private QilNode CompileApplyTemplates(XslNodeEx node)
{
QilNode result;
IList<XslNode> content = node.Content;
// Calculate select expression
int varScope = _varHelper.StartVariables();
QilIterator select = _f.Let(CompileNodeSetExpression(node.Select));
_varHelper.AddVariable(select);
// Compile with-param's, they must be calculated outside the loop and
// if they are neither constant nor reference we need to cache them in Let's
for (int i = 0; i < content.Count; i++)
{
VarPar withParam = content[i] as VarPar;
if (withParam != null)
{
Debug.Assert(withParam.NodeType == XslNodeType.WithParam);
CompileWithParam(withParam);
QilNode val = withParam.Value;
if (IsDebug || !(val is QilIterator || val is QilLiteral))
{
QilIterator let = _f.Let(val);
let.DebugName = _f.QName("with-param " + withParam.Name.QualifiedName, XmlReservedNs.NsXslDebug).ToString();
_varHelper.AddVariable(let);
withParam.Value = let;
}
}
}
// Push new loop frame on the stack
LoopFocus curLoopSaved = _curLoop;
QilIterator it = _f.For(select);
_curLoop.SetFocus(it);
// Compile sort keys and body
_curLoop.Sort(CompileSorts(content, ref curLoopSaved));
result = GenerateApply(_compiler.Root, node);
result = WrapLoopBody(node.ElemNameLi, result, node.EndTagLi);
result = AddCurrentPositionLast(result);
result = _curLoop.ConstructLoop(result);
// Pop loop frame
_curLoop = curLoopSaved;
result = _varHelper.FinishVariables(result, varScope);
return result;
}
private QilNode CompileCallTemplate(XslNodeEx node)
{
VerifyXPathQName(node.Name);
int varScope = _varHelper.StartVariables();
IList<XslNode> content = node.Content;
foreach (VarPar withParam in content)
{
CompileWithParam(withParam);
// In debug mode precalculate all with-param's
if (IsDebug)
{
QilNode val = withParam.Value;
QilIterator let = _f.Let(val);
let.DebugName = _f.QName("with-param " + withParam.Name.QualifiedName, XmlReservedNs.NsXslDebug).ToString();
_varHelper.AddVariable(let);
withParam.Value = let;
}
}
QilNode result;
{
Template tmpl;
if (_compiler.NamedTemplates.TryGetValue(node.Name, out tmpl))
{
Debug.Assert(tmpl.Function != null, "All templates should be already compiled");
result = _invkGen.GenerateInvoke(tmpl.Function, AddRemoveImplicitArgs(node.Content, tmpl.Flags));
}
else
{
if (!_compiler.IsPhantomName(node.Name))
{
_compiler.ReportError(/*[XT0710]*/node.SourceLine, SR.Xslt_InvalidCallTemplate, node.Name.QualifiedName);
}
result = _f.Sequence();
}
}
// Do not create an additional sequence point if there are no parameters
if (content.Count > 0)
{
result = SetLineInfo(result, node.ElemNameLi);
}
result = _varHelper.FinishVariables(result, varScope);
if (IsDebug)
{
return _f.Nop(result);
}
return result;
}
private QilNode CompileForEach(XslNodeEx node)
{
QilNode result;
IList<XslNode> content = node.Content;
// Push new loop frame on the stack
LoopFocus curLoopSaved = _curLoop;
QilIterator it = _f.For(CompileNodeSetExpression(node.Select));
_curLoop.SetFocus(it);
// Compile sort keys and body
int varScope = _varHelper.StartVariables();
_curLoop.Sort(CompileSorts(content, ref curLoopSaved));
result = CompileInstructions(content);
result = WrapLoopBody(node.ElemNameLi, result, node.EndTagLi);
result = AddCurrentPositionLast(result);
result = _curLoop.ConstructLoop(result);
result = _varHelper.FinishVariables(result, varScope);
// Pop loop frame
_curLoop = curLoopSaved;
return result;
}