27/65: gnu: Add rust-rustc-ap-graphviz-654.

[guix-commits]

efraim pushed a commit to branch master
in repository guix.

commit 39662c9ddcb5770d578d64721da798297b5934a0
Author: John Soo <jsoo1@asu.edu>
AuthorDate: Tue Jun 16 20:29:23 2020 -0700

    gnu: Add rust-rustc-ap-graphviz-654.
    
    * gnu/packages/crates-io.scm (rust-rustc-ap-graphviz-654): New variable.
    
    Signed-off-by: Efraim Flashner <efraim@flashner.co.il>
---
 gnu/packages/crates-io.scm | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/gnu/packages/crates-io.scm b/gnu/packages/crates-io.scm
index 7e55d60..aea5ebe 100644
--- a/gnu/packages/crates-io.scm
+++ b/gnu/packages/crates-io.scm
@@ -20230,6 +20230,29 @@ It is automatically published using the compiler 
repository at
 @url{https://www.github.com/rust-lang/rust}";)
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-rustc-ap-graphviz-654
+  (package
+    (name "rust-rustc-ap-graphviz")
+    (version "654.0.0")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "rustc-ap-graphviz" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "1z8rs3k9zcd1i2clrnzgvfaq1q05m02wjcyy3d9zk9qln03vp43l"))))
+    (build-system cargo-build-system)
+    (home-page "https://github.com/alexcrichton/rustc-auto-publish";)
+    (synopsis
+     "Automatically published versions of the graphviz crate used in rustc")
+    (description
+     "Use the graphviz library used in the Rust compiler with this crate.
+It is automatically published using the compiler repository at
+@url{https://www.github.com/rust-lang/rust}";)
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-rustc-ap-rustc-lexer-654
   (package
     (name "rust-rustc-ap-rustc-lexer")