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garenyondem/gist:62a0c89c66a8fd6d80ff6cea504a1eab

Created December 28, 2021 19:49
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Typescript Flatten two types
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gistfile1.ts
type Flatten<T> = T extends object ? {
[P in keyof T]: Flatten<T[P]>
} : T;
type A = { foo: boolean } & { bar: string };
type B = Flatten<A>; // { foo: boolean; bar: string; }
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