public string Convert(string attrName)
{
string groupName;
if (!_attributeToGroupDictionary.TryGetValue(attrName, out groupName))
{
groupName = PopularAttributes.Contains(attrName)
? PopularGroupName
: GroupStringConverter.Convert(attrName).GroupName;
_attributeToGroupDictionary[attrName] = groupName;
}
return(groupName);
}
public string?Convert(string?attrName)
{
if (attrName is null)
{
return(null);
}
if (!_attributeToGroupDictionary.TryGetValue(attrName, out var groupName))
{
groupName = PopularAttributes.Contains(attrName)
? PopularGroupName
: GroupStringConverter.Convert(attrName).GroupName;
_attributeToGroupDictionary[attrName] = groupName;
}
return(groupName);
}
