{
  "name": "mtnl",
  "version": "1.0.0",
  "description": "measurement to natural language",
  "main": "app.js",
  "scripts": {
    "test": "mocha test"
  },
  "author": "Alexei Dvorac",
  "license": "MIT",
  "devDependencies": {
    "chai": "^3.5.0",
    "mocha": "^2.5.3"
  }
}

{
  "name": "mtnl",
  "version": "1.0.0",
  "description": "measurement to natural language",
  "main": "app.js",
  "scripts": {
    "test": "mocha -w --watch-extensions json"
  },
  "author": "Alexei Dvorac",
  "license": "MIT",
  "devDependencies": {
    "chai": "^3.5.0",
    "mocha": "^2.5.3"
  }
}

Update npm test command to watch json files.
Update npm test command to watch json files.
