.eslintrc.js

module.exports = {
    env: {
        browser: true,
        es6: true,
        'cypress/globals': true,
    },
    extends: [
        'airbnb',
        'prettier',
        'prettier/react',
        /*'prettier/@typescript-eslint',*/
        /*'plugin:prettier/recommended',*/
        'plugin:react/recommended',
    ],
    globals: {
        Atomics: 'readonly',
        SharedArrayBuffer: 'readonly',
    },
    ignorePatterns: [
        'node_modules/*',
        'generated-sources/*',
        '**/vendor/*.js',
        'dist/*',
        '.nuxt/*',
        '.idea/*',
        'logs/*',
        'coverage/*',
        '**/*.config.js',
        'spec/**',
        '**/*.scss',
        'src/css/fonts',
        '**/*.json',
        'src/lib/schema.gql',
        'src/lib/api/*',
        'src/react-app-env.d.ts',
        'src/store/*',
    ],
    parser: '@typescript-eslint/parser',
    parserOptions: {
        ecmaFeatures: {
            jsx: true,
        },
        ecmaVersion: 2018,
        sourceType: 'module',
    },
    plugins: [
        'react',
        '@typescript-eslint',
        'prettier',
        'cypress',
        'chai-friendly',
    ],
    rules: {
        'no-magic-numbers': 'warn',
        'no-multi-spaces': 'error',
        'no-script-url': 'error',
        'prettier/prettier': ['error'],
        'eqeqeq': ['error', 'always'],
        'no-alert': 'error',
        'no-empty-function': 'error',
        'camelcase': ['error', { allow: ['de_DE', 'en_US'], ignoreImports: true }],
        'no-console': 'error',
        'no-debugger': 'error',
        'react/jsx-indent': 'off',
        'no-use-before-define': 'off',
        'react/jsx-filename-extension': [1, { 'extensions': ['.js', '.jsx', '.tsx'] }],
        'import/extensions': 'off',
        'import/no-unresolved': 'off',
        'space-infix-ops': 'error',
        'no-param-reassign': 'off',
        'react/destructuring-assignment': 'off',
        'react/no-unused-state': 'off',
        'react/prefer-stateless-function': 'off',
        'react/no-array-index-key': 'warn',
        'class-methods-use-this': 'off',
        'import/no-extraneous-dependencies': 'off',
        'react/prop-types': 'off',
        'cypress/no-assigning-return-values': 'error',
        'cypress/no-unnecessary-waiting': 'error',
        'cypress/assertion-before-screenshot': 'warn',
        'cypress/no-force': 'warn',
        'no-unused-expressions': 0,
        'chai-friendly/no-unused-expressions': 2,
        'jsx-a11y/click-events-have-key-events': 'off',
        'react/jsx-tag-spacing': ['error', {
            'closingSlash': 'never',
            'afterOpening': 'never',
            'beforeClosing': 'never',
            'beforeSelfClosing': 'allow',
        }],
        'react/jsx-curly-spacing':'off',
        'react/state-in-constructor': 'warn',
        '@typescript-eslint/no-unused-vars': [
            2,
            {
                'args': 'none',
            }
        ],
        'import/prefer-default-export': 'off',
        'react/jsx-key':'warn',
    },
};