gnu: Add r-future-apply.

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

gnu/packages/cran.scm

@@ -10590,3 +10590,31 @@ (define-public r-future
 API, there is no need to modify any code in order to switch from sequential on
 the local machine to, say, distributed processing on a remote compute cluster.")
     (license license:lgpl2.1+)))
+
+(define-public r-future-apply
+  (package
+    (name "r-future-apply")
+    (version "1.1.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (cran-uri "future.apply" version))
+       (sha256
+        (base32
+         "0b6v9rxvnnz13sydbgkapw71hx98fwdczjchgqnspjmq2340kdc0"))))
+    (properties `((upstream-name . "future.apply")))
+    (build-system r-build-system)
+    (propagated-inputs
+     `(("r-future" ,r-future)
+       ("r-globals" ,r-globals)))
+    (native-inputs
+     `(("r-r-rsp" ,r-r-rsp))) ; vignette builder
+    (home-page "https://github.com/HenrikBengtsson/future.apply")
+    (synopsis "Apply function to elements in parallel using futures")
+    (description
+     "This package provides implementations of @code{apply()},
+@code{eapply()}, @code{lapply()}, @code{Map()}, @code{mapply()},
+@code{replicate()}, @code{sapply()}, @code{tapply()}, and @code{vapply()} that
+can be resolved using any future-supported backend, e.g. parallel on the local
+machine or distributed on a compute cluster.")
+    (license license:gpl2+)))