From 156fef9ceae212950f7355d5e3ca8d6e4890cfe0 Mon Sep 17 00:00:00 2001
From: Kenta Moriuchi <moriken@kimamass.com>
Date: Thu, 22 Dec 2022 10:54:38 +0900
Subject: fix(ext): Add checks for owning properties in for-in loops (#17139)

In the for-in loops, there were a few places where we forgot to check if
objects owned some properties, so I added them.
---
 ext/crypto/00_crypto.js | 7 +++++++
 1 file changed, 7 insertions(+)

(limited to 'ext/crypto/00_crypto.js')

diff --git a/ext/crypto/00_crypto.js b/ext/crypto/00_crypto.js
index f56bfb6c0..044cc1f26 100644
--- a/ext/crypto/00_crypto.js
+++ b/ext/crypto/00_crypto.js
@@ -29,6 +29,7 @@
     JSONStringify,
     MathCeil,
     ObjectAssign,
+    ObjectPrototypeHasOwnProperty,
     ObjectPrototypeIsPrototypeOf,
     StringPrototypeToLowerCase,
     StringPrototypeToUpperCase,
@@ -211,6 +212,9 @@
     // 5.
     let desiredType = undefined;
     for (const key in registeredAlgorithms) {
+      if (!ObjectPrototypeHasOwnProperty(registeredAlgorithms, key)) {
+        continue;
+      }
       if (
         StringPrototypeToUpperCase(key) === StringPrototypeToUpperCase(algName)
       ) {
@@ -242,6 +246,9 @@
     const dict = simpleAlgorithmDictionaries[desiredType];
     // 10.
     for (const member in dict) {
+      if (!ObjectPrototypeHasOwnProperty(dict, member)) {
+        continue;
+      }
       const idlType = dict[member];
       const idlValue = normalizedAlgorithm[member];
       // 3.
-- 
cgit v1.2.3