lazarus/components/jcf2/Process/Onceoffs/GlobalInclude.pas

122 lines
3.0 KiB
ObjectPascal

{(*}
(*------------------------------------------------------------------------------
Delphi Code formatter source code
The Original Code is GlobalInclude.pas, released May 2008.
The Initial Developer of the Original Code is Anthony Steele.
Portions created by Anthony Steele are Copyright (C) 2008 Anthony Steele.
All Rights Reserved.
Contributor(s): Anthony Steele.
The contents of this file are subject to the Mozilla Public License Version 1.1
(the "License"). you may not use this file except in compliance with the License.
You may obtain a copy of the License at http://www.mozilla.org/NPL/
Software distributed under the License is distributed on an "AS IS" basis,
WITHOUT WARRANTY OF ANY KIND, either express or implied.
See the License for the specific language governing rights and limitations
under the License.
Alternatively, the contents of this file may be used under the terms of
the GNU General Public License Version 2 or later (the "GPL")
See http://www.gnu.org/licenses/gpl.html
------------------------------------------------------------------------------*)
{*)}
unit GlobalInclude;
{ AFS 24 march 2K
add in the global include
}
{$I JcfGlobal.inc}
interface
uses BaseVisitor, SourceToken;
type
TGlobalInclude = class(TBaseTreeNodeVisitor)
private
fbWorkIsDone: boolean;
protected
public
constructor Create; override;
function VisitSourceToken(const pcToken: TObject): Boolean; override;
function IsIncludedInSettings: boolean; override;
end;
implementation
uses
{ delphi }SysUtils,
JclAnsiStrings,
{ local }Tokens, TokenUtils, JcfSettings,
SettingsTypes, ParseTreeNodeType, SetClarify;
const
{ this directive will be inserted in all files above the unit header }
includeText = '{$I JcfGlobal.inc}' + AnsiLineBreak + AnsiLineBreak;
function FirstOpportunityForInsert(const pt: TSourceToken): boolean;
begin
Result := False;
if (pt.TokenType = ttInterface) and pt.HasParentNode(nUnit, 2) then
begin
// before interface in unit
Result := True;
end;
end;
constructor TGlobalInclude.Create;
begin
inherited;
fbWorkIsDone := False;
end;
function TGlobalInclude.IsIncludedInSettings: boolean;
begin
Result := ( not FormatSettings.Obfuscate.Enabled) and
(FormatSettings.Clarify.OnceOffs <> eDoNotRun)
end;
function TGlobalInclude.VisitSourceToken(const pcToken: TObject): Boolean;
var
lcToken, lcNewComment: TSourceToken;
lbInContext: boolean;
begin
Result := False;
if fbWorkIsDone then
exit;
lcToken := TSourceToken(pcToken);
if (lcToken.TokenType = ttComment) and (Pos(includeText, lcToken.SourceCode) > 0) then
begin
fbWorkIsDone := True;
exit;
end;
lbInContext := FirstOpportunityForInsert(lcToken);
if not lbInContext then
exit;
// put the include in front of the unit start word
lcNewComment := TSourceToken.Create;
lcNewComment.TokenType := ttComment;
lcNewComment.SourceCode := includeText;
lcToken.Parent.InsertChild(lcToken.IndexOfSelf, lcNewComment);
fbWorkIsDone := True;
end;
end.