---
url: /api/specs/schema/types/utils/function-with-error-msg.md
description: api documentation of withErrorMsg from @tsed/schema
---

## Usage

```typescript
import { withErrorMsg } from "@tsed/schema";
```

> See [/packages/specs/schema/src/utils/withErrorMsg.ts](https://github.com/tsedio/tsed/blob/v8.38.4/packages/specs/schema/src/utils/withErrorMsg.ts#L0-L0).

## Overview

```ts
function withErrorMsg<Decorator extends (...args: any[]) => any>(errorKey: string, originalDecorator: Decorator): ErrorChainedDecorator<Decorator>;
```