useFragmentSyntax

import { Tabs, TabItem } from '@astrojs/starlight/components';

<Tabs> <TabItem label="JSX and TSX" icon="seti:javascript"> ## Summary - Rule available since: `v1.0.0` - Diagnostic Category: [`lint/style/useFragmentSyntax`](/reference/diagnostics#diagnostic-category) - This rule isn't recommended, so you need to enable it. - This rule has an [**unsafe**](/linter/#unsafe-fixes) fix. - The default severity of this rule is [**information**](/reference/diagnostics#information). - Sources: - Same as [`react/jsx-fragments`](https://github.com/jsx-eslint/eslint-plugin-react/blob/master/docs/rules/jsx-fragments.md)

How to configure

json

{
	"linter": {
		"rules": {
			"style": {
				"useFragmentSyntax": "error"
			}
		}
	}
}

Description

This rule enforces the use of <>...</> over <Fragment>...</Fragment>.

The shorthand fragment syntax saves keystrokes and is only inapplicable when keys are required.

Examples

Invalid

jsx

<Fragment>child</Fragment>

<pre class="language-text"><code class="language-text">code-block.jsx:1:1 <a href="https://biomejs.dev/linter/rules/use-fragment-syntax">lint/style/useFragmentSyntax</a> FIXABLE ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ℹ Use shorthand syntax for Fragment elements instead of standard syntax. > 1 │ <Fragment>child</Fragment> │ ^^^^^^^^^^^^^^^^^^^^^^^^^^ 2 │ ℹ Shorthand fragment syntax saves keystrokes and is only inapplicable when keys are required. ℹ Unsafe fix: Replace <Fragment> with the fragment syntax 1 │ <Fragment>child</Fragment> │ -------- -------- </code></pre>

jsx

<React.Fragment>child</React.Fragment>

<pre class="language-text"><code class="language-text">code-block.jsx:1:1 <a href="https://biomejs.dev/linter/rules/use-fragment-syntax">lint/style/useFragmentSyntax</a> FIXABLE ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ ℹ Use shorthand syntax for Fragment elements instead of standard syntax. > 1 │ <React.Fragment>child</React.Fragment> │ ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ 2 │ ℹ Shorthand fragment syntax saves keystrokes and is only inapplicable when keys are required. ℹ Unsafe fix: Replace <Fragment> with the fragment syntax 1 │ <React.Fragment>child</React.Fragment> │ -------------- -------------- </code></pre>

</TabItem> </Tabs>

How to configure

Description

Examples

Invalid

Related links