mac bash profile with color and showing git branch

.bash_profile

parse_git_branch() {
  git branch 2> /dev/null | sed -e '/^[^*]/d' -e 's/* \(.*\)/ (\1)/'
}
#got brew installed on /usr/local
PATH="/usr/local/bin:$PATH"
PS1="\[\033[0;35m\]\u@\h\[\033[0;33m\] \$(parse_git_branch) \w\[\033[00m\]: "

#installed rvm
[[ -s "$HOME/.rvm/scripts/rvm" ]] && . "$HOME/.rvm/scripts/rvm" # Load RVM function

#installed grc via brew
source "`brew --prefix`/etc/grc.bashrc"