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See the\n// GNU General Public License for more details.\n//\n// You should have received a copy of the GNU General Public License\n// along with solidity. If not, see \n//\n// (c) 2017 netvote contributors.\n//------------------------------------------------------------------------------\n\npragma solidity ^0.4.17;\n\ncontract Migrations {\n address public owner;\n uint public last_completed_migration;\n\n modifier restricted() {\n if (msg.sender == owner) _;\n }\n\n function Migrations() public {\n owner = msg.sender;\n }\n\n function setCompleted(uint completed) public restricted {\n last_completed_migration = completed;\n }\n\n function upgrade(address new_address) public restricted {\n Migrations upgraded = Migrations(new_address);\n upgraded.setCompleted(last_completed_migration);\n }\n}\n", "sourcePath": "/Users/slanders/netvote/elections-solidity/contracts/Migrations.sol", "ast": { "attributes": { "absolutePath": "/Users/slanders/netvote/elections-solidity/contracts/Migrations.sol", "exportedSymbols": { "Migrations": [ 56 ] } }, "children": [ { "attributes": { "literals": [ "solidity", "^", "0.4", ".17" ] }, "id": 1, "name": 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