index.js

/**
 * .eslintrc.js
 * https://eslint.org/docs/user-guide/configuring
 *
 * Why do I need a linter?
 *   http://www.sublimelinter.com/en/latest/about.html#why-do-i-need-a-linter
 *
 * How do I disable linting for a line?
 *   Add a comment: // eslint-disable-line
 */

module.exports = {
  extends: 'airbnb-base',
  parser: 'babel-eslint',
  env: {
    es6: true, // this automatically sets the ecmaVersion parser option to 6
    browser: true,
    node: true,
    mocha: true,
  },
  globals: {
    before: false,
    describe: false,
    it: false,
  },
  plugins: [
    'import',
  ],
  rules: {
    // Overly restrictive
    'arrow-body-style': 'off',

    // Overly restrictive
    'class-methods-use-this': 'off',

    // Overly restrictive
    'consistent-return': 'off',

    // Advantage arguably doesn't outweigh the costs
    'func-names': ['off', 'as-needed'],

    // JS seems to be moving away from export default as a best-practice
    'import/prefer-default-export': 'off',

    // Adds friction to debugging
    'no-console': 'off',

    // Overly restrictive
    'no-param-reassign': 'off',

    // Little advantage
    'no-plusplus': 'off',

    // Overly restrictive
    'no-underscore-dangle': 'off',

    // Un-used arguments can help remind us of function signatures
    'no-unused-vars': ['error', { 'args': 'none' }],

    // Disagree with convention
    'padded-blocks': 'off',

    // Object destructuring = mandatory
    // Array destructuring = optional
    'prefer-destructuring': ['error', {'object': true, 'array': false}],
  }
}