package ownable2step import "errors" var ( ErrNoPendingOwner = errors.New("ownable2step: no pending owner") ErrUnauthorized = errors.New("ownable2step: caller is not owner") ErrPendingUnauthorized = errors.New("ownable2step: caller is not pending owner") ErrInvalidAddress = errors.New("ownable2step: new owner address is invalid") )