# ISwapRouter

Router token swapping functionality Functions for swapping tokens via Algebra

## Functions

### exactInputSingle

`exactInputSingle(struct ISwapRouter.ExactInputSingleParams)` payable external

Swaps \`amountIn\` of one token for as much as possible of another token

| Name   | Type                                      | Description                                                                              |
| ------ | ----------------------------------------- | ---------------------------------------------------------------------------------------- |
| params | struct ISwapRouter.ExactInputSingleParams | The parameters necessary for the swap, encoded as \`ExactInputSingleParams\` in calldata |

**Returns:**

| Name      | Type    | Description |
| --------- | ------- | ----------- |
| amountOut | uint256 |             |

### exactInput

`exactInput(struct ISwapRouter.ExactInputParams)` payable external

Swaps \`amountIn\` of one token for as much as possible of another along the specified path

| Name   | Type                                | Description                                                                                  |
| ------ | ----------------------------------- | -------------------------------------------------------------------------------------------- |
| params | struct ISwapRouter.ExactInputParams | The parameters necessary for the multi-hop swap, encoded as \`ExactInputParams\` in calldata |

**Returns:**

| Name      | Type    | Description |
| --------- | ------- | ----------- |
| amountOut | uint256 |             |

### exactOutputSingle

`exactOutputSingle(struct ISwapRouter.ExactOutputSingleParams)` payable external

Swaps as little as possible of one token for \`amountOut\` of another token

| Name   | Type                                       | Description                                                                               |
| ------ | ------------------------------------------ | ----------------------------------------------------------------------------------------- |
| params | struct ISwapRouter.ExactOutputSingleParams | The parameters necessary for the swap, encoded as \`ExactOutputSingleParams\` in calldata |

**Returns:**

| Name     | Type    | Description |
| -------- | ------- | ----------- |
| amountIn | uint256 |             |

### exactOutput

`exactOutput(struct ISwapRouter.ExactOutputParams)` payable external

Swaps as little as possible of one token for \`amountOut\` of another along the specified path (reversed)

| Name   | Type                                 | Description                                                                                   |
| ------ | ------------------------------------ | --------------------------------------------------------------------------------------------- |
| params | struct ISwapRouter.ExactOutputParams | The parameters necessary for the multi-hop swap, encoded as \`ExactOutputParams\` in calldata |

**Returns:**

| Name     | Type    | Description |
| -------- | ------- | ----------- |
| amountIn | uint256 |             |

### exactInputSingleSupportingFeeOnTransferTokens

`exactInputSingleSupportingFeeOnTransferTokens(struct ISwapRouter.ExactInputSingleParams)` external

Swaps \`amountIn\` of one token for as much as possible of another along the specified path

| Name   | Type                                      | Description                                                                                  |
| ------ | ----------------------------------------- | -------------------------------------------------------------------------------------------- |
| params | struct ISwapRouter.ExactInputSingleParams | The parameters necessary for the multi-hop swap, encoded as \`ExactInputParams\` in calldata |

**Returns:**

| Name      | Type    | Description |
| --------- | ------- | ----------- |
| amountOut | uint256 |             |

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