public bool AddVarPar(VarPar var) {
Debug.Assert(var.NodeType == XslNodeType.Variable || var.NodeType == XslNodeType.Param);
Debug.Assert(var.Name.NamespaceUri != null, "Name must be resolved in XsltLoader");
foreach (XslNode prevVar in GlobalVarPars) {
if (prevVar.Name.Equals(var.Name)) {
// [ERR XT0630] It is a static error if a stylesheet contains more than one binding
// of a global variable with the same name and same import precedence, unless it also
// contains another binding with the same name and higher import precedence.
return compiler.AllGlobalVarPars.ContainsKey(var.Name);
}
}
GlobalVarPars.Add(var);
return true;
}
protected virtual T VisitWithParam(VarPar node)
{
return(VisitChildren(node));
}
protected virtual T VisitVariable(VarPar node)
{
return(VisitChildren(node));
}
private XmlQueryType ChooseBestType(VarPar var)
{
if (IsDebug || !InferXPathTypes)
{
return T.ItemS;
}
switch (var.Flags & XslFlags.TypeFilter)
{
case XslFlags.String: return T.StringX; ;
case XslFlags.Number: return T.DoubleX;
case XslFlags.Boolean: return T.BooleanX;
case XslFlags.Node: return T.NodeNotRtf;
case XslFlags.Nodeset: return T.NodeNotRtfS;
case XslFlags.Rtf: return T.Node;
case XslFlags.Node | XslFlags.Rtf: return T.Node;
case XslFlags.Node | XslFlags.Nodeset: return T.NodeNotRtfS;
case XslFlags.Nodeset | XslFlags.Rtf: return T.NodeS;
case XslFlags.Node | XslFlags.Nodeset | XslFlags.Rtf: return T.NodeS;
default: return T.ItemS;
}
}
private QilIterator CompileGlobalVarPar(VarPar varPar)
{
Debug.Assert(varPar.NodeType == XslNodeType.Variable || varPar.NodeType == XslNodeType.Param);
QilIterator it = (QilIterator)varPar.Value;
QilList nsList = EnterScope(varPar);
QilNode content = CompileVarParValue(varPar);
SetLineInfo(content, it.SourceLine);
content = AddCurrentPositionLast(content);
content = SetDebugNs(content, nsList);
it.SourceLine = SourceLineInfo.NoSource;
it.Binding = content;
ExitScope();
return it;
}
private void CreateGlobalVarPar(VarPar varPar)
{
Debug.Assert(varPar.NodeType == XslNodeType.Variable || varPar.NodeType == XslNodeType.Param);
XmlQueryType xt = ChooseBestType(varPar);
QilIterator it;
if (varPar.NodeType == XslNodeType.Variable)
{
it = _f.Let(_f.Unknown(xt));
}
else
{
it = _f.Parameter(null, varPar.Name, xt);
}
it.DebugName = varPar.Name.ToString();
varPar.Value = it;
SetLineInfo(it, varPar.SourceLine);
_scope.AddVariable(varPar.Name, it);
}
private void CompileWithParam(VarPar withParam)
{
Debug.Assert(withParam.NodeType == XslNodeType.WithParam);
QilList nsList = EnterScope(withParam);
QilNode paramValue = CompileVarParValue(withParam);
ExitScope();
SetLineInfo(paramValue, withParam.SourceLine);
paramValue = SetDebugNs(paramValue, nsList);
withParam.Value = paramValue;
}