1. In a truffle based project, add @chainsafe/truffle-plugin-abigen

npm i --save @chainsafe/truffle-plugin-abigen

2. then in truffle-config, add the plugin

  plugins: ["@chainsafe/truffle-plugin-abigen"],
  compilers: {
...

3. now you run truffle run abigen
4. then use the script i added in this repo, generate.js, the name field is the name of your contract
5. Find the generated go files in custom_contracts directory

getting the abigen version of defi contracts is a pain - but i already did it for you

aave, compound, plain erc20, uniswap, chainlink price feed

Example included shows how to watch for aave flashloans