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109 lines
2.9 KiB
ObjectPascal
109 lines
2.9 KiB
ObjectPascal
unit MoveSpaceToBeforeColon;
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{(*}
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(*------------------------------------------------------------------------------
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Delphi Code formatter MoveSpaceToBeforeColon code
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The Original Code is SingleSpaceAfter, released December 2008.
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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 14 December 2009
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Process to move spaces to after colon
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SF Bug request #2173842
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}
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uses SwitchableVisitor;
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type
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TMoveSpaceToBeforeColon = class(TSwitchableVisitor)
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private
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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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function IsIncludedInSettings: boolean; override;
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end;
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implementation
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uses
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FormatFlags, SourceToken, Tokens, TokenUtils, JcfSettings;
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constructor TMoveSpaceToBeforeColon.Create;
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begin
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inherited;
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FormatFlags := FormatFlags + [eAddSpace, eRemoveSpace, eRemoveReturn];
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end;
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function TMoveSpaceToBeforeColon.EnabledVisitSourceToken(const pcNode: TObject): boolean;
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var
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lcSourceToken: TSourceToken;
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lcNext: TSourceToken;
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lcAfter: TSourceToken;
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lcNew: 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 = ttColon then
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begin
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lcNext := lcSourceToken.NextToken;
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if (lcNext <> nil) and (lcNext.TokenType = ttWhiteSpace) and
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(Length(lcNext.SourceCode) > 0) then
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begin
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// put the space before
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lcNew := TSourceToken.Create;
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lcNew.TokenType := ttWhiteSpace;
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lcNew.SourceCode := lcNext.SourceCode;
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BlankToken(lcNext);
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// and any following space
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lcAfter := lcNext.NextToken;
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while (lcAfter <> nil) and (lcAfter.TokenType = ttWhiteSpace) do
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begin
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lcNew.SourceCode := lcNew.SourceCode + lcAfter.SourceCode;
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BlankToken(lcAfter);
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lcAfter := lcAfter.NextToken;
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end;
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InsertTokenBefore(lcSourceToken, lcNew);
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Result := True;
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end;
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end;
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end;
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function TMoveSpaceToBeforeColon.IsIncludedInSettings: boolean;
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begin
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Result := FormattingSettings.Spaces.MoveSpaceToBeforeColon;
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end;
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end.
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