Types Installer

types.js

const package ={
    "name": "project-euler",
    "version": "1.0.0",
    "description": "Evan Louie's solutions to the problems found on https://projecteuler.net",
    "main": "./dist/bundle.js",
    "scripts": {
        "test": "echo \"Error: no test specified\" && exit 1",
        "build": "webpack -p --progress",
        "watch": "webpack -d --progress --watch"
    },
    "repository": {
        "type": "git",
        "url": "git+https://github.com/evanlouie/project-euler.git"
    },
    "keywords": [
        "project",
        "euler",
        "math",
        "algorithms",
        "data-structures",
        "react",
        "node",
        "typescript",
        "babel",
        "es6"
    ],
    "author": "Evan Louie",
    "license": "ISC",
    "bugs": {
        "url": "https://github.com/evanlouie/project-euler/issues"
    },
    "homepage": "https://github.com/evanlouie/project-euler#readme",
    "dependencies": {
        "babel-polyfill": "^6.23.0",
        "material-ui": "^0.18.7",
        "react": "^15.6.1",
        "react-dom": "^15.6.1",
        "react-tap-event-plugin": "^2.0.1"
    },
    "devDependencies": {
        "@types/material-ui": "^0.17.19",
        "@types/node": "^8.0.19",
        "@types/react": "^16.0.0",
        "@types/react-dom": "^15.5.1",
        "@types/react-tap-event-plugin": "0.0.30",
        "babel-core": "^6.25.0",
        "babel-loader": "^7.1.1",
        "babel-plugin-transform-object-assign": "^6.22.0",
        "babel-preset-latest": "^6.24.1",
        "source-map-loader": "^0.2.1",
        "ts-loader": "^2.3.2",
        "tslint": "^5.5.0",
        "tslint-loader": "^3.5.3",
        "typescript": "^2.4.2",
        "webpack": "^3.4.1"
    }
};

const deps = [
    ...Object.keys(package.dependencies),
    ...Object.keys(package.devDependencies)
].filter(dep => !dep.includes("@types"));

const types = deps.map(dep => `@types/${dep}`);
const cmd = types.map(type => `npm install --save-dev ${type};`).join(' ');
console.log(cmd);