.eslintrc.yml

#
# Copyright (C) 2017-2019 Junpei Kawamoto
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
env:
  browser: true
  node: true
  commonjs: true
  es6: true
  jest: true
globals:
  jsdom: false
extends:
  - "airbnb"
  - "eslint:recommended"
  - "plugin:react/recommended"
  - "plugin:import/recommended"
  - "plugin:jsx-a11y/recommended"
  - "plugin:prettier/recommended"
parser: babel-eslint
parserOptions:
  ecmaVersion: 8
  ecmaFeatures:
    jsx: true
  sourceType: "module"
plugins:
  - "react"
  - "import"
  - "jsx-a11y"
rules:
  indent:
    - "error"
    - 2
    - SwitchCase: 1
  linebreak-style:
    - "error"
    - "unix"
  quotes:
    - "error"
    - "double"
  semi:
    - "error"
    - "always"
  no-unused-vars:
    - "error"
    - argsIgnorePattern: "^_"
      varsIgnorePattern: "^_"
      caughtErrors: "none"
  eol-last:
    - "error"
    - "always"
  import/no-extraneous-dependencies:
    - "error"
    - devDependencies: true
      optionalDependencies: false
  import/no-named-as-default: "off"
  arrow-body-style: "error"
  arrow-parens:
    - error
    - "as-needed"
  arrow-spacing: "error"
  generator-star-spacing: "error"
  no-duplicate-imports: "error"
  no-useless-computed-key: "error"
  no-useless-constructor: "error"
  no-useless-rename: "error"
  no-var: "error"
  object-shorthand: "error"
  prefer-arrow-callback: "error"
  prefer-const: "error"
  prefer-rest-params: "error"
  prefer-spread: "error"
  prefer-template: "error"
  rest-spread-spacing: "error"
  template-curly-spacing: "error"
  yield-star-spacing: "error"
  react/jsx-tag-spacing:
    - error
    - beforeSelfClosing: "always"
  react/jsx-one-expression-per-line: "off"
  jsx-a11y/label-has-for: "off"
  prettier/prettier:
    - error
    - singleQuote: false
      trailingComma: "es5"
      bracketSpacing: false