From ee54d259400db0f31e13281a08a292c7da15d233 Mon Sep 17 00:00:00 2001
From: Yasuhiro Matsumoto <mattn.jp@gmail.com>
Date: Fri, 24 May 2024 03:27:55 +0900
Subject: [PATCH] set nil to ch

---
 opensearch/query.go | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/opensearch/query.go b/opensearch/query.go
index bcc1eaf..b30c436 100644
--- a/opensearch/query.go
+++ b/opensearch/query.go
@@ -110,6 +110,7 @@ func (oss *OpensearchStorage) QueryEvents(ctx context.Context, filter nostr.Filt
 				ch <- evt
 			}
 			close(ch)
+			ch = nil
 		} else {
 			return nil, fmt.Errorf("error getting by id: %w", err)
 		}
@@ -152,7 +153,9 @@ func (oss *OpensearchStorage) QueryEvents(ctx context.Context, filter nostr.Filt
 				}
 			}
 		}
-		close(ch)
+		if ch != nil {
+			close(ch)
+		}
 	}()
 
 	return ch, nil