Node V12 compatible

src/Tests/Common.ts

@@ -1,6 +1,6 @@
 import { WAConnection, MessageLogLevel, MessageOptions, MessageType } from '../WAConnection/WAConnection'
 import * as assert from 'assert'
-import fs from 'fs/promises'
+import {promises as fs} from 'fs'
 
 require ('dotenv').config () // dotenv to load test jid
 export const testJid = process.env.TEST_JID || '1234@s.whatsapp.net' // set TEST_JID=xyz@s.whatsapp.net in a .env file in the root directory

src/Tests/Tests.Messages.ts

@@ -1,5 +1,5 @@
 import { MessageType, Mimetype, createTimeout } from '../WAConnection/WAConnection'
-import fs from 'fs/promises'
+import {promises as fs} from 'fs'
 import * as assert from 'assert'
 import { WAConnectionTest, testJid, sendAndRetreiveMessage } from './Common'
 

src/Tests/Tests.Misc.ts

@@ -1,5 +1,5 @@
 import { MessageType, Presence, ChatModification, promiseTimeout, createTimeout } from '../WAConnection/WAConnection'
-import fs from 'fs/promises'
+import {promises as fs} from 'fs'
 import * as assert from 'assert'
 import fetch from 'node-fetch'
 import { WAConnectionTest, testJid } from './Common'

src/WAConnection/5.Messages.ts

@@ -1,6 +1,6 @@
 import {WAConnection as Base} from './4.User'
 import fetch from 'node-fetch'
-import fs from 'fs/promises'
+import {promises as fs} from 'fs'
 import {
     MessageOptions,
     MessageType,

src/WAConnection/Utils.ts

@@ -1,7 +1,7 @@
 import * as Crypto from 'crypto'
 import HKDF from 'futoin-hkdf'
 import Jimp from 'jimp'
-import fs from 'fs/promises'
+import {promises as fs} from 'fs'
 import fetch from 'node-fetch'
 import { exec } from 'child_process'
 import {platform, release} from 'os'