| 1 | module.exports = {
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| 2 | env: {
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| 3 | browser: true,
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| 4 | node: true,
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| 5 | 'jest/globals': true
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| 6 | },
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| 7 | extends: [
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| 8 | 'standard',
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| 9 | 'plugin:import/errors',
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| 10 | 'plugin:import/warnings',
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| 11 | 'plugin:vue/recommended'
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| 12 | ],
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| 13 | plugins: [
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| 14 | 'jest',
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| 15 | 'unicorn',
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| 16 | 'vue'
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| 17 | ],
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| 18 | settings: {
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| 19 | 'import/resolver': {
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| 20 | node: { extensions: ['.js', '.mjs'] }
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| 21 | }
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| 22 | },
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| 23 | rules: {
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| 24 |
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| 25 | /**********************/
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| 26 | /* General Code Rules */
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| 27 | /**********************/
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| 28 |
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| 29 | // Enforce import order
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| 30 | 'import/order': 'error',
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| 31 |
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| 32 | // Imports should come first
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| 33 | 'import/first': 'error',
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| 34 |
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| 35 | // Other import rules
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| 36 | 'import/no-mutable-exports': 'error',
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| 37 |
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| 38 | // Allow unresolved imports
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| 39 | 'import/no-unresolved': 'off',
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| 40 |
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| 41 | // Allow paren-less arrow functions only when there's no braces
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| 42 | 'arrow-parens': ['error', 'as-needed', { requireForBlockBody: true }],
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| 43 |
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| 44 | // Allow async-await
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| 45 | 'generator-star-spacing': 'off',
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| 46 |
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| 47 | // Allow debugger during development
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| 48 | 'no-debugger': process.env.NODE_ENV === 'production' ? 'error' : 'warn',
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| 49 | 'no-console': process.env.NODE_ENV === 'production' ? 'error' : 'warn',
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| 50 |
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| 51 | // Prefer const over let
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| 52 | 'prefer-const': ['error', {
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| 53 | destructuring: 'any',
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| 54 | ignoreReadBeforeAssign: false
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| 55 | }],
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| 56 |
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| 57 | // No single if in an "else" block
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| 58 | 'no-lonely-if': 'error',
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| 59 |
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| 60 | // Force curly braces for control flow,
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| 61 | // including if blocks with a single statement
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| 62 | curly: ['error', 'all'],
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| 63 |
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| 64 | // No async function without await
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| 65 | 'require-await': 'error',
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| 66 |
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| 67 | // Force dot notation when possible
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| 68 | 'dot-notation': 'error',
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| 69 |
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| 70 | 'no-var': 'error',
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| 71 |
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| 72 | // Force object shorthand where possible
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| 73 | 'object-shorthand': 'error',
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| 74 |
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| 75 | // No useless destructuring/importing/exporting renames
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| 76 | 'no-useless-rename': 'error',
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| 77 |
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| 78 | /**********************/
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| 79 | /* Unicorn Rules */
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| 80 | /**********************/
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| 81 |
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| 82 | // Pass error message when throwing errors
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| 83 | 'unicorn/error-message': 'error',
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| 84 |
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| 85 | // Uppercase regex escapes
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| 86 | 'unicorn/escape-case': 'error',
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| 87 |
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| 88 | // Array.isArray instead of instanceof
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| 89 | 'unicorn/no-array-instanceof': 'error',
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| 90 |
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| 91 | // Prevent deprecated `new Buffer()`
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| 92 | 'unicorn/no-new-buffer': 'error',
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| 93 |
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| 94 | // Keep regex literals safe!
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| 95 | 'unicorn/no-unsafe-regex': 'off',
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| 96 |
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| 97 | // Lowercase number formatting for octal, hex, binary (0x12 instead of 0X12)
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| 98 | 'unicorn/number-literal-case': 'error',
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| 99 |
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| 100 | // ** instead of Math.pow()
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| 101 | 'unicorn/prefer-exponentiation-operator': 'error',
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| 102 |
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| 103 | // includes over indexOf when checking for existence
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| 104 | 'unicorn/prefer-includes': 'error',
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| 105 |
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| 106 | // String methods startsWith/endsWith instead of more complicated stuff
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| 107 | 'unicorn/prefer-starts-ends-with': 'error',
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| 108 |
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| 109 | // textContent instead of innerText
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| 110 | 'unicorn/prefer-text-content': 'error',
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| 111 |
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| 112 | // Enforce throwing type error when throwing error while checking typeof
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| 113 | 'unicorn/prefer-type-error': 'error',
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| 114 |
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| 115 | // Use new when throwing error
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| 116 | 'unicorn/throw-new-error': 'error',
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| 117 |
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| 118 | /**********************/
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| 119 | /* Vue Rules */
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| 120 | /**********************/
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| 121 |
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| 122 | // Disable template errors regarding invalid end tags
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| 123 | 'vue/no-parsing-error': ['error', {
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| 124 | 'x-invalid-end-tag': false
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| 125 | }],
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| 126 |
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| 127 | // Maximum 5 attributes per line instead of one
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| 128 | 'vue/max-attributes-per-line': ['error', {
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| 129 | singleline: 5
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| 130 | }]
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| 131 | }
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| 132 | }
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