docs(events): added warning for event subscribers ref:1576

Tony133 · Tony133 · commit ba4d497c31b2 · 2020-12-22T18:27:29.000+01:00
diff --git a/content/techniques/events.md b/content/techniques/events.md
@@ -83,6 +83,8 @@ handleOrderCreatedEvent(payload: OrderCreatedEvent) {
 }
 ```
 
+> warning **Warning** Event subscribers cannot be subject to the scope of the request.
+
 The first argument can be a `string` or `symbol` for a simple event emitter and a `string | symbol | Array<string | symbol>` in a case of a wildcard emitter. The second argument (optional) is a listener options object ([read more](https://github.com/EventEmitter2/EventEmitter2#emitteronevent-listener-options-objectboolean)).
 
 ```typescript

Original file line number	Diff line number	Diff line change
`@@ -83,6 +83,8 @@ handleOrderCreatedEvent(payload: OrderCreatedEvent) {`
`83`	`83`	`}`
`84`	`84`	```
`85`	`85`
	`86`	`+> warning Warning Event subscribers cannot be subject to the scope of the request.`
	`87`	`+`
`86`	`88`	The first argument can be a `string` or `symbol` for a simple event emitter and a `string \| symbol \| Array<string \| symbol>` in a case of a wildcard emitter. The second argument (optional) is a listener options object ([read more](https://github.com/EventEmitter2/EventEmitter2#emitteronevent-listener-options-objectboolean)).
`87`	`89`
`88`	`90`	```typescript