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Decentralized Stable Coin (DUSD)

It follows these Conditions

  1. (Relative stability) Anchored or pegged--> $1.00
    1. Chainlink price feed
    2. Set a function to exchange ETH&BTC-->$$
  2. Stability Mechanism-->Algorithmic(Decentralized)
    1. People can only mint stable coin with enough collatral(coded)
  3. Collateral :Exogenous(crypto)
    1. wETH
    2. wBTC

Contracts: DUSD.sol: The ERC20 implementation of Stable coin(DUSD) DUSDEngine.sol: This is the contract which controls the DUSD contract and maintain the collateral for it.

Foundry is a blazing fast, portable and modular toolkit for Ethereum application development written in Rust.

Foundry consists of:

  • Forge: Ethereum testing framework (like Truffle, Hardhat and DappTools).
  • Cast: Swiss army knife for interacting with EVM smart contracts, sending transactions and getting chain data.
  • Anvil: Local Ethereum node, akin to Ganache, Hardhat Network.
  • Chisel: Fast, utilitarian, and verbose solidity REPL.

Documentation

https://book.getfoundry.sh/

Usage

Build

$ forge build

Test

$ forge test

Format

$ forge fmt

Gas Snapshots

$ forge snapshot

Anvil

$ anvil

Deploy

$ forge script script/Counter.s.sol:CounterScript --rpc-url <your_rpc_url> --private-key <your_private_key>

Cast

$ cast <subcommand>

Help

$ forge --help
$ anvil --help
$ cast --help