utils/git: add origin_branch

2020-09-04 16:57:34 -07:00 · 2020-09-04 16:57:34 -07:00 · be92ef2889
commit be92ef2889
parent 7d92454a56
1 changed files with 5 additions and 0 deletions
--- a/Library/Homebrew/utils/git.rb
+++ b/Library/Homebrew/utils/git.rb
@ -119,5 +119,10 @@ module Utils
      ENV["GIT_AUTHOR_EMAIL"] = Homebrew::EnvConfig.git_email if author
      ENV["GIT_COMMITTER_EMAIL"] = Homebrew::EnvConfig.git_email if committer
    end
+
+    def origin_branch(repo)
+      Utils.popen_read("git", "-C", repo, "symbolic-ref", "-q", "--short",
+                       "refs/remotes/origin/HEAD").chomp.presence
+    end
  end
 end