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neg-risk-ctf-adapter

Contracts

  • The NegRiskAdapter provides an adapter interface for the Gnosis Conditional Tokens Framework (CTF) which allows users to convert collections of NO tokens in mutually-exclusive binary markets into a corresponding position of YES tokens and collateral. Notes.
  • The NegRiskOperator is designed to allow admin accounts to prepare questions and markets, as well as to integrate with resolution sources. Notes.
  • The Vault is a permmissioned vault for holding USDC and Yes tokens which are collected as fees from users who choose to convert NO positions, given a positive fee rate.
  • The NegRiskCtfExchange is a lightweight fork of Polymarket's exchange contract: (https://github.com/Polymarket/ctf-exchange)[https://github.com/Polymarket/ctf-exchange]. It is designed to be enable trading with Polymarket's CLOB in NegRisk markets.
  • The NegRiskFeeModule is a lightweight fork of Polymarket's fee module: (https://github.com/Polymarket/exchange-fee-module)[https://github.com/Polymarket/exchange-fee-module]. It is designed to be used with the NegRiskCtfExchange.
  • The WrappedCollateral contract is an ERC20 which wraps collateral (namely USDC) and which is used to collateralize all Neg Risk markets and positions.

Modules

  • MarketDataManager is a module managing market state. Each market's state is encapsulated in a single bytes32 MarketData value. Used by the NegRiskCtfAdapter. Notes.
  • Auth is a generic autorization module with multiple owners.

Libraries

  • CTHelpers is a library for working with the Gnosis Conditional Tokens Framework (CTF).
  • Helpers is an internal library for preparing arrays of values for use in the NegRiskAdapter.

Types

  • MarketData is an internal data type wrapping a bytes32 representing the state of a market.