Ryan Cavanaugh

Ryan Cavanaugh has asked 20 questions and find answers to 318 problems.

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About

I work on TypeScript, a typed superset of JavaScript that compiles to plain JavaScript. If you think you've found a TypeScript bug, please log an issue at our GitHub site.

Ryan Cavanaugh questions

Why can't I "implements" an all-optional interface in TypeScript 2.4+?
Why can't I return a generic 'T' to satisfy a Partial<T>?
Why can't I compare `typeof x` to "null" or "MyClass" in TypeScript?
What does a TypeScript index signature actually mean?
How do I load a node module as if the current module were located somewhere else?
Why can't I indirectly return an object literal to satisfy an index signature return type in TypeScript?
What does "all legal JavaScript is legal TypeScript" mean?
Why are derived class property values not seen in the base class constructor?
Why does TypeScript have both `void` and `undefined`?
What does "... resolves to a non-module entity and cannot be imported using this construct" mean?

Ryan Cavanaugh answers

Higher order function, Flow type annotations
Why isn't the type argument inferred as a union type?
Why can't I "implements" an all-optional interface in TypeScript 2.4+?
Delete only first element of array
Is TypeScript not using revealing module pattern for classes?
Typescript: How to add type guards for enums in union types?
typescript --strictNullChecks vs. flow's null checking
"error TS1110: Type expected" when using export type
Is DefinitelyTyped appropriate for new TypeScript definitions?
Generic function allow arbitrary keys