---
url: /api/@ufo-soft/caelus/core/functions/failed.md
---
# Function: failed()

> **failed**(`reason`): [`Outcome`](../type-aliases/Outcome.md)<`never`>

Defined in: [core.ts:27](https://github.com/ufo-soft/caelus/blob/31cc32fc3d2008e3b0d484d65d10bba2a91a5897/packages/caelus/src/core.ts#L27)

## Parameters

### reason

`string`

## Returns

[`Outcome`](../type-aliases/Outcome.md)<`never`>