55 lines
1.8 KiB
Solidity
55 lines
1.8 KiB
Solidity
// SPDX-License-Identifier: MIT
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pragma solidity ^0.8.0;
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import "../utils/AddressUpgradeable.sol";
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import "../proxy/utils/Initializable.sol";
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contract AddressImplUpgradeable is Initializable {
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function __AddressImpl_init() internal onlyInitializing {
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}
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function __AddressImpl_init_unchained() internal onlyInitializing {
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}
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string public sharedAnswer;
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event CallReturnValue(string data);
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function isContract(address account) external view returns (bool) {
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return AddressUpgradeable.isContract(account);
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}
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function sendValue(address payable receiver, uint256 amount) external {
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AddressUpgradeable.sendValue(receiver, amount);
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}
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function functionCall(address target, bytes calldata data) external {
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bytes memory returnData = AddressUpgradeable.functionCall(target, data);
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emit CallReturnValue(abi.decode(returnData, (string)));
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}
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function functionCallWithValue(
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address target,
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bytes calldata data,
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uint256 value
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) external payable {
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bytes memory returnData = AddressUpgradeable.functionCallWithValue(target, data, value);
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emit CallReturnValue(abi.decode(returnData, (string)));
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}
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function functionStaticCall(address target, bytes calldata data) external {
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bytes memory returnData = AddressUpgradeable.functionStaticCall(target, data);
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emit CallReturnValue(abi.decode(returnData, (string)));
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}
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// sendValue's tests require the contract to hold Ether
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receive() external payable {}
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/**
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* This empty reserved space is put in place to allow future versions to add new
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* variables without shifting down storage in the inheritance chain.
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* See https://docs.openzeppelin.com/contracts/4.x/upgradeable#storage_gaps
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*/
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uint256[49] private __gap;
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}
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