arc_dx
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A platform for building DAOs
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"source": "pragma solidity ^0.4.25;\n\n\ncontract Migrations {\n address public owner;\n uint public lastCompletedMigration;\n\n modifier restricted() {\n if (msg.sender == owner) {\n _;\n }\n }\n\n constructor() public {\n owner = msg.sender;\n }\n\n function setCompleted(uint completed) public restricted {\n lastCompletedMigration = completed;\n }\n\n function upgrade(address newAddress) public restricted {\n Migrations upgraded = Migrations(newAddress);\n upgraded.setCompleted(lastCompletedMigration);\n }\n}\n",
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