.eslintrc.js

module.exports = {
  "env": {
    "browser": true,
    "node": true,
  },
  "extends": "airbnb",
  "parserOptions": {
    "ecmaVersion": 6,
    "sourceType": "module",
    "allowImportExportEverywhere": false,
  },
  "rules": {
    // override defaults
    "comma-dangle": [2, "only-multiline"],
    "eqeqeq": [2, "smart"],
    "max-len": [2, {
      "code": 120, "tabWidth": 2, "ignoreUrls": true, "ignoreComments": false,
      "ignoreRegExpLiterals": true, "ignoreStrings": true, "ignoreTemplateLiterals": true,
    }],
    "newline-per-chained-call": [2, {"ignoreChainWithDepth": 4}],
    "no-cond-assign": [2, "except-parens"],
    "no-multi-spaces": [2, {"exceptions": {
      "ImportDeclaration": true,
      "Property": true,
      "VariableDeclarator": true,
    }}],
    "prefer-destructuring": [2, {
      "array": false,
      "object": true
    }, {
      "enforceForRenamedProperties": false
    }],
    "space-before-function-paren": [2, "never"],

    // disable defaults
    "arrow-parens": 0,
    "brace-style": 0,
    "consistent-return": 0,
    "func-names": 0,
    "no-confusing-arrow": 0,
    "no-console": 0,
    "no-nested-ternary": 0,
    "no-param-reassign": 0,
    "no-plusplus": 0,
    "no-shadow": 0,
    "no-underscore-dangle": 0,
    "object-curly-newline": 0,
    "padded-blocks": 0,
  },
};