File: TaikoToken.sol
57:     function snapshot() public onlyFromOwnerOrNamed("snapshooter") {
58:         _snapshot();
59:     }
File: EssentialContract.sol
46:     modifier onlyFromOwnerOrNamed(bytes32 _name) {
47:         if (msg.sender != owner() && msg.sender != resolve(_name, true))
48:             revert RESOLVER_DENIED();
49:         _;
50:     }
File: AddressResolver.sol
64:     function _resolve(
65:         uint64 _chainId,
66:         bytes32 _name,
67:         bool _allowZeroAddress
68:     ) private view returns (address payable addr_) {
69:         if (addressManager == address(0)) revert RESOLVER_INVALID_MANAGER();
70: 
71:         addr_ = payable(
72:             IAddressManager(addressManager).getAddress(_chainId, _name)
73:         );
74: 
75:         if (!_allowZeroAddress && addr_ == address(0)) {
76:             revert RESOLVER_ZERO_ADDR(_chainId, _name);
77:         }
78:     }
