.eslintrc.js

module.exports = {
  root: true,
  parser: "@typescript-eslint/parser",
  parserOptions: {
    tsconfigRootDir: __dirname,
    project: ["./tsconfig.json"],
  },
  plugins: ["@typescript-eslint"],
  extends: [
    "eslint:recommended",
    "plugin:@typescript-eslint/eslint-recommended",
    "plugin:@typescript-eslint/recommended",
    "plugin:@typescript-eslint/recommended-requiring-type-checking",
    "prettier",
  ],
  rules: {
    "no-console": ["error"],
    "no-unused-vars": "off", // Original eslint rule has to be disabled
    "@typescript-eslint/camelcase": ["off"],
    "@typescript-eslint/explicit-function-return-type": [
      "warn",
      { allowExpressions: true },
    ],
    "@typescript-eslint/no-non-null-assertion": ["off"],
    "@typescript-eslint/no-this-alias": [
      "error",
      {
        allowDestructuring: true, // Allow `const { props, state } = this`; false by default
        allowedNames: ["app"], // Allow `const app = this`; `[]` by default
      },
    ],
    "@typescript-eslint/no-unused-vars": ["warn", { argsIgnorePattern: "^_" }],
    "@typescript-eslint/no-use-before-define": ["off"],
  },
}