node-web-mvc/dist/validation/annotation/Null.js

node spring mvc

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
    return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const Target_1 = __importDefault(require("../../servlets/annotations/Target"));
const ElementType_1 = __importDefault(require("../../servlets/annotations/annotation/ElementType"));
const Constraints_1 = __importDefault(require("./Constraints"));
class Null extends Constraints_1.default {
    constructor() {
        super(...arguments);
        this.message = '{validation.constraints.Null.message}';
    }
    isValid(value) {
        return value === null || value === undefined;
    }
}
/**
 * 验证配置元素的值必须为 `null`或者`undefined`
 */
exports.default = (0, Target_1.default)([ElementType_1.default.PROPERTY, ElementType_1.default.PARAMETER])(Null);