.eslintrc.json

{
  "env": {
    "es6": true,
    "browser": true,
    "node": true
  },
  "globals": {},
  "parser": "@babel/eslint-parser",
  "plugins": ["prettier"],
  "extends": ["eslint:recommended", "plugin:prettier/recommended"],
  "rules": {
    "no-console": 0,
    "no-inner-declarations": 0,
    // Variables
    "no-unused-vars": 0,
    // Stylistic Issues
    "consistent-this": [2, "self"],
    "lines-between-class-members": [
      2,
      "always",
      {
        "exceptAfterSingleLine": true
      }
    ],
    "padding-line-between-statements": [
      2,
      {
        "blankLine": "always",
        "prev": ["export", "class", "block-like"],
        "next": ["export", "class", "block-like"]
      },
      {
        "blankLine": "always",
        "prev": ["import", "cjs-import"],
        "next": "*"
      },
      {
        "blankLine": "never",
        "prev": ["import", "cjs-import"],
        "next": ["import", "cjs-import"]
      },
      {
        "blankLine": "always",
        "prev": "*",
        "next": ["export", "cjs-export"]
      }
    ],
    "prefer-const": [
      2,
      {
        "destructuring": "any",
        "ignoreReadBeforeAssign": false
      }
    ],
    "spaced-comment": [
      2,
      "always",
      {
        "exceptions": ["-+"]
      }
    ],
    // Prettier
    "prettier/prettier": "error"
  }
}