Re: Please add comments to isearch.el

[Juri Linkov]

> I don't mind breaking things on master.
> The point is that Isearch is probably one of the most used emacs features.
> I expect there are lots of packages out there using its api. I'm not sure
> overhauling it would be worth the pain it would cause to everyone who's
> maintaining/using those packages.

+1

For example, the recent removal of a layer of indirection for lax-whitespace
broke customizations that allowed overriding search-forward-lax-whitespace
with own implementation to ignore all possible whitespace instead of
just spaces in the search string.