From 72ca2fc92f4ea4f9b5f5d799c396b5985452fdd0 Mon Sep 17 00:00:00 2001
From: Phil Pluckthun <phil@kitten.sh>
Date: Tue, 14 Mar 2023 17:06:25 +0000
Subject: [PATCH] Replace slice with startsWith

---
 packages/core/src/internal/fetchSource.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packages/core/src/internal/fetchSource.ts b/packages/core/src/internal/fetchSource.ts
index 37c45c913a..062c65be2c 100644
--- a/packages/core/src/internal/fetchSource.ts
+++ b/packages/core/src/internal/fetchSource.ts
@@ -91,7 +91,7 @@ async function* fetchOperation(
               : makeResult(operation, payload, response));
           } catch (_error) {}
 
-          if (next.slice(0, 2) === '--' || (payload && !payload.hasNext)) {
+          if (next.startsWith('--') || (payload && !payload.hasNext)) {
             if (!result) yield makeResult(operation, {}, response);
             break chunks;
           }