/**************************************************************************** | |
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** This file is part of the QtXmlPatterns module of the Qt Toolkit. | |
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** GNU General Public License Usage | |
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#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 | |