# get the name of the branch we are on
 function git_prompt_info() {

   ref=$(git symbolic-ref HEAD 2> /dev/null) || return

   echo "$ZSH_THEME_GIT_PROMPT_PREFIX${ref#refs/heads/}$(parse_git_dirty)$ZSH_THEME_GIT_PROMPT_SUFFIX"

 }

 parse_git_dirty () {

   if [[ -n $(git status -s 2> /dev/null) ]]; then

     echo "$ZSH_THEME_GIT_PROMPT_DIRTY"
   else
     echo "$ZSH_THEME_GIT_PROMPT_CLEAN"
   fi

 }

 
 # get the status of the working tree
 git_prompt_status() {
   INDEX=$(git status --porcelain 2> /dev/null)
   STATUS=""
   if $(echo "$INDEX" | grep '^?? ' &> /dev/null); then
     STATUS="$ZSH_THEME_GIT_PROMPT_UNTRACKED$STATUS"
   fi
   if $(echo "$INDEX" | grep '^A  ' &> /dev/null); then
     STATUS="$ZSH_THEME_GIT_PROMPT_ADDED$STATUS"
   elif $(echo "$INDEX" | grep '^M  ' &> /dev/null); then
     STATUS="$ZSH_THEME_GIT_PROMPT_ADDED$STATUS"
   fi
   if $(echo "$INDEX" | grep '^ M ' &> /dev/null); then
     STATUS="$ZSH_THEME_GIT_PROMPT_MODIFIED$STATUS"
   fi
   if $(echo "$INDEX" | grep '^R  ' &> /dev/null); then
     STATUS="$ZSH_THEME_GIT_PROMPT_RENAMED$STATUS"
   fi
   if $(echo "$INDEX" | grep '^ D ' &> /dev/null); then
     STATUS="$ZSH_THEME_GIT_PROMPT_DELETED$STATUS"
   fi
   if $(echo "$INDEX" | grep '^UU ' &> /dev/null); then
     STATUS="$ZSH_THEME_GIT_PROMPT_UNMERGED$STATUS"
   fi
   echo $STATUS
 }