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events: use nullish coalencing operator #38328

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VoltrexKeyva wants to merge 7 commits into from
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events: use nullish coalencing operator #38328

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619d277
events: use nullish coalencing operator
VoltrexKeyva Apr 21, 2021
ea4c8f7
benchmark: create ee-newlistener.js
VoltrexKeyva Apr 21, 2021
507ddec
use increment assignment operator
VoltrexKeyva Apr 21, 2021
5a11a92
Add a single event listener
VoltrexKeyva Apr 21, 2021
c32aa26
Fix benchmark
VoltrexKeyva Apr 22, 2021
4540888
CI check timeout
VoltrexKeyva Apr 22, 2021
7954246
Modify ee-add-remove benchmark
VoltrexKeyva Apr 22, 2021
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Modify ee-add-remove benchmark 
Deleted the ee-newlistener benchmark and modified the ee-add-remove
benchmark with the changes.
  • Loading branch information
@VoltrexKeyva
VoltrexKeyva committed Apr 22, 2021
commit 7954246881eb8687dfdd24cd48d70fc936e2ac98
18 changes: 14 additions & 4 deletions benchmark/events/ee-add-remove.js
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Original file line number Diff line number Diff line change
@@ -1,16 +1,26 @@
'use strict';
const common = require('../common.js');
const events = require('events');
const { EventEmitter } = require('events');

const bench = common.createBenchmark(main, { n: [1e6] });
const bench = common.createBenchmark(main, {
newListener: [0, 1],
removeListener: [0, 1],
n: [1e6],
});

function main({ n }) {
const ee = new events.EventEmitter();
function main({ newListener, removeListener, n }) {
const ee = new EventEmitter();
const listeners = [];

for (let k = 0; k < 10; k += 1)
listeners.push(() => {});

if (newListener === 1)
ee.on('newListener', (event, listener) => {});

if (removeListener === 1)
ee.on('removeListener', (event, listener) => {});

bench.start();
for (let i = 0; i < n; i += 1) {
const dummy = (i % 2 === 0) ? 'dummy0' : 'dummy1';
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35 changes: 0 additions & 35 deletions benchmark/events/ee-newlistener.js
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