.eslintrc.json

{
  "env": {
    "browser": true,
    "es2021": true,
    "jest/globals": true
  },
  "extends": [
    "next/core-web-vitals",
    "plugin:import/recommended",
    "plugin:import/typescript",
    "plugin:jest/recommended",
    "plugin:tailwindcss/recommended",
    "plugin:@tanstack/eslint-plugin-query/recommended",
    "plugin:prettier/recommended"
  ],
  // Avoid run eslint on shadcn folder
  "ignorePatterns": ["**/components/ui/**"],
  "plugins": ["jest"],
  "rules": {
    // C
    "camelcase": "warn",
    "capitalized-comments": "off",
    // D
    "default-param-last": ["error"],
    // E
    "eqeqeq": "error",
    // M
    "max-params": ["warn", 3],
    // N
    "no-console": ["warn", { "allow": ["warn", "error"] }],
    "no-empty-function": "warn",
    "no-param-reassign": "error",
    // P
    "padding-line-between-statements": [
      "error",
      { "blankLine": "always", "prev": "*", "next": "return" },
      { "blankLine": "always", "prev": "*", "next": "function" },
      { "blankLine": "always", "prev": "*", "next": "block-like" },

      { "blankLine": "always", "prev": ["import"], "next": "*" },
      {
        "blankLine": "any",
        "prev": ["import"],
        "next": ["import"]
      },
      { "blankLine": "always", "prev": ["const", "let", "var"], "next": "*" },
      {
        "blankLine": "any",
        "prev": ["const", "let", "var"],
        "next": ["const", "let", "var"]
      }
    ],
    "prefer-const": "error",
    "prefer-destructuring": "error",
    "prefer-object-spread": "warn",
    // S
    "sort-keys": ["off", "asc", { "natural": true, "minKeys": 5 }],
    "sort-vars": "error",

    "react/boolean-prop-naming": ["warn"],
    "react/jsx-newline": ["warn"],
    "react/jsx-no-useless-fragment": ["error", { "allowExpressions": true }],
    "react/jsx-sort-props": ["warn", { "ignoreCase": true }]
  },
  "settings": {
    "import/resolver": {
      "typescript": true,
      "node": true
    }
  }
}