Commit cae2051
buffer: improve copy() performance
There is no need to create a slice when sourceEnd is out of bounds.
PR-URL: #33214
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Zeyu Yang <himself65@outlook.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>1 parent eedc131 commit cae2051
1 file changed
Lines changed: 1 addition & 1 deletion
| Original file line number | Diff line number | Diff line change | |
|---|---|---|---|
@@ -257,7 +257,7 @@ function _copyActual(source, target, targetStart, sourceStart, sourceEnd) { | |||
| 257 | 257 | if (nb > sourceLen) | |
| 258 | 258 | nb = sourceLen; | |
| 259 | 259 | ||
| 260 | - if (sourceStart !== 0 || sourceEnd !== source.length) | ||
| 260 | + if (sourceStart !== 0 || sourceEnd < source.length) | ||
| 261 | 261 | source = new Uint8Array(source.buffer, source.byteOffset + sourceStart, nb); | |
| 262 | 262 | ||
| 263 | 263 | target.set(source, targetStart); | |
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