mongoku/build/server/chunks/JsonEncoder-Dgtqxb_U.js

[](https://github.com/huggingface/Mongoku/actions/workflows/ci.yml)

import { ObjectId, Binary, Decimal128 } from 'mongodb';

class JsonEncoder {
  // eslint-disable-next-line @typescript-eslint/no-explicit-any
  static encode(obj) {
    if (obj instanceof ObjectId) {
      return {
        $type: "ObjectId",
        $value: obj.toHexString(),
        $date: obj.getTimestamp().getTime()
      };
    }
    if (obj instanceof Date) {
      return {
        $type: "Date",
        $value: obj.toISOString()
      };
    }
    if (obj instanceof RegExp) {
      return {
        $type: "RegExp",
        $value: {
          $pattern: obj.source,
          $flags: obj.flags
        }
      };
    }
    if (obj instanceof Binary) {
      return {
        $type: "Binary",
        $value: Buffer.from(obj.buffer).toString("base64"),
        $subType: obj.sub_type
      };
    }
    if (obj instanceof Decimal128) {
      return {
        $type: "Decimal128",
        $value: obj.toString()
      };
    }
    if (Array.isArray(obj)) {
      return [...obj.map(JsonEncoder.encode)];
    }
    if (obj && typeof obj === "object") {
      for (const [key, value] of Object.entries(obj)) {
        obj[key] = JsonEncoder.encode(value);
      }
    }
    return obj;
  }
  // eslint-disable-next-line @typescript-eslint/no-explicit-any
  static decode(obj) {
    if (obj && obj.$type === "ObjectId") {
      return ObjectId.createFromHexString(obj.$value);
    }
    if (obj && obj.$type === "Date") {
      return new Date(obj.$value);
    }
    if (obj && obj.$type === "RegExp") {
      return new RegExp(obj.$value.$pattern, obj.$value.$flags);
    }
    if (obj && obj.$type === "Binary") {
      return new Binary(Buffer.from(obj.$value, "base64"), obj.$subType);
    }
    if (obj && obj.$type === "Decimal128") {
      return Decimal128.fromString(obj.$value);
    }
    if (Array.isArray(obj)) {
      return [...obj.map(JsonEncoder.decode)];
    }
    if (obj && typeof obj === "object") {
      for (const [key, value] of Object.entries(obj)) {
        obj[key] = JsonEncoder.decode(value);
      }
    }
    return obj;
  }
}

export { JsonEncoder as J };
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