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A smart contract that takes a flash loan and tries to earn money through cyclical exchange in uniswap pairs.

JavaScript 15.39% Solidity 84.61%

alchemy algotrade algotrading chainlink dai etherium flash-loan flash-loans smart-contract smart-contracts

flash-swap's Introduction

Solidity Flash Loans

Author: Igor Podtsepko ([email protected]).

Requirements

Before running the program, you need to install the required JS modules. Use the npm install to do this.

Running tests

Example of running tests:

$ npx hardhat test


  Flash swap test
    Borrowed tokens swapped on 842928549 wETH
    flashLoan.uniswapV2Call
        ✓ Swap maked: 842928549 wETH -> 165787095900 LINK
        ✓ Swap maked: 165787095900 LINK -> 977892379255 DAI
        ✓ Swap maked: 977892379255 DAI -> 824742285 wETH

        After a cyclic flash loan, 824742285 wETH remained
        Losses: 18186264 wETH
    ✔ An attempt of cyclic flash loan has been made (2551ms)


  1 passing (3s)

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