| 1 | ;
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| 2 |
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| 3 | module.exports = {
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| 4 | env: {
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| 5 | es6: true,
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| 6 | },
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| 7 | parserOptions: {
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| 8 | ecmaVersion: 6,
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| 9 | },
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| 10 | rules: {
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| 11 | // enforces no braces where they can be omitted
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| 12 | "arrow-body-style": [2, "as-needed"],
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| 13 |
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| 14 | // always require parentheses in arrow functions
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| 15 | "arrow-parens": 2,
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| 16 |
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| 17 | // require spaces before and after arrow functions
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| 18 | "arrow-spacing": 2,
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| 19 |
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| 20 | // verify super() calls in constructors
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| 21 | "constructor-super": 2,
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| 22 |
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| 23 | // warn against modifying class variables
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| 24 | "no-class-assign": 1,
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| 25 |
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| 26 | // disallow confusing arrow functions
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| 27 | "no-confusing-arrow": [2, { allowParens: true }],
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| 28 |
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| 29 | // disallow modifying const variable references
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| 30 | "no-const-assign": 2,
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| 31 |
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| 32 | // disallow duplicate class members
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| 33 | "no-dupe-class-members": 2,
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| 34 |
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| 35 | // disallow importing from the same path more than once
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| 36 | // NOTE: replaced with eslint-plugin-imports/no-duplicates
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| 37 | "no-duplicate-imports": 0,
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| 38 |
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| 39 | // disallow the symbol constructor
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| 40 | "no-new-symbol": 2,
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| 41 |
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| 42 | // disallow the use of `this` before calling `super()` in constructors
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| 43 | "no-this-before-super": 2,
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| 44 |
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| 45 | // disallow useless computed property keys
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| 46 | "no-useless-computed-key": 2,
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| 47 |
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| 48 | // disallow empty constructors
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| 49 | "no-useless-constructor": 2,
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| 50 |
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| 51 | // disallow renamin gimport, export, and destructured assignments to the same name
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| 52 | "no-useless-rename": 2,
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| 53 |
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| 54 | // disallow the use of var
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| 55 | "no-var": 2,
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| 56 |
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| 57 | // always require object shorthand when possible
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| 58 | "object-shorthand": [2, "always"],
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| 59 |
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| 60 | // require using arrow functions as callbacks
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| 61 | "prefer-arrow-callback": [2, { allowNamedFunctions: true }],
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| 62 |
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| 63 | // require constant use when variable isn't reassigned
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| 64 | "prefer-const": [2, { destructuring: "all" }],
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| 65 |
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| 66 | // disallow parseInt(string, radix) in favor of binary, octal, and hexadecimal literals
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| 67 | "prefer-numeric-literals": 2,
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| 68 |
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| 69 | // require using rest params over arguments
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| 70 | "prefer-rest-params": 2,
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| 71 |
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| 72 | // require using template strings over concatenation
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| 73 | "prefer-template": 2,
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| 74 |
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| 75 | // prefer using spread over .apply()
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| 76 | "prefer-spread": 1,
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| 77 |
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| 78 | // disallow generator functions that do not have yield
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| 79 | "require-yield": 2,
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| 80 |
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| 81 | // disallow spaces between rest operator and expression
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| 82 | "rest-spread-spacing": 2,
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| 83 |
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| 84 | // disallow spacing in curly braces of template strings
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| 85 | "template-curly-spacing": 2,
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| 86 |
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| 87 | // enforce spacing around the * in yield* expressions
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| 88 | "yield-star-spacing": [2, "after"],
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| 89 | },
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| 90 | };
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