30 lines
714 B
Solidity
30 lines
714 B
Solidity
// contracts/Implementation.sol
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// SPDX-License-Identifier: Apache 2
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pragma solidity ^0.8.0;
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pragma experimental ABIEncoderV2;
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import "./ReceiverGovernance.sol";
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import "@openzeppelin/contracts/proxy/ERC1967/ERC1967Upgrade.sol";
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contract ReceiverImplementation is ReceiverGovernance {
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modifier initializer() {
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address implementation = ERC1967Upgrade._getImplementation();
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require(
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!isInitialized(implementation),
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"already initialized"
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);
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setInitialized(implementation);
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_;
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}
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fallback() external payable {revert("unsupported");}
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receive() external payable {revert("the Wormhole Receiver contract does not accept assets");}
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}
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