.eslintrc

{
  "root": true,
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaVersion": 2020,
    "sourceType": "module"
  },
  "env": {
    "browser": true,
    "node": true
  },
  "plugins": [
    "@typescript-eslint",
    "simple-import-sort",
    "import",
    "unused-imports"
  ],
  "extends": [
    "eslint:recommended",
    "plugin:@typescript-eslint/recommended",
    "plugin:prettier/recommended"
  ],
  "ignorePatterns": ["/browser/", "/lib/", "/dist/", "*.min.js", "*.html", "*.md"],
  "rules": {
    // Misc lint of ESLint
    "no-console": "warn",
    "lines-between-class-members": ["error", "always"],
    "eqeqeq": ["error", "always"],

    // Misc lint of Typescript
    "@typescript-eslint/consistent-type-imports": "error",
    "@typescript-eslint/no-non-null-assertion": "off",
    "@typescript-eslint/no-var-requires": "off",
    "@typescript-eslint/ban-types": [
      "error",
      {
        "extendDefaults": true,
        "types": {
          "Function": false
        }
      }
    ],

    // Comments
    "no-inline-comments": "error",
    "line-comment-position": ["error", { "position": "above" }],
    "lines-around-comment": [
      "error",
      {
        "beforeBlockComment": true,
        "beforeLineComment": false,
        "allowBlockStart": true,
        "allowClassStart": true,
        "allowObjectStart": true,
        "allowArrayStart": true
      }
    ],
    "multiline-comment-style": ["error", "separate-lines"],
    "spaced-comment": ["error", "always", { "block": { "balanced": true } }],

    // Import sorting
    "simple-import-sort/imports": "error",
    "simple-import-sort/exports": "error",
    "import/first": "error",
    "import/newline-after-import": "error",
    "import/no-duplicates": "error",

    // Remove unused imports
    "@typescript-eslint/no-unused-vars": "off",
    "unused-imports/no-unused-imports-ts": "error",
    "unused-imports/no-unused-vars-ts": [
      "error",
      {
        "vars": "all",
        "varsIgnorePattern": "^_",
        "args": "after-used",
        "argsIgnorePattern": "^_"
      }
    ]
  },
  "overrides": [
    {
      "files": "**/*.js",
      "rules": {
        "simple-import-sort/imports": "off",
        "import/order": ["error", { "newlines-between": "always" }]
      }
    }
  ]
}