solidity/test/compilationTests/MultiSigWallet/Factory.sol

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contract Factory {
event ContractInstantiation(address sender, address instantiation);
mapping(address => bool) public isInstantiation;
mapping(address => address[]) public instantiations;
/// @dev Returns number of instantiations by creator.
/// @param creator Contract creator.
/// @return Returns number of instantiations by creator.
function getInstantiationCount(address creator)
public
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view
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returns (uint)
{
return instantiations[creator].length;
}
/// @dev Registers contract in factory registry.
/// @param instantiation Address of contract instantiation.
function register(address instantiation)
internal
{
isInstantiation[instantiation] = true;
instantiations[msg.sender].push(instantiation);
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emit ContractInstantiation(msg.sender, instantiation);
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}
}