.eslintrc

{
  // "$schema": "https://raw.githubusercontent.com/SchemaStore/schemastore/master/src/schemas/json/eslintrc.json",
  "parserOptions": {
    "ecmaVersion": "latest",
    "sourceType": "module"
  },
  "env": {
    "browser": true,
    "jquery": true,
    "node": true,
    "es6": true
  },
  "extends": [
    "eslint:recommended",
    "jquery",
    "@typhonjs-fvtt/eslint-config-foundry.js/0.8.0",
    "prettier"
  ],
  "plugins": [
    "prettier"
  ],
  "rules": {
    // "prettier/prettier": ["error"],
    "arrow-parens": ["error", "as-needed"],
    "brace-style": ["error", "stroustrup", { "allowSingleLine": true }],
    "comma-dangle": ["error", "always-multiline"],
    "comma-spacing": "error",
    "comma-style": "error",
    "curly": ["error", "multi-line"],
    "dot-location": ["error", "property"],
    "eqeqeq": 0, // ["warn", "always", { "null": "ignore" }],
    "handle-callback-err": "off",
    "indent": ["error", 2, { "SwitchCase": 1 }],
    "linebreak-style": ["error", "unix"],
    "max-len": ["error", { "code": 120, "ignoreUrls": true }],
    "max-nested-callbacks": ["error", { "max": 4 }],
    "max-statements-per-line": ["error", { "max": 2 }],
    "no-console": "off",
    "no-empty-function": "warn",
    "no-floating-decimal": "error",
    "no-inline-comments": "off",
    "no-lonely-if": "error",
    "no-multi-spaces": "error",
    "no-multiple-empty-lines": ["error", { "max": 2, "maxEOF": 1, "maxBOF": 0 }],
    "no-prototype-builtins": "off",
    "no-shadow": ["error", { "builtinGlobals": true, "hoist": "all", "allow": ["event"] }],
    "no-trailing-spaces": ["error", { "ignoreComments": true }],
    "no-unreachable": "warn",
    "no-unused-labels": 0,
    "no-unused-vars": "warn",
    "no-var": "error",
    "object-curly-spacing": ["error", "always"],
    "prefer-const": "warn",
    "quotes": ["error", "single"],
    "semi": ["error", "always"],
    "space-before-blocks": "error",
    "space-before-function-paren": ["error", {
      "anonymous": "always",
      "named": "never",
      "asyncArrow": "always"
    }],
    "space-in-parens": ["error", "never"],
    "space-infix-ops": "error",
    "space-unary-ops": "error",
    "spaced-comment": "error",
    "yoda": "error"
  }
}