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#include <string>
namespace NV {
namespace Metric {
namespace Parser {
inline bool ParseMetricNameString(const std::string& metricName, std::string* reqName, bool* isolated, bool* keepInstances)
{
std::string& name = *reqName;
name = metricName;
if (name.empty())
{
return false;
}
// boost program_options sometimes inserts a \n between the metric name and a '&' at the end
size_t pos = name.find('\n');
if (pos != std::string::npos)
{
name.erase(pos, 1);
}
// trim whitespace
while (name.back() == ' ')
{
name.pop_back();
if (name.empty())
{
return false;
}
}
*keepInstances = false;
if (name.back() == '+')
{
*keepInstances = true;
name.pop_back();
if (name.empty())
{
return false;
}
}
*isolated = true;
if (name.back() == '$')
{
name.pop_back();
if (name.empty())
{
return false;
}
}
else if (name.back() == '&')
{
*isolated = false;
name.pop_back();
if (name.empty())
{
return false;
}
}
return true;
}
}
}
} |