{
 ***************************************************************************
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 ***************************************************************************

  Author: Mattias Gaertner

  Abstract:
    FPC allows forward definitions only in a type section.
    When a file was translated from other languages, the forward definitions
    are often wrong.
    This demonstrates how to fix forward definitions automatically.
}
program FixDefinitionOrder;

{$mode objfpc}{$H+}

uses
  SysUtils, CodeCache, CodeToolManager;
  
var
  Filename: string;
  Code: TCodeBuffer;
begin
  // load the file
  if ParamCount>=1 then
    Filename:=ExpandFileName(ParamStr(1))
  else
    Filename:=ExpandFileName(SetDirSeparators('scanexamples/wrongforwarddefinitions.pas'));
  Code:=CodeToolBoss.LoadFile(Filename,false,false);
  if Code=nil then
    raise Exception.Create('loading failed '+Filename);
    
  {if not CodeToolBoss.FixAllAliasDefinitions(Code) then begin
    writeln('FixAllAliasDefinitions failed');
    exit;
  end;}

  // fix constants
  if not CodeToolBoss.FixForwardDefinitions(Code) then begin
    writeln('FixForwardDefinitions failed');
    exit;
  end;

  // write the new source:
  writeln('-----------------------------------');
  writeln(Code.Source);
  writeln('-----------------------------------');
end.