create-new-app/versionCheck.js

Easily generate a new React application, optionally with Express & MongoDB.

#!/usr/bin/env node
// Possible permissions errors? - http://bit.ly/2Z5PKsZ

let nodeVersion

try {
  //     v10    13     1
  const [major, minor, _patch] = process.version.split('.')
  nodeVersion = Number(`${major.slice(1)}.${minor}`)
} catch (e) {}

const spaces = ' '.repeat(38 - process.version.toString().length)

if (nodeVersion !== undefined && nodeVersion < 10.13) {
  const message = `
    ╭───────────────────────────────────────────────────────────────────╮
    │                                                                   │
    │  Create New App requires Node >= 10.13.0 and npm >= 7             │
    │  You're using Node version ${process.version} ${spaces}│
    │                                                                   │
    │  Please upgrade Node                                              │
    │  The easiest way is to use Node Version Manager:                  │
    │    https://github.com/creationix/nvm                              │
    │                                                                   │
    ╰───────────────────────────────────────────────────────────────────╯
  `

  console.log(message)
  process.exit(1)
}