Re: What sets textwidth=78

On Sun, Mar 22, 2015 at 02:16:09PM +0100, Elimar Riesebieter wrote:
> * glts <676c7473@gmail.com> [2015-03-22 02:21 -0700]:

> > On Saturday, March 21, 2015 at 5:12:17 PM UTC+1, porphyry5 wrote:
> > > (...)
> > >
> > > Thank you, by a happy coincidence it has occurred again, and
> > > :verbose set tw?
> > > reveals the culprit to be /usr/share/vim/vim74/ftplugin/vim.vim
> > > maintained by one Bram Moolenaar
> > > rather incontrovertibly proving my claim that this thing was set by vim itself.
> > >
> > > Thank you again, its easy to fix.
> >
> > Arguably this is a mistake in the vim ftplugin.

> It turns out that vim.vim sets tw=78 only if the user has set tw=0:

> " Format comments to be up to 78 characters long
> if &tw == 0
> setlocal tw=78
> endif

> It might not be a mistake, though.

a comment above that code implies the textwidth adjustment is there so
comments will be nicely formatted, but (and it sure looks like a bug to
me) the setting applies to the whole buffer, not just the comments

if we were voting on this I'd vote to remove it

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