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# adds the current branch name in green
git_prompt_info() {
ref=$(git symbolic-ref HEAD 2> /dev/null)
if [[ -n $ref ]]; then
echo "[%{$fg_bold[green]%}${ref#refs/heads/}%{$reset_color%}]"
fi
}
# makes color constants available
autoload -U colors
colors
# enable colored output from ls, etc
export CLICOLOR=1
# expand functions in the prompt
setopt prompt_subst
# prompt
export PS1='$(git_prompt_info)[${SSH_CONNECTION+"%{$fg_bold[green]%}%n@%m:"}%{$fg_bold[blue]%}%~%{$reset_color%}] '