.eslintrc.json

{
  "env": {
    "es6": true
  },
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaVersion": 2018,
    "sourceType": "module",
    "ecmaFeatures": {
        "jsx": true
    }
  },
  "plugins": ["@typescript-eslint", "prettier", "react", "simple-import-sort"],
  "extends": [
    "eslint:recommended",
    "plugin:@typescript-eslint/recommended",
    "prettier/@typescript-eslint",
    "plugin:prettier/recommended",
    "react-app"
  ],
  "rules": {
    "curly": ["warn", "multi-line", "consistent"],
    "no-console": "off",
    "no-empty": "off",
    "no-shadow": "warn",
    "prefer-const": "warn",
    "spaced-comment": ["warn", "always", { "line": { "markers": ["/ <reference"] } }],
    "simple-import-sort/sort": "warn",
    "@typescript-eslint/array-type": "warn",
    "@typescript-eslint/explicit-function-return-type": ["warn", { "allowExpressions": true }],
    "@typescript-eslint/no-empty-interface": "off",
    "@typescript-eslint/no-explicit-any": "off",
    "@typescript-eslint/no-unused-vars": ["warn", { "argsIgnorePattern": "^_", "varsIgnorePattern": "^_" }],
    "@typescript-eslint/no-use-before-define": "warn"
  }
}