.eslintrc.yaml

parserOptions:
  ecmaVersion: 8
  sourceType: module

env:
  browser: true
  webextensions: true
  es6: true

extends: eslint:recommended
rules:
  no-console: off
  no-extra-parens: [ error, all, { conditionalAssign: false, enforceForArrowConditionals: false }]
  no-template-curly-in-string: error
  array-callback-return: error
  # class-methods-use-this: error
  consistent-return: error
  dot-location: [ error, property ]
  eqeqeq: [ error, smart ]
  guard-for-in: error
  no-alert: error
  no-caller: error
  no-eval: error
  no-extend-native: error
  no-extra-bind: error
  no-implied-eval: error
  no-lone-blocks: error
  no-loop-func: error
  no-multi-spaces: error
  # no-new: error
  no-new-func: error
  no-new-wrappers: error
  no-octal-escape: error
  no-param-reassign: error
  no-return-await: error
  no-self-compare: error
  no-sequences: error
  no-throw-literal: error
  no-unmodified-loop-condition: error
  no-unused-expressions: error
  no-useless-call: error
  no-useless-concat: error
  no-useless-return: error
  # prefer-named-capture-group: warn
  prefer-promise-reject-errors: error

  strict: [ error, global ]
  no-label-var: error
  no-restricted-globals: [ error, chrome ]
  no-use-before-define: error

  array-bracket-newline: [ error, { multiline: true }]
  array-bracket-spacing: [ error, always, {singleValue: false, objectsInArrays: false, arraysInArrays: false}]
  array-element-newline: [ error, consistent ]
  block-spacing: [ error, always ]
  brace-style: [ error, 1tbs, { allowSingleLine: true }]
  camelcase: [ error, { properties: always, ignoreDestructuring: true }]
  comma-dangle: [ error, always-multiline ]
  comma-spacing: error
  comma-style: [ error, last ]
  computed-property-spacing: [ error, never ]
  consistent-this: [ error, that ]
  eol-last: [ error, always ]
  func-call-spacing: [ error, never ]
  implicit-arrow-linebreak: [ error, beside ]
  indent: [ error, 4 ]
  key-spacing: error
  keyword-spacing: error
  linebreak-style: [ error, unix ]
  lines-between-class-members: [ error, always ]
  new-parens: [ error, always ]
  newline-per-chained-call: error
  no-multiple-empty-lines: [ error, { max: 2, maxBOF: 0 }]
  no-negated-condition: warn
  no-nested-ternary: warn
  no-trailing-spaces: error
  no-underscore-dangle: [ error, { allowAfterThis: true, allowAfterSuper: false }]
  no-unneeded-ternary: error
  no-whitespace-before-property: error
  nonblock-statement-body-position: [ error, beside ]
  object-curly-newline: [ error, { consistent: true }]
  object-curly-spacing: [ error, always, { arraysInObjects: false, objectsInObjects: false }]
  one-var: [ error, never ]
  quotes: [ error, single, { avoidEscape: true, allowTemplateLiterals: true }]
  semi: [ error, always, { omitLastInOneLineBlock: true }]
  semi-spacing: error
  semi-style: error
  space-before-blocks: [ error, always ]
  space-before-function-paren: [ error, { anonymous: always, named: never, asyncArrow: always }]
  space-in-parens: [ error, never ]
  space-infix-ops: error
  switch-colon-spacing: error
  template-tag-spacing: [ error, never ]

  arrow-body-style: [ error, as-needed ]
  arrow-parens: [ error, always ]
  arrow-spacing: error
  no-confusing-arrow: error
  no-duplicate-imports: [ error, { includeExports: true }]
  no-useless-computed-key: error
  no-useless-constructor: error
  no-useless-rename: error
  no-var: error
  object-shorthand: [ error, always ]
  prefer-arrow-callback: error
  prefer-const: [ error, { ignoreReadBeforeAssign: true }]
  prefer-rest-params: error
  prefer-spread: error
  prefer-template: error
  rest-spread-spacing: [ error, never ]
  sort-imports: error
  template-curly-spacing: [ error, never ]

root: true