elvish: provide the compiled version

Without this fix, `elvish -version` displays "unknown"
2018-10-04 16:10:47 +02:00 · 2018-10-04 16:10:47 +02:00 · 9d49cf1808
commit 9d49cf1808
parent 3cb5b46e02
1 changed files with 4 additions and 0 deletions
--- a/pkgs/shells/elvish/default.nix
+++ b/pkgs/shells/elvish/default.nix
@ -6,6 +6,10 @@ buildGoPackage rec {

  goPackagePath = "github.com/elves/elvish";
  excludedPackages = [ "website" ];
+  buildFlagsArray = ''
+    -ldflags=
+      -X ${goPackagePath}/buildinfo.Version=${version}
+  '';

  src = fetchFromGitHub {
    repo = "elvish";