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------------------------------------------------------------------------------
-- --
-- GNAT RUN-TIME COMPONENTS --
-- --
-- A D A . W I D E _ W I D E _ C H A R A C T E R S . H A N D L I N G --
-- --
-- B o d y --
-- --
-- Copyright (C) 2010-2024, Free Software Foundation, Inc. --
-- --
-- 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.Wide_Wide_Characters.Unicode; use Ada.Wide_Wide_Characters.Unicode;
package body Ada.Wide_Wide_Characters.Handling is
---------------------------
-- Character_Set_Version --
---------------------------
function Character_Set_Version return String is
begin
return "Unicode 4.0";
end Character_Set_Version;
---------------------
-- Is_Alphanumeric --
---------------------
function Is_Alphanumeric (Item : Wide_Wide_Character) return Boolean is
begin
return Is_Letter (Item) or else Is_Digit (Item);
end Is_Alphanumeric;
--------------
-- Is_Basic --
--------------
function Is_Basic (Item : Wide_Wide_Character) return Boolean
renames Ada.Wide_Wide_Characters.Unicode.Is_Basic;
----------------
-- Is_Control --
----------------
function Is_Control (Item : Wide_Wide_Character) return Boolean is
begin
return Get_Category (Item) = Cc;
end Is_Control;
--------------
-- Is_Digit --
--------------
function Is_Digit (Item : Wide_Wide_Character) return Boolean
renames Ada.Wide_Wide_Characters.Unicode.Is_Digit;
----------------
-- Is_Graphic --
----------------
function Is_Graphic (Item : Wide_Wide_Character) return Boolean is
begin
return not Is_Non_Graphic (Item);
end Is_Graphic;
--------------------------
-- Is_Hexadecimal_Digit --
--------------------------
function Is_Hexadecimal_Digit (Item : Wide_Wide_Character) return Boolean is
begin
return Is_Digit (Item)
or else Item in 'A' .. 'F'
or else Item in 'a' .. 'f';
end Is_Hexadecimal_Digit;
---------------
-- Is_Letter --
---------------
function Is_Letter (Item : Wide_Wide_Character) return Boolean
renames Ada.Wide_Wide_Characters.Unicode.Is_Letter;
------------------------
-- Is_Line_Terminator --
------------------------
function Is_Line_Terminator (Item : Wide_Wide_Character) return Boolean
renames Ada.Wide_Wide_Characters.Unicode.Is_Line_Terminator;
--------------
-- Is_Lower --
--------------
function Is_Lower (Item : Wide_Wide_Character) return Boolean is
begin
return Get_Category (Item) = Ll;
end Is_Lower;
-------------
-- Is_Mark --
-------------
function Is_Mark (Item : Wide_Wide_Character) return Boolean
renames Ada.Wide_Wide_Characters.Unicode.Is_Mark;
-------------
-- Is_NFKC --
-------------
function Is_NFKC (Item : Wide_Wide_Character) return Boolean
renames Ada.Wide_Wide_Characters.Unicode.Is_NFKC;
---------------------
-- Is_Other_Format --
---------------------
function Is_Other_Format (Item : Wide_Wide_Character) return Boolean
renames Ada.Wide_Wide_Characters.Unicode.Is_Other;
------------------------------
-- Is_Punctuation_Connector --
------------------------------
function Is_Punctuation_Connector
(Item : Wide_Wide_Character) return Boolean
renames Ada.Wide_Wide_Characters.Unicode.Is_Punctuation;
--------------
-- Is_Space --
--------------
function Is_Space (Item : Wide_Wide_Character) return Boolean
renames Ada.Wide_Wide_Characters.Unicode.Is_Space;
----------------
-- Is_Special --
----------------
function Is_Special (Item : Wide_Wide_Character) return Boolean is
begin
return Is_Graphic (Item) and then not Is_Alphanumeric (Item);
end Is_Special;
--------------
-- Is_Upper --
--------------
function Is_Upper (Item : Wide_Wide_Character) return Boolean is
begin
return Get_Category (Item) = Lu;
end Is_Upper;
--------------
-- To_Lower --
--------------
function To_Lower (Item : Wide_Wide_Character) return Wide_Wide_Character
renames Ada.Wide_Wide_Characters.Unicode.To_Lower_Case;
function To_Lower (Item : Wide_Wide_String) return Wide_Wide_String is
Result : Wide_Wide_String (Item'Range);
begin
for J in Result'Range loop
Result (J) := To_Lower (Item (J));
end loop;
return Result;
end To_Lower;
--------------
-- To_Upper --
--------------
function To_Upper (Item : Wide_Wide_Character) return Wide_Wide_Character
renames Ada.Wide_Wide_Characters.Unicode.To_Upper_Case;
function To_Upper (Item : Wide_Wide_String) return Wide_Wide_String is
Result : Wide_Wide_String (Item'Range);
begin
for J in Result'Range loop
Result (J) := To_Upper (Item (J));
end loop;
return Result;
end To_Upper;
--------------
-- To_Basic --
--------------
function To_Basic (Item : Wide_Wide_Character) return Wide_Wide_Character
renames Ada.Wide_Wide_Characters.Unicode.To_Basic;
function To_Basic (Item : Wide_Wide_String) return Wide_Wide_String is
Result : Wide_Wide_String (Item'Range);
begin
for J in Result'Range loop
Result (J) := To_Basic (Item (J));
end loop;
return Result;
end To_Basic;
end Ada.Wide_Wide_Characters.Handling;
|
