1 /**************************************************************************** 2 ** 3 ** Copyright (C) 2016 The Qt Company Ltd. 4 ** Contact: https://www.qt.io/licensing/ 5 ** 6 ** This file is part of the QtXmlPatterns module of the Qt Toolkit. 7 ** 8 ** $QT_BEGIN_LICENSE:LGPL$ 9 ** Commercial License Usage 10 ** Licensees holding valid commercial Qt licenses may use this file in 11 ** accordance with the commercial license agreement provided with the 12 ** Software or, alternatively, in accordance with the terms contained in 13 ** a written agreement between you and The Qt Company. For licensing terms 14 ** and conditions see https://www.qt.io/terms-conditions. For further 15 ** information use the contact form at https://www.qt.io/contact-us. 16 ** 17 ** GNU Lesser General Public License Usage 18 ** Alternatively, this file may be used under the terms of the GNU Lesser 19 ** General Public License version 3 as published by the Free Software 20 ** Foundation and appearing in the file LICENSE.LGPL3 included in the 21 ** packaging of this file. Please review the following information to 22 ** ensure the GNU Lesser General Public License version 3 requirements 23 ** will be met: https://www.gnu.org/licenses/lgpl-3.0.html. 24 ** 25 ** GNU General Public License Usage 26 ** Alternatively, this file may be used under the terms of the GNU 27 ** General Public License version 2.0 or (at your option) the GNU General 28 ** Public license version 3 or any later version approved by the KDE Free 29 ** Qt Foundation. The licenses are as published by the Free Software 30 ** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 31 ** included in the packaging of this file. Please review the following 32 ** information to ensure the GNU General Public License requirements will 33 ** be met: https://www.gnu.org/licenses/gpl-2.0.html and 34 ** https://www.gnu.org/licenses/gpl-3.0.html. 35 ** 36 ** $QT_END_LICENSE$ 37 ** 38 ****************************************************************************/ 39 40 #include "qcommonsequencetypes_p.h" 41 #include "qinteger_p.h" 42 43 #include "qpositionalvariablereference_p.h" 44 45 QT_BEGIN_NAMESPACE 46 47 using namespace QPatternist; 48 PositionalVariableReference(const VariableSlotID s)49PositionalVariableReference::PositionalVariableReference(const VariableSlotID s) : VariableReference(s) 50 { 51 } 52 evaluateSingleton(const DynamicContext::Ptr & context) const53Item PositionalVariableReference::evaluateSingleton(const DynamicContext::Ptr &context) const 54 { 55 Q_ASSERT(context); 56 Q_ASSERT(context->positionIterator(slot())); 57 return Integer::fromValue(context->positionIterator(slot())->position()); 58 } 59 evaluateEBV(const DynamicContext::Ptr &) const60bool PositionalVariableReference::evaluateEBV(const DynamicContext::Ptr &) const 61 { 62 return true; 63 } 64 staticType() const65SequenceType::Ptr PositionalVariableReference::staticType() const 66 { 67 return CommonSequenceTypes::ExactlyOneInteger; 68 } 69 properties() const70Expression::Properties PositionalVariableReference::properties() const 71 { 72 return DependsOnLocalVariable; 73 } 74 75 ExpressionVisitorResult::Ptr 76 accept(const ExpressionVisitor::Ptr & visitor) const77PositionalVariableReference::accept(const ExpressionVisitor::Ptr &visitor) const 78 { 79 return visitor->visit(this); 80 } 81 82 QT_END_NAMESPACE 83