gnu: Add go-github-com-yookoala-realpath.

* gnu/packages/golang.scm (go-github-com-yookoala-realpath): New variable.

gnu/packages/golang.scm

@@ -2144,3 +2144,30 @@ (define-public go-gitlab-com-ambrevar-golua-unicode
 regexps.  This breaks compatibility with Lua, but Unicode support breaks it
 anyways and Go regexps are more powerful.")
       (license license:expat))))
+
+(define-public go-github-com-yookoala-realpath
+  (let ((commit "d19ef9c409d9817c1e685775e53d361b03eabbc8")
+        (revision "0"))
+    (package
+      (name "go-github-com-yookoala-realpath")
+      (version (git-version "0.0.0" revision commit))
+      (source
+       (origin
+         (method git-fetch)
+         (uri (git-reference
+               (url
+                "https://github.com/yookoala/realpath")
+               (commit commit)))
+         (file-name (git-file-name name version))
+         (sha256
+          (base32
+           "0qvz1dcdldf53rq69fli76z5k1vr7prx9ds1d5rpzgs68kwn40nw"))))
+      (build-system go-build-system)
+      (arguments
+       `(#:import-path "github.com/yookoala/realpath"))
+      (home-page "https://github.com/yookoala/realpath")
+      (synopsis "@code{realpath} for Golang")
+      (description "This package provides @code{realpath}, a Go module that
+when provided with a valid relative path / alias path, it will return you with
+a string of its real absolute path in the system.")
+      (license license:bsd-style))))