modern-node/src/uninstall.js

> All-in-one development toolkit for creating node modules with Jest, Prettier, ESLint, and Standard

const fs = require('fs')
const path = require('path')

const { getGitFolderPath } = require('./utils')

const root = path.resolve(__dirname, '..')
const git = getGitFolderPath(root)

// Location of pre-commit hook, if it exists
var precommit = path.resolve(git, 'hooks', 'pre-commit')

// Bail out if we don't have pre-commit file, it might be removed manually.
if (!fs.existsSync(precommit)) return

// If we don't have an old file, we should just remove the pre-commit hook. But
// if we do have an old precommit file we want to restore that.
if (!fs.existsSync(precommit + '.old')) {
  fs.unlinkSync(precommit)
} else {
  fs.writeFileSync(precommit, fs.readFileSync(precommit + '.old'))
  fs.chmodSync(precommit, '755')
  fs.unlinkSync(precommit + '.old')
}