From 770ed280cfc074aca8f3801e202fdfabf10e5b51 Mon Sep 17 00:00:00 2001
From: Georgii Dolzhykov <thorn.mailbox@gmail.com>
Date: Tue, 16 Mar 2021 17:53:05 +0200
Subject: [PATCH] Playground: serialize errors in AST (#10548)

---
 website/static/worker.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/website/static/worker.js b/website/static/worker.js
index 5af519105..18e423b56 100644
--- a/website/static/worker.js
+++ b/website/static/worker.js
@@ -41,7 +41,11 @@ function serializeAst(ast) {
   return JSON.stringify(
     ast,
     (_, value) =>
-      typeof value === "bigint" ? `BigInt('${String(value)}')` : value,
+      value instanceof Error
+        ? { name: value.name, message: value.message, ...value }
+        : typeof value === "bigint"
+        ? `BigInt('${String(value)}')`
+        : value,
     2
   );
 }