.eslintrc.json

{
  "root": true,
  "extends": ["eslint:recommended", "airbnb-base", "plugin:@typescript-eslint/recommended"],
  "parser": "@typescript-eslint/parser",
  "plugins": [
    "jest",
    "@typescript-eslint",
    "import"
  ],
  "env": {
    "jest/globals": true
  },
  "globals": {
    "window": true
  },
  "settings": {
    "import/parsers": {
      "@typescript-eslint/parser": [".ts", ".tsx"]
    },
    "import/extensions": [
      ".ts",
      ".js",
      ".json"
    ],
    "import/resolver": {
      "node": {
        "extensions": [".js", ".jsx", ".ts", ".tsx", ".json", ""]
      },
      "typescript": {
        // always try to resolve types under `<root>@types` directory even it doesn't contain any source code, like `@types/unist`
        "alwaysTryTypes": true,
        // use an array
        "project": [
          "./tsconfig.json"
        ]
      }
    }
  },
  "rules": {
    "semi": [
      2,
      "never"
    ],
    "comma-dangle": [
      "error",
      "never"
    ],
    "no-param-reassign": [
      0
    ],
    "func-names": [
      0
    ],
    "brace-style": [
      0
    ],
    "import/prefer-default-export": [0],
    "import/no-extraneous-dependencies": [
      0
    ],
    "import/no-unresolved": [
      2
    ],
    "import/extensions": [
      2,
      "never"
    ],
    "no-restricted-globals": [
      2,
      "never"
    ],
    "no-plusplus": [
      2,
      {
        "allowForLoopAfterthoughts": true
      }
    ],
    "max-len": [
      2,
      {
        "code": 150,
        "ignoreComments": true
      }
    ],
    "@typescript-eslint/no-explicit-any": [0],
    "@typescript-eslint/ban-ts-comment": [0],
    "no-shadow": [0],
    "@typescript-eslint/no-shadow": [2],
    "arrow-body-style": [0],
    "linebreak-style": ["error", "unix"]
  }
}