private bool TextEqual(string a, string b)
{
if (IgnoreWhitespace)
{
return(CoreFuncs.NormalizeSpace(a) == CoreFuncs.NormalizeSpace(b));
}
else
{
return(a == b);
}
}
private FunctionTable()
{
_funcTable = new Dictionary <FunctionDesc, XPathFunctionDef>();
Add(XmlReservedNs.NsXQueryFunc, "dateTime", 2, XPath2ResultType.DateTime, (context, provider, args) =>
ExtFuncs.CreateDateTime(
CoreFuncs.CastArg(context, args[0], new SequenceType(XmlTypeCode.Date, XmlTypeCardinality.ZeroOrOne)),
CoreFuncs.CastArg(context, args[1], new SequenceType(XmlTypeCode.Time, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "current-dateTime", 0, XPath2ResultType.DateTime, (context, provider, args) =>
ExtFuncs.GetCurrentDateTime(context));
Add(XmlReservedNs.NsXQueryFunc, "current-date", 0, XPath2ResultType.DateTime, (context, provider, args) =>
ExtFuncs.GetCurrentDate(context));
Add(XmlReservedNs.NsXQueryFunc, "current-time", 0, XPath2ResultType.DateTime, (context, provider, args) =>
ExtFuncs.GetCurrentTime(context));
Add(XmlReservedNs.NsXQueryFunc, "in-scope-prefixes", 1, XPath2ResultType.NodeSet, (context, provider, args) =>
ExtFuncs.GetInScopePrefixes(CoreFuncs.NodeValue(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "namespace-uri-for-prefix", 2, XPath2ResultType.AnyUri, (context, provider, args) =>
ExtFuncs.GetNamespaceUriForPrefix(context, CoreFuncs.Atomize(args[0]), CoreFuncs.NodeValue(args[1])));
Add(XmlReservedNs.NsXQueryFunc, "resolve-QName", 2, XPath2ResultType.QName, (context, provider, args) =>
ExtFuncs.ResolveQName(context, CoreFuncs.Atomize(args[0]), CoreFuncs.NodeValue(args[1])));
Add(XmlReservedNs.NsXQueryFunc, "QName", 2, XPath2ResultType.QName, (context, provider, args) =>
ExtFuncs.CreateQName(context, CoreFuncs.CastToStringOptional(context, args[0]),
CoreFuncs.CastToStringExactOne(context, args[1], false)));
Add(XmlReservedNs.NsXQueryFunc, "prefix-from-QName", 1, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.PrefixFromQName(CoreFuncs.Atomize(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "local-name-from-QName", 1, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.LocalNameFromQName(CoreFuncs.Atomize(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "namespace-uri-from-QName", 1, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.NamespaceUriFromQName(CoreFuncs.Atomize(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "string-to-codepoints", 1, XPath2ResultType.NodeSet, (context, provider, args) =>
ExtFuncs.StringToCodepoint(CoreFuncs.CastToStringOptional(context, args[0])));
Add(XmlReservedNs.NsXQueryFunc, "codepoints-to-string", 1, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.CodepointToString((XPath2NodeIterator)CoreFuncs.CastArg(context, args[0],
new SequenceType(XmlTypeCode.Int, XmlTypeCardinality.ZeroOrMore))));
Add(XmlReservedNs.NsXQueryFunc, "default-collation", 0, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.DefaultCollation(context));
Add(XmlReservedNs.NsXQueryFunc, "resolve-uri", 2, XPath2ResultType.AnyUri, (context, provider, args) =>
ExtFuncs.ResolveUri(CoreFuncs.CastToStringOptional(context, args[0]),
CoreFuncs.CastToStringOptional(context, args[1])));
Add(XmlReservedNs.NsXQueryFunc, "resolve-uri", 1, XPath2ResultType.AnyUri, (context, provider, args) =>
ExtFuncs.ResolveUri(context, CoreFuncs.CastToStringOptional(context, args[0])));
Add(XmlReservedNs.NsXQueryFunc, "static-base-uri", 0, XPath2ResultType.AnyUri, (context, provider, args) =>
ExtFuncs.StaticBaseUri(context));
Add(XmlReservedNs.NsXQueryFunc, "implicit-timezone", 0, XPath2ResultType.Duration, (context, provider, args) =>
ExtFuncs.ImplicitTimezone(context));
Add(XmlReservedNs.NsXQueryFunc, "lang", 2, XPath2ResultType.Boolean, (context, provider, args) =>
ExtFuncs.NodeLang(CoreFuncs.CastToStringOptional(context, args[0]), CoreFuncs.NodeValue(args[1])));
Add(XmlReservedNs.NsXQueryFunc, "lang", 1, XPath2ResultType.Boolean, (context, provider, args) =>
ExtFuncs.NodeLang(provider, CoreFuncs.CastToStringOptional(context, args[0])));
Add(XmlReservedNs.NsXQueryFunc, "name", 1, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.GetName(CoreFuncs.NodeValue(args[0], false)));
Add(XmlReservedNs.NsXQueryFunc, "name", 0, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.GetName(provider));
Add(XmlReservedNs.NsXQueryFunc, "node-name", 1, XPath2ResultType.QName, (context, provider, args) =>
ExtFuncs.GetNodeName(context, CoreFuncs.NodeValue(args[0], false)));
Add(XmlReservedNs.NsXQueryFunc, "local-name", 1, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.GetLocalName(CoreFuncs.NodeValue(args[0], false)));
Add(XmlReservedNs.NsXQueryFunc, "local-name", 0, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.GetLocalName(provider));
Add(XmlReservedNs.NsXQueryFunc, "namespace-uri", 1, XPath2ResultType.AnyUri, (context, provider, args) =>
ExtFuncs.GetNamespaceUri(CoreFuncs.NodeValue(args[0], false)));
Add(XmlReservedNs.NsXQueryFunc, "namespace-uri", 0, XPath2ResultType.AnyUri, (context, provider, args) =>
ExtFuncs.GetNamespaceUri(provider));
Add(XmlReservedNs.NsXQueryFunc, "nilled", 1, XPath2ResultType.Boolean, (context, provider, args) =>
ExtFuncs.GetNilled(CoreFuncs.NodeValue(args[0], false)));
Add(XmlReservedNs.NsXQueryFunc, "base-uri", 0, XPath2ResultType.AnyUri, (context, provider, args) =>
ExtFuncs.GetBaseUri(context, provider));
Add(XmlReservedNs.NsXQueryFunc, "base-uri", 1, XPath2ResultType.AnyUri, (context, provider, args) =>
ExtFuncs.GetBaseUri(context, CoreFuncs.NodeValue(args[0], false)));
Add(XmlReservedNs.NsXQueryFunc, "document-uri", 1, XPath2ResultType.AnyUri, (context, provider, args) =>
ExtFuncs.DocumentUri(CoreFuncs.NodeValue(args[0], false)));
Add(XmlReservedNs.NsXQueryFunc, "trace", 1, XPath2ResultType.NodeSet, (context, provider, args) =>
ExtFuncs.WriteTrace(context, XPath2NodeIterator.Create(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "trace", 2, XPath2ResultType.NodeSet, (context, provider, args) =>
ExtFuncs.WriteTrace(context, XPath2NodeIterator.Create(args[0]),
CoreFuncs.CastToStringExactOne(context, args[1], false)));
Add(XmlReservedNs.NsXQueryFunc, "data", 1, XPath2ResultType.NodeSet, (context, provider, args) =>
ExtFuncs.GetData(XPath2NodeIterator.Create(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "concat", XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.Concat(context, args));
Add(XmlReservedNs.NsXQueryFunc, "string-join", 2, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.StringJoin(XPath2NodeIterator.Create(args[0]),
CoreFuncs.CastToStringExactOne(context, args[1], false)));
Add(XmlReservedNs.NsXQueryFunc, "substring", 3, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.Substring(CoreFuncs.CastToStringOptional(context, args[0]),
CoreFuncs.Number(context, args[1]), CoreFuncs.Number(context, args[2])));
Add(XmlReservedNs.NsXQueryFunc, "substring", 2, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.Substring(CoreFuncs.CastToStringOptional(context, args[0]),
CoreFuncs.Number(context, args[1])));
Add(XmlReservedNs.NsXQueryFunc, "string-length", 0, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.StringLength(context, provider));
Add(XmlReservedNs.NsXQueryFunc, "string-length", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.StringLength(CoreFuncs.CastToStringOptional(context, args[0])));
Add(XmlReservedNs.NsXQueryFunc, "normalize-space", 0, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.NormalizeSpace(context, provider));
Add(XmlReservedNs.NsXQueryFunc, "normalize-space", 1, XPath2ResultType.String, (context, provider, args) =>
CoreFuncs.NormalizeSpace(CoreFuncs.CastToStringOptional(context, args[0])));
Add(XmlReservedNs.NsXQueryFunc, "normalize-unicode", 1, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.NormalizeUnicode(CoreFuncs.CastToStringOptional(context, args[0])));
Add(XmlReservedNs.NsXQueryFunc, "normalize-unicode", 2, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.NormalizeUnicode(CoreFuncs.CastToStringOptional(context, args[0]),
CoreFuncs.CastToStringExactOne(context, args[1])));
Add(XmlReservedNs.NsXQueryFunc, "upper-case", 1, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.UpperCase(CoreFuncs.CastToStringOptional(context, args[0])));
Add(XmlReservedNs.NsXQueryFunc, "lower-case", 1, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.LowerCase(CoreFuncs.CastToStringOptional(context, args[0])));
Add(XmlReservedNs.NsXQueryFunc, "translate", 3, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.Translate(CoreFuncs.CastToStringOptional(context, args[0]),
CoreFuncs.CastToStringExactOne(context, args[1]),
CoreFuncs.CastToStringExactOne(context, args[2])));
Add(XmlReservedNs.NsXQueryFunc, "encode-for-uri", 1, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.EncodeForUri(CoreFuncs.CastToStringOptional(context, args[0])));
Add(XmlReservedNs.NsXQueryFunc, "iri-to-uri", 1, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.IriToUri(CoreFuncs.CastToStringOptional(context, args[0])));
Add(XmlReservedNs.NsXQueryFunc, "escape-html-uri", 1, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.EscapeHtmlUri(CoreFuncs.CastToStringOptional(context, args[0])));
Add(XmlReservedNs.NsXQueryFunc, "contains", 3, XPath2ResultType.Boolean, (context, provider, args) =>
ExtFuncs.Contains(context, CoreFuncs.CastToStringOptional(context, args[0]),
CoreFuncs.CastToStringOptional(context, args[1]),
CoreFuncs.CastToStringExactOne(context, args[2], false)));
Add(XmlReservedNs.NsXQueryFunc, "contains", 2, XPath2ResultType.Boolean, (context, provider, args) =>
ExtFuncs.Contains(CoreFuncs.CastToStringOptional(context, args[0]),
CoreFuncs.CastToStringOptional(context, args[1])));
Add(XmlReservedNs.NsXQueryFunc, "starts-with", 3, XPath2ResultType.Boolean, (context, provider, args) =>
ExtFuncs.StartsWith(context, CoreFuncs.CastToStringOptional(context, args[0]),
CoreFuncs.CastToStringOptional(context, args[1]),
CoreFuncs.CastToStringExactOne(context, args[2])));
Add(XmlReservedNs.NsXQueryFunc, "starts-with", 2, XPath2ResultType.Boolean, (context, provider, args) =>
ExtFuncs.StartsWith(CoreFuncs.CastToStringOptional(context, args[0]),
CoreFuncs.CastToStringOptional(context, args[1])));
Add(XmlReservedNs.NsXQueryFunc, "ends-with", 3, XPath2ResultType.Boolean, (context, provider, args) =>
ExtFuncs.EndsWith(context, CoreFuncs.CastToStringOptional(context, args[0]),
CoreFuncs.CastToStringOptional(context, args[1]),
CoreFuncs.CastToStringExactOne(context, args[2])));
Add(XmlReservedNs.NsXQueryFunc, "ends-with", 2, XPath2ResultType.Boolean, (context, provider, args) =>
ExtFuncs.EndsWith(CoreFuncs.CastToStringOptional(context, args[0]),
CoreFuncs.CastToStringOptional(context, args[1])));
Add(XmlReservedNs.NsXQueryFunc, "substring-before", 3, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.SubstringBefore(context, CoreFuncs.CastToStringOptional(context, args[0]),
CoreFuncs.CastToStringOptional(context, args[1]),
CoreFuncs.CastToStringExactOne(context, args[2])));
Add(XmlReservedNs.NsXQueryFunc, "substring-before", 2, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.SubstringBefore(CoreFuncs.CastToStringOptional(context, args[0]),
CoreFuncs.CastToStringOptional(context, args[1])));
Add(XmlReservedNs.NsXQueryFunc, "substring-after", 3, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.SubstringAfter(context, CoreFuncs.CastToStringOptional(context, args[0]),
CoreFuncs.CastToStringOptional(context, args[1]),
CoreFuncs.CastToStringExactOne(context, args[2])));
Add(XmlReservedNs.NsXQueryFunc, "substring-after", 2, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.SubstringAfter(CoreFuncs.CastToStringOptional(context, args[0]),
CoreFuncs.CastToStringOptional(context, args[1])));
Add(XmlReservedNs.NsXQueryFunc, "matches", 2, XPath2ResultType.Boolean, (context, provider, args) =>
ExtFuncs.Matches(CoreFuncs.CastToStringOptional(context, args[0]),
CoreFuncs.CastToStringOptional(context, args[1])));
Add(XmlReservedNs.NsXQueryFunc, "matches", 3, XPath2ResultType.Boolean, (context, provider, args) =>
ExtFuncs.Matches(CoreFuncs.CastToStringOptional(context, args[0]),
CoreFuncs.CastToStringOptional(context, args[1]),
CoreFuncs.CastToStringExactOne(context, args[2])));
Add(XmlReservedNs.NsXQueryFunc, "replace", 3, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.Replace(CoreFuncs.CastToStringOptional(context, args[0]),
CoreFuncs.CastToStringOptional(context, args[1]),
CoreFuncs.CastToStringExactOne(context, args[2])));
Add(XmlReservedNs.NsXQueryFunc, "replace", 4, XPath2ResultType.String, (context, provider, args) =>
ExtFuncs.Replace(CoreFuncs.CastToStringOptional(context, args[0]),
CoreFuncs.CastToStringOptional(context, args[1]),
CoreFuncs.CastToStringExactOne(context, args[2]),
(string)CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[3]), new SequenceType(XmlTypeCode.String))));
Add(XmlReservedNs.NsXQueryFunc, "tokenize", 2, XPath2ResultType.NodeSet, (context, provider, args) =>
ExtFuncs.Tokenize(CoreFuncs.CastToStringOptional(context, args[0]),
CoreFuncs.CastToStringOptional(context, args[1])));
Add(XmlReservedNs.NsXQueryFunc, "tokenize", 3, XPath2ResultType.NodeSet, (context, provider, args) =>
ExtFuncs.Tokenize(CoreFuncs.CastToStringOptional(context, args[0]),
CoreFuncs.CastToStringOptional(context, args[1]),
CoreFuncs.CastToStringExactOne(context, args[2])));
Add(XmlReservedNs.NsXQueryFunc, "years-from-duration", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.YearsFromDuration(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.Duration, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "months-from-duration", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.MonthsFromDuration(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.Duration, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "days-from-duration", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.DaysFromDuration(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.Duration, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "hours-from-duration", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.HoursFromDuration(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.Duration, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "minutes-from-duration", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.MinutesFromDuration(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.Duration, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "seconds-from-duration", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.SecondsFromDuration(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.Duration, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "year-from-dateTime", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.YearFromDateTime(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.DateTime, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "month-from-dateTime", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.MonthFromDateTime(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.DateTime, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "day-from-dateTime", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.DayFromDateTime(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.DateTime, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "hours-from-dateTime", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.HoursFromDateTime(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.DateTime, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "minutes-from-dateTime", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.MinutesFromDateTime(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.DateTime, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "seconds-from-dateTime", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.SecondsFromDateTime(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.DateTime, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "timezone-from-dateTime", 1, XPath2ResultType.Duration, (context, provider, args) =>
ExtFuncs.TimezoneFromDateTime(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.DateTime, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "year-from-date", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.YearFromDate(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.Date, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "month-from-date", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.MonthFromDate(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.Date, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "day-from-date", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.DayFromDate(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.Date, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "timezone-from-date", 1, XPath2ResultType.Duration, (context, provider, args) =>
ExtFuncs.TimezoneFromDate(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.Date, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "hours-from-time", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.HoursFromTime(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.Time, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "minutes-from-time", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.MinutesFromTime(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.Time, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "seconds-from-time", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.SecondsFromTime(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.Time, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "timezone-from-time", 1, XPath2ResultType.Duration, (context, provider, args) =>
ExtFuncs.TimezoneFromTime(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.Time, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "adjust-dateTime-to-timezone", 2, XPath2ResultType.DateTime, (context, provider, args) =>
ExtFuncs.AdjustDateTimeToTimezone(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.DateTime, XmlTypeCardinality.ZeroOrOne)),
CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[1]),
new SequenceType(XmlTypeCode.DayTimeDuration, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "adjust-dateTime-to-timezone", 1, XPath2ResultType.DateTime, (context, provider, args) =>
ExtFuncs.AdjustDateTimeToTimezone(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.DateTime, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "adjust-date-to-timezone", 2, XPath2ResultType.DateTime, (context, provider, args) =>
ExtFuncs.AdjustDateToTimezone(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.Date, XmlTypeCardinality.ZeroOrOne)),
CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[1]), new SequenceType(XmlTypeCode.DayTimeDuration,
XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "adjust-date-to-timezone", 1, XPath2ResultType.DateTime, (context, provider, args) =>
ExtFuncs.AdjustDateToTimezone(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.Date, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "adjust-time-to-timezone", 2, XPath2ResultType.DateTime, (context, provider, args) =>
ExtFuncs.AdjustTimeToTimezone(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.Time, XmlTypeCardinality.ZeroOrOne)),
CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[1]),
new SequenceType(XmlTypeCode.DayTimeDuration, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "adjust-time-to-timezone", 1, XPath2ResultType.DateTime, (context, provider, args) =>
ExtFuncs.AdjustTimeToTimezone(CoreFuncs.CastArg(context, CoreFuncs.Atomize(args[0]),
new SequenceType(XmlTypeCode.Time, XmlTypeCardinality.ZeroOrOne))));
Add(XmlReservedNs.NsXQueryFunc, "abs", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.GetAbs(CoreFuncs.Atomize(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "ceiling", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.GetCeiling(CoreFuncs.Atomize(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "floor", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.GetFloor(CoreFuncs.Atomize(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "round", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.GetRound(CoreFuncs.Atomize(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "round-half-to-even", 2, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.GetRoundHalfToEven(CoreFuncs.Atomize(args[0]), CoreFuncs.Atomize(args[1])));
Add(XmlReservedNs.NsXQueryFunc, "round-half-to-even", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.GetRoundHalfToEven(CoreFuncs.Atomize(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "compare", 2, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.Compare(CoreFuncs.CastToStringOptional(context, args[0]), CoreFuncs.CastToStringOptional(context, args[1])));
Add(XmlReservedNs.NsXQueryFunc, "compare", 3, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.Compare(context, CoreFuncs.CastToStringOptional(context, args[0]), CoreFuncs.CastToStringOptional(context, args[1]),
CoreFuncs.CastToStringExactOne(context, args[2], false)));
Add(XmlReservedNs.NsXQueryFunc, "codepoint-equal", 2, XPath2ResultType.Boolean, (context, provider, args) =>
ExtFuncs.CodepointEqual(CoreFuncs.CastToStringOptional(context, args[0]), CoreFuncs.CastToStringOptional(context, args[1])));
Add(XmlReservedNs.NsXQueryFunc, "empty", 1, XPath2ResultType.Boolean, (context, provider, args) =>
ExtFuncs.EmptySequence(XPath2NodeIterator.Create(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "exists", 1, XPath2ResultType.Boolean, (context, provider, args) =>
ExtFuncs.ExistsSequence(XPath2NodeIterator.Create(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "reverse", 1, XPath2ResultType.NodeSet, (context, provider, args) =>
ExtFuncs.ReverseSequence(XPath2NodeIterator.Create(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "index-of", 3, XPath2ResultType.NodeSet, (context, provider, args) =>
ExtFuncs.IndexOfSequence(context, XPath2NodeIterator.Create(args[0]), CoreFuncs.Atomize(args[1]),
CoreFuncs.CastToStringExactOne(context, args[2], false)));
Add(XmlReservedNs.NsXQueryFunc, "index-of", 2, XPath2ResultType.NodeSet, (context, provider, args) =>
ExtFuncs.IndexOfSequence(XPath2NodeIterator.Create(args[0]), CoreFuncs.Atomize(args[1])));
Add(XmlReservedNs.NsXQueryFunc, "remove", 2, XPath2ResultType.NodeSet, (context, provider, args) =>
ExtFuncs.Remove(XPath2NodeIterator.Create(args[0]), CoreFuncs.CastToInt(context, args[1])));
Add(XmlReservedNs.NsXQueryFunc, "insert-before", 3, XPath2ResultType.NodeSet, (context, provider, args) =>
ExtFuncs.InsertBefore(XPath2NodeIterator.Create(args[0]), CoreFuncs.CastToInt(context, args[1]),
XPath2NodeIterator.Create(args[2])));
Add(XmlReservedNs.NsXQueryFunc, "subsequence", 3, XPath2ResultType.NodeSet, (context, provider, args) =>
ExtFuncs.Subsequence(XPath2NodeIterator.Create(args[0]), CoreFuncs.Number(context, args[1]),
CoreFuncs.Number(context, args[2])));
Add(XmlReservedNs.NsXQueryFunc, "subsequence", 2, XPath2ResultType.NodeSet, (context, provider, args) =>
ExtFuncs.Subsequence(XPath2NodeIterator.Create(args[0]), CoreFuncs.Number(context, args[1])));
Add(XmlReservedNs.NsXQueryFunc, "unordered", 1, XPath2ResultType.NodeSet, (context, provider, args) =>
ExtFuncs.Unordered(XPath2NodeIterator.Create(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "zero-or-one", 1, XPath2ResultType.Any, (context, provider, args) =>
ExtFuncs.ZeroOrOne(XPath2NodeIterator.Create(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "one-or-more", 1, XPath2ResultType.NodeSet, (context, provider, args) =>
ExtFuncs.OneOrMore(XPath2NodeIterator.Create(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "exactly-one", 1, XPath2ResultType.Any, (context, provider, args) =>
ExtFuncs.ExactlyOne(XPath2NodeIterator.Create(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "distinct-values", 2, XPath2ResultType.NodeSet, (context, provider, args) =>
ExtFuncs.DistinctValues(context, XPath2NodeIterator.Create(args[0]),
CoreFuncs.CastToStringExactOne(context, args[1], false)));
Add(XmlReservedNs.NsXQueryFunc, "distinct-values", 1, XPath2ResultType.NodeSet, (context, provider, args) =>
ExtFuncs.DistinctValues(XPath2NodeIterator.Create(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "deep-equal", 3, XPath2ResultType.Boolean, (context, provider, args) =>
ExtFuncs.DeepEqual(context, XPath2NodeIterator.Create(args[0]), XPath2NodeIterator.Create(args[1]),
CoreFuncs.CastToStringExactOne(context, args[2])));
Add(XmlReservedNs.NsXQueryFunc, "deep-equal", 2, XPath2ResultType.Boolean, (context, provider, args) =>
ExtFuncs.DeepEqual(XPath2NodeIterator.Create(args[0]), XPath2NodeIterator.Create(args[1])));
Add(XmlReservedNs.NsXQueryFunc, "count", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.CountValues(XPath2NodeIterator.Create(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "max", 1, XPath2ResultType.Any, (context, provider, args) =>
ExtFuncs.MaxValue(context, XPath2NodeIterator.Create(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "max", 2, XPath2ResultType.Any, (context, provider, args) =>
ExtFuncs.MaxValue(context, XPath2NodeIterator.Create(args[0]),
CoreFuncs.CastToStringExactOne(context, args[1])));
Add(XmlReservedNs.NsXQueryFunc, "min", 1, XPath2ResultType.Any, (context, provider, args) =>
ExtFuncs.MinValue(context, XPath2NodeIterator.Create(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "min", 2, XPath2ResultType.Any, (context, provider, args) =>
ExtFuncs.MaxValue(context, XPath2NodeIterator.Create(args[0]),
CoreFuncs.CastToStringExactOne(context, args[1])));
Add(XmlReservedNs.NsXQueryFunc, "sum", 2, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.SumValue(context, XPath2NodeIterator.Create(args[0]), CoreFuncs.Atomize(args[1])));
Add(XmlReservedNs.NsXQueryFunc, "sum", 1, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.SumValue(context, XPath2NodeIterator.Create(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "avg", 1, XPath2ResultType.Any, (context, provider, args) =>
ExtFuncs.AvgValue(context, XPath2NodeIterator.Create(args[0])));
Add(XmlReservedNs.NsXQueryFunc, "position", 0, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.CurrentPosition(provider));
Add(XmlReservedNs.NsXQueryFunc, "last", 0, XPath2ResultType.Number, (context, provider, args) =>
ExtFuncs.LastPosition(provider));
Add(XmlReservedNs.NsXQueryFunc, "root", 1, XPath2ResultType.Navigator, (context, provider, args) =>
CoreFuncs.GetRoot(CoreFuncs.NodeValue(args[0], false)));
Add(XmlReservedNs.NsXQueryFunc, "boolean", 1, XPath2ResultType.Boolean, (context, provider, args) =>
CoreFuncs.BooleanValue(args[0]));
Add(XmlReservedNs.NsXQueryFunc, "true", 0, XPath2ResultType.Boolean, (context, provider, args) => CoreFuncs.True);
Add(XmlReservedNs.NsXQueryFunc, "false", 0, XPath2ResultType.Boolean, (context, provider, args) => CoreFuncs.False);
Add(XmlReservedNs.NsXQueryFunc, "not", 1, XPath2ResultType.Boolean, (context, provider, args) =>
CoreFuncs.Not(args[0]));
Add(XmlReservedNs.NsXQueryFunc, "string", 1, XPath2ResultType.String, (context, provider, args) =>
CoreFuncs.StringValue(context, args[0]));
Add(XmlReservedNs.NsXQueryFunc, "number", 0, XPath2ResultType.Number, (context, provider, args) =>
CoreFuncs.Number(context, provider));
Add(XmlReservedNs.NsXQueryFunc, "number", 1, XPath2ResultType.Number, (context, provider, args) =>
CoreFuncs.Number(context, args[0]));
}