Alias to bundle exec for common rails commands

bundler_cmd.sh

# Source : http://marc-bowes.com/2011/09/21/dry-your-bundle-exec-tears.html
#
# Add to ~/.bash_profile or ~/.bashrc

bundle_commands="rake rails unicorn"

function run_bundler_cmd () {
  if [ -r ./Gemfile ]; then
    bundle exec $@
  else
    $@
  fi
}

for cmd in $bundle_commands
do
  alias $cmd="run_bundler_cmd $cmd"
done