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doc: fix EventEmitter examples 

Since the section refers to EventEmitter, instances in the example
should be created of the same class EventEmitter.

PR-URL: https://github.com/nodejs/node/pull/33513
Reviewed-By: James M Snell <jasnell@gmail.com>
pull/35522/head
Sourav Shaw 2020-05-22 18:10:14 +05:30 committed by Antoine du Hamel
parent 7f25fe8b67
commit 9e5a27a9d3
1 changed files with 3 additions and 1 deletions
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doc/api/events.md
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@ -268,6 +268,8 @@ but important side effect: any *additional* listeners registered to the same
listener that is in the process of being added.
```js
class MyEmitter extends EventEmitter {}
const myEmitter = new MyEmitter();
// Only do this once so we don't loop forever
myEmitter.once('newListener', (event, listener) => {
@ -319,7 +321,7 @@ A class method that returns the number of listeners for the given `eventName`
registered on the given `emitter`.
```js
const myEmitter = new MyEmitter();
const myEmitter = new EventEmitter();
myEmitter.on('event', () => {});
myEmitter.on('event', () => {});
console.log(EventEmitter.listenerCount(myEmitter, 'event'));