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------------------------------------------------------------------------------
-- --
-- GNAT COMPILER COMPONENTS --
-- --
-- G E N _ I L --
-- --
-- B o d y --
-- --
-- Copyright (C) 2020-2024, 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. See the GNU General Public License --
-- for more details. You should have received a copy of the GNU General --
-- Public License distributed with GNAT; see file COPYING3. If not, go to --
-- http://www.gnu.org/licenses for a complete copy of the license. --
-- --
-- GNAT was originally developed by the GNAT team at New York University. --
-- Extensive contributions were provided by Ada Core Technologies Inc. --
-- --
------------------------------------------------------------------------------
with Ada.Streams.Stream_IO; use Ada.Streams.Stream_IO;
package body Gen_IL is
procedure Put (F : File_Type; S : String);
-- The output primitive
-----------
-- Image --
-----------
function Image (X : Root_Int) return String is
Result : constant String := X'Img;
begin
if Result (1) = ' ' then
return Result (2 .. Result'Last);
else
return Result;
end if;
end Image;
----------------
-- Capitalize --
----------------
procedure Capitalize (S : in out String) is
Cap : Boolean := True;
begin
for X of S loop
declare
Old : constant Character := X;
begin
if Cap then
X := To_Upper (X);
else
X := To_Lower (X);
end if;
Cap := not (Is_Letter (Old) or else Is_Digit (Old));
end;
end loop;
end Capitalize;
----------------
-- Capitalize --
----------------
function Capitalize (S : String) return String is
begin
return Result : String (S'Range) := S do
Capitalize (Result);
end return;
end Capitalize;
-----------------
-- Create_File --
-----------------
procedure Create_File (Buffer : in out Sink; Name : String) is
begin
Create (Buffer.File, Out_File, Name);
Buffer.Indent := 0;
Buffer.New_Line := True;
end Create_File;
---------------------
-- Increase_Indent --
---------------------
procedure Increase_Indent (Buffer : in out Sink; Amount : Natural) is
begin
Buffer.Indent := Buffer.Indent + Amount;
end Increase_Indent;
---------------------
-- Decrease_Indent --
---------------------
procedure Decrease_Indent (Buffer : in out Sink; Amount : Natural) is
begin
Buffer.Indent := Buffer.Indent - Amount;
end Decrease_Indent;
---------
-- Put --
---------
procedure Put (F : File_Type; S : String) is
begin
String'Write (Stream (F), S);
end Put;
procedure Put (Buffer : in out Sink; Item : String) is
begin
-- If the first character is LF, indent after it only
if Item (Item'First) = ASCII.LF then
Put (Buffer.File, LF);
Buffer.New_Line := True;
if Item'Length > 1 then
Put (Buffer, Item (Item'First + 1 .. Item'Last));
end if;
return;
end if;
-- If this is a new line, indent
if Buffer.New_Line and then Buffer.Indent > 0 then
declare
S : constant String (1 .. Buffer.Indent) := (others => ' ');
begin
Put (Buffer.File, S);
end;
end if;
Put (Buffer.File, Item);
Buffer.New_Line := Item (Item'Last) = ASCII.LF;
end Put;
end Gen_IL;
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