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1 | | -/* eslint-env node, commonjs */ |
2 | | - |
3 | | -exports.ecmaFeatures = { |
4 | | - impliedStrict: true, |
5 | | -}; |
6 | | - |
7 | | -// Our ES5 projects are exclusively browser-focused |
8 | | -exports.env = { |
9 | | - browser: true, |
10 | | - node: false, |
11 | | - commonjs: false, |
12 | | -}; |
13 | | - |
14 | | -exports.extends = 'airbnb-base/legacy'; |
15 | | - |
16 | | -exports.rules = { |
17 | | - // Overrides of airbnb-base/legacy |
18 | | - |
19 | | - // IE8 is dead, we can require trailing commas safely |
20 | | - 'comma-dangle': ['error', 'always-multiline'], |
21 | | - |
22 | | - // block-scoped-var and no-use-before-define cover the use cases here |
23 | | - // no need to manually hoist as well |
24 | | - 'vars-on-top': ['off'], |
25 | | - |
26 | | - // Style guidance left to the programmer |
27 | | - 'no-else-return': ['off'], |
28 | | - 'func-names': ['off'], |
29 | | - |
30 | | - // Function hoisting is always safe |
31 | | - 'no-use-before-define': ['error', { |
32 | | - functions: false, |
33 | | - }], |
34 | | - |
35 | | - // Allow conditionals in loops (but only if you promise that you know what you're doing) |
36 | | - 'no-cond-assign': ['error', 'except-parens'], |
37 | | - |
38 | | - // Unconditionally require curly braces |
39 | | - curly: ['error', 'all'], |
40 | | - |
41 | | - // Additional rules |
42 | | - |
43 | | - // Don't leak globals |
44 | | - 'no-implicit-globals': 'error', |
45 | | - |
46 | | - // Disallow superfluous parentheses, unless you need to disambiguate precedence |
47 | | - 'no-extra-parens': ['error', 'all', { |
48 | | - conditionalAssign: false, |
49 | | - nestedBinaryExpressions: false, |
50 | | - }], |
51 | | - |
52 | | - // Eventually, this will be an error (and also require parameter descriptions) |
53 | | - 'valid-jsdoc': ['warn', { |
54 | | - requireReturn: false, |
55 | | - requireParamDescription: false, |
56 | | - requireReturnDescription: false, |
57 | | - |
58 | | - prefer: { |
59 | | - arg: 'param', |
60 | | - argument: 'param', |
61 | | - |
62 | | - returns: 'return', |
| 1 | +// @ts-check |
| 2 | + |
| 3 | +import eslint from "@eslint/js"; |
| 4 | +import tseslint from "typescript-eslint"; |
| 5 | +import prettier from "eslint-config-prettier"; |
| 6 | +import prettierPlugin from "eslint-plugin-prettier"; |
| 7 | +import globals from "globals"; |
| 8 | + |
| 9 | +/** |
| 10 | + * @type {import('@typescript-eslint/utils').TSESLint.FlatConfig.ConfigFile} |
| 11 | + */ |
| 12 | +const config = tseslint.config( |
| 13 | + eslint.configs.recommended, |
| 14 | + tseslint.configs.recommended, |
| 15 | + prettier, |
| 16 | + { |
| 17 | + languageOptions: { |
| 18 | + ecmaVersion: "latest", |
| 19 | + globals: { |
| 20 | + ...globals.node, |
| 21 | + ...globals.browser, |
| 22 | + }, |
| 23 | + sourceType: "module", |
| 24 | + }, |
| 25 | + plugins: { |
| 26 | + "@typescript-eslint": tseslint.plugin, |
| 27 | + prettier: prettierPlugin, |
| 28 | + }, |
| 29 | + rules: { |
| 30 | + "@typescript-eslint/explicit-module-boundary-types": "off", |
| 31 | + "@typescript-eslint/no-unused-vars": [ |
| 32 | + "error", |
| 33 | + { |
| 34 | + ignoreRestSiblings: true, |
| 35 | + varsIgnorePattern: "^_", |
| 36 | + argsIgnorePattern: "^_", |
| 37 | + caughtErrorsIgnorePattern: "^_", |
| 38 | + }, |
| 39 | + ], |
| 40 | + "@typescript-eslint/no-explicit-any": "error", |
| 41 | + "@typescript-eslint/no-empty-interface": [ |
| 42 | + "error", |
| 43 | + { |
| 44 | + allowSingleExtends: true, |
| 45 | + }, |
| 46 | + ], |
| 47 | + "@typescript-eslint/no-use-before-define": "error", |
| 48 | + eqeqeq: "error", |
| 49 | + "no-console": [ |
| 50 | + "error", |
| 51 | + { |
| 52 | + allow: ["warn", "error"], |
| 53 | + }, |
| 54 | + ], |
| 55 | + "no-duplicate-imports": "error", |
| 56 | + "no-lonely-if": "error", |
| 57 | + "no-param-reassign": [ |
| 58 | + // Allow modifying props, esp. for DOM Nodes |
| 59 | + "error", |
| 60 | + { |
| 61 | + props: false, |
| 62 | + }, |
| 63 | + ], |
| 64 | + "no-shadow": "error", |
| 65 | + "no-useless-assignment": "error", |
| 66 | + "no-var": "error", |
| 67 | + "object-shorthand": ["error", "always"], |
| 68 | + "prefer-const": "error", |
| 69 | + "prefer-destructuring": [ |
| 70 | + "error", |
| 71 | + { |
| 72 | + array: false, |
| 73 | + object: true, |
| 74 | + }, |
| 75 | + ], |
| 76 | + "prefer-spread": "error", |
| 77 | + "prettier/prettier": "error", |
| 78 | + }, |
| 79 | + }, |
| 80 | + // TypeScript-specific additions |
| 81 | + { |
| 82 | + files: ["*.ts", "*.tsx"], |
| 83 | + extends: [tseslint.configs.recommendedTypeChecked], |
| 84 | + languageOptions: { |
| 85 | + parserOptions: { |
| 86 | + projectService: true, |
| 87 | + }, |
| 88 | + }, |
| 89 | + rules: { |
| 90 | + "@typescript-eslint/explicit-module-boundary-types": ["error"], |
63 | 91 | }, |
64 | | - }], |
65 | | -}; |
| 92 | + }, |
| 93 | +); |
| 94 | +export default config; |
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