gnu: Add rust-phf-generator-0.7.

* gnu/packages/crates-io.scm (rust-phf-generator-0.7): New variable.

Signed-off-by: Efraim Flashner <efraim@flashner.co.il>

gnu/packages/crates-io.scm

@@ -6046,6 +6046,30 @@ algorithm.")
 algorithms.")
     (license (list license:expat license:asl2.0))))
 
+(define-public rust-phf-generator-0.7
+  (package
+    (name "rust-phf-generator")
+    (version "0.7.24")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (crate-uri "phf_generator" version))
+       (file-name
+        (string-append name "-" version ".tar.gz"))
+       (sha256
+        (base32
+         "0qi62gxk3x3whrmw5c4i71406icqk11qmpgln438p6qm7k4lqdh9"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:skip-build? #t
+       #:cargo-inputs
+       (("rust-phf-shared" ,rust-phf-shared-0.7)
+        ("rust-rand" ,rust-rand-0.4))))
+    (home-page "https://github.com/sfackler/rust-phf")
+    (synopsis "PHF generation logic")
+    (description "PHF generation logic")
+    (license license:expat)))
+
 (define-public rust-phf-shared-0.7
   (package
     (name "rust-phf-shared")