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119 lines
3.2 KiB
119 lines
3.2 KiB
/* -*- c++ -*-
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impl/parser.h
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Internal header file. Subject to change without notice. DO NOT USE.
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This file is part of KSieve,
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the KDE internet mail/usenet news message filtering library.
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Copyright (c) 2003 Marc Mutz <mutz@kde.org>
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KSieve is free software; you can redistribute it and/or modify it
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under the terms of the GNU General Public License, version 2, as
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published by the Free Software Foundation.
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KSieve 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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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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In addition, as a special exception, the copyright holders give
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permission to link the code of this program with any edition of
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the Qt library by Trolltech AS, Norway (or with modified versions
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of Qt that use the same license as Qt), and distribute linked
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combinations including the two. You must obey the GNU General
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Public License in all respects for all of the code used other than
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Qt. If you modify this file, you may extend this exception to
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your version of the file, but you are not obligated to do so. If
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you do not wish to do so, delete this exception statement from
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your version.
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*/
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#ifndef __KSIEVE_IMPL_PARSER_H__
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#define __KSIEVE_IMPL_PARSER_H__
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#include <ksieve/parser.h>
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#include <ksieve/error.h>
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#include <ksieve/lexer.h>
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#include <impl/lexer.h>
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#include <ksieve/scriptbuilder.h>
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namespace KSieve {
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class Parser::Impl {
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friend class Parser;
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private:
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Impl( const char * scursor, const char * const send, int options=0 );
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void setScriptBuilder( ScriptBuilder * builder ) {
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mBuilder = builder;
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}
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ScriptBuilder * scriptBuilder() const {
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return mBuilder;
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}
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bool parse();
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const Error & error() const { return mError == Error::None ? lexer.error() : mError ; }
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bool parseCommandList();
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bool parseCommand();
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bool parseArgumentList();
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bool parseArgument();
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bool parseTestList();
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bool parseTest();
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bool parseBlock();
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bool parseStringList();
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bool parseNumber();
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Lexer::Token token() const { return mToken; }
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TQString tokenValue() const { return mTokenValue; }
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bool atEnd() const {
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return !mToken && lexer.atEnd() ;
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}
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bool obtainToken();
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void consumeToken() {
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mToken = Lexer::None;
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mTokenValue = TQString::null;
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}
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void makeError( Error::Type e, int line, int col ) {
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mError = Error( e, line, col );
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if ( scriptBuilder() )
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scriptBuilder()->error( mError );
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}
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void makeError( Error::Type e ) {
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makeError( e, lexer.line(), lexer.column() );
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}
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void makeUnexpectedTokenError( Error::Type e ) {
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makeError( e ); // ### save wrong token...
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}
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bool isArgumentToken() const;
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bool isStringToken() const;
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Error mError;
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Lexer::Token mToken;
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TQString mTokenValue;
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Lexer::Impl lexer;
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ScriptBuilder * mBuilder;
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};
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}
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#endif // __KSIEVE_IMPL_PARSER_H__
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