GraphQL Fragments Are the Best Match for UI Components(blog.manifold.co)

    class Whoops
      def method_missing(method)
        if method == :fancy and Random.rand > 0.5
          "it's your lucky day!"
        else
          super(method)
        end
      end

      def respond_to?(method, include_private = false)
        if method == :fancy
          true # Well, actually, "maybe?".
        else
          super
        end
      end
    end

    let capture = (f) => {
      let oldCreateElement = React.createElement;
      try {
        React.createElement = (component, props, ...children) => {
          return {component, ...props, children};
        };
        return f();
      } finally {
        React.createElement = oldCreateElement;
      }
    };

    class DynamicQuery extends React.Component {
      graphql() {
        let dom = capture(() => this.render());
        return gatherQuery(dom);
      }
      render() {
        ...
      }
    }