From d29bb65b49dc8d4d311f1c0add438d6be6beca97 Mon Sep 17 00:00:00 2001
From: Petr Hodina <phodina@protonmail.com>
Date: Tue, 6 Dec 2022 10:10:55 +0100
Subject: [PATCH 04/31] gnu: Add rust-downcast-0.10.

* gnu/packages/crates-io.scm (rust-downcast-0.10): New variable.

diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index 877a298e02..4d13cadd0a 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -17764,6 +17764,27 @@ (define-public rust-downcast-rs-1
 parameters, associated types, and type constraints.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-downcast-0.10
+  (package
+    (name "rust-downcast")
+    (version "0.10.0")
+    (source (origin
+              (method url-fetch)
+              (uri (crate-uri "downcast" version))
+              (file-name (string-append name "-" version ".tar.gz"))
+              (sha256
+               (base32
+                "07bh0l95gwrzak6rj29v8kkm577d8vivxsxhqgscf64b4bq59d2b"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:skip-build? #t))
+    (home-page "https://github.com/fkoep/downcast-rs")
+    (synopsis "Downcasting trait")
+    (description
+     "This package provides trait for downcasting trait objects back to their
+original types.")
+    (license license:expat)))
+
 (define-public rust-dogged-0.2
   (package
     (name "rust-dogged")
-- 
2.38.1