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process: replace var with let/const #30382

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process: replace var with let/const #30382

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18 changes: 9 additions & 9 deletions lib/internal/process/stdio.js
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Original file line number Diff line number Diff line change
Expand Up @@ -19,9 +19,9 @@ function dummyDestroy(err, cb) {
}

function getMainThreadStdio() {
var stdin;
var stdout;
var stderr;
let stdin;
let stdout;
let stderr;

function getStdout() {
if (stdout) return stdout;
Expand Down Expand Up @@ -53,7 +53,7 @@ function getMainThreadStdio() {

switch (guessHandleType(fd)) {
case 'TTY':
var tty = require('tty');
const tty = require('tty');
stdin = new tty.ReadStream(fd, {
highWaterMark: 0,
readable: true,
Expand All @@ -62,13 +62,13 @@ function getMainThreadStdio() {
break;

case 'FILE':
var fs = require('fs');
const fs = require('fs');
stdin = new fs.ReadStream(null, { fd: fd, autoClose: false });
break;

case 'PIPE':
case 'TCP':
var net = require('net');
const net = require('net');

// It could be that process has been started with an IPC channel
// sitting on fd=0, in such case the pipe for this fd is already
Expand Down Expand Up @@ -147,11 +147,11 @@ function getMainThreadStdio() {
}

function createWritableStdioStream(fd) {
var stream;
let stream;
// Note stream._type is used for test-module-load-list.js
switch (guessHandleType(fd)) {
case 'TTY':
var tty = require('tty');
const tty = require('tty');
stream = new tty.WriteStream(fd);
stream._type = 'tty';
break;
Expand All @@ -164,7 +164,7 @@ function createWritableStdioStream(fd) {

case 'PIPE':
case 'TCP':
var net = require('net');
const net = require('net');

// If fd is already being used for the IPC channel, libuv will return
// an error when trying to use it again. In that case, create the socket
Expand Down