My bash profile

.bash_profile

c_red='^[[31m'
c_green='^[[32m'
c_sgr0='^[[00m'

parse_git_branch ()
{
	if git rev-parse --git-dir >/dev/null 2>&1
	then
	        gitver=$(git branch 2>/dev/null| sed -n '/^\*/s/^\* //p')
	        if git diff --quiet 2>/dev/null >&2 
	        then
	                gitver=${c_green}$gitver${c_sgr0}
	        else
	                gitver=${c_red}'!'$gitver${c_sgr0}
	        fi
	else
	        return 0
	fi
	echo $gitver
}



if [ -f `brew --prefix`/etc/bash_completion ]; then
  . `brew --prefix`/etc/bash_completion
fi

[[ -r /Users/thomas/.rvm/scripts/scripts/completion ]] && . /Users/thomas/.rvm/scripts/completion # for RVM completion
if [ -f `brew --prefix`/etc/bash_completion.d/git-completion.bash ]; then source `brew --prefix`/etc/bash_completion.d/git-completion.bash; fi # for Git completion

export PS1="\[\033[01;37m\]\$(~/.rvm/bin/rvm-prompt) \[\033[01;32m\]\w\[\033[00;33m\]\$(__git_ps1 \" (%s)\") \[\033[01;36m\]\$\[\033[00m\] "

alias bex='bundle exec'

export PATH="/usr/local/bin:$PATH"
export PATH="/usr/local/sbin:$PATH"
export PATH="/usr/local/share/npm/bin:$PATH" # Remove if npm is not installed
export NODE_PATH="/usr/local/lib/node" # Remove if node.js is not installed

[[ -s "/Users/thomas/.rvm/scripts/rvm" ]] && source "/Users/thomas/.rvm/scripts/rvm"  # This loads RVM into a shell session

Inspiration from here: http://collectiveidea.com/blog/archives/2011/08/02/command-line-feedback-from-rvm-and-git/

Requires:

brew install git
brew install bash-completion