> ## Documentation Index
> Fetch the complete documentation index at: https://turnkey-0e7c1f5b-bc-add-sdk-typedoc.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# AssertNonNull

# Function: assertNonNull()

> **assertNonNull**\<`T`>(`input`): `T`

Defined in: [shared.ts:110](https://github.com/tkhq/sdk/blob/ee72856c3f450731d7501ab05001215768b71500/packages/http/src/shared.ts#L110)

## Type Parameters

### T

`T`

## Parameters

### input

`undefined` | `null` | `T`

## Returns

`T`