07/23: gnu: Add rust-derivative-2.

[guix-commits]

ngz pushed a commit to branch master
in repository guix.

commit 72c17e1ae563e4ebaab63965859e75ec0c72dae1
Author: Nicolas Goaziou <mail@nicolasgoaziou.fr>
AuthorDate: Wed Dec 9 16:00:28 2020 +0100

    gnu: Add rust-derivative-2.
    
    * gnu/packages/crates-io.scm (rust-derivative-2): New variable.
---
 gnu/packages/crates-io.scm | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index 72a7e09..59382fa 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -6584,6 +6584,32 @@ algorithm which serves to quantify the difference 
between two colors.")
     (description "Demo of proc-macro-hack.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-derivative-2
+  (package
+    (name "rust-derivative")
+    (version "2.1.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "derivative" version))
+       (file-name (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32 "03rqx8j9q5nlrpr7w8cwwrvw916pr0ahzs3y8yln18cx6mh2nn6b"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs
+       (("rust-proc-macro2" ,rust-proc-macro2-1)
+        ("rust-quote" ,rust-quote-1)
+        ("rust-syn" ,rust-syn-1))
+       #:cargo-development-inputs
+       (("rust-trybuild" ,rust-trybuild-1))))
+    (home-page "https://github.com/mcarton/rust-derivative";)
+    (synopsis "Set of alternative @code{derive} attributes for Rust")
+    (description
+     "This package provides a set of alternative @code{derive} attributes for
+Rust.")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-derive-builder-0.9
   (package
     (name "rust-derive-builder")