Unit test: programlistingco.002

1 |The is the first line
  |In the fourth line a variant selector occurs
  |after the ⚠; it should not be counted.
  |123456789⚠︎1234567890
5 |12345678901234567890

The user probably expects the line range marks to line up, but they don’t. It’s not clear how to fix that.

  |12345678901234567890                                       
  |12345678901234567890                                       
  |12345678901234567890                                       
  |12345678901234567890                                       
  |12345678901234567890                                       
  |12345678901234567890                                       
  |12345678901234567890                                       
  |12345678901234567890