SYMBOL INDEX (8 symbols across 2 files)

FILE: src/build.js
  constant DOWNLOAD_TOKEN (line 7) | const DOWNLOAD_TOKEN = process.env.DOWNLOAD_TOKEN
  constant CZDB_TOKEN (line 8) | const CZDB_TOKEN = process.env.CZDB_TOKEN

FILE: src/packer.js
  class QQWryPacker (line 3) | class QQWryPacker {
    method constructor (line 4) | constructor() {
    method insert (line 13) | insert(startIP, endIP, country, area) {
    method build (line 22) | build() {
    method _ipToInt (line 64) | _ipToInt(ip) {
    method _createRecord (line 73) | _createRecord(endIPInt, country, area) {