Try using the non-breaking hyphen ‑. I’ve replaced the dash with that character in your jsfiddle, shrunk the frame down as small as it can go, and the line doesn’t split there any more.
Try using the non-breaking hyphen ‑. I’ve replaced the dash with that character in your jsfiddle, shrunk the frame down as small as it can go, and the line doesn’t split there any more.