gnu: Add r-ggstance.

gnu/packages/cran.scm (r-ggstance): New variable.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

gnu/packages/cran.scm

@@ -5485,3 +5485,29 @@ (define-public r-abctools
 recent dimension reduction algorithms to tune the choice of summary statistics,
 and coverage methods to tune the choice of threshold.")
     (license license:gpl2+)))
+
+(define-public r-ggstance
+  (package
+    (name "r-ggstance")
+    (version "0.3.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (cran-uri "ggstance" version))
+       (sha256
+        (base32 "0v7f3xdaaridw6d4jvnsfwxmpjrasvx5vl555wsrn50aah17fkvh"))))
+    (build-system r-build-system)
+    (propagated-inputs
+     `(("r-ggplot2" ,r-ggplot2)
+       ("r-plyr" ,r-plyr)
+       ("r-rlang" ,r-rlang)
+       ("r-withr" ,r-withr)))
+    (home-page "https://cran.r-project.org/web/packages/ggstance/")
+    (synopsis "Horizontal and vertical versions of @code{r-ggplot2}")
+    (description
+     "This package is a @code{r-ggplot2} extension that provides flipped components:
+@enumerate
+@item horizontal versions of @code{r-ggplot2} stats and @code{r-ggplot2} geoms;
+@item vertical versions of @code{r-ggplot2} positions.
+@end enumerate")
+    (license license:gpl3)))