From bb41995dc76a3f305178d7c92161f8d72d13f061 Mon Sep 17 00:00:00 2001
From: Efraim Flashner <efraim@flashner.co.il>
Date: Mon, 2 Sep 2019 15:30:00 +0300
Subject: gnu: Add rust-owning-ref.

* gnu/packages/crates-io.scm (rust-owning-ref): New variable.
---
 gnu/packages/crates-io.scm | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index 410279255b..b9fd0b2ae5 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -1133,6 +1133,30 @@ (define-public rust-num-traits
     (license (list license:asl2.0
                    license:expat))))
 
+(define-public rust-owning-ref
+  (package
+    (name "rust-owning-ref")
+    (version "0.4.0")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (crate-uri "owning_ref" version))
+        (file-name (string-append name "-" version ".tar.gz"))
+        (sha256
+         (base32
+          "04zgwy77lin8qz398s6g44467pd6kjhbrlqifkia5rkr47mbi929"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-stable-deref-trait" ,rust-stable-deref-trait))))
+    (home-page "https://github.com/Kimundi/owning-ref-rs")
+    (synopsis "Create references that carry their owner with them")
+    (description
+     "This package provides a library for creating references that carry their
+owner with them.  This can sometimes be useful because Rust borrowing rules
+normally prevent moving a type that has been borrowed from.")
+    (license license:expat)))
+
 (define-public rust-peeking-take-while
   (package
     (name "rust-peeking-take-while")
-- 
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