gnu: Add r-kableextra.

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

Signed-off-by: Ricardo Wurmus <rekado@elephly.net>

gnu/packages/cran.scm

@@ -14554,3 +14554,42 @@ easily.")
 dimension reduction.  This package provides an interface to the UMAP algorithm
 in R, including a translation of the original algorithm into R.")
     (license license:expat)))
+
+(define-public r-kableextra
+  (package
+    (name "r-kableextra")
+    (version "1.1.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (cran-uri "kableExtra" version))
+       (sha256
+        (base32
+         "1nicvw06xsf3a1f5c10mih07b76m2v5s5h165vmz0qx6n1a3492i"))))
+    (properties `((upstream-name . "kableExtra")))
+    (build-system r-build-system)
+    (propagated-inputs
+     `(("r-digest" ,r-digest)
+       ("r-glue" ,r-glue)
+       ("r-htmltools" ,r-htmltools)
+       ("r-knitr" ,r-knitr)
+       ("r-magrittr" ,r-magrittr)
+       ("r-readr" ,r-readr)
+       ("r-rmarkdown" ,r-rmarkdown)
+       ("r-rstudioapi" ,r-rstudioapi)
+       ("r-rvest" ,r-rvest)
+       ("r-scales" ,r-scales)
+       ("r-stringr" ,r-stringr)
+       ("r-viridislite" ,r-viridislite)
+       ("r-webshot" ,r-webshot)
+       ("r-xml2" ,r-xml2)))
+    (home-page "https://haozhu233.github.io/kableExtra/")
+    (synopsis "Construct complex tables with pipe syntax")
+    (description
+     "Build complex HTML or LaTeX tables using @code{kable()} from
+@code{knitr} and the piping syntax from @code{magrittr}.  The function
+@code{kable()} is a light weight table generator coming from @code{knitr}.
+This package simplifies the way to manipulate the HTML or LaTeX codes
+generated by @code{kable()} and allows users to construct complex tables and
+customize styles using a readable syntax.")
+    (license license:expat)))