Vim golf challenge

vim_calculator_golf.rb

# Turn the first block of code into the second one
# Starting on the 'r' of return
def add(string)
  if /,/.match string
    return string.split(',').map(&:to_i).inject(0, &:+)
  end
  if string.empty?
    0
  else
    string.to_i
  end
end


def add(string)
  if string.empty?
    0
  else
    string.split(',').map(&:to_i).inject(0, &:+)
  end
end
# Initial attempt(Tom Crayford): dwdd3jpjdd:4dj