.eslintrc.js

module.exports = {
  extends:  [
    '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 displays 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
  },
  parser: '@typescript-eslint/parser',
  plugins: ['@typescript-eslint', 'react', 'prettier', 'eslint-plugin-import'],
  settings: {
    'import/parsers': {
      '@typescript-eslint/parser': ['.ts', '.tsx'],
    },
    'import/resolver': {
      typescript: {},
    },
  },
  rules: {
    'react/jsx-filename-extension': [2, { extensions: ['.js', '.jsx', '.ts', '.tsx'] }],
    'import/no-extraneous-dependencies': [2, { devDependencies: ['**/test.tsx', '**/test.ts'] }],
    "indent": [2, 4, { "SwitchCase": 1 }],
    "lines-between-class-members": ["error", "always", { exceptAfterSingleLine: true }],
    "space-before-function-paren": ["error", { "anonymous": "always", "named": "never", "asyncArrow": "ignore" }],
    "max-len": [
      2,
      {
        "code": 140,
        "ignorePattern": "^import [^,]+ from |^export | implements"
      }
    ],
    "@typescript-eslint/interface-name-prefix": [2, { "prefixWithI": "always" }],
    "@typescript-eslint/no-unused-vars": [2, { "argsIgnorePattern": "^_" }],
    "object-curly-newline": ["error", { "consistent": true }],
    "@typescript-eslint/no-explicit-any": [0],
    "no-plusplus": ["error", { "allowForLoopAfterthoughts": true }],
    "linebreak-style": [0],
    "@typescript-eslint/no-use-before-define": [0],
  },
};