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42 #include "qcommonsequencetypes_p.h"
43 #include "qtypechecker_p.h"
45 #include "qtreatas_p.h"
49 using namespace QPatternist;
51 TreatAs::TreatAs(const Expression::Ptr &operand,
52 const SequenceType::Ptr &reqType) : SingleContainer(operand),
58 Expression::Ptr TreatAs::typeCheck(const StaticContext::Ptr &context,
59 const SequenceType::Ptr &reqType)
64 /* Apply function conversion with the special error code XPDY0050. After that, we
65 * let the regular typeCheck() function be invoked on the operand before we rewrite
66 * to it. Hence is applyFunctionConversion() called twice, which doesn't break anything,
67 * but indeed is redundant. */
68 const Expression::Ptr treated(TypeChecker::applyFunctionConversion(m_operand,
71 ReportContext::XPDY0050));
72 return treated->typeCheck(context, reqType);
75 ExpressionVisitorResult::Ptr TreatAs::accept(const ExpressionVisitor::Ptr &visitor) const
77 return visitor->visit(this);
80 SequenceType::Ptr TreatAs::staticType() const
85 SequenceType::List TreatAs::expectedOperandTypes() const
87 SequenceType::List result;
88 result.append(CommonSequenceTypes::ZeroOrMoreItems);