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Module

std/testing/types.ts>Has

Deno standard library
denoland/deno_std
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type alias Has
import { type Has } from "https://deno.land/std@0.202.0/testing/types.ts";

Checks if type T has the specified type U.

definition: IsAny<T> extends true ? true : IsAny<U> extends true ? false : Extract<T, U> extends never ? false : true