.eslintrc.json

{
  "settings": {
    "import/resolver": {
      "typescript": {},
      "node": {
        "paths": ["src"],
        "extensions": [".js", ".jsx", ".ts", ".tsx"]
      }
    }
  },
  "env": {
    "browser": true,
    "es2021": true
  },
  "extends": [
    "eslint:recommended",
    "plugin:react/recommended",
    "plugin:@typescript-eslint/recommended",
    "prettier",
    "airbnb/hooks",
    "plugin:@typescript-eslint/recommended",
    "plugin:@typescript-eslint/recommended-requiring-type-checking"
  ],
  "parser": "@typescript-eslint/parser",
  "parserOptions": {
    "ecmaFeatures": {
      "jsx": true
    },
    "ecmaVersion": "latest",
    "sourceType": "module",
    "project": "./tsconfig.json"
  },
  "plugins": ["react", "@typescript-eslint", "import"],
  "rules": {
    "import/no-default-export": ["error"],
    "import/prefer-default-export": "off",
    "import/extensions": [
      "error",
      "ignorePackages",
      {
        "ts": "never",
        "tsx": "never"
      }
    ],
    "import/order": [
      "error",
      {
        "groups": [
          "builtin",
          "external",
          "internal",
          "parent",
          "sibling",
          "index",
          "object",
          "type"
        ],
        "newlines-between": "never", // import groups の間 1行あける
        "pathGroupsExcludedImportTypes": ["builtin"],
        "alphabetize": { "order": "asc", "caseInsensitive": true }, // 大文字小文字関係なくアルファベット順にしたい
        "pathGroups": [
          {
            "pattern": "src/models/**",
            "group": "internal",
            "position": "before"
          },
          {
            "pattern": "src/api/**",
            "group": "internal",
            "position": "before"
          },
          {
            "pattern": "src/util/**",
            "group": "internal",
            "position": "before"
          },
          {
            "pattern": "src/pages/**",
            "group": "internal",
            "position": "before"
          },
          {
            "pattern": "src/assets/**",
            "group": "internal",
            "position": "before"
          }
        ]
      }
    ],
    // @typescript-eslint
    "@typescript-eslint/explicit-function-return-type": ["error"],
    "@typescript-eslint/no-duplicate-imports": ["error"],
    // react
    "react/react-in-jsx-scope": ["off"],
    "react/function-component-definition": [
      2,
      {
        "namedComponents": "arrow-function",
        "unnamedComponents": "arrow-function"
      }
    ],
    // react-hooks
    "react-hooks/rules-of-hooks": "error",
    "react-hooks/exhaustive-deps": "warn",
    "react/prop-types": "off",
    "react/require-default-props": "off",
    "react/jsx-filename-extension": [
      "warn",
      {
        "extensions": [".tsx"]
      }
    ],
    "@typescript-eslint/no-shadow": "off"
  }
}