require_recipe "rvm::system" bash "RVM install 1.9.2" do code "/usr/local/rvm/bin/rvm install 1.9.2 --with-readline-dir=$rvm_path/usr --with-zlib-dir=$rvm_path/usr" not_if "/usr/local/rvm/bin/rvm list | grep -q '1.9.2'" end