mirror of
https://github.com/nodejs/node.git
synced 2024-11-30 23:43:09 +01:00
d23b7d2656
This commit provides a rewrite of StringDecoder that both improves performance (for non-single-byte encodings) and understandability. Additionally, StringDecoder instantiation performance has increased considerably due to inlinability and more efficient encoding name checking. PR-URL: https://github.com/nodejs/node/pull/6777 Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Ben Noordhuis <info@bnoordhuis.nl>
23 lines
491 B
JavaScript
23 lines
491 B
JavaScript
'use strict';
|
|
const common = require('../common.js');
|
|
const StringDecoder = require('string_decoder').StringDecoder;
|
|
|
|
const bench = common.createBenchmark(main, {
|
|
encoding: [
|
|
'ascii', 'utf8', 'utf-8', 'base64', 'ucs2', 'UTF-8', 'AscII', 'UTF-16LE'
|
|
],
|
|
n: [25e6]
|
|
});
|
|
|
|
function main(conf) {
|
|
const encoding = conf.encoding;
|
|
const n = conf.n | 0;
|
|
|
|
bench.start();
|
|
for (var i = 0; i < n; ++i) {
|
|
const sd = new StringDecoder(encoding);
|
|
!!sd.encoding;
|
|
}
|
|
bench.end(n);
|
|
}
|