>>>>> Martin Maechler <maech...@stat.math.ethz.ch>
>>>>> on Mon, 3 Apr 2017 10:22:52 +0200 writes:
>>>>> Zhian Kamvar <zkam...@gmail.com>
>>>>> on Sun, 2 Apr 2017 16:26:37 -0500 writes:
>> Hi, I believe the function utils::citation() will fail if
>> the package specified has two or more citation entries in
>> the current R-devel. The following error is issued:
>> 'missing' can only be used for arguments
>> I have created a working example on github [0] that is
>> build using R-devel on travis-ci [1]. Jim Hester has
>> potentially identified [2] the source of the problem as
>> being from a commit on the 27th [3, 4]. I do not have
>> R-devel built on my machine, but I believe this error can
>> be reproduced on the current R-devel with:
>> if (require("boot") & require("utils"))
>> utils::citation("boot")
> Correct: it does reproduce the new bug....
> and that is due to a change by me, and I had started investigation
> on Friday (but not with your package and not having seen a
> straighforward example yet).
> This will be fixed ASAP, i.e., within hours.
In the end, it took two dozens of hours. The change is
r72478 | maechler | 2017-04-04 11:41:51 +0200
Martin
>> Background:
>> My package poppr suddenly started failing check on R-devel
>> during a weekly travis-ci job [5] due to the error
>> above. Another package of mine, ezec, passed [6]. Both
>> contain calls to utils::citation() within the vignettes,
>> but poppr has two citations and ezec only has one (called
>> from another package).
>> Thanks, Zhian
>> [0]: https://github.com/zkamvar/citest [1]:
>> https://travis-ci.org/zkamvar/citest/jobs/217874351 [2]:
>>
https://github.com/wch/r-source/commit/7890e9e87d44f85ab76c0e786036a191eacd71d1
>> [3]: https://svn.r-project.org/R/trunk@72419 [4]:
>>
https://github.com/wch/r-source/commit/7890e9e87d44f85ab76c0e786036a191eacd71d1
>> [5]:
>> https://travis-ci.org/grunwaldlab/poppr/jobs/216452458
>> [6]: https://travis-ci.org/grunwaldlab/ezec/jobs/216452916
>> -----
>> Zhian N. Kamvar, Ph. D. Postdoctoral Researcher (Everhart
>> Lab) Department of Plant Pathology University of
>> Nebraska-Lincoln
>> ______________________________________________
>> R-devel@r-project.org mailing list
>> https://stat.ethz.ch/mailman/listinfo/r-devel
> ______________________________________________
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