From b07b34208675055e90a74de55e468101e265f89e Mon Sep 17 00:00:00 2001
From: XhmikosR <xhmikosr@gmail.com>
Date: Wed, 13 May 2020 22:49:41 +0300
Subject: [PATCH] Partially Revert "Use regex.test() when we want to check for
 a Boolean. (#29969)" (#30770)

This partially reverts commit 9c2b9ac74d4abb5ec8b7864054315de3409d5f3a.
---
 js/src/util/sanitizer.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/js/src/util/sanitizer.js b/js/src/util/sanitizer.js
index ffb19e838d..35f6db9ec8 100644
--- a/js/src/util/sanitizer.js
+++ b/js/src/util/sanitizer.js
@@ -37,7 +37,7 @@ const allowedAttribute = (attr, allowedAttributeList) => {
 
   if (allowedAttributeList.indexOf(attrName) !== -1) {
     if (uriAttrs.indexOf(attrName) !== -1) {
-      return SAFE_URL_PATTERN.test(attr.nodeValue) || DATA_URL_PATTERN.test(attr.nodeValue)
+      return Boolean(attr.nodeValue.match(SAFE_URL_PATTERN) || attr.nodeValue.match(DATA_URL_PATTERN))
     }
 
     return true
@@ -47,7 +47,7 @@ const allowedAttribute = (attr, allowedAttributeList) => {
 
   // Check if a regular expression validates the attribute.
   for (let i = 0, len = regExp.length; i < len; i++) {
-    if (regExp[i].test(attrName)) {
+    if (attrName.match(regExp[i])) {
       return true
     }
   }
-- 
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