UniswapV3Factory

Deploys Uniswap V3 pools and manages ownership and control over pool protocol fees

Functions#

createPool#

  function createPool(
    address tokenA,
    address tokenB,
    uint24 fee
  ) external returns (address pool)

Creates a pool for the given two tokens and fee

tokenA and tokenB may be passed in either order: token0/token1 or token1/token0. tickSpacing is retrieved from the fee. The call will revert if the pool already exists, the fee is invalid, or the token arguments are invalid.

Parameters:#

Name	Type	Description
`tokenA`	address	One of the two tokens in the desired pool
`tokenB`	address	The other of the two tokens in the desired pool
`fee`	uint24	The desired fee for the pool

Return Values:#

Name	Type	Description
`pool`	address	The address of the newly created pool

setOwner#

  function setOwner(
    address _owner
  ) external

Updates the owner of the factory

Must be called by the current owner

Parameters:#

Name	Type	Description
`_owner`	address	The new owner of the factory

enableFeeAmount#

  function enableFeeAmount(
    uint24 fee,
    int24 tickSpacing
  ) public

Enables a fee amount with the given tickSpacing

Fee amounts may never be removed once enabled

Parameters:#

Name	Type	Description
`fee`	uint24	The fee amount to enable, denominated in hundredths of a bip (i.e. 1e-6)
`tickSpacing`	int24	The spacing between ticks to be enforced for all pools created with the given fee amount