Dcat-Admin/resources/assets/dcat/js/extensions/Validator.js

export default class Validator {
    constructor(Dcat) {
        Dcat.validator = this;
    }

    // 注册自定义验证器
    extend(rule, callback, message) {
        let DEFAULTS = $.fn.validator.Constructor.DEFAULTS;

        DEFAULTS.custom[rule] = callback;
        DEFAULTS.errors[rule] = message || null;
    }
}