.eslintrc.json

{
  "env": {
    "es2020": true,
    "browser": true
  },
  "parser": "@typescript-eslint/parser",
  "extends": [
    "react-app",
    "prettier",
    "standard",
    "plugin:@typescript-eslint/recommended",
    "plugin:@typescript-eslint/eslint-recommended",
    "plugin:import/errors",
    "plugin:import/warnings"
  ],
  "settings": {
    "import/parsers": {
      "@typescript-eslint/parser": [".ts", ".tsx"]
    },
    "import/resolver": {
      "node": { "extensions": [".js", ".mjs", ".cjs"] },
      "typescript": {}
    }
  },
  "plugins": ["@typescript-eslint", "import"],
  "rules": {
    "react/react-in-jsx-scope": "off",
    "react/display-name": "off",
    "react/prop-types": "off",
    "react/jsx-key": "error",
    "no-console": 1,
    "no-unused-vars": "off",
    "@typescript-eslint/no-unused-vars": [
      "error",
      { "vars": "all", "args": "after-used", "ignoreRestSiblings": false }
    ],
    "indent": ["error", 2],
    "linebreak-style": ["error", "unix"],
    "quotes": ["error", "single"],
    "import/newline-after-import": "error",
    "import/no-duplicates": "error",
    // Enforce import order
    "import/order": [
      2,
      {
        "groups": ["builtin", "external", "internal"],
        "pathGroups": [
          {
            "pattern": "react",
            "group": "external",
            "position": "before"
          },
          {
            "pattern": "@+(symbols)",
            "group": "internal"
          },
          {
            "pattern": "@+(api|components|compositions|directives|enums|interfaces|layouts|modules|services|utils|views|hooks)/**",
            "group": "internal"
          },
          {
            "pattern": "@/**",
            "group": "internal"
          },
          {
            "pattern": "*.scss",
            "group": "index",
            "patternOptions": { "matchBase": true }
          }
        ],
        "pathGroupsExcludedImportTypes": ["react"],
        "newlines-between": "always",
        "alphabetize": {
          "order": "asc",
          "caseInsensitive": true
        }
      }
    ],
    // Imports should come first
    "import/first": "error",
    // Other import rules
    "import/no-mutable-exports": "error",
    // Allow unresolved imports
    "import/no-unresolved": "off",

    "semi": 0,
    // "quotes": 0,
    // "indent": 0,
    "space-before-function-paren": 0,
    "arrow-parens": 0,
    "comma-dangle": 0,
    "keyword-spacing": 0,
    "no-multiple-empty-lines": 0,
    "no-trailing-spaces": 0,
    "unicorn/number-literal-case": 0,
    "unicorn/template-indent": 0,
    "generator-star-spacing": 0,
    "space-infix-ops": 0,
    "comma-spacing": 0,
    "brace-style": 0,
    "space-in-parens": 0,
    "space-before-blocks": 0,
    "semi-spacing": 0,
    "object-property-newline": 0,
    "no-multi-spaces": 0,
    "key-spacing": 0,
    "eol-last": 0,
    "func-call-spacing": 0,
    "comma-style": 0,

    // Disable some unnecessary or conflicting rules
    "no-use-before-define": "off",
    "unicorn/prevent-abbreviations": 0,
    "unicorn/no-await-expression-member": 0,
    "unicorn/no-useless-undefined": 0,
    "unicorn/no-array-push-push": 0,
    "unicorn/filename-case": 0,
    "camelcase": 0,
    "@typescript-eslint/no-explicit-any": 0,
    "@typescript-eslint/no-empty-function": 0,
    "@typescript-eslint/no-var-requires": 0,
    "@typescript-eslint/ban-ts-comment": 0,
    "@typescript-eslint/no-empty-interface": 0,

    // Prefer const over let
    "prefer-const": [
      "error",
      {
        "destructuring": "any",
        "ignoreReadBeforeAssign": false
      }
    ],

    // No single if in an "else" block
    "no-lonely-if": "error",

    // Force curly braces for control flow,
    // including if blocks with a single statement
    "curly": ["error", "all"],

    // No async function without await
    "require-await": "error",

    // Force dot notation when possible
    "dot-notation": "error",

    // Force object shorthand where possible
    "object-shorthand": "error",

    // No useless destructuring/importing/exporting renames
    "no-useless-rename": "error"
  }
}