👕 Fix lint issues

packages/nodes-base/nodes/Amqp/AmqpTrigger.node.ts

@@ -1,9 +1,10 @@
+import { ContainerOptions } from 'rhea';
+
 import { ITriggerFunctions } from 'n8n-core';
 import {
 	INodeType,
 	INodeTypeDescription,
 	ITriggerResponse,
-
 } from 'n8n-workflow';
 
 
@@ -67,40 +68,40 @@ export class AmqpTrigger implements INodeType {
 		const clientname = this.getNodeParameter('clientname', '') as string;
 		const subscription = this.getNodeParameter('subscription', '') as string;
 
-		if (sink == '') {
+		if (sink === '') {
 			throw new Error('Queue or Topic required!');
 		}
-		let durable: boolean = false;
+		let durable = false;
 		if(subscription && clientname) {
 			durable = true;
 		}
 
-		let container = require('rhea');
-		let connectOptions = {
+		const container = require('rhea');
+		const connectOptions: ContainerOptions = {
 			host: credentials.hostname,
 			port: credentials.port,
 			reconnect: true,		// this id the default anyway
 			reconnect_limit: 50,	// try for max 50 times, based on a back-off algorithm
 			container_id: (durable ? clientname : null)
-		}
+		};
 		if (credentials.username || credentials.password) {
 			container.options.username = credentials.username;
 			container.options.password = credentials.password;
 		}
 
-		let lastMsgId: any = undefined;
-		let self = this;
+		let lastMsgId: number | undefined = undefined;
+		const self = this;
 
-		container.on('message', function (context: any) {
-			if (context.message.message_id && context.message.message_id == lastMsgId) {
+		container.on('message', (context: any) => { // tslint:disable-line:no-any
+			if (context.message.message_id && context.message.message_id === lastMsgId) {
 				// ignore duplicate message check, don't think it's necessary, but it was in the rhea-lib example code
 				lastMsgId = context.message.message_id;
 				return;
 			}
 			self.emit([self.helpers.returnJsonArray([context.message])]);
 		});
-		
-		let connection = container.connect(connectOptions);
+
+		const connection = container.connect(connectOptions);
 		let clientOptions = undefined;
 		if (durable) {
 			clientOptions = {
@@ -111,14 +112,14 @@ export class AmqpTrigger implements INodeType {
 					expiry_policy: 'never'
 				},
 				credit_window: 1	// prefetch 1
-			}
+			};
 		} else {
 			clientOptions = {
 				source: {
 					address: sink,
 				},
 				credit_window: 1	// prefetch 1
-			}
+			};
 		}
 		connection.open_receiver(clientOptions);
 
@@ -135,15 +136,11 @@ export class AmqpTrigger implements INodeType {
 		// for AMQP it doesn't make much sense to wait here but
 		// for a new user who doesn't know how this works, it's better to wait and show a respective info message
 		async function manualTriggerFunction() {
-
-			await new Promise( function( resolve ) {
-				let timeoutHandler = setTimeout(function() {
-					self.emit([self.helpers.returnJsonArray([{
-						error: 'Aborted, no message received within 30secs. This 30sec timeout is only set for "manually triggered execution". Active Workflows will listen indefinitely.'
-					}])]);
-					resolve(true);
+			await new Promise(( resolve, reject ) => {
+				const timeoutHandler = setTimeout(() => {
+					reject(new Error('Aborted, no message received within 30secs. This 30sec timeout is only set for "manually triggered execution". Active Workflows will listen indefinitely.'));
 				}, 30000);
-				container.on('message', function (context: any) {
+				container.on('message', (context: any) => { // tslint:disable-line:no-any
 					clearTimeout(timeoutHandler);
 					resolve(true);
 				});