Take care
Jamie

If you don’t like the return statements you could go for a case statement instead:

def sum_up_case(existing)
case existing
when 0
2
when 1
1
else
0
end
end

or potentially a lookup table if the above is too verbose:

def sum_up_lookup(existing)
{
0 => 2,
1 => 1
}.fetch(existing, 0)
end