.eslintrc.json

{
    "env": {
        "commonjs": true,
        "es2021": true,
        "node": true
    },
    "extends": [
        "airbnb-base"
    ],
    "parserOptions": {
        "ecmaVersion": 12
    },
    "rules": {
        "array-bracket-spacing": [ 2, "always",
            {
                "objectsInArrays": true,
                "arraysInArrays": true
            }],
        "arrow-parens": [ 2, "always" ],
        "arrow-spacing": 2,
        "block-spacing": [ 2, "always" ],
        "brace-style": [ 2, "allman", { "allowSingleLine": true } ],
        "camelcase": 2,
        "comma-dangle": 2,
        "comma-spacing": [ 2, { "before": false, "after": true } ],
        "comma-style": 2,
        "computed-property-spacing": 2,
        "constructor-super": 2,
        "func-call-spacing": 2,
        "generator-star-spacing": 2,
        "guard-for-in": 2,
        "indent": ["error", 4,{ "SwitchCase": 1 }],
        "key-spacing": [ 2,
            {
                "singleLine":
                {
                    "beforeColon": false,
                    "afterColon": true
                },
                "multiLine":
                {
                    "beforeColon": true,
                    "afterColon": true,
                    "align": "colon"
                }
            }],
        "keyword-spacing": 2,
        "linebreak-style": 0,
        "lines-around-comment": [ 2,
            {
                "allowBlockStart": true,
                "allowObjectStart": true,
                "beforeBlockComment": true,
                "beforeLineComment": false
            }],
        "max-len": [ 2, 94,
            {
                "tabWidth": 2,
                "comments": 110,
                "ignoreUrls": true,
                "ignoreStrings": true,
                "ignoreTemplateLiterals": true,
                "ignoreRegExpLiterals": true
            }],
        "newline-after-var": 2,
        "newline-before-return": 2,
        "newline-per-chained-call": 2,
        "no-alert": 2,
        "no-caller": 2,
        "no-case-declarations": 2,
        "no-catch-shadow": 2,
        "no-class-assign": 2,
        "no-confusing-arrow": 2,
        "no-console": 0,
        "no-const-assign": 2,
        "no-debugger": 2,
        "no-dupe-args": 2,
        "no-dupe-keys": 2,
        "no-duplicate-case": 2,
        "no-div-regex": 2,
        "no-empty": [ 2, { "allowEmptyCatch": true } ],
        "no-empty-pattern": 2,
        "no-else-return": 0,
        "no-eval": 2,
        "no-extend-native": 2,
        "no-ex-assign": 2,
        "no-extra-bind": 2,
        "no-extra-boolean-cast": 2,
        "no-extra-label": 2,
        "no-extra-semi": 2,
        "no-fallthrough": 2,
        "no-func-assign": 2,
        "no-global-assign": 2,
        "no-implicit-coercion": 2,
        "no-implicit-globals": 2,
        "no-inner-declarations": 2,
        "no-invalid-regexp": 2,
        "no-invalid-this": 0,
        "no-irregular-whitespace": 2,
        "no-lonely-if": 2,
        "no-mixed-operators": 2,
        "no-mixed-spaces-and-tabs": 2,
        "no-multi-spaces": 2,
        "no-multi-str": 2,
        "no-multiple-empty-lines": [ 2, { "max": 1, "maxEOF": 0, "maxBOF": 0 } ],
        "no-native-reassign": 2,
        "no-negated-in-lhs": 2,
        "no-new": 2,
        "no-new-func": 2,
        "no-new-wrappers": 2,
        "no-obj-calls": 2,
        "no-proto": 2,
        "no-prototype-builtins": 0,
        "no-redeclare": 2,
        "no-regex-spaces": 2,
        "no-restricted-imports": 2,
        "no-return-assign": 2,
        "no-self-assign": 2,
        "no-self-compare": 2,
        "no-sequences": 2,
        "no-shadow": 2,
        "no-shadow-restricted-names": 2,
        "no-spaced-func": 2,
        "no-sparse-arrays": 2,
        "no-this-before-super": 2,
        "no-throw-literal": 2,
        "no-undef": 2,
        "no-unexpected-multiline": 2,
        "no-unmodified-loop-condition": 2,
        "no-unreachable": 2,
        "no-unused-vars": [ 1, { "vars": "all", "args": "after-used" }],
        "no-use-before-define": [ 2, { "functions": false } ],
        "no-useless-call": 2,
        "no-useless-computed-key": 2,
        "no-useless-concat": 2,
        "no-useless-rename": 2,
        "no-var": 2,
        "no-whitespace-before-property": 2,
        "object-curly-newline": 0,
        "object-curly-spacing": [ 2, "always" ],
        "object-property-newline": [ 2, { "allowMultiplePropertiesPerLine": true } ],
        "prefer-const": 2,
        "prefer-rest-params": 2,
        "prefer-spread": 2,
        "prefer-template": 2,
        "quotes": [0, "double"],
        "semi": [ 2, "always" ],
        "semi-spacing": 2,
        "space-before-blocks": 2,
        "space-before-function-paren": [ 2,
            {
                "anonymous"  : "never",
                "named"      : "never",
                "asyncArrow" : "always"
            }],
        "space-in-parens": [ 2, "never" ],
        "spaced-comment": [ 2, "always" ],
        "strict": 2,
        "valid-typeof": 2,
        "eol-last": 2,
        "yoda": 2,
        "no-underscore-dangle": "off",
        "import/no-unresolved": [
            2,
            { "caseSensitive": false }
        ]
    }
}