diff -r 000000000000 -r 1918ee327afb src/xmlpatterns/expr/qtemplateinvoker.cpp
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/xmlpatterns/expr/qtemplateinvoker.cpp	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,106 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).
+** All rights reserved.
+** Contact: Nokia Corporation (qt-info@nokia.com)
+**
+** This file is part of the QtXmlPatterns module of the Qt Toolkit.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** GNU Lesser General Public License Usage
+** Alternatively, this file may be used under the terms of the GNU Lesser
+** General Public License version 2.1 as published by the Free Software
+** Foundation and appearing in the file LICENSE.LGPL included in the
+** packaging of this file.  Please review the following information to
+** ensure the GNU Lesser General Public License version 2.1 requirements
+** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
+**
+** In addition, as a special exception, Nokia gives you certain additional
+** rights.  These rights are described in the Nokia Qt LGPL Exception
+** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include "qtemplateinvoker_p.h"
+
+QT_BEGIN_NAMESPACE
+
+using namespace QPatternist;
+
+TemplateInvoker::TemplateInvoker(const WithParam::Hash &withParams,
+                                 const QXmlName &name) : CallSite(name)
+                                                       , m_withParams(withParams)
+{
+    const WithParam::Hash::const_iterator end(m_withParams.constEnd());
+
+    for(WithParam::Hash::const_iterator it(m_withParams.constBegin()); it != end; ++it)
+    {
+        /* In the case of for instance:
+         *  <xsl:with-param name="empty_seq" as="item()"/>
+         *
+         * we have no default expression. */
+        Q_ASSERT(it.value()->sourceExpression());
+        m_operands.append(it.value()->sourceExpression());
+    }
+}
+
+Expression::Ptr TemplateInvoker::compress(const StaticContext::Ptr &context)
+{
+    /* CallSite::compress() may have changed our children, so update
+     * our m_withParams. */
+    const Expression::Ptr me(CallSite::compress(context));
+    const WithParam::Hash::const_iterator end(m_withParams.constEnd());
+    int exprIndex = -1;
+
+    for(WithParam::Hash::const_iterator it(m_withParams.constBegin()); it != end; ++it)
+    {
+        if(it.value()->sourceExpression())
+        {
+            ++exprIndex;
+            it.value()->setSourceExpression(m_operands.at(exprIndex));
+        }
+    }
+
+    return me;
+}
+
+SequenceType::List TemplateInvoker::expectedOperandTypes() const
+{
+    SequenceType::List result;
+
+    /* We don't return the type of the m_template->templateParameters(), we
+     * return the type of the @c xsl:with-param first. @em After that, we
+     * manually apply the parameter types in typeCheck(). */
+    const WithParam::Hash::const_iterator end(m_withParams.constEnd());
+
+    for(WithParam::Hash::const_iterator it(m_withParams.constBegin()); it != end; ++it)
+    {
+        /* We're not guaranteed to have a with-param, we may be using the
+         * default value of the xsl:param. Tunnel parameters may also play
+         * in. */
+        result.append(it.value()->type());
+    }
+
+    return result;
+}
+
+QT_END_NAMESPACE
+