.eslintrc.json

{
  "env": {
    "es2021": true,
    "browser": true
  },
  "extends": [
    "eslint:recommended",
    "plugin:react/recommended",
    "plugin:@typescript-eslint/recommended",
    "prettier"
  ],
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaFeatures": {
      "jsx": true
    },
    "ecmaVersion": 12,
    "sourceType": "module"
  },
  "plugins": ["@typescript-eslint", "import", "react"],
  "settings": {
    "import/resolver": {
      "node": {
        "extensions": [".ts", ".tsx"]
      }
    }
  },
  "ignorePatterns": ["*.config.js", ".next/*", "scripts/", "models/*.ts", "public/swagger.json"],
  "overrides": [
    {
      "files": ["pages/**"],
      "rules": {
        "import/no-default-export": "off",
        "import/prefer-default-export": 2
      }
    }
  ],
  "rules": {
    "indent": "off",
    "object-shorthand": "off",
    "@typescript-eslint/no-unused-vars": [
      "error",
      {
        "argsIgnorePattern": "^_",
        "varsIgnorePattern": "^_"
      }
    ],
    "func-style": [
      "error",
      "declaration",
      {
        "allowArrowFunctions": true
      }
    ],
    "space-before-function-paren": [
      "error",
      {
        "anonymous": "never",
        "named": "never",
        "asyncArrow": "always"
      }
    ],
    "arrow-parens": "off",
    "no-confusing-arrow": "off",
    "import/no-default-export": "error",
    "import/prefer-default-export": "off",
    "object-curly-newline": "off",
    "no-plusplus": "off",
    "operator-linebreak": "off",
    "no-mixed-operators": "off",
    "max-len": "off",
    "import/extensions": ["error", "never"],
    "react/jsx-filename-extension": [
      "error",
      {
        "extensions": [".tsx"]
      }
    ],
    "react/jsx-tag-spacing": "off",
    "arrow-body-style": "off",
    "@typescript-eslint/explicit-function-return-type": [
      "error",
      {
        "allowExpressions": true
      }
    ],
    "semi": "off",
    "@typescript-eslint/semi": "error",
    "@typescript-eslint/explicit-module-boundary-types": "error",
    "@typescript-eslint/type-annotation-spacing": [
      "error",
      {
        "before": false,
        "after": true,
        "overrides": {
          "arrow": {
            "before": true,
            "after": true
          }
        }
      }
    ],
    "@typescript-eslint/no-empty-function": "off",
    "react/prop-types": "off",
    "react/jsx-one-expression-per-line": "off",
    "global-require": "off",
    "no-nested-ternary": "off",
    "no-console": 2,
    "react/display-name": "off",
    "@typescript-eslint/no-explicit-any": "error"
  }
}
// "@typescript-eslint/indent": ["error", 2] <-- turned off because ternary operators had mismatching requirements with prettier