Method decrypt

lib/cipher.js:120–130

* Decrypts data. * @param {String|Buffer} data to decrypt * @returns {Object|String} * returns object if data is JSON, else returns string

(data)

  * returns object if data is JSON, else returns string
  */
  decrypt(data) {
    if (this.version === '3.4') {
      return this._decrypt34(data);
    }

    if (this.version === '3.5') {
      return this._decrypt35(data);
    }

    return this._decryptPre34(data);
  }

  /**
   * Decrypts data for protocol 3.3 and before