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IsUnion Type — drizzle-orm Architecture

Architecture documentation for the IsUnion type/interface in utils.ts from the drizzle-orm codebase.

Type typescript

Entity Profile

Dependency Diagram

graph TD
  a23fee82_8889_0216_e6eb_930542b1b6e0["IsUnion"]
  99737bc3_a631_a054_9291_f966c791930f["utils.ts"]
  a23fee82_8889_0216_e6eb_930542b1b6e0 -->|defined in| 99737bc3_a631_a054_9291_f966c791930f
  style a23fee82_8889_0216_e6eb_930542b1b6e0 fill:#6366f1,stroke:#818cf8,color:#fff

Relationship Graph

Source Code

drizzle-orm/src/utils.ts lines 155–156

export type IsUnion<T, U extends T = T> = (T extends any ? (U extends T ? false : true) : never) extends false ? false
	: true;

Defined In

Source

Frequently Asked Questions

What is the IsUnion type?
IsUnion is a type/interface in the drizzle-orm codebase, defined in drizzle-orm/src/utils.ts.
Where is IsUnion defined?
IsUnion is defined in drizzle-orm/src/utils.ts at line 155.

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