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My Eslint configuration for node v6.3
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{ | |
"env": { | |
"es6": true, | |
"node": true, | |
"builtin": true | |
}, | |
"parserOptions": { | |
"ecmaVersion": 6, | |
"ecmaFeatures": { | |
"arrowFunctions": true, | |
"experimentalObjectRestSpread": true | |
} | |
}, | |
"globals": {}, | |
"extends": "eslint:recommended", | |
"plugins": ["promise"], | |
"rules": { | |
//Possible Errors | |
"no-empty": ["error", { | |
"allowEmptyCatch": true | |
}], | |
"no-extra-parens": ["warn", "all", { | |
"nestedBinaryExpressions": false | |
}], | |
"no-irregular-whitespace": ["error", { | |
"skipComments": true, | |
"skipRegExps": true, | |
"skipTemplates": true | |
}], | |
"no-unsafe-finally": "error", | |
"valid-jsdoc": ["warn", { | |
"requireReturn": false, | |
"requireReturnType": false, | |
"requireParamDescription": false, | |
"requireReturnDescription": false | |
}], | |
"no-console": "off", | |
//Best Practices | |
"array-callback-return": "error", | |
"block-scoped-var": "error", | |
"curly": "error", | |
"dot-notation": ["error", { | |
"allowKeywords": true | |
}], | |
"eqeqeq": ["warn", "allow-null"], | |
"guard-for-in": "error", | |
"no-else-return": "error", | |
"no-empty-function": "error", | |
"no-eval": "error", | |
"no-extend-native": "warn", | |
"no-floating-decimal": "error", | |
"no-implicit-coercion": ["error", { | |
"string": false | |
}], | |
"no-loop-func": "error", | |
"no-multi-str": "error", | |
"no-proto": "error", | |
"no-sequences": "error", | |
"no-with": "error", | |
"wrap-iife": ["error", "any"], | |
"default-case": ["warn", { | |
"commentPattern": "^skip\\sdefault" | |
}], | |
"dot-location": ["error", "property"], | |
"no-alert": "error", | |
"no-caller": "error", | |
"no-extra-bind": "error", | |
"no-implied-eval": "error", | |
"no-invalid-this": "warn", | |
"no-iterator": "error", | |
"no-labels": "error", | |
"no-new-func": "error", | |
"no-new-wrappers": "error", | |
"no-param-reassign": "error", | |
"no-return-assign": "error", | |
"no-script-url": "error", | |
"no-self-compare": "error", | |
"no-throw-literal": "error", | |
"no-unmodified-loop-condition": "error", | |
"no-unused-expressions": "error", | |
"no-useless-call": "error", | |
"no-useless-concat": "error", | |
"no-useless-escape": "error", | |
"no-void": "error", | |
"radix": "error", | |
"yoda": "error", | |
//Strict Mode | |
"strict": ["error", "global"], | |
//Variables | |
"no-shadow": ["error", { | |
"builtinGlobals": true | |
}], | |
"no-unused-vars": ["error", { | |
"varsIgnorePattern": "[iI]gnore", | |
"caughtErrors": "all", | |
"caughtErrorsIgnorePattern": "^ignore" | |
}], | |
"no-use-before-define": ["error", { | |
"functions": false, | |
"classes": true | |
}], | |
"no-delete-var": "error", | |
"no-shadow-restricted-names": "error", | |
"no-undef-init": "error", | |
"no-undefined": "error", | |
//Node.js and CommonJS | |
"no-path-concat": "error", | |
//Stylistic Issues | |
"block-spacing": "warn", | |
"camelcase": ["warn", { | |
"properties": "never" | |
}], | |
"comma-style": ["warn", "last"], | |
"eol-last": ["error", "unix"], | |
"indent": ["warn", 4, { | |
"VariableDeclarator": 1 | |
}], | |
"linebreak-style": ["error", "unix"], | |
"max-len": ["warn", { | |
"code": 120, | |
"comments": 120, | |
"ignoreUrls": true | |
}], | |
"new-cap": ["warn", { | |
"capIsNew": true | |
}], | |
"no-bitwise": "error", | |
"no-lonely-if": "warn", | |
"no-multiple-empty-lines": ["error", { | |
"max": 2, | |
"maxEOF": 1 | |
}], | |
"no-new": "error", | |
"quotes": ["warn", "single"], | |
"require-jsdoc": ["warn", { | |
"require": { | |
"FunctionDeclaration": true, | |
"MethodDefinition": true, | |
"ClassDeclaration": true | |
} | |
}], | |
"semi": ["error", "always"], | |
"callback-return": "error", | |
"handle-callback-err": "error", | |
"no-mixed-requires": ["error", { | |
"grouping": true | |
}], | |
"no-new-require": "error", | |
"array-bracket-spacing": ["error", "never"], | |
"brace-style": "error", | |
"comma-dangle": ["error", "never"], | |
"comma-spacing": "warn", | |
"computed-property-spacing": ["error", "never"], | |
"consistent-this": ["error", "self"], | |
"func-names": "error", | |
"func-style": ["error", "declaration", { | |
"allowArrowFunctions": true | |
}], | |
"id-length": "warn", | |
"max-depth": ["error", 6], | |
"max-lines": ["error", { | |
"max": 300, | |
"skipBlankLines": true, | |
"skipComments": true | |
}], | |
"max-nested-callbacks": "error", | |
"max-params": ["error", 5], | |
"max-statements-per-line": "error", | |
"new-parens": "error", | |
"newline-per-chained-call": ["error", { | |
"ignoreChainWithDepth": 3 | |
}], | |
"no-array-constructor": "error", | |
"no-mixed-operators": ["error", { | |
"allowSamePrecedence": true | |
}], | |
"no-mixed-spaces-and-tabs": ["error", "smart-tabs"], | |
"no-new-object": "error", | |
"no-spaced-func": "error", | |
"no-trailing-spaces": ["error", { | |
"skipBlankLines": true | |
}], | |
"no-unneeded-ternary": "error", | |
"no-whitespace-before-property": "error", | |
"operator-assignment": ["error", "always"], | |
"quote-props": ["error", "as-needed", { | |
"keywords": true | |
}], | |
"space-unary-ops": "error", | |
"spaced-comment": ["error", "always", { | |
"exceptions": ["-+", "-", "*", "-+"] | |
}], | |
"wrap-regex": "error", | |
//ECMAScript 6 | |
"arrow-body-style": ["error", "always"], | |
"arrow-parens": ["error", "always"], | |
"arrow-spacing": ["error", { | |
"before": true, | |
"after": true | |
}], | |
"generator-star-spacing": ["error", "after"], | |
"no-confusing-arrow": "error", | |
"no-duplicate-imports": ["error", { | |
"includeExports": true | |
}], | |
"no-useless-computed-key": "error", | |
"no-useless-constructor": "error", | |
"no-useless-rename": "error", | |
"no-var": "warn", | |
"object-shorthand": ["error", "always", { | |
"ignoreConstructors": true | |
}], | |
"prefer-arrow-callback": "error", | |
"prefer-const": "warn", | |
"prefer-reflect": "warn", | |
"prefer-rest-params": "warn", | |
"prefer-spread": "warn", | |
"prefer-template": "error", | |
"require-yield": "error", | |
//Plugin - Promise | |
"promise/param-names": 2, | |
"promise/always-return": 2, | |
"promise/catch-or-return": 2 | |
} | |
} |
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