[Ur] Pre-compressing static assets

[Simon Van Casteren]

Alrighty, good to know. I'll put it on my list of stuff to do once I dig
into the compiler.

Thanks!

Op di 21 mei 2019 om 17:36 schreef Adam Chlipala <adamc at csail.mit.edu>:

> I can't think of a good way to do it with Ur/Web as it stands. It should
> be a pretty simple tweak to the compiler to specify an external program
> to run to transform this JavaScript code.
>
> On 5/21/19 9:05 AM, Simon Van Casteren wrote:
> > Hey everybody,
> >
> > I've been breaking my head today on how to do pre-compression of
> > static assets, mainly the app.*.js bundle. Currently I'm having Nginx
> > do on-the-fly compression using brotli at lvl 4. This causes my
> > app.*.js bundle to shrink from 1.8 MB to 145 kB. This is really good
> > already, but running it at lvl 11 gets me a 90 kB bundle, still 50%
> > less than what I have now! Running it at lvl 11 takes around 5 seconds
> > (on my underpowered server) though, which is really quite long.
> >
> > In a normal situation I'd run the brotli compressor at build or
> > deployment time, but the app.*.js bundle is never on the filesystem,
> > so I haven't found a way to do this pre-compression in an Ur/Web context.
> >
> > Anybody has any ideas?
> >
> > Simon
>
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