unreachable | /assert/unreachable.ts | std@0.223.0 | Deno

std/assert/unreachable.ts>unreachable

The Deno Standard Library

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unimplemented.ts

function unreachable

import { unreachable } from "https://dotland.deno.dev/std@0.223.0/assert/unreachable.ts";

unreachable(reason?: string): never

Use this to assert unreachable code.

Examples

Example 1

import { unreachable } from "https://deno.land/std@0.223.0/assert/unreachable.ts";

unreachable(); // Throws

Parameters

optional

reason: string

Returns

never