[@rxap/open-api](../wiki/globals) / AssertOpenApiV3

# Function: AssertOpenApiV3()

> **AssertOpenApiV3**(`obj`?): `asserts obj is Document<{}>`

Defined in: [packages/angular/open-api/src/lib/utilities.ts:16](https://gitlab.com/rxap/packages/-/blob/15b5fab8912b1042ea325e7f4d98844416018df1/packages/angular/open-api/src/lib/utilities.ts#L16)

## Parameters

### obj?

`any`

## Returns

`asserts obj is Document<{}>`