code clean by removing unused codes & deps

package.json

@@ -38,8 +38,7 @@
     "typedoc": "bash scripts/typedoc.sh",
     "io-client": "ts-node bin/io-client",
     "demo": "ts-node examples/ding-dong-bot.ts",
-    "start": "npm run demo",
-    "postinstall": "opencollective-postinstall"
+    "start": "npm run demo"
   },
   "repository": {
     "type": "git",
@@ -83,7 +82,6 @@
   },
   "homepage": "https://github.com/wechaty/",
   "dependencies": {
-    "brolog": "^1.12.4",
     "clone-class": "^0.7.3",
     "cuid": "^2.1.8",
     "dotenv": "^10.0.0",
@@ -91,14 +89,10 @@
     "json-rpc-peer": "^0.17.0",
     "npm-programmatic": "0.0.12",
     "open-graph": "^0.2.4",
-    "opencollective": "^1.0.3",
-    "opencollective-postinstall": "^2.0.3",
     "pkg-dir": "^5.0.0",
-    "portfinder": "^1.0.28",
     "promise-retry": "^2.0.1",
     "raven": "^2.6.4",
     "read-pkg-up": "^7.0.1",
-    "watchdog": "^0.8.17",
     "wechaty-puppet": "^0.41.1",
     "wechaty-puppet-service": "^0.21.8",
     "ws": "^7.4.6"
@@ -134,8 +128,8 @@
     "shx": "^0.3.3",
     "sloc": "^0.2.1",
     "tstest": "^0.4.10",
-    "typedoc": "^1.0.0-dev.4 ",
     "typed-emitter": "^1.3.1",
+    "typedoc": "^1.0.0-dev.4 ",
     "typescript": "^4.3",
     "wechaty-puppet-mock": "^0.29.6"
   },

src/helper-functions/impure/get-port.spec.ts

-#!/usr/bin/env ts-node
-/**
- *   Wechaty Chatbot SDK - https://github.com/wechaty/wechaty
- *
- *   @copyright 2016 Huan LI (李卓桓) <https://github.com/huan>, and
- *                   Wechaty Contributors <https://github.com/wechaty>.
- *
- *   Licensed under the Apache License, Version 2.0 (the "License");
- *   you may not use this file except in compliance with the License.
- *   You may obtain a copy of the License at
- *
- *       http://www.apache.org/licenses/LICENSE-2.0
- *
- *   Unless required by applicable law or agreed to in writing, software
- *   distributed under the License is distributed on an "AS IS" BASIS,
- *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *   See the License for the specific language governing permissions and
- *   limitations under the License.
- *
- */
-
-import test  from 'blue-tape'
-
-import net from 'net'
-
-import { getPort } from './get-port'
-
-test('getPort() for an available socket port', async t => {
-  let port = await getPort()
-  let ttl = 17
-
-  const serverList = []
-
-  while (ttl-- > 0) {
-    try {
-      const server = net.createServer(socket => {
-        console.info(socket)
-      })
-      await new Promise<void>(resolve => server.listen(port, resolve))
-      serverList.push(server)
-
-      port = await getPort()
-
-    } catch (e) {
-      t.fail('should not exception: ' + e.message + ', ' + e.stack)
-    }
-  }
-  serverList.map(server => server.close())
-  t.pass('should has no exception after loop test')
-})

src/helper-functions/impure/get-port.ts

-/**
- *   Wechaty Chatbot SDK - https://github.com/wechaty/wechaty
- *
- *   @copyright 2016 Huan LI (李卓桓) <https://github.com/huan>, and
- *                   Wechaty Contributors <https://github.com/wechaty>.
- *
- *   Licensed under the Apache License, Version 2.0 (the "License");
- *   you may not use this file except in compliance with the License.
- *   You may obtain a copy of the License at
- *
- *       http://www.apache.org/licenses/LICENSE-2.0
- *
- *   Unless required by applicable law or agreed to in writing, software
- *   distributed under the License is distributed on an "AS IS" BASIS,
- *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- *   See the License for the specific language governing permissions and
- *   limitations under the License.
- *
- */
-import portfinder from 'portfinder'
-
-/**
- *
- * @param port is just a suggestion.
- * there's no grantuee for the number
- *
- * The IANA suggested ephemeral port range.
- * @see http://en.wikipedia.org/wiki/Ephemeral_ports
- *
- * const DEFAULT_IANA_RANGE = {min: 49152, max: 65535}
- *
- */
-export async function getPort (
-  basePort?: number,
-): Promise<number> {
-  if (basePort) {
-    portfinder.basePort = basePort
-  }
-  return portfinder.getPortPromise()
-}

src/helper-functions/mod.ts

@@ -17,7 +17,6 @@
  *   limitations under the License.
  *
  */
-export { getPort }        from './impure/get-port'
 export { generateToken }  from './impure/generate-token'
 
 export { tryWait }                from './pure/try-wait'

src/wechaty.ts

@@ -20,7 +20,6 @@
 import cuid             from 'cuid'
 import os               from 'os'
 
-import { Brolog }           from 'brolog'
 import { instanceToClass }  from 'clone-class'
 
 import {
@@ -136,8 +135,8 @@ const PUPPET_MEMORY_NAME = 'puppet'
 class Wechaty extends WechatyEventEmitter implements Sayable {
 
   static readonly VERSION = VERSION
-  static readonly log: Brolog = log
-  readonly log: Brolog = log
+  static readonly log = log
+  readonly log = log
 
   public  readonly state      : StateSwitch
   private readonly readyState : StateSwitch