nralcm/validators/optional.validator.js

This is a framework based on NodeJs to manage rest api request lifecycle

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
require("reflect-metadata");
const requiredMetadataKey = "validation";
function Optional(displayName, message) {
    return function (target, propertyKey, parameterIndex) {
        const validatorData = {
            propertyKey: propertyKey,
            validator: "Optional",
            displayName: displayName,
            message: message,
            validate: undefined,
            parameterIndex: parameterIndex
        };
        // console.log("target", target, parameterIndex, propertyKey);
        const existingOptionalParameters = Reflect.getOwnMetadata(requiredMetadataKey, target, propertyKey) || [];
        existingOptionalParameters.push(validatorData);
        Reflect.defineMetadata(requiredMetadataKey, existingOptionalParameters, target, propertyKey);
    };
}
exports.Optional = Optional;