gnu: Add ripgrep.

* gnu/packages/rust-apps.scm (ripgrep): New variable.
* gnu/local.mk (GNU_SYSTEM_MODULES): Add it.

Signed-off-by: Efraim Flashner <efraim@flashner.co.il>

gnu/local.mk

@@ -435,6 +435,7 @@ GNU_SYSTEM_MODULES =				\
   %D%/packages/ruby.scm				\
   %D%/packages/rush.scm				\
   %D%/packages/rust.scm				\
+  %D%/packages/rust-apps.scm			\
   %D%/packages/rust-cbindgen.scm		\
   %D%/packages/samba.scm			\
   %D%/packages/sagemath.scm			\

gnu/packages/rust-apps.scm

@@ -0,0 +1,63 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2019 John Soo <jsoo1@asu.edu>
+;;;
+;;; This file is part of GNU Guix.
+;;;
+;;; GNU Guix is free software; you can redistribute it and/or modify it
+;;; under the terms of the GNU General Public License as published by
+;;; the Free Software Foundation; either version 3 of the License, or (at
+;;; your option) any later version.
+;;;
+;;; GNU Guix is distributed in the hope that it will be useful, but
+;;; WITHOUT ANY WARRANTY; without even the implied warranty of
+;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+;;; GNU General Public License for more details.
+;;;
+;;; You should have received a copy of the GNU General Public License
+;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
+
+(define-module (gnu packages rust-apps)
+  #:use-module ((guix licenses) #:prefix license:)
+  #:use-module (guix build-system cargo)
+  #:use-module (guix download)
+  #:use-module (guix packages)
+  #:use-module (gnu packages crates-io))
+
+(define-public ripgrep
+  (package
+    (name "ripgrep")
+    (version "11.0.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "ripgrep" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0bn40lz9n08llq615p4qqqbi24zbkf0appfx3zgxg34a86ga9zds"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-bstr" ,rust-bstr-0.1)
+        ("rust-clap" ,rust-clap-2)
+        ("rust-grep" ,rust-grep-0.2)
+        ("rust-ignore" ,rust-ignore-0.4)
+        ("rust-lazy-static" ,rust-lazy-static-1.3)
+        ("rust-log" ,rust-log-0.4)
+        ("rust-num-cpus" ,rust-num-cpus-1.10)
+        ("rust-regex" ,rust-regex-1.1)
+        ("rust-serde-json" ,rust-serde-json-1.0)
+        ("rust-termcolor" ,rust-termcolor-1.0))
+       #:cargo-development-inputs
+       (("rust-clap" ,rust-clap-2)
+        ("rust-lazy-static" ,rust-lazy-static-1.3)
+        ("rust-serde" ,rust-serde-1.0)
+        ("rust-serde-derive" ,rust-serde-derive-1.0))))
+    (home-page "https://github.com/BurntSushi/ripgrep")
+    (synopsis "Line-oriented search tool")
+    (description
+     "ripgrep is a line-oriented search tool that recursively searches
+your current directory for a regex pattern while respecting your
+gitignore rules.")
+    (license (list license:unlicense license:expat))))