gnu: Add rust-uom.

* gnu/packages/crates-io.scm (rust-uom-0.34): New variable.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>

gnu/packages/crates-io.scm

@@ -14304,6 +14304,40 @@ to the @code{is_x86_feature_detected!} macro.")
     (description "This package provides bindings to Google's cpu profiler.")
     (license license:bsd-2)))
 
+(define-public rust-uom-0.34
+  (package
+    (name "rust-uom")
+    (version "0.34.0")
+    (source (origin
+              (method url-fetch)
+              (uri (crate-uri "uom" version))
+              (file-name (string-append name "-" version ".tar.gz"))
+              (sha256
+               (base32
+                "190n79b5ywa9w0j13ld0q6dphz7vzsjkwrpp8pjnwrczsvfhxxg8"))))
+    (build-system cargo-build-system)
+    (arguments
+     `(#:cargo-inputs (("rust-num-complex" ,rust-num-complex-0.4)
+                       ("rust-num-rational" ,rust-num-rational-0.4)
+                       ("rust-num-traits" ,rust-num-traits-0.2)
+                       ("rust-typenum" ,rust-typenum-1)
+                       ("rust-serde" ,rust-serde-1)
+                       ("rust-num-bigint" ,rust-num-bigint-0.4))
+       #:cargo-development-inputs (("rust-approx" ,rust-approx-0.5)
+                                   ("rust-quickcheck" ,rust-quickcheck-0.8)
+                                   ("rust-serde-json" ,rust-serde-json-1)
+                                   ("rust-static-assertions" ,rust-static-assertions-1))))
+    (home-page "https://github.com/iliekturtles/uom")
+    (synopsis "Units of measurement")
+    (description
+     "@code{uom} (Units of measurement) is a crate that does automatic type-safe
+zero-cost dimensional analysis.  You can create your own systems or use the pre-built
+International System of Units (SI) which is based on the International System of
+Quantities (ISQ) and includes numerous quantities (length, mass, time, ...) with
+conversion factors for even more numerous measurement units (meter, kilometer, foot,
+mile, ...).")
+    (license (list license:expat license:asl2.0))))
+
 (define-public rust-crates-index-0.18
   (package
     (name "rust-crates-index")