This is the point of discriminated unions.

One of the most common misunderstandings that arises is when developers want to perform different branching logic based on the type in the TypeScript code. Because the resultant JavaScript carries no actual type metadata, this simply doesn’t work. It is …
TypeScript is not a Programming Language
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Charles Chen
Amy Blankenship
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Sep 20, 2023
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This is the point of discriminated unions.
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Written by Amy Blankenship1.2K Followers
·107 Following
Full Stack developer at fintech company. I mainly write about React, Javascript, Typescript, and testing.
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