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