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cic-internal-integration/apps/cic-eth/tests/testdata/bancor/SmartToken.json

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{
"contractName": "SmartToken",
"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": "_owner",
"type": "address"
},
{
"indexed": true,
"internalType": "address",
"name": "_spender",
"type": "address"
},
{
"indexed": false,
"internalType": "uint256",
"name": "_value",
"type": "uint256"
}
],
"name": "Approval",
"type": "event"
},
{
"anonymous": false,
"inputs": [
{
"indexed": false,
"internalType": "uint256",
"name": "_amount",
"type": "uint256"
}
],
"name": "Destruction",
"type": "event"
},
{
"anonymous": false,
"inputs": [
{
"indexed": false,
"internalType": "uint256",
"name": "_amount",
"type": "uint256"
}
],
"name": "Issuance",
"type": "event"
},
{
"anonymous": false,
"inputs": [
{
"indexed": true,
"internalType": "address",
"name": "_prevOwner",
"type": "address"
},
{
"indexed": true,
"internalType": "address",
"name": "_newOwner",
"type": "address"
}
],
"name": "OwnerUpdate",
"type": "event"
},
{
"anonymous": false,
"inputs": [
{
"indexed": true,
"internalType": "address",
"name": "_from",
"type": "address"
},
{
"indexed": true,
"internalType": "address",
"name": "_to",
"type": "address"
},
{
"indexed": false,
"internalType": "uint256",
"name": "_value",
"type": "uint256"
}
],
"name": "Transfer",
"type": "event"
},
{
"inputs": [],
"name": "acceptOwnership",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "",
"type": "address"
},
{
"internalType": "address",
"name": "",
"type": "address"
}
],
"name": "allowance",
"outputs": [
{
"internalType": "uint256",
"name": "",
"type": "uint256"
}
],
"stateMutability": "view",
"type": "function",
"constant": true
},
{
"inputs": [
{
"internalType": "address",
"name": "_spender",
"type": "address"
},
{
"internalType": "uint256",
"name": "_value",
"type": "uint256"
}
],
"name": "approve",
"outputs": [
{
"internalType": "bool",
"name": "",
"type": "bool"
}
],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "",
"type": "address"
}
],
"name": "balanceOf",
"outputs": [
{
"internalType": "uint256",
"name": "",
"type": "uint256"
}
],
"stateMutability": "view",
"type": "function",
"constant": true
},
{
"inputs": [],
"name": "decimals",
"outputs": [
{
"internalType": "uint8",
"name": "",
"type": "uint8"
}
],
"stateMutability": "view",
"type": "function",
"constant": true
},
{
"inputs": [],
"name": "name",
"outputs": [
{
"internalType": "string",
"name": "",
"type": "string"
}
],
"stateMutability": "view",
"type": "function",
"constant": true
},
{
"inputs": [],
"name": "newOwner",
"outputs": [
{
"internalType": "address",
"name": "",
"type": "address"
}
],
"stateMutability": "view",
"type": "function",
"constant": true
},
{
"inputs": [],
"name": "owner",
"outputs": [
{
"internalType": "address",
"name": "",
"type": "address"
}
],
"stateMutability": "view",
"type": "function",
"constant": true
},
{
"inputs": [],
"name": "symbol",
"outputs": [
{
"internalType": "string",
"name": "",
"type": "string"
}
],
"stateMutability": "view",
"type": "function",
"constant": true
},
{
"inputs": [],
"name": "totalSupply",
"outputs": [
{
"internalType": "uint256",
"name": "",
"type": "uint256"
}
],
"stateMutability": "view",
"type": "function",
"constant": true
},
{
"inputs": [
{
"internalType": "address",
"name": "_newOwner",
"type": "address"
}
],
"name": "transferOwnership",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [],
"name": "transfersEnabled",
"outputs": [
{
"internalType": "bool",
"name": "",
"type": "bool"
}
],
"stateMutability": "view",
"type": "function",
"constant": true
},
{
"inputs": [],
"name": "version",
"outputs": [
{
"internalType": "uint16",
"name": "",
"type": "uint16"
}
],
"stateMutability": "view",
"type": "function",
"constant": true
},
{
"inputs": [
{
"internalType": "contract IERC20Token",
"name": "_token",
"type": "address"
},
{
"internalType": "address",
"name": "_to",
"type": "address"
},
{
"internalType": "uint256",
"name": "_amount",
"type": "uint256"
}
],
"name": "withdrawTokens",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "bool",
"name": "_disable",
"type": "bool"
}
],
"name": "disableTransfers",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "_to",
"type": "address"
},
{
"internalType": "uint256",
"name": "_amount",
"type": "uint256"
}
],
"name": "issue",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "_from",
"type": "address"
},
{
"internalType": "uint256",
"name": "_amount",
"type": "uint256"
}
],
"name": "destroy",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "_to",
"type": "address"
},
{
"internalType": "uint256",
"name": "_value",
"type": "uint256"
}
],
"name": "transfer",
"outputs": [
{
"internalType": "bool",
"name": "",
"type": "bool"
}
],
"stateMutability": "nonpayable",
"type": "function"
},
{
"inputs": [
{
"internalType": "address",
"name": "_from",
"type": "address"
},
{
"internalType": "address",
"name": "_to",
"type": "address"
},
{
"internalType": "uint256",
"name": "_value",
"type": "uint256"
}
],
"name": "transferFrom",
"outputs": [
{
"internalType": "bool",
"name": "",
"type": "bool"
}
],
"stateMutability": "nonpayable",
"type": "function"
}
],
"metadata": "{\"compiler\":{\"version\":\"0.6.12+commit.27d51765\"},\"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\":\"_owner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"_spender\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"Approval\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"_amount\",\"type\":\"uint256\"}],\"name\":\"Destruction\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"_amount\",\"type\":\"uint256\"}],\"name\":\"Issuance\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"_prevOwner\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"_newOwner\",\"type\":\"address\"}],\"name\":\"OwnerUpdate\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"_from\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"address\",\"name\":\"_to\",\"type\":\"address\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"Transfer\",\"type\":\"event\"},{\"inputs\":[],\"name\":\"acceptOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"name\":\"allowance\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_spender\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"approve\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"\",\"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\":\"_from\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_amount\",\"type\":\"uint256\"}],\"name\":\"destroy\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"bool\",\"name\":\"_disable\",\"type\":\"bool\"}],\"name\":\"disableTransfers\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_amount\",\"type\":\"uint256\"}],\"name\":\"issue\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"name\",\"outputs\":[{\"internalType\":\"string\",\"name\":\"\",\"type\":\"string\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"newOwner\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"owner\",\"outputs\":[{\"internalType\":\"address\",\"name\":\"\",\"type\":\"address\"}],\"stateMutability\":\"view\",\"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\":\"_to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"transfer\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_from\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"transferFrom\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"address\",\"name\":\"_newOwner\",\"type\":\"address\"}],\"name\":\"transferOwnership\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"transfersEnabled\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[],\"name\":\"version\",\"outputs\":[{\"internalType\":\"uint16\",\"name\":\"\",\"type\":\"uint16\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"contract IERC20Token\",\"name\":\"_token\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_to\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_amount\",\"type\":\"uint256\"}],\"name\":\"withdrawTokens\",\"outputs\":[],\"stateMutability\":\"nonpayable\",\"type\":\"function\"}],\"devdoc\":{\"details\":\"Smart Token 'Owned' is specified here for readability reasons\",\"events\":{\"Destruction(uint256)\":{\"details\":\"triggered when the total supply is decreased\",\"params\":{\"_amount\":\"amount that gets removed from the supply\"}},\"Issuance(uint256)\":{\"details\":\"triggered when the total supply is increased\",\"params\":{\"_amount\":\"amount that gets added to the supply\"}}},\"kind\":\"dev\",\"methods\":{\"acceptOwnership()\":{\"details\":\"used by a new owner to accept an ownership transfer\"},\"approve(address,uint256)\":{\"details\":\"allows another account/contract to transfers tokens on behalf of the caller throws on any error rather then return a false flag to minimize user errors also, to minimize the risk of the approve/transferFrom attack vector (see https://docs.google.com/document/d/1YLPtQxZu1UAvO9cZ1O2RPXBbT0mooh4DYKjA_jp-RLM/), approve has to be called twice in 2 separate transactions - once to change the allowance to 0 and secondly to change it to the new allowance value\",\"params\":{\"_spender\":\"approved address\",\"_value\":\"allowance amount\"},\"returns\":{\"_0\":\"true if the approval was successful, false if it wasn't\"}},\"constructor\":{\"details\":\"initializes a new SmartToken instance\",\"params\":{\"_decimals\":\"for display purposes only\",\"_name\":\"token name\",\"_symbol\":\"token short symbol, minimum 1 character\"}},\"destroy(address,uint256)\":{\"details\":\"removes tokens from the given account and decreases the token supply can only be called by the contract owner\",\"params\":{\"_amount\":\"amount to decrease the supply by\",\"_from\":\"account to remove the amount from\"}},\"disableTransfers(bool)\":{\"details\":\"disables/enables transfers can only be called by the contract owner\",\"params\":{\"_disable\":\"true to disable transfers, false to enable them\"}},\"issue(address,uint256)\":{\"details\":\"increases the token supply and sends the new tokens to the given account can only be called by the contract owner\",\"params\":{\"_amount\":\"amount to increase the supply by\",\"_to\":\"account to receive the new amount\"}},\"transfer(address,uint256)\":{\"details\":\"send coins throws on any error rather then return a false flag to minimize user errors in addition to the standard checks, the function throws if transfers are disabled\",\"params\":{\"_to\":\"target address\",\"_value\":\"transfer amount\"},\"returns\":{\"_0\":\"true if the transfer was successful, false if it wasn't\"}},\"transferFrom(address,address,uint256)\":{\"details\":\"an account/contract attempts to get the coins throws on any error rather then return a false flag to minimize user errors in addition to the standard checks, the function throws if transfers are disabled\",\"params\":{\"_from\":\"source address\",\"_to\":\"target address\",\"_value\":\"transfer amount\"},\"returns\":{\"_0\":\"true if the transfer was successful, false if it wasn't\"}},\"transferOwnership(address)\":{\"details\":\"allows transferring the contract ownership the new owner still needs to accept the transfer can only be called by the contract owner\",\"params\":{\"_newOwner\":\"new contract owner\"}},\"withdrawTokens(address,address,uint256)\":{\"details\":\"withdraws tokens held by the contract and sends them to an account can only be called by the owner\",\"params\":{\"_amount\":\"amount to withdraw\",\"_to\":\"account to receive the new amount\",\"_token\":\"ERC20 token contract address\"}}},\"version\":1},\"userdoc\":{\"kind\":\"user\",\"methods\":{},\"version\":1}},\"settings\":{\"compilationTarget\":{\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/token/SmartToken.sol\":\"SmartToken\"},\"evmVersion\":\"istanbul\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"ipfs\"},\"optimizer\":{\"enabled\":true,\"runs\":200},\"remappings\":[]},\"sources\":{\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/converter/interfaces/IConverterAnchor.sol\":{\"keccak256\":\"0x9448cdbe90293fb5c1a0808b77af8754a1025b59c45f432eee01f659361a6115\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://1ef2bb2e1543c9324daf7f3fd086a57efb45b89f3d62b9d7a9fc78c138d24dbc\",\"dweb:/ipfs/QmVcXDib3K6xYJMBNxawmo4krJGiDfxb5oL64Lc3pi14XK\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/token/ERC20Token.sol\":{\"keccak256\":\"0xf64a993754bb4afcdfda9e8fe377c2c8a198f23b39e954f5ee3f9f2825958ebd\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://9ee0b7fd792a589b8321f1f13686fe5d5ae949288b124c1a57e2ad895c87e915\",\"dweb:/ipfs/QmTCRx2G6rJAhX9FyYkV4Gx69owVDYSkjNGNFrJGQ7Xnik\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/token/SmartToken.sol\":{\"keccak256\":\"0xf5036eb68eef5c9e8c8065c359e4a6f360a1ff1371129dc6a01ebcab29f4c034\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://99f904a959fa0c1237afc6e02342300be0e5eb2d9d96e9f8cd29dd2c52d1837b\",\"dweb:/ipfs/QmNxF79PB1fDsWDpCurH97mRVMgm56jACjf2KNj8syw4DG\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/token/interfaces/IERC20Token.sol\":{\"keccak256\":\"0xe6f988c3156e88258474526a541d5a42b6a9adae98b04177a059d9f723bc82cd\",\"license\":\"SEE LICENSE IN LICENSE\",\"urls\":[\"bzz-raw://9a6eb77a5b9ce70995a11a6e48ac3985a4c70896fe5fe04d46146ad7c1c83ea3\",\"dweb:/ipfs/QmYvGSveZFG51tghwkVuu6eK9Jy8frHpfLxHTMyvNZN461\"]},\"/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/token/interfaces/ISmartToken.sol\":{\"keccak256\":\"0x5cfc15e7a23a9872059b0cea4d2ae902c3fc074a39e1c645036ce38ad47881ec\",\"license\":\"SEE LICENSE IN 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"source": "// SPDX-License-Identifier: SEE LICENSE IN LICENSE\r\npragma solidity 0.6.12;\r\nimport \"./ERC20Token.sol\";\r\nimport \"./interfaces/ISmartToken.sol\";\r\nimport \"../utility/Owned.sol\";\r\nimport \"../utility/TokenHolder.sol\";\r\n\r\n/**\r\n * @dev Smart Token\r\n *\r\n * 'Owned' is specified here for readability reasons\r\n*/\r\ncontract SmartToken is ISmartToken, Owned, ERC20Token, TokenHolder {\r\n using SafeMath for uint256;\r\n\r\n uint16 public constant version = 4;\r\n\r\n bool public transfersEnabled = true; // true if transfer/transferFrom are enabled, false otherwise\r\n\r\n /**\r\n * @dev triggered when the total supply is increased\r\n *\r\n * @param _amount amount that gets added to the supply\r\n */\r\n event Issuance(uint256 _amount);\r\n\r\n /**\r\n * @dev triggered when the total supply is decreased\r\n *\r\n * @param _amount amount that gets removed from the supply\r\n */\r\n event Destruction(uint256 _amount);\r\n\r\n /**\r\n * @dev initializes a new SmartToken instance\r\n *\r\n * @param _name token name\r\n * @param _symbol token short symbol, minimum 1 character\r\n * @param _decimals for display purposes only\r\n */\r\n constructor(string memory _name, string memory _symbol, uint8 _decimals)\r\n public\r\n ERC20Token(_name, _symbol, _decimals, 0)\r\n {\r\n }\r\n\r\n // allows execution only when transfers are enabled\r\n modifier transfersAllowed {\r\n _transfersAllowed();\r\n _;\r\n }\r\n\r\n // error message binary size optimization\r\n function _transfersAllowed() internal view {\r\n require(transfersEnabled, \"ERR_TRANSFERS_DISABLED\");\r\n }\r\n\r\n /**\r\n * @dev disables/enables transfers\r\n * can only be called by the contract owner\r\n *\r\n * @param _disable true to disable transfers, false to enable them\r\n */\r\n function disableTransfers(bool _disable) public override ownerOnly {\r\n transfersEnabled = !_disable;\r\n }\r\n\r\n /**\r\n * @dev increases the token supply and sends the new tokens to the given account\r\n * can only be called by the contract owner\r\n *\r\n * @param _to account to receive the new amount\r\n * @param _amount amount to increase the supply by\r\n */\r\n function issue(address _to, uint256 _amount)\r\n public\r\n override\r\n ownerOnly\r\n validAddress(_to)\r\n notThis(_to)\r\n {\r\n totalSupply = totalSupply.add(_amount);\r\n balanceOf[_to] = balanceOf[_to].add(_amount);\r\n\r\n emit Issuance(_amount);\r\n emit Transfer(address(0), _to, _amount);\r\n }\r\n\r\n /**\r\n * @dev removes tokens from the given account and decreases the token supply\r\n * can only be called by the contract owner\r\n *\r\n * @param _from account to remove the amount from\r\n * @param _amount amount to decrease the supply by\r\n */\r\n function destroy(address _from, uint256 _amount) public override ownerOnly {\r\n balanceOf[_from] = balanceOf[_from].sub(_amount);\r\n totalSupply = totalSupply.sub(_amount);\r\n\r\n emit Transfer(_from, address(0), _amount);\r\n emit Destruction(_amount);\r\n }\r\n\r\n // ERC20 standard method overrides with some extra functionality\r\n\r\n /**\r\n * @dev send coins\r\n * throws on any error rather then return a false flag to minimize user errors\r\n * in addition to the standard checks, the function throws if transfers are disabled\r\n *\r\n * @param _to target address\r\n * @param _value transfer amount\r\n *\r\n * @return true if the transfer was successful, false if it wasn't\r\n */\r\n function transfer(address _to, uint256 _value)\r\n public\r\n override(IERC20Token, ERC20Token)\r\n transfersAllowed\r\n returns (bool)\r\n {\r\n return super.transfer(_to, _value);\r\n }\r\n\r\n /**\r\n * @dev an account/contract attempts to get the coins\r\n * throws on any error rather then return a false flag to minimize user errors\r\n * in addition to the standard checks, the function throws if transfers are disabled\r\n *\r\n * @param _from source address\r\n * @param _to target address\r\n * @param _value transfer amount\r\n *\r\n * @return true if the transfer was successful, false if it wasn't\r\n */\r\n function transferFrom(address _from, address _to, uint256 _value)\r\n public\r\n override(IERC20Token, ERC20Token)\r\n transfersAllowed\r\n returns (bool) \r\n {\r\n return super.transferFrom(_from, _to, _value);\r\n }\r\n}\r\n",
"sourcePath": "/home/lash/src/ext/cic/grassrootseconomics/bancor-contracts/solidity/contracts/token/SmartToken.sol",
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"nodeType": "VariableDeclaration",
"overrides": null,
"scope": 21368,
"src": "3787:4:51",
"stateVariable": false,
"storageLocation": "default",
"typeDescriptions": {
"typeIdentifier": "t_bool",
"typeString": "bool"
},
"typeName": {
"id": 21358,
"name": "bool",
"nodeType": "ElementaryTypeName",
"src": "3787:4:51",
"typeDescriptions": {
"typeIdentifier": "t_bool",
"typeString": "bool"
}
},
"value": null,
"visibility": "internal"
}
],
"src": "3786:6:51"
},
"scope": 21394,
"src": "3637:214:51",
"stateMutability": "nonpayable",
"virtual": false,
"visibility": "public"
},
{
"baseFunctions": [
20567,
21452
],
"body": {
"id": 21392,
"nodeType": "Block",
"src": "4505:64:51",
"statements": [
{
"expression": {
"argumentTypes": null,
"arguments": [
{
"argumentTypes": null,
"id": 21387,
"name": "_from",
"nodeType": "Identifier",
"overloadedDeclarations": [],
"referencedDeclaration": 21371,
"src": "4542:5:51",
"typeDescriptions": {
"typeIdentifier": "t_address",
"typeString": "address"
}
},
{
"argumentTypes": null,
"id": 21388,
"name": "_to",
"nodeType": "Identifier",
"overloadedDeclarations": [],
"referencedDeclaration": 21373,
"src": "4549:3:51",
"typeDescriptions": {
"typeIdentifier": "t_address",
"typeString": "address"
}
},
{
"argumentTypes": null,
"id": 21389,
"name": "_value",
"nodeType": "Identifier",
"overloadedDeclarations": [],
"referencedDeclaration": 21375,
"src": "4554:6:51",
"typeDescriptions": {
"typeIdentifier": "t_uint256",
"typeString": "uint256"
}
}
],
"expression": {
"argumentTypes": [
{
"typeIdentifier": "t_address",
"typeString": "address"
},
{
"typeIdentifier": "t_address",
"typeString": "address"
},
{
"typeIdentifier": "t_uint256",
"typeString": "uint256"
}
],
"expression": {
"argumentTypes": null,
"id": 21385,
"name": "super",
"nodeType": "Identifier",
"overloadedDeclarations": [],
"referencedDeclaration": -25,
"src": "4523:5:51",
"typeDescriptions": {
"typeIdentifier": "t_super$_SmartToken_$21394",
"typeString": "contract super SmartToken"
}
},
"id": 21386,
"isConstant": false,
"isLValue": false,
"isPure": false,
"lValueRequested": false,
"memberName": "transferFrom",
"nodeType": "MemberAccess",
"referencedDeclaration": 20567,
"src": "4523:18:51",
"typeDescriptions": {
"typeIdentifier": "t_function_internal_nonpayable$_t_address_$_t_address_$_t_uint256_$returns$_t_bool_$",
"typeString": "function (address,address,uint256) returns (bool)"
}
},
"id": 21390,
"isConstant": false,
"isLValue": false,
"isPure": false,
"kind": "functionCall",
"lValueRequested": false,
"names": [],
"nodeType": "FunctionCall",
"src": "4523:38:51",
"tryCall": false,
"typeDescriptions": {
"typeIdentifier": "t_bool",
"typeString": "bool"
}
},
"functionReturnParameters": 21384,
"id": 21391,
"nodeType": "Return",
"src": "4516:45:51"
}
]
},
"documentation": {
"id": 21369,
"nodeType": "StructuredDocumentation",
"src": "3859:459:51",
"text": " @dev an account/contract attempts to get the coins\n throws on any error rather then return a false flag to minimize user errors\n in addition to the standard checks, the function throws if transfers are disabled\n @param _from source address\n @param _to target address\n @param _value transfer amount\n @return true if the transfer was successful, false if it wasn't"
},
"functionSelector": "23b872dd",
"id": 21393,
"implemented": true,
"kind": "function",
"modifiers": [
{
"arguments": null,
"id": 21381,
"modifierName": {
"argumentTypes": null,
"id": 21380,
"name": "transfersAllowed",
"nodeType": "Identifier",
"overloadedDeclarations": [],
"referencedDeclaration": 21230,
"src": "4458:16:51",
"typeDescriptions": {
"typeIdentifier": "t_modifier$__$",
"typeString": "modifier ()"
}
},
"nodeType": "ModifierInvocation",
"src": "4458:16:51"
}
],
"name": "transferFrom",
"nodeType": "FunctionDefinition",
"overrides": {
"id": 21379,
"nodeType": "OverrideSpecifier",
"overrides": [
{
"contractScope": null,
"id": 21377,
"name": "IERC20Token",
"nodeType": "UserDefinedTypeName",
"referencedDeclaration": 21462,
"src": "4424:11:51",
"typeDescriptions": {
"typeIdentifier": "t_contract$_IERC20Token_$21462",
"typeString": "contract IERC20Token"
}
},
{
"contractScope": null,
"id": 21378,
"name": "ERC20Token",
"nodeType": "UserDefinedTypeName",
"referencedDeclaration": 20617,
"src": "4437:10:51",
"typeDescriptions": {
"typeIdentifier": "t_contract$_ERC20Token_$20617",
"typeString": "contract ERC20Token"
}
}
],
"src": "4415:33:51"
},
"parameters": {
"id": 21376,
"nodeType": "ParameterList",
"parameters": [
{
"constant": false,
"id": 21371,
"mutability": "mutable",
"name": "_from",
"nodeType": "VariableDeclaration",
"overrides": null,
"scope": 21393,
"src": "4346:13:51",
"stateVariable": false,
"storageLocation": "default",
"typeDescriptions": {
"typeIdentifier": "t_address",
"typeString": "address"
},
"typeName": {
"id": 21370,
"name": "address",
"nodeType": "ElementaryTypeName",
"src": "4346:7:51",
"stateMutability": "nonpayable",
"typeDescriptions": {
"typeIdentifier": "t_address",
"typeString": "address"
}
},
"value": null,
"visibility": "internal"
},
{
"constant": false,
"id": 21373,
"mutability": "mutable",
"name": "_to",
"nodeType": "VariableDeclaration",
"overrides": null,
"scope": 21393,
"src": "4361:11:51",
"stateVariable": false,
"storageLocation": "default",
"typeDescriptions": {
"typeIdentifier": "t_address",
"typeString": "address"
},
"typeName": {
"id": 21372,
"name": "address",
"nodeType": "ElementaryTypeName",
"src": "4361:7:51",
"stateMutability": "nonpayable",
"typeDescriptions": {
"typeIdentifier": "t_address",
"typeString": "address"
}
},
"value": null,
"visibility": "internal"
},
{
"constant": false,
"id": 21375,
"mutability": "mutable",
"name": "_value",
"nodeType": "VariableDeclaration",
"overrides": null,
"scope": 21393,
"src": "4374:14:51",
"stateVariable": false,
"storageLocation": "default",
"typeDescriptions": {
"typeIdentifier": "t_uint256",
"typeString": "uint256"
},
"typeName": {
"id": 21374,
"name": "uint256",
"nodeType": "ElementaryTypeName",
"src": "4374:7:51",
"typeDescriptions": {
"typeIdentifier": "t_uint256",
"typeString": "uint256"
}
},
"value": null,
"visibility": "internal"
}
],
"src": "4345:44:51"
},
"returnParameters": {
"id": 21384,
"nodeType": "ParameterList",
"parameters": [
{
"constant": false,
"id": 21383,
"mutability": "mutable",
"name": "",
"nodeType": "VariableDeclaration",
"overrides": null,
"scope": 21393,
"src": "4493:4:51",
"stateVariable": false,
"storageLocation": "default",
"typeDescriptions": {
"typeIdentifier": "t_bool",
"typeString": "bool"
},
"typeName": {
"id": 21382,
"name": "bool",
"nodeType": "ElementaryTypeName",
"src": "4493:4:51",
"typeDescriptions": {
"typeIdentifier": "t_bool",
"typeString": "bool"
}
},
"value": null,
"visibility": "internal"
}
],
"src": "4492:6:51"
},
"scope": 21394,
"src": "4324:245:51",
"stateMutability": "nonpayable",
"virtual": false,
"visibility": "public"
}
],
"scope": 21395,
"src": "308:4264:51"
}
],
"src": "52:4522:51"
},
"compiler": {
"name": "solc",
"version": "0.6.12+commit.27d51765.Emscripten.clang"
},
"networks": {},
"schemaVersion": "3.2.3",
"updatedAt": "2020-11-10T14:20:44.730Z",
"networkType": "ethereum",
"devdoc": {
"details": "Smart Token 'Owned' is specified here for readability reasons",
"events": {
"Destruction(uint256)": {
"details": "triggered when the total supply is decreased",
"params": {
"_amount": "amount that gets removed from the supply"
}
},
"Issuance(uint256)": {
"details": "triggered when the total supply is increased",
"params": {
"_amount": "amount that gets added to the supply"
}
}
},
"kind": "dev",
"methods": {
"acceptOwnership()": {
"details": "used by a new owner to accept an ownership transfer"
},
"approve(address,uint256)": {
"details": "allows another account/contract to transfers tokens on behalf of the caller throws on any error rather then return a false flag to minimize user errors also, to minimize the risk of the approve/transferFrom attack vector (see https://docs.google.com/document/d/1YLPtQxZu1UAvO9cZ1O2RPXBbT0mooh4DYKjA_jp-RLM/), approve has to be called twice in 2 separate transactions - once to change the allowance to 0 and secondly to change it to the new allowance value",
"params": {
"_spender": "approved address",
"_value": "allowance amount"
},
"returns": {
"_0": "true if the approval was successful, false if it wasn't"
}
},
"constructor": {
"details": "initializes a new SmartToken instance",
"params": {
"_decimals": "for display purposes only",
"_name": "token name",
"_symbol": "token short symbol, minimum 1 character"
}
},
"destroy(address,uint256)": {
"details": "removes tokens from the given account and decreases the token supply can only be called by the contract owner",
"params": {
"_amount": "amount to decrease the supply by",
"_from": "account to remove the amount from"
}
},
"disableTransfers(bool)": {
"details": "disables/enables transfers can only be called by the contract owner",
"params": {
"_disable": "true to disable transfers, false to enable them"
}
},
"issue(address,uint256)": {
"details": "increases the token supply and sends the new tokens to the given account can only be called by the contract owner",
"params": {
"_amount": "amount to increase the supply by",
"_to": "account to receive the new amount"
}
},
"transfer(address,uint256)": {
"details": "send coins throws on any error rather then return a false flag to minimize user errors in addition to the standard checks, the function throws if transfers are disabled",
"params": {
"_to": "target address",
"_value": "transfer amount"
},
"returns": {
"_0": "true if the transfer was successful, false if it wasn't"
}
},
"transferFrom(address,address,uint256)": {
"details": "an account/contract attempts to get the coins throws on any error rather then return a false flag to minimize user errors in addition to the standard checks, the function throws if transfers are disabled",
"params": {
"_from": "source address",
"_to": "target address",
"_value": "transfer amount"
},
"returns": {
"_0": "true if the transfer was successful, false if it wasn't"
}
},
"transferOwnership(address)": {
"details": "allows transferring the contract ownership the new owner still needs to accept the transfer can only be called by the contract owner",
"params": {
"_newOwner": "new contract owner"
}
},
"withdrawTokens(address,address,uint256)": {
"details": "withdraws tokens held by the contract and sends them to an account can only be called by the owner",
"params": {
"_amount": "amount to withdraw",
"_to": "account to receive the new amount",
"_token": "ERC20 token contract address"
}
}
},
"version": 1
},
"userdoc": {
"kind": "user",
"methods": {},
"version": 1
}
}
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