Revert "Remove dead code: legacy read/write ops"

This is causing a segfault for unknown reasons - see #2787.

This reverts commit 498f6ad431478f655b136782093e19e29248b24d.

1 files changed, 1 insertions, 5 deletions

diff --git a/js/dispatch.ts b/js/dispatch.ts
index 6edd2981c..babea5739 100644
--- a/js/dispatch.ts
+++ b/js/dispatch.ts
@@ -32,13 +32,9 @@ function flatbufferRecordFromBuf(buf: Uint8Array): FlatbufferRecord {
 }
 
 export function handleAsyncMsgFromRust(opId: number, ui8: Uint8Array): void {
+  const buf32 = new Int32Array(ui8.buffer, ui8.byteOffset, ui8.byteLength / 4);
   if (opId !== FLATBUFFER_OP_ID) {
     // Fast and new
-    const buf32 = new Int32Array(
-      ui8.buffer,
-      ui8.byteOffset,
-      ui8.byteLength / 4
-    );
     const recordMin = recordFromBufMinimal(opId, buf32);
     handleAsyncMsgFromRustMinimal(ui8, recordMin);
   } else {