verificator/es/rules/date_format.js

Client and server-side validation JavaScript library

import requireParameterCount from './helpers/requireParameterCount';
import parseDate from 'date-fns/parse';
import formatDate from 'date-fns/format';
import isEqual from 'date-fns/isEqual';
const validate = (attribute, value, parameters, validator) => {
    requireParameterCount(1, parameters, 'date_format');
    if (typeof value !== 'string' && typeof value !== 'number') {
        return false;
    }
    const [format] = parameters;
    const date = parseDate(String(value), String(format), new Date());
    return date && (formatDate(date, format) === value || isEqual(formatDate(date, format), value));
};
export default validate;