08/14: gnu: Add r-downloader.

[guix-commits]

rekado pushed a commit to branch master
in repository guix.

commit 8d1990d495f115a79f6de0f455456b27a3344812
Author: Ricardo Wurmus <address@hidden>
Date:   Fri Mar 29 22:30:25 2019 +0100

    gnu: Add r-downloader.
    
    * gnu/packages/cran.scm (r-downloader): New variable.
---
 gnu/packages/cran.scm | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm
index ad67ae8..40a0ed4 100644
--- a/gnu/packages/cran.scm
+++ b/gnu/packages/cran.scm
@@ -13838,3 +13838,26 @@ comparisons of mean rank sums.  This package is 
superseded by the novel
 PMCMRplus package.  The PMCMR package is no longer maintained, but kept for
 compatibility of reverse depending packages for some time.")
     (license license:gpl3+)))
+
+(define-public r-downloader
+  (package
+    (name "r-downloader")
+    (version "0.4")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (cran-uri "downloader" version))
+       (sha256
+        (base32
+         "1axggnsc27zzgr7snf41j3zd1vp3nfpmq4zj4d01axc709dyg40q"))))
+    (build-system r-build-system)
+    (propagated-inputs
+     `(("r-digest" ,r-digest)))
+    (home-page "https://github.com/wch/downloader";)
+    (synopsis "Download files over HTTP and HTTPS")
+    (description
+     "This package provides a wrapper for the @code{download.file} function,
+making it possible to download files over HTTPS across platforms.  The
address@hidden package provides this functionality (and much more) but has
+external dependencies.  This package has is implemented purely in R.")
+    (license license:gpl2)))