From 788f2831ec41b53259c201cb69ca99e3a278fe6c Mon Sep 17 00:00:00 2001
From: Akhil Marsonya <akhil.marsonya27@gmail.com>
Date: Wed, 26 Jan 2022 07:28:08 +0530
Subject: [PATCH] lib: refactor to use primordials in `lib/assert.js`

---
 lib/assert.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/assert.js b/lib/assert.js
index 9a684cbe5fd6bf..bbd3c283c5f0e9 100644
--- a/lib/assert.js
+++ b/lib/assert.js
@@ -965,10 +965,10 @@ assert.ifError = function ifError(err) {
       // This will remove any duplicated frames from the error frames taken
       // from within `ifError` and add the original error frames to the newly
       // created ones.
-      const origStackStart = origStack.indexOf('\n    at');
+      const origStackStart = StringPrototypeIndexOf(origStack, '\n    at');
       if (origStackStart !== -1) {
         const originalFrames = StringPrototypeSplit(
-          origStack.slice(origStackStart + 1),
+          StringPrototypeSlice(origStack, origStackStart + 1),
           '\n'
         );
         // Filter all frames existing in err.stack.