.eslintrc.yaml

parser: babel-eslint
env:
  node: true
  mocha: true
  es6: true
parserOptions:
  ecmaVersion: 6
  sourceType: module
  ecmaFeatures:
    impliedStrict: true
  allowImportExportEverywhere: false
plugins:
  - mocha
  - babel
extends:
  - prettier
rules:
  no-undef: 1
  no-unreachable: 1
  no-empty: error
  array-callback-return: error
  no-var: error
  no-debugger: 0
  prefer-const: error
  strict: error
  no-template-curly-in-string: error
  consistent-return: error
  no-multiple-empty-lines:
    - error
    - max: 1
      maxBOF: 0
  no-lonely-if: error
  new-parens: error
  eol-last: error
  no-array-constructor: error
  arrow-body-style:
    - error
    - as-needed
  prefer-arrow-callback:
    - error
    - allowNamedFunctions: true
  prefer-destructuring:
    - error
    - object: true
      array: false
  prefer-spread: error
  prefer-rest-params: error
  prefer-promise-reject-errors: 0
  valid-typeof: 0
overrides:
  - files:
      - "*.spec.js"
    env:
      mocha: true