[Rd] install packages with missing pkg argument
e@ @end|ng |rom enr|co@chum@nn@net
Mon Jul 29 14:05:53 CEST 2019
Maybe related to this?
>>>>> "Antoine" == Ant F <antoine.fabri using gmail.com> writes:
Antoine> Dear all,
Antoine> The help for `?install.packages` decribes, in the `pkg` argument
Antoine> description :
>> If this is missing, a listbox of available packages is presented where
Antoine> possible in an interactive R session.
Antoine> In fact running it with a missing argument triggers an error :
>> Error in install.packages : argument "pkgs" is missing, with no default
Antoine> What however doesn't trigger an error is callinginstall.packages on a zero
Antoine> length character :
Antoine> On my colleague's R 3.5.1 windows installation it shows the listbox of
Antoine> available packages, on my 3.6.0 installation it pauses for a couple seconds
Antoine> and doesn't do anything.
Antoine> A character vector of length zero is what you get when you compute an empty
Antoine> `setdiff` or `intersection`, so it was very surprising to us to see
Antoine> something popup where we were expecting a vector of missing packages to be
Antoine> installed (or none if there was no missing package).
Antoine> I believe having the function work as advertised with a proper missing
Antoine> argument, and having it do nothing silently when the argument is of length
Antoine> zero, would make more sense.
Antoine> Best regards,
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