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| |
| // |
| // W A R N I N G |
| // ------------- |
| // |
| // This file is not part of the Qt API. It exists purely as an |
| // implementation detail. This header file may change from version to |
| // version without notice, or even be removed. |
| // |
| // We mean it. |
| |
| #ifndef Patternist_NCNameConstructor_H |
| #define Patternist_NCNameConstructor_H |
| |
| #include <private/qsinglecontainer_p.h> |
| #include <private/qpatternistlocale_p.h> |
| #include <private/qxmlutils_p.h> |
| |
| QT_BEGIN_NAMESPACE |
| |
| namespace QPatternist |
| { |
| /** |
| * @short Ensures the lexical space of the string value of the Item returned |
| * from its child Expression is an NCName. |
| * |
| * @note It doesn't actually construct an @c xs:NCName. It only ensures the lexical |
| * space is an @c NCName. The atomic value can be of any string type, such as @c xs:untypedAtomic |
| * of @c xs:string. |
| * |
| * @author Frans Englich <frans.englich@nokia.com> |
| * @ingroup Patternist_expressions |
| */ |
| class NCNameConstructor : public SingleContainer |
| { |
| public: |
| |
| NCNameConstructor(const Expression::Ptr &source); |
| |
| virtual Item evaluateSingleton(const DynamicContext::Ptr &) const; |
| |
| virtual SequenceType::List expectedOperandTypes() const; |
| |
| virtual Expression::Ptr typeCheck(const StaticContext::Ptr &context, |
| const SequenceType::Ptr &reqType); |
| |
| virtual SequenceType::Ptr staticType() const; |
| |
| virtual ExpressionVisitorResult::Ptr accept(const ExpressionVisitor::Ptr &visitor) const; |
| |
| /** |
| * Validates @p lexicalNCName as a processing instruction's target |
| * name, and raise an error if it's not an @c NCName. |
| */ |
| template<typename TReportContext, |
| const ReportContext::ErrorCode NameIsXML, |
| const ReportContext::ErrorCode LexicallyInvalid> |
| static inline |
| void validateTargetName(const QString &lexicalNCName, |
| const TReportContext &context, |
| const SourceLocationReflection *const r); |
| private: |
| |
| /** |
| * This translation string is put here in order to avoid duplicate messages and |
| * hence reduce work for translators and increase consistency. |
| */ |
| static |
| const QString nameIsXML(const QString &lexTarget) |
| { |
| return QtXmlPatterns::tr("The target name in a processing instruction " |
| "cannot be %1 in any combination of upper " |
| "and lower case. Therefore, %2 is invalid.") |
| .arg(formatKeyword("xml"), formatKeyword(lexTarget)); |
| } |
| }; |
| |
| template<typename TReportContext, |
| const ReportContext::ErrorCode NameIsXML, |
| const ReportContext::ErrorCode LexicallyInvalid> |
| inline |
| void NCNameConstructor::validateTargetName(const QString &lexicalTarget, |
| const TReportContext &context, |
| const SourceLocationReflection *const r) |
| { |
| Q_ASSERT(context); |
| |
| if(QXmlUtils::isNCName(lexicalTarget)) |
| { |
| if(QString::compare(QLatin1String("xml"), lexicalTarget, Qt::CaseInsensitive) == 0) |
| context->error(nameIsXML(lexicalTarget), NameIsXML, r); |
| } |
| else |
| { |
| context->error(QtXmlPatterns::tr("%1 is not a valid target name in " |
| "a processing instruction. It " |
| "must be a %2 value, e.g. %3.") |
| .arg(formatKeyword(lexicalTarget)) |
| .arg(formatType(context->namePool(), |
| BuiltinTypes::xsNCName)) |
| .arg(formatKeyword("my-name.123")), |
| LexicallyInvalid, |
| r); |
| } |
| } |
| } |
| |
| QT_END_NAMESPACE |
| |
| #endif |