lazarus/components/codetools/examples/testunitdirectives.lpr

98 lines
3.8 KiB
ObjectPascal

{
***************************************************************************
* *
* This source is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This code is distributed in the hope that it will be useful, but *
* WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
* General Public License for more details. *
* *
* A copy of the GNU General Public License is available on the World *
* Wide Web at <http://www.gnu.org/copyleft/gpl.html>. You can also *
* obtain it by writing to the Free Software Foundation, *
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
* *
***************************************************************************
Author: Mattias Gaertner
Abstract:
Listing directives of a unit (contrary to directives of a file).
}
program TestUnitDirectives;
{$mode objfpc}{$H+}
uses
SysUtils, CodeCache, CodeToolManager, FileProcs, CodeAtom,
BasicCodeTools, SourceChanger, PascalParserTool, LinkScanner, LazUTF8,
directives1;
var
Scanner: TLinkScanner;
Filename: String;
Code: TCodeBuffer;
i: Integer;
Dir: PLSDirective;
FirstSortedIndex: integer;
LastSortedIndex: integer;
begin
if (ParamCount>1) then begin
writeln('Usage:');
writeln(' ',ParamStr(0));
writeln(' ',ParamStr(0),' <filename>');
end;
if Paramcount=1 then
Filename:=ParamStrUTF8(1)
else
Filename:=SetDirSeparators('scanexamples/directives1.pas');
Filename:=ExpandFileName(Filename);
// load the file
Code:=CodeToolBoss.LoadFile(Filename,true,false);
if Code=nil then
raise Exception.Create('loading failed '+Filename);
// parse the unit
if not CodeToolBoss.ExploreUnitDirectives(Code,Scanner) then
raise Exception.Create('parser error');
writeln('-----------------------------------------------');
writeln(Scanner.CleanedSrc);
writeln('-----------------------------------------------');
writeln('Directives in compile order:');
for i:=0 to Scanner.DirectiveCount-1 do begin
Dir:=Scanner.Directives[i];
writeln(i,'/',Scanner.DirectiveCount,
' CleanPos=',Dir^.CleanPos,'=',Scanner.CleanedPosToStr(Dir^.CleanPos),
' Level=',Dir^.Level,' ',dbgs(Dir^.State),
' "',ExtractCommentContent(Scanner.CleanedSrc,Dir^.CleanPos,Scanner.NestedComments),'"'
);
end;
writeln('-----------------------------------------------');
writeln('Directives sorted for Code and SrcPos:');
for i:=0 to Scanner.DirectiveCount-1 do begin
Dir:=Scanner.DirectivesSorted[i];
write(i,'/',Scanner.DirectiveCount,
' CleanPos=',Dir^.CleanPos,'=',Scanner.CleanedPosToStr(Dir^.CleanPos),
' Level=',Dir^.Level,' ',dbgs(Dir^.State),
' "',ExtractCommentContent(Scanner.CleanedSrc,Dir^.CleanPos,Scanner.NestedComments),'"'
);
if Scanner.FindDirective(Code,Dir^.SrcPos,FirstSortedIndex,LastSortedIndex)
then begin
if FirstSortedIndex<LastSortedIndex then
write(' MULTIPLE: ',FirstSortedIndex,'-',LastSortedIndex);
end else begin
raise Exception.Create('inconsistency: Scanner.FindDirective failed');
end;
writeln;
end;
writeln('-----------------------------------------------');
end.