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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_NCNameConstructor_H
53 #define Patternist_NCNameConstructor_H
55 #include <private/qsinglecontainer_p.h>
56 #include <private/qpatternistlocale_p.h>
57 #include <private/qxmlutils_p.h>
66 * @short Ensures the lexical space of the string value of the Item returned
67 * from its child Expression is an NCName.
69 * @note It doesn't actually construct an @c xs:NCName. It only ensures the lexical
70 * space is an @c NCName. The atomic value can be of any string type, such as @c xs:untypedAtomic
73 * @author Frans Englich <frans.englich@nokia.com>
74 * @ingroup Patternist_expressions
76 class NCNameConstructor : public SingleContainer
80 NCNameConstructor(const Expression::Ptr &source);
82 virtual Item evaluateSingleton(const DynamicContext::Ptr &) const;
84 virtual SequenceType::List expectedOperandTypes() const;
86 virtual Expression::Ptr typeCheck(const StaticContext::Ptr &context,
87 const SequenceType::Ptr &reqType);
89 virtual SequenceType::Ptr staticType() const;
91 virtual ExpressionVisitorResult::Ptr accept(const ExpressionVisitor::Ptr &visitor) const;
94 * Validates @p lexicalNCName as a processing instruction's target
95 * name, and raise an error if it's not an @c NCName.
97 template<typename TReportContext,
98 const ReportContext::ErrorCode NameIsXML,
99 const ReportContext::ErrorCode LexicallyInvalid>
101 void validateTargetName(const QString &lexicalNCName,
102 const TReportContext &context,
103 const SourceLocationReflection *const r);
107 * This translation string is put here in order to avoid duplicate messages and
108 * hence reduce work for translators and increase consistency.
111 const QString nameIsXML(const QString &lexTarget)
113 return QtXmlPatterns::tr("The target name in a processing instruction "
114 "cannot be %1 in any combination of upper "
115 "and lower case. Therefore, %2 is invalid.")
116 .arg(formatKeyword("xml"), formatKeyword(lexTarget));
120 template<typename TReportContext,
121 const ReportContext::ErrorCode NameIsXML,
122 const ReportContext::ErrorCode LexicallyInvalid>
124 void NCNameConstructor::validateTargetName(const QString &lexicalTarget,
125 const TReportContext &context,
126 const SourceLocationReflection *const r)
130 if(QXmlUtils::isNCName(lexicalTarget))
132 if(QString::compare(QLatin1String("xml"), lexicalTarget, Qt::CaseInsensitive) == 0)
133 context->error(nameIsXML(lexicalTarget), NameIsXML, r);
137 context->error(QtXmlPatterns::tr("%1 is not a valid target name in "
138 "a processing instruction. It "
139 "must be a %2 value, e.g. %3.")
140 .arg(formatKeyword(lexicalTarget))
141 .arg(formatType(context->namePool(),
142 BuiltinTypes::xsNCName))
143 .arg(formatKeyword("my-name.123")),