------------------------------------------------------------------------------ -- -- -- GNAT RUN-TIME COMPONENTS -- -- -- -- ADA.STRINGS.TEXT_BUFFERS.UTILS -- -- -- -- S p e c -- -- -- -- Copyright (C) 2020-2023, 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 -- -- . -- -- -- -- GNAT was originally developed by the GNAT team at New York University. -- -- Extensive contributions were provided by Ada Core Technologies Inc. -- -- -- ------------------------------------------------------------------------------ with Ada.Strings.UTF_Encoding.Wide_Wide_Strings; package Ada.Strings.Text_Buffers.Utils with Pure is -- Ada.Strings.Text_Buffers is a predefined unit (see Ada RM A.4.12). -- This is a GNAT-defined child unit of that parent. subtype Character_7 is Character range Character'Val (0) .. Character'Val (2**7 - 1); procedure Put_7bit (Buffer : in out Root_Buffer_Type'Class; Item : Character_7); procedure Put_Character (Buffer : in out Root_Buffer_Type'Class; Item : Character); procedure Put_Wide_Character (Buffer : in out Root_Buffer_Type'Class; Item : Wide_Character); procedure Put_Wide_Wide_Character (Buffer : in out Root_Buffer_Type'Class; Item : Wide_Wide_Character); -- Single character output procedures. function Column (Buffer : Root_Buffer_Type'Class) return Positive with Inline; -- Current output column. The Column is initially 1, and is incremented for -- each 8-bit character output. A call to New_Line sets Column back to 1. -- The next character to be output will go in this column. procedure Tab_To_Column (Buffer : in out Root_Buffer_Type'Class; Column : Positive); -- Put spaces until we're at or past Column. subtype Sink is Root_Buffer_Type; function NL return Character is (ASCII.LF) with Inline; function UTF_8_Length (Buffer : Root_Buffer_Type'Class) return Natural; subtype UTF_8_Lines is UTF_Encoding.UTF_8_String with Predicate => UTF_Encoding.Wide_Wide_Strings.Encode (UTF_Encoding.Wide_Wide_Strings.Decode (UTF_8_Lines)) = UTF_8_Lines; subtype UTF_8 is UTF_8_Lines with Predicate => (for all UTF_8_Char of UTF_8 => UTF_8_Char /= NL); procedure Put_UTF_8_Lines (Buffer : in out Root_Buffer_Type'Class; Item : UTF_8_Lines); private function UTF_8_Length (Buffer : Root_Buffer_Type'Class) return Natural is (Buffer.UTF_8_Length); end Ada.Strings.Text_Buffers.Utils;