17/25: gnu: Add unparam.

[guix-commits]

cbaines pushed a commit to branch master
in repository guix.

commit 347ac7fbdec6147744efea4d35c2758059a0fa83
Author: Katherine Cox-Buday <cox.katherine.e@gmail.com>
AuthorDate: Tue Jan 17 18:45:02 2023 -0700

    gnu: Add unparam.
    
    * gnu/packages/golang.scm (unparam): New variable.
    
    Signed-off-by: Christopher Baines <mail@cbaines.net>
---
 gnu/packages/golang.scm | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/gnu/packages/golang.scm b/gnu/packages/golang.scm
index 30ca12cb5f..17ba262804 100644
--- a/gnu/packages/golang.scm
+++ b/gnu/packages/golang.scm
@@ -9848,6 +9848,31 @@ atomic access.")
      "@code{multierr} allows combining one or more Go errors together.")
     (license license:expat)))
 
+(define-public unparam
+  (package
+    (name "unparam")
+    (version "0.0.0-20221223090309-7455f1af531d")
+    (source (origin
+              (method git-fetch)
+              (uri (git-reference
+                    (url "https://github.com/mvdan/unparam";)
+                    (commit (go-version->git-ref version))))
+              (file-name (git-file-name name version))
+              (sha256
+               (base32
+                "0wynf0b32azxljncw5fh9bwkxpdflvf9q1z16wyj432566yjh12c"))))
+    (build-system go-build-system)
+    (arguments
+     `(#:import-path "mvdan.cc/unparam"
+       #:go ,go-1.19))
+    (inputs (list go-golang-org-x-sys go-golang-org-x-mod
+                  go-github-com-pkg-diff go-golang-org-x-tools
+                  go-github-com-rogpeppe-go-internal))
+    (home-page "https://mvdan.cc/unparam/";)
+    (synopsis "Find unused parameters in Go")
+    (description "Reports unused function parameters and results in Go code.")
+    (license license:bsd-3)))
+
 (define-public xurls
   (package
     (name "xurls")