scripts.json

{
  "scripts": {
    "clean": "rimraf lib",
    "test": "karma start --single-run",
    "tdd": "karma start",
    "check": "npm run lint && npm test",
    "build": "babel --ignore __tests__ src --out-dir lib",
    "lint": "eslint src",
    "preversion": "npm run clean && npm run check",
    "version": "npm run build",
    "postversion": "git push && git push --tags && npm run clean",
    "prepublish": "npm run clean && npm run build"
  }
}