.eslintrc.json

{
    "env": {
        "browser": true,
        "es2021": true,
        "jest/globals": true
    },
    "parser": "@typescript-eslint/parser",
    "parserOptions": {
        "ecmaFeatures": {
            "jsx": true
        },
        "ecmaVersion": "latest",
        "sourceType": "module"
    },
    "globals": {
        "React": true,
        "JSX": true
    },
    "processor": "disable/disable",
    "extends": [
        "plugin:@typescript-eslint/recommended",
        "plugin:react/recommended",
        "plugin:astro/recommended",
        "airbnb",
        "plugin:react/jsx-runtime",
        "plugin:react-hooks/recommended",
        "plugin:jest/recommended",
        "plugin:jest/style",
        "prettier"
    ],
    "plugins": ["react", "@typescript-eslint", "import", "jsx-a11y", "jest", "disable", "prettier"],
    "rules": {
        "import/extensions": 0,
        "import/no-extraneous-dependencies": ["error", { "devDependencies": true }],
        "react/require-default-props": 0,
        "react/function-component-definition": [2, { "namedComponents": "arrow-function" }],
        "react/jsx-filename-extension": [2, { "extensions": [".js", ".jsx", ".tsx", ".mdx"] }],
        "react/jsx-props-no-spreading": 0
    },
    "settings": {
        "react": {
            "version": "detect"
        },
        "import/parsers": {
            "@typescript-eslint/parser": [".ts", ".tsx"]
        },
        "import/resolver": {
            "typescript": {
                "alwaysTryTypes": true // always try to resolve types under `<root>@types` directory even it doesn't contain any source code, like `@types/unist`
            }
        }
    },
    "overrides": [
        {
            "files": ["**/*.mdx"],
            "extends": ["plugin:mdx/recommended"],
            "settings": {
                "mdx/code-blocks": true,
                "mdx/language-mapper": {}
            }
        },
        {
            // we need to make sure we're not linting js files twice
            "files": ["**/*.js", "**/*.jsx"],
            "settings": {
                "disable/plugins": "@typescript-eslint"
            }
        },
        {
            "files": ["*.astro"],
            "parser": "astro-eslint-parser",
            "parserOptions": {
                "parser": "@typescript-eslint/parser",
                "extraFileExtensions": [".astro"]
            }
        }
    ]
}