Method readMap

lib/readers.js:206–215

* Reads an associative array of strings as keys and bytes as values * @param {Number} length * @param {Function} keyFn * @param {Function} valueFn * @returns {Object}

(length, keyFn, valueFn)

   * @returns {Object}
   */
  readMap(length, keyFn, valueFn) {
    if (length < 0) {
      return null;
    }
    const map = {};
    for (let i = 0; i < length; i++) {
      map[keyFn.call(this)] = valueFn.call(this);
    }
    return map;
  }

  /**
   * Reads an associative array of strings as keys and string lists as values