| ------------------------------------------------------------------------------ |
| -- -- |
| -- GNAT RUN-TIME COMPONENTS -- |
| -- -- |
| -- A D A . C H A R A C T E R S . H A N D L I N G -- |
| -- -- |
| -- S p e c -- |
| -- -- |
| -- Copyright (C) 1992-2021, 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. -- |
| -- -- |
| ------------------------------------------------------------------------------ |
| |
| package Ada.Characters.Handling is |
| pragma Pure; |
| -- In accordance with Ada 2005 AI-362 |
| |
| ---------------------------------------- |
| -- Character Classification Functions -- |
| ---------------------------------------- |
| |
| function Is_Control (Item : Character) return Boolean; |
| function Is_Graphic (Item : Character) return Boolean; |
| function Is_Letter (Item : Character) return Boolean; |
| function Is_Lower (Item : Character) return Boolean; |
| function Is_Upper (Item : Character) return Boolean; |
| function Is_Basic (Item : Character) return Boolean; |
| function Is_Digit (Item : Character) return Boolean; |
| function Is_Decimal_Digit (Item : Character) return Boolean |
| renames Is_Digit; |
| function Is_Hexadecimal_Digit (Item : Character) return Boolean; |
| function Is_Alphanumeric (Item : Character) return Boolean; |
| function Is_Special (Item : Character) return Boolean; |
| function Is_Line_Terminator (Item : Character) return Boolean; |
| function Is_Mark (Item : Character) return Boolean; |
| function Is_Other_Format (Item : Character) return Boolean; |
| function Is_Punctuation_Connector (Item : Character) return Boolean; |
| function Is_Space (Item : Character) return Boolean; |
| function Is_NFKC (Item : Character) return Boolean; |
| |
| --------------------------------------------------- |
| -- Conversion Functions for Character and String -- |
| --------------------------------------------------- |
| |
| function To_Lower (Item : Character) return Character; |
| function To_Upper (Item : Character) return Character; |
| function To_Basic (Item : Character) return Character; |
| |
| function To_Lower (Item : String) return String; |
| function To_Upper (Item : String) return String; |
| function To_Basic (Item : String) return String; |
| |
| ---------------------------------------------------------------------- |
| -- Classifications of and Conversions Between Character and ISO 646 -- |
| ---------------------------------------------------------------------- |
| |
| subtype ISO_646 is |
| Character range Character'Val (0) .. Character'Val (127); |
| |
| function Is_ISO_646 (Item : Character) return Boolean; |
| function Is_ISO_646 (Item : String) return Boolean; |
| |
| function To_ISO_646 |
| (Item : Character; |
| Substitute : ISO_646 := ' ') return ISO_646; |
| |
| function To_ISO_646 |
| (Item : String; |
| Substitute : ISO_646 := ' ') return String; |
| |
| ------------------------------------------------------ |
| -- Classifications of Wide_Character and Characters -- |
| ------------------------------------------------------ |
| |
| -- Ada 2005 AI 395: these functions are moved to Ada.Characters.Conversions |
| -- and are considered obsolete in Ada.Characters.Handling. However we do |
| -- not complain about this obsolescence, since in practice it is necessary |
| -- to use these routines when creating code that is intended to run in |
| -- either Ada 95 or Ada 2005 mode. |
| |
| -- We do however have to flag these if the pragma No_Obsolescent_Features |
| -- restriction is active (see Restrict.Check_Obsolescent_2005_Entity). |
| |
| function Is_Character (Item : Wide_Character) return Boolean; |
| function Is_String (Item : Wide_String) return Boolean; |
| |
| ------------------------------------------------------ |
| -- Conversions between Wide_Character and Character -- |
| ------------------------------------------------------ |
| |
| -- Ada 2005 AI 395: these functions are moved to Ada.Characters.Conversions |
| -- and are considered obsolete in Ada.Characters.Handling. However we do |
| -- not complain about this obsolescence, since in practice it is necessary |
| -- to use these routines when creating code that is intended to run in |
| -- either Ada 95 or Ada 2005 mode. |
| |
| -- We do however have to flag these if the pragma No_Obsolescent_Features |
| -- restriction is active (see Restrict.Check_Obsolescent_2005_Entity). |
| |
| function To_Character |
| (Item : Wide_Character; |
| Substitute : Character := ' ') return Character; |
| |
| function To_String |
| (Item : Wide_String; |
| Substitute : Character := ' ') return String; |
| |
| function To_Wide_Character |
| (Item : Character) return Wide_Character; |
| |
| function To_Wide_String |
| (Item : String) return Wide_String; |
| |
| private |
| pragma Inline (Is_Alphanumeric); |
| pragma Inline (Is_Basic); |
| pragma Inline (Is_Character); |
| pragma Inline (Is_Control); |
| pragma Inline (Is_Digit); |
| pragma Inline (Is_Graphic); |
| pragma Inline (Is_Hexadecimal_Digit); |
| pragma Inline (Is_ISO_646); |
| pragma Inline (Is_Letter); |
| pragma Inline (Is_Line_Terminator); |
| pragma Inline (Is_Lower); |
| pragma Inline (Is_Mark); |
| pragma Inline (Is_Other_Format); |
| pragma Inline (Is_Punctuation_Connector); |
| pragma Inline (Is_Space); |
| pragma Inline (Is_Special); |
| pragma Inline (Is_Upper); |
| pragma Inline (To_Basic); |
| pragma Inline (To_Character); |
| pragma Inline (To_Lower); |
| pragma Inline (To_Upper); |
| pragma Inline (To_Wide_Character); |
| |
| end Ada.Characters.Handling; |
