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13/16: gnu: Add r-stringr.

From: Ricardo Wurmus
Subject: 13/16: gnu: Add r-stringr.
Date: Thu, 03 Sep 2015 12:32:30 +0000

rekado pushed a commit to branch master
in repository guix.

commit d5cd5c1568f95b6919f325c41fe37859e5abd2b4
Author: Ricardo Wurmus <address@hidden>
Date:   Mon Aug 31 15:35:43 2015 +0200

    gnu: Add r-stringr.
    * gnu/packages/statistics.scm (r-stringr): New variable.
 gnu/packages/statistics.scm |   25 +++++++++++++++++++++++++
 1 files changed, 25 insertions(+), 0 deletions(-)

diff --git a/gnu/packages/statistics.scm b/gnu/packages/statistics.scm
index 6d33c36..ed550ed 100644
--- a/gnu/packages/statistics.scm
+++ b/gnu/packages/statistics.scm
@@ -381,3 +381,28 @@ programmers.  Among available features there are: pattern 
  (e.g.  via regular expressions), random string generation, string collation,
 transliteration, concatenation, date-time formatting and parsing, etc.")
     (license license:bsd-3)))
+(define-public r-stringr
+  (package
+    (name "r-stringr")
+    (version "1.0.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append "mirror://cran/src/contrib/stringr_"
+                           version ".tar.gz"))
+       (sha256
+        (base32 "0jnz6r9yqyf7dschr2fnn1slg4wn6b4ik5q00j4zrh43bfw7s9pq"))))
+    (build-system r-build-system)
+    (propagated-inputs
+     `(("r-magrittr" ,r-magrittr)
+       ("r-stringi" ,r-stringi)))
+    (home-page "")
+    (synopsis "Simple, consistent wrappers for common string operations")
+    (description
+     "Stringr is a consistent, simple and easy to use set of wrappers around
+the fantastic 'stringi' package.  All function and argument names (and
+positions) are consistent, all functions deal with \"NA\"'s and zero length
+vectors in the same way, and the output from one function is easy to feed into
+the input of another.")
+    (license license:gpl2+)))

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