Merge pull request #253 from loopj/master

Added function git_remote_status to lib/git.zsh which extracts if the local branch is ahead/behind/diverged from remote

1 files changed, 19 insertions, 0 deletions

diff --git a/lib/git.zsh b/lib/git.zsh
index fb4ad8ca6..258b1df8f 100644
--- a/lib/git.zsh
+++ b/lib/git.zsh
@@ -18,6 +18,25 @@ parse_git_dirty() {
   fi
 }
 
+# get the difference between the local and remote branches
+git_remote_status() {
+    remote=${$(git rev-parse --verify ${hook_com[branch]}@{upstream} --symbolic-full-name 2>/dev/null)/refs\/remotes\/}
+    if [[ -n ${remote} ]] ; then
+        ahead=$(git rev-list ${hook_com[branch]}@{upstream}..HEAD 2>/dev/null | wc -l)
+        behind=$(git rev-list HEAD..${hook_com[branch]}@{upstream} 2>/dev/null | wc -l)
+
+        if [ $ahead -eq 0 ] && [ $behind -gt 0 ]
+        then
+            echo "$ZSH_THEME_GIT_PROMPT_BEHIND_REMOTE"
+        elif [ $ahead -gt 0 ] && [ $behind -eq 0 ]
+        then
+            echo "$ZSH_THEME_GIT_PROMPT_AHEAD_REMOTE"
+        elif [ $ahead -gt 0 ] && [ $behind -gt 0 ]
+        then
+            echo "$ZSH_THEME_GIT_PROMPT_DIVERGED_REMOTE"
+        fi
+    fi
+}
 
 # Checks if there are commits ahead from remote
 function git_prompt_ahead() {