Bash prompt with git and rvm info

gistfile1.txt

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

function parse_git_branch {
  git branch --no-color 2> /dev/null | sed -e '/^[^*]/d' -e "s/* \(.*\)/ → \1$(parse_git_dirty)/"
}
 
rvm_current() {
  if [ "$(~/.rvm/bin/rvm-prompt v g)" != "" ]; then echo " → $(~/.rvm/bin/rvm-prompt v g)"; fi
}

export PS1='\[\e[1;31m\]\w\[\e[1;33m\]$(rvm_current)\[\e[1;36m\]$(parse_git_branch)\[\e[0;39m\] $ '