eslintrc.yml

root: true
parserOptions:
  ecmaVersion: 5
  sourceType: "script"

env:
  browser: true

extends:
  # https://github.com/google/eslint-config-google/blob/master/index.js
  - "eslint:recommended"
  - "google"
rules:
  # Possible Errors
  no-unsafe-negation: "error"

  # Best Practices
  accessor-pairs: "error"
  array-callback-return: "error"
  complexity: "error"
  consistent-return: "error"
  curly: ["error", "all"]
  dot-location: ["error", "property"]
  dot-notation: "error"
  eqeqeq: "error"
  no-alert: "error"
  no-div-regex: "error"
  no-eq-null: "error"
  no-eval: "error"
  no-extra-label: "error"
  no-floating-decimal: "error"
  no-global-assign: "error"
  no-implicit-coercion: "error"
  no-implied-eval: "error"
  no-iterator: "error"
  no-labels: "error"
  no-lone-blocks: "error"
  no-new-func: "error"
  no-new: "error"
  no-octal-escape: "error"
  no-param-reassign: "error"
  no-proto: "error"
  no-return-assign: "error"
  no-return-await: "error"
  no-script-url: "error"
  no-self-compare: "error"
  no-sequences: "error"
  no-unmodified-loop-condition: "error"
  no-unused-expressions: "error"
  no-useless-call: "error"
  no-useless-concat: "error"
  no-useless-escape: "error"
  no-useless-return: "error"
  no-void: "error"
  no-warning-comments: "warn"
  prefer-promise-reject-errors: "error"
  radix: "error"
  require-await: "error"
  wrap-iife: ["error", "inside"]

  # Variables
  no-catch-shadow: "error"
  no-label-var: "error"
  no-shadow-restricted-names: "error"
  no-shadow: "error"
  no-undef-init: "error"
  no-undefined: "error"
  no-use-before-define: ["error", { "functions": false }]

  # Stylistic Issues
  block-spacing: "error"
  consistent-this: ["error", "self"]
  indent: ["error", 2, { SwitchCase: 1 }]
  keyword-spacing: "error"
  new-parens: "error"
  no-unneeded-ternary: "error"
  no-whitespace-before-property: "error"
  operator-linebreak: ["error", "after"]
  space-in-parens: "error"
  space-infix-ops: "error"
  space-unary-ops: "error"

  # ECMAScript 6
  no-var: "off"