hardlydifficult-ethereum-contracts

{ "contractName": "Create2Probe", "abi": [], "metadata": "{\"compiler\":{\"version\":\"0.5.17+commit.d19bba13\"},\"language\":\"Solidity\",\"output\":{\"abi\":[],\"devdoc\":{\"methods\":{}},\"userdoc\":{\"methods\":{}}},\"settings\":{\"compilationTarget\":{\"/home/circleci/repo/contracts/proxies/Create2Probe.sol\":\"Create2Probe\"},\"evmVersion\":\"istanbul\",\"libraries\":{},\"optimizer\":{\"enabled\":true,\"runs\":2000000},\"remappings\":[]},\"sources\":{\"/home/circleci/repo/contracts/proxies/Create2Probe.sol\":{\"keccak256\":\"0xe15113008fd3548e20228b0f1f33d51650a3e92e3c83423c4511525a926fc053\",\"urls\":[\"bzz-raw://0a49c2e5cd0aa4fdc4a07a89ba400108fa44d9a2f8689a8d2d9ec39a42ede36f\",\"dweb:/ipfs/QmeZywNZFB8b56ycbdqYJgMdYgg6bKbS2f4AwcSUjif3TX\"]}},\"version\":1}", "bytecode": "0x60556023600b82828239805160001a607314601657fe5b30600052607381538281f3fe73000000000000000000000000000000000000000030146080604052600080fdfea265627a7a72315820c01dcd7e1f1669167bfcdd37dc1e93610e9bb2a2702603e22020891043bca9b264736f6c63430005110032", "deployedBytecode": "0x73000000000000000000000000000000000000000030146080604052600080fdfea265627a7a72315820c01dcd7e1f1669167bfcdd37dc1e93610e9bb2a2702603e22020891043bca9b264736f6c63430005110032", "sourceMap": "145:336:11:-;;132:2:-1;166:7;155:9;146:7;137:37;255:7;249:14;246:1;241:23;235:4;232:33;222:2;;269:9;222:2;293:9;290:1;283:20;323:4;314:7;306:22;347:7;338;331:24", "deployedSourceMap": "145:336:11:-;;;;;;;;", "source": "pragma solidity ^0.5.0;\n\n\n// https://github.com/OpenZeppelin/openzeppelin-sdk/blob/master/packages/lib/contracts/upgradeability/ProxyFactory.sol\nlibrary Create2Probe\n{\n function isAddressAvailable(\n address contractAddress\n ) internal view\n returns (bool)\n {\n if(contractAddress == address(0))\n {\n return false;\n }\n uint size;\n // solium-disable-next-line\n assembly\n {\n size := extcodesize(contractAddress)\n }\n\n return size == 0;\n }\n}\n", "sourcePath": "/home/circleci/repo/contracts/proxies/Create2Probe.sol", "ast": { "absolutePath": "/home/circleci/repo/contracts/proxies/Create2Probe.sol", "exportedSymbols": { "Create2Probe": [ 1406 ] }, "id": 1407, "nodeType": "SourceUnit", "nodes": [ { "id": 1380, "literals": [ "solidity", "^", "0.5", ".0" ], "nodeType": "PragmaDirective", "src": "0:23:11" }, { "baseContracts": [], "contractDependencies": [], "contractKind": "library", "documentation": null, "fullyImplemented": true, "id": 1406, "linearizedBaseContracts": [ 1406 ], "name": "Create2Probe", "nodeType": "ContractDefinition", "nodes": [ { "body": { "id": 1404, "nodeType": "Block", "src": "266:213:11", "statements": [ { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 1391, "isConstant": false, "isLValue": 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"ElementaryTypeNameExpression", "src": "294:7:11", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": "address" }, "id": 1390, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "294:10:11", "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "src": "275:29:11", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": null, "id": 1395, "nodeType": "IfStatement", "src": "272:65:11", "trueBody": { "id": 1394, "nodeType": "Block", "src": "310:27:11", "statements": [ { "expression": { "argumentTypes": null, "hexValue": "66616c7365", "id": 1392, "isConstant": false, "isLValue": false, "isPure": true, "kind": "bool", "lValueRequested": false, "nodeType": "Literal", "src": "325:5:11", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "value": "false" }, "functionReturnParameters": 1386, "id": 1393, "nodeType": "Return", "src": "318:12:11" } ] } }, { "assignments": [ 1397 ], "declarations": [ { "constant": false, "id": 1397, "name": "size", "nodeType": "VariableDeclaration", "scope": 1404, "src": "342:9:11", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 1396, "name": "uint", "nodeType": "ElementaryTypeName", "src": "342:4:11", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "id": 1398, "initialValue": null, "nodeType": "VariableDeclarationStatement", "src": "342:9:11" }, { "externalReferences": [ { "size": { "declaration": 1397, "isOffset": false, "isSlot": false, "src": "410:4:11", "valueSize": 1 } }, { "contractAddress": { "declaration": 1382, "isOffset": false, "isSlot": false, "src": "430:15:11", "valueSize": 1 } } ], "id": 1399, "nodeType": "InlineAssembly", "operations": "{\n size := extcodesize(contractAddress)\n}", "src": "389:63:11" }, { "expression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 1402, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 1400, "name": "size", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1397, "src": "465:4:11", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "argumentTypes": null, "hexValue": "30", "id": 1401, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "473:1:11", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": 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"returnParameters": { "id": 1386, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1385, "name": "", "nodeType": "VariableDeclaration", "scope": 1405, "src": "258:4:11", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 1384, "name": "bool", "nodeType": "ElementaryTypeName", "src": "258:4:11", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "value": null, "visibility": "internal" } ], "src": "257:6:11" }, "scope": 1406, "src": "170:309:11", "stateMutability": "view", "superFunction": null, "visibility": "internal" } ], "scope": 1407, "src": "145:336:11" } ], "src": "0:482:11" }, "legacyAST": { "absolutePath": "/home/circleci/repo/contracts/proxies/Create2Probe.sol", "exportedSymbols": { "Create2Probe": [ 1406 ] }, "id": 1407, "nodeType": "SourceUnit", "nodes": [ { "id": 1380, "literals": [ "solidity", "^", "0.5", ".0" ], "nodeType": "PragmaDirective", "src": "0:23:11" }, { "baseContracts": [], "contractDependencies": [], "contractKind": "library", "documentation": null, "fullyImplemented": true, "id": 1406, "linearizedBaseContracts": [ 1406 ], "name": "Create2Probe", "nodeType": "ContractDefinition", "nodes": [ { "body": { "id": 1404, "nodeType": "Block", "src": "266:213:11", "statements": [ { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 1391, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 1387, "name": "contractAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 1382, "src": "275:15:11", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "hexValue": "30", 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"referencedDeclaration": 1397, "src": "465:4:11", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "argumentTypes": null, "hexValue": "30", "id": 1401, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "473:1:11", "subdenomination": null, "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" }, "src": "465:9:11", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "functionReturnParameters": 1386, "id": 1403, "nodeType": "Return", "src": "458:16:11" } ] }, "documentation": null, "id": 1405, "implemented": true, "kind": "function", "modifiers": [], "name": "isAddressAvailable", "nodeType": "FunctionDefinition", "parameters": { "id": 1383, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 1382, "name": 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