.eslintrc.js

/**
 * Copyright 2019 The AMP HTML Authors. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS-IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

module.exports = {
  plugins: [
    "html"
  ],
  parser: "@typescript-eslint/parser", // Specifies the ESLint parser
  extends: [
    "plugin:react/recommended", // Uses the recommended rules from @eslint-plugin-react
    "plugin:@typescript-eslint/recommended", // Uses the recommended rules from the @typescript-eslint/eslint-plugin
    "prettier/@typescript-eslint", // Uses eslint-config-prettier to disable ESLint rules from @typescript-eslint/eslint-plugin that would conflict with prettier
    "plugin:prettier/recommended" // Enables eslint-plugin-prettier and eslint-config-prettier. This will display prettier errors as ESLint errors. Make sure this is always the last configuration in the extends array.
  ],
  parserOptions: {
    ecmaVersion: 2018, // Allows for the parsing of modern ECMAScript features
    sourceType: "module", // Allows for the use of imports
    ecmaFeatures: {
      jsx: true // Allows for the parsing of JSX
    }
  },
  rules: {
    // Place to specify ESLint rules. Can be used to overwrite rules specified from the extended configs
    "react/prop-types": "off",
    "@typescript-eslint/no-use-before-define": "off",
    "react/jsx-key": "off",
    "react/react-in-jsx-scope": "off",
    "react/display-name": "off"
  },
  settings: {
    react: {
      version: "detect" // Tells eslint-plugin-react to automatically detect the version of React to use
    }
  },
  overrides: [
    {
      files: [
        '**/*.js',
        '**/*.jsx'
      ],
      rules: {
        // specifically for rules - default exports makes the tooling easier
        'import/no-default-export': 'off',
        '@typescript-eslint/no-var-requires': 'off'
      }
    }
  ],
};