From 48eee622561eaef9e941191b8e01f16f05643ea7 Mon Sep 17 00:00:00 2001
From: Vicente Vera Parra <vicentemvp@gmail.com>
Date: Tue, 15 Sep 2015 14:12:32 -0300
Subject: [PATCH 02/19] gnu: Add r-lazyeval.

* gnu/packages/statistics.scm (r-lazyeval): New variable.
---
 gnu/packages/statistics.scm | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)

diff --git a/gnu/packages/statistics.scm b/gnu/packages/statistics.scm
index 9a73a82..22d8290 100644
--- a/gnu/packages/statistics.scm
+++ b/gnu/packages/statistics.scm
@@ -522,3 +522,24 @@ 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+)))
+
+(define-public r-lazyeval
+  (package
+    (name "r-lazyeval")
+    (version "0.1.10")
+    (source (origin
+              (method url-fetch)
+              (uri (string-append "mirror://cran/src/contrib/lazyeval_"
+                                  version ".tar.gz"))
+              (sha256
+               (base32
+                "02qfpn2fmy78vx4jxr7g7rhqzcm1kcivfwai7lbh0vvpawia0qwh"))))
+    (build-system r-build-system)
+    (home-page
+     "https://github.com/hadley/lazyeval")
+    (synopsis
+     "Lazy (non-standard) evaluation in R")
+    (description
+     "This package provides the tools necessary to do non-standard
+evaluation (NSE) in R.")
+    (license license:gpl3+)))
-- 
2.5.2