Require autoAllocateChunkSize to be non-zero in SetUpReadableByteStre…

…amController Ported from whatwg/streams@0397808
MattiasBuelens · Feb 9, 2021 · a42b0d3 · a42b0d3
1 parent f3323ca
commit a42b0d3
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/lib/readable-stream/byte-stream-controller.ts b/src/lib/readable-stream/byte-stream-controller.ts
@@ -950,6 +950,9 @@ export function SetUpReadableByteStreamControllerFromUnderlyingSource(
   }
 
   const autoAllocateChunkSize = underlyingByteSource.autoAllocateChunkSize;
+  if (autoAllocateChunkSize === 0) {
+    throw new TypeError('autoAllocateChunkSize must be greater than 0');
+  }
 
   SetUpReadableByteStreamController(
     stream, controller, startAlgorithm, pullAlgorithm, cancelAlgorithm, highWaterMark, autoAllocateChunkSize