{ "npm-modules": { "key": "./npm-shrinkwrap.json", "cache": "../node_modules", "generate": "./uncached-npm-install.sh" }, "rubygems": { "key": "../pseudo_Gemfile.lock", "cache": "$GEMDIR", "generate": "gem install -N scss-lint -v $SCSS_LINT_VERSION && gem install -N jekyll -v $JEKYLL_VERSION && gem install -N rouge -v $ROUGE_VERSION" } }