Show some usefull info

.bashrc

function parse_git_dirty {
  [[ $(git status 2> /dev/null | tail -n1) != "nothing to commit (working directory clean)" ]] && echo "*"
}

export PS1='\[\033[1;38m\]\u\[\033[1;32m\] `~/bin/rvm-prompt i v g`\[\033[1;31m\] \W\[\033[1;33m\]`\
git branch 2> /dev/null | grep -e ^* | sed -E s/^\\\\\*\ \(.+\)$/[\\\\\1$(parse_git_dirty)]\/` \[\033[37m\]$\[\033[00m\] '