From murdoch.duncan at gmail.com  Wed Mar 11 14:07:12 2015
From: murdoch.duncan at gmail.com (Duncan Murdoch)
Date: Wed, 11 Mar 2015 09:07:12 -0400
Subject: [Rd] normalizePath output depends on existence of directory
In-Reply-To: <CAJuCY5x=ivKXOpysF_t+1jmzuR=N_OHS7R5t1GYvs2fVDu3w6w@mail.gmail.com>
References: <CAJuCY5x=ivKXOpysF_t+1jmzuR=N_OHS7R5t1GYvs2fVDu3w6w@mail.gmail.com>
Message-ID: <55003E00.9090107@gmail.com>

On 11/03/2015 8:55 AM, Thierry Onkelinx wrote:
> Dear all,
>
>
> I'm not sure whether this is intended behaviour or a bug. The path returns
> from normalizePath is different when the directory doesn't exist. I have
> included a reproducible example.

See the help page.

Duncan Murdoch
>
> path <- tempfile()
> missing.dir <- normalizePath(path, winslash = "/", mustWork = FALSE)
> dir.create(path)
> existing.dir <- normalizePath(path, winslash = "/", mustWork = FALSE)
>
> > all.equal(missing.dir, existing.dir)
> [1] "1 string mismatch"
> > missing.dir
> [1] "C:/Users/THIERR~2/AppData/Local/Temp/RtmpagA8Gx/filed5c2cd03543"
> > existing.dir
> [1]
> "C:/Users/thierry_onkelinx/AppData/Local/Temp/RtmpagA8Gx/filed5c2cd03543"
>
> sessionInfo()
>
> R version 3.1.2 (2014-10-31)
> Platform: i386-w64-mingw32/i386 (32-bit)
>
> locale:
> [1] LC_COLLATE=Dutch_Belgium.1252  LC_CTYPE=Dutch_Belgium.1252
>   LC_MONETARY=Dutch_Belgium.1252
> [4] LC_NUMERIC=C                   LC_TIME=Dutch_Belgium.1252
>
> attached base packages:
> [1] stats     graphics  grDevices utils     datasets  methods   base
>
> loaded via a namespace (and not attached):
> [1] fortunes_1.5-2 tools_3.1.2
>
> Best regards,
>
> ir. Thierry Onkelinx
> Instituut voor natuur- en bosonderzoek / Research Institute for Nature and
> Forest
> team Biometrie & Kwaliteitszorg / team Biometrics & Quality Assurance
> Kliniekstraat 25
> 1070 Anderlecht
> Belgium
>
> To call in the statistician after the experiment is done may be no more
> than asking him to perform a post-mortem examination: he may be able to say
> what the experiment died of. ~ Sir Ronald Aylmer Fisher
> The plural of anecdote is not data. ~ Roger Brinner
> The combination of some data and an aching desire for an answer does not
> ensure that a reasonable answer can be extracted from a given body of data.
> ~ John Tukey
>
> 	[[alternative HTML version deleted]]
>
> ______________________________________________
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[Rd] normalizePath output depends on existence of directory
Duncan Murdoch