No const warning 😢

_test.sh

./node_modules/.bin/babel test.js # SyntaxError: test.js: Line 2: "FOO" is read-only

./node_modules/.bin/eslint test.js # Nothing

package.json

{
  "dependencies": {
    "babel": "^5.4.7",
    "babel-eslint": "^3.1.9",
    "eslint": "^0.21.2"
  },
  "eslintConfig": {
    "parser": "babel-eslint",
    "rules": {
      "strict": 0
    },
    "env": {
      "es6": true,
      "node": true
    }
  }
}

test.js

const FOO = 1;
FOO = 2;
console.log(FOO);