Function hasValidRef

lib/assets/react-source/development/react.js:962–974

(config)

	}

	function hasValidRef(config) {
	  {
	    if (hasOwnProperty.call(config, 'ref')) {
	      var getter = Object.getOwnPropertyDescriptor(config, 'ref').get;

	      if (getter && getter.isReactWarning) {
	        return false;
	      }
	    }
	  }

	  return config.ref !== undefined;
	}

	function hasValidKey(config) {
	  {