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

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