Let's Fix The Fatal Flaw in TypeScript's Union Types!

Описание к видео Let's Fix The Fatal Flaw in TypeScript's Union Types!

Code: https://github.com/typed-rocks/typesc...

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Union types in TypeScript are great, most of the time. But sometimes we want to be restricted to use only one of the types in the union. TypeScript itself doesn't provide such a type which can lead to many issues when not addressed properly. In this video we will fix this by creating our own "OneOf" type, which will ensure exactly that.

0:00 Identify The Flaw
0:52 A Manual Solution
2:30 SimpleOneOf implementation
5:30 OneOf implementation
13:20 Outro

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