.eslintrc.json

{
  "env": {
    "browser": true,
    "es2021": true,
    "jquery": true,
    "mocha": true,
    "jest": true
  },
  "extends": [
    "eslint:recommended",
    "plugin:react/recommended",
    "plugin:@typescript-eslint/eslint-recommended",
    "plugin:@typescript-eslint/recommended",
    "plugin:prettier/recommended",
    "plugin:react-hooks/recommended"
    //"prettier/@typescript-eslint"
  ],
  "overrides": [],
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaVersion": "latest",
    "ecmaFeatures": {
      "jsx": true
    },
    "sourceType": "module"
    //"project": "./tsconfig.json"
  },
  "plugins": ["react", "@typescript-eslint", "react-hooks"],
  "rules": {
    // suppress errors for missing 'import React' in files
    "react/react-in-jsx-scope": "off",
    // allow jsx syntax in js files (for next.js project)
    "react/jsx-filename-extension": [
      1,
      { "extensions": [".js", ".jsx", ".ts", ".tsx"] }
    ],
    "no-unused-vars": [
      "error",
      {
        "argsIgnorePattern": "^_",
        "varsIgnorePattern": "^_"
      }
    ],
    "no-mixed-spaces-and-tabs": "warn",
    "react/prop-types": "warn",
    "no-irregular-whitespace": "warn",
    "no-undef": "warn",
    "react/no-unknown-property": "warn",

    "eqeqeq": "off",
    "curly": "warn",
    "quotes": ["warn", "single"],
    "@typescript-eslint/ban-types": [
      "error",
      {
        "extendDefaults": true,
        "types": {
          "{}": false
        }
      }
    ],
    "@typescript-eslint/no-explicit-any": ["off"],
    "@typescript-eslint/no-unused-vars": [
      "error",
      { "argsIgnorePattern": "^_" }
    ],
    // hooks
    "react-hooks/rules-of-hooks": "error",
    "react-hooks/exhaustive-deps": "warn"
  },
  "settings": {
    "react": {
      "version": "detect"
    }
  }
}