A better git prompt for Zsh. Include `$(git_prompt)` into your `$PROMPT` to use.

example1

ben@master↑1 S:1 M:2 ?:5

User "ben" on branch "master" ahead by 1 commit with 1 staged change, 3 modified changes and 5 untracked files.

example2

no user@1e1a59

No user configured with commit '1e1a59' checked out.

git_prompt_info.sh

git_untracked_count() {
 count=`echo $(git ls-files --other --exclude-standard | wc -l)`
 if [ $count -eq 0 ]; then return; fi
 echo " %{$fg_bold[yellow]%}?%{$fg_no_bold[black]%}:%{$reset_color$fg[yellow]%}$count%{$reset_color%}"
}

git_modified_count() {
 count=`echo $(git ls-files -md | wc -l)`
 if [ $count -eq 0 ]; then return; fi
 echo " %{$fg_bold[red]%}M%{$fg_no_bold[black]%}:%{$reset_color$fg[red]%}$count%{$reset_color%}"
}

git_staged_count() {
 count=`echo $(git diff-index --cached --name-only HEAD | wc -l)`
 if [ $count -eq 0 ]; then return; fi
 echo " %{$fg_bold[green]%}S%{$fg_no_bold[black]%}:%{$reset_color$fg[green]%}$count%{$reset_color%}"
}

git_branch() {
 branch=$(git symbolic-ref HEAD --quiet 2> /dev/null)
 if [ -z $branch ]; then
   echo "%{$fg[yellow]%}$(git rev-parse HEAD)#refs/heads/%{$reset_color%}"
 else
   echo "%{$fg[green]%}${branch#refs/heads/}%{$reset_color%}"
 fi
}

git_remote_difference() {
 branch=$(git symbolic-ref HEAD --quiet)
 if [ -z $branch ]; then return; fi

 remote=$(git remote show)
 ahead_by=`echo $(git log --oneline $remote/${branch#refs/heads/}..HEAD 2> /dev/null | wc -l)`
 behind_by=`echo $(git log --oneline HEAD..$remote/${branch#refs/heads/} 2> /dev/null | wc -l)`

 output=""
 if [ $ahead_by -gt 0 ]; then output="$output%{$fg_bold[white]%}↑%{$reset_color%}$ahead_by"; fi
 if [ $behind_by -gt 0 ]; then output="$output%{$fg_bold[white]%}↓%{$reset_color%}$behind_by"; fi

 echo $output
}

git_user() {
 user=$(git config user.name)
 if [ -z $user ]; then
   echo "%{$fg_bold[red]%}no user%{$fg[black]%}@%{$reset_color%}"
 else
   echo "$user%{$fg[black]%}@%{$reset_color%}"
 fi
}

git_prompt_info() {
 if [[ ! -d .git ]]; then return; fi
 print " $(git_user)$(git_branch)$(git_remote_difference)$(git_staged_count)$(git_modified_count)$(git_untracked_count) "
}