.eslintrc.json

{
  "env": {
    "browser": true,
    "commonjs": true,
    "es2021": true
  },
  "root": true,
  "overrides": [ ],
  "parserOptions": {
    "ecmaVersion": "latest"
  },
  "ignorePatterns": [
    "node_modules",
    "dist",
    "build"
  ],
  "rules": {
    "semi": [ "warn", "always" ],
    "semi-spacing": [ "error", { "before": false } ],
    "indent": [ "warn", 2, { "SwitchCase": 1 } ],

    "quotes": [ "warn", "single", { "avoidEscape": true, "allowTemplateLiterals": true } ],
    "quote-props": [ "warn", "as-needed" ],

    "comma-dangle": [ "warn", "never" ],
    "comma-spacing": [ "warn", { "before": false, "after": true } ],

    "no-trailing-spaces": [ "warn", { "skipBlankLines": false, "ignoreComments": false } ],
    "space-before-function-paren": [ "warn", { "anonymous": "always", "named": "never" } ],
    "keyword-spacing": [
      "warn", {
        "overrides": {
          "if": { "after": false },
          "for": { "after": false },
          "try": { "after": true },
          "catch": { "after": false },
          "switch": { "after": false }
        }
      }
    ],

    "linebreak-style": [ "error", "unix" ],
    "eol-last": [ "error", "always" ],
    "no-multiple-empty-lines": [ "warn", { "max": 2, "maxEOF": 0, "maxBOF": 0 } ]
  }
}