Init JS project with Airbnb style guide

init-project-js.sh

#!/bin/sh

DEFAULT_GITIGNORE='.idea\nnode_modules'
DEFAULT_ESLINTIGNORE='node_modules'
DEFAULT_ESLINTRC='{"parser":"babel-eslint","extends":"airbnb","plugins":["prefer-object-spread"],"rules":{"prefer-object-spread/prefer-object-spread":2}}'
DEFAULT_BABELRC='{"presets":["env"]}'

git init
npm init -y
npm i -D babel-eslint eslint-plugin-prefer-object-spread jest babel-jest
npx install-peerdeps --dev eslint-config-airbnb
echo $DEFAULT_ESLINTRC > .eslintrc
echo $DEFAULT_ESLINTIGNORE > .eslintignore
echo $DEFAULT_GITIGNORE > .gitignore
echo $DEFAULT_BABELRC > .babelrc
touch index.js

jest --init