Fix Mailbox.fromStream (#4837)

tim-smart · web-flow · commit 2f3b7d4e1fa1 · 2025-05-08T20:22:03.000+12:00
diff --git a/.changeset/twenty-doors-glow.md b/.changeset/twenty-doors-glow.md
@@ -0,0 +1,5 @@
+---
+"effect": patch
+---
+
+fix Mailbox.fromStream
diff --git a/packages/effect/src/internal/mailbox.ts b/packages/effect/src/internal/mailbox.ts
@@ -547,7 +547,7 @@ export const fromStream: {
         onFailure: (cause: Cause<E>) => mailbox.failCause(cause),
         onDone: () => mailbox.end
       })
-      return channel.unwrapScopedWith((scope) =>
+      return fiberRuntime.scopeWith((scope) =>
         stream.toChannel(self).pipe(
           coreChannel.pipeTo(writer),
           channelExecutor.runIn(scope),

-Original file line number
+Diff line change
@@ @@ -0,0 +1,5 @@ @@
 +---
 +"effect": patch
 +---
++
 +fix Mailbox.fromStream