Juri Linkov <juri@linkov.net> writes:

> Maybe it's possible to make the text shorter by just adding a new sentence
> about 'M-s h l' to the middle of the paragraph that describes 'M-s h r'?
>
>> -(defun isearch-highlight-regexp ()
>> +(defun isearch--highlight-regexp-or-lines-internal (hi-lock-func)
>
> The suffix '-internal' is not necessary here because the double dash
> in 'isearch--' implies that the function is internal.

Alright. Here's a new patch