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b04d0921ae
Do less variable allocations and reassignments inside spliceOne since it's relied on by some performance sensitive code. PR-URL: https://github.com/nodejs/node/pull/20453 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Tobias Nießen <tniessen@tnie.de> Reviewed-By: Tiancheng "Timothy" Gu <timothygu99@gmail.com> Reviewed-By: Luigi Pinca <luigipinca@gmail.com> Reviewed-By: Daniel Bevenius <daniel.bevenius@gmail.com> Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
34 lines
651 B
JavaScript
34 lines
651 B
JavaScript
'use strict';
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const common = require('../common');
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const bench = common.createBenchmark(main, {
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n: [1e7],
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pos: ['start', 'middle', 'end'],
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size: [10, 100, 500],
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}, { flags: ['--expose-internals'] });
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function main({ n, pos, size }) {
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const { spliceOne } = require('internal/util');
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const arr = new Array(size);
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arr.fill('');
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let index;
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switch (pos) {
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case 'end':
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index = size - 1;
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break;
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case 'middle':
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index = Math.floor(size / 2);
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break;
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default: // start
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index = 0;
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}
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bench.start();
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for (var i = 0; i < n; i++) {
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spliceOne(arr, index);
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arr.push('');
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}
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bench.end(n);
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}
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