void MemoryStats::ReportMemory(std::string &output, Writer::Format format){
std::ostringstream out;
Writer *w;
if (format == Writer::Format::XML) {
w = new XMLWriter(out);
} else if (format == Writer::Format::HTML) {
w = new HTMLWriter(out);
} else {
assert(format == Writer::Format::JSON);
w = new JSONWriter(out);
}
w->writeFileHeader();
w->beginObject("Memory");
w->endObject("Memory");
w->writeFileFooter();
delete w;
output = out.str();
return;
}
