nestjs-auto-reflect-metadata-emitter/dist/helpers/remove-unknown-properties.js

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"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.removeUnknownProperties = removeUnknownProperties;
const fluent_iterable_1 = require("@codibre/fluent-iterable");
const meta_info_1 = require("../meta-info");
const noKeys = new Set();
function removeUnknownProperties(obj, prohibitedKeyList = noKeys) {
    if (Array.isArray(obj)) {
        return obj.map((x) => removeUnknownProperties(x, prohibitedKeyList));
    }
    if (typeof obj !== 'object' || obj === null) {
        return obj;
    }
    const meta = (0, meta_info_1.getClassMetadata)(obj.constructor);
    const result = (0, fluent_iterable_1.fluentObject)(obj)
        .filter(([k]) => !prohibitedKeyList.has(k) &&
        (meta?.properties.has(k) ?? true))
        .toObject(0, (x) => removeUnknownProperties(x[1], prohibitedKeyList));
    Object.setPrototypeOf(result, obj.constructor);
    return result;
}
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