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Module

std/assert/mod.ts>assertExists

Deno standard library
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The Standard Library has been moved to JSR. See the blog post for details.
function assertExists
import { assertExists } from "https://deno.land/std@0.202.0/assert/mod.ts";

Make an assertion that actual is not null or undefined. If not then throw.

Parameters

actual: T
optional
msg: string

Returns

asserts actual is NonNullable<T>