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stream: improve read() performance

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PR-URL: https://github.com/nodejs/node/pull/28961
Reviewed-By: Weijia Wang <starkwang@126.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Yongsheng Zhang <zyszys98@gmail.com>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Rich Trott <rtrott@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
This commit is contained in:
Brian White 2019-08-04 17:39:45 -04:00 committed by Rich Trott
parent 4c9fb0b706
commit 0b5b81c82a
1 changed files with 1 additions and 5 deletions
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6
lib/internal/streams/buffer_list.js
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@ -3,10 +3,6 @@
const { Buffer } = require('buffer'); const { Buffer } = require('buffer');
const { inspect } = require('internal/util/inspect'); const { inspect } = require('internal/util/inspect');
function copyBuffer(src, target, offset) {
Buffer.prototype.copy.call(src, target, offset);
}
module.exports = class BufferList { module.exports = class BufferList {
constructor() { constructor() {
this.head = null; this.head = null;
@ -66,7 +62,7 @@ module.exports = class BufferList {
var p = this.head; var p = this.head;
var i = 0; var i = 0;
while (p) { while (p) {
copyBuffer(p.data, ret, i); ret.set(p.data, i);
i += p.data.length; i += p.data.length;
p = p.next; p = p.next;
} }