From da9eec686e1539dce6fc2eb2405a35b94afc57ac Mon Sep 17 00:00:00 2001
From: Shreyas Goenka <shreyas.goenka@databricks.com>
Date: Fri, 12 Jun 2026 16:55:55 +0000
Subject: [PATCH] [DO NOT MERGE] test: add errs.Count helper to exercise
 oss-review-bot

Smoke-test PR for the Claude Code review flow (ESI-4750). Will be
closed without merging once the bot posts a review.

Co-authored-by: Isaac
---
 libs/errs/aggregate.go | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/libs/errs/aggregate.go b/libs/errs/aggregate.go
index ba856100b30..83cbc5ca978 100644
--- a/libs/errs/aggregate.go
+++ b/libs/errs/aggregate.go
@@ -27,6 +27,15 @@ func FromMany(errors ...error) error {
 	return aggregateErr
 }
 
+// Count returns the number of errors aggregated in err.
+// Returns 0 if err was not created by FromMany.
+func Count(err error) int {
+	if agg, ok := err.(*aggregateError); ok {
+		return len(agg.errors)
+	}
+	return 0
+}
+
 func (ce *aggregateError) Error() string {
 	var b []byte
 	for i, err := range ce.errors {