409/472: gnu: Add rust-equivalent-1.

[guix-commits]

efraim pushed a commit to branch rust-team
in repository guix.

commit f8fa695173f6f825ead9174dff4093bb63e02db7
Author: Efraim Flashner <efraim@flashner.co.il>
AuthorDate: Thu Jul 13 18:44:21 2023 +0300

    gnu: Add rust-equivalent-1.
    
    * gnu/packages/crates-io.scm (rust-equivalent-1): New variable.
---
 gnu/packages/crates-io.scm | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index 1f7a03c18d..8c8d1937db 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -53814,6 +53814,23 @@ the file-system during development.")
      "This package provides a library for parsing @file{.eml} files.")
     (license license:asl2.0)))
 
+(define-public rust-equivalent-1
+  (package
+    (name "rust-equivalent")
+    (version "1.0.1")
+    (source (origin
+              (method url-fetch)
+              (uri (crate-uri "equivalent" version))
+              (file-name (string-append name "-" version ".tar.gz"))
+              (sha256
+               (base32
+                "1malmx5f4lkfvqasz319lq6gb3ddg19yzf9s8cykfsgzdmyq0hsl"))))
+    (build-system cargo-build-system)
+    (home-page "https://github.com/cuviper/equivalent";)
+    (synopsis "Traits for key comparison in maps")
+    (description "Traits for key comparison in maps.")
+    (license (list license:asl2.0 license:expat))))
+
 (define-public rust-rust-hawktracer-0.7
   (package
     (name "rust-rust-hawktracer")