import CalendarLocale from "rc-picker/es/locale/pl_PL"; import TimePickerLocale from '../../time-picker/locale/pl_PL'; // Merge into a locale object const locale = { lang: Object.assign({ placeholder: 'Wybierz datę', rangePlaceholder: ['Data początkowa', 'Data końcowa'] }, CalendarLocale), timePickerLocale: Object.assign({}, TimePickerLocale) }; // All settings at: // https://github.com/ant-design/ant-design/blob/master/components/date-picker/locale/example.json export default locale;