.eslintrc

{
  "parserOptions": {
    "ecmaVersion": 2018,
    "sourceType": "module"
  },
  "ignorePatterns": ["src/client/vendor"],
  "env": {
    "browser": true,
    "node": true
  },
  "rules": {
    "comma-dangle": [2,"never"],
    "no-cond-assign": 2,
    "no-console": 0,
    "no-constant-condition": 2,
    "no-control-regex": 0,
    "no-debugger": 0,
    "no-dupe-args": 0,
    "no-dupe-keys": 0,
    "no-duplicate-case": 2,
    "no-empty-character-class": 0,
    "no-empty": 2,
    "no-ex-assign": 2,
    "no-extra-boolean-cast": 2,
    "no-extra-parens": [2, "all", {
      "conditionalAssign": false,
      "returnAssign": false,
      "nestedBinaryExpressions": false
    }],
    "no-extra-semi": 2,
    "no-func-assign": 2,
    "no-inner-declarations": 2,
    "no-invalid-regexp": 0,
    "no-irregular-whitespace": 2,
    "no-negated-in-lhs": 2,
    "no-obj-calls": 0,
    "no-regex-spaces": 0,
    "no-sparse-arrays": 2,
    "no-unreachable": 2,
    "use-isnan": 2,
    "valid-jsdoc": 0,
    "valid-typeof": 0,
    "no-unexpected-multiline": 0,
    "accessor-pairs": 2,
    "block-scoped-var": 2,
    "complexity": 2,
    "consistent-return": 0,
    "curly": 2,
    "default-case": 2,
    "dot-notation": 2,
    "dot-location": 0,
    "eqeqeq": [2,"allow-null"],
    "guard-for-in": 0,
    "no-alert": 0,
    "no-caller": 0,
    "no-div-regex": 0,
    "no-else-return": 0,
    "no-empty-label": 0,
    "no-eq-null": 0,
    "no-eval": 2,
    "no-extend-native": 0,
    "no-extra-bind": 2,
    "no-fallthrough": 2,
    "no-floating-decimal": 2,
    "no-implicit-coercion": [2,{"number":true,"string":true,"boolean":false}],
    "no-implied-eval": 2,
    "no-invalid-this": 0,
    "no-iterator": 2,
    "no-labels": 0,
    "no-lone-blocks": 0,
    "no-loop-func": 2,
    "no-multi-spaces": 2,
    "no-multi-str": 0,
    "no-native-reassign": 0,
    "no-new-func": 0,
    "no-new-wrappers": 2,
    "no-new": 2,
    "no-octal-escape": 0,
    "no-octal": 0,
    "no-param-reassign": 0,
    "no-process-env": 0,
    "no-proto": 0,
    "no-redeclare": 2,
    "no-return-assign": 0,
    "no-script-url": 0,
    "no-self-compare": 0,
    "no-sequences": 0,
    "no-throw-literal": 2,
    "no-unused-expressions": 0,
    "no-useless-call": 0,
    "no-void": 0,
    "no-warning-comments": [1,{"terms":["todo"," fixme"," TODO"," FIXME"],"location":"anywhere"}],
    "no-with": 0,
    "radix": 2,
    "vars-on-top": 2,
    "wrap-iife": [2,"inside"],
    "yoda": 0,
    "strict": [2,"global"],
    "init-declarations": 0,
    "no-catch-shadow": 2,
    "no-delete-var": 2,
    "no-label-var": 0,
    "no-shadow-restricted-names": 0,
    "no-shadow": 0,
    "no-undef-init": 0,
    "no-undef": 0,
    "no-undefined": 0,
    "no-unused-vars": 2,
    "no-use-before-define": 0,
    "callback-return": 0,
    "handle-callback-err": 2,
    "no-mixed-requires": 0,
    "no-new-require": 0,
    "no-path-concat": 2,
    "no-process-exit": 2,
    "no-restricted-modules": 0,
    "no-sync": 0,
    "array-bracket-spacing": 2,
    "brace-style": [2,"1tbs",{"allowSingleLine":true}],
    "camelcase": 2,
    "comma-spacing": 2,
    "comma-style": [2,"last"],
    "computed-property-spacing": 0,
    "consistent-this": [0, "self", "that"],
    "eol-last": 0,
    "func-names": 0,
    "func-style": 0,
    "id-length": 0,
    "indent": [2, 2, {
      "VariableDeclarator": 1,
      "SwitchCase": 1
    }],
    "key-spacing": [2,{"beforeColon":false,"afterColon":true}],
    "lines-around-comment": 0,
    "linebreak-style": 0,
    "max-nested-callbacks": [2, {"maximum":8}],
    "new-cap": 2,
    "new-parens": 2,
    "newline-after-var": 2,
    "no-array-constructor": 2,
    "no-continue": 0,
    "no-inline-comments": 0,
    "no-lonely-if": 0,
    "no-mixed-spaces-and-tabs": [2,"smart-tabs"],
    "no-multiple-empty-lines": [2,{"max":1}],
    "no-nested-ternary": 0,
    "no-new-object": 2,
    "no-spaced-func": 2,
    "no-ternary": 0,
    "no-trailing-spaces": 0,
    "no-underscore-dangle": [2, { "allowAfterThis": true }],
    "no-unneeded-ternary": 2,
    "object-curly-spacing": [2,"always",{}],
    "one-var": 0,
    "operator-assignment": 0,
    "operator-linebreak": 0,
    "padded-blocks": [2, {"switches":"always"}],
    "quote-props": [2, "consistent"],
    "quotes": [2,"single","avoid-escape"],
    "id-match": 0,
    "semi-spacing": [2,{"after":true}],
    "semi": [2,"always"],
    "sort-vars": 0,
    "keyword-spacing": 2,
    "space-before-blocks": 2,
    "space-before-function-paren": 0,
    "space-in-parens": 2,
    "space-infix-ops": 2,
    "space-return-throw-case": 0,
    "space-unary-ops": 0,
    "spaced-comment": [2, "always", {
      "line": {
        "markers": ["/"],
        "exceptions": ["-", "+"]
      },
      "block": {
        "markers": ["!"],
        "exceptions": ["*"]
      }
    }],
    "wrap-regex": 2,
    "arrow-parens": 0,
    "arrow-spacing": 0,
    "constructor-super": 0,
    "generator-star-spacing": 0,
    "no-class-assign": 0,
    "no-const-assign": 0,
    "no-this-before-super": 0,
    "no-var": 0,
    "object-shorthand": 0,
    "prefer-const": 0,
    "prefer-spread": 0,
    "prefer-reflect": 0,
    "require-yield": 0,
    "max-depth": [2,4],
    "max-len": [2,200,1,{"ignorePattern":"true"}],
    "max-params": 0,
    "max-statements": 0,
    "no-bitwise": [2, { "allow": ["~"] }],
    "no-plusplus": 2
  }
}