.eslintrc.yml

env:
  es6: true
  node: true
extends: 'eslint:recommended'
parser: '@babel/eslint-parser'
parserOptions:
  sourceType: module
  ecmaVersion: 8
  requireConfigFile: false
rules:
  accessor-pairs: error
  array-callback-return: error
  arrow-body-style: error
  arrow-parens:
    - error
    - as-needed
  arrow-spacing:
    - error
    - after: true
      before: true
  block-scoped-var: error
  block-spacing:
    - error
    - always
  #brace-style:
  #  - error
  #  - 1tbs
  #  - allowSingleLine: true
  callback-return: off
  camelcase: off
  capitalized-comments: off
  class-methods-use-this: error
  comma-dangle: off
  comma-spacing:
    - error
    - after: true
      before: false
  comma-style:
    - error
    - last
  # complexity: error
  computed-property-spacing:
    - error
    - never
  # consistent-return: error
  consistent-this: error
  curly:
    - error
    - all
  default-case: off
  dot-location:
    - error
    - property
  dot-notation: error
  eol-last: off
  eqeqeq: error
  func-call-spacing: error
  func-name-matching: error
  func-names:
    - error
    - as-needed
  func-style:
    - error
    - declaration
    - allowArrowFunctions: true
  function-paren-newline:
    - error
    - never
  generator-star-spacing: error
  global-require: error
  guard-for-in: error
  handle-callback-err: error
  id-blacklist: error
  id-length: off
  id-match: error
  indent: off
  init-declarations: error
  jsx-quotes: error
  key-spacing: error
  keyword-spacing:
    - error
    - after: true
      before: true
  line-comment-position: off
  linebreak-style:
    - error
    - unix
  lines-around-comment: off
  lines-around-directive: error
  max-depth: error
  max-len: off
  # max-lines: error
  max-nested-callbacks: error
  max-params: off
  max-statements-per-line: off
  multiline-ternary: off
  new-parens: error
  newline-after-var: off
  newline-before-return: off
  newline-per-chained-call: off
  no-alert: error
  no-array-constructor: error
  no-await-in-loop: off
  no-bitwise: error
  no-caller: error
  no-catch-shadow: error
  no-compare-neg-zero: error
  # no-confusing-arrow: error
  no-continue: error
  no-div-regex: error
  no-duplicate-imports: error
  no-else-return: off
  no-empty-function: error
  no-eq-null: error
  no-eval: error
  no-extend-native: error
  no-extra-bind: error
  no-extra-label: error
  no-extra-parens: off
  no-floating-decimal: error
  no-implicit-coercion: error
  no-implicit-globals: error
  no-implied-eval: error
  no-inline-comments: off
  no-invalid-this: error
  no-irregular-whitespace: off
  no-iterator: error
  no-label-var: error
  no-labels: error
  no-lone-blocks: error
  no-lonely-if: error
  no-loop-func: off
  no-magic-numbers: off
  no-mixed-operators: error
  no-mixed-requires: error
  no-multi-assign: off
  no-multi-spaces: off
  no-multi-str: error
  no-multiple-empty-lines: error
  no-native-reassign: error
  no-negated-condition: error
  no-negated-in-lhs: error
  no-nested-ternary: error
  no-new: error
  no-new-func: error
  no-new-object: error
  no-new-require: error
  no-new-wrappers: error
  no-octal-escape: error
  no-param-reassign: off
  no-path-concat: error
  no-plusplus: error
  no-process-exit: error
  no-proto: error
  no-prototype-builtins: off
  no-restricted-globals: error
  no-restricted-imports: error
  no-restricted-modules: error
  no-restricted-properties: error
  no-restricted-syntax: error
  # no-return-assign: error
  no-return-await: error
  no-script-url: error
  no-self-compare: error
  no-sequences: error
  no-shadow: error
  no-shadow-restricted-names: error
  no-spaced-func: error
  no-sync: off
  no-tabs: error
  no-template-curly-in-string: error
  no-ternary: off
  no-throw-literal: error
  no-trailing-spaces: error
  no-undef-init: error
  no-undefined: off
  no-underscore-dangle: off
  no-unmodified-loop-condition: error
  no-unneeded-ternary: error
  no-unused-expressions: error
  no-unused-vars: error
  no-use-before-define: off
  no-useless-call: error
  no-useless-computed-key: error
  no-useless-concat: error
  no-useless-constructor: error
  no-useless-escape: error
  no-useless-rename: error
  no-useless-return: error
  no-var: off
  no-void: error
  no-warning-comments: error
  no-whitespace-before-property: error
  no-with: error
  nonblock-statement-body-position: error
  object-curly-newline: off
  object-curly-spacing:
    - error
    - always
  object-property-newline:
    - error
    - allowMultiplePropertiesPerLine: true
  object-shorthand:
    - error
    - always
    - avoidExplicitReturnArrows: true
  one-var: off
  one-var-declaration-per-line: error
  operator-assignment: error
  operator-linebreak: error
  padded-blocks: off
  prefer-arrow-callback: off
  prefer-const: error
  prefer-destructuring: error
  prefer-numeric-literals: error
  prefer-promise-reject-errors: error
  prefer-reflect: off
  prefer-rest-params: off
  prefer-spread: off
  prefer-template: error
  quote-props: off
  quotes:
    - error
    - single
  radix: error
  require-await: error
  require-jsdoc: off
  rest-spread-spacing: error
  semi: error
  semi-spacing: error
  sort-imports: error
  sort-keys: off
  sort-vars: error
  space-before-blocks: error
  space-before-function-paren: off
  space-in-parens:
    - error
    - never
  space-infix-ops: error
  space-unary-ops: error
  spaced-comment:
    - error
    - always
  strict:
    - error
    - never
  symbol-description: error
  template-curly-spacing:
    - error
    - never
  template-tag-spacing: error
  unicode-bom:
    - error
    - never
  valid-jsdoc: off
  vars-on-top: off
  wrap-iife: error
  wrap-regex: error
  yield-star-spacing: error
  yoda:
    - error
    - never
overrides:
  # Set a specific environment for test files!
  - files:
      - test/**
      - '**/*.test.js'
    env:
      mocha: true
    plugins:
      - mocha
    rules:
      global-require: off
      func-names: off
      no-console: off
      no-invalid-this: off