mirror of https://github.com/mastodon/mastodon.git
391 lines
11 KiB
JavaScript
391 lines
11 KiB
JavaScript
// @ts-check
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const { defineConfig } = require('eslint-define-config');
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module.exports = defineConfig({
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root: true,
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extends: [
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'eslint:recommended',
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'plugin:react/recommended',
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'plugin:react-hooks/recommended',
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'plugin:jsx-a11y/recommended',
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'plugin:import/recommended',
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'plugin:promise/recommended',
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'plugin:jsdoc/recommended',
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],
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env: {
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browser: true,
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node: true,
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es6: true,
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},
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globals: {
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ATTACHMENT_HOST: false,
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},
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parser: '@typescript-eslint/parser',
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plugins: [
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'react',
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'jsx-a11y',
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'import',
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'promise',
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'@typescript-eslint',
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'formatjs',
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],
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parserOptions: {
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sourceType: 'module',
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ecmaFeatures: {
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jsx: true,
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},
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ecmaVersion: 2021,
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requireConfigFile: false,
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babelOptions: {
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configFile: false,
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presets: ['@babel/react', '@babel/env'],
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},
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},
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settings: {
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react: {
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version: 'detect',
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},
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'import/ignore': [
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'node_modules',
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'\\.(css|scss|json)$',
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],
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'import/resolver': {
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typescript: {},
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},
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},
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rules: {
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'consistent-return': 'error',
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'dot-notation': 'error',
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eqeqeq: ['error', 'always', { 'null': 'ignore' }],
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'indent': ['error', 2],
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'jsx-quotes': ['error', 'prefer-single'],
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'semi': ['error', 'always'],
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'no-case-declarations': 'off',
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'no-catch-shadow': 'error',
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'no-console': [
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'warn',
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{
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allow: [
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'error',
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'warn',
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],
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},
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],
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'no-empty': 'off',
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'no-restricted-properties': [
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'error',
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{ property: 'substring', message: 'Use .slice instead of .substring.' },
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{ property: 'substr', message: 'Use .slice instead of .substr.' },
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],
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'no-restricted-syntax': [
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'error',
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{
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// eslint-disable-next-line no-restricted-syntax
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selector: 'Literal[value=/•/], JSXText[value=/•/]',
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// eslint-disable-next-line no-restricted-syntax
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message: "Use '·' (middle dot) instead of '•' (bullet)",
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},
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],
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'no-self-assign': 'off',
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'no-unused-expressions': 'error',
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'no-unused-vars': 'off',
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'@typescript-eslint/no-unused-vars': [
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'error',
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{
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vars: 'all',
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args: 'after-used',
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destructuredArrayIgnorePattern: '^_',
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ignoreRestSiblings: true,
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},
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],
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'valid-typeof': 'error',
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'react/jsx-filename-extension': ['error', { extensions: ['.jsx', 'tsx'] }],
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'react/jsx-boolean-value': 'error',
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'react/display-name': 'off',
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'react/jsx-fragments': ['error', 'syntax'],
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'react/jsx-equals-spacing': 'error',
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'react/jsx-no-bind': 'error',
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'react/jsx-no-useless-fragment': 'error',
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'react/jsx-no-target-blank': 'off',
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'react/jsx-tag-spacing': 'error',
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'react/jsx-uses-react': 'off', // not needed with new JSX transform
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'react/jsx-wrap-multilines': 'error',
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'react/no-deprecated': 'off',
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'react/react-in-jsx-scope': 'off', // not needed with new JSX transform
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'react/self-closing-comp': 'error',
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// recommended values found in https://github.com/jsx-eslint/eslint-plugin-jsx-a11y/blob/v6.8.0/src/index.js#L46
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'jsx-a11y/accessible-emoji': 'warn',
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'jsx-a11y/click-events-have-key-events': 'off',
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'jsx-a11y/label-has-associated-control': 'off',
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'jsx-a11y/media-has-caption': 'off',
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'jsx-a11y/no-autofocus': 'off',
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// recommended rule is:
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// 'jsx-a11y/no-interactive-element-to-noninteractive-role': [
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// 'error',
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// {
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// tr: ['none', 'presentation'],
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// canvas: ['img'],
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// },
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// ],
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'jsx-a11y/no-interactive-element-to-noninteractive-role': 'off',
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// recommended rule is:
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// 'jsx-a11y/no-noninteractive-element-interactions': [
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// 'error',
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// {
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// body: ['onError', 'onLoad'],
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// iframe: ['onError', 'onLoad'],
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// img: ['onError', 'onLoad'],
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// },
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// ],
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'jsx-a11y/no-noninteractive-element-interactions': [
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'warn',
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{
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handlers: [
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'onClick',
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],
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},
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],
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// recommended rule is:
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// 'jsx-a11y/no-noninteractive-tabindex': [
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// 'error',
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// {
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// tags: [],
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// roles: ['tabpanel'],
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// allowExpressionValues: true,
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// },
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// ],
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'jsx-a11y/no-noninteractive-tabindex': 'off',
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'jsx-a11y/no-onchange': 'off',
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// recommended is full 'error'
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'jsx-a11y/no-static-element-interactions': [
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'warn',
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{
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handlers: [
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'onClick',
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],
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},
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],
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// See https://github.com/import-js/eslint-plugin-import/blob/v2.29.1/config/recommended.js
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'import/extensions': [
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'error',
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'always',
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{
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js: 'never',
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jsx: 'never',
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mjs: 'never',
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ts: 'never',
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tsx: 'never',
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},
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],
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'import/first': 'error',
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'import/newline-after-import': 'error',
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'import/no-anonymous-default-export': 'error',
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'import/no-extraneous-dependencies': [
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'error',
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{
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devDependencies: [
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'.eslintrc.js',
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'config/webpack/**',
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'app/javascript/mastodon/performance.js',
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'app/javascript/mastodon/test_setup.js',
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'app/javascript/**/__tests__/**',
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],
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},
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],
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'import/no-amd': 'error',
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'import/no-commonjs': 'error',
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'import/no-import-module-exports': 'error',
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'import/no-relative-packages': 'error',
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'import/no-self-import': 'error',
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'import/no-useless-path-segments': 'error',
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'import/no-webpack-loader-syntax': 'error',
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'import/order': [
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'error',
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{
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alphabetize: { order: 'asc' },
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'newlines-between': 'always',
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groups: [
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'builtin',
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'external',
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'internal',
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'parent',
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['index', 'sibling'],
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'object',
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],
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pathGroups: [
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// React core packages
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{
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pattern: '{react,react-dom,react-dom/client,prop-types}',
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group: 'builtin',
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position: 'after',
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},
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// I18n
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{
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pattern: '{react-intl,intl-messageformat}',
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group: 'builtin',
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position: 'after',
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},
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// Common React utilities
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{
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pattern: '{classnames,react-helmet,react-router,react-router-dom}',
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group: 'external',
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position: 'before',
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},
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// Immutable / Redux / data store
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{
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pattern: '{immutable,@reduxjs/toolkit,react-redux,react-immutable-proptypes,react-immutable-pure-component}',
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group: 'external',
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position: 'before',
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},
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// Internal packages
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{
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pattern: '{mastodon/**}',
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group: 'internal',
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position: 'after',
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},
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],
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pathGroupsExcludedImportTypes: [],
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},
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],
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'promise/always-return': 'off',
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'promise/catch-or-return': [
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'error',
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{
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allowFinally: true,
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},
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],
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'promise/no-callback-in-promise': 'off',
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'promise/no-nesting': 'off',
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'promise/no-promise-in-callback': 'off',
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'formatjs/blocklist-elements': 'error',
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'formatjs/enforce-default-message': ['error', 'literal'],
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'formatjs/enforce-description': 'off', // description values not currently used
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'formatjs/enforce-id': 'off', // Explicit IDs are used in the project
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'formatjs/enforce-placeholders': 'off', // Issues in short_number.jsx
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'formatjs/enforce-plural-rules': 'error',
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'formatjs/no-camel-case': 'off', // disabledAccount is only non-conforming
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'formatjs/no-complex-selectors': 'error',
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'formatjs/no-emoji': 'error',
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'formatjs/no-id': 'off', // IDs are used for translation keys
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'formatjs/no-invalid-icu': 'error',
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'formatjs/no-literal-string-in-jsx': 'off', // Should be looked at, but mainly flagging punctuation outside of strings
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'formatjs/no-multiple-whitespaces': 'error',
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'formatjs/no-offset': 'error',
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'formatjs/no-useless-message': 'error',
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'formatjs/prefer-formatted-message': 'error',
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'formatjs/prefer-pound-in-plural': 'error',
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'jsdoc/check-types': 'off',
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'jsdoc/no-undefined-types': 'off',
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'jsdoc/require-jsdoc': 'off',
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'jsdoc/require-param-description': 'off',
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'jsdoc/require-property-description': 'off',
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'jsdoc/require-returns-description': 'off',
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'jsdoc/require-returns': 'off',
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},
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overrides: [
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{
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files: [
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'.eslintrc.js',
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'*.config.js',
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'.*rc.js',
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'ide-helper.js',
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'config/webpack/**/*',
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'config/formatjs-formatter.js',
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],
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env: {
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commonjs: true,
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},
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parserOptions: {
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sourceType: 'script',
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},
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rules: {
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'import/no-commonjs': 'off',
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},
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},
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{
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files: [
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'**/*.ts',
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'**/*.tsx',
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],
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extends: [
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'eslint:recommended',
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'plugin:@typescript-eslint/strict-type-checked',
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'plugin:@typescript-eslint/stylistic-type-checked',
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'plugin:react/recommended',
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'plugin:react-hooks/recommended',
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'plugin:jsx-a11y/recommended',
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'plugin:import/recommended',
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'plugin:import/typescript',
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'plugin:promise/recommended',
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'plugin:jsdoc/recommended-typescript',
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],
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parserOptions: {
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project: true,
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tsconfigRootDir: __dirname,
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},
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rules: {
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// Disable formatting rules that have been enabled in the base config
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'indent': 'off',
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'import/consistent-type-specifier-style': ['error', 'prefer-top-level'],
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'@typescript-eslint/consistent-type-definitions': ['warn', 'interface'],
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'@typescript-eslint/consistent-type-exports': 'error',
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'@typescript-eslint/consistent-type-imports': 'error',
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"@typescript-eslint/prefer-nullish-coalescing": ['error', { ignorePrimitives: { boolean: true } }],
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"@typescript-eslint/no-restricted-imports": [
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"warn",
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{
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"name": "react-redux",
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"importNames": ["useSelector", "useDispatch"],
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"message": "Use typed hooks `useAppDispatch` and `useAppSelector` instead."
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}
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],
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"@typescript-eslint/restrict-template-expressions": ['warn', { allowNumber: true }],
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'jsdoc/require-jsdoc': 'off',
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// Those rules set stricter rules for TS files
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// to enforce better practices when converting from JS
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'import/no-default-export': 'warn',
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'react/prefer-stateless-function': 'warn',
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'react/function-component-definition': ['error', { namedComponents: 'arrow-function' }],
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'react/jsx-uses-react': 'off', // not needed with new JSX transform
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'react/react-in-jsx-scope': 'off', // not needed with new JSX transform
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'react/prop-types': 'off',
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},
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},
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{
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files: [
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'**/__tests__/*.js',
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'**/__tests__/*.jsx',
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],
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env: {
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jest: true,
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},
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}
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],
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});
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