I agree with Artur on both points.

On 12 August 2015 at 00:48, Artur Malabarba <bruce.connor.am@gmail.com>
wrote:

> >>> What is the failure behaviour of package.el for this at the moment?
> >>
> >> Package.el will signal an error during installation if it's not a
> >> valid sexp. The error itself will depend on what the problem is.
> >> Here's what you get if you miss a closing paren for instance:
> >>     package-read-from-string: End of file during parsing
> >
> > My issue with this is that, iff I see this error, my first port of call
> > is going to be check-parens, and generally look for unbalanced parens in
> > the relevant file. And there are not going to be any, because in the
> > file, there is no invalid sexp. There is a commented out, pseudo sexp.
> > [...]
> > Just my thoughts, I will leave the issue in your hands from there.
>
> Thanks for the thoughts. I do think package.el could do better error
> reporting in these situations (and I might take that up too).
> That said, I don't think the proposed patch makes this situation any worse.
>
>