| 1 | const getInstalledPackage = require('./getInstalledPackage')
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| 2 |
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| 3 | const config = {
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| 4 | extends: [
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| 5 | 'plugin:import/recommended',
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| 6 | 'standard',
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| 7 | 'prettier',
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| 8 | 'prettier/standard'
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| 9 | ],
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| 10 | plugins: ['import', 'prettier'],
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| 11 | settings: {
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| 12 | 'import/resolver': {
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| 13 | [require.resolve('eslint-import-resolver-babel-module')]: {},
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| 14 | [require.resolve('eslint-import-resolver-package-name-import')]: {}
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| 15 | }
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| 16 | },
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| 17 | rules: {
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| 18 | 'class-methods-use-this': 'error',
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| 19 | 'object-shorthand': 'error',
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| 20 | 'no-duplicate-imports': 'off',
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| 21 | 'no-var': 'error',
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| 22 | 'prefer-const': 'error',
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| 23 | 'prefer-arrow-callback': 'error',
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| 24 | 'prefer-template': 'error',
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| 25 | 'prefer-reflect': 'error',
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| 26 | 'prefer-rest-params': 'error',
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| 27 | 'prefer-spread': 'error',
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| 28 | 'no-param-reassign': 'error',
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| 29 |
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| 30 | 'import/no-named-as-default': 'off',
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| 31 | 'import/unambiguous': 'off',
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| 32 |
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| 33 | 'node/no-deprecated-api': 'off',
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| 34 |
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| 35 | 'prettier/prettier': ['error', { semi: false, singleQuote: true }]
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| 36 | }
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| 37 | }
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| 38 |
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| 39 | const flowVersion = getInstalledPackage('flow-bin')
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| 40 | if (flowVersion) {
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| 41 | config.extends.push('plugin:flowtype/recommended', 'prettier/flowtype')
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| 42 |
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| 43 | config.plugins.push('flowtype')
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| 44 |
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| 45 | Object.assign(config.rules, {
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| 46 | 'flowtype/no-dupe-keys': 'error',
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| 47 | 'flowtype/no-primitive-constructor-types': 'error',
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| 48 | 'flowtype/no-unused-expressions': 'error',
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| 49 | 'flowtype/no-weak-types': 'error',
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| 50 | 'flowtype/require-valid-file-annotation': ['error', 'always'],
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| 51 |
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| 52 | 'import/no-unresolved': 'off',
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| 53 | 'import/named': 'off',
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| 54 | 'import/namespace': 'off',
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| 55 | 'import/default': 'off'
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| 56 | })
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| 57 | }
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| 58 |
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| 59 | if (getInstalledPackage('ava')) {
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| 60 | config.extends.push('plugin:ava/recommended')
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| 61 | config.plugins.push('ava')
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| 62 | Object.assign(config.rules, {
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| 63 | 'ava/no-async-fn-without-await': 'off',
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| 64 | 'ava/no-ignored-test-files': 'off',
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| 65 | 'ava/use-test': 'off'
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| 66 | })
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| 67 | }
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| 68 |
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| 69 | const reactVersion = getInstalledPackage('react')
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| 70 | if (reactVersion) {
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| 71 | config.extends.push(
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| 72 | 'plugin:react/recommended',
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| 73 | 'standard-jsx',
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| 74 | 'prettier/react'
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| 75 | )
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| 76 |
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| 77 | Object.assign(config.settings, {
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| 78 | react: {
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| 79 | createClass: 'createReactClass',
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| 80 | pragma: 'React',
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| 81 | version: reactVersion
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| 82 | }
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| 83 | })
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| 84 |
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| 85 | if (flowVersion) {
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| 86 | Object.assign(config.settings.react, { flowVersion })
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| 87 | }
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| 88 |
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| 89 | Object.assign(config.rules, {
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| 90 | 'class-methods-use-this': 'off',
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| 91 | 'jsx-quotes': 'off',
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| 92 |
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| 93 | 'react/prop-types': 'off',
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| 94 |
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| 95 | 'react/jsx-handler-names': 'error',
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| 96 | 'react/jsx-pascal-case': 'error',
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| 97 | 'react/no-array-index-key': 'error',
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| 98 | 'react/no-did-mount-set-state': 'error',
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| 99 | 'react/no-did-update-set-state': 'error',
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| 100 | 'react/no-redundant-should-component-update': 'error',
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| 101 | 'react/no-typos': 'error',
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| 102 | 'react/no-will-update-set-state': 'error',
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| 103 | 'react/sort-comp': 'error',
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| 104 | 'react/style-prop-object': 'error',
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| 105 | 'react/void-dom-elements-no-children': 'error'
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| 106 | })
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| 107 | }
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| 108 |
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| 109 | module.exports = config
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