tools: replace var to let/const

PR-URL: https://github.com/nodejs/node/pull/26398
Reviewed-By: Richard Lau <riclau@uk.ibm.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Refael Ackermann <refack@gmail.com>
Reviewed-By: Сковорода Никита Андреевич <chalkerx@gmail.com>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>

1 files changed, 20 insertions, 20 deletions

diff --git a/tools/lint-js.js b/tools/lint-js.js
index 807c7d9d85f..45941d8ceb4 100644
--- a/tools/lint-js.js
+++ b/tools/lint-js.js
@@ -25,24 +25,24 @@ if (process.argv.indexOf('-F') !== -1)
 const cli = new CLIEngine(cliOptions);
 
 if (cluster.isMaster) {
-  var numCPUs = 1;
+  let numCPUs = 1;
   const paths = [];
-  var files = null;
-  var totalPaths = 0;
-  var failures = 0;
-  var successes = 0;
-  var lastLineLen = 0;
-  var curPath = 'Starting ...';
-  var showProgress = true;
+  let files = null;
+  let totalPaths = 0;
+  let failures = 0;
+  let successes = 0;
+  let lastLineLen = 0;
+  let curPath = 'Starting ...';
+  let showProgress = true;
   const globOptions = {
     nodir: true
   };
   const workerConfig = {};
-  var startTime;
-  var formatter;
-  var outFn;
-  var fd;
-  var i;
+  let startTime;
+  let formatter;
+  let outFn;
+  let fd;
+  let i;
 
   // Check if spreading work among all cores/cpus
   if (process.argv.indexOf('-J') !== -1)
@@ -169,7 +169,7 @@ if (cluster.isMaster) {
       // We either just started or we have no more files to lint for the current
       // path. Find the next path that has some files to be linted.
       while (paths.length) {
-        var dir = paths.shift();
+        let dir = paths.shift();
         curPath = dir;
         const patterns = cli.resolveFileGlobPatterns([dir]);
         dir = path.resolve(patterns[0]);
@@ -188,7 +188,7 @@ if (cluster.isMaster) {
     // workers busy most of the time instead of only a minority doing most of
     // the work.
     const sliceLen = Math.min(maxWorkload, Math.ceil(files.length / numCPUs));
-    var slice;
+    let slice;
     if (sliceLen === files.length) {
       // Micro-optimization to avoid splicing to an empty array
       slice = files;
@@ -212,10 +212,10 @@ if (cluster.isMaster) {
     const secs = `${elapsed % 60}`.padStart(2, '0');
     const passed = `${successes}`.padStart(6);
     const failed = `${failures}`.padStart(6);
-    var pct = Math.ceil(((totalPaths - paths.length) / totalPaths) * 100);
-    pct = `${pct}`.padStart(3);
+    let pct = `${Math.ceil(((totalPaths - paths.length) / totalPaths) * 100)}`;
+    pct = pct.padStart(3);
 
-    var line = `[${mins}:${secs}|%${pct}|+${passed}|-${failed}]: ${curPath}`;
+    let line = `[${mins}:${secs}|%${pct}|+${passed}|-${failed}]: ${curPath}`;
 
     // Truncate line like cpplint does in case it gets too long
     if (line.length > 75)
@@ -229,7 +229,7 @@ if (cluster.isMaster) {
 } else {
   // Worker
 
-  var config = {};
+  let config = {};
   process.on('message', (files) => {
     if (files instanceof Array) {
       // Lint some files
@@ -246,7 +246,7 @@ if (cluster.isMaster) {
         // Silence warnings for files with no errors while keeping the "ok"
         // status
         if (report.warningCount > 0) {
-          for (var i = 0; i < results.length; ++i) {
+          for (let i = 0; i < results.length; ++i) {
             const result = results[i];
             if (result.errorCount === 0 && result.warningCount > 0) {
               result.warningCount = 0;