Use ArrayBuffer.prototype.slice polyfill for older browsers

MattiasBuelens · Jan 4, 2024 · 5287cfd · 5287cfd
1 parent 6fe7a67
commit 5287cfd
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/src/lib/readable-stream/byte-stream-controller.ts b/src/lib/readable-stream/byte-stream-controller.ts
@@ -26,6 +26,7 @@ import {
 import type { ValidatedUnderlyingByteSource } from './underlying-source';
 import { setFunctionName, typeIsObject } from '../helpers/miscellaneous';
 import {
+  ArrayBufferSlice,
   CanTransferArrayBuffer,
   CopyDataBlockBytes,
   IsDetachedBuffer,
@@ -495,7 +496,7 @@ function ReadableByteStreamControllerEnqueueClonedChunkToQueue(controller: Reada
                                                                byteLength: number) {
   let clonedChunk;
   try {
-    clonedChunk = buffer.slice(byteOffset, byteOffset + byteLength);
+    clonedChunk = ArrayBufferSlice(buffer, byteOffset, byteOffset + byteLength);
   } catch (cloneE) {
     ReadableByteStreamControllerError(controller, cloneE);
     throw cloneE;