Re: Spaces rather than tabs by a major mode hook

[goncholden]

------- Original Message -------
On Friday, June 10th, 2022 at 3:12 AM, Yuri Khan <yuri.v.khan@gmail.com> wrote:


> On Thu, 9 Jun 2022 at 21:39, goncholden via Users list for the GNU
> Emacs text editor help-gnu-emacs@gnu.org wrote:
>
> > I want to use spaces rather than tabs, but need to do this setting by a 
> > major mode hook?
> >
> > How can this be done exactly?
>
>
> (defun my-indent-with-spaces ()
> (setq-local indent-tabs-mode nil))
> (add-hook 'emacs-lisp-mode 'my-indent-with-spaces)
> (add-hook 'js-mode 'my-indent-with-spaces)
>
>
> Alternatively, use spaces by default and only use tabs for specific modes:
>
> (setq-default indent-tabs-mode nil)
> (defun my-indent-with-tabs ()
> (setq-local indent-tabs-mode t))
> (add-hook 'c++-mode 'my-indent-with-tabs)
> (add-hook 'c-mode 'my-indent-with-tabs)
>
>
> Or use spaces everywhere by default and only use tabs for specific
> modes in specific projects where prescribed by coding convention:
>
> (setq-default indent-tabs-mode nil)
>
> In your project’s root directory, put a .dir-locals.el:
>
> ((c++-mode
> (indent-tabs-mode . t)
> (c-mode
> (indent-tabs-mode . t)))

Yuri, could you introspect the benefits between the last two alternatives?

1. Using spaces by default and tabs for specific modes.
2. Use spaces everywhere and tabs for specific modes.