Git prompt

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))/"                                                                                                                                                                                                                                                                                            
}                                                                                                                                                                                                                                                                                                                                                                                           
                                                                                                                                                                                                                                                                                                                                                                                            
                                                                                                                                                                                                                                                                                                                                                                                            
export PS1='\u@\w \[\033[0;33m\]$(parse_git_branch)\[\033[0;31m\]$\[\033[0;37m\] '