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42 #include "qboolean_p.h"
43 #include "qgenericsequencetype_p.h"
45 #include "qrangevariablereference_p.h"
49 using namespace QPatternist;
51 RangeVariableReference::RangeVariableReference(const Expression::Ptr &source,
52 const VariableSlotID slotP) : VariableReference(slotP),
53 m_sourceExpression(source)
58 bool RangeVariableReference::evaluateEBV(const DynamicContext::Ptr &context) const
60 Q_ASSERT_X(context->rangeVariable(slot()), Q_FUNC_INFO, "The range variable must be set.");
61 return Boolean::evaluateEBV(context->rangeVariable(slot()), context);
64 Item RangeVariableReference::evaluateSingleton(const DynamicContext::Ptr &context) const
66 Q_ASSERT_X(context->rangeVariable(slot()), Q_FUNC_INFO, "The range variable must be set.");
67 return context->rangeVariable(slot());
70 SequenceType::Ptr RangeVariableReference::staticType() const
72 return makeGenericSequenceType(m_sourceExpression->staticType()->itemType(),
73 Cardinality::exactlyOne());
76 Expression::ID RangeVariableReference::id() const
78 return IDRangeVariableReference;
81 ExpressionVisitorResult::Ptr
82 RangeVariableReference::accept(const ExpressionVisitor::Ptr &visitor) const
84 return visitor->visit(this);
87 Expression::Properties RangeVariableReference::properties() const
89 return DependsOnLocalVariable;