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nodejs/benchmark/util/inspect-proxy.js
Ruben Bridgewater c430aebe86
util: improve performance inspecting proxies
This makes sure we do not retrieve the handler in case it's not
required. This improves the performance a tiny bit for these cases.

PR-URL: https://github.com/nodejs/node/pull/30767
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Denys Otrishko <shishugi@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
2019-12-07 00:38:28 +01:00

24 lines
509 B
JavaScript

'use strict';
const util = require('util');
const common = require('../common.js');
const bench = common.createBenchmark(main, {
n: [1e5],
showProxy: [0, 1],
isProxy: [0, 1]
});
function main({ n, showProxy, isProxy }) {
let proxyA = {};
let proxyB = () => {};
if (isProxy) {
proxyA = new Proxy(proxyA, { get: () => {} });
proxyB = new Proxy(proxyB, {});
}
bench.start();
for (let i = 0; i < n; i += 1)
util.inspect({ a: proxyA, b: proxyB }, { showProxy });
bench.end(n);
}