From 7f1b7abb154c98a6f09ac56f75bf28cd61186033 Mon Sep 17 00:00:00 2001
From: Andrey Popp <8mayday@gmail.com>
Date: Sun, 13 Mar 2022 23:54:03 +0300
Subject: Make setc not fail on matches

---
 docs/bqn.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'docs')

diff --git a/docs/bqn.js b/docs/bqn.js
index 4bc4aead..f0b62638 100644
--- a/docs/bqn.js
+++ b/docs/bqn.js
@@ -50,7 +50,7 @@ let preview = false;
 let inpreview = () => preview;
 
 let setc = (d, id, v) => {
-  if (preview && !id.e.inpreview)
+  if (preview && id.e != null && !id.e.inpreview)
     throw {kind: 'previewError', message: 'side effects are not allowed'};
   return set(d, id, v);
 }
-- 
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