Function error

lib/assets/react-source/development/react.js:673–681

(format)

	  }
	}
	function error(format) {
	  {
	    for (var _len2 = arguments.length, args = new Array(_len2 > 1 ? _len2 - 1 : 0), _key2 = 1; _key2 < _len2; _key2++) {
	      args[_key2 - 1] = arguments[_key2];
	    }

	    printWarning('error', format, args);
	  }
	}

	function printWarning(level, format, args) {
	  // When changing this logic, you might want to also