[Rd] Prevent serialization of an environment?

Duncan Murdoch murdoch.duncan at gmail.com
Wed Jan 16 01:55:59 CET 2013

On 13-01-15 7:39 PM, Peter Meilstrup wrote:
> Within I'm using an environment as a hashtable to cache the results of some
> repeated computations in a package. The thing is that the contents of the
> cache will not be valid across R sessions, so I would like to make sure
> that the cache is cleared if the user saves or restores the workspace (or
> when a package is prepared for lazy loading, etc.). Is there a way to mark
> an environment so that its contents do not serialize?

Seems like the refhook argument to serialize() could do that.

Duncan Murdoch

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