From cb34358dd9ceb0b2a7ddcf14120000cb060d8181 Mon Sep 17 00:00:00 2001
From: PerfectPan <perfectpan325@gmail.com>
Date: Tue, 5 Nov 2019 15:08:42 +0800
Subject: [PATCH] assert: replace var with let in lib/assert.js
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Refs: https://github.com/nodejs/code-and-learn/issues/97

PR-URL: https://github.com/nodejs/node/pull/30261
Reviewed-By: Yongsheng Zhang <zyszys98@gmail.com>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>
Reviewed-By: Сковорода Никита Андреевич <chalkerx@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
---
 lib/assert.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/assert.js b/lib/assert.js
index d307582d1fd..4ce3c3bfdef 100644
--- a/lib/assert.js
+++ b/lib/assert.js
@@ -186,7 +186,7 @@ function getCode(fd, line, column) {
     buffer = lines < line ? buffer : Buffer.allocUnsafe(bytesPerRead);
     bytesRead = readSync(fd, buffer, 0, bytesPerRead);
     // Read the buffer until the required code line is found.
-    for (var i = 0; i < bytesRead; i++) {
+    for (let i = 0; i < bytesRead; i++) {
       if (buffer[i] === 10 && ++lines === line) {
         // If the end of file is reached, directly parse the code and return.
         if (bytesRead < bytesPerRead) {
@@ -863,7 +863,7 @@ assert.ifError = function ifError(err) {
       tmp2.shift();
       // Filter all frames existing in err.stack.
       let tmp1 = newErr.stack.split('\n');
-      for (var i = 0; i < tmp2.length; i++) {
+      for (let i = 0; i < tmp2.length; i++) {
         // Find the first occurrence of the frame.
         const pos = tmp1.indexOf(tmp2[i]);
         if (pos !== -1) {