From 59c8fcc712556a4c0b612898073e212877c21d60 Mon Sep 17 00:00:00 2001
From: r3dDoX <patrick@walther-online.ch>
Date: Sat, 24 May 2014 12:19:46 +0200
Subject: [PATCH] added new function to get number of commits ahead of remote

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

diff --git a/lib/git.zsh b/lib/git.zsh
index 3eca8a6c..d6cee37c 100644
--- a/lib/git.zsh
+++ b/lib/git.zsh
@@ -59,6 +59,13 @@ function git_prompt_ahead() {
   fi
 }
 
+# Gets the number of commits ahead from remote
+function git_commits_ahead() {
+  if $(echo "$(command git log @{upstream}..HEAD 2> /dev/null)" | grep '^commit' &> /dev/null); then
+    echo "$(command git log @{upstream}..HEAD | grep '^commit' | wc -l | tr -d ' ')"
+  fi
+}
+
 # Formats prompt string for current git commit short SHA
 function git_prompt_short_sha() {
   SHA=$(command git rev-parse --short HEAD 2> /dev/null) && echo "$ZSH_THEME_GIT_PROMPT_SHA_BEFORE$SHA$ZSH_THEME_GIT_PROMPT_SHA_AFTER"