"use strict";
  
  const idlUtils = require("../generated/utils.js");
  
  exports.implementation = class FileListImpl extends Array {
    constructor() {
      super(0);
    }
    item(index) {
      return this[index] || null;
    }
    get [idlUtils.supportedPropertyIndices]() {
      return this.keys();
    }
  };