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webshrine / stdtyp/src / SetIntersection

Type Alias: SetIntersection<A, B> ​

SetIntersection<A, B>: A extends B ? A : never

SetIntersection (same as Extract)

Type Parameters ​

• A

• B

Desc ​

Set intersection of given union types A and B

Example ​

ts
// Expect: "2" | "3"
  SetIntersection<'1' | '2' | '3', '2' | '3' | '4'>;

  // Expect: () => void
  SetIntersection<string | number | (() => void), Function>;

Defined in ​

node_modules/.pnpm/utility-types@3.11.0/node_modules/utility-types/dist/mapped-types.d.ts:16