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module.js
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module.js
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// NPM Module: 'cli-color'
const color = require('cli-color');
// IIFS (Immediately Invoked Function Expression) Function
(function(value) {
// Print Log
console.log(color.green(value))
})("IIFS Function: Executed")
/* Next Line */
console.log("\n")
/* Import Modules */
const authModule = require('./auth')
const pathModule = require('path')
const fsModule = require('fs')
const osModule = require('os')
/* CUSTOM MODULE - Heading */
console.log(color.blueBright("Custom Modules"))
/* Register User */
authModule.registration("[email protected]")
/* Login User */
authModule.login("[email protected]")
/* Next Line */
console.log("\n")
/* PATH MODULE - Heading */
console.log(color.blueBright("Path Module"))
/* Print Current File Name */
console.log("File Name:", pathModule.basename(__filename))
/* Print Current File Extension Name */
console.log("File Extension Name", pathModule.extname(__filename))
/* Parse Current File */
console.log("Parse File", pathModule.parse(__filename))
/* Join */
console.log("Join Example:", pathModule.join(
__dirname,
color.green(pathModule.basename(__filename))
))
/* Next Line */
console.log("\n")
/* FILE SYSTEM MODULE - Heading */
console.log(color.blueBright("File System Module"))
/* Make Directory */
const dir = pathModule.join(
__dirname,
"public" // Making New Directory
)
fsModule.mkdir(dir, (error) => {
if(error) {
/* Print Log */
console.log(color.red("Make Directory Failed: " + error.message))
/* Print Log */
console.log(error)
return
}
/* Print Log */
console.log(`Directory Created: ${dir}`)
})
/* Create File */
const filePath = pathModule.join(
__dirname,
"public",
"index.html"
)
const fileContent = "Hello NodeJS"
const fileError = (error) => {
if(error) {
/* Print Log */
console.log(color.red("Create File Failed: " + error.message))
/* Print Log */
console.log(error)
return
}
/* Print Log */
console.log(`File Created: ${filePath}`)
}
fsModule.writeFile(filePath, fileContent, fileError)
/* Read File - 1 */
fsModule.readFile(filePath, (error, bufferContent) => {
if(error) {
throw error
}
const buffer = Buffer.from(bufferContent)
/* Print Log */
console.log(buffer.toString())
})
/* Append Data */
fsModule.appendFile(filePath, "Welcome to Learning", (error) => {
if(error) {
throw error
}
})
/* Read File - 2 */
fsModule.readFile(filePath, "utf-8", (error, content) => {
if(error) {
throw error
}
/* Print Log */
console.log(content)
})
/* Next Line */
console.log("\n")
/* OPERATING SYSTEM MODULE - Heading */
console.log(color.blueBright("Operating System Module"))
/* OS Type */
console.log("OS Type: " + osModule.type)
console.log("OS Platform: " + osModule.platform)
console.log("CPU Architecture: " + osModule.arch)