From c0488d20847f97e02596c84fd4246b0c7010ac00 Mon Sep 17 00:00:00 2001
From: Steven Spasbo <stevenspasbo@gmail.com>
Date: Fri, 2 Oct 2015 18:37:21 -0700
Subject: [PATCH] Added git_commits_behind function

---
 lib/git.zsh | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/lib/git.zsh b/lib/git.zsh
index 1c76d5882..926fd7985 100644
--- a/lib/git.zsh
+++ b/lib/git.zsh
@@ -83,6 +83,13 @@ function git_commits_ahead() {
   fi
 }
 
+# Gets the number of commits behind remote
+function git_commits_behind() {
+  if git rev-parse --git-dir > /dev/null 2>&1; then
+    echo $(git rev-list --count $(current_branch)..$(git rev-parse --abbrev-ref --symbolic-full-name @{u}))
+  fi
+}
+
 # Outputs if current branch is ahead of remote
 function git_prompt_ahead() {
   if [[ -n "$(command git rev-list origin/$(git_current_branch)..HEAD 2> /dev/null)" ]]; then