Path
Functions#
hasMultiplePools#
function hasMultiplePools( bytes path ) internal returns (bool)Returns true iff the path contains two or more pools
Parameters:#
| Name | Type | Description |
|---|---|---|
path | bytes | The encoded swap path |
Return Values:#
| Type | Description |
|---|---|
| bool | if path contains two or more pools, otherwise false |
decodeFirstPool#
function decodeFirstPool( bytes path ) internal returns (address tokenA, address tokenB, uint24 fee)Decodes the first pool in path
Parameters:#
| Name | Type | Description |
|---|---|---|
path | bytes | The bytes encoded swap path |
Return Values:#
| Name | Type | Description |
|---|---|---|
tokenA | address | The first token of the given pool |
tokenB | address | The second token of the given pool |
fee | uint24 | The fee level of the pool |
getFirstPool#
function getFirstPool( bytes path ) internal returns (bytes)Gets the segment corresponding to the first pool in the path
Parameters:#
| Name | Type | Description |
|---|---|---|
path | bytes | The bytes encoded swap path |
Return Values:#
| Type | Description |
|---|---|
| bytes | segment containing all data necessary to target the first pool in the path |
skipToken#
function skipToken( bytes path ) internal returns (bytes)Skips a token + fee element from the buffer and returns the remainder
Parameters:#
| Name | Type | Description |
|---|---|---|
path | bytes | The swap path |
Return Values:#
| Type | Description |
|---|---|
| bytes | remaining token + fee elements in the path |