bug#64048: 30.0.50; global-display-line-numbers-mode has no easy way to set modes where it is enabled

[Stefan Monnier]

>> But indeed, it seems the docstring forgets to mention that the
>> `:predicate MODES` argument causes the introduction of a new variable
>> called `MINOR-MODE-predicate` and whose default value is MODES.
>
> Not `MINOR-MODE-predicate', `MINOR-MODE-modes':
>
> (MODE-predicate (intern (concat (replace-regexp-in-string
>                                           "-mode\\'" "" global-mode-name)
>                                          "-modes")))

Ha!  Great minds do think alike after all!


        Stefan