{ "contractName": "MetaTxToken", "abi": [ { "inputs": [ { "internalType": "string", "name": "_name", "type": "string" }, { "internalType": "string", "name": "_symbol", "type": "string" }, { "internalType": "uint8", "name": "_decimals", "type": "uint8" } ], "stateMutability": "nonpayable", "type": "constructor" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "src", "type": "address" }, { "indexed": true, "internalType": "address", "name": "guy", "type": "address" }, { "indexed": false, "internalType": "uint256", "name": "wad", "type": "uint256" } ], "name": "Approval", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "guy", "type": "address" }, { "indexed": false, "internalType": "uint256", "name": "wad", "type": "uint256" } ], "name": "Burn", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "authority", "type": "address" } ], "name": "LogSetAuthority", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "owner", "type": "address" } ], "name": "LogSetOwner", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": false, "internalType": "address", "name": "user", "type": "address" }, { "indexed": false, "internalType": "address payable", "name": "relayerAddress", "type": "address" }, { "indexed": false, "internalType": "bytes", "name": "functionSignature", "type": "bytes" } ], "name": "MetaTransactionExecuted", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "guy", "type": "address" }, { "indexed": false, "internalType": "uint256", "name": "wad", "type": "uint256" } ], "name": "Mint", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "src", "type": "address" }, { "indexed": true, "internalType": "address", "name": "dst", "type": "address" }, { "indexed": false, "internalType": "uint256", "name": "wad", "type": "uint256" } ], "name": "Transfer", "type": "event" }, { "inputs": [], "name": "DOMAIN_SEPARATOR", "outputs": [ { "internalType": "bytes32", "name": "", "type": "bytes32" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "PERMIT_TYPEHASH", "outputs": [ { "internalType": "bytes32", "name": "", "type": "bytes32" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "src", "type": "address" }, { "internalType": "address", "name": "guy", "type": "address" } ], "name": "allowance", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "guy", "type": "address" }, { "internalType": "uint256", "name": "wad", "type": "uint256" } ], "name": "approve", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [], "name": "authority", "outputs": [ { "internalType": "contract DSAuthority", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "src", "type": "address" } ], "name": "balanceOf", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "decimals", "outputs": [ { "internalType": "uint8", "name": "", "type": "uint8" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "_user", "type": "address" }, { "internalType": "bytes", "name": "_payload", "type": "bytes" }, { "internalType": "bytes32", "name": "_sigR", "type": "bytes32" }, { "internalType": "bytes32", "name": "_sigS", "type": "bytes32" }, { "internalType": "uint8", "name": "_sigV", "type": "uint8" } ], "name": "executeMetaTransaction", "outputs": [ { "internalType": "bytes", "name": "", "type": "bytes" } ], "stateMutability": "payable", "type": "function" }, { "inputs": [], "name": "getChainId", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "locked", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "name", "outputs": [ { "internalType": "string", "name": "", "type": "string" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "owner", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "contract DSAuthority", "name": "authority_", "type": "address" } ], "name": "setAuthority", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "owner_", "type": "address" } ], "name": "setOwner", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [], "name": "symbol", "outputs": [ { "internalType": "string", "name": "", "type": "string" } ], "stateMutability": "view", "type": "function" }, { "inputs": [], "name": "totalSupply", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "dst", "type": "address" }, { "internalType": "uint256", "name": "wad", "type": "uint256" } ], "name": "transfer", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "_owner", "type": "address" }, { "internalType": "uint256", "name": "_nonce", "type": "uint256" }, { "internalType": "uint256", "name": "_chainId", "type": "uint256" }, { "internalType": "bytes", "name": "_payload", "type": "bytes" }, { "internalType": "bytes32", "name": "_sigR", "type": "bytes32" }, { "internalType": "bytes32", "name": "_sigS", "type": "bytes32" }, { "internalType": "uint8", "name": "_sigV", "type": "uint8" } ], "name": "verify", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "_user", "type": "address" } ], "name": "getMetatransactionNonce", "outputs": [ { "internalType": "uint256", "name": "nonce", "type": "uint256" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "src", "type": "address" }, { "internalType": "address", "name": "dst", "type": "address" }, { "internalType": "uint256", "name": "wad", "type": "uint256" } ], "name": "transferFrom", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "guy", "type": "address" }, { "internalType": "uint256", "name": "wad", "type": "uint256" } ], "name": "mint", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "uint256", "name": "wad", "type": "uint256" } ], "name": "mint", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "uint256", "name": "wad", "type": "uint256" } ], "name": "burn", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "guy", "type": "address" }, { "internalType": "uint256", "name": "wad", "type": "uint256" } ], "name": "burn", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [], "name": "unlock", "outputs": [], "stateMutability": "nonpayable", "type": "function" }, { "inputs": [ { "internalType": "address", "name": "owner", "type": "address" }, { "internalType": "address", "name": "spender", "type": "address" }, { "internalType": "uint256", "name": "value", "type": "uint256" }, { "internalType": "uint256", "name": "deadline", "type": "uint256" }, { "internalType": "uint8", "name": "v", "type": "uint8" }, { "internalType": "bytes32", "name": "r", "type": "bytes32" }, { "internalType": "bytes32", "name": "s", "type": "bytes32" } ], "name": "permit", "outputs": [], "stateMutability": "nonpayable", "type": "function" } ], "metadata": "{\"compiler\":{\"version\":\"0.7.3+commit.9bfce1f6\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"inputs\":[{\"internalType\":\"string\",\"name\":\"_name\",\"type\":\"string\"},{\"internalType\":\"string\",\"name\":\"_symbol\",\"type\":\"string\"},{\"internalType\":\"uint8\",\"name\":\"_decimals\",\"type\":\"uint8\"}],\"stateMutability\":\"nonpayable\",\"type\":\"constructor\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"src\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"guy\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"wad\",\"type\":\"uint256\"}],\"name\":\"Approval\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"guy\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"wad\",\"type\":\"uint256\"}],\"name\":\"Burn\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"authority\",\"type\":\"address\"}],\"name\":\"LogSetAuthority\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"owner\",\"type\":\"address\"}],\"name\":\"LogSetOwner\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"address\",\"name\":\"user\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"address 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"source": "/*\n This file is part of The Colony Network.\n\n The Colony Network is free software: you can redistribute it and/or modify\n it under the terms of the GNU General Public License as published by\n the Free Software Foundation, either version 3 of the License, or\n (at your option) any later version.\n\n The Colony Network is distributed in the hope that it will be useful,\n but WITHOUT ANY WARRANTY; without even the implied warranty of\n MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. 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 The Colony Network. If not, see .\n*/\n\npragma solidity 0.7.3;\n\nimport \"./DSTokenBaseMeta.sol\";\nimport \"./DSAuthMeta.sol\";\n\ncontract MetaTxToken is DSTokenBaseMeta(0), DSAuthMeta {\n uint8 public decimals;\n string public symbol;\n string public name;\n\n bool public locked;\n bytes32 public DOMAIN_SEPARATOR;\n\n mapping(address => uint256) metatransactionNonces;\n\n event Mint(address indexed guy, uint256 wad);\n event Burn(address indexed guy, uint256 wad);\n\n function getMetatransactionNonce(address _user) override public view returns (uint256 nonce){\n return metatransactionNonces[_user];\n }\n\n function incrementMetatransactionNonce(address _user) override internal {\n metatransactionNonces[_user] = add(metatransactionNonces[_user], 1);\n }\n\n modifier unlocked {\n if (locked) {\n require(isAuthorized(msgSender(), msg.sig), \"colony-token-unauthorised\");\n }\n _;\n }\n\n constructor(string memory _name, string memory _symbol, uint8 _decimals) {\n name = _name;\n symbol = _symbol;\n decimals = _decimals;\n locked = true;\n\n uint256 chainId;\n assembly {\n chainId := chainid()\n }\n\n DOMAIN_SEPARATOR = keccak256(\n abi.encode(\n keccak256(\"EIP712Domain(string name,string version,uint256 chainId,address verifyingContract)\"),\n keccak256(bytes(name)),\n keccak256(bytes(\"1\")),\n chainId,\n address(this)\n )\n );\n }\n\n function transferFrom(address src, address dst, uint256 wad) public\n unlocked override\n returns (bool)\n {\n return super.transferFrom(src, dst, wad);\n }\n\n function mint(uint256 wad) public auth {\n mint(msgSender(), wad);\n }\n\n function burn(uint256 wad) public {\n burn(msgSender(), wad);\n }\n\n function mint(address guy, uint256 wad) public auth {\n _balances[guy] = add(_balances[guy], wad);\n _supply = add(_supply, wad);\n\n emit Mint(guy, wad);\n emit Transfer(address(0x0), guy, wad);\n }\n\n function burn(address guy, uint256 wad) public {\n if (guy != msgSender()) {\n require(_approvals[guy][msgSender()] >= wad, \"ds-token-insufficient-approval\");\n _approvals[guy][msgSender()] = sub(_approvals[guy][msgSender()], wad);\n }\n\n require(_balances[guy] >= wad, \"ds-token-insufficient-balance\");\n _balances[guy] = sub(_balances[guy], wad);\n _supply = sub(_supply, wad);\n\n emit Burn(guy, wad);\n }\n\n function unlock() public\n auth\n {\n locked = false;\n }\n\n // Pinched from https://github.com/Uniswap/uniswap-v2-core/blob/master/contracts/UniswapV2ERC20.sol\n // Which is also licenced under GPL V3\n\n // keccak256(\"Permit(address owner,address spender,uint256 value,uint256 nonce,uint256 deadline)\");\n bytes32 public constant PERMIT_TYPEHASH = 0x6e71edae12b1b97f4d1f60370fef10105fa2faae0126114a169c64845d6126c9;\n\n function permit(address owner, address spender, uint256 value, uint256 deadline, uint8 v, bytes32 r, bytes32 s) external unlocked {\n require(deadline >= block.timestamp, \"colony-token-expired-deadline\");\n\n bytes32 digest = keccak256(\n abi.encodePacked(\n \"\\x19\\x01\",\n DOMAIN_SEPARATOR,\n keccak256(abi.encode(PERMIT_TYPEHASH, owner, spender, value, metatransactionNonces[owner]++, deadline))\n )\n );\n address recoveredAddress = ecrecover(digest, v, r, s);\n require(recoveredAddress != address(0) && recoveredAddress == owner, \"colony-token-invalid-signature\");\n _approvals[owner][spender] = value;\n\n emit Approval(owner, spender, value);\n }\n}", "sourcePath": "/home/alex/colony/colonyNetwork/contracts/metatxToken/MetaTxToken.sol", "ast": { "absolutePath": "/home/alex/colony/colonyNetwork/contracts/metatxToken/MetaTxToken.sol", "exportedSymbols": { "BasicMetaTransaction": [ 17484 ], "DSAuth": [ 37396 ], "DSAuthEvents": [ 37279 ], "DSAuthMeta": [ 27005 ], "DSAuthority": [ 37270 ], "DSMath": [ 37752 ], "DSTokenBaseMeta": [ 27219 ], "ERC20": [ 37468 ], "ERC20Events": [ 37415 ], "ERC20Extended": [ 18388 ], "MetaTransactionMsgSender": [ 18604 ], "MetaTxToken": [ 27628 ], "MultiChain": [ 18679 ] }, "id": 27629, "nodeType": "SourceUnit", "nodes": [ { "id": 27221, "literals": [ "solidity", "0.7", ".3" ], "nodeType": "PragmaDirective", "src": "700:22:47" }, { "absolutePath": "/home/alex/colony/colonyNetwork/contracts/metatxToken/DSTokenBaseMeta.sol", "file": "./DSTokenBaseMeta.sol", "id": 27222, "nodeType": "ImportDirective", "scope": 27629, "sourceUnit": 27220, "src": "724:31:47", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "/home/alex/colony/colonyNetwork/contracts/metatxToken/DSAuthMeta.sol", "file": "./DSAuthMeta.sol", "id": 27223, "nodeType": "ImportDirective", "scope": 27629, "sourceUnit": 27006, "src": "756:26:47", "symbolAliases": [], "unitAlias": "" }, { "abstract": false, "baseContracts": [ { "arguments": [ { "hexValue": "30", "id": 27225, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "824:1:47", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" } ], "baseName": { "id": 27224, "name": "DSTokenBaseMeta", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 27219, "src": "808:15:47", "typeDescriptions": { "typeIdentifier": "t_contract$_DSTokenBaseMeta_$27219", "typeString": "contract DSTokenBaseMeta" } }, "id": 27226, "nodeType": "InheritanceSpecifier", "src": "808:18:47" }, { "baseName": { "id": 27227, "name": "DSAuthMeta", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 27005, "src": "828:10:47", "typeDescriptions": { "typeIdentifier": "t_contract$_DSAuthMeta_$27005", "typeString": "contract DSAuthMeta" } }, "id": 27228, "nodeType": "InheritanceSpecifier", "src": "828:10:47" } ], "contractDependencies": [ 17484, 18604, 18679, 27005, 27219, 37279, 37415, 37468, 37752 ], "contractKind": "contract", "fullyImplemented": true, "id": 27628, "linearizedBaseContracts": [ 27628, 27005, 27219, 17484, 18679, 18604, 37752, 37279, 37468, 37415 ], "name": "MetaTxToken", "nodeType": "ContractDefinition", "nodes": [ { "constant": false, "functionSelector": "313ce567", "id": 27230, "mutability": "mutable", "name": "decimals", "nodeType": "VariableDeclaration", "scope": 27628, "src": "843:21:47", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" }, "typeName": { "id": 27229, "name": "uint8", "nodeType": "ElementaryTypeName", "src": "843:5:47", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "visibility": "public" }, { "constant": false, "functionSelector": "95d89b41", "id": 27232, "mutability": "mutable", "name": "symbol", "nodeType": "VariableDeclaration", "scope": 27628, "src": "868:20:47", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_string_storage", "typeString": "string" }, "typeName": { "id": 27231, "name": "string", "nodeType": "ElementaryTypeName", "src": "868:6:47", "typeDescriptions": { "typeIdentifier": "t_string_storage_ptr", "typeString": "string" } }, "visibility": "public" }, { "constant": false, "functionSelector": "06fdde03", "id": 27234, "mutability": "mutable", "name": "name", "nodeType": "VariableDeclaration", "scope": 27628, "src": "892:18:47", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_string_storage", "typeString": "string" }, "typeName": { "id": 27233, "name": "string", "nodeType": "ElementaryTypeName", "src": "892:6:47", "typeDescriptions": { "typeIdentifier": "t_string_storage_ptr", "typeString": "string" } }, "visibility": "public" }, { "constant": false, "functionSelector": "cf309012", "id": 27236, "mutability": "mutable", "name": "locked", "nodeType": "VariableDeclaration", "scope": 27628, "src": "915:18:47", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" }, "typeName": { "id": 27235, "name": "bool", "nodeType": "ElementaryTypeName", "src": "915:4:47", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "visibility": "public" }, { "constant": false, "functionSelector": "3644e515", "id": 27238, "mutability": "mutable", "name": "DOMAIN_SEPARATOR", "nodeType": "VariableDeclaration", "scope": 27628, "src": "937:31:47", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 27237, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "937:7:47", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "visibility": "public" }, { "constant": false, "id": 27242, "mutability": "mutable", "name": "metatransactionNonces", "nodeType": "VariableDeclaration", "scope": 27628, "src": "973:49:47", "stateVariable": true, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" }, "typeName": { "id": 27241, "keyType": { "id": 27239, "name": "address", "nodeType": "ElementaryTypeName", "src": "981:7:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "Mapping", "src": "973:27:47", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" }, "valueType": { "id": 27240, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "992:7:47", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } }, "visibility": "internal" }, { "anonymous": false, "id": 27248, "name": "Mint", "nodeType": "EventDefinition", "parameters": { "id": 27247, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 27244, "indexed": true, "mutability": "mutable", "name": "guy", "nodeType": "VariableDeclaration", "scope": 27248, "src": "1038:19:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 27243, "name": "address", "nodeType": "ElementaryTypeName", "src": "1038:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 27246, "indexed": false, "mutability": "mutable", "name": "wad", "nodeType": "VariableDeclaration", "scope": 27248, "src": "1059:11:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 27245, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1059:7:47", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "src": "1037:34:47" }, "src": "1027:45:47" }, { "anonymous": false, "id": 27254, "name": "Burn", "nodeType": "EventDefinition", "parameters": { "id": 27253, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 27250, "indexed": true, "mutability": "mutable", "name": "guy", "nodeType": "VariableDeclaration", "scope": 27254, "src": "1086:19:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 27249, "name": "address", "nodeType": "ElementaryTypeName", "src": "1086:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 27252, "indexed": false, "mutability": "mutable", "name": "wad", "nodeType": "VariableDeclaration", "scope": 27254, "src": "1107:11:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 27251, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1107:7:47", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "src": "1085:34:47" }, "src": "1075:45:47" }, { "baseFunctions": [ 17336 ], "body": { "id": 27266, "nodeType": "Block", "src": "1216:46:47", "statements": [ { "expression": { "baseExpression": { "id": 27262, "name": "metatransactionNonces", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27242, "src": "1229:21:47", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" } }, "id": 27264, "indexExpression": { "id": 27263, "name": "_user", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27256, "src": "1251:5:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "1229:28:47", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "functionReturnParameters": 27261, "id": 27265, "nodeType": "Return", "src": "1222:35:47" } ] }, "functionSelector": "b3eac1d8", "id": 27267, "implemented": true, "kind": "function", "modifiers": [], "name": "getMetatransactionNonce", "nodeType": "FunctionDefinition", "overrides": { "id": 27258, "nodeType": "OverrideSpecifier", "overrides": [], "src": "1172:8:47" }, "parameters": { "id": 27257, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 27256, "mutability": "mutable", "name": "_user", "nodeType": "VariableDeclaration", "scope": 27267, "src": "1157:13:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 27255, "name": "address", "nodeType": "ElementaryTypeName", "src": "1157:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "1156:15:47" }, "returnParameters": { "id": 27261, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 27260, "mutability": "mutable", "name": "nonce", "nodeType": "VariableDeclaration", "scope": 27267, "src": "1202:13:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 27259, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "1202:7:47", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" } ], "src": "1201:15:47" }, "scope": 27628, "src": "1124:138:47", "stateMutability": "view", "virtual": false, "visibility": "public" }, { "baseFunctions": [ 17341 ], "body": { "id": 27284, "nodeType": "Block", "src": "1338:78:47", "statements": [ { "expression": { "id": 27282, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "baseExpression": { "id": 27273, "name": "metatransactionNonces", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27242, "src": "1344:21:47", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" } }, "id": 27275, "indexExpression": { "id": 27274, "name": "_user", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27269, "src": "1366:5:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "1344:28:47", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "arguments": [ { "baseExpression": { "id": 27277, "name": "metatransactionNonces", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27242, "src": "1379:21:47", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" } }, "id": 27279, "indexExpression": { "id": 27278, "name": "_user", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27269, "src": "1401:5:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "1379:28:47", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "hexValue": "31", "id": 27280, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "1409:1:47", "typeDescriptions": { "typeIdentifier": "t_rational_1_by_1", "typeString": "int_const 1" }, "value": "1" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_rational_1_by_1", "typeString": "int_const 1" } ], "id": 27276, "name": "add", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 37492, "src": "1375:3:47", "typeDescriptions": { "typeIdentifier": "t_function_internal_pure$_t_uint256_$_t_uint256_$returns$_t_uint256_$", "typeString": "function (uint256,uint256) pure returns (uint256)" } }, "id": 27281, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1375:36:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "1344:67:47", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 27283, "nodeType": "ExpressionStatement", "src": "1344:67:47" } ] }, "id": 27285, "implemented": true, "kind": "function", "modifiers": [], "name": "incrementMetatransactionNonce", "nodeType": "FunctionDefinition", "overrides": { "id": 27271, "nodeType": "OverrideSpecifier", "overrides": [], "src": "1320:8:47" }, "parameters": { "id": 27270, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 27269, "mutability": "mutable", "name": "_user", "nodeType": "VariableDeclaration", "scope": 27285, "src": "1305:13:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 27268, "name": "address", "nodeType": "ElementaryTypeName", "src": "1305:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" } ], "src": "1304:15:47" }, "returnParameters": { "id": 27272, "nodeType": "ParameterList", "parameters": [], "src": "1338:0:47" }, "scope": 27628, "src": "1266:150:47", "stateMutability": "nonpayable", "virtual": false, "visibility": "internal" }, { "body": { "id": 27301, "nodeType": "Block", "src": "1438:116:47", "statements": [ { "condition": { "id": 27287, "name": "locked", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27236, "src": "1448:6:47", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "id": 27299, "nodeType": "IfStatement", "src": "1444:99:47", "trueBody": { "id": 27298, "nodeType": "Block", "src": "1456:87:47", "statements": [ { "expression": { "arguments": [ { "arguments": [ { "arguments": [], "expression": { "argumentTypes": [], "id": 27290, "name": "msgSender", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 18603, "src": "1485:9:47", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_payable_$", "typeString": "function () view returns (address payable)" } }, "id": 27291, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1485:11:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, { "expression": { "id": 27292, "name": "msg", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -15, "src": "1498:3:47", "typeDescriptions": { "typeIdentifier": "t_magic_message", "typeString": "msg" } }, "id": 27293, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "sig", "nodeType": "MemberAccess", "src": "1498:7:47", "typeDescriptions": { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address_payable", "typeString": "address payable" }, { "typeIdentifier": "t_bytes4", "typeString": "bytes4" } ], "id": 27289, "name": "isAuthorized", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27004, "src": "1472:12:47", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$_t_address_$_t_bytes4_$returns$_t_bool_$", "typeString": "function (address,bytes4) view returns (bool)" } }, "id": 27294, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1472:34:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "hexValue": "636f6c6f6e792d746f6b656e2d756e617574686f7269736564", "id": 27295, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "1508:27:47", "typeDescriptions": { "typeIdentifier": "t_stringliteral_d37c89ab35379dbbb026297d255b69ea134b61b163699a001e9dbf9a490c7cf2", "typeString": "literal_string \"colony-token-unauthorised\"" }, "value": "colony-token-unauthorised" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_d37c89ab35379dbbb026297d255b69ea134b61b163699a001e9dbf9a490c7cf2", "typeString": "literal_string \"colony-token-unauthorised\"" } ], "id": 27288, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ -18, -18 ], "referencedDeclaration": -18, "src": "1464:7:47", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 27296, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1464:72:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 27297, "nodeType": "ExpressionStatement", "src": "1464:72:47" } ] } }, { "id": 27300, "nodeType": "PlaceholderStatement", "src": "1548:1:47" } ] }, "id": 27302, "name": "unlocked", "nodeType": "ModifierDefinition", "parameters": { "id": 27286, "nodeType": "ParameterList", "parameters": [], "src": "1438:0:47" }, "src": "1420:134:47", "virtual": false, "visibility": "internal" }, { "body": { "id": 27359, "nodeType": "Block", "src": "1631:461:47", "statements": [ { "expression": { "id": 27313, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "id": 27311, "name": "name", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27234, "src": "1637:4:47", "typeDescriptions": { "typeIdentifier": "t_string_storage", "typeString": "string storage ref" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 27312, "name": "_name", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27304, "src": "1644:5:47", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string memory" } }, "src": "1637:12:47", "typeDescriptions": { "typeIdentifier": "t_string_storage", "typeString": "string storage ref" } }, "id": 27314, "nodeType": "ExpressionStatement", "src": "1637:12:47" }, { "expression": { "id": 27317, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "id": 27315, "name": "symbol", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27232, "src": "1655:6:47", "typeDescriptions": { "typeIdentifier": "t_string_storage", "typeString": "string storage ref" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 27316, "name": "_symbol", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27306, "src": "1664:7:47", "typeDescriptions": { "typeIdentifier": "t_string_memory_ptr", "typeString": "string memory" } }, "src": "1655:16:47", "typeDescriptions": { "typeIdentifier": "t_string_storage", "typeString": "string storage ref" } }, "id": 27318, "nodeType": "ExpressionStatement", "src": "1655:16:47" }, { "expression": { "id": 27321, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "id": 27319, "name": 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27454, "src": "2740:3:47", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "2708:35:47", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "hexValue": "64732d746f6b656e2d696e73756666696369656e742d617070726f76616c", "id": 27470, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "2745:32:47", "typeDescriptions": { "typeIdentifier": "t_stringliteral_696d4069430cf8d6cb2027cca74c9eeb7bde4a18fa913c0c20fafe3803d09463", "typeString": "literal_string \"ds-token-insufficient-approval\"" }, "value": "ds-token-insufficient-approval" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_696d4069430cf8d6cb2027cca74c9eeb7bde4a18fa913c0c20fafe3803d09463", "typeString": "literal_string \"ds-token-insufficient-approval\"" } ], "id": 27461, "name": "require", "nodeType": 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"t_mapping$_t_address_$_t_mapping$_t_address_$_t_uint256_$_$", "typeString": "mapping(address => mapping(address => uint256))" } }, "id": 27477, "indexExpression": { "id": 27474, "name": "guy", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27452, "src": "2797:3:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "2786:15:47", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" } }, "id": 27478, "indexExpression": { "arguments": [], "expression": { "argumentTypes": [], "id": 27475, "name": "msgSender", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 18603, "src": "2802:9:47", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_payable_$", "typeString": "function () view returns (address payable)" } }, "id": 27476, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "2802:11:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "2786:28:47", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "arguments": [ { "baseExpression": { "baseExpression": { "id": 27480, "name": "_approvals", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27028, "src": "2821:10:47", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_mapping$_t_address_$_t_uint256_$_$", "typeString": "mapping(address => mapping(address => uint256))" } }, "id": 27482, "indexExpression": { "id": 27481, "name": "guy", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27452, "src": "2832:3:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "2821:15:47", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" } }, "id": 27485, "indexExpression": { "arguments": [], "expression": { "argumentTypes": [], "id": 27483, "name": "msgSender", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 18603, "src": "2837:9:47", "typeDescriptions": { "typeIdentifier": "t_function_internal_view$__$returns$_t_address_payable_$", "typeString": "function () view returns (address payable)" } }, "id": 27484, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", 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"typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "2452:4:47" } ], "name": "mint", "nodeType": "FunctionDefinition", "parameters": { "id": 27413, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 27410, "mutability": "mutable", "name": "guy", "nodeType": "VariableDeclaration", "scope": 27450, "src": "2419:11:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 27409, "name": "address", "nodeType": "ElementaryTypeName", "src": "2419:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 27412, "mutability": "mutable", "name": "wad", "nodeType": "VariableDeclaration", "scope": 27450, "src": "2432:11:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", 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"typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "2876:21:47", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "hexValue": "64732d746f6b656e2d696e73756666696369656e742d62616c616e6365", "id": 27498, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "2899:31:47", "typeDescriptions": { "typeIdentifier": "t_stringliteral_58b3253fdcbd27eec9eeef4ab31fa5cbbc7b0eada085070fa774e92cf7110bce", "typeString": "literal_string \"ds-token-insufficient-balance\"" }, "value": "ds-token-insufficient-balance" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_58b3253fdcbd27eec9eeef4ab31fa5cbbc7b0eada085070fa774e92cf7110bce", "typeString": "literal_string \"ds-token-insufficient-balance\"" } ], "id": 27492, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ 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"typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "visibility": "internal" } ], "id": 27588, "initialValue": { "arguments": [ { "arguments": [ { "hexValue": "1901", "id": 27570, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "3754:10:47", "typeDescriptions": { "typeIdentifier": "t_stringliteral_301a50b291d33ce1e8e9064e3f6a6c51d902ec22892b50d58abf6357c6a45541", "typeString": "literal_string hex\"1901\"" }, "value": "\u0019\u0001" }, { "id": 27571, "name": "DOMAIN_SEPARATOR", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27238, "src": "3780:16:47", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, { "arguments": [ { "arguments": [ { "id": 27575, "name": "PERMIT_TYPEHASH", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27538, "src": "3833:15:47", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, { "id": 27576, "name": "owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27540, "src": "3850:5:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 27577, "name": "spender", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27542, "src": "3857:7:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 27578, "name": "value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27544, "src": "3866:5:47", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "id": 27582, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "nodeType": "UnaryOperation", "operator": "++", "prefix": false, "src": "3873:30:47", "subExpression": { "baseExpression": { "id": 27579, "name": "metatransactionNonces", "nodeType": "Identifier", 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{ "id": 27594, "name": "r", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27550, "src": "3991:1:47", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, { "id": 27595, "name": "s", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27552, "src": "3994:1:47", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, { "typeIdentifier": "t_uint8", "typeString": "uint8" }, { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } ], "id": 27591, "name": "ecrecover", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": -6, "src": "3970:9:47", "typeDescriptions": { "typeIdentifier": "t_function_ecrecover_pure$_t_bytes32_$_t_uint8_$_t_bytes32_$_t_bytes32_$returns$_t_address_$", "typeString": "function (bytes32,uint8,bytes32,bytes32) pure returns (address)" } }, "id": 27596, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "3970:26:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "VariableDeclarationStatement", "src": "3943:53:47" }, { "expression": { "arguments": [ { "commonType": { "typeIdentifier": "t_bool", "typeString": "bool" }, "id": 27608, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 27604, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 27599, "name": "recoveredAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27590, "src": "4012:16:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "!=", "rightExpression": { "arguments": [ { "hexValue": "30", "id": 27602, "isConstant": false, "isLValue": false, "isPure": true, "kind": "number", "lValueRequested": false, "nodeType": "Literal", "src": "4040:1:47", "typeDescriptions": { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" }, "value": "0" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_rational_0_by_1", "typeString": "int_const 0" } ], "id": 27601, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "ElementaryTypeNameExpression", "src": "4032:7:47", "typeDescriptions": { "typeIdentifier": "t_type$_t_address_$", "typeString": "type(address)" }, "typeName": { "id": 27600, "name": "address", "nodeType": "ElementaryTypeName", "src": "4032:7:47", "typeDescriptions": {} } }, "id": 27603, "isConstant": false, "isLValue": false, "isPure": true, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4032:10:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address_payable", "typeString": "address payable" } }, "src": "4012:30:47", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "nodeType": "BinaryOperation", "operator": "&&", "rightExpression": { "commonType": { "typeIdentifier": "t_address", "typeString": "address" }, "id": 27607, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "id": 27605, "name": "recoveredAddress", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27590, "src": "4046:16:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "BinaryOperation", "operator": "==", "rightExpression": { "id": 27606, "name": "owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27540, "src": "4066:5:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "src": "4046:25:47", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "src": "4012:59:47", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, { "hexValue": "636f6c6f6e792d746f6b656e2d696e76616c69642d7369676e6174757265", "id": 27609, "isConstant": false, "isLValue": false, "isPure": true, "kind": "string", "lValueRequested": false, "nodeType": "Literal", "src": "4073:32:47", "typeDescriptions": { "typeIdentifier": "t_stringliteral_526edddc9727429a967a975832be0465c1934d62e7f830eb064e30b134f4fab2", "typeString": "literal_string \"colony-token-invalid-signature\"" }, "value": "colony-token-invalid-signature" } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_bool", "typeString": "bool" }, { "typeIdentifier": "t_stringliteral_526edddc9727429a967a975832be0465c1934d62e7f830eb064e30b134f4fab2", "typeString": "literal_string \"colony-token-invalid-signature\"" } ], "id": 27598, "name": "require", "nodeType": "Identifier", "overloadedDeclarations": [ -18, -18 ], "referencedDeclaration": -18, "src": "4004:7:47", "typeDescriptions": { "typeIdentifier": "t_function_require_pure$_t_bool_$_t_string_memory_ptr_$returns$__$", "typeString": "function (bool,string memory) pure" } }, "id": 27610, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4004:102:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 27611, "nodeType": "ExpressionStatement", "src": "4004:102:47" }, { "expression": { "id": 27618, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "baseExpression": { "baseExpression": { "id": 27612, "name": "_approvals", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27028, "src": "4114:10:47", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_mapping$_t_address_$_t_uint256_$_$", "typeString": "mapping(address => mapping(address => uint256))" } }, "id": 27615, "indexExpression": { "id": 27613, "name": "owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27540, "src": "4125:5:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": false, "nodeType": "IndexAccess", "src": "4114:17:47", "typeDescriptions": { "typeIdentifier": "t_mapping$_t_address_$_t_uint256_$", "typeString": "mapping(address => uint256)" } }, "id": 27616, "indexExpression": { "id": 27614, "name": "spender", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27542, "src": "4132:7:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "4114:26:47", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "id": 27617, "name": "value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27544, "src": "4143:5:47", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "4114:34:47", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 27619, "nodeType": "ExpressionStatement", "src": "4114:34:47" }, { "eventCall": { "arguments": [ { "id": 27621, "name": "owner", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27540, "src": "4171:5:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 27622, "name": "spender", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27542, "src": "4178:7:47", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "id": 27623, "name": "value", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27544, "src": "4187:5:47", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_address", "typeString": "address" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 27620, "name": "Approval", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 37406, "src": "4162:8:47", "typeDescriptions": { "typeIdentifier": "t_function_event_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$__$", "typeString": "function (address,address,uint256)" } }, "id": 27624, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "4162:31:47", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$__$", "typeString": "tuple()" } }, "id": 27625, "nodeType": "EmitStatement", "src": "4157:36:47" } ] }, "functionSelector": "d505accf", "id": 27627, "implemented": true, "kind": "function", "modifiers": [ { "id": 27555, "modifierName": { "id": 27554, "name": "unlocked", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 27302, "src": "3589:8:47", "typeDescriptions": { "typeIdentifier": "t_modifier$__$", "typeString": "modifier ()" } }, "nodeType": "ModifierInvocation", "src": "3589:8:47" } ], "name": "permit", "nodeType": "FunctionDefinition", "parameters": { "id": 27553, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 27540, "mutability": "mutable", "name": "owner", "nodeType": "VariableDeclaration", "scope": 27627, "src": "3484:13:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 27539, "name": "address", "nodeType": "ElementaryTypeName", "src": "3484:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 27542, "mutability": "mutable", "name": "spender", "nodeType": "VariableDeclaration", "scope": 27627, "src": "3499:15:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 27541, "name": "address", "nodeType": "ElementaryTypeName", "src": "3499:7:47", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "visibility": "internal" }, { "constant": false, "id": 27544, "mutability": "mutable", "name": "value", "nodeType": "VariableDeclaration", "scope": 27627, "src": "3516:13:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 27543, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "3516:7:47", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "constant": false, "id": 27546, "mutability": "mutable", "name": "deadline", "nodeType": "VariableDeclaration", "scope": 27627, "src": "3531:16:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 27545, "name": "uint256", "nodeType": "ElementaryTypeName", "src": "3531:7:47", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "visibility": "internal" }, { "constant": false, "id": 27548, "mutability": "mutable", "name": "v", "nodeType": "VariableDeclaration", "scope": 27627, "src": "3549:7:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" }, "typeName": { "id": 27547, "name": "uint8", "nodeType": "ElementaryTypeName", "src": "3549:5:47", "typeDescriptions": { "typeIdentifier": "t_uint8", "typeString": "uint8" } }, "visibility": "internal" }, { "constant": false, "id": 27550, "mutability": "mutable", "name": "r", "nodeType": "VariableDeclaration", "scope": 27627, "src": "3558:9:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 27549, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "3558:7:47", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "visibility": "internal" }, { "constant": false, "id": 27552, "mutability": "mutable", "name": "s", "nodeType": "VariableDeclaration", "scope": 27627, "src": "3569:9:47", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" }, "typeName": { "id": 27551, "name": "bytes32", "nodeType": "ElementaryTypeName", "src": "3569:7:47", "typeDescriptions": { "typeIdentifier": "t_bytes32", "typeString": "bytes32" } }, "visibility": "internal" } ], "src": "3483:96:47" }, "returnParameters": { "id": 27556, "nodeType": "ParameterList", "parameters": [], "src": "3598:0:47" }, "scope": 27628, "src": "3468:730:47", "stateMutability": "nonpayable", "virtual": false, "visibility": "external" } ], "scope": 27629, "src": "784:3416:47" } ], "src": "700:3500:47" }, "compiler": { "name": "solc", "version": "0.7.3+commit.9bfce1f6.Linux.g++" }, "networks": {}, "schemaVersion": "3.3.0", "updatedAt": "2021-06-30T10:14:33.888Z", "devdoc": { "kind": "dev", "methods": { "executeMetaTransaction(address,bytes,bytes32,bytes32,uint8)": { "params": { "_payload": "Function call to make via meta transaction", "_sigR": "R part of the signature", "_sigS": "S part of the signature", "_sigV": "V part of the signature", "_user": "Address of user trying to do meta transaction" } } }, "version": 1 }, "userdoc": { "kind": "user", "methods": { "executeMetaTransaction(address,bytes,bytes32,bytes32,uint8)": { "notice": "Main function to be called when user wants to execute meta transaction. The actual function to be called should be passed as param with name functionSignature Here the basic signature recovery is being used. Signature is expected to be generated using personal_sign method." } }, "version": 1 } }