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46 // This file is not part of the Qt API. It exists purely as an
47 // implementation detail. This header file may change from version to
48 // version without notice, or even be removed.
52 #ifndef Patternist_AttributeNameValidator_H
53 #define Patternist_AttributeNameValidator_H
55 #include <private/qsinglecontainer_p.h>
64 * @short Ensures the lexical space of the string value of the Item returned
65 * from its child Expression is an NCName. Also possibly changes the name
66 * by generating a prefix if one is needed.
68 * @note It doesn't actually construct an @c xs:NCName. It only ensures the lexical
69 * space is an @c NCName. The atomic value can be of any string type, such as @c xs:untypedAtomic
72 * @author Frans Englich <frans.englich@nokia.com>
73 * @ingroup Patternist_expressions
75 class AttributeNameValidator : public SingleContainer
78 AttributeNameValidator(const Expression::Ptr &source);
80 virtual Item evaluateSingleton(const DynamicContext::Ptr &) const;
82 virtual SequenceType::List expectedOperandTypes() const;
85 * @returns the static type of its operand. This is returned as opposed
86 * CommonSequenceTypes::ExactlyOneQName, since the operand might return a subtype
89 virtual SequenceType::Ptr staticType() const;
91 virtual ExpressionVisitorResult::Ptr accept(const ExpressionVisitor::Ptr &visitor) const;