{ "contractName": "IUniswapExchange", "abi": [ { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "provider", "type": "address" }, { "indexed": true, "internalType": "uint256", "name": "eth_amount", "type": "uint256" }, { "indexed": true, "internalType": "uint256", "name": "token_amount", "type": "uint256" } ], "name": "AddLiquidity", "type": "event" }, { "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": true, "internalType": "address", "name": "buyer", "type": "address" }, { "indexed": true, "internalType": "uint256", "name": "tokens_sold", "type": "uint256" }, { "indexed": false, "internalType": "uint256", "name": "eth_bought", "type": "uint256" } ], "name": "EthPurchase", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "provider", "type": "address" }, { "indexed": true, "internalType": "uint256", "name": "eth_amount", "type": "uint256" }, { "indexed": true, "internalType": "uint256", "name": "token_amount", "type": "uint256" } ], "name": "RemoveLiquidity", "type": "event" }, { "anonymous": false, "inputs": [ { "indexed": true, "internalType": "address", "name": "buyer", "type": "address" }, { "indexed": true, "internalType": "uint256", "name": "eth_sold", "type": "uint256" }, { "indexed": true, "internalType": "uint256", "name": "tokens_bought", "type": "uint256" } ], "name": "TokenPurchase", "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" }, { "constant": true, "inputs": [ { "internalType": "address", "name": "_owner", "type": "address" }, { "internalType": "address", "name": "_spender", "type": "address" } ], "name": "allowance", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "internalType": "address", "name": "_owner", "type": "address" } ], "name": "balanceOf", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "decimals", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "factoryAddress", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "internalType": "uint256", "name": "eth_sold", "type": "uint256" } ], "name": "getEthToTokenInputPrice", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "internalType": "uint256", "name": "tokens_bought", "type": "uint256" } ], "name": "getEthToTokenOutputPrice", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "internalType": "uint256", "name": "tokens_sold", "type": "uint256" } ], "name": "getTokenToEthInputPrice", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [ { "internalType": "uint256", "name": "eth_bought", "type": "uint256" } ], "name": "getTokenToEthOutputPrice", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "name", "outputs": [ { "internalType": "bytes32", "name": "", "type": "bytes32" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "symbol", "outputs": [ { "internalType": "bytes32", "name": "", "type": "bytes32" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "tokenAddress", "outputs": [ { "internalType": "address", "name": "", "type": "address" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": true, "inputs": [], "name": "totalSupply", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "view", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "token_addr", "type": "address" } ], "name": "setup", "outputs": [], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "uint256", "name": "min_liquidity", "type": "uint256" }, { "internalType": "uint256", "name": "max_tokens", "type": "uint256" }, { "internalType": "uint256", "name": "deadline", "type": "uint256" } ], "name": "addLiquidity", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": true, "stateMutability": "payable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "uint256", "name": "amount", "type": "uint256" }, { "internalType": "uint256", "name": "min_eth", "type": "uint256" }, { "internalType": "uint256", "name": "min_tokens", "type": "uint256" }, { "internalType": "uint256", "name": "deadline", "type": "uint256" } ], "name": "removeLiquidity", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" }, { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "uint256", "name": "min_tokens", "type": "uint256" }, { "internalType": "uint256", "name": "deadline", "type": "uint256" } ], "name": "ethToTokenSwapInput", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": true, "stateMutability": "payable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "uint256", "name": "min_tokens", "type": "uint256" }, { "internalType": "uint256", "name": "deadline", "type": "uint256" }, { "internalType": "address", "name": "recipient", "type": "address" } ], "name": "ethToTokenTransferInput", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": true, "stateMutability": "payable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "uint256", "name": "tokens_bought", "type": "uint256" }, { "internalType": "uint256", "name": "deadline", "type": "uint256" } ], "name": "ethToTokenSwapOutput", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": true, "stateMutability": "payable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "uint256", "name": "tokens_bought", "type": "uint256" }, { "internalType": "uint256", "name": "deadline", "type": "uint256" }, { "internalType": "address", "name": "recipient", "type": "address" } ], "name": "ethToTokenTransferOutput", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": true, "stateMutability": "payable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "uint256", "name": "tokens_sold", "type": "uint256" }, { "internalType": "uint256", "name": "min_eth", "type": "uint256" }, { "internalType": "uint256", "name": "deadline", "type": "uint256" } ], "name": "tokenToEthSwapInput", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "uint256", "name": "tokens_sold", "type": "uint256" }, { "internalType": "uint256", "name": "min_eth", "type": "uint256" }, { "internalType": "uint256", "name": "deadline", "type": "uint256" }, { "internalType": "address", "name": "recipient", "type": "address" } ], "name": "tokenToEthTransferInput", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "uint256", "name": "eth_bought", "type": "uint256" }, { "internalType": "uint256", "name": "max_tokens", "type": "uint256" }, { "internalType": "uint256", "name": "deadline", "type": "uint256" } ], "name": "tokenToEthSwapOutput", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "uint256", "name": "eth_bought", "type": "uint256" }, { "internalType": "uint256", "name": "max_tokens", "type": "uint256" }, { "internalType": "uint256", "name": "deadline", "type": "uint256" }, { "internalType": "address", "name": "recipient", "type": "address" } ], "name": "tokenToEthTransferOutput", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "uint256", "name": "tokens_sold", "type": "uint256" }, { "internalType": "uint256", "name": "min_tokens_bought", "type": "uint256" }, { "internalType": "uint256", "name": "min_eth_bought", "type": "uint256" }, { "internalType": "uint256", "name": "deadline", "type": "uint256" }, { "internalType": "address", "name": "token_addr", "type": "address" } ], "name": "tokenToTokenSwapInput", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "uint256", "name": "tokens_sold", "type": "uint256" }, { "internalType": "uint256", "name": "min_tokens_bought", "type": "uint256" }, { "internalType": "uint256", "name": "min_eth_bought", "type": "uint256" }, { "internalType": "uint256", "name": "deadline", "type": "uint256" }, { "internalType": "address", "name": "recipient", "type": "address" }, { "internalType": "address", "name": "token_addr", "type": "address" } ], "name": "tokenToTokenTransferInput", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "uint256", "name": "tokens_bought", "type": "uint256" }, { "internalType": "uint256", "name": "max_tokens_sold", "type": "uint256" }, { "internalType": "uint256", "name": "max_eth_sold", "type": "uint256" }, { "internalType": "uint256", "name": "deadline", "type": "uint256" }, { "internalType": "address", "name": "token_addr", "type": "address" } ], "name": "tokenToTokenSwapOutput", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "uint256", "name": "tokens_bought", "type": "uint256" }, { "internalType": "uint256", "name": "max_tokens_sold", "type": "uint256" }, { "internalType": "uint256", "name": "max_eth_sold", "type": "uint256" }, { "internalType": "uint256", "name": "deadline", "type": "uint256" }, { "internalType": "address", "name": "recipient", "type": "address" }, { "internalType": "address", "name": "token_addr", "type": "address" } ], "name": "tokenToTokenTransferOutput", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "uint256", "name": "tokens_sold", "type": "uint256" }, { "internalType": "uint256", "name": "min_tokens_bought", "type": "uint256" }, { "internalType": "uint256", "name": "min_eth_bought", "type": "uint256" }, { "internalType": "uint256", "name": "deadline", "type": "uint256" }, { "internalType": "address", "name": "exchange_addr", "type": "address" } ], "name": "tokenToExchangeSwapInput", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "uint256", "name": "tokens_sold", "type": "uint256" }, { "internalType": "uint256", "name": "min_tokens_bought", "type": "uint256" }, { "internalType": "uint256", "name": "min_eth_bought", "type": "uint256" }, { "internalType": "uint256", "name": "deadline", "type": "uint256" }, { "internalType": "address", "name": "recipient", "type": "address" }, { "internalType": "address", "name": "exchange_addr", "type": "address" } ], "name": "tokenToExchangeTransferInput", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "uint256", "name": "tokens_bought", "type": "uint256" }, { "internalType": "uint256", "name": "max_tokens_sold", "type": "uint256" }, { "internalType": "uint256", "name": "max_eth_sold", "type": "uint256" }, { "internalType": "uint256", "name": "deadline", "type": "uint256" }, { "internalType": "address", "name": "exchange_addr", "type": "address" } ], "name": "tokenToExchangeSwapOutput", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "uint256", "name": "tokens_bought", "type": "uint256" }, { "internalType": "uint256", "name": "max_tokens_sold", "type": "uint256" }, { "internalType": "uint256", "name": "max_eth_sold", "type": "uint256" }, { "internalType": "uint256", "name": "deadline", "type": "uint256" }, { "internalType": "address", "name": "recipient", "type": "address" }, { "internalType": "address", "name": "exchange_addr", "type": "address" } ], "name": "tokenToExchangeTransferOutput", "outputs": [ { "internalType": "uint256", "name": "", "type": "uint256" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "_to", "type": "address" }, { "internalType": "uint256", "name": "_value", "type": "uint256" } ], "name": "transfer", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "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" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" }, { "constant": false, "inputs": [ { "internalType": "address", "name": "_spender", "type": "address" }, { "internalType": "uint256", "name": "_value", "type": "uint256" } ], "name": "approve", "outputs": [ { "internalType": "bool", "name": "", "type": "bool" } ], "payable": false, "stateMutability": "nonpayable", "type": "function" } ], "metadata": "{\"compiler\":{\"version\":\"0.5.17+commit.d19bba13\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"provider\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"eth_amount\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"token_amount\",\"type\":\"uint256\"}],\"name\":\"AddLiquidity\",\"type\":\"event\"},{\"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\":true,\"internalType\":\"address\",\"name\":\"buyer\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"tokens_sold\",\"type\":\"uint256\"},{\"indexed\":false,\"internalType\":\"uint256\",\"name\":\"eth_bought\",\"type\":\"uint256\"}],\"name\":\"EthPurchase\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"provider\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"eth_amount\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"token_amount\",\"type\":\"uint256\"}],\"name\":\"RemoveLiquidity\",\"type\":\"event\"},{\"anonymous\":false,\"inputs\":[{\"indexed\":true,\"internalType\":\"address\",\"name\":\"buyer\",\"type\":\"address\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"eth_sold\",\"type\":\"uint256\"},{\"indexed\":true,\"internalType\":\"uint256\",\"name\":\"tokens_bought\",\"type\":\"uint256\"}],\"name\":\"TokenPurchase\",\"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\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"min_liquidity\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"max_tokens\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"deadline\",\"type\":\"uint256\"}],\"name\":\"addLiquidity\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":true,\"stateMutability\":\"payable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"_owner\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"_spender\",\"type\":\"address\"}],\"name\":\"allowance\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"address\",\"name\":\"_spender\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"_value\",\"type\":\"uint256\"}],\"name\":\"approve\",\"outputs\":[{\"internalType\":\"bool\",\"name\":\"\",\"type\":\"bool\"}],\"payable\":false,\"stateMutability\":\"nonpayable\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[{\"internalType\":\"address\",\"name\":\"_owner\",\"type\":\"address\"}],\"name\":\"balanceOf\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":true,\"inputs\":[],\"name\":\"decimals\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":false,\"stateMutability\":\"view\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"min_tokens\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"deadline\",\"type\":\"uint256\"}],\"name\":\"ethToTokenSwapInput\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":true,\"stateMutability\":\"payable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"tokens_bought\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"deadline\",\"type\":\"uint256\"}],\"name\":\"ethToTokenSwapOutput\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":true,\"stateMutability\":\"payable\",\"type\":\"function\"},{\"constant\":false,\"inputs\":[{\"internalType\":\"uint256\",\"name\":\"min_tokens\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"deadline\",\"type\":\"uint256\"},{\"internalType\":\"address\",\"name\":\"recipient\",\"type\":\"address\"}],\"name\":\"ethToTokenTransferInput\",\"outputs\":[{\"internalType\":\"uint256\",\"name\":\"\",\"type\":\"uint256\"}],\"payable\":true,\"stateMutability\":\"pa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"bytecode": "0x", "deployedBytecode": "0x", "sourceMap": "", "deployedSourceMap": "", "source": "pragma solidity ^0.5.0;\n\n\n// Source: https://github.com/Uniswap/contracts-vyper/blob/master/contracts/uniswap_exchange.vy\n// The fallback function is payable and calls `ethToTokenInput`\ninterface IUniswapExchange\n{\n // Events\n event AddLiquidity(address indexed provider, uint indexed eth_amount, uint indexed token_amount);\n event Approval(address indexed _owner, address indexed _spender, uint _value);\n event EthPurchase(address indexed buyer, uint indexed tokens_sold, uint eth_bought);\n event RemoveLiquidity(address indexed provider, uint indexed eth_amount, uint indexed token_amount);\n event TokenPurchase(address indexed buyer, uint indexed eth_sold, uint indexed tokens_bought);\n event Transfer(address indexed _from, address indexed _to, uint _value);\n\n // Read-only\n function allowance(address _owner, address _spender) external view returns(uint);\n function balanceOf(address _owner) external view returns(uint);\n function decimals() external view returns(uint);\n function factoryAddress() external view returns(address);\n function getEthToTokenInputPrice(uint eth_sold) external view returns(uint);\n function getEthToTokenOutputPrice(uint tokens_bought) external view returns(uint);\n function getTokenToEthInputPrice(uint tokens_sold) external view returns(uint);\n function getTokenToEthOutputPrice(uint eth_bought) external view returns(uint);\n function name() external view returns (bytes32);\n function symbol() external view returns (bytes32);\n function tokenAddress() external view returns(address);\n function totalSupply() external view returns(uint);\n\n // Transactions\n function setup(\n address token_addr\n ) external;\n function addLiquidity(\n uint min_liquidity, uint max_tokens, uint deadline\n ) external payable returns (uint);\n function removeLiquidity(\n uint amount, uint min_eth, uint min_tokens, uint deadline\n ) external returns (uint, uint);\n function ethToTokenSwapInput(\n uint min_tokens, uint deadline\n ) external payable returns (uint);\n function ethToTokenTransferInput(\n uint min_tokens, uint deadline, address recipient\n ) external payable returns(uint);\n function ethToTokenSwapOutput(\n uint tokens_bought, uint deadline\n ) external payable returns(uint);\n function ethToTokenTransferOutput(\n uint tokens_bought, uint deadline, address recipient\n ) external payable returns(uint);\n function tokenToEthSwapInput(\n uint tokens_sold, uint min_eth, uint deadline\n ) external returns(uint);\n function tokenToEthTransferInput(\n uint tokens_sold, uint min_eth, uint deadline, address recipient\n ) external returns(uint);\n function tokenToEthSwapOutput(\n uint eth_bought, uint max_tokens, uint deadline\n ) external returns(uint);\n function tokenToEthTransferOutput(\n uint eth_bought, uint max_tokens, uint deadline, address recipient\n ) external returns(uint);\n function tokenToTokenSwapInput(\n uint tokens_sold, uint min_tokens_bought, uint min_eth_bought, uint deadline, address token_addr\n ) external returns(uint);\n function tokenToTokenTransferInput(\n uint tokens_sold, uint min_tokens_bought, uint min_eth_bought, uint deadline, address recipient, address token_addr\n ) external returns(uint);\n function tokenToTokenSwapOutput(\n uint tokens_bought, uint max_tokens_sold, uint max_eth_sold, uint deadline, address token_addr\n ) external returns(uint);\n function tokenToTokenTransferOutput(\n uint tokens_bought, uint max_tokens_sold, uint max_eth_sold, uint deadline, address recipient, address token_addr\n ) external returns(uint);\n function tokenToExchangeSwapInput(\n uint tokens_sold, uint min_tokens_bought, uint min_eth_bought, uint deadline, address exchange_addr\n ) external returns(uint);\n function tokenToExchangeTransferInput(\n uint tokens_sold, uint min_tokens_bought, uint min_eth_bought, uint deadline, address recipient, address exchange_addr\n ) external returns(uint);\n function tokenToExchangeSwapOutput(\n uint tokens_bought, uint max_tokens_sold, uint max_eth_sold, uint deadline, address exchange_addr\n ) external returns(uint);\n function tokenToExchangeTransferOutput(\n uint tokens_bought, uint max_tokens_sold, uint max_eth_sold, uint deadline, address recipient, address exchange_addr\n ) external returns(uint);\n function transfer(\n address _to, uint _value\n ) external returns(bool);\n function transferFrom(\n address _from, address _to, uint _value\n ) external returns(bool);\n function approve(\n address _spender, uint _value\n ) external returns(bool);\n}\n", "sourcePath": "/home/circleci/repo/contracts/interfaces/IUniswapExchange.sol", "ast": { "absolutePath": "/home/circleci/repo/contracts/interfaces/IUniswapExchange.sol", "exportedSymbols": { "IUniswapExchange": [ 510 ] }, "id": 511, "nodeType": "SourceUnit", "nodes": [ { "id": 111, "literals": [ "solidity", "^", "0.5", ".0" ], "nodeType": "PragmaDirective", "src": "0:23:1" }, { "baseContracts": [], "contractDependencies": [], "contractKind": "interface", "documentation": null, "fullyImplemented": false, "id": 510, "linearizedBaseContracts": [ 510 ], "name": "IUniswapExchange", "nodeType": "ContractDefinition", "nodes": [ { "anonymous": false, "documentation": null, "id": 119, "name": "AddLiquidity", "nodeType": "EventDefinition", "parameters": { "id": 118, "nodeType": "ParameterList", "parameters": [ { "constant": false, "id": 113, "indexed": true, "name": "provider", "nodeType": "VariableDeclaration", "scope": 119, "src": "248:24:1", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 112, "name": "address", "nodeType": "ElementaryTypeName", "src": "248:7:1", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 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