[plt-scheme] reporting on planet packages and versions used by a set of collections & other tools

From: Noel Welsh (noelwelsh at gmail.com)
Date: Mon Sep 1 08:32:43 EDT 2008

On Mon, Sep 1, 2008 at 11:13 AM, Neil Van Dyke <neil at neilvandyke.org> wrote:
> If I have dozens of PLT collections that "require" various PLaneT packages,
> and would to know at any time which packages and versions are being used,
> does anyone have a tool to do that?

Nope, but you can read the Planet cache to find out (tedious, but it works).

> One reason I might want to know this is so that I can see when some files
> are requiring older versions of packages than I am actually using for
> development.  I might want to either make them require the versions I'm
> actually developing and testing with, or test with the old versions to be
> sure that they still work.
> (Which leads to my next tool wishlist item, which is automated help either
> for bumping the versions in "require" forms in lots of files, or for running
> test suites using all combinations of applicable PLaneT package versions.)

For a given Planet major version all minor versions should be the
same, modulo bug fixes.  So it is reasonable to test using only the
latest minor version, as it should not differ in functionality, only


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