minor update to git-prompt

git-prompt/git-completion.bash

@@ -2218,7 +2218,7 @@ __git_log_gitk_options="
 "
 # Options that go well for log and shortlog (not gitk)
 __git_log_shortlog_options="
-	--author= --committer= --grep=
+	--author= --grep= --exclude=
 	--all-match --invert-grep
 "
 # Options accepted by log and show
@@ -2296,6 +2296,7 @@ __git_complete_log_opts ()
 			$__git_log_shortlog_options
 			$__git_log_gitk_options
 			$__git_log_show_options
+			--committer=
 			--root --topo-order --date-order --reverse
 			--follow --full-diff
 			--abbrev-commit --no-abbrev-commit --abbrev=
@@ -3229,7 +3230,7 @@ _git_shortlog ()
 		__gitcomp "
 			$__git_log_common_options
 			$__git_log_shortlog_options
-			--numbered --summary --email
+			--committer --numbered --summary --email
 			"
 		return
 		;;

internal/update-git-prompt.sh

@@ -1,12 +1,17 @@
 #!/usr/bin/env bash
 
-# the command used to initialize our partial subtree
-#git remote add -f -t master --no-tags gitprompt https://github.com/git/git.git
-#git read-tree --prefix=git-prompt/ -u gitprompt/master:contrib/completion
-#git commit
+# check if we have added the git remote already
+hasRemote=$(git remote -vv | grep 'gitprompt' || echo 'nope')
 
-# the command used to update our partial subtree
-git rm -rf git-prompt
+if [[ "$hasRemote" == "nope" ]]; then
+    # add the remote so we can do a partial subtree
+    git remote add -f -t master --no-tags gitprompt https://github.com/git/git.git
+else
+    # clear out existing git-prompt folder, so we can rebuild it
+    git rm -rf git-prompt
+fi
+
+# update our partial subtree
 git read-tree --prefix=git-prompt/ -u gitprompt/master:contrib/completion
 git commit