The TypeScript support for existing JavaScript libraries is achieved thanks to the declaration of the public interface, or API, of the library. The declaration of the public interface of a third-party module is known as type definition.
When we install an npm module, we can face a few different scenarios.
Get Learning TypeScript 2.x - Second Edition now with the O’Reilly learning platform.
O’Reilly members experience books, live events, courses curated by job role, and more from O’Reilly and nearly 200 top publishers.
Get Mark Richards’s Software Architecture Patterns ebook to better understand how to design components—and how they should interact.
Dive in for free with a 10-day trial of the O’Reilly learning platform—then explore all the other resources our members count on to build skills and solve problems every day.
Start your free trial Become a member now