don't break on a zero width, observed in eg an emacs shell
don't break on a zero width, observed in eg an emacs shell

Signed-off-by: Ricardo Chimal, Jr. <d4e7430f1534a12df46cedd1ac369935436dbb94@heroku.com>
wijet/taps,ricardochimal/taps,eric1234/taps,benizi/taps,benizi/taps,wijet/taps,eric1234/taps