A side effect is a side effect, it's something we cannot generally predict and must not rely upon. Besides, that effect is caused by a regex which is a separate entity on its own.
The primary point is that your sequence objects gets `.sink` method invoked on it because the object itself is, roughly saying, unused. Best regards, Vadim Belman > On Dec 30, 2022, at 4:44 PM, Sean McAfee <eef...@gmail.com> wrote: > > On Fri, Dec 30, 2022 at 4:12 PM The Sidhekin <sidhe...@gmail.com > <mailto:sidhe...@gmail.com>> wrote: >> On Fri, Dec 30, 2022 at 8:51 PM Vadim Belman <vr...@lflat.org >> <mailto:vr...@lflat.org>> wrote: >>> It is not "untrue". The sequence you produced goes nowhere. Thus the sink >>> context. >> >> "Sink context" is true. >> >> "Useless use" is debatable, at least. > > It's not useless because there's a side effect: setting $/. >
