> For the complete documentation index, see [llms.txt](https://docs.aera.finance/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.aera.finance/the-protocol/core/isweepable.md).

# ISweepable

Interface for contracts that can recover tokens to a designated recipient

## Functions

### sweep

Withdraw any tokens accidentally sent to contract

```solidity
function sweep(address token, uint256 amount) external;
```

**Parameters**

| Name     | Type      | Description                                                            |
| -------- | --------- | ---------------------------------------------------------------------- |
| `token`  | `address` | Token address to withdraw or zero address for the chain's native token |
| `amount` | `uint256` | Amount to withdraw                                                     |

## Events

### Sweep

Emitted when sweep is called

```solidity
event Sweep(address indexed token, uint256 amount);
```

**Parameters**

| Name     | Type      | Description                                                          |
| -------- | --------- | -------------------------------------------------------------------- |
| `token`  | `address` | Token address or zero address if recovering the chain's native token |
| `amount` | `uint256` | Withdrawn amount of token                                            |

## Errors

### Aera\_\_FailedToSendNativeToken

Emitted when sweep of the native token has failed

```solidity
error Aera__FailedToSendNativeToken();
```


---

# Agent Instructions
This documentation is published with GitBook. GitBook is the documentation platform designed so that both humans and AI agents can read, navigate, and reason over technical content effectively. Learn more at gitbook.com.

## Querying This Documentation
If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.aera.finance/the-protocol/core/isweepable.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.