Tyler Brostrom tylerbrostrom
tylerbrostrom
/ discriminating-union.ts
Last active
May 27, 2021 00:07
TypeScript Utility for Creating Discriminating Unions
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| /** | |
| Create a discriminating union type from two or more object types. | |
| Why?: | |
| - Saves you a few keystrokes. | |
| - Esp. helpful for distinguishing between type aliases you don’t own. | |
| Caveats: | |
| - Discriminator property might clobber an existing property. |