public SimpleName VariableName(string text)
{
if (text == "_")
{
return(SpecialName.Underscore);
}
// Just try putting in first index, if it isn't already there, no problem
nextNumber.TryAdd(text, 0);
var number = nextNumber[text];
nextNumber[text] += 1;
return(SimpleName.Variable(text, number));
}