Compound components create flexible, expressive APIs. Here's how to build them effectively.
Basic Compound Pattern#
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Context for State Sharing#
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Flexible Accordion#
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Slot Pattern#
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Render Props Variant#
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Best Practices#
Design:
✓ Use context for state sharing
✓ Provide clear error messages
✓ Support controlled and uncontrolled
✓ Keep components focused
API:
✓ Attach sub-components to parent
✓ Use descriptive component names
✓ Allow customization via props
✓ Document expected children
Accessibility:
✓ Use proper ARIA attributes
✓ Support keyboard navigation
✓ Manage focus appropriately
✓ Test with screen readers
Conclusion#
Compound components create intuitive, flexible APIs. Use context for shared state, attach sub-components for discoverability, and provide both controlled and uncontrolled modes. This pattern scales well for complex UI components like tabs, accordions, and menus.