From 45c4c563e18920f5103c0bc8938befef5e6491f0 Mon Sep 17 00:00:00 2001
From: Ben Woodcroft <donttrustben@gmail.com>
Date: Mon, 5 Feb 2018 12:04:02 +0100
Subject: gnu: Add ruby-spring-watcher-listen.

---
 gnu/packages/rails.scm | 35 +++++++++++++++++++++++++++++++++++
 1 file changed, 35 insertions(+)

diff --git a/gnu/packages/rails.scm b/gnu/packages/rails.scm
index 3915065e56..691a1cb8de 100644
--- a/gnu/packages/rails.scm
+++ b/gnu/packages/rails.scm
@@ -64,6 +64,41 @@ migration.")
     (home-page "https://github.com/rails/spring")
     (license license:expat)))
 
+(define-public ruby-spring-watcher-listen
+  (package
+    (name "ruby-spring-watcher-listen")
+    (version "2.0.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (rubygems-uri "spring-watcher-listen" version))
+       (sha256
+        (base32
+         "16gjqbhj3bkambafziza4pbw6g4zvh8z17lj87m8r90pgzcp93sj"))))
+    (build-system ruby-build-system)
+    (arguments
+     `(#:tests? #f ; circular dependency with rails?
+       #:phases
+       (modify-phases %standard-phases
+         (add-before 'check 'fix-gemfile
+           (lambda _
+             (substitute* "Gemfile"
+               (("^gem \\\"spring.*") "gem 'spring'\ngem 'listen'\n"))
+             #t)))))
+  (native-inputs
+   `(("bundler" ,bundler)
+     ("ruby-activesupport" ,ruby-activesupport)))
+  (propagated-inputs
+    `(("ruby-listen" ,ruby-listen)
+      ("ruby-spring" ,ruby-spring)))
+  (synopsis
+    "Makes spring watch files using the listen gem.")
+  (description
+    "Makes spring watch files using the listen gem.")
+  (home-page
+    "https://github.com/jonleighton/spring-watcher-listen")
+  (license license:expat)))
+
 (define-public ruby-debug-inspector
   (package
     (name "ruby-debug-inspector")
-- 
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