fix: reject promise on file stream error when writing heap snapshot (#…

…6603)
ChainSafe · Mar 28, 2024 · 20bc193 · 20bc193
1 parent d8f6199
commit 20bc193
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/packages/beacon-node/src/util/profile.ts b/packages/beacon-node/src/util/profile.ts
@@ -41,7 +41,11 @@ export async function writeHeapSnapshot(prefix: string, dirpath: string): Promis
   const snapshotStream = v8.getHeapSnapshot();
   const filepath = `${dirpath}/${prefix}_${new Date().toISOString()}.heapsnapshot`;
   const fileStream = fs.createWriteStream(filepath);
-  return new Promise<string>((resolve) => {
+  return new Promise<string>((resolve, reject) => {
+    fileStream.on("error", (err) => {
+      reject(err);
+    });
+
     snapshotStream.pipe(fileStream);
     snapshotStream.on("end", () => {
       resolve(filepath);