From 6ae2e576d81d7315bbc5f5a818107875a56a5430 Mon Sep 17 00:00:00 2001
From: Yury Semikhatsky <yurys@chromium.org>
Date: Wed, 3 Feb 2021 16:56:36 -0800
Subject: [PATCH] fix: properly detect function literals (#5296)

---
 src/server/injected/utilityScript.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/server/injected/utilityScript.ts b/src/server/injected/utilityScript.ts
index a5a1ef0fde..3d8ac8b263 100644
--- a/src/server/injected/utilityScript.ts
+++ b/src/server/injected/utilityScript.ts
@@ -22,7 +22,7 @@ export default class UtilityScript {
     const handles = argsAndHandles.slice(argCount);
     const parameters = args.map(a => parseEvaluationResultValue(a, handles));
     expression = expression.trim();
-    if (expression.startsWith('function ') || expression.startsWith('async function '))
+    if (/^(async)?\s*function(\s|\()/.test(expression))
       expression = '(' + expression + ')';
     let result = global.eval(expression);
     if (isFunction === true) {