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39 lines
670 B
39 lines
670 B
pragma solidity ^0.4.24;
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import "../token/ERC721/ERC721Receiver.sol";
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contract ERC721ReceiverMock is ERC721Receiver {
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bytes4 retval;
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bool reverts;
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event Received(
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address _address,
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uint256 _tokenId,
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bytes _data,
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uint256 _gas
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);
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constructor(bytes4 _retval, bool _reverts) public {
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retval = _retval;
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reverts = _reverts;
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}
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function onERC721Received(
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address _address,
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uint256 _tokenId,
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bytes _data
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)
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public
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returns(bytes4)
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{
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require(!reverts);
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emit Received(
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_address,
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_tokenId,
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_data,
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gasleft() // msg.gas was deprecated in solidityv0.4.21
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);
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return retval;
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}
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}
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