From ed6094fc77267b14510e6fb589fca663e7e1ce04 Mon Sep 17 00:00:00 2001
From: Vicente Vera Parra <vicentemvp@gmail.com>
Date: Tue, 15 Sep 2015 14:11:12 -0300
Subject: [PATCH] gnu: Add r-assertthat.
* gnu/packages/statistics.scm (r-assertthat): New variable.
---
gnu/packages/statistics.scm | 22 ++++++++++++++++++++++
1 file changed, 22 insertions(+)
diff --git a/gnu/packages/statistics.scm b/gnu/packages/statistics.scm
index 29cd34a4f3f..1c3d6960288 100644
--- a/gnu/packages/statistics.scm
+++ b/gnu/packages/statistics.scm
@@ -1,5 +1,6 @@
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2015 Ricardo Wurmus <rekado@elephly.net>
+;;; Copyright © 2015 Vicente Vera Parra <vicentemvp@gmail.com>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -498,3 +499,24 @@ (define-public r-ggplot2
multidimensional conditioning system and a consistent interface to map data to
aesthetic attributes.")
(license license:gpl2+)))
+
+(define-public r-assertthat
+ (package
+ (name "r-assertthat")
+ (version "0.1")
+ (source (origin
+ (method url-fetch)
+ (uri (string-append "mirror://cran/src/contrib/assertthat_"
+ version ".tar.gz"))
+ (sha256
+ (base32
+ "0dwsqajyglfscqilj843qfqn1ndbqpswa7b4l1d633qjk9d68qqk"))))
+ (build-system r-build-system)
+ (home-page "https://github.com/hadley/assertthat")
+ (synopsis "Easy pre and post assertions")
+ (description
+ "Assertthat is an extension to stopifnot() that makes it easy to declare
+the pre and post conditions that your code should satisfy, while also
+producing friendly error messages so that your users know what they've done
+wrong.")
+ (license license:gpl3+)))
--
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