
Engineering
Error Handling in TypeScript: Patterns That Scale
Move beyond try-catch soup: discriminated unions, Result types, and error boundaries that make TypeScript codebases more reliable and maintainable.
·3 min read
Tags
3 articles

Move beyond try-catch soup: discriminated unions, Result types, and error boundaries that make TypeScript codebases more reliable and maintainable.

Build idempotent API endpoints that retry safely using idempotency keys, database constraints and state machines — payments, orders and webhooks.

Build error boundary strategies that catch failures gracefully, provide meaningful fallbacks, report actionable diagnostics and contain the damage.