From e8b3d8b0ea97d4587d5334ba3fce14516b14f7e0 Mon Sep 17 00:00:00 2001
From: Efraim Flashner <efraim@flashner.co.il>
Date: Thu, 29 Aug 2019 12:26:57 +0300
Subject: gnu: Add rust-unsafe-any.

* gnu/packages/crates-io.scm (rust-unsafe-any): New variable.
---
 gnu/packages/crates-io.scm | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

(limited to 'gnu')

diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index 9e17b89c55..57f1ddf74e 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -1909,6 +1909,28 @@ whitespace from a string.")
     (license (list license:asl2.0
                    license:expat))))
 
+(define-public rust-unsafe-any
+  (package
+    (name "rust-unsafe-any")
+    (version "0.4.2")
+    (source
+      (origin
+        (method url-fetch)
+        (uri (crate-uri "unsafe-any" version))
+        (file-name (string-append name "-" version ".tar.gz"))
+        (sha256
+         (base32
+          "0zwwphsqkw5qaiqmjwngnfpv9ym85qcsyj7adip9qplzjzbn00zk"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-traitobject" ,rust-traitobject))))
+    (home-page "https://tokio.rs")
+    (synopsis "Traits and implementations for unchecked downcasting")
+    (description
+     "Traits and implementations for unchecked downcasting.")
+    (license license:expat)))
+
 (define-public rust-untrusted
   (package
     (name "rust-untrusted")
-- 
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