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🌍Intermediate

TypeScript in the Real World

Ship TypeScript for real: tsconfig & strict, modules & declaration files, typing untyped libraries, type-safe APIs with Zod, error handling, and JS→TS migration.

Volume 2 · Part VI · 8 chapters · 8 lessons
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What you'll learn

  • tsconfig & the strict Family
  • Modules, Namespaces & Path Aliases
  • Declaration Files (.d.ts) & DefinitelyTyped
  • Typing Untyped Libraries
  • Type-Safe API Calls & Runtime Validation (Zod)
  • Error Handling with Types
  • End-to-End Type Safety
  • Migrating JavaScript to TypeScript

Curriculum

3 modules · 8 lessons
Module 1Project Setup2 lessons
tsconfig & the strict FamilyPreview
Modules, Namespaces & Path Aliases
Module 2Working with the Ecosystem2 lessons
Declaration Files (.d.ts) & DefinitelyTyped
Typing Untyped Libraries
Module 3Safe at the Boundaries4 lessons
Type-Safe API Calls & Runtime Validation (Zod)
Error Handling with Types
End-to-End Type Safety
Migrating JavaScript to TypeScript

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