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Chapter 2: standard and review edits
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@@ -1,12 +1,12 @@ | ||
const net = require('net'); | ||
const net = require('net') | ||
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const HOSTNAME = 'localhost'; | ||
const PORT = 3000; | ||
const HOSTNAME = 'localhost' | ||
const PORT = 3000 | ||
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const socket = net.connect(PORT, HOSTNAME); | ||
const socket = net.connect(PORT, HOSTNAME) | ||
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socket.write('World'); | ||
socket.write('World') | ||
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socket.on('data', (data) => { | ||
console.log(data.toString()); | ||
}); | ||
console.log(data.toString()) | ||
}) |
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@@ -1,13 +1,12 @@ | ||
const net = require('net'); | ||
const net = require('net') | ||
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const HOSTNAME = 'localhost'; | ||
const PORT = 3000; | ||
const HOSTNAME = 'localhost' | ||
const PORT = 3000 | ||
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net.createServer((socket) => { | ||
console.log('Client connected.'); | ||
console.log('Client connected.') | ||
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socket.on('data', name => { | ||
socket.write(`Hello ${name}!`); | ||
}); | ||
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}).listen(PORT, HOSTNAME); | ||
socket.on('data', name => { | ||
socket.write(`Hello ${name}!`) | ||
}) | ||
}).listen(PORT, HOSTNAME) |
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@@ -1,6 +1,4 @@ | ||
'use strict' | ||
const fs = require('fs') | ||
const file = './file.txt' | ||
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const fs = require('fs'); | ||
const file = './file.txt'; | ||
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fs.chmodSync("./file.txt", 0o664); | ||
fs.chmodSync(file, 0o664) |
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@@ -1,9 +1,7 @@ | ||
'use strict' | ||
const fs = require('fs') | ||
const file = './file.txt' | ||
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const fs = require('fs'); | ||
const file = './file.txt'; | ||
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fs.chmodSync("./file.txt", | ||
fs.constants.S_IRUSR | fs.constants.S_IWUSR | | ||
fs.constants.S_IRGRP | fs.constants.S_IWGRP | | ||
fs.constants.S_IROTH); | ||
fs.chmodSync(file, | ||
fs.constants.S_IRUSR | fs.constants.S_IWUSR | | ||
fs.constants.S_IRGRP | fs.constants.S_IWGRP | | ||
fs.constants.S_IROTH) |
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@@ -1,9 +1,9 @@ | ||
const fs = require('fs'); | ||
const file = process.argv[2]; | ||
const fs = require('fs') | ||
const file = process.argv[2] | ||
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function printMetadata(file) { | ||
const fileStats = fs.statSync(file); | ||
console.log(fileStats); | ||
}; | ||
function printMetadata (file) { | ||
const fileStats = fs.statSync(file) | ||
console.log(fileStats) | ||
} | ||
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printMetadata(file); | ||
printMetadata(file) |
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@@ -1,13 +1,13 @@ | ||
const fs = require('fs'); | ||
const file = process.argv[2]; | ||
const fs = require('fs') | ||
const file = process.argv[2] | ||
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function printMetadata(file) { | ||
try { | ||
const fileStats = fs.statSync(file); | ||
console.log(fileStats); | ||
} catch (err) { | ||
console.error("Error reading file path:", file); | ||
} | ||
}; | ||
function printMetadata (file) { | ||
try { | ||
const fileStats = fs.statSync(file) | ||
console.log(fileStats) | ||
} catch (err) { | ||
console.error('Error reading file path:', file) | ||
} | ||
} | ||
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printMetadata(file); | ||
printMetadata(file) |
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@@ -1,6 +1,6 @@ | ||
const fs = require('fs'); | ||
const file = './file.txt'; | ||
const fs = require('fs') | ||
const file = './file.txt' | ||
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fs.watchFile(file, (current, previous) => { | ||
return console.log(`${file} updated ${time}`) | ||
}); | ||
return console.log(`${file} updated ${time}`) | ||
}) |
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@@ -1,8 +1,8 @@ | ||
const fs = require('fs'); | ||
const file = './file.txt'; | ||
const moment = require('moment'); | ||
const fs = require('fs') | ||
const file = './file.txt' | ||
const moment = require('moment') | ||
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fs.watch(file, (eventType, filename) => { | ||
const time = moment().format('MMMM Do YYYY, h:mm:ss a'); | ||
return console.log(`${filename} updated ${time}`) | ||
}); | ||
const time = moment().format('MMMM Do YYYY, h:mm:ss a') | ||
return console.log(`${filename} updated ${time}`) | ||
}) |
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@@ -1,4 +1,4 @@ | ||
process.stdin.on('data', (data) => { | ||
let name = data.toString().trim().toUpperCase(); | ||
process.stdout.write(`Hello ${name}!`); | ||
}); | ||
process.stdin.on('data', data => { | ||
const name = data.toString().trim().toUpperCase() | ||
process.stdout.write(`Hello ${name}!`) | ||
}) |
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@@ -1,8 +1,8 @@ | ||
process.stdin.on('data', data => { | ||
let name = data.toString().trim().toUpperCase(); | ||
if (name != '') { | ||
process.stdout.write(`Hello ${name}!`); | ||
} else { | ||
process.stderr.write('Input was empty.'); | ||
} | ||
}); | ||
const name = data.toString().trim().toUpperCase() | ||
if (name !== '') { | ||
process.stdout.write(`Hello ${name}!`) | ||
} else { | ||
process.stderr.write('Input was empty.') | ||
} | ||
}) |
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@@ -1,5 +1,5 @@ | ||
first(args, function () { | ||
second(args, function () { | ||
third(args, function () {}) | ||
}) | ||
}) | ||
second(args, function () { | ||
third(args, function () {}) | ||
}) | ||
}) |
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@@ -1,16 +1,16 @@ | ||
const fs = require('fs'); | ||
const fs = require('fs') | ||
const path = require('path') | ||
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const filepath = path.join(process.cwd(), 'hello.txt'); | ||
const filepath = path.join(process.cwd(), 'hello.txt') | ||
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fs.readFile(filepath, 'utf8', function (err, contents) { | ||
if (err) { | ||
return console.log(err); | ||
} | ||
console.log("File Contents:", contents); | ||
contents = contents.toUpperCase(); | ||
fs.writeFile(filepath, contents, function (err) { | ||
if (err) throw err; | ||
console.log("File updated.") | ||
}); | ||
}); | ||
if (err) { | ||
return console.log(err) | ||
} | ||
console.log('File Contents:', contents) | ||
const upperContents = contents.toUpperCase() | ||
fs.writeFile(filepath, upperContents, function (err) { | ||
if (err) throw err | ||
console.log('File updated.') | ||
}) | ||
}) |
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@@ -1,20 +1,22 @@ | ||
const fs = require('fs'); | ||
const fs = require('fs') | ||
const path = require('path') | ||
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const filepath = path.join(process.cwd(), 'hello.txt'); | ||
const filepath = path.join(process.cwd(), 'hello.txt') | ||
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fs.readFile(filepath, 'utf8', function (err, contents) { | ||
if (err) { | ||
return console.log(err); | ||
} | ||
console.log("File Contents:", contents); | ||
contents = contents.toUpperCase(); | ||
updateFile(filepath, contents); | ||
}); | ||
if (err) { | ||
return console.log(err) | ||
} | ||
console.log('File Contents:', contents) | ||
const upperContents = contents.toUpperCase() | ||
setTimeout(() => updateFile(filepath, upperContents), 10) | ||
}) | ||
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function updateFile(filepath, contents) { | ||
fs.writeFile(filepath, contents, function (err) { | ||
if (err) throw err; | ||
console.log("File updated."); | ||
}); | ||
}; | ||
fs.writeFile(filepath, contents, function (err) { | ||
if (err) throw err | ||
console.log('File updated.') | ||
}) | ||
} | ||
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setInterval(() => process.stdout.write('**** \n'), 1).unref() |
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@@ -1,15 +1,15 @@ | ||
const fs = require("fs").promises; | ||
const path = require('path'); | ||
const fs = require('fs').promises | ||
const path = require('path') | ||
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const filepath = path.join(process.cwd(), 'hello.txt'); | ||
const filepath = path.join(process.cwd(), 'hello.txt') | ||
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async function run() { | ||
try { | ||
const contents = await fs.readFile(filepath, 'utf8'); | ||
console.log("File Contents:", contents); | ||
} catch (error) { | ||
console.error(error); | ||
} | ||
}; | ||
async function run () { | ||
try { | ||
const contents = await fs.readFile(filepath, 'utf8') | ||
console.log('File Contents:', contents) | ||
} catch (error) { | ||
console.error(error) | ||
} | ||
} | ||
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run(); | ||
run() |
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@@ -1,12 +1,11 @@ | ||
const fs = require('fs'); | ||
const path = require('path'); | ||
const fs = require('fs') | ||
const path = require('path') | ||
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const filepath = path.join(process.cwd(), 'hello.txt'); | ||
const filepath = path.join(process.cwd(), 'hello.txt') | ||
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let contents = fs.readFileSync(filepath, 'utf8'); | ||
console.log("File Contents:", contents); | ||
const contents = fs.readFileSync(filepath, 'utf8') | ||
console.log('File Contents:', contents) | ||
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contents = contents.toString().toUpperCase(); | ||
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fs.writeFileSync(filepath, contents); | ||
console.log("File updated."); | ||
const upperContents = contents.toUpperCase() | ||
fs.writeFileSync(filepath, upperContents) | ||
console.log('File updated.') |