fix(linter): remove unneeded vars and add jsdoc

lib/Innertube.js

@@ -1,9 +1,6 @@
 'use strict';
 
-const Axios = require('axios');
-const Stream = require('stream');
 const Parser = require('./parser');
-const CancelToken = Axios.CancelToken;
 const EventEmitter = require('events');
 
 const OAuth = require('./core/OAuth');
@@ -20,11 +17,8 @@ const Search = require('./parser/youtube/Search');
 
 const Utils = require('./utils/Utils');
 const Request = require('./utils/Request');
-const Constants = require('./utils/Constants');
 
 const Proto = require('./proto');
-const NToken = require('./deciphers/NToken');
-const Signature = require('./deciphers/Signature');
 const Channel = require('./parser/youtube/Channel');
 const Playlist = require('./parser/youtube/Playlist');
 const FilterableFeed = require('./core/FilterableFeed');

lib/parser/contents/classes/Format.js

@@ -2,7 +2,6 @@
 
 const NToken = require('../../../deciphers/NToken');
 const Signature = require('../../../deciphers/Signature');
-const QueryString = require('querystring');
 
 class Format {
   constructor(data) {

lib/parser/contents/classes/RichSection.js

@@ -1,10 +1,12 @@
-const Parser = require('..');
+'use strict';
+
+//const Parser = require('..');
 
 // TODO: implement all renderers related to this
 class RichSection {
   type = 'RichSection';
 
-  constructor(data) {
+  constructor(/* data */) {
     // this.contents = Parser.parse(data.content);
   }
 }

lib/parser/youtube/VideoInfo.js

@@ -20,6 +20,7 @@ class VideoInfo {
    * @param {object} data - API response.
    * @param {import('../../core/Actions')} actions
    * @param {import('../../core/Player')} player
+   * @param {string} cpn - Client Playback Nonce
    */
   constructor(data, actions, player, cpn) {
     this.#actions = actions;
@@ -306,6 +307,7 @@ class VideoInfo {
    * @param {object} [options.range] - download range, indicates which bytes should be downloaded.
    * @param {number} options.range.start - the beginning of the range.
    * @param {number} options.range.end - the end of the range.
+   * @param {PassThrough} [_stream]
    * @returns {PassThrough}
    */
   download(options = {}, _stream) {