This is a [vis](https://github.com/martanne/vis/wiki/Plugins) plugin for
opening file according to Plan 9 style, so

```
$ vis filename.txt:9
```

opens the file `filename.txt` on line 9.

All issues, questions, complaints, or (even better!) patches
should be send via email to
[~mcepl/devel@lists.sr.ht](mailto:~mcepl/devel@lists.sr.ht) email
list (for patches use [git send-email](https://git-send-email.io/)).