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121 lines
3.3 KiB
ObjectPascal
121 lines
3.3 KiB
ObjectPascal
unit FixCase;
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{(*}
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(*------------------------------------------------------------------------------
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Delphi Code formatter source code
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The Original Code is FixCase, released May 2003.
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The Initial Developer of the Original Code is Anthony Steele.
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Portions created by Anthony Steele are Copyright (C) 1999-2008 Anthony Steele.
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All Rights Reserved.
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Contributor(s): Anthony Steele.
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The contents of this file are subject to the Mozilla Public License Version 1.1
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(the "License"). you may not use this file except in compliance with the License.
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You may obtain a copy of the License at http://www.mozilla.org/NPL/
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Software distributed under the License is distributed on an "AS IS" basis,
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WITHOUT WARRANTY OF ANY KIND, either express or implied.
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See the License for the specific language governing rights and limitations
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under the License.
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Alternatively, the contents of this file may be used under the terms of
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the GNU General Public License Version 2 or later (the "GPL")
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See http://www.gnu.org/licenses/gpl.html
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------------------------------------------------------------------------------*)
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{*)}
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{$I JcfGlobal.inc}
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interface
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{ AFS 29 December 2002
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Obfusccate - capitalisation
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}
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uses SwitchableVisitor;
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type
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TFixCase = class(TSwitchableVisitor)
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protected
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function EnabledVisitSourceToken(const pcNode: TObject): Boolean; override;
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public
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constructor Create; override;
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end;
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implementation
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uses
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{ delphi }
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{$IFNDEF FPC}Windows,{$ENDIF} SysUtils,
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{ local }
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JcfStringUtils,
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Tokens, SourceToken, SettingsTypes,
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ParseTreeNodeType, JcfSettings, FormatFlags, TokenUtils;
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{ identify the cases where the compiler is case sensitive
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don't want ot mess with caps when it affects these issues }
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function PutUpWithCompilerBugs(const pt: TSourceToken): boolean;
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begin
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Result := False;
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{ special case - 'Register' (with a capital R) as a procedure name must be preserved
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or component registration may not work in some versions of Delphi
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This is a known issue in some versions of Delphi
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note intentional use of case-sensitive compare }
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if (IsIdentifier(pt, idStrict)) and AnsiSameStr(pt.SourceCode, 'Register') and
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pt.HasParentNode([nProcedureType, nProcedureDecl, nProcedureHeading]) then
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begin
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Result := True;
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exit;
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end;
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{ had problems - IDE could not find the base class frame
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when the frame's ancestor's name was decapitised
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most likely some lazy developer @ borland forgot to match strings without case}
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if (pt.WordType in IdentifierTypes) and (pt.HasParentNode(nClassHeritage)) then
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begin
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Result := True;
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exit;
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end;
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end;
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procedure FixCaps(const pt: TSourceToken);
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begin
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if PutUpWithCompilerBugs(pt) then
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exit;
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case FormatSettings.Obfuscate.Caps of
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ctUpper:
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pt.SourceCode := AnsiUpperCase(pt.SourceCode);
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ctLower:
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pt.SourceCode := AnsiLowerCase(pt.SourceCode);
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ctMixed:
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pt.SourceCode := StrSmartCase(pt.SourceCode, []);
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ctLeaveAlone: ;
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end;
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end;
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constructor TFixCase.Create;
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begin
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inherited;
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FormatFlags := FormatFlags + [eObfuscate];
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end;
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function TFixCase.EnabledVisitSourceToken(const pcNode: TObject): Boolean;
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var
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lcSourceToken: TSourceToken;
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begin
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Result := False;
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lcSourceToken := TSourceToken(pcNode);
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if (lcSourceToken.TokenType in TextualTokens) and (lcSourceToken.SourceCode <> '') then
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FixCaps(lcSourceToken);
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end;
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end.
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