.eslintrc.yml

env:
    browser: true
    commonjs: true
    es6: true
extends: 
  - 'eslint:recommended'
  - 'plugin:react/recommended'
rules:
    strict:
        - error
        - function
    indent:
        - error
        - 4
    linebreak-style:
        - error
        - unix
    quotes:
        - error
        - single
    semi:
        - error
        - always
    no-console:
        - error
        - allow:
              - warn
              - error
    # stylistic
    no-trailing-spaces:
        - error
    space-before-function-paren:
        - error
        - anonymous: always
          named: never
          asyncArrow: always
    space-in-parens:
        - error
        - never
    func-call-spacing:
        - error
        - never
    keyword-spacing:
        - error
        - before: true
          after: true
    no-fallthrough:
        - error
        - commentPattern: fallthrough
    prefer-const:
        - error