Skip to main content

TwoStepOwnable

Contract module which provides a basic access control mechanism, where there is an account (an owner) that can be granted exclusive access to specific functions. This module is used through inheritance. It will make available the modifier onlyOwner, which can be aplied to your functions to restrict their use to the owner. In order to transfer ownership, a recipient must be specified, at which point the specified recipient can call acceptOwnership and take ownership.

Methods

acceptOwnership

function acceptOwnership() external nonpayable

Transfers ownership of the contract to the caller. Can only be called by a new potential owner set by the current owner.

cancelOwnershipTransfer

function cancelOwnershipTransfer() external payable

Cancel a transfer of ownership to a new account. Can only be called by the current owner.

isOwner

function isOwner() external view returns (bool)

Returns true if the caller is the current owner.

Returns

NameTypeDescription
_0boolundefined

owner

function owner() external view returns (address)

Returns the address of the current owner.

Returns

NameTypeDescription
_0addressundefined

transferOwnership

function transferOwnership(address newOwner) external payable

Allows a new account (newOwner) to accept ownership. Can only be called by the current owner.

Parameters

NameTypeDescription
newOwneraddressundefined

Events

OwnershipTransferred

event OwnershipTransferred(address indexed previousOwner, address indexed newOwner)

Parameters

NameTypeDescription
previousOwner indexedaddressundefined
newOwner indexedaddressundefined

Errors

Unauthorized

error Unauthorized()

ZeroAddress

error ZeroAddress()