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<b>Warning</b>:  session_start(): Session cannot be started after headers have already been sent in <b>/home/tvrreohg/public_html/manga.php</b> on line <b>13</b><br />
﻿'use strict';

module.exports = function transform(fn) {
  if (Array.isArray(this.items)) {
    this.items = this.items.map(fn);
  } else {
    const collection = {};

    Object.keys(this.items).forEach((key) => {
      collection[key] = fn(this.items[key], key);
    });

    this.items = collection;
  }

  return this;
};