From b2cdb0271badbc1ac768fe2f8002a11380c70d77 Mon Sep 17 00:00:00 2001 From: Ricardo Wurmus Date: Thu, 17 Mar 2016 17:14:45 +0100 Subject: gnu: Add r-foreach. * gnu/packages/statistics.scm (r-foreach): New variable. --- gnu/packages/statistics.scm | 28 ++++++++++++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/gnu/packages/statistics.scm b/gnu/packages/statistics.scm index 97481b8ee5..8116f50c2e 100644 --- a/gnu/packages/statistics.scm +++ b/gnu/packages/statistics.scm @@ -1717,6 +1717,34 @@ (define-public r-codetools code for possible problems.") (license (list license:gpl2+ license:gpl3+)))) +(define-public r-foreach + (package + (name "r-foreach") + (version "1.4.3") + (source + (origin + (method url-fetch) + (uri (cran-uri "foreach" version)) + (sha256 + (base32 + "10aqsd3rxz03s1qdb6gsb1cj89mj4vmh491zfpin4skj1xvkzw0y")))) + (build-system r-build-system) + (propagated-inputs + `(("r-codetools" ,r-codetools) + ("r-iterators" ,r-iterators))) + (home-page "http://cran.r-project.org/web/packages/foreach") + (synopsis "Foreach looping construct for R") + (description + "This package provides support for the @code{foreach} looping construct. +@code{foreach} is an idiom that allows for iterating over elements in a +collection, without the use of an explicit loop counter. This package in +particular is intended to be used for its return value, rather than for its +side effects. In that sense, it is similar to the standard @code{lapply} +function, but doesn't require the evaluation of a function. Using +@code{foreach} without side effects also facilitates executing the loop in +parallel.") + (license license:asl2.0))) + (define-public r-dt (package (name "r-dt") -- cgit v1.2.3