ChatGPT: TypeScript Advanced Utility Types
Overview
Explain how to create custom "Utility Types" in TypeScript using Mapped Types, Conditional Types, and the "infer" keyword. Provide examples of a "Deep
S
Saiyp Editorial
Apr 29, 2026
Explain how to create custom "Utility Types" in TypeScript using Mapped Types, Conditional Types, and the "infer" keyword. Provide examples of a "DeepPartial", "RequiredKeys", and a type-safe "PickByType".
Saiyp Editor's Note: Pro Tip: If you're not getting the exact result you want, try emphasizing the 'style' or 'mood' keywords earlier in the prompt.