void XPathExecutionContextDefault::doFormatNumber()

in src/xalanc/XPath/XPathExecutionContextDefault.cpp [646:702]
55 lines of code
7 McCabe index (conditional complexity)

void XPathExecutionContextDefault::doFormatNumber(
            double                              number,
            const XalanDOMString&               /* pattern */,
            const XalanDecimalFormatSymbols*    theDFS,
            XalanDOMString&                     theResult,
            const XalanNode*                    context,
            const Locator*                      locator) 
{
    if (DoubleSupport::isNaN(number) == true)
    {
        if (theDFS != 0)
        {
            theResult = theDFS->getNaN();
        }
        else
        {
            NumberToDOMString(number, theResult);
        }
    }
    else if (DoubleSupport::isNegativeInfinity(number) == true)
    {
        if (theDFS != 0)
        {
            theResult = theDFS->getMinusSign();
            theResult += theDFS->getInfinity();
        }
        else
        {
            NumberToDOMString(number, theResult);
        }
    }
    else if (DoubleSupport::isPositiveInfinity(number) == true )
    {
        if (theDFS != 0)
        {
            theResult = theDFS->getInfinity();
        }
        else
        {
            NumberToDOMString(number, theResult);
        }
    }
    else
    {
        const GetCachedString   theGuard(*this);

        warn( 
            XalanMessageLoader::getMessage(
                theGuard.get(),
                XalanMessages::FunctionIsNotImplemented_1Param,
                "format-number()"),
            context, 
            locator);

        NumberToDOMString(number,theResult);
    }
}