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https://gitlab.com/freepascal.org/lazarus/lazarus.git
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82 lines
3.0 KiB
ObjectPascal
82 lines
3.0 KiB
ObjectPascal
{
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***************************************************************************
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* *
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* This source is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This code is distributed in the hope that it will be useful, but *
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* WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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* General Public License for more details. *
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* *
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* A copy of the GNU General Public License is available on the World *
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* Wide Web at <http://www.gnu.org/copyleft/gpl.html>. You can also *
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* obtain it by writing to the Free Software Foundation, *
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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* *
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***************************************************************************
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Author: Mattias Gaertner
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Abstract:
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Demonstrating, how to add invoke identifier completion.
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}
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program IdentifierCompletion;
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{$mode objfpc}{$H+}
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uses
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Classes, SysUtils, CodeCache, CodeToolManager, FileProcs,
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CodeToolsConfig, IdentCompletionTool;
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const
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ConfigFilename = 'codetools.config';
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var
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Options: TCodeToolsOptions;
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Filename: string;
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Code: TCodeBuffer;
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begin
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// setup the Options
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Options:=TCodeToolsOptions.Create;
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// To not parse the FPC sources every time, the options are saved to a file.
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if FileExists(ConfigFilename) then
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Options.LoadFromFile(ConfigFilename);
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// setup your paths
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Options.FPCPath:='/usr/bin/ppc386';
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Options.FPCSrcDir:=ExpandFileName('~/freepascal/fpc');
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Options.LazarusSrcDir:=ExpandFileName('~/pascal/lazarus');
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// optional: ProjectDir and TestPascalFile exists only to easily test some
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// things.
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Options.ProjectDir:=GetCurrentDir+'/scanexamples/';
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Options.TestPascalFile:=Options.ProjectDir+'identcomplexample.pas';
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// init the codetools
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if not Options.UnitLinkListValid then
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writeln('Scanning FPC sources may take a while ...');
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CodeToolBoss.Init(Options);
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// save the options and the FPC unit links results.
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Options.SaveToFile(ConfigFilename);
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// load the file
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Filename:=Options.TestPascalFile;
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Code:=CodeToolBoss.LoadFile(Filename,false,false);
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if Code=nil then
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raise Exception.Create('loading failed '+Filename);
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// Example 1:
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if CodeToolBoss.GatherIdentifiers(Code,20,11) then
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begin
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writeln('Identifiers found: ');
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writeln(CodeToolBoss.IdentifierList.Count);
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end else begin
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raise Exception.Create('GatherIdentifiers failed');
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end;
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end.
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