[PATCH] gnu: Add ruby-arel.

[David Thompson]

Requires the new Ruby build system.

>From c6bdc405f2c1b79daa3058d73df966224f169293 Mon Sep 17 00:00:00 2001
From: David Thompson <address@hidden>
Date: Sun, 16 Aug 2015 21:58:12 -0400
Subject: [PATCH] gnu: Add ruby-arel.

* gnu/packages/ruby.scm (ruby-arel): New variable.
---
 gnu/packages/ruby.scm | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/gnu/packages/ruby.scm b/gnu/packages/ruby.scm
index 196094c..e6f720c 100644
--- a/gnu/packages/ruby.scm
+++ b/gnu/packages/ruby.scm
@@ -610,3 +610,21 @@ options and parsing command line flags.")
 net/http library.")
     (home-page "https://github.com/nicksieger/multipart-post";)
     (license license:expat)))
+
+(define-public ruby-arel
+  (package
+    (name "ruby-arel")
+    (version "6.0.3")
+    (source (origin
+              (method url-fetch)
+              (uri (rubygems-uri "arel" version))
+              (sha256
+               (base32
+                "1a270mlajhrmpqbhxcqjqypnvgrq4pgixpv3w9gwp1wrrapnwrzk"))))
+    (build-system ruby-build-system)
+    (arguments '(#:tests? #f)) ; no tests
+    (home-page "https://github.com/rails/arel";)
+    (synopsis "SQL AST manager for Ruby")
+    (description "Arel is a SQL AST manager for Ruby.  It simplifies the
+generation of complex SQL queries and is compatible with various RDBMSes.")
+    (license license:expat)))
-- 
2.4.3

-- 
David Thompson
GPG Key: 0FF1D807