Bounded_Wide_Wide_String;

         Low    : Positive;

         High   : Natural) return Bounded_Wide_Wide_String;

      pragma Ada_05 (Bounded_Slice);

      procedure Bounded_Slice

        (Source : Bounded_Wide_Wide_String;

         Target : out Bounded_Wide_Wide_String;

         Low    : Positive;

         High   : Natural);

      pragma Ada_05 (Bounded_Slice);

      function "="

        (Left  : Bounded_Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Boolean;

      function "="

        (Left  : Bounded_Wide_Wide_String;

         Right : Wide_Wide_String) return Boolean;

      function "="

        (Left  : Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Boolean;

      function "<"

        (Left  : Bounded_Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Boolean;

      function "<"

        (Left  : Bounded_Wide_Wide_String;

         Right : Wide_Wide_String) return Boolean;

      function "<"

        (Left  : Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Boolean;

      function "<="

        (Left  : Bounded_Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Boolean;

      function "<="

        (Left  : Bounded_Wide_Wide_String;

         Right : Wide_Wide_String) return Boolean;

      function "<="

        (Left  : Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Boolean;

      function ">"

        (Left  : Bounded_Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Boolean;

      function ">"

        (Left  : Bounded_Wide_Wide_String;

         Right : Wide_Wide_String) return Boolean;

      function ">"

        (Left  : Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Boolean;

      function ">="

        (Left  : Bounded_Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Boolean;

      function ">="

        (Left  : Bounded_Wide_Wide_String;

         Right : Wide_Wide_String) return Boolean;

      function ">="

        (Left  : Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Boolean;

      ----------------------

      -- Search Functions --

      ----------------------

      function Index

        (Source  : Bounded_Wide_Wide_String;

         Pattern : Wide_Wide_String;

         Going   : Direction := Forward;

         Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping :=

                     Wide_Wide_Maps.Identity)

         return Natural;

      function Index

        (Source  : Bounded_Wide_Wide_String;

         Pattern : Wide_Wide_String;

         Going   : Direction := Forward;

         Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping_Function)

         return Natural;

      function Index

        (Source : Bounded_Wide_Wide_String;

         Set    : Wide_Wide_Maps.Wide_Wide_Character_Set;

         Test   : Membership := Inside;

         Going  : Direction  := Forward) return Natural;

      function Index

        (Source  : Bounded_Wide_Wide_String;

         Pattern : Wide_Wide_String;

         From    : Positive;

         Going   : Direction := Forward;

         Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping :=

                     Wide_Wide_Maps.Identity)

         return Natural;

      pragma Ada_05 (Index);

      function Index

        (Source  : Bounded_Wide_Wide_String;

         Pattern : Wide_Wide_String;

         From    : Positive;

         Going   : Direction := Forward;

         Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping_Function)

         return Natural;

      pragma Ada_05 (Index);

      function Index

        (Source : Bounded_Wide_Wide_String;

         Set    : Wide_Wide_Maps.Wide_Wide_Character_Set;

         From   : Positive;

         Test   : Membership := Inside;

         Going  : Direction := Forward) return Natural;

      pragma Ada_05 (Index);

      function Index_Non_Blank

        (Source : Bounded_Wide_Wide_String;

         Going  : Direction := Forward) return Natural;

      function Index_Non_Blank

        (Source : Bounded_Wide_Wide_String;

         From   : Positive;

         Going  : Direction := Forward) return Natural;

      pragma Ada_05 (Index_Non_Blank);

      function Count

        (Source  : Bounded_Wide_Wide_String;

         Pattern : Wide_Wide_String;

         Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping :=

                     Wide_Wide_Maps.Identity)

         return Natural;

      function Count

        (Source  : Bounded_Wide_Wide_String;

         Pattern : Wide_Wide_String;

         Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping_Function)

         return Natural;

      function Count

        (Source : Bounded_Wide_Wide_String;

         Set    : Wide_Wide_Maps.Wide_Wide_Character_Set) return Natural;

      procedure Find_Token

        (Source : Bounded_Wide_Wide_String;

         Set    : Wide_Wide_Maps.Wide_Wide_Character_Set;

         From   : Positive;

         Test   : Membership;

         First  : out Positive;

         Last   : out Natural);

      pragma Ada_2012 (Find_Token);

      procedure Find_Token

        (Source : Bounded_Wide_Wide_String;

         Set    : Wide_Wide_Maps.Wide_Wide_Character_Set;

         Test   : Membership;

         First  : out Positive;

         Last   : out Natural);

      ------------------------------------

      -- String Translation Subprograms --

      ------------------------------------

      function Translate

        (Source  : Bounded_Wide_Wide_String;

         Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping)

         return Bounded_Wide_Wide_String;

      procedure Translate

        (Source  : in out Bounded_Wide_Wide_String;

         Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping);

      function Translate

        (Source  : Bounded_Wide_Wide_String;

         Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping_Function)

         return Bounded_Wide_Wide_String;

      procedure Translate

        (Source  : in out Bounded_Wide_Wide_String;

         Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping_Function);

      ---------------------------------------

      -- String Transformation Subprograms --

      ---------------------------------------

      function Replace_Slice

        (Source : Bounded_Wide_Wide_String;

         Low    : Positive;

         High   : Natural;

         By     : Wide_Wide_String;

         Drop   : Truncation := Error) return Bounded_Wide_Wide_String;

      procedure Replace_Slice

        (Source   : in out Bounded_Wide_Wide_String;

         Low      : Positive;

         High     : Natural;

         By       : Wide_Wide_String;

         Drop     : Truncation := Error);

      function Insert

        (Source   : Bounded_Wide_Wide_String;

         Before   : Positive;

         New_Item : Wide_Wide_String;

         Drop     : Truncation := Error) return Bounded_Wide_Wide_String;

      procedure Insert

        (Source   : in out Bounded_Wide_Wide_String;

         Before   : Positive;

         New_Item : Wide_Wide_String;

         Drop     : Truncation := Error);

      function Overwrite

        (Source   : Bounded_Wide_Wide_String;

         Position : Positive;

         New_Item : Wide_Wide_String;

         Drop     : Truncation := Error) return Bounded_Wide_Wide_String;

      procedure Overwrite

        (Source    : in out Bounded_Wide_Wide_String;

         Position  : Positive;

         New_Item  : Wide_Wide_String;

         Drop      : Truncation := Error);

      function Delete

        (Source  : Bounded_Wide_Wide_String;

         From    : Positive;

         Through : Natural) return Bounded_Wide_Wide_String;

      procedure Delete

        (Source  : in out Bounded_Wide_Wide_String;

         From    : Positive;

         Through : Natural);

      ---------------------------------

      -- String Selector Subprograms --

      ---------------------------------

      function Trim

        (Source : Bounded_Wide_Wide_String;

         Side   : Trim_End) return Bounded_Wide_Wide_String;

      procedure Trim

        (Source : in out Bounded_Wide_Wide_String;

         Side   : Trim_End);

      function Trim

        (Source : Bounded_Wide_Wide_String;

          Left  : Wide_Wide_Maps.Wide_Wide_Character_Set;

          Right : Wide_Wide_Maps.Wide_Wide_Character_Set)

          return Bounded_Wide_Wide_String;

      procedure Trim

        (Source : in out Bounded_Wide_Wide_String;

         Left   : Wide_Wide_Maps.Wide_Wide_Character_Set;

         Right  : Wide_Wide_Maps.Wide_Wide_Character_Set);

      function Head

        (Source : Bounded_Wide_Wide_String;

         Count  : Natural;

         Pad    : Wide_Wide_Character := Wide_Wide_Space;

         Drop   : Truncation := Error) return Bounded_Wide_Wide_String;

      procedure Head

        (Source : in out Bounded_Wide_Wide_String;

         Count  : Natural;

         Pad    : Wide_Wide_Character  := Wide_Wide_Space;

         Drop   : Truncation := Error);

      function Tail

        (Source : Bounded_Wide_Wide_String;

         Count  : Natural;

         Pad    : Wide_Wide_Character := Wide_Wide_Space;

         Drop   : Truncation     := Error) return Bounded_Wide_Wide_String;

      procedure Tail

        (Source : in out Bounded_Wide_Wide_String;

         Count  : Natural;

         Pad    : Wide_Wide_Character := Wide_Wide_Space;

         Drop   : Truncation     := Error);

      ------------------------------------

      -- String Constructor Subprograms --

      ------------------------------------

      function "*"

        (Left  : Natural;

         Right : Wide_Wide_Character) return Bounded_Wide_Wide_String;

      function "*"

        (Left  : Natural;

         Right : Wide_Wide_String) return Bounded_Wide_Wide_String;

      function "*"

        (Left  : Natural;

         Right : Bounded_Wide_Wide_String) return Bounded_Wide_Wide_String;

      function Replicate

        (Count : Natural;

         Item  : Wide_Wide_Character;

         Drop  : Truncation := Error) return Bounded_Wide_Wide_String;

      function Replicate

        (Count : Natural;

         Item  : Wide_Wide_String;

         Drop  : Truncation := Error) return Bounded_Wide_Wide_String;

      function Replicate

        (Count : Natural;

         Item  : Bounded_Wide_Wide_String;

         Drop  : Truncation := Error) return Bounded_Wide_Wide_String;

   private

      --  Most of the implementation is in the separate non generic package

      --  Ada.Strings.Wide_Wide_Superbounded. Type Bounded_Wide_Wide_String is

      --  derived from type Wide_Wide_Superbounded.Super_String with the

      --  maximum length constraint. In almost all cases, the routines in

      --  Wide_Wide_Superbounded can be called with no requirement to pass the

      --  maximum length explicitly, since there is at least one

      --  Bounded_Wide_Wide_String argument from which the maximum length can

      --  be obtained. For all such routines, the implementation in this

      --  private part is simply renaming of the corresponding routine in the

      --  super bouded package.

      --  The five exceptions are the * and Replicate routines operating on

      --  character values. For these cases, we have a routine in the body

      --  that calls the superbounded routine passing the maximum length

      --  explicitly as an extra parameter.

      type Bounded_Wide_Wide_String is

        new Wide_Wide_Superbounded.Super_String (Max_Length);

      --  Deriving Bounded_Wide_Wide_String from

      --  Wide_Wide_Superbounded.Super_String is the real trick, it ensures

      --  that the type Bounded_Wide_Wide_String declared in the generic

      --  instantiation is compatible with the Super_String type declared in

      --  the Wide_Wide_Superbounded package.

      Null_Bounded_Wide_Wide_String : constant Bounded_Wide_Wide_String :=

                                   (Max_Length         => Max_Length,

                                    Current_Length     => 0,

                                    Data               =>

                                      (1 .. Max_Length =>

                                        Wide_Wide_Superbounded.Wide_Wide_NUL));

      pragma Inline (To_Bounded_Wide_Wide_String);

      procedure Set_Bounded_Wide_Wide_String

        (Target : out Bounded_Wide_Wide_String;

         Source : Wide_Wide_String;

         Drop   : Truncation := Error)

         renames Set_Super_String;

      function Length

        (Source : Bounded_Wide_Wide_String) return Length_Range

         renames Super_Length;

      function To_Wide_Wide_String

        (Source : Bounded_Wide_Wide_String) return Wide_Wide_String

         renames Super_To_String;

      function Append

        (Left  : Bounded_Wide_Wide_String;

         Right : Bounded_Wide_Wide_String;

         Drop  : Truncation  := Error) return Bounded_Wide_Wide_String

         renames Super_Append;

      function Append

        (Left  : Bounded_Wide_Wide_String;

         Right : Wide_Wide_String;

         Drop  : Truncation := Error) return Bounded_Wide_Wide_String

         renames Super_Append;

      function Append

        (Left  : Wide_Wide_String;

         Right : Bounded_Wide_Wide_String;

         Drop  : Truncation := Error) return Bounded_Wide_Wide_String

         renames Super_Append;

      function Append

        (Left  : Bounded_Wide_Wide_String;

         Right : Wide_Wide_Character;

         Drop  : Truncation := Error) return Bounded_Wide_Wide_String

         renames Super_Append;

      function Append

        (Left  : Wide_Wide_Character;

         Right : Bounded_Wide_Wide_String;

         Drop  : Truncation := Error) return Bounded_Wide_Wide_String

         renames Super_Append;

      procedure Append

        (Source   : in out Bounded_Wide_Wide_String;

         New_Item : Bounded_Wide_Wide_String;

         Drop     : Truncation  := Error)

         renames Super_Append;

      procedure Append

        (Source   : in out Bounded_Wide_Wide_String;

         New_Item : Wide_Wide_String;

         Drop     : Truncation  := Error)

         renames Super_Append;

      procedure Append

        (Source   : in out Bounded_Wide_Wide_String;

         New_Item : Wide_Wide_Character;

         Drop     : Truncation  := Error)

         renames Super_Append;

      function "&"

        (Left  : Bounded_Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Bounded_Wide_Wide_String

         renames Concat;

      function "&"

        (Left  : Bounded_Wide_Wide_String;

         Right : Wide_Wide_String) return Bounded_Wide_Wide_String

         renames Concat;

      function "&"

        (Left  : Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Bounded_Wide_Wide_String

         renames Concat;

      function "&"

        (Left  : Bounded_Wide_Wide_String;

         Right : Wide_Wide_Character) return Bounded_Wide_Wide_String

         renames Concat;

      function "&"

        (Left  : Wide_Wide_Character;

         Right : Bounded_Wide_Wide_String) return Bounded_Wide_Wide_String

         renames Concat;

      function Element

        (Source : Bounded_Wide_Wide_String;

         Index  : Positive) return Wide_Wide_Character

         renames Super_Element;

      procedure Replace_Element

        (Source : in out Bounded_Wide_Wide_String;

         Index  : Positive;

         By     : Wide_Wide_Character)

         renames Super_Replace_Element;

      function Slice

        (Source : Bounded_Wide_Wide_String;

         Low    : Positive;

         High   : Natural) return Wide_Wide_String

         renames Super_Slice;

      function Bounded_Slice

        (Source : Bounded_Wide_Wide_String;

         Low    : Positive;

         High   : Natural) return Bounded_Wide_Wide_String

         renames Super_Slice;

      procedure Bounded_Slice

        (Source : Bounded_Wide_Wide_String;

         Target : out Bounded_Wide_Wide_String;

         Low    : Positive;

         High   : Natural)

         renames Super_Slice;

      function "="

        (Left  : Bounded_Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Boolean

         renames Equal;

      function "="

        (Left  : Bounded_Wide_Wide_String;

         Right : Wide_Wide_String) return Boolean

         renames Equal;

      function "="

        (Left  : Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Boolean

         renames Equal;

      function "<"

        (Left  : Bounded_Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Boolean

         renames Less;

      function "<"

        (Left  : Bounded_Wide_Wide_String;

         Right : Wide_Wide_String) return Boolean

         renames Less;

      function "<"

        (Left  : Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Boolean

         renames Less;

      function "<="

        (Left  : Bounded_Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Boolean

         renames Less_Or_Equal;

      function "<="

        (Left  : Bounded_Wide_Wide_String;

         Right : Wide_Wide_String) return Boolean

         renames Less_Or_Equal;

      function "<="

        (Left  : Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Boolean

         renames Less_Or_Equal;

      function ">"

        (Left  : Bounded_Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Boolean

         renames Greater;

      function ">"

        (Left  : Bounded_Wide_Wide_String;

         Right : Wide_Wide_String) return Boolean

         renames Greater;

      function ">"

        (Left  : Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Boolean

         renames Greater;

      function ">="

        (Left  : Bounded_Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Boolean

         renames Greater_Or_Equal;

      function ">="

        (Left  : Bounded_Wide_Wide_String;

         Right : Wide_Wide_String) return Boolean

         renames Greater_Or_Equal;

      function ">="

        (Left  : Wide_Wide_String;

         Right : Bounded_Wide_Wide_String) return Boolean

         renames Greater_Or_Equal;

      function Index

        (Source  : Bounded_Wide_Wide_String;

         Pattern : Wide_Wide_String;

         Going   : Direction := Forward;

         Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping :=

                     Wide_Wide_Maps.Identity)

         return Natural

         renames Super_Index;

      function Index

        (Source  : Bounded_Wide_Wide_String;

         Pattern : Wide_Wide_String;

         Going   : Direction := Forward;

         Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping_Function)

         return Natural

         renames Super_Index;

      function Index

        (Source : Bounded_Wide_Wide_String;

         Set    : Wide_Wide_Maps.Wide_Wide_Character_Set;

         Test   : Membership := Inside;

         Going  : Direction  := Forward) return Natural

         renames Super_Index;

      function Index

        (Source  : Bounded_Wide_Wide_String;

         Pattern : Wide_Wide_String;

         From    : Positive;

         Going   : Direction := Forward;

         Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping :=

                     Wide_Wide_Maps.Identity)

         return Natural

         renames Super_Index;

      function Index

        (Source  : Bounded_Wide_Wide_String;

         Pattern : Wide_Wide_String;

         From    : Positive;

         Going   : Direction := Forward;

         Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping_Function)

         return Natural

      renames Super_Index;

      function Index

        (Source : Bounded_Wide_Wide_String;

         Set    : Wide_Wide_Maps.Wide_Wide_Character_Set;

         From   : Positive;

         Test   : Membership := Inside;

         Going  : Direction := Forward) return Natural

      renames Super_Index;

      function Index_Non_Blank

        (Source : Bounded_Wide_Wide_String;

         Going  : Direction := Forward) return Natural

         renames Super_Index_Non_Blank;

      function Index_Non_Blank

        (Source : Bounded_Wide_Wide_String;

         From   : Positive;

         Going  : Direction := Forward) return Natural

         renames Super_Index_Non_Blank;

      function Count

        (Source  : Bounded_Wide_Wide_String;

         Pattern : Wide_Wide_String;

         Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping :=

                     Wide_Wide_Maps.Identity)

         return Natural

         renames Super_Count;

      function Count

        (Source  : Bounded_Wide_Wide_String;

         Pattern : Wide_Wide_String;

         Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping_Function)

         return Natural

         renames Super_Count;

      function Count

        (Source : Bounded_Wide_Wide_String;

         Set    : Wide_Wide_Maps.Wide_Wide_Character_Set) return Natural

         renames Super_Count;

      procedure Find_Token

        (Source : Bounded_Wide_Wide_String;

         Set    : Wide_Wide_Maps.Wide_Wide_Character_Set;

         From   : Positive;

         Test   : Membership;

         First  : out Positive;

         Last   : out Natural)

         renames Super_Find_Token;

      procedure Find_Token

        (Source : Bounded_Wide_Wide_String;

         Set    : Wide_Wide_Maps.Wide_Wide_Character_Set;

         Test   : Membership;

         First  : out Positive;

         Last   : out Natural)

         renames Super_Find_Token;

      function Translate

        (Source  : Bounded_Wide_Wide_String;

         Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping)

         return Bounded_Wide_Wide_String

         renames Super_Translate;

      procedure Translate

        (Source   : in out Bounded_Wide_Wide_String;

         Mapping  : Wide_Wide_Maps.Wide_Wide_Character_Mapping)

         renames Super_Translate;

      function Translate

        (Source  : Bounded_Wide_Wide_String;

         Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping_Function)

         return Bounded_Wide_Wide_String

         renames Super_Translate;

      procedure Translate

        (Source  : in out Bounded_Wide_Wide_String;

         Mapping : Wide_Wide_Maps.Wide_Wide_Character_Mapping_Function)

         renames Super_Translate;

      function Replace_Slice

        (Source : Bounded_Wide_Wide_String;

         Low    : Positive;

         High   : Natural;

         By     : Wide_Wide_String;