Blockchain / Global / Address
Contract
0xf8cADE7aab1e16DCE864332201BB42f93CE3EcfD
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ProphecySettlementV2 Verified
- Compiler
- solc 0.8.30+commit.73712a01
- Language
- Solidity
- Optimization
- Yes, 50 runs
- EVM version
- cancun
- License
- —
- Verified
- 2026-10-12
contracts/ProphecySettlementV2.sol
and 31 more files
Solidity
// SPDX-License-Identifier: MIT
pragma solidity 0.8.30;
import { IProphecySettlementV2 } from "./interfaces/IProphecySettlementV2.sol";
import { IProphecyCore } from "./interfaces/IProphecyCore.sol";
import { IVenueRegistry } from "./interfaces/IVenueRegistry.sol";
import { UUPSUpgradeable } from "@openzeppelin/contracts-upgradeable/proxy/utils/UUPSUpgradeable.sol";
import { ReentrancyGuardUpgradeable } from "@openzeppelin/contracts-upgradeable/utils/ReentrancyGuardUpgradeable.sol";
import { Ownable2StepUpgradeable } from "@openzeppelin/contracts-upgradeable/access/Ownable2StepUpgradeable.sol";
import { IERC20 } from "@openzeppelin/contracts/token/ERC20/IERC20.sol";
import { SafeERC20 } from "@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol";
import { EnumerableSet } from "@openzeppelin/contracts/utils/structs/EnumerableSet.sol";
import { Math } from "@openzeppelin/contracts/utils/math/Math.sol";
interface IProphecyCoreBridgeV2 {
/// @notice v2 flat-snapshot bridge. No waterfall, no perWinningShare.
function prepareSettlement(
uint256 marketId
)
external
returns (
uint256 totalStakeSnapshot,
uint256 totalYesSharesSnapshot,
uint256 totalNoSharesSnapshot,
uint256 yesPoolSnapshot,
uint256 noPoolSnapshot,
uint256 totalLPSharesSnapshot,
uint8 outcome,
uint256 creatorRewardBps,
uint256 venueRewardBps
);
function claimTradeTimeFeesFor(
uint256 marketId,
address user
) external returns (uint256 fees);
function burnLPShares(
uint256 marketId,
address user
) external;
function burnTraderPosition(
uint256 marketId,
address user,
uint8 outcome
) external returns (uint256 userYes, uint256 userNo);
function lpShares(
uint256 marketId,
address user
) external view returns (uint256);
function owner() external view returns (address);
function venueGating() external view returns (IVenueRegistry);
function marketCreationVenueId(
uint256 marketId
) external view returns (uint256);
}
/// @title ProphecySettlementV2 - Post-resolution claim logic for complete-set markets.
/// @notice Flat redemption: winning tokens pay (1 - rake) stake; losing tokens pay 0.
/// LPs redeem pro-rata pool composition; voids apply snapshot prices.
/// Rake (creator + venue) carved from gross redemption; LPs receive no rake
/// share — their compensation is trade-time fees + directional pool exposure.
contract ProphecySettlementV2 is
IProphecySettlementV2,
UUPSUpgradeable,
ReentrancyGuardUpgradeable,
Ownable2StepUpgradeable
{
// Reserved leading gap; working state begins at slot 50.
uint256[50] private __gapLeading;
using SafeERC20 for IERC20;
using EnumerableSet for EnumerableSet.UintSet;
// =========================================================================
// Type Declarations
// =========================================================================
/// @dev v2 settlement data: flat snapshot + per-component rake pools (amounts, not bps).
struct SettlementData {
uint256 totalStake; // actual stake received by settlement (post-FOT if applicable)
uint256 totalYesShares; // trader-held YES at finalize
uint256 totalNoShares; // trader-held NO at finalize
uint256 yesPoolSnapshot; // LP-held YES at finalize
uint256 noPoolSnapshot; // LP-held NO at finalize
uint256 totalLPShares;
uint256 totalRakeBps; // sum of creator + venue bps (for event attribution / indexing)
uint256 creatorReward; // precomputed denominated amount
uint256 venueReward; // precomputed denominated amount
// Net payout rate per "gross token" in 1e18 precision. Combines:
// (a) FOT scaling: actualReceived / totalStake_original
// (b) Rake haircut: (10_000 - totalRakeBps) / 10_000
// Applied to every trader/LP gross payout: netPayout = mulDiv(grossPayout, netPayoutRate1e18, 1e18).
// No-FOT case: netPayoutRate1e18 = (10_000 - totalRakeBps) × 1e14.
uint256 netPayoutRate1e18;
address stakeToken;
uint8 outcome; // 0=NO, 1=YES, 2=VOIDED
bool finalized;
bool creatorClaimed;
bool venueClaimed;
}
// =========================================================================
// State Variables
// =========================================================================
IProphecyCoreBridgeV2 public prophecyCore;
mapping(uint256 => SettlementData) public settlement;
mapping(uint256 => mapping(address => bool)) public lpSettlementClaimed;
/// @dev venueId → set of marketIds with unclaimed venue rewards
mapping(uint256 => EnumerableSet.UintSet) private _outstandingVenueRewards;
// Custom errors are defined in IProphecySettlement
// =========================================================================
// Events
// =========================================================================
event LPSettlementClaimed(uint256 indexed marketId, address indexed provider, uint256 capitalReturn);
event LPFeeClaimed(uint256 indexed marketId, address indexed provider, uint256 amount);
event CreatorRewardClaimed(uint256 indexed marketId, address indexed creator, uint256 amount);
event VenueRewardClaimed(uint256 indexed marketId, address indexed venueOwner, uint256 amount);
// =========================================================================
// Constructor / Initializer
// =========================================================================
constructor() {
_disableInitializers();
}
function initialize(
address prophecyCoreAddr,
address owner
) public initializer {
if (prophecyCoreAddr == address(0)) revert ZeroAddress();
__UUPSUpgradeable_init();
__ReentrancyGuard_init();
__Ownable_init(owner);
prophecyCore = IProphecyCoreBridgeV2(prophecyCoreAddr);
}
function _authorizeUpgrade(
address
) internal override onlyOwner { }
// =========================================================================
// Finalization
// =========================================================================
/// @dev v2: pulls a flat snapshot from core, precomputes rake component amounts,
/// and caches everything for per-user claims to reference.
function _ensureFinalized(
uint256 marketId
) internal {
SettlementData storage st = settlement[marketId];
if (st.finalized) return;
(IProphecyCore.MarketCore memory core,) = IProphecyCore(address(prophecyCore)).getMarketCore(marketId);
st.stakeToken = core.stakeToken;
// Measure actual stake received (handles FOT tokens).
uint256 balBefore = _selfBalance(core.stakeToken);
(
uint256 totalStakeSnap,
uint256 totalYesSnap,
uint256 totalNoSnap,
uint256 yesPoolSnap,
uint256 noPoolSnap,
uint256 totalLPSharesSnap,
uint8 outcome,
uint256 creatorRewardBps,
uint256 venueRewardBps
) = prophecyCore.prepareSettlement(marketId);
uint256 actualReceived = _selfBalance(core.stakeToken) - balBefore;
// Preserve the pre-FOT totalStake for the denominator of the per-token redemption rate.
// User positions (totalYesShares, yesPoolSnap, etc.) sum to `totalStakeOriginal`; the
// contract only actually received `actualReceived`. The rate below reconciles the two.
uint256 totalStakeOriginal = totalStakeSnap;
if (actualReceived < totalStakeSnap && totalStakeSnap > 0) {
totalStakeSnap = actualReceived;
}
// 2-way settlement rake: creator + venue. LP compensation is trade-time fee
// accumulator + directional pool exposure — no rake share. Venue absorbs the
// three-way-split residue (now just a two-way split, still closes exactly).
uint256 totalRakeBps = creatorRewardBps + venueRewardBps;
uint256 rakePool = (totalStakeSnap * totalRakeBps) / 10_000;
uint256 creatorReward = totalRakeBps == 0 ? 0 : (rakePool * creatorRewardBps) / totalRakeBps;
uint256 venueReward = rakePool - creatorReward;
st.totalStake = totalStakeSnap;
st.totalYesShares = totalYesSnap;
st.totalNoShares = totalNoSnap;
st.yesPoolSnapshot = yesPoolSnap;
st.noPoolSnapshot = noPoolSnap;
st.totalLPShares = totalLPSharesSnap;
st.totalRakeBps = totalRakeBps;
st.creatorReward = creatorReward;
st.venueReward = venueReward;
st.outcome = outcome;
// Per-token net redemption rate: combines FOT scaling and rake haircut in one 1e18 factor.
// No-FOT case: totalStakeSnap == totalStakeOriginal, so this simplifies to
// (10_000 − rakeBps) × 1e18 / 10_000.
// FOT case: additionally scaled by actualReceived / totalStakeOriginal.
if (totalStakeOriginal > 0) {
st.netPayoutRate1e18 =
Math.mulDiv(totalStakeSnap * (10_000 - totalRakeBps), 1e18, totalStakeOriginal * 10_000);
}
st.finalized = true;
if (venueReward > 0) {
uint256 creationVenueId = prophecyCore.marketCreationVenueId(marketId);
_outstandingVenueRewards[creationVenueId].add(marketId);
}
}
/// @inheritdoc IProphecySettlementV2
// solhint-disable-next-line ordering
function finalizeMarket(
uint256 marketId
) external override nonReentrant {
_ensureFinalized(marketId);
}
// =========================================================================
// Claim Functions
// =========================================================================
/// @inheritdoc IProphecySettlementV2
/// @dev v2 trader claim: flat 1:1 per winning token, minus rake haircut.
/// Void: snapshot-price-weighted redemption per token side.
function claimSettlement(
uint256 marketId
) external override nonReentrant returns (uint256 payout) {
_ensureFinalized(marketId);
SettlementData storage st = settlement[marketId];
uint8 outcome = st.outcome;
(uint256 userYes, uint256 userNo) = prophecyCore.burnTraderPosition(marketId, msg.sender, outcome);
uint256 grossPayout;
if (outcome == 2) {
// VOID: each token redeems at snapshot market value.
if (userYes == 0 && userNo == 0) revert NothingToClaim();
uint256 poolSnap = st.yesPoolSnapshot + st.noPoolSnapshot;
if (poolSnap > 0) {
grossPayout = Math.mulDiv(userYes, st.noPoolSnapshot, poolSnap)
+ Math.mulDiv(userNo, st.yesPoolSnapshot, poolSnap);
} else {
// Pool fully drained before void (all LPs removed, mintComplete added stake).
// No market-implied price available → 50/50 split.
grossPayout = (userYes + userNo) / 2;
}
} else {
// RESOLVED: winning token = 1 stake gross.
// Losing-side-only holders may still claim (payout = 0) so that their
// position state is cleaned up on core. Only revert when the caller has
// nothing at all — otherwise `totalYesShares`/`totalNoShares` would
// permanently carry losing-side balances for anyone who never bothers
// to claim a zero-payout position.
if (userYes == 0 && userNo == 0) revert NothingToClaim();
grossPayout = outcome == 1 ? userYes : userNo;
}
// Apply the combined FOT-scaling + rake-haircut rate in a single mulDiv.
payout = Math.mulDiv(grossPayout, st.netPayoutRate1e18, 1e18);
if (payout > 0) {
_getStakeTokenAndPay(marketId, msg.sender, payout);
}
emit IProphecyCore.WinningsClaimed(marketId, msg.sender, payout);
}
/// @inheritdoc IProphecySettlementV2
/// @dev v2 LP claim: LP takes directional risk.
/// Capital return = pro-rata pool composition redeemed at outcome value, minus rake haircut.
/// Trade-time fees = v1 accumulator payout (unchanged mechanic).
function claimLPSettlement(
uint256 marketId
) external override nonReentrant returns (uint256 capitalReturn) {
_ensureFinalized(marketId);
if (lpSettlementClaimed[marketId][msg.sender]) revert AlreadyClaimed();
if (prophecyCore.lpShares(marketId, msg.sender) == 0) revert NoLPShares();
SettlementData storage st = settlement[marketId];
// Claim trade-time fees via core accumulator (FOT-safe via balance-before-after).
uint256 balBefore = _selfBalance(st.stakeToken);
uint256 declaredFees = prophecyCore.claimTradeTimeFeesFor(marketId, msg.sender);
uint256 tradeTimeFees = declaredFees > 0 ? _selfBalance(st.stakeToken) - balBefore : 0;
uint256 userShares = prophecyCore.lpShares(marketId, msg.sender);
uint256 totalShares = st.totalLPShares;
// Compute LP's pro-rata pool slice.
uint256 userYesHeld = (st.yesPoolSnapshot * userShares) / totalShares;
uint256 userNoHeld = (st.noPoolSnapshot * userShares) / totalShares;
uint256 grossCapital;
uint8 outcome = st.outcome;
if (outcome == 1) {
// YES wins: YES pool tokens redeem 1:1, NO tokens → 0.
grossCapital = userYesHeld;
} else if (outcome == 0) {
grossCapital = userNoHeld;
} else {
// Void: snapshot-price-weighted; 50/50 fallback if pool was fully drained.
uint256 poolSnap = st.yesPoolSnapshot + st.noPoolSnapshot;
if (poolSnap > 0) {
grossCapital = Math.mulDiv(userYesHeld, st.noPoolSnapshot, poolSnap)
+ Math.mulDiv(userNoHeld, st.yesPoolSnapshot, poolSnap);
} else {
grossCapital = (userYesHeld + userNoHeld) / 2;
}
}
capitalReturn = Math.mulDiv(grossCapital, st.netPayoutRate1e18, 1e18);
lpSettlementClaimed[marketId][msg.sender] = true;
prophecyCore.burnLPShares(marketId, msg.sender);
uint256 totalPayout = capitalReturn + tradeTimeFees;
if (totalPayout > 0) {
_getStakeTokenAndPay(marketId, msg.sender, totalPayout);
}
if (tradeTimeFees > 0) {
emit LPFeeClaimed(marketId, msg.sender, tradeTimeFees);
}
emit LPSettlementClaimed(marketId, msg.sender, capitalReturn);
}
/// @inheritdoc IProphecySettlementV2
function claimCreatorReward(
uint256 marketId
) external override nonReentrant returns (uint256 amount) {
_ensureFinalized(marketId);
SettlementData storage st = settlement[marketId];
if (st.creatorClaimed) revert AlreadyClaimed();
// Get creator from ProphecyCore (auth check only)
(IProphecyCore.MarketCore memory core,) = IProphecyCore(address(prophecyCore)).getMarketCore(marketId);
if (msg.sender != core.creator) revert NotCreator();
st.creatorClaimed = true;
amount = st.creatorReward;
if (amount > 0) {
_getStakeTokenAndPay(marketId, msg.sender, amount);
}
emit CreatorRewardClaimed(marketId, msg.sender, amount);
}
/// @inheritdoc IProphecySettlementV2
function claimVenueReward(
uint256 marketId
) external override nonReentrant returns (uint256 amount) {
_ensureFinalized(marketId);
SettlementData storage st = settlement[marketId];
if (st.venueClaimed) revert AlreadyClaimed();
uint256 creationVenueId = prophecyCore.marketCreationVenueId(marketId);
IVenueRegistry vg = prophecyCore.venueGating();
address venueOwner = vg.getVenueOwner(creationVenueId);
if (msg.sender != venueOwner) revert NotVenueOwner();
st.venueClaimed = true;
_outstandingVenueRewards[creationVenueId].remove(marketId);
amount = st.venueReward;
if (amount > 0) {
_getStakeTokenAndPay(marketId, msg.sender, amount);
}
emit VenueRewardClaimed(marketId, msg.sender, amount);
}
/// @notice Claim all outstanding venue rewards for the caller's venue.
/// @param venueId The venue to claim rewards for.
function claimVenueRewards(
uint256 venueId
) external nonReentrant returns (uint256 totalAmount) {
IVenueRegistry vg = prophecyCore.venueGating();
if (msg.sender != vg.getVenueOwner(venueId)) revert NotVenueOwner();
EnumerableSet.UintSet storage outstanding = _outstandingVenueRewards[venueId];
uint256 length = outstanding.length();
for (uint256 i = length; i > 0; i--) {
uint256 marketId = outstanding.at(i - 1);
_ensureFinalized(marketId);
SettlementData storage st = settlement[marketId];
st.venueClaimed = true;
uint256 amount = st.venueReward;
outstanding.remove(marketId);
if (amount > 0) {
_getStakeTokenAndPay(marketId, msg.sender, amount);
totalAmount += amount;
}
emit VenueRewardClaimed(marketId, msg.sender, amount);
}
}
/// @notice Get all market IDs with unclaimed venue rewards for a venue.
function getOutstandingVenueRewards(
uint256 venueId
) external view returns (uint256[] memory) {
return _outstandingVenueRewards[venueId].values();
}
// =========================================================================
// Internal Helpers
// =========================================================================
function _selfBalance(
address stakeToken
) internal view returns (uint256) {
if (stakeToken == address(0)) {
return address(this).balance;
}
return IERC20(stakeToken).balanceOf(address(this));
}
function _getStakeTokenAndPay(
uint256 marketId,
address to,
uint256 amount
) internal {
_payout(to, settlement[marketId].stakeToken, amount);
}
function _payout(
address to,
address stakeToken,
uint256 amount
) internal {
if (stakeToken == address(0)) {
(bool sent,) = to.call{ value: amount }("");
if (!sent) revert PaymentFailed();
} else {
IERC20(stakeToken).safeTransfer(to, amount);
}
}
/// @notice Accept native token transfers (settlement funds from ProphecyCore).
receive() external payable { }
// =========================================================================
// Storage Gap
// =========================================================================
uint256[49] private __gap;
}
Other files
contracts/interfaces/IModerationStrategy.sol
// SPDX-License-Identifier: MIT pragma solidity 0.8.30; /// @title IModerationStrategy /// @notice Interface for pluggable event moderation strategies. /// Implementations are notified when an event is created and must call back /// `ProphecyCore.approveEvent()` or `ProphecyCore.rejectEvent()`. interface IModerationStrategy { /// @notice Called by ProphecyCore when a new event is created while moderation is active. /// @param eventId The ProphecyCore event ID. /// @param name The event name (the question being moderated). /// @param eventContext ABI-encoded context for moderation (e.g. resolution prompt + string options). /// @dev msg.value contains the moderation deposit to be forwarded to the agent platform. function onEventCreated( uint256 eventId, string calldata name, bytes calldata eventContext ) external payable; /// @notice Returns the cost required for moderation. /// @return The moderation cost in wei that must be sent with onEventCreated(). function getModerationCost() external view returns (uint256); }contracts/interfaces/IProphecyCore.sol
// SPDX-License-Identifier: MIT pragma solidity 0.8.30; import { IProphecySettlement } from "./IProphecySettlement.sol"; import { IVenueRegistry } from "./IVenueRegistry.sol"; import { IModerationStrategy } from "./IModerationStrategy.sol"; enum ResolverType { NONE, ON_CHAIN, AI, CREATOR, MULTI_OUTCOME } /// @notice Moderation status for a market. enum ModerationStatus { None, // 0 — no moderation required (default, backwards-compatible) Pending, // 1 — awaiting moderation decision, not yet tradeable Approved, // 2 — moderation passed, tradeable Rejected // 3 — moderation failed, market voided, permanently untradeable } /// @notice Lifecycle status for a market. enum MarketStatus { PENDING, // 0 — pre-market tasks incomplete ACTIVE, // 1 — tasks complete, trading open (or ready to open) CLOSED, // 2 — trading window ended, awaiting resolution RESOLVED, // 3 — outcome determined (YES/NO) VOIDED, // 4 — voided (outcome=2) SETTLED // 5 — settlement finalized } /// @notice Trade action IDs used in the TradePermit EIP-712 signature. enum TradeAction { BUY_YES, // 0 BUY_NO, // 1 SELL_YES, // 2 SELL_NO, // 3 ADD_LIQUIDITY, // 4 REMOVE_LIQUIDITY, // 5 ADD_LIQUIDITY_FROM_SHARES, // 6 REMOVE_LIQUIDITY_TO_SHARES // 7 } /// @title IProphecyCore /// @notice Interface for the core Prophecy CPMM prediction market contract. /// Handles market registration, trading, liquidity provision, and settlement preparation. interface IProphecyCore { // ========================================================================= // Structs // ========================================================================= /// @notice Core on-chain state for a single binary prediction market. struct MarketCore { uint256 tradingStartTs; uint256 tradingEndTs; uint256 resolutionStartTs; uint256 resolutionEndTs; address creator; address resolver; // market implementation (registering contract) address stakeToken; // address(0) native bool resolved; uint8 outcome; // 0=NO, 1=YES, 2=VOIDED uint256 totalYesShares; uint256 totalNoShares; uint256 totalShares; // sum of the above uint256 participantCount; // unique traders (holding any shares or traded at least once) uint256 initialLiquidityBase; // initial liquidity in base units (wei for native token) uint256 feeBps; // per-market LP trading fee in basis points (locked at creation from protocol) } /// @notice A user's share position in a market. struct SharePosition { uint256 yes; uint256 no; bool claimed; } /// @notice Parameters for registering a new market via a resolver contract. /// @dev Venue signature verification is handled by the calling resolver, not ProphecyCore. /// venueSignature and deadline are kept for frontend compatibility but ignored by ProphecyCore. struct MarketRegistrationParams { string name; uint256 venueId; bytes venueSignature; address creator; address stakeToken; uint256 tradingStartTs; uint256 tradingEndTs; uint256 resolutionStartTs; uint256 resolutionEndTs; uint256 initialLiquidityBase; uint8 noMatchOutcome; // 0=NO, 2=VOIDED - what happens if no resolution event uint8 resolverType; // must match the resolver's ResolverType (1=ON_CHAIN, 2=AI, 3=CREATOR) uint256 deadline; } // ========================================================================= // Events // ========================================================================= event MarketEventCreated(uint256 indexed eventId, string name, address indexed resolver); event MarketRegistered( uint256 indexed marketId, address indexed creator, address stakeToken, string name, uint256 venueId, uint256 openTs, uint256 closeTs, uint256 resolutionStartTs, uint256 resolutionEndTs, uint256 initialLiquidity, address resolverOrigin, ResolverType resolverType ); event MarketRegisteredV2( uint256 indexed marketId, address indexed creator, address stakeToken, string name, uint256 venueId, uint256 openTs, uint256 closeTs, uint256 resolutionStartTs, uint256 resolutionEndTs, uint256 initialLiquidity, address resolverOrigin, ResolverType resolverType, uint256 indexed eventId ); event MarketResolved(uint256 indexed marketId, uint8 outcome); event MarketNameGenerated(uint256 indexed marketId, string generatedName); event MarketComputedNameSet(uint256 indexed marketId, string computedName); event EventNameGenerated(uint256 indexed eventId, string generatedName); event WinningsClaimed(uint256 indexed marketId, address indexed user, uint256 payout); // CPMM specific event Trade( uint256 indexed marketId, address indexed trader, bool indexed sideYes, bool isBuy, uint256 tokenAmount, uint256 shareAmount, uint256 fee ); /// @notice Emitted after every trade with updated raw pool reserves. event PriceChange(uint256 indexed marketId, uint256 yesPool, uint256 noPool); event MarketRegistrationRejected(uint256 indexed venueId, address indexed creator, string reason); event VenueTradeFeeClaimed(uint256 indexed venueId, address indexed owner, address stakeToken, uint256 amount); event ModerationStrategySet(address indexed strategy); event EventPendingModeration(uint256 indexed eventId, address indexed strategy); event EventModerationApproved(uint256 indexed eventId); event EventModerationRejected(uint256 indexed eventId, string reason); // Pre-market readiness events event EventTaskCompleted(uint256 indexed eventId, uint256 taskBit); event EventReady(uint256 indexed eventId); event EventTaskDeadlineExpired(uint256 indexed eventId); // Market lifecycle events event MarketStatusChanged(uint256 indexed marketId, MarketStatus indexed status); // Agent cost events event LLMInferenceCostPerAgentSet(uint256 cost); event WebFetchCostPerAgentSet(uint256 cost); event ModerationCommitteeSizeSet(uint256 size); // ========================================================================= // Custom Errors // ========================================================================= /// @notice Thrown when the caller is not a whitelisted resolver contract. error NotResolver(); /// @notice Thrown when the caller is not the settlement contract. error NotSettlement(); /// @notice Thrown when the supplied market ID does not correspond to an existing market. error MarketNotFound(); /// @notice Thrown when a native-token operation is called with msg.value == 0. error NoValueSent(); /// @notice Thrown when a required amount parameter is zero. error ZeroAmount(); /// @notice Thrown when a required address parameter is the zero address. error ZeroAddress(); /// @notice Thrown when a native token transfer fails. error TransferFailed(); /// @notice Thrown when the market name is an empty string. error EmptyName(); /// @notice Thrown when tradingStartTs is not in the future. error TradingStartInPast(); /// @notice Thrown when tradingEndTs <= tradingStartTs. error InvalidTradingWindow(); /// @notice Thrown when resolutionStartTs < tradingEndTs. error InvalidResolutionStart(); /// @notice Thrown when resolutionEndTs <= resolutionStartTs. error InvalidResolutionEnd(); /// @notice Thrown when the resolution window is shorter than the minimum. error ResolutionWindowTooShort(); /// @notice Thrown when an EIP-712 permit has expired. error PermitExpired(); /// @notice Thrown when noMatchOutcome is neither 0 (NO) nor 2 (VOIDED). error InvalidNoMatchOutcome(); /// @notice Thrown when msg.value does not match the required initial liquidity for native-token markets. error IncorrectValue(); /// @notice Thrown when msg.value > 0 for an ERC20-staked operation. error NativeNotExpected(); /// @notice Thrown when the sum of creator + LP + venue reward rates exceeds 100 %. error ExcessiveRake(); /// @notice Thrown when the pool has not been initialized (both reserves are zero). error PoolNotInitialized(); /// @notice Thrown when a liquidity deposit is too small to mint any LP shares. error DepositTooSmall(); /// @notice Thrown when the output amount or shares fall below the caller's minimum. error SlippageExceeded(); /// @notice Thrown on a buy whose effective price (amountIn / sharesOut) exceeds 1. /// @dev Each winning share redeems for at most 1 stake (minus rake), so paying /// more than 1 stake per share is objectively irrational regardless of /// outcome prediction. Catches the thin-pool footgun where fees and /// slippage combine to push the per-share cost above par. See review #10. error EffectivePriceAbovePar(); /// @notice Thrown when the caller does not hold enough shares or LP tokens. error InsufficientBalance(); /// @notice Thrown when reducing extracted collateral would underflow. error ExtractedCollateralUnderflow(); /// @notice Thrown when an operation is attempted on an already-finalized market. error MarketFinalized(); /// @notice Thrown when there are no LP shares, so no liquidity exists for trading. error NoLiquidity(); /// @notice Thrown when the combined LP + venue fee exceeds the caller's maxFeeBps. error ExcessiveFees(); /// @notice Thrown when trading is attempted outside the trading window. error MarketClosed(); /// @notice Thrown when an action requires the market to be resolved but it is not. error NotResolved(); /// @notice Thrown when the settlement contract address has not been configured. error SettlementNotSet(); /// @notice Thrown when a user attempts to claim winnings that have already been claimed. error AlreadyClaimed(); /// @notice Thrown when amountIn is non-zero for a native-token buy (should use msg.value). error UnexpectedAmountParam(); /// @notice Thrown when a payout transfer to the recipient fails. error PayoutFailed(); /// @notice Thrown when the resolverType in params does not match the resolver's registered type. error ResolverTypeMismatch(); /// @notice Thrown when the supplied eventId does not exist. error EventNotFound(); /// @notice Thrown when the caller is not the resolver that created the event. error EventResolverMismatch(); /// @notice Thrown when there are no pending fees or rewards to claim. error NothingToClaim(); /// @notice Thrown when the caller is not the venue owner. error NotVenueOwner(); /// @notice Thrown when the caller is not the moderation strategy. error NotModerator(); /// @notice Thrown when a market's event is pending moderation or rejected. error EventNotApproved(); /// @notice Thrown when the event's pre-market task deadline has expired. error EventDeadlineExpired(); /// @notice Thrown when the event's pre-market tasks are not yet complete. error EventNotReady(); /// @notice Thrown when trying to void an event that is already ready. error EventAlreadyReady(); /// @notice Thrown when trying to void an event whose deadline has not expired. error DeadlineNotExpired(); /// @notice Thrown when setting a deadline that is not in the future. error DeadlineInPast(); /// @notice Thrown when a moderation action targets a non-pending market. error NotPendingModeration(); // ========================================================================= // Market Registration // ========================================================================= /// @notice Called by a whitelisted resolver to register a new prediction market. /// @param params The market registration parameters including name, timing, and stake token. /// @param resolver The address of the resolver contract that will determine the outcome. /// @return marketId The unique identifier assigned to the newly created market. /// @dev Reverts with `EmptyName` if `params.name` is empty. /// @dev Reverts with `TradingStartInPast` if `params.tradingStartTs <= block.timestamp`. /// @dev Reverts with `InvalidTradingWindow` if `params.tradingEndTs <= params.tradingStartTs`. /// @dev Reverts with `InvalidResolutionStart` if `params.resolutionStartTs < params.tradingEndTs`. /// @dev Reverts with `InvalidResolutionEnd` if `params.resolutionEndTs <= params.resolutionStartTs`. /// @dev Reverts with `InvalidNoMatchOutcome` if `params.noMatchOutcome` is not 0 or 2. /// @dev Reverts with `IncorrectValue` if native-token msg.value does not match initial liquidity. /// @dev Reverts with `NativeNotExpected` if msg.value > 0 for an ERC20-staked market. /// @dev Reverts with `ExcessiveRake` if creator + LP + venue reward rates exceed 100 %. /// @dev Reverts with "Venue inactive" if the venue is not active. /// @dev Reverts with "Invalid signature" if the venue permit signature is invalid. function registerMarket( MarketRegistrationParams calldata params, address resolver, address resolverOrigin, uint256 eventId, bytes calldata eventContext ) external payable returns (uint256); /// @notice Create a new market event. Only callable by whitelisted resolvers. /// @param name Human-readable name for the event (the "question"). /// @param eventContext ABI-encoded context for name generation and moderation. /// @return eventId The unique identifier assigned to the newly created event. /// @dev If moderation is enabled, msg.value is forwarded as the moderation deposit. function createMarketEvent( string calldata name, bytes calldata eventContext ) external payable returns (uint256 eventId); /// @notice Return all market IDs belonging to an event. /// @param eventId The event to query. /// @return marketIds The array of market IDs in the event. function getEventMarkets( uint256 eventId ) external view returns (uint256[] memory marketIds); // ========================================================================= // CPMM Trading // ========================================================================= /// @notice Buy YES shares by depositing tokens into the pool. /// @param marketId The market to trade on. /// @param amountIn Token amount to spend (ignored for native-token markets; use msg.value). /// @param minSharesOut Minimum shares to receive (slippage protection). /// @param maxFeeBps Maximum acceptable total fee in basis points. /// @param venueId Venue through which the trade is routed. /// @param signature EIP-712 trade permit signed by the venue signer. /// @return sharesOut The number of YES shares received. /// @dev Reverts with `MarketNotFound` if the market does not exist. /// @dev Reverts with `MarketClosed` if trading is outside the open window. /// @dev Reverts with `MarketFinalized` if the market has been finalized. /// @dev Reverts with `ZeroAmount` if the effective amount is zero. /// @dev Reverts with `NoLiquidity` if there are no LP shares. /// @dev Reverts with `ExcessiveFees` if LP + venue fee exceeds `maxFeeBps`. /// @dev Reverts with `SlippageExceeded` if `sharesOut < minSharesOut`. /// @dev Reverts with `NoValueSent` if native-token market and msg.value == 0. /// @dev Reverts with `NativeNotExpected` if ERC20 market and msg.value > 0. /// @dev Reverts with `PayoutFailed` if the venue fee transfer fails. /// @dev Reverts with "Venue inactive" if the venue is not active. /// @dev Reverts with "Invalid signature" if the trade permit is invalid. function buyYes( uint256 marketId, uint256 amountIn, uint256 minSharesOut, uint256 maxFeeBps, uint256 venueId, uint256 deadline, bytes calldata signature ) external payable returns (uint256 sharesOut); /// @notice Buy NO shares by depositing tokens into the pool. /// @param marketId The market to trade on. /// @param amountIn Token amount to spend (ignored for native-token markets; use msg.value). /// @param minSharesOut Minimum shares to receive (slippage protection). /// @param maxFeeBps Maximum acceptable total fee in basis points. /// @param venueId Venue through which the trade is routed. /// @param signature EIP-712 trade permit signed by the venue signer. /// @return sharesOut The number of NO shares received. /// @dev Reverts with `MarketNotFound` if the market does not exist. /// @dev Reverts with `MarketClosed` if trading is outside the open window. /// @dev Reverts with `MarketFinalized` if the market has been finalized. /// @dev Reverts with `ZeroAmount` if the effective amount is zero. /// @dev Reverts with `NoLiquidity` if there are no LP shares. /// @dev Reverts with `ExcessiveFees` if LP + venue fee exceeds `maxFeeBps`. /// @dev Reverts with `SlippageExceeded` if `sharesOut < minSharesOut`. /// @dev Reverts with `NoValueSent` if native-token market and msg.value == 0. /// @dev Reverts with `NativeNotExpected` if ERC20 market and msg.value > 0. /// @dev Reverts with `PayoutFailed` if the venue fee transfer fails. /// @dev Reverts with "Venue inactive" if the venue is not active. /// @dev Reverts with "Invalid signature" if the trade permit is invalid. function buyNo( uint256 marketId, uint256 amountIn, uint256 minSharesOut, uint256 maxFeeBps, uint256 venueId, uint256 deadline, bytes calldata signature ) external payable returns (uint256 sharesOut); /// @notice Sell YES shares to withdraw tokens from the pool. /// @param marketId The market to trade on. /// @param sharesIn Number of YES shares to sell. /// @param minAmountOut Minimum token amount to receive (slippage protection). /// @param maxFeeBps Maximum acceptable total fee in basis points. /// @param venueId Venue through which the trade is routed. /// @param signature EIP-712 trade permit signed by the venue signer. /// @return amountOut The token amount received after fees. /// @dev Reverts with `MarketNotFound` if the market does not exist. /// @dev Reverts with `MarketClosed` if trading is outside the open window. /// @dev Reverts with `MarketFinalized` if the market has been finalized. /// @dev Reverts with `ZeroAmount` if sharesIn is zero. /// @dev Reverts with `NoLiquidity` if there are no LP shares. /// @dev Reverts with `InsufficientBalance` if the caller does not hold enough YES shares. /// @dev Reverts with `ExcessiveFees` if LP + venue fee exceeds `maxFeeBps`. /// @dev Reverts with `SlippageExceeded` if `amountOut < minAmountOut`. /// @dev Reverts with "Venue inactive" if the venue is not active. /// @dev Reverts with "Invalid signature" if the trade permit is invalid. function sellYes( uint256 marketId, uint256 sharesIn, uint256 minAmountOut, uint256 maxFeeBps, uint256 venueId, uint256 deadline, bytes calldata signature ) external returns (uint256 amountOut); /// @notice Sell NO shares to withdraw tokens from the pool. /// @param marketId The market to trade on. /// @param sharesIn Number of NO shares to sell. /// @param minAmountOut Minimum token amount to receive (slippage protection). /// @param maxFeeBps Maximum acceptable total fee in basis points. /// @param venueId Venue through which the trade is routed. /// @param signature EIP-712 trade permit signed by the venue signer. /// @return amountOut The token amount received after fees. /// @dev Reverts with `MarketNotFound` if the market does not exist. /// @dev Reverts with `MarketClosed` if trading is outside the open window. /// @dev Reverts with `MarketFinalized` if the market has been finalized. /// @dev Reverts with `ZeroAmount` if sharesIn is zero. /// @dev Reverts with `NoLiquidity` if there are no LP shares. /// @dev Reverts with `InsufficientBalance` if the caller does not hold enough NO shares. /// @dev Reverts with `ExcessiveFees` if LP + venue fee exceeds `maxFeeBps`. /// @dev Reverts with `SlippageExceeded` if `amountOut < minAmountOut`. /// @dev Reverts with "Venue inactive" if the venue is not active. /// @dev Reverts with "Invalid signature" if the trade permit is invalid. function sellNo( uint256 marketId, uint256 sharesIn, uint256 minAmountOut, uint256 maxFeeBps, uint256 venueId, uint256 deadline, bytes calldata signature ) external returns (uint256 amountOut); // ========================================================================= // Liquidity // ========================================================================= /// @notice Add liquidity from stake tokens. Mints LP shares proportional to the deposit. /// @param marketId The market to add liquidity to. /// @param amountIn Token amount to deposit (ignored for native-token markets; use msg.value). /// @param minLpSharesOut Minimum LP shares to receive (slippage protection). /// @param venueId Venue for trade permit verification. /// @param signature EIP-712 trade permit signed by the venue signer. /// @return lpSharesMinted The number of LP shares minted. /// @dev Reverts with `MarketNotFound` if the market does not exist. /// @dev Reverts with `MarketClosed` if the market is outside the trading window. /// @dev Reverts with `MarketFinalized` if the market has been finalized. /// @dev Reverts with `ZeroAmount` if the effective amount is zero. /// @dev Reverts with `PoolNotInitialized` if the pool has no reserves. /// @dev Reverts with `DepositTooSmall` if no LP shares would be minted. /// @dev Reverts with `SlippageExceeded` if `lpSharesMinted < minLpSharesOut`. /// @dev Reverts with `NoValueSent` if native-token market and msg.value == 0. /// @dev Reverts with `NativeNotExpected` if ERC20 market and msg.value > 0. /// @dev Reverts with "Venue inactive" if the venue is not active. /// @dev Reverts with "Invalid signature" if the trade permit is invalid. function addLiquidity( uint256 marketId, uint256 amountIn, uint256 minLpSharesOut, uint256 venueId, uint256 deadline, bytes calldata signature ) external payable returns (uint256 lpSharesMinted); /// @notice Remove liquidity to receive stake tokens back. Burns LP shares. /// @param marketId The market to remove liquidity from. /// @param lpSharesAmount Number of LP shares to burn. /// @param minAmountOut Minimum token amount to receive (slippage protection). /// @param venueId Venue for trade permit verification. /// @param signature EIP-712 trade permit signed by the venue signer. /// @return amountOut The token amount withdrawn. /// @dev Reverts with `MarketNotFound` if the market does not exist. /// @dev Reverts with `MarketClosed` if the market is outside the trading window. /// @dev Reverts with `MarketFinalized` if the market has been finalized. /// @dev Reverts with `ZeroAmount` if lpSharesAmount is zero. /// @dev Reverts with `InsufficientBalance` if the caller does not hold enough LP shares. /// @dev Reverts with `SlippageExceeded` if `amountOut < minAmountOut`. /// @dev Reverts with "Venue inactive" if the venue is not active. /// @dev Reverts with "Invalid signature" if the trade permit is invalid. function removeLiquidity( uint256 marketId, uint256 lpSharesAmount, uint256 minAmountOut, uint256 venueId, uint256 deadline, bytes calldata signature ) external returns (uint256 amountOut); /// @notice Add liquidity by converting YES+NO share pairs into LP shares. /// @param marketId The market to add liquidity to. /// @param amount Number of share pairs to convert (1 pair = 1 YES + 1 NO). /// @param minLpSharesOut Minimum LP shares to receive (slippage protection). /// @param venueId Venue for trade permit verification. /// @param deadline EIP-712 permit deadline (0 = no deadline). /// @param signature EIP-712 trade permit signed by the venue signer. /// @return lpSharesMinted The number of LP shares minted. function addLiquidityFromShares( uint256 marketId, uint256 amount, uint256 minLpSharesOut, uint256 venueId, uint256 deadline, bytes calldata signature ) external returns (uint256 lpSharesMinted); /// @notice Remove liquidity to receive YES and NO shares instead of stake tokens. /// @param marketId The market to remove liquidity from. /// @param lpSharesAmount Number of LP shares to burn. /// @param minYesOut Minimum YES shares to receive (slippage protection). /// @param minNoOut Minimum NO shares to receive (slippage protection). /// @param venueId Venue for trade permit verification. /// @param deadline EIP-712 permit deadline (0 = no deadline). /// @param signature EIP-712 trade permit signed by the venue signer. /// @return yesOut The number of YES shares received. /// @return noOut The number of NO shares received. function removeLiquidityToShares( uint256 marketId, uint256 lpSharesAmount, uint256 minYesOut, uint256 minNoOut, uint256 venueId, uint256 deadline, bytes calldata signature ) external returns (uint256 yesOut, uint256 noOut); // ========================================================================= // Quote Helpers // ========================================================================= /// @notice Simulate a buy without executing it. /// @param marketId The market to quote. /// @param amountIn Token amount to spend. /// @param yesSide True to quote YES shares, false for NO. /// @param venueId Venue whose fee rate is included in the calculation. /// @return sharesOut Estimated shares received. /// @return fee Total fee that would be deducted. function quoteBuy( uint256 marketId, uint256 amountIn, bool yesSide, uint256 venueId ) external view returns (uint256 sharesOut, uint256 fee); /// @notice Simulate a sell without executing it. /// @param marketId The market to quote. /// @param sharesIn Number of shares to sell. /// @param yesSide True to quote selling YES shares, false for NO. /// @param venueId Venue whose fee rate is included in the calculation. /// @return amountOutNet Estimated token amount after fees. /// @return fee Total fee that would be deducted. function quoteSell( uint256 marketId, uint256 sharesIn, bool yesSide, uint256 venueId ) external view returns (uint256 amountOutNet, uint256 fee); // ========================================================================= // Views // ========================================================================= /// @notice Return core state and name for a market. Lazily resolves if the resolution window has passed. /// @param marketId The market to query. /// @return core The market's core state struct. /// @return name The market's human-readable name. /// @dev Reverts with `MarketNotFound` if the market does not exist. function getMarketCore( uint256 marketId ) external view returns (MarketCore memory core, string memory name); /// @notice Return a user's YES/NO share position for a market. /// @param marketId The market to query. /// @param user The address to look up. /// @return position The user's share position. function getUserPosition( uint256 marketId, address user ) external view returns (SharePosition memory position); /// @notice Return the current YES and NO pool reserves for a market. /// @param marketId The market to query. /// @return yesPool The current YES pool reserve. /// @return noPool The current NO pool reserve. function getCurrentReserves( uint256 marketId ) external view returns (uint256 yesPool, uint256 noPool); /// @notice Claim accrued venue trading fees (pull pattern). /// @param venueId The venue whose accumulated fees to claim. /// @param stakeToken The token address (address(0) for native). /// @return amount The amount claimed. /// @dev Reverts with `NotVenueOwner` if the caller is not the venue owner. /// @dev Reverts with `NothingToClaim` if there are no pending fees. function claimVenueTradeFees( uint256 venueId, address stakeToken ) external returns (uint256 amount); /// @notice Claim accrued LP trading fees for a market. /// @param marketId The market to claim fees from. /// @return amount The fee amount claimed. /// @dev Reverts with `NothingToClaim` if the caller has no pending fees. function claimLPFees( uint256 marketId ) external returns (uint256 amount); /// @notice Return the pending (unclaimed) LP trading fees for a user. /// @param marketId The market to query. /// @param user The LP address to look up. /// @return The pending fee amount. function getPendingLPFees( uint256 marketId, address user ) external view returns (uint256); /// @notice Return the next market ID that will be assigned. /// @return id The next market ID. function nextMarketId() external view returns (uint256 id); /// @notice Return the settlement contract address. /// @return settlement The ProphecySettlement contract. function settlementContract() external view returns (IProphecySettlement settlement); /// @notice Return the venue gating (VenueRegistry) contract. /// @return The VenueRegistry contract used for venue permits and conditions. function venueGating() external view returns (IVenueRegistry); // ========================================================================= // Moderation // ========================================================================= /// @notice Set the global moderation strategy. address(0) disables moderation. /// @param strategy The moderation strategy contract address. function setModerationStrategy( address strategy ) external; /// @notice Returns the cost required for moderation, or 0 if no strategy is set. /// @return The moderation cost in wei. function getModerationCost() external view returns (uint256); /// @notice Called by the moderation strategy to approve a pending event. /// Records the ready timestamp; trading start is lazily adjusted at trade time. /// @param eventId The event to approve. function approveEvent( uint256 eventId ) external; /// @notice Called by the moderation strategy to reject a pending event. /// All markets in the event are voided (outcome = 2). /// @param eventId The event to reject. /// @param reason Human-readable rejection reason. function rejectEvent( uint256 eventId, string calldata reason ) external; /// @notice Set an AI-generated name for a market. Only callable by the market's resolver. /// @param marketId The market to update. /// @param _generatedName The AI-generated display name. function setGeneratedName( uint256 marketId, string calldata _generatedName ) external; /// @notice Return the AI-generated name for a market, or empty string if not yet generated. /// @param marketId The market to query. function getGeneratedName( uint256 marketId ) external view returns (string memory); /// @notice Set the computed (derived) name for a market. Only callable by allowlisted resolvers. /// @param marketId The market to update. /// @param _computedName The computed display name (e.g. "5-10", "Red or Blue"). function setComputedName( uint256 marketId, string calldata _computedName ) external; /// @notice Return the computed name for a market, or empty string if not set. /// @param marketId The market to query. function getComputedName( uint256 marketId ) external view returns (string memory); /// @notice Set an AI-generated name for an event. Only callable by the event's resolver. /// @param eventId The event to update. /// @param name The AI-generated event display name. function setGeneratedEventName( uint256 eventId, string calldata name ) external; /// @notice Complete the event naming task without setting a generated name. /// Used as a fallback when AI name generation fails so that the event /// is not stuck in PENDING. Only callable by the event's resolver. /// @param eventId The event whose naming task should be marked complete. function completeEventNaming( uint256 eventId ) external; /// @notice Return the AI-generated event name, or empty string if not yet generated. /// @param eventId The event to query. function getGeneratedEventName( uint256 eventId ) external view returns (string memory); // ========================================================================= // Market Status // ========================================================================= /// @notice Return the derived lifecycle status for a market. /// @param marketId The market to query. /// @return status The current MarketStatus. function getMarketStatus( uint256 marketId ) external view returns (MarketStatus status); /// @notice Return derived lifecycle statuses for multiple markets. /// @param marketIds The markets to query. /// @return statuses The current MarketStatus for each market. function getMarketStatuses( uint256[] calldata marketIds ) external view returns (MarketStatus[] memory statuses); // ========================================================================= // Pre-Market Readiness // ========================================================================= /// @notice Check whether all required pre-market tasks for an event are complete. /// @param eventId The event to query. /// @return ready True if the event is ready for trading. function isEventReady( uint256 eventId ) external view returns (bool ready); /// @notice Set the task deadline for an event. Only callable by the event's resolver. /// @param eventId The event to update. /// @param deadline The timestamp by which all tasks must complete. function setEventTaskDeadline( uint256 eventId, uint256 deadline ) external; // ========================================================================= // Agent Cost Parameters // ========================================================================= /// @notice Return the cost per agent for LLM inference requests (moderation, naming). function llmInferenceCostPerAgent() external view returns (uint256); /// @notice Return the cost per agent for web fetch requests (resolution). function webFetchCostPerAgent() external view returns (uint256); /// @notice Set the cost per agent for LLM inference requests. /// @param cost The cost in wei per agent. function setLLMInferenceCostPerAgent( uint256 cost ) external; /// @notice Set the cost per agent for web fetch requests. /// @param cost The cost in wei per agent. function setWebFetchCostPerAgent( uint256 cost ) external; }contracts/interfaces/IProphecySettlement.sol
// SPDX-License-Identifier: MIT pragma solidity 0.8.30; /// @title IProphecySettlement /// @notice Interface for the Prophecy post-resolution settlement contract. /// Handles trader winnings, LP capital returns, creator rewards, and venue rewards. interface IProphecySettlement { // ========================================================================= // Custom Errors // ========================================================================= /// @notice Thrown when the caller has no winnings or rewards to claim. error NothingToClaim(); /// @notice Thrown when the caller has already claimed for this market. error AlreadyClaimed(); /// @notice Thrown when the caller has zero LP shares for the market. error NoLPShares(); /// @notice Thrown when the caller is not the market creator. error NotCreator(); /// @notice Thrown when the caller is not the venue owner. error NotVenueOwner(); /// @notice Thrown when a payout transfer to the recipient fails. error PaymentFailed(); /// @notice Thrown when a required amount parameter is zero. error ZeroAmount(); /// @notice Thrown when a required address parameter is the zero address. error ZeroAddress(); // ========================================================================= // Functions // ========================================================================= /// @notice Claim trader settlement from a resolved market. Caller receives their payout. /// @param marketId The resolved market to claim from. /// @return payout The token amount paid out to the caller. /// @dev Reverts with `NothingToClaim` if the caller has no winning shares. /// @dev Reverts with `AlreadyClaimed` if the caller's position was already claimed. /// @dev Reverts with `PaymentFailed` if the payout transfer fails. function claimSettlement( uint256 marketId ) external returns (uint256 payout); /// @notice Eagerly finalize settlement data for a market (idempotent). /// @param marketId The market to finalize. function finalizeMarket( uint256 marketId ) external; /// @notice Claim LP capital return, resolution rewards, and unclaimed trade-time fees. /// @param marketId The resolved market to claim from. /// @return capitalReturn The proportional LP capital returned. /// @return rewardAmount The proportional LP resolution reward. /// @dev Reverts with `AlreadyClaimed` if the LP settlement was already claimed. /// @dev Reverts with `NoLPShares` if the caller has no LP shares. function claimLPSettlement( uint256 marketId ) external returns (uint256 capitalReturn, uint256 rewardAmount); /// @notice Claim the creator's share of resolution-time rewards. /// @param marketId The resolved market to claim from. /// @return amount The creator reward amount. /// @dev Reverts with `AlreadyClaimed` if the creator reward was already claimed. /// @dev Reverts with `NotCreator` if the caller is not the market creator. function claimCreatorReward( uint256 marketId ) external returns (uint256 amount); /// @notice Claim the venue operator's share of resolution-time rewards. /// @param marketId The resolved market to claim from. /// @return amount The venue reward amount. /// @dev Reverts with `AlreadyClaimed` if the venue reward was already claimed. /// @dev Reverts with `NotVenueOwner` if the caller is not the venue owner. function claimVenueReward( uint256 marketId ) external returns (uint256 amount); /// @notice Batch-claim venue rewards across all outstanding markets for a venue. /// @param venueId The venue whose outstanding rewards to claim. /// @return totalAmount The total reward amount claimed across all markets. /// @dev Reverts with `NotVenueOwner` if the caller is not the venue owner. function claimVenueRewards( uint256 venueId ) external returns (uint256 totalAmount); /// @notice Return the list of market IDs with unclaimed venue rewards for a venue. /// @param venueId The venue to query. /// @return The array of market IDs with outstanding rewards. function getOutstandingVenueRewards( uint256 venueId ) external view returns (uint256[] memory); }contracts/interfaces/IProphecySettlementV2.sol
// SPDX-License-Identifier: MIT pragma solidity 0.8.30; /// @title IProphecySettlementV2 /// @notice v2 settlement interface. Diverges from v1 by dropping LP settlement /// rake share: `claimLPSettlement` returns just the capital return value. /// LP compensation in v2 is trade-time fees + directional pool exposure. interface IProphecySettlementV2 { // ========================================================================= // Custom Errors // ========================================================================= /// @notice Thrown when the caller has no winnings or rewards to claim. error NothingToClaim(); /// @notice Thrown when the caller has already claimed for this market. error AlreadyClaimed(); /// @notice Thrown when the caller has zero LP shares for the market. error NoLPShares(); /// @notice Thrown when the caller is not the market creator. error NotCreator(); /// @notice Thrown when the caller is not the venue owner. error NotVenueOwner(); /// @notice Thrown when a payout transfer to the recipient fails. error PaymentFailed(); /// @notice Thrown when a required amount parameter is zero. error ZeroAmount(); /// @notice Thrown when a required address parameter is the zero address. error ZeroAddress(); // ========================================================================= // Functions // ========================================================================= /// @notice Claim trader settlement from a resolved market. /// @param marketId The resolved market to claim from. /// @return payout The token amount paid out to the caller. function claimSettlement( uint256 marketId ) external returns (uint256 payout); /// @notice Eagerly finalize settlement data for a market (idempotent). /// @param marketId The market to finalize. function finalizeMarket( uint256 marketId ) external; /// @notice Claim LP capital return and unclaimed trade-time fees. /// @param marketId The resolved market to claim from. /// @return capitalReturn The proportional LP capital returned (rake-haircut applied). /// @dev v2 has no settlement-rake share for LPs — trade-time fees flow through the /// core accumulator path via `claimTradeTimeFeesFor` and are paid out in the /// same transaction. function claimLPSettlement( uint256 marketId ) external returns (uint256 capitalReturn); /// @notice Claim the creator's share of resolution-time rewards. function claimCreatorReward( uint256 marketId ) external returns (uint256 amount); /// @notice Claim the venue operator's share of resolution-time rewards. function claimVenueReward( uint256 marketId ) external returns (uint256 amount); /// @notice Batch-claim venue rewards across all outstanding markets for a venue. function claimVenueRewards( uint256 venueId ) external returns (uint256 totalAmount); /// @notice Return the list of market IDs with unclaimed venue rewards for a venue. function getOutstandingVenueRewards( uint256 venueId ) external view returns (uint256[] memory); }contracts/interfaces/IVenueRegistry.sol
// SPDX-License-Identifier: MIT pragma solidity 0.8.30; /// @title IVenueRegistry /// @notice Interface for the Prophecy venue gating registry. Venues control market creation /// access via signature verification, wallet lists, and token-balance requirements. interface IVenueRegistry { // --- Enums --- enum ListMode { NONE, ALLOW, DENY } // --- Events --- event VenueCreated(uint256 indexed venueId, address indexed owner, address signer, bool active); event VenueUpdated(uint256 indexed venueId, address indexed owner, address signer, bool active); event VenueOwnerChanged(uint256 indexed venueId, address indexed newOwner); event ResolverSet(address indexed resolver, bool allowed); event NonceConsumed(uint256 indexed venueId, address indexed user, uint256 newNonce); event WalletListModeSet(uint256 indexed venueId, ListMode mode); event WalletListUpdated(uint256 indexed venueId, address[] wallets, bool onList); event NftRequirementsSet(uint256 indexed venueId); event Erc20RequirementsSet(uint256 indexed venueId); // Fee-related events event VenueFeeBpsSet(uint256 indexed venueId, uint256 bps); event VenueRewardBpsSet(uint256 indexed venueId, uint256 bps); // ========================================================================= // Venue Lifecycle // ========================================================================= /// @notice Create a new venue. The caller becomes the venue owner. /// @param signer The address that will sign EIP-712 permits for this venue. /// @param active Whether the venue is immediately active. /// @return venueId The ID of the newly created venue. /// @dev Reverts with "Venue ID already exists" if the venue slot is occupied. function createVenue( address signer, bool active ) external returns (uint256 venueId); /// @notice Transfer venue ownership to a new address. /// @param venueId The venue to transfer. /// @param newOwner The new owner address. /// @dev Reverts with "not venue owner" if the caller is not the current owner. /// @dev Reverts with "zero address for new owner" if `newOwner` is address(0). function transferVenueOwnership( uint256 venueId, address newOwner ) external; /// @notice Update the signer address for a venue. /// @param venueId The venue to update. /// @param signer The new signer address. /// @dev Reverts with "not venue owner" if the caller is not the venue owner. /// @dev Reverts with "zero address for active venue" if setting a zero signer on an active venue. function setVenueSigner( uint256 venueId, address signer ) external; /// @notice Activate or deactivate a venue. /// @param venueId The venue to update. /// @param active Whether the venue should be active. /// @dev Reverts with "not venue owner" if the caller is not the venue owner. /// @dev Reverts with "zero address for active venue" if activating a venue with no signer. function setVenueStatus( uint256 venueId, bool active ) external; /// @notice Set the venue's per-trade fee rate. /// @param venueId The venue to update. /// @param bps Fee rate in basis points. /// @dev Reverts with "not venue owner" if the caller is not the venue owner. /// @dev Reverts with "exceeds max venue fee" if `bps > MAX_VENUE_FEE_BPS`. function setVenueFeeBps( uint256 venueId, uint256 bps ) external; /// @notice Set the venue's resolution-time reward rate. /// @param venueId The venue to update. /// @param bps Reward rate in basis points. /// @dev Reverts with "not venue owner" if the caller is not the venue owner. /// @dev Reverts with "exceeds max venue reward" if `bps > MAX_VENUE_REWARD_BPS`. function setVenueRewardBps( uint256 venueId, uint256 bps ) external; // ========================================================================= // Signature Verification // ========================================================================= /// @notice Generic signature consumer. Verifies an EIP-712 permit and increments the nonce. /// @param venueId The venue whose signer is expected. /// @param user The user on whose behalf the permit is consumed. /// @param structHash The EIP-712 struct hash (caller is responsible for including the nonce). /// @param signature The EIP-712 signature bytes. /// @dev Reverts with "not resolver" if the caller is not a whitelisted resolver. /// @dev Reverts with "Venue inactive" if the venue is not active. /// @dev Reverts with "Invalid signature" if the recovered signer does not match. /// @dev Reverts with "Conditions not met" if on-chain conditions fail. function consumeGenericPermit( uint256 venueId, address user, bytes32 structHash, bytes calldata signature ) external; // ========================================================================= // Views // ========================================================================= /// @notice Get the current permit nonce for a (venue, user) pair. /// @param venueId The venue. /// @param user The user address. /// @return nonce The current nonce (auto-increments on each consumed permit). function getNonce( uint256 venueId, address user ) external view returns (uint256 nonce); /// @notice Returns the venue's trading fee rate in basis points. /// @param venueId The venue to query. /// @return bps The fee rate. function getVenueFeeBps( uint256 venueId ) external view returns (uint256 bps); /// @notice Returns the venue's resolution-time reward rate in basis points. /// @param venueId The venue to query. /// @return bps The reward rate. function getVenueRewardBps( uint256 venueId ) external view returns (uint256 bps); /// @notice Returns the venue's owner address (fee recipient). /// @param venueId The venue to query. /// @return owner The owner address. function getVenueOwner( uint256 venueId ) external view returns (address owner); }node_modules/@openzeppelin/contracts-upgradeable/access/Ownable2StepUpgradeable.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.1.0) (access/Ownable2Step.sol) pragma solidity ^0.8.20; import {OwnableUpgradeable} from "./OwnableUpgradeable.sol"; import {Initializable} from "../proxy/utils/Initializable.sol"; /** * @dev Contract module which provides access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * This extension of the {Ownable} contract includes a two-step mechanism to transfer * ownership, where the new owner must call {acceptOwnership} in order to replace the * old one. This can help prevent common mistakes, such as transfers of ownership to * incorrect accounts, or to contracts that are unable to interact with the * permission system. * * The initial owner is specified at deployment time in the constructor for `Ownable`. This * can later be changed with {transferOwnership} and {acceptOwnership}. * * This module is used through inheritance. It will make available all functions * from parent (Ownable). */ abstract contract Ownable2StepUpgradeable is Initializable, OwnableUpgradeable { /// @custom:storage-location erc7201:openzeppelin.storage.Ownable2Step struct Ownable2StepStorage { address _pendingOwner; } // keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.Ownable2Step")) - 1)) & ~bytes32(uint256(0xff)) bytes32 private constant Ownable2StepStorageLocation = 0x237e158222e3e6968b72b9db0d8043aacf074ad9f650f0d1606b4d82ee432c00; function _getOwnable2StepStorage() private pure returns (Ownable2StepStorage storage $) { assembly { $.slot := Ownable2StepStorageLocation } } event OwnershipTransferStarted(address indexed previousOwner, address indexed newOwner); function __Ownable2Step_init() internal onlyInitializing { } function __Ownable2Step_init_unchained() internal onlyInitializing { } /** * @dev Returns the address of the pending owner. */ function pendingOwner() public view virtual returns (address) { Ownable2StepStorage storage $ = _getOwnable2StepStorage(); return $._pendingOwner; } /** * @dev Starts the ownership transfer of the contract to a new account. Replaces the pending transfer if there is one. * Can only be called by the current owner. * * Setting `newOwner` to the zero address is allowed; this can be used to cancel an initiated ownership transfer. */ function transferOwnership(address newOwner) public virtual override onlyOwner { Ownable2StepStorage storage $ = _getOwnable2StepStorage(); $._pendingOwner = newOwner; emit OwnershipTransferStarted(owner(), newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`) and deletes any pending owner. * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual override { Ownable2StepStorage storage $ = _getOwnable2StepStorage(); delete $._pendingOwner; super._transferOwnership(newOwner); } /** * @dev The new owner accepts the ownership transfer. */ function acceptOwnership() public virtual { address sender = _msgSender(); if (pendingOwner() != sender) { revert OwnableUnauthorizedAccount(sender); } _transferOwnership(sender); } }node_modules/@openzeppelin/contracts-upgradeable/access/OwnableUpgradeable.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.0) (access/Ownable.sol) pragma solidity ^0.8.20; import {ContextUpgradeable} from "../utils/ContextUpgradeable.sol"; import {Initializable} from "../proxy/utils/Initializable.sol"; /** * @dev Contract module which provides a basic access control mechanism, where * there is an account (an owner) that can be granted exclusive access to * specific functions. * * The initial owner is set to the address provided by the deployer. This can * later be changed with {transferOwnership}. * * This module is used through inheritance. It will make available the modifier * `onlyOwner`, which can be applied to your functions to restrict their use to * the owner. */ abstract contract OwnableUpgradeable is Initializable, ContextUpgradeable { /// @custom:storage-location erc7201:openzeppelin.storage.Ownable struct OwnableStorage { address _owner; } // keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.Ownable")) - 1)) & ~bytes32(uint256(0xff)) bytes32 private constant OwnableStorageLocation = 0x9016d09d72d40fdae2fd8ceac6b6234c7706214fd39c1cd1e609a0528c199300; function _getOwnableStorage() private pure returns (OwnableStorage storage $) { assembly { $.slot := OwnableStorageLocation } } /** * @dev The caller account is not authorized to perform an operation. */ error OwnableUnauthorizedAccount(address account); /** * @dev The owner is not a valid owner account. (eg. `address(0)`) */ error OwnableInvalidOwner(address owner); event OwnershipTransferred(address indexed previousOwner, address indexed newOwner); /** * @dev Initializes the contract setting the address provided by the deployer as the initial owner. */ function __Ownable_init(address initialOwner) internal onlyInitializing { __Ownable_init_unchained(initialOwner); } function __Ownable_init_unchained(address initialOwner) internal onlyInitializing { if (initialOwner == address(0)) { revert OwnableInvalidOwner(address(0)); } _transferOwnership(initialOwner); } /** * @dev Throws if called by any account other than the owner. */ modifier onlyOwner() { _checkOwner(); _; } /** * @dev Returns the address of the current owner. */ function owner() public view virtual returns (address) { OwnableStorage storage $ = _getOwnableStorage(); return $._owner; } /** * @dev Throws if the sender is not the owner. */ function _checkOwner() internal view virtual { if (owner() != _msgSender()) { revert OwnableUnauthorizedAccount(_msgSender()); } } /** * @dev Leaves the contract without owner. It will not be possible to call * `onlyOwner` functions. Can only be called by the current owner. * * NOTE: Renouncing ownership will leave the contract without an owner, * thereby disabling any functionality that is only available to the owner. */ function renounceOwnership() public virtual onlyOwner { _transferOwnership(address(0)); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Can only be called by the current owner. */ function transferOwnership(address newOwner) public virtual onlyOwner { if (newOwner == address(0)) { revert OwnableInvalidOwner(address(0)); } _transferOwnership(newOwner); } /** * @dev Transfers ownership of the contract to a new account (`newOwner`). * Internal function without access restriction. */ function _transferOwnership(address newOwner) internal virtual { OwnableStorage storage $ = _getOwnableStorage(); address oldOwner = $._owner; $._owner = newOwner; emit OwnershipTransferred(oldOwner, newOwner); } }node_modules/@openzeppelin/contracts-upgradeable/proxy/utils/Initializable.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.3.0) (proxy/utils/Initializable.sol) pragma solidity ^0.8.20; /** * @dev This is a base contract to aid in writing upgradeable contracts, or any kind of contract that will be deployed * behind a proxy. Since proxied contracts do not make use of a constructor, it's common to move constructor logic to an * external initializer function, usually called `initialize`. It then becomes necessary to protect this initializer * function so it can only be called once. The {initializer} modifier provided by this contract will have this effect. * * The initialization functions use a version number. Once a version number is used, it is consumed and cannot be * reused. This mechanism prevents re-execution of each "step" but allows the creation of new initialization steps in * case an upgrade adds a module that needs to be initialized. * * For example: * * [.hljs-theme-light.nopadding] * ```solidity * contract MyToken is ERC20Upgradeable { * function initialize() initializer public { * __ERC20_init("MyToken", "MTK"); * } * } * * contract MyTokenV2 is MyToken, ERC20PermitUpgradeable { * function initializeV2() reinitializer(2) public { * __ERC20Permit_init("MyToken"); * } * } * ``` * * TIP: To avoid leaving the proxy in an uninitialized state, the initializer function should be called as early as * possible by providing the encoded function call as the `_data` argument to {ERC1967Proxy-constructor}. * * CAUTION: When used with inheritance, manual care must be taken to not invoke a parent initializer twice, or to ensure * that all initializers are idempotent. This is not verified automatically as constructors are by Solidity. * * [CAUTION] * ==== * Avoid leaving a contract uninitialized. * * An uninitialized contract can be taken over by an attacker. This applies to both a proxy and its implementation * contract, which may impact the proxy. To prevent the implementation contract from being used, you should invoke * the {_disableInitializers} function in the constructor to automatically lock it when it is deployed: * * [.hljs-theme-light.nopadding] * ``` * /// @custom:oz-upgrades-unsafe-allow constructor * constructor() { * _disableInitializers(); * } * ``` * ==== */ abstract contract Initializable { /** * @dev Storage of the initializable contract. * * It's implemented on a custom ERC-7201 namespace to reduce the risk of storage collisions * when using with upgradeable contracts. * * @custom:storage-location erc7201:openzeppelin.storage.Initializable */ struct InitializableStorage { /** * @dev Indicates that the contract has been initialized. */ uint64 _initialized; /** * @dev Indicates that the contract is in the process of being initialized. */ bool _initializing; } // keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.Initializable")) - 1)) & ~bytes32(uint256(0xff)) bytes32 private constant INITIALIZABLE_STORAGE = 0xf0c57e16840df040f15088dc2f81fe391c3923bec73e23a9662efc9c229c6a00; /** * @dev The contract is already initialized. */ error InvalidInitialization(); /** * @dev The contract is not initializing. */ error NotInitializing(); /** * @dev Triggered when the contract has been initialized or reinitialized. */ event Initialized(uint64 version); /** * @dev A modifier that defines a protected initializer function that can be invoked at most once. In its scope, * `onlyInitializing` functions can be used to initialize parent contracts. * * Similar to `reinitializer(1)`, except that in the context of a constructor an `initializer` may be invoked any * number of times. This behavior in the constructor can be useful during testing and is not expected to be used in * production. * * Emits an {Initialized} event. */ modifier initializer() { // solhint-disable-next-line var-name-mixedcase InitializableStorage storage $ = _getInitializableStorage(); // Cache values to avoid duplicated sloads bool isTopLevelCall = !$._initializing; uint64 initialized = $._initialized; // Allowed calls: // - initialSetup: the contract is not in the initializing state and no previous version was // initialized // - construction: the contract is initialized at version 1 (no reinitialization) and the // current contract is just being deployed bool initialSetup = initialized == 0 && isTopLevelCall; bool construction = initialized == 1 && address(this).code.length == 0; if (!initialSetup && !construction) { revert InvalidInitialization(); } $._initialized = 1; if (isTopLevelCall) { $._initializing = true; } _; if (isTopLevelCall) { $._initializing = false; emit Initialized(1); } } /** * @dev A modifier that defines a protected reinitializer function that can be invoked at most once, and only if the * contract hasn't been initialized to a greater version before. In its scope, `onlyInitializing` functions can be * used to initialize parent contracts. * * A reinitializer may be used after the original initialization step. This is essential to configure modules that * are added through upgrades and that require initialization. * * When `version` is 1, this modifier is similar to `initializer`, except that functions marked with `reinitializer` * cannot be nested. If one is invoked in the context of another, execution will revert. * * Note that versions can jump in increments greater than 1; this implies that if multiple reinitializers coexist in * a contract, executing them in the right order is up to the developer or operator. * * WARNING: Setting the version to 2**64 - 1 will prevent any future reinitialization. * * Emits an {Initialized} event. */ modifier reinitializer(uint64 version) { // solhint-disable-next-line var-name-mixedcase InitializableStorage storage $ = _getInitializableStorage(); if ($._initializing || $._initialized >= version) { revert InvalidInitialization(); } $._initialized = version; $._initializing = true; _; $._initializing = false; emit Initialized(version); } /** * @dev Modifier to protect an initialization function so that it can only be invoked by functions with the * {initializer} and {reinitializer} modifiers, directly or indirectly. */ modifier onlyInitializing() { _checkInitializing(); _; } /** * @dev Reverts if the contract is not in an initializing state. See {onlyInitializing}. */ function _checkInitializing() internal view virtual { if (!_isInitializing()) { revert NotInitializing(); } } /** * @dev Locks the contract, preventing any future reinitialization. This cannot be part of an initializer call. * Calling this in the constructor of a contract will prevent that contract from being initialized or reinitialized * to any version. It is recommended to use this to lock implementation contracts that are designed to be called * through proxies. * * Emits an {Initialized} event the first time it is successfully executed. */ function _disableInitializers() internal virtual { // solhint-disable-next-line var-name-mixedcase InitializableStorage storage $ = _getInitializableStorage(); if ($._initializing) { revert InvalidInitialization(); } if ($._initialized != type(uint64).max) { $._initialized = type(uint64).max; emit Initialized(type(uint64).max); } } /** * @dev Returns the highest version that has been initialized. See {reinitializer}. */ function _getInitializedVersion() internal view returns (uint64) { return _getInitializableStorage()._initialized; } /** * @dev Returns `true` if the contract is currently initializing. See {onlyInitializing}. */ function _isInitializing() internal view returns (bool) { return _getInitializableStorage()._initializing; } /** * @dev Pointer to storage slot. Allows integrators to override it with a custom storage location. * * NOTE: Consider following the ERC-7201 formula to derive storage locations. */ function _initializableStorageSlot() internal pure virtual returns (bytes32) { return INITIALIZABLE_STORAGE; } /** * @dev Returns a pointer to the storage namespace. */ // solhint-disable-next-line var-name-mixedcase function _getInitializableStorage() private pure returns (InitializableStorage storage $) { bytes32 slot = _initializableStorageSlot(); assembly { $.slot := slot } } }node_modules/@openzeppelin/contracts-upgradeable/proxy/utils/UUPSUpgradeable.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.3.0) (proxy/utils/UUPSUpgradeable.sol) pragma solidity ^0.8.22; import {IERC1822Proxiable} from "@openzeppelin/contracts/interfaces/draft-IERC1822.sol"; import {ERC1967Utils} from "@openzeppelin/contracts/proxy/ERC1967/ERC1967Utils.sol"; import {Initializable} from "./Initializable.sol"; /** * @dev An upgradeability mechanism designed for UUPS proxies. The functions included here can perform an upgrade of an * {ERC1967Proxy}, when this contract is set as the implementation behind such a proxy. * * A security mechanism ensures that an upgrade does not turn off upgradeability accidentally, although this risk is * reinstated if the upgrade retains upgradeability but removes the security mechanism, e.g. by replacing * `UUPSUpgradeable` with a custom implementation of upgrades. * * The {_authorizeUpgrade} function must be overridden to include access restriction to the upgrade mechanism. */ abstract contract UUPSUpgradeable is Initializable, IERC1822Proxiable { /// @custom:oz-upgrades-unsafe-allow state-variable-immutable address private immutable __self = address(this); /** * @dev The version of the upgrade interface of the contract. If this getter is missing, both `upgradeTo(address)` * and `upgradeToAndCall(address,bytes)` are present, and `upgradeTo` must be used if no function should be called, * while `upgradeToAndCall` will invoke the `receive` function if the second argument is the empty byte string. * If the getter returns `"5.0.0"`, only `upgradeToAndCall(address,bytes)` is present, and the second argument must * be the empty byte string if no function should be called, making it impossible to invoke the `receive` function * during an upgrade. */ string public constant UPGRADE_INTERFACE_VERSION = "5.0.0"; /** * @dev The call is from an unauthorized context. */ error UUPSUnauthorizedCallContext(); /** * @dev The storage `slot` is unsupported as a UUID. */ error UUPSUnsupportedProxiableUUID(bytes32 slot); /** * @dev Check that the execution is being performed through a delegatecall call and that the execution context is * a proxy contract with an implementation (as defined in ERC-1967) pointing to self. This should only be the case * for UUPS and transparent proxies that are using the current contract as their implementation. Execution of a * function through ERC-1167 minimal proxies (clones) would not normally pass this test, but is not guaranteed to * fail. */ modifier onlyProxy() { _checkProxy(); _; } /** * @dev Check that the execution is not being performed through a delegate call. This allows a function to be * callable on the implementing contract but not through proxies. */ modifier notDelegated() { _checkNotDelegated(); _; } function __UUPSUpgradeable_init() internal onlyInitializing { } function __UUPSUpgradeable_init_unchained() internal onlyInitializing { } /** * @dev Implementation of the ERC-1822 {proxiableUUID} function. This returns the storage slot used by the * implementation. It is used to validate the implementation's compatibility when performing an upgrade. * * IMPORTANT: A proxy pointing at a proxiable contract should not be considered proxiable itself, because this risks * bricking a proxy that upgrades to it, by delegating to itself until out of gas. Thus it is critical that this * function revert if invoked through a proxy. This is guaranteed by the `notDelegated` modifier. */ function proxiableUUID() external view virtual notDelegated returns (bytes32) { return ERC1967Utils.IMPLEMENTATION_SLOT; } /** * @dev Upgrade the implementation of the proxy to `newImplementation`, and subsequently execute the function call * encoded in `data`. * * Calls {_authorizeUpgrade}. * * Emits an {Upgraded} event. * * @custom:oz-upgrades-unsafe-allow-reachable delegatecall */ function upgradeToAndCall(address newImplementation, bytes memory data) public payable virtual onlyProxy { _authorizeUpgrade(newImplementation); _upgradeToAndCallUUPS(newImplementation, data); } /** * @dev Reverts if the execution is not performed via delegatecall or the execution * context is not of a proxy with an ERC-1967 compliant implementation pointing to self. */ function _checkProxy() internal view virtual { if ( address(this) == __self || // Must be called through delegatecall ERC1967Utils.getImplementation() != __self // Must be called through an active proxy ) { revert UUPSUnauthorizedCallContext(); } } /** * @dev Reverts if the execution is performed via delegatecall. * See {notDelegated}. */ function _checkNotDelegated() internal view virtual { if (address(this) != __self) { // Must not be called through delegatecall revert UUPSUnauthorizedCallContext(); } } /** * @dev Function that should revert when `msg.sender` is not authorized to upgrade the contract. Called by * {upgradeToAndCall}. * * Normally, this function will use an xref:access.adoc[access control] modifier such as {Ownable-onlyOwner}. * * ```solidity * function _authorizeUpgrade(address) internal onlyOwner {} * ``` */ function _authorizeUpgrade(address newImplementation) internal virtual; /** * @dev Performs an implementation upgrade with a security check for UUPS proxies, and additional setup call. * * As a security check, {proxiableUUID} is invoked in the new implementation, and the return value * is expected to be the implementation slot in ERC-1967. * * Emits an {IERC1967-Upgraded} event. */ function _upgradeToAndCallUUPS(address newImplementation, bytes memory data) private { try IERC1822Proxiable(newImplementation).proxiableUUID() returns (bytes32 slot) { if (slot != ERC1967Utils.IMPLEMENTATION_SLOT) { revert UUPSUnsupportedProxiableUUID(slot); } ERC1967Utils.upgradeToAndCall(newImplementation, data); } catch { // The implementation is not UUPS revert ERC1967Utils.ERC1967InvalidImplementation(newImplementation); } } }node_modules/@openzeppelin/contracts-upgradeable/utils/ContextUpgradeable.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.0.1) (utils/Context.sol) pragma solidity ^0.8.20; import {Initializable} from "../proxy/utils/Initializable.sol"; /** * @dev Provides information about the current execution context, including the * sender of the transaction and its data. While these are generally available * via msg.sender and msg.data, they should not be accessed in such a direct * manner, since when dealing with meta-transactions the account sending and * paying for execution may not be the actual sender (as far as an application * is concerned). * * This contract is only required for intermediate, library-like contracts. */ abstract contract ContextUpgradeable is Initializable { function __Context_init() internal onlyInitializing { } function __Context_init_unchained() internal onlyInitializing { } function _msgSender() internal view virtual returns (address) { return msg.sender; } function _msgData() internal view virtual returns (bytes calldata) { return msg.data; } function _contextSuffixLength() internal view virtual returns (uint256) { return 0; } }node_modules/@openzeppelin/contracts-upgradeable/utils/ReentrancyGuardUpgradeable.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.1.0) (utils/ReentrancyGuard.sol) pragma solidity ^0.8.20; import {Initializable} from "../proxy/utils/Initializable.sol"; /** * @dev Contract module that helps prevent reentrant calls to a function. * * Inheriting from `ReentrancyGuard` will make the {nonReentrant} modifier * available, which can be applied to functions to make sure there are no nested * (reentrant) calls to them. * * Note that because there is a single `nonReentrant` guard, functions marked as * `nonReentrant` may not call one another. This can be worked around by making * those functions `private`, and then adding `external` `nonReentrant` entry * points to them. * * TIP: If EIP-1153 (transient storage) is available on the chain you're deploying at, * consider using {ReentrancyGuardTransient} instead. * * TIP: If you would like to learn more about reentrancy and alternative ways * to protect against it, check out our blog post * https://blog.openzeppelin.com/reentrancy-after-istanbul/[Reentrancy After Istanbul]. */ abstract contract ReentrancyGuardUpgradeable is Initializable { // Booleans are more expensive than uint256 or any type that takes up a full // word because each write operation emits an extra SLOAD to first read the // slot's contents, replace the bits taken up by the boolean, and then write // back. This is the compiler's defense against contract upgrades and // pointer aliasing, and it cannot be disabled. // The values being non-zero value makes deployment a bit more expensive, // but in exchange the refund on every call to nonReentrant will be lower in // amount. Since refunds are capped to a percentage of the total // transaction's gas, it is best to keep them low in cases like this one, to // increase the likelihood of the full refund coming into effect. uint256 private constant NOT_ENTERED = 1; uint256 private constant ENTERED = 2; /// @custom:storage-location erc7201:openzeppelin.storage.ReentrancyGuard struct ReentrancyGuardStorage { uint256 _status; } // keccak256(abi.encode(uint256(keccak256("openzeppelin.storage.ReentrancyGuard")) - 1)) & ~bytes32(uint256(0xff)) bytes32 private constant ReentrancyGuardStorageLocation = 0x9b779b17422d0df92223018b32b4d1fa46e071723d6817e2486d003becc55f00; function _getReentrancyGuardStorage() private pure returns (ReentrancyGuardStorage storage $) { assembly { $.slot := ReentrancyGuardStorageLocation } } /** * @dev Unauthorized reentrant call. */ error ReentrancyGuardReentrantCall(); function __ReentrancyGuard_init() internal onlyInitializing { __ReentrancyGuard_init_unchained(); } function __ReentrancyGuard_init_unchained() internal onlyInitializing { ReentrancyGuardStorage storage $ = _getReentrancyGuardStorage(); $._status = NOT_ENTERED; } /** * @dev Prevents a contract from calling itself, directly or indirectly. * Calling a `nonReentrant` function from another `nonReentrant` * function is not supported. It is possible to prevent this from happening * by making the `nonReentrant` function external, and making it call a * `private` function that does the actual work. */ modifier nonReentrant() { _nonReentrantBefore(); _; _nonReentrantAfter(); } function _nonReentrantBefore() private { ReentrancyGuardStorage storage $ = _getReentrancyGuardStorage(); // On the first call to nonReentrant, _status will be NOT_ENTERED if ($._status == ENTERED) { revert ReentrancyGuardReentrantCall(); } // Any calls to nonReentrant after this point will fail $._status = ENTERED; } function _nonReentrantAfter() private { ReentrancyGuardStorage storage $ = _getReentrancyGuardStorage(); // By storing the original value once again, a refund is triggered (see // https://eips.ethereum.org/EIPS/eip-2200) $._status = NOT_ENTERED; } /** * @dev Returns true if the reentrancy guard is currently set to "entered", which indicates there is a * `nonReentrant` function in the call stack. */ function _reentrancyGuardEntered() internal view returns (bool) { ReentrancyGuardStorage storage $ = _getReentrancyGuardStorage(); return $._status == ENTERED; } }node_modules/@openzeppelin/contracts/interfaces/IERC1363.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.4.0) (interfaces/IERC1363.sol) pragma solidity >=0.6.2; import {IERC20} from "./IERC20.sol"; import {IERC165} from "./IERC165.sol"; /** * @title IERC1363 * @dev Interface of the ERC-1363 standard as defined in the https://eips.ethereum.org/EIPS/eip-1363[ERC-1363]. * * Defines an extension interface for ERC-20 tokens that supports executing code on a recipient contract * after `transfer` or `transferFrom`, or code on a spender contract after `approve`, in a single transaction. */ interface IERC1363 is IERC20, IERC165 { /* * Note: the ERC-165 identifier for this interface is 0xb0202a11. * 0xb0202a11 === * bytes4(keccak256('transferAndCall(address,uint256)')) ^ * bytes4(keccak256('transferAndCall(address,uint256,bytes)')) ^ * bytes4(keccak256('transferFromAndCall(address,address,uint256)')) ^ * bytes4(keccak256('transferFromAndCall(address,address,uint256,bytes)')) ^ * bytes4(keccak256('approveAndCall(address,uint256)')) ^ * bytes4(keccak256('approveAndCall(address,uint256,bytes)')) */ /** * @dev Moves a `value` amount of tokens from the caller's account to `to` * and then calls {IERC1363Receiver-onTransferReceived} on `to`. * @param to The address which you want to transfer to. * @param value The amount of tokens to be transferred. * @return A boolean value indicating whether the operation succeeded unless throwing. */ function transferAndCall(address to, uint256 value) external returns (bool); /** * @dev Moves a `value` amount of tokens from the caller's account to `to` * and then calls {IERC1363Receiver-onTransferReceived} on `to`. * @param to The address which you want to transfer to. * @param value The amount of tokens to be transferred. * @param data Additional data with no specified format, sent in call to `to`. * @return A boolean value indicating whether the operation succeeded unless throwing. */ function transferAndCall(address to, uint256 value, bytes calldata data) external returns (bool); /** * @dev Moves a `value` amount of tokens from `from` to `to` using the allowance mechanism * and then calls {IERC1363Receiver-onTransferReceived} on `to`. * @param from The address which you want to send tokens from. * @param to The address which you want to transfer to. * @param value The amount of tokens to be transferred. * @return A boolean value indicating whether the operation succeeded unless throwing. */ function transferFromAndCall(address from, address to, uint256 value) external returns (bool); /** * @dev Moves a `value` amount of tokens from `from` to `to` using the allowance mechanism * and then calls {IERC1363Receiver-onTransferReceived} on `to`. * @param from The address which you want to send tokens from. * @param to The address which you want to transfer to. * @param value The amount of tokens to be transferred. * @param data Additional data with no specified format, sent in call to `to`. * @return A boolean value indicating whether the operation succeeded unless throwing. */ function transferFromAndCall(address from, address to, uint256 value, bytes calldata data) external returns (bool); /** * @dev Sets a `value` amount of tokens as the allowance of `spender` over the * caller's tokens and then calls {IERC1363Spender-onApprovalReceived} on `spender`. * @param spender The address which will spend the funds. * @param value The amount of tokens to be spent. * @return A boolean value indicating whether the operation succeeded unless throwing. */ function approveAndCall(address spender, uint256 value) external returns (bool); /** * @dev Sets a `value` amount of tokens as the allowance of `spender` over the * caller's tokens and then calls {IERC1363Spender-onApprovalReceived} on `spender`. * @param spender The address which will spend the funds. * @param value The amount of tokens to be spent. * @param data Additional data with no specified format, sent in call to `spender`. * @return A boolean value indicating whether the operation succeeded unless throwing. */ function approveAndCall(address spender, uint256 value, bytes calldata data) external returns (bool); }node_modules/@openzeppelin/contracts/interfaces/IERC165.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.4.0) (interfaces/IERC165.sol) pragma solidity >=0.4.16; import {IERC165} from "../utils/introspection/IERC165.sol";node_modules/@openzeppelin/contracts/interfaces/IERC1967.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.4.0) (interfaces/IERC1967.sol) pragma solidity >=0.4.11; /** * @dev ERC-1967: Proxy Storage Slots. This interface contains the events defined in the ERC. */ interface IERC1967 { /** * @dev Emitted when the implementation is upgraded. */ event Upgraded(address indexed implementation); /** * @dev Emitted when the admin account has changed. */ event AdminChanged(address previousAdmin, address newAdmin); /** * @dev Emitted when the beacon is changed. */ event BeaconUpgraded(address indexed beacon); }node_modules/@openzeppelin/contracts/interfaces/IERC20.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.4.0) (interfaces/IERC20.sol) pragma solidity >=0.4.16; import {IERC20} from "../token/ERC20/IERC20.sol";node_modules/@openzeppelin/contracts/interfaces/draft-IERC1822.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.4.0) (interfaces/draft-IERC1822.sol) pragma solidity >=0.4.16; /** * @dev ERC-1822: Universal Upgradeable Proxy Standard (UUPS) documents a method for upgradeability through a simplified * proxy whose upgrades are fully controlled by the current implementation. */ interface IERC1822Proxiable { /** * @dev Returns the storage slot that the proxiable contract assumes is being used to store the implementation * address. * * IMPORTANT: A proxy pointing at a proxiable contract should not be considered proxiable itself, because this risks * bricking a proxy that upgrades to it, by delegating to itself until out of gas. Thus it is critical that this * function revert if invoked through a proxy. */ function proxiableUUID() external view returns (bytes32); }node_modules/@openzeppelin/contracts/proxy/ERC1967/ERC1967Utils.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.4.0) (proxy/ERC1967/ERC1967Utils.sol) pragma solidity ^0.8.21; import {IBeacon} from "../beacon/IBeacon.sol"; import {IERC1967} from "../../interfaces/IERC1967.sol"; import {Address} from "../../utils/Address.sol"; import {StorageSlot} from "../../utils/StorageSlot.sol"; /** * @dev This library provides getters and event emitting update functions for * https://eips.ethereum.org/EIPS/eip-1967[ERC-1967] slots. */ library ERC1967Utils { /** * @dev Storage slot with the address of the current implementation. * This is the keccak-256 hash of "eip1967.proxy.implementation" subtracted by 1. */ // solhint-disable-next-line private-vars-leading-underscore bytes32 internal constant IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc; /** * @dev The `implementation` of the proxy is invalid. */ error ERC1967InvalidImplementation(address implementation); /** * @dev The `admin` of the proxy is invalid. */ error ERC1967InvalidAdmin(address admin); /** * @dev The `beacon` of the proxy is invalid. */ error ERC1967InvalidBeacon(address beacon); /** * @dev An upgrade function sees `msg.value > 0` that may be lost. */ error ERC1967NonPayable(); /** * @dev Returns the current implementation address. */ function getImplementation() internal view returns (address) { return StorageSlot.getAddressSlot(IMPLEMENTATION_SLOT).value; } /** * @dev Stores a new address in the ERC-1967 implementation slot. */ function _setImplementation(address newImplementation) private { if (newImplementation.code.length == 0) { revert ERC1967InvalidImplementation(newImplementation); } StorageSlot.getAddressSlot(IMPLEMENTATION_SLOT).value = newImplementation; } /** * @dev Performs implementation upgrade with additional setup call if data is nonempty. * This function is payable only if the setup call is performed, otherwise `msg.value` is rejected * to avoid stuck value in the contract. * * Emits an {IERC1967-Upgraded} event. */ function upgradeToAndCall(address newImplementation, bytes memory data) internal { _setImplementation(newImplementation); emit IERC1967.Upgraded(newImplementation); if (data.length > 0) { Address.functionDelegateCall(newImplementation, data); } else { _checkNonPayable(); } } /** * @dev Storage slot with the admin of the contract. * This is the keccak-256 hash of "eip1967.proxy.admin" subtracted by 1. */ // solhint-disable-next-line private-vars-leading-underscore bytes32 internal constant ADMIN_SLOT = 0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103; /** * @dev Returns the current admin. * * TIP: To get this value clients can read directly from the storage slot shown below (specified by ERC-1967) using * the https://eth.wiki/json-rpc/API#eth_getstorageat[`eth_getStorageAt`] RPC call. * `0xb53127684a568b3173ae13b9f8a6016e243e63b6e8ee1178d6a717850b5d6103` */ function getAdmin() internal view returns (address) { return StorageSlot.getAddressSlot(ADMIN_SLOT).value; } /** * @dev Stores a new address in the ERC-1967 admin slot. */ function _setAdmin(address newAdmin) private { if (newAdmin == address(0)) { revert ERC1967InvalidAdmin(address(0)); } StorageSlot.getAddressSlot(ADMIN_SLOT).value = newAdmin; } /** * @dev Changes the admin of the proxy. * * Emits an {IERC1967-AdminChanged} event. */ function changeAdmin(address newAdmin) internal { emit IERC1967.AdminChanged(getAdmin(), newAdmin); _setAdmin(newAdmin); } /** * @dev The storage slot of the UpgradeableBeacon contract which defines the implementation for this proxy. * This is the keccak-256 hash of "eip1967.proxy.beacon" subtracted by 1. */ // solhint-disable-next-line private-vars-leading-underscore bytes32 internal constant BEACON_SLOT = 0xa3f0ad74e5423aebfd80d3ef4346578335a9a72aeaee59ff6cb3582b35133d50; /** * @dev Returns the current beacon. */ function getBeacon() internal view returns (address) { return StorageSlot.getAddressSlot(BEACON_SLOT).value; } /** * @dev Stores a new beacon in the ERC-1967 beacon slot. */ function _setBeacon(address newBeacon) private { if (newBeacon.code.length == 0) { revert ERC1967InvalidBeacon(newBeacon); } StorageSlot.getAddressSlot(BEACON_SLOT).value = newBeacon; address beaconImplementation = IBeacon(newBeacon).implementation(); if (beaconImplementation.code.length == 0) { revert ERC1967InvalidImplementation(beaconImplementation); } } /** * @dev Change the beacon and trigger a setup call if data is nonempty. * This function is payable only if the setup call is performed, otherwise `msg.value` is rejected * to avoid stuck value in the contract. * * Emits an {IERC1967-BeaconUpgraded} event. * * CAUTION: Invoking this function has no effect on an instance of {BeaconProxy} since v5, since * it uses an immutable beacon without looking at the value of the ERC-1967 beacon slot for * efficiency. */ function upgradeBeaconToAndCall(address newBeacon, bytes memory data) internal { _setBeacon(newBeacon); emit IERC1967.BeaconUpgraded(newBeacon); if (data.length > 0) { Address.functionDelegateCall(IBeacon(newBeacon).implementation(), data); } else { _checkNonPayable(); } } /** * @dev Reverts if `msg.value` is not zero. It can be used to avoid `msg.value` stuck in the contract * if an upgrade doesn't perform an initialization call. */ function _checkNonPayable() private { if (msg.value > 0) { revert ERC1967NonPayable(); } } }node_modules/@openzeppelin/contracts/proxy/beacon/IBeacon.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.4.0) (proxy/beacon/IBeacon.sol) pragma solidity >=0.4.16; /** * @dev This is the interface that {BeaconProxy} expects of its beacon. */ interface IBeacon { /** * @dev Must return an address that can be used as a delegate call target. * * {UpgradeableBeacon} will check that this address is a contract. */ function implementation() external view returns (address); }node_modules/@openzeppelin/contracts/token/ERC20/IERC20.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.4.0) (token/ERC20/IERC20.sol) pragma solidity >=0.4.16; /** * @dev Interface of the ERC-20 standard as defined in the ERC. */ interface IERC20 { /** * @dev Emitted when `value` tokens are moved from one account (`from`) to * another (`to`). * * Note that `value` may be zero. */ event Transfer(address indexed from, address indexed to, uint256 value); /** * @dev Emitted when the allowance of a `spender` for an `owner` is set by * a call to {approve}. `value` is the new allowance. */ event Approval(address indexed owner, address indexed spender, uint256 value); /** * @dev Returns the value of tokens in existence. */ function totalSupply() external view returns (uint256); /** * @dev Returns the value of tokens owned by `account`. */ function balanceOf(address account) external view returns (uint256); /** * @dev Moves a `value` amount of tokens from the caller's account to `to`. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transfer(address to, uint256 value) external returns (bool); /** * @dev Returns the remaining number of tokens that `spender` will be * allowed to spend on behalf of `owner` through {transferFrom}. This is * zero by default. * * This value changes when {approve} or {transferFrom} are called. */ function allowance(address owner, address spender) external view returns (uint256); /** * @dev Sets a `value` amount of tokens as the allowance of `spender` over the * caller's tokens. * * Returns a boolean value indicating whether the operation succeeded. * * IMPORTANT: Beware that changing an allowance with this method brings the risk * that someone may use both the old and the new allowance by unfortunate * transaction ordering. One possible solution to mitigate this race * condition is to first reduce the spender's allowance to 0 and set the * desired value afterwards: * https://github.com/ethereum/EIPs/issues/20#issuecomment-263524729 * * Emits an {Approval} event. */ function approve(address spender, uint256 value) external returns (bool); /** * @dev Moves a `value` amount of tokens from `from` to `to` using the * allowance mechanism. `value` is then deducted from the caller's * allowance. * * Returns a boolean value indicating whether the operation succeeded. * * Emits a {Transfer} event. */ function transferFrom(address from, address to, uint256 value) external returns (bool); }node_modules/@openzeppelin/contracts/token/ERC20/utils/SafeERC20.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.3.0) (token/ERC20/utils/SafeERC20.sol) pragma solidity ^0.8.20; import {IERC20} from "../IERC20.sol"; import {IERC1363} from "../../../interfaces/IERC1363.sol"; /** * @title SafeERC20 * @dev Wrappers around ERC-20 operations that throw on failure (when the token * contract returns false). Tokens that return no value (and instead revert or * throw on failure) are also supported, non-reverting calls are assumed to be * successful. * To use this library you can add a `using SafeERC20 for IERC20;` statement to your contract, * which allows you to call the safe operations as `token.safeTransfer(...)`, etc. */ library SafeERC20 { /** * @dev An operation with an ERC-20 token failed. */ error SafeERC20FailedOperation(address token); /** * @dev Indicates a failed `decreaseAllowance` request. */ error SafeERC20FailedDecreaseAllowance(address spender, uint256 currentAllowance, uint256 requestedDecrease); /** * @dev Transfer `value` amount of `token` from the calling contract to `to`. If `token` returns no value, * non-reverting calls are assumed to be successful. */ function safeTransfer(IERC20 token, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeCall(token.transfer, (to, value))); } /** * @dev Transfer `value` amount of `token` from `from` to `to`, spending the approval given by `from` to the * calling contract. If `token` returns no value, non-reverting calls are assumed to be successful. */ function safeTransferFrom(IERC20 token, address from, address to, uint256 value) internal { _callOptionalReturn(token, abi.encodeCall(token.transferFrom, (from, to, value))); } /** * @dev Variant of {safeTransfer} that returns a bool instead of reverting if the operation is not successful. */ function trySafeTransfer(IERC20 token, address to, uint256 value) internal returns (bool) { return _callOptionalReturnBool(token, abi.encodeCall(token.transfer, (to, value))); } /** * @dev Variant of {safeTransferFrom} that returns a bool instead of reverting if the operation is not successful. */ function trySafeTransferFrom(IERC20 token, address from, address to, uint256 value) internal returns (bool) { return _callOptionalReturnBool(token, abi.encodeCall(token.transferFrom, (from, to, value))); } /** * @dev Increase the calling contract's allowance toward `spender` by `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. * * IMPORTANT: If the token implements ERC-7674 (ERC-20 with temporary allowance), and if the "client" * smart contract uses ERC-7674 to set temporary allowances, then the "client" smart contract should avoid using * this function. Performing a {safeIncreaseAllowance} or {safeDecreaseAllowance} operation on a token contract * that has a non-zero temporary allowance (for that particular owner-spender) will result in unexpected behavior. */ function safeIncreaseAllowance(IERC20 token, address spender, uint256 value) internal { uint256 oldAllowance = token.allowance(address(this), spender); forceApprove(token, spender, oldAllowance + value); } /** * @dev Decrease the calling contract's allowance toward `spender` by `requestedDecrease`. If `token` returns no * value, non-reverting calls are assumed to be successful. * * IMPORTANT: If the token implements ERC-7674 (ERC-20 with temporary allowance), and if the "client" * smart contract uses ERC-7674 to set temporary allowances, then the "client" smart contract should avoid using * this function. Performing a {safeIncreaseAllowance} or {safeDecreaseAllowance} operation on a token contract * that has a non-zero temporary allowance (for that particular owner-spender) will result in unexpected behavior. */ function safeDecreaseAllowance(IERC20 token, address spender, uint256 requestedDecrease) internal { unchecked { uint256 currentAllowance = token.allowance(address(this), spender); if (currentAllowance < requestedDecrease) { revert SafeERC20FailedDecreaseAllowance(spender, currentAllowance, requestedDecrease); } forceApprove(token, spender, currentAllowance - requestedDecrease); } } /** * @dev Set the calling contract's allowance toward `spender` to `value`. If `token` returns no value, * non-reverting calls are assumed to be successful. Meant to be used with tokens that require the approval * to be set to zero before setting it to a non-zero value, such as USDT. * * NOTE: If the token implements ERC-7674, this function will not modify any temporary allowance. This function * only sets the "standard" allowance. Any temporary allowance will remain active, in addition to the value being * set here. */ function forceApprove(IERC20 token, address spender, uint256 value) internal { bytes memory approvalCall = abi.encodeCall(token.approve, (spender, value)); if (!_callOptionalReturnBool(token, approvalCall)) { _callOptionalReturn(token, abi.encodeCall(token.approve, (spender, 0))); _callOptionalReturn(token, approvalCall); } } /** * @dev Performs an {ERC1363} transferAndCall, with a fallback to the simple {ERC20} transfer if the target has no * code. This can be used to implement an {ERC721}-like safe transfer that rely on {ERC1363} checks when * targeting contracts. * * Reverts if the returned value is other than `true`. */ function transferAndCallRelaxed(IERC1363 token, address to, uint256 value, bytes memory data) internal { if (to.code.length == 0) { safeTransfer(token, to, value); } else if (!token.transferAndCall(to, value, data)) { revert SafeERC20FailedOperation(address(token)); } } /** * @dev Performs an {ERC1363} transferFromAndCall, with a fallback to the simple {ERC20} transferFrom if the target * has no code. This can be used to implement an {ERC721}-like safe transfer that rely on {ERC1363} checks when * targeting contracts. * * Reverts if the returned value is other than `true`. */ function transferFromAndCallRelaxed( IERC1363 token, address from, address to, uint256 value, bytes memory data ) internal { if (to.code.length == 0) { safeTransferFrom(token, from, to, value); } else if (!token.transferFromAndCall(from, to, value, data)) { revert SafeERC20FailedOperation(address(token)); } } /** * @dev Performs an {ERC1363} approveAndCall, with a fallback to the simple {ERC20} approve if the target has no * code. This can be used to implement an {ERC721}-like safe transfer that rely on {ERC1363} checks when * targeting contracts. * * NOTE: When the recipient address (`to`) has no code (i.e. is an EOA), this function behaves as {forceApprove}. * Opposedly, when the recipient address (`to`) has code, this function only attempts to call {ERC1363-approveAndCall} * once without retrying, and relies on the returned value to be true. * * Reverts if the returned value is other than `true`. */ function approveAndCallRelaxed(IERC1363 token, address to, uint256 value, bytes memory data) internal { if (to.code.length == 0) { forceApprove(token, to, value); } else if (!token.approveAndCall(to, value, data)) { revert SafeERC20FailedOperation(address(token)); } } /** * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement * on the return value: the return value is optional (but if data is returned, it must not be false). * @param token The token targeted by the call. * @param data The call data (encoded using abi.encode or one of its variants). * * This is a variant of {_callOptionalReturnBool} that reverts if call fails to meet the requirements. */ function _callOptionalReturn(IERC20 token, bytes memory data) private { uint256 returnSize; uint256 returnValue; assembly ("memory-safe") { let success := call(gas(), token, 0, add(data, 0x20), mload(data), 0, 0x20) // bubble errors if iszero(success) { let ptr := mload(0x40) returndatacopy(ptr, 0, returndatasize()) revert(ptr, returndatasize()) } returnSize := returndatasize() returnValue := mload(0) } if (returnSize == 0 ? address(token).code.length == 0 : returnValue != 1) { revert SafeERC20FailedOperation(address(token)); } } /** * @dev Imitates a Solidity high-level call (i.e. a regular function call to a contract), relaxing the requirement * on the return value: the return value is optional (but if data is returned, it must not be false). * @param token The token targeted by the call. * @param data The call data (encoded using abi.encode or one of its variants). * * This is a variant of {_callOptionalReturn} that silently catches all reverts and returns a bool instead. */ function _callOptionalReturnBool(IERC20 token, bytes memory data) private returns (bool) { bool success; uint256 returnSize; uint256 returnValue; assembly ("memory-safe") { success := call(gas(), token, 0, add(data, 0x20), mload(data), 0, 0x20) returnSize := returndatasize() returnValue := mload(0) } return success && (returnSize == 0 ? address(token).code.length > 0 : returnValue == 1); } }node_modules/@openzeppelin/contracts/utils/Address.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.4.0) (utils/Address.sol) pragma solidity ^0.8.20; import {Errors} from "./Errors.sol"; /** * @dev Collection of functions related to the address type */ library Address { /** * @dev There's no code at `target` (it is not a contract). */ error AddressEmptyCode(address target); /** * @dev Replacement for Solidity's `transfer`: sends `amount` wei to * `recipient`, forwarding all available gas and reverting on errors. * * https://eips.ethereum.org/EIPS/eip-1884[EIP1884] increases the gas cost * of certain opcodes, possibly making contracts go over the 2300 gas limit * imposed by `transfer`, making them unable to receive funds via * `transfer`. {sendValue} removes this limitation. * * https://consensys.net/diligence/blog/2019/09/stop-using-soliditys-transfer-now/[Learn more]. * * IMPORTANT: because control is transferred to `recipient`, care must be * taken to not create reentrancy vulnerabilities. Consider using * {ReentrancyGuard} or the * https://solidity.readthedocs.io/en/v0.8.20/security-considerations.html#use-the-checks-effects-interactions-pattern[checks-effects-interactions pattern]. */ function sendValue(address payable recipient, uint256 amount) internal { if (address(this).balance < amount) { revert Errors.InsufficientBalance(address(this).balance, amount); } (bool success, bytes memory returndata) = recipient.call{value: amount}(""); if (!success) { _revert(returndata); } } /** * @dev Performs a Solidity function call using a low level `call`. A * plain `call` is an unsafe replacement for a function call: use this * function instead. * * If `target` reverts with a revert reason or custom error, it is bubbled * up by this function (like regular Solidity function calls). However, if * the call reverted with no returned reason, this function reverts with a * {Errors.FailedCall} error. * * Returns the raw returned data. To convert to the expected return value, * use https://solidity.readthedocs.io/en/latest/units-and-global-variables.html?highlight=abi.decode#abi-encoding-and-decoding-functions[`abi.decode`]. * * Requirements: * * - `target` must be a contract. * - calling `target` with `data` must not revert. */ function functionCall(address target, bytes memory data) internal returns (bytes memory) { return functionCallWithValue(target, data, 0); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but also transferring `value` wei to `target`. * * Requirements: * * - the calling contract must have an ETH balance of at least `value`. * - the called Solidity function must be `payable`. */ function functionCallWithValue(address target, bytes memory data, uint256 value) internal returns (bytes memory) { if (address(this).balance < value) { revert Errors.InsufficientBalance(address(this).balance, value); } (bool success, bytes memory returndata) = target.call{value: value}(data); return verifyCallResultFromTarget(target, success, returndata); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a static call. */ function functionStaticCall(address target, bytes memory data) internal view returns (bytes memory) { (bool success, bytes memory returndata) = target.staticcall(data); return verifyCallResultFromTarget(target, success, returndata); } /** * @dev Same as {xref-Address-functionCall-address-bytes-}[`functionCall`], * but performing a delegate call. */ function functionDelegateCall(address target, bytes memory data) internal returns (bytes memory) { (bool success, bytes memory returndata) = target.delegatecall(data); return verifyCallResultFromTarget(target, success, returndata); } /** * @dev Tool to verify that a low level call to smart-contract was successful, and reverts if the target * was not a contract or bubbling up the revert reason (falling back to {Errors.FailedCall}) in case * of an unsuccessful call. */ function verifyCallResultFromTarget( address target, bool success, bytes memory returndata ) internal view returns (bytes memory) { if (!success) { _revert(returndata); } else { // only check if target is a contract if the call was successful and the return data is empty // otherwise we already know that it was a contract if (returndata.length == 0 && target.code.length == 0) { revert AddressEmptyCode(target); } return returndata; } } /** * @dev Tool to verify that a low level call was successful, and reverts if it wasn't, either by bubbling the * revert reason or with a default {Errors.FailedCall} error. */ function verifyCallResult(bool success, bytes memory returndata) internal pure returns (bytes memory) { if (!success) { _revert(returndata); } else { return returndata; } } /** * @dev Reverts with returndata if present. Otherwise reverts with {Errors.FailedCall}. */ function _revert(bytes memory returndata) private pure { // Look for revert reason and bubble it up if present if (returndata.length > 0) { // The easiest way to bubble the revert reason is using memory via assembly assembly ("memory-safe") { revert(add(returndata, 0x20), mload(returndata)) } } else { revert Errors.FailedCall(); } } }node_modules/@openzeppelin/contracts/utils/Arrays.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.4.0) (utils/Arrays.sol) // This file was procedurally generated from scripts/generate/templates/Arrays.js. pragma solidity ^0.8.20; import {Comparators} from "./Comparators.sol"; import {SlotDerivation} from "./SlotDerivation.sol"; import {StorageSlot} from "./StorageSlot.sol"; import {Math} from "./math/Math.sol"; /** * @dev Collection of functions related to array types. */ library Arrays { using SlotDerivation for bytes32; using StorageSlot for bytes32; /** * @dev Sort an array of uint256 (in memory) following the provided comparator function. * * This function does the sorting "in place", meaning that it overrides the input. The object is returned for * convenience, but that returned value can be discarded safely if the caller has a memory pointer to the array. * * NOTE: this function's cost is `O(n · log(n))` in average and `O(n²)` in the worst case, with n the length of the * array. Using it in view functions that are executed through `eth_call` is safe, but one should be very careful * when executing this as part of a transaction. If the array being sorted is too large, the sort operation may * consume more gas than is available in a block, leading to potential DoS. * * IMPORTANT: Consider memory side-effects when using custom comparator functions that access memory in an unsafe way. */ function sort( uint256[] memory array, function(uint256, uint256) pure returns (bool) comp ) internal pure returns (uint256[] memory) { _quickSort(_begin(array), _end(array), comp); return array; } /** * @dev Variant of {sort} that sorts an array of uint256 in increasing order. */ function sort(uint256[] memory array) internal pure returns (uint256[] memory) { sort(array, Comparators.lt); return array; } /** * @dev Sort an array of address (in memory) following the provided comparator function. * * This function does the sorting "in place", meaning that it overrides the input. The object is returned for * convenience, but that returned value can be discarded safely if the caller has a memory pointer to the array. * * NOTE: this function's cost is `O(n · log(n))` in average and `O(n²)` in the worst case, with n the length of the * array. Using it in view functions that are executed through `eth_call` is safe, but one should be very careful * when executing this as part of a transaction. If the array being sorted is too large, the sort operation may * consume more gas than is available in a block, leading to potential DoS. * * IMPORTANT: Consider memory side-effects when using custom comparator functions that access memory in an unsafe way. */ function sort( address[] memory array, function(address, address) pure returns (bool) comp ) internal pure returns (address[] memory) { sort(_castToUint256Array(array), _castToUint256Comp(comp)); return array; } /** * @dev Variant of {sort} that sorts an array of address in increasing order. */ function sort(address[] memory array) internal pure returns (address[] memory) { sort(_castToUint256Array(array), Comparators.lt); return array; } /** * @dev Sort an array of bytes32 (in memory) following the provided comparator function. * * This function does the sorting "in place", meaning that it overrides the input. The object is returned for * convenience, but that returned value can be discarded safely if the caller has a memory pointer to the array. * * NOTE: this function's cost is `O(n · log(n))` in average and `O(n²)` in the worst case, with n the length of the * array. Using it in view functions that are executed through `eth_call` is safe, but one should be very careful * when executing this as part of a transaction. If the array being sorted is too large, the sort operation may * consume more gas than is available in a block, leading to potential DoS. * * IMPORTANT: Consider memory side-effects when using custom comparator functions that access memory in an unsafe way. */ function sort( bytes32[] memory array, function(bytes32, bytes32) pure returns (bool) comp ) internal pure returns (bytes32[] memory) { sort(_castToUint256Array(array), _castToUint256Comp(comp)); return array; } /** * @dev Variant of {sort} that sorts an array of bytes32 in increasing order. */ function sort(bytes32[] memory array) internal pure returns (bytes32[] memory) { sort(_castToUint256Array(array), Comparators.lt); return array; } /** * @dev Performs a quick sort of a segment of memory. The segment sorted starts at `begin` (inclusive), and stops * at end (exclusive). Sorting follows the `comp` comparator. * * Invariant: `begin <= end`. This is the case when initially called by {sort} and is preserved in subcalls. * * IMPORTANT: Memory locations between `begin` and `end` are not validated/zeroed. This function should * be used only if the limits are within a memory array. */ function _quickSort(uint256 begin, uint256 end, function(uint256, uint256) pure returns (bool) comp) private pure { unchecked { if (end - begin < 0x40) return; // Use first element as pivot uint256 pivot = _mload(begin); // Position where the pivot should be at the end of the loop uint256 pos = begin; for (uint256 it = begin + 0x20; it < end; it += 0x20) { if (comp(_mload(it), pivot)) { // If the value stored at the iterator's position comes before the pivot, we increment the // position of the pivot and move the value there. pos += 0x20; _swap(pos, it); } } _swap(begin, pos); // Swap pivot into place _quickSort(begin, pos, comp); // Sort the left side of the pivot _quickSort(pos + 0x20, end, comp); // Sort the right side of the pivot } } /** * @dev Pointer to the memory location of the first element of `array`. */ function _begin(uint256[] memory array) private pure returns (uint256 ptr) { assembly ("memory-safe") { ptr := add(array, 0x20) } } /** * @dev Pointer to the memory location of the first memory word (32bytes) after `array`. This is the memory word * that comes just after the last element of the array. */ function _end(uint256[] memory array) private pure returns (uint256 ptr) { unchecked { return _begin(array) + array.length * 0x20; } } /** * @dev Load memory word (as a uint256) at location `ptr`. */ function _mload(uint256 ptr) private pure returns (uint256 value) { assembly { value := mload(ptr) } } /** * @dev Swaps the elements memory location `ptr1` and `ptr2`. */ function _swap(uint256 ptr1, uint256 ptr2) private pure { assembly { let value1 := mload(ptr1) let value2 := mload(ptr2) mstore(ptr1, value2) mstore(ptr2, value1) } } /// @dev Helper: low level cast address memory array to uint256 memory array function _castToUint256Array(address[] memory input) private pure returns (uint256[] memory output) { assembly { output := input } } /// @dev Helper: low level cast bytes32 memory array to uint256 memory array function _castToUint256Array(bytes32[] memory input) private pure returns (uint256[] memory output) { assembly { output := input } } /// @dev Helper: low level cast address comp function to uint256 comp function function _castToUint256Comp( function(address, address) pure returns (bool) input ) private pure returns (function(uint256, uint256) pure returns (bool) output) { assembly { output := input } } /// @dev Helper: low level cast bytes32 comp function to uint256 comp function function _castToUint256Comp( function(bytes32, bytes32) pure returns (bool) input ) private pure returns (function(uint256, uint256) pure returns (bool) output) { assembly { output := input } } /** * @dev Searches a sorted `array` and returns the first index that contains * a value greater or equal to `element`. If no such index exists (i.e. all * values in the array are strictly less than `element`), the array length is * returned. Time complexity O(log n). * * NOTE: The `array` is expected to be sorted in ascending order, and to * contain no repeated elements. * * IMPORTANT: Deprecated. This implementation behaves as {lowerBound} but lacks * support for repeated elements in the array. The {lowerBound} function should * be used instead. */ function findUpperBound(uint256[] storage array, uint256 element) internal view returns (uint256) { uint256 low = 0; uint256 high = array.length; if (high == 0) { return 0; } while (low < high) { uint256 mid = Math.average(low, high); // Note that mid will always be strictly less than high (i.e. it will be a valid array index) // because Math.average rounds towards zero (it does integer division with truncation). if (unsafeAccess(array, mid).value > element) { high = mid; } else { low = mid + 1; } } // At this point `low` is the exclusive upper bound. We will return the inclusive upper bound. if (low > 0 && unsafeAccess(array, low - 1).value == element) { return low - 1; } else { return low; } } /** * @dev Searches an `array` sorted in ascending order and returns the first * index that contains a value greater or equal than `element`. If no such index * exists (i.e. all values in the array are strictly less than `element`), the array * length is returned. Time complexity O(log n). * * See C++'s https://en.cppreference.com/w/cpp/algorithm/lower_bound[lower_bound]. */ function lowerBound(uint256[] storage array, uint256 element) internal view returns (uint256) { uint256 low = 0; uint256 high = array.length; if (high == 0) { return 0; } while (low < high) { uint256 mid = Math.average(low, high); // Note that mid will always be strictly less than high (i.e. it will be a valid array index) // because Math.average rounds towards zero (it does integer division with truncation). if (unsafeAccess(array, mid).value < element) { // this cannot overflow because mid < high unchecked { low = mid + 1; } } else { high = mid; } } return low; } /** * @dev Searches an `array` sorted in ascending order and returns the first * index that contains a value strictly greater than `element`. If no such index * exists (i.e. all values in the array are strictly less than `element`), the array * length is returned. Time complexity O(log n). * * See C++'s https://en.cppreference.com/w/cpp/algorithm/upper_bound[upper_bound]. */ function upperBound(uint256[] storage array, uint256 element) internal view returns (uint256) { uint256 low = 0; uint256 high = array.length; if (high == 0) { return 0; } while (low < high) { uint256 mid = Math.average(low, high); // Note that mid will always be strictly less than high (i.e. it will be a valid array index) // because Math.average rounds towards zero (it does integer division with truncation). if (unsafeAccess(array, mid).value > element) { high = mid; } else { // this cannot overflow because mid < high unchecked { low = mid + 1; } } } return low; } /** * @dev Same as {lowerBound}, but with an array in memory. */ function lowerBoundMemory(uint256[] memory array, uint256 element) internal pure returns (uint256) { uint256 low = 0; uint256 high = array.length; if (high == 0) { return 0; } while (low < high) { uint256 mid = Math.average(low, high); // Note that mid will always be strictly less than high (i.e. it will be a valid array index) // because Math.average rounds towards zero (it does integer division with truncation). if (unsafeMemoryAccess(array, mid) < element) { // this cannot overflow because mid < high unchecked { low = mid + 1; } } else { high = mid; } } return low; } /** * @dev Same as {upperBound}, but with an array in memory. */ function upperBoundMemory(uint256[] memory array, uint256 element) internal pure returns (uint256) { uint256 low = 0; uint256 high = array.length; if (high == 0) { return 0; } while (low < high) { uint256 mid = Math.average(low, high); // Note that mid will always be strictly less than high (i.e. it will be a valid array index) // because Math.average rounds towards zero (it does integer division with truncation). if (unsafeMemoryAccess(array, mid) > element) { high = mid; } else { // this cannot overflow because mid < high unchecked { low = mid + 1; } } } return low; } /** * @dev Access an array in an "unsafe" way. Skips solidity "index-out-of-range" check. * * WARNING: Only use if you are certain `pos` is lower than the array length. */ function unsafeAccess(address[] storage arr, uint256 pos) internal pure returns (StorageSlot.AddressSlot storage) { bytes32 slot; assembly ("memory-safe") { slot := arr.slot } return slot.deriveArray().offset(pos).getAddressSlot(); } /** * @dev Access an array in an "unsafe" way. Skips solidity "index-out-of-range" check. * * WARNING: Only use if you are certain `pos` is lower than the array length. */ function unsafeAccess(bytes32[] storage arr, uint256 pos) internal pure returns (StorageSlot.Bytes32Slot storage) { bytes32 slot; assembly ("memory-safe") { slot := arr.slot } return slot.deriveArray().offset(pos).getBytes32Slot(); } /** * @dev Access an array in an "unsafe" way. Skips solidity "index-out-of-range" check. * * WARNING: Only use if you are certain `pos` is lower than the array length. */ function unsafeAccess(uint256[] storage arr, uint256 pos) internal pure returns (StorageSlot.Uint256Slot storage) { bytes32 slot; assembly ("memory-safe") { slot := arr.slot } return slot.deriveArray().offset(pos).getUint256Slot(); } /** * @dev Access an array in an "unsafe" way. Skips solidity "index-out-of-range" check. * * WARNING: Only use if you are certain `pos` is lower than the array length. */ function unsafeAccess(bytes[] storage arr, uint256 pos) internal pure returns (StorageSlot.BytesSlot storage) { bytes32 slot; assembly ("memory-safe") { slot := arr.slot } return slot.deriveArray().offset(pos).getBytesSlot(); } /** * @dev Access an array in an "unsafe" way. Skips solidity "index-out-of-range" check. * * WARNING: Only use if you are certain `pos` is lower than the array length. */ function unsafeAccess(string[] storage arr, uint256 pos) internal pure returns (StorageSlot.StringSlot storage) { bytes32 slot; assembly ("memory-safe") { slot := arr.slot } return slot.deriveArray().offset(pos).getStringSlot(); } /** * @dev Access an array in an "unsafe" way. Skips solidity "index-out-of-range" check. * * WARNING: Only use if you are certain `pos` is lower than the array length. */ function unsafeMemoryAccess(address[] memory arr, uint256 pos) internal pure returns (address res) { assembly { res := mload(add(add(arr, 0x20), mul(pos, 0x20))) } } /** * @dev Access an array in an "unsafe" way. Skips solidity "index-out-of-range" check. * * WARNING: Only use if you are certain `pos` is lower than the array length. */ function unsafeMemoryAccess(bytes32[] memory arr, uint256 pos) internal pure returns (bytes32 res) { assembly { res := mload(add(add(arr, 0x20), mul(pos, 0x20))) } } /** * @dev Access an array in an "unsafe" way. Skips solidity "index-out-of-range" check. * * WARNING: Only use if you are certain `pos` is lower than the array length. */ function unsafeMemoryAccess(uint256[] memory arr, uint256 pos) internal pure returns (uint256 res) { assembly { res := mload(add(add(arr, 0x20), mul(pos, 0x20))) } } /** * @dev Access an array in an "unsafe" way. Skips solidity "index-out-of-range" check. * * WARNING: Only use if you are certain `pos` is lower than the array length. */ function unsafeMemoryAccess(bytes[] memory arr, uint256 pos) internal pure returns (bytes memory res) { assembly { res := mload(add(add(arr, 0x20), mul(pos, 0x20))) } } /** * @dev Access an array in an "unsafe" way. Skips solidity "index-out-of-range" check. * * WARNING: Only use if you are certain `pos` is lower than the array length. */ function unsafeMemoryAccess(string[] memory arr, uint256 pos) internal pure returns (string memory res) { assembly { res := mload(add(add(arr, 0x20), mul(pos, 0x20))) } } /** * @dev Helper to set the length of a dynamic array. Directly writing to `.length` is forbidden. * * WARNING: this does not clear elements if length is reduced, of initialize elements if length is increased. */ function unsafeSetLength(address[] storage array, uint256 len) internal { assembly ("memory-safe") { sstore(array.slot, len) } } /** * @dev Helper to set the length of a dynamic array. Directly writing to `.length` is forbidden. * * WARNING: this does not clear elements if length is reduced, of initialize elements if length is increased. */ function unsafeSetLength(bytes32[] storage array, uint256 len) internal { assembly ("memory-safe") { sstore(array.slot, len) } } /** * @dev Helper to set the length of a dynamic array. Directly writing to `.length` is forbidden. * * WARNING: this does not clear elements if length is reduced, of initialize elements if length is increased. */ function unsafeSetLength(uint256[] storage array, uint256 len) internal { assembly ("memory-safe") { sstore(array.slot, len) } } /** * @dev Helper to set the length of a dynamic array. Directly writing to `.length` is forbidden. * * WARNING: this does not clear elements if length is reduced, of initialize elements if length is increased. */ function unsafeSetLength(bytes[] storage array, uint256 len) internal { assembly ("memory-safe") { sstore(array.slot, len) } } /** * @dev Helper to set the length of a dynamic array. Directly writing to `.length` is forbidden. * * WARNING: this does not clear elements if length is reduced, of initialize elements if length is increased. */ function unsafeSetLength(string[] storage array, uint256 len) internal { assembly ("memory-safe") { sstore(array.slot, len) } } }node_modules/@openzeppelin/contracts/utils/Comparators.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.1.0) (utils/Comparators.sol) pragma solidity ^0.8.20; /** * @dev Provides a set of functions to compare values. * * _Available since v5.1._ */ library Comparators { function lt(uint256 a, uint256 b) internal pure returns (bool) { return a < b; } function gt(uint256 a, uint256 b) internal pure returns (bool) { return a > b; } }node_modules/@openzeppelin/contracts/utils/Errors.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.1.0) (utils/Errors.sol) pragma solidity ^0.8.20; /** * @dev Collection of common custom errors used in multiple contracts * * IMPORTANT: Backwards compatibility is not guaranteed in future versions of the library. * It is recommended to avoid relying on the error API for critical functionality. * * _Available since v5.1._ */ library Errors { /** * @dev The ETH balance of the account is not enough to perform the operation. */ error InsufficientBalance(uint256 balance, uint256 needed); /** * @dev A call to an address target failed. The target may have reverted. */ error FailedCall(); /** * @dev The deployment failed. */ error FailedDeployment(); /** * @dev A necessary precompile is missing. */ error MissingPrecompile(address); }node_modules/@openzeppelin/contracts/utils/Panic.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.1.0) (utils/Panic.sol) pragma solidity ^0.8.20; /** * @dev Helper library for emitting standardized panic codes. * * ```solidity * contract Example { * using Panic for uint256; * * // Use any of the declared internal constants * function foo() { Panic.GENERIC.panic(); } * * // Alternatively * function foo() { Panic.panic(Panic.GENERIC); } * } * ``` * * Follows the list from https://github.com/ethereum/solidity/blob/v0.8.24/libsolutil/ErrorCodes.h[libsolutil]. * * _Available since v5.1._ */ // slither-disable-next-line unused-state library Panic { /// @dev generic / unspecified error uint256 internal constant GENERIC = 0x00; /// @dev used by the assert() builtin uint256 internal constant ASSERT = 0x01; /// @dev arithmetic underflow or overflow uint256 internal constant UNDER_OVERFLOW = 0x11; /// @dev division or modulo by zero uint256 internal constant DIVISION_BY_ZERO = 0x12; /// @dev enum conversion error uint256 internal constant ENUM_CONVERSION_ERROR = 0x21; /// @dev invalid encoding in storage uint256 internal constant STORAGE_ENCODING_ERROR = 0x22; /// @dev empty array pop uint256 internal constant EMPTY_ARRAY_POP = 0x31; /// @dev array out of bounds access uint256 internal constant ARRAY_OUT_OF_BOUNDS = 0x32; /// @dev resource error (too large allocation or too large array) uint256 internal constant RESOURCE_ERROR = 0x41; /// @dev calling invalid internal function uint256 internal constant INVALID_INTERNAL_FUNCTION = 0x51; /// @dev Reverts with a panic code. Recommended to use with /// the internal constants with predefined codes. function panic(uint256 code) internal pure { assembly ("memory-safe") { mstore(0x00, 0x4e487b71) mstore(0x20, code) revert(0x1c, 0x24) } } }node_modules/@openzeppelin/contracts/utils/SlotDerivation.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.3.0) (utils/SlotDerivation.sol) // This file was procedurally generated from scripts/generate/templates/SlotDerivation.js. pragma solidity ^0.8.20; /** * @dev Library for computing storage (and transient storage) locations from namespaces and deriving slots * corresponding to standard patterns. The derivation method for array and mapping matches the storage layout used by * the solidity language / compiler. * * See https://docs.soliditylang.org/en/v0.8.20/internals/layout_in_storage.html#mappings-and-dynamic-arrays[Solidity docs for mappings and dynamic arrays.]. * * Example usage: * ```solidity * contract Example { * // Add the library methods * using StorageSlot for bytes32; * using SlotDerivation for bytes32; * * // Declare a namespace * string private constant _NAMESPACE = "<namespace>"; // eg. OpenZeppelin.Slot * * function setValueInNamespace(uint256 key, address newValue) internal { * _NAMESPACE.erc7201Slot().deriveMapping(key).getAddressSlot().value = newValue; * } * * function getValueInNamespace(uint256 key) internal view returns (address) { * return _NAMESPACE.erc7201Slot().deriveMapping(key).getAddressSlot().value; * } * } * ``` * * TIP: Consider using this library along with {StorageSlot}. * * NOTE: This library provides a way to manipulate storage locations in a non-standard way. Tooling for checking * upgrade safety will ignore the slots accessed through this library. * * _Available since v5.1._ */ library SlotDerivation { /** * @dev Derive an ERC-7201 slot from a string (namespace). */ function erc7201Slot(string memory namespace) internal pure returns (bytes32 slot) { assembly ("memory-safe") { mstore(0x00, sub(keccak256(add(namespace, 0x20), mload(namespace)), 1)) slot := and(keccak256(0x00, 0x20), not(0xff)) } } /** * @dev Add an offset to a slot to get the n-th element of a structure or an array. */ function offset(bytes32 slot, uint256 pos) internal pure returns (bytes32 result) { unchecked { return bytes32(uint256(slot) + pos); } } /** * @dev Derive the location of the first element in an array from the slot where the length is stored. */ function deriveArray(bytes32 slot) internal pure returns (bytes32 result) { assembly ("memory-safe") { mstore(0x00, slot) result := keccak256(0x00, 0x20) } } /** * @dev Derive the location of a mapping element from the key. */ function deriveMapping(bytes32 slot, address key) internal pure returns (bytes32 result) { assembly ("memory-safe") { mstore(0x00, and(key, shr(96, not(0)))) mstore(0x20, slot) result := keccak256(0x00, 0x40) } } /** * @dev Derive the location of a mapping element from the key. */ function deriveMapping(bytes32 slot, bool key) internal pure returns (bytes32 result) { assembly ("memory-safe") { mstore(0x00, iszero(iszero(key))) mstore(0x20, slot) result := keccak256(0x00, 0x40) } } /** * @dev Derive the location of a mapping element from the key. */ function deriveMapping(bytes32 slot, bytes32 key) internal pure returns (bytes32 result) { assembly ("memory-safe") { mstore(0x00, key) mstore(0x20, slot) result := keccak256(0x00, 0x40) } } /** * @dev Derive the location of a mapping element from the key. */ function deriveMapping(bytes32 slot, uint256 key) internal pure returns (bytes32 result) { assembly ("memory-safe") { mstore(0x00, key) mstore(0x20, slot) result := keccak256(0x00, 0x40) } } /** * @dev Derive the location of a mapping element from the key. */ function deriveMapping(bytes32 slot, int256 key) internal pure returns (bytes32 result) { assembly ("memory-safe") { mstore(0x00, key) mstore(0x20, slot) result := keccak256(0x00, 0x40) } } /** * @dev Derive the location of a mapping element from the key. */ function deriveMapping(bytes32 slot, string memory key) internal pure returns (bytes32 result) { assembly ("memory-safe") { let length := mload(key) let begin := add(key, 0x20) let end := add(begin, length) let cache := mload(end) mstore(end, slot) result := keccak256(begin, add(length, 0x20)) mstore(end, cache) } } /** * @dev Derive the location of a mapping element from the key. */ function deriveMapping(bytes32 slot, bytes memory key) internal pure returns (bytes32 result) { assembly ("memory-safe") { let length := mload(key) let begin := add(key, 0x20) let end := add(begin, length) let cache := mload(end) mstore(end, slot) result := keccak256(begin, add(length, 0x20)) mstore(end, cache) } } }node_modules/@openzeppelin/contracts/utils/StorageSlot.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.1.0) (utils/StorageSlot.sol) // This file was procedurally generated from scripts/generate/templates/StorageSlot.js. pragma solidity ^0.8.20; /** * @dev Library for reading and writing primitive types to specific storage slots. * * Storage slots are often used to avoid storage conflict when dealing with upgradeable contracts. * This library helps with reading and writing to such slots without the need for inline assembly. * * The functions in this library return Slot structs that contain a `value` member that can be used to read or write. * * Example usage to set ERC-1967 implementation slot: * ```solidity * contract ERC1967 { * // Define the slot. Alternatively, use the SlotDerivation library to derive the slot. * bytes32 internal constant _IMPLEMENTATION_SLOT = 0x360894a13ba1a3210667c828492db98dca3e2076cc3735a920a3ca505d382bbc; * * function _getImplementation() internal view returns (address) { * return StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value; * } * * function _setImplementation(address newImplementation) internal { * require(newImplementation.code.length > 0); * StorageSlot.getAddressSlot(_IMPLEMENTATION_SLOT).value = newImplementation; * } * } * ``` * * TIP: Consider using this library along with {SlotDerivation}. */ library StorageSlot { struct AddressSlot { address value; } struct BooleanSlot { bool value; } struct Bytes32Slot { bytes32 value; } struct Uint256Slot { uint256 value; } struct Int256Slot { int256 value; } struct StringSlot { string value; } struct BytesSlot { bytes value; } /** * @dev Returns an `AddressSlot` with member `value` located at `slot`. */ function getAddressSlot(bytes32 slot) internal pure returns (AddressSlot storage r) { assembly ("memory-safe") { r.slot := slot } } /** * @dev Returns a `BooleanSlot` with member `value` located at `slot`. */ function getBooleanSlot(bytes32 slot) internal pure returns (BooleanSlot storage r) { assembly ("memory-safe") { r.slot := slot } } /** * @dev Returns a `Bytes32Slot` with member `value` located at `slot`. */ function getBytes32Slot(bytes32 slot) internal pure returns (Bytes32Slot storage r) { assembly ("memory-safe") { r.slot := slot } } /** * @dev Returns a `Uint256Slot` with member `value` located at `slot`. */ function getUint256Slot(bytes32 slot) internal pure returns (Uint256Slot storage r) { assembly ("memory-safe") { r.slot := slot } } /** * @dev Returns a `Int256Slot` with member `value` located at `slot`. */ function getInt256Slot(bytes32 slot) internal pure returns (Int256Slot storage r) { assembly ("memory-safe") { r.slot := slot } } /** * @dev Returns a `StringSlot` with member `value` located at `slot`. */ function getStringSlot(bytes32 slot) internal pure returns (StringSlot storage r) { assembly ("memory-safe") { r.slot := slot } } /** * @dev Returns an `StringSlot` representation of the string storage pointer `store`. */ function getStringSlot(string storage store) internal pure returns (StringSlot storage r) { assembly ("memory-safe") { r.slot := store.slot } } /** * @dev Returns a `BytesSlot` with member `value` located at `slot`. */ function getBytesSlot(bytes32 slot) internal pure returns (BytesSlot storage r) { assembly ("memory-safe") { r.slot := slot } } /** * @dev Returns an `BytesSlot` representation of the bytes storage pointer `store`. */ function getBytesSlot(bytes storage store) internal pure returns (BytesSlot storage r) { assembly ("memory-safe") { r.slot := store.slot } } }node_modules/@openzeppelin/contracts/utils/introspection/IERC165.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.4.0) (utils/introspection/IERC165.sol) pragma solidity >=0.4.16; /** * @dev Interface of the ERC-165 standard, as defined in the * https://eips.ethereum.org/EIPS/eip-165[ERC]. * * Implementers can declare support of contract interfaces, which can then be * queried by others ({ERC165Checker}). * * For an implementation, see {ERC165}. */ interface IERC165 { /** * @dev Returns true if this contract implements the interface defined by * `interfaceId`. See the corresponding * https://eips.ethereum.org/EIPS/eip-165#how-interfaces-are-identified[ERC section] * to learn more about how these ids are created. * * This function call must use less than 30 000 gas. */ function supportsInterface(bytes4 interfaceId) external view returns (bool); }node_modules/@openzeppelin/contracts/utils/math/Math.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.3.0) (utils/math/Math.sol) pragma solidity ^0.8.20; import {Panic} from "../Panic.sol"; import {SafeCast} from "./SafeCast.sol"; /** * @dev Standard math utilities missing in the Solidity language. */ library Math { enum Rounding { Floor, // Toward negative infinity Ceil, // Toward positive infinity Trunc, // Toward zero Expand // Away from zero } /** * @dev Return the 512-bit addition of two uint256. * * The result is stored in two 256 variables such that sum = high * 2²⁵⁶ + low. */ function add512(uint256 a, uint256 b) internal pure returns (uint256 high, uint256 low) { assembly ("memory-safe") { low := add(a, b) high := lt(low, a) } } /** * @dev Return the 512-bit multiplication of two uint256. * * The result is stored in two 256 variables such that product = high * 2²⁵⁶ + low. */ function mul512(uint256 a, uint256 b) internal pure returns (uint256 high, uint256 low) { // 512-bit multiply [high low] = x * y. Compute the product mod 2²⁵⁶ and mod 2²⁵⁶ - 1, then use // the Chinese Remainder Theorem to reconstruct the 512 bit result. The result is stored in two 256 // variables such that product = high * 2²⁵⁶ + low. assembly ("memory-safe") { let mm := mulmod(a, b, not(0)) low := mul(a, b) high := sub(sub(mm, low), lt(mm, low)) } } /** * @dev Returns the addition of two unsigned integers, with a success flag (no overflow). */ function tryAdd(uint256 a, uint256 b) internal pure returns (bool success, uint256 result) { unchecked { uint256 c = a + b; success = c >= a; result = c * SafeCast.toUint(success); } } /** * @dev Returns the subtraction of two unsigned integers, with a success flag (no overflow). */ function trySub(uint256 a, uint256 b) internal pure returns (bool success, uint256 result) { unchecked { uint256 c = a - b; success = c <= a; result = c * SafeCast.toUint(success); } } /** * @dev Returns the multiplication of two unsigned integers, with a success flag (no overflow). */ function tryMul(uint256 a, uint256 b) internal pure returns (bool success, uint256 result) { unchecked { uint256 c = a * b; assembly ("memory-safe") { // Only true when the multiplication doesn't overflow // (c / a == b) || (a == 0) success := or(eq(div(c, a), b), iszero(a)) } // equivalent to: success ? c : 0 result = c * SafeCast.toUint(success); } } /** * @dev Returns the division of two unsigned integers, with a success flag (no division by zero). */ function tryDiv(uint256 a, uint256 b) internal pure returns (bool success, uint256 result) { unchecked { success = b > 0; assembly ("memory-safe") { // The `DIV` opcode returns zero when the denominator is 0. result := div(a, b) } } } /** * @dev Returns the remainder of dividing two unsigned integers, with a success flag (no division by zero). */ function tryMod(uint256 a, uint256 b) internal pure returns (bool success, uint256 result) { unchecked { success = b > 0; assembly ("memory-safe") { // The `MOD` opcode returns zero when the denominator is 0. result := mod(a, b) } } } /** * @dev Unsigned saturating addition, bounds to `2²⁵⁶ - 1` instead of overflowing. */ function saturatingAdd(uint256 a, uint256 b) internal pure returns (uint256) { (bool success, uint256 result) = tryAdd(a, b); return ternary(success, result, type(uint256).max); } /** * @dev Unsigned saturating subtraction, bounds to zero instead of overflowing. */ function saturatingSub(uint256 a, uint256 b) internal pure returns (uint256) { (, uint256 result) = trySub(a, b); return result; } /** * @dev Unsigned saturating multiplication, bounds to `2²⁵⁶ - 1` instead of overflowing. */ function saturatingMul(uint256 a, uint256 b) internal pure returns (uint256) { (bool success, uint256 result) = tryMul(a, b); return ternary(success, result, type(uint256).max); } /** * @dev Branchless ternary evaluation for `a ? b : c`. Gas costs are constant. * * IMPORTANT: This function may reduce bytecode size and consume less gas when used standalone. * However, the compiler may optimize Solidity ternary operations (i.e. `a ? b : c`) to only compute * one branch when needed, making this function more expensive. */ function ternary(bool condition, uint256 a, uint256 b) internal pure returns (uint256) { unchecked { // branchless ternary works because: // b ^ (a ^ b) == a // b ^ 0 == b return b ^ ((a ^ b) * SafeCast.toUint(condition)); } } /** * @dev Returns the largest of two numbers. */ function max(uint256 a, uint256 b) internal pure returns (uint256) { return ternary(a > b, a, b); } /** * @dev Returns the smallest of two numbers. */ function min(uint256 a, uint256 b) internal pure returns (uint256) { return ternary(a < b, a, b); } /** * @dev Returns the average of two numbers. The result is rounded towards * zero. */ function average(uint256 a, uint256 b) internal pure returns (uint256) { // (a + b) / 2 can overflow. return (a & b) + (a ^ b) / 2; } /** * @dev Returns the ceiling of the division of two numbers. * * This differs from standard division with `/` in that it rounds towards infinity instead * of rounding towards zero. */ function ceilDiv(uint256 a, uint256 b) internal pure returns (uint256) { if (b == 0) { // Guarantee the same behavior as in a regular Solidity division. Panic.panic(Panic.DIVISION_BY_ZERO); } // The following calculation ensures accurate ceiling division without overflow. // Since a is non-zero, (a - 1) / b will not overflow. // The largest possible result occurs when (a - 1) / b is type(uint256).max, // but the largest value we can obtain is type(uint256).max - 1, which happens // when a = type(uint256).max and b = 1. unchecked { return SafeCast.toUint(a > 0) * ((a - 1) / b + 1); } } /** * @dev Calculates floor(x * y / denominator) with full precision. Throws if result overflows a uint256 or * denominator == 0. * * Original credit to Remco Bloemen under MIT license (https://xn--2-umb.com/21/muldiv) with further edits by * Uniswap Labs also under MIT license. */ function mulDiv(uint256 x, uint256 y, uint256 denominator) internal pure returns (uint256 result) { unchecked { (uint256 high, uint256 low) = mul512(x, y); // Handle non-overflow cases, 256 by 256 division. if (high == 0) { // Solidity will revert if denominator == 0, unlike the div opcode on its own. // The surrounding unchecked block does not change this fact. // See https://docs.soliditylang.org/en/latest/control-structures.html#checked-or-unchecked-arithmetic. return low / denominator; } // Make sure the result is less than 2²⁵⁶. Also prevents denominator == 0. if (denominator <= high) { Panic.panic(ternary(denominator == 0, Panic.DIVISION_BY_ZERO, Panic.UNDER_OVERFLOW)); } /////////////////////////////////////////////// // 512 by 256 division. /////////////////////////////////////////////// // Make division exact by subtracting the remainder from [high low]. uint256 remainder; assembly ("memory-safe") { // Compute remainder using mulmod. remainder := mulmod(x, y, denominator) // Subtract 256 bit number from 512 bit number. high := sub(high, gt(remainder, low)) low := sub(low, remainder) } // Factor powers of two out of denominator and compute largest power of two divisor of denominator. // Always >= 1. See https://cs.stackexchange.com/q/138556/92363. uint256 twos = denominator & (0 - denominator); assembly ("memory-safe") { // Divide denominator by twos. denominator := div(denominator, twos) // Divide [high low] by twos. low := div(low, twos) // Flip twos such that it is 2²⁵⁶ / twos. If twos is zero, then it becomes one. twos := add(div(sub(0, twos), twos), 1) } // Shift in bits from high into low. low |= high * twos; // Invert denominator mod 2²⁵⁶. Now that denominator is an odd number, it has an inverse modulo 2²⁵⁶ such // that denominator * inv ≡ 1 mod 2²⁵⁶. Compute the inverse by starting with a seed that is correct for // four bits. That is, denominator * inv ≡ 1 mod 2⁴. uint256 inverse = (3 * denominator) ^ 2; // Use the Newton-Raphson iteration to improve the precision. Thanks to Hensel's lifting lemma, this also // works in modular arithmetic, doubling the correct bits in each step. inverse *= 2 - denominator * inverse; // inverse mod 2⁸ inverse *= 2 - denominator * inverse; // inverse mod 2¹⁶ inverse *= 2 - denominator * inverse; // inverse mod 2³² inverse *= 2 - denominator * inverse; // inverse mod 2⁶⁴ inverse *= 2 - denominator * inverse; // inverse mod 2¹²⁸ inverse *= 2 - denominator * inverse; // inverse mod 2²⁵⁶ // Because the division is now exact we can divide by multiplying with the modular inverse of denominator. // This will give us the correct result modulo 2²⁵⁶. Since the preconditions guarantee that the outcome is // less than 2²⁵⁶, this is the final result. We don't need to compute the high bits of the result and high // is no longer required. result = low * inverse; return result; } } /** * @dev Calculates x * y / denominator with full precision, following the selected rounding direction. */ function mulDiv(uint256 x, uint256 y, uint256 denominator, Rounding rounding) internal pure returns (uint256) { return mulDiv(x, y, denominator) + SafeCast.toUint(unsignedRoundsUp(rounding) && mulmod(x, y, denominator) > 0); } /** * @dev Calculates floor(x * y >> n) with full precision. Throws if result overflows a uint256. */ function mulShr(uint256 x, uint256 y, uint8 n) internal pure returns (uint256 result) { unchecked { (uint256 high, uint256 low) = mul512(x, y); if (high >= 1 << n) { Panic.panic(Panic.UNDER_OVERFLOW); } return (high << (256 - n)) | (low >> n); } } /** * @dev Calculates x * y >> n with full precision, following the selected rounding direction. */ function mulShr(uint256 x, uint256 y, uint8 n, Rounding rounding) internal pure returns (uint256) { return mulShr(x, y, n) + SafeCast.toUint(unsignedRoundsUp(rounding) && mulmod(x, y, 1 << n) > 0); } /** * @dev Calculate the modular multiplicative inverse of a number in Z/nZ. * * If n is a prime, then Z/nZ is a field. In that case all elements are inversible, except 0. * If n is not a prime, then Z/nZ is not a field, and some elements might not be inversible. * * If the input value is not inversible, 0 is returned. * * NOTE: If you know for sure that n is (big) a prime, it may be cheaper to use Fermat's little theorem and get the * inverse using `Math.modExp(a, n - 2, n)`. See {invModPrime}. */ function invMod(uint256 a, uint256 n) internal pure returns (uint256) { unchecked { if (n == 0) return 0; // The inverse modulo is calculated using the Extended Euclidean Algorithm (iterative version) // Used to compute integers x and y such that: ax + ny = gcd(a, n). // When the gcd is 1, then the inverse of a modulo n exists and it's x. // ax + ny = 1 // ax = 1 + (-y)n // ax ≡ 1 (mod n) # x is the inverse of a modulo n // If the remainder is 0 the gcd is n right away. uint256 remainder = a % n; uint256 gcd = n; // Therefore the initial coefficients are: // ax + ny = gcd(a, n) = n // 0a + 1n = n int256 x = 0; int256 y = 1; while (remainder != 0) { uint256 quotient = gcd / remainder; (gcd, remainder) = ( // The old remainder is the next gcd to try. remainder, // Compute the next remainder. // Can't overflow given that (a % gcd) * (gcd // (a % gcd)) <= gcd // where gcd is at most n (capped to type(uint256).max) gcd - remainder * quotient ); (x, y) = ( // Increment the coefficient of a. y, // Decrement the coefficient of n. // Can overflow, but the result is casted to uint256 so that the // next value of y is "wrapped around" to a value between 0 and n - 1. x - y * int256(quotient) ); } if (gcd != 1) return 0; // No inverse exists. return ternary(x < 0, n - uint256(-x), uint256(x)); // Wrap the result if it's negative. } } /** * @dev Variant of {invMod}. More efficient, but only works if `p` is known to be a prime greater than `2`. * * From https://en.wikipedia.org/wiki/Fermat%27s_little_theorem[Fermat's little theorem], we know that if p is * prime, then `a**(p-1) ≡ 1 mod p`. As a consequence, we have `a * a**(p-2) ≡ 1 mod p`, which means that * `a**(p-2)` is the modular multiplicative inverse of a in Fp. * * NOTE: this function does NOT check that `p` is a prime greater than `2`. */ function invModPrime(uint256 a, uint256 p) internal view returns (uint256) { unchecked { return Math.modExp(a, p - 2, p); } } /** * @dev Returns the modular exponentiation of the specified base, exponent and modulus (b ** e % m) * * Requirements: * - modulus can't be zero * - underlying staticcall to precompile must succeed * * IMPORTANT: The result is only valid if the underlying call succeeds. When using this function, make * sure the chain you're using it on supports the precompiled contract for modular exponentiation * at address 0x05 as specified in https://eips.ethereum.org/EIPS/eip-198[EIP-198]. Otherwise, * the underlying function will succeed given the lack of a revert, but the result may be incorrectly * interpreted as 0. */ function modExp(uint256 b, uint256 e, uint256 m) internal view returns (uint256) { (bool success, uint256 result) = tryModExp(b, e, m); if (!success) { Panic.panic(Panic.DIVISION_BY_ZERO); } return result; } /** * @dev Returns the modular exponentiation of the specified base, exponent and modulus (b ** e % m). * It includes a success flag indicating if the operation succeeded. Operation will be marked as failed if trying * to operate modulo 0 or if the underlying precompile reverted. * * IMPORTANT: The result is only valid if the success flag is true. When using this function, make sure the chain * you're using it on supports the precompiled contract for modular exponentiation at address 0x05 as specified in * https://eips.ethereum.org/EIPS/eip-198[EIP-198]. Otherwise, the underlying function will succeed given the lack * of a revert, but the result may be incorrectly interpreted as 0. */ function tryModExp(uint256 b, uint256 e, uint256 m) internal view returns (bool success, uint256 result) { if (m == 0) return (false, 0); assembly ("memory-safe") { let ptr := mload(0x40) // | Offset | Content | Content (Hex) | // |-----------|------------|--------------------------------------------------------------------| // | 0x00:0x1f | size of b | 0x0000000000000000000000000000000000000000000000000000000000000020 | // | 0x20:0x3f | size of e | 0x0000000000000000000000000000000000000000000000000000000000000020 | // | 0x40:0x5f | size of m | 0x0000000000000000000000000000000000000000000000000000000000000020 | // | 0x60:0x7f | value of b | 0x<.............................................................b> | // | 0x80:0x9f | value of e | 0x<.............................................................e> | // | 0xa0:0xbf | value of m | 0x<.............................................................m> | mstore(ptr, 0x20) mstore(add(ptr, 0x20), 0x20) mstore(add(ptr, 0x40), 0x20) mstore(add(ptr, 0x60), b) mstore(add(ptr, 0x80), e) mstore(add(ptr, 0xa0), m) // Given the result < m, it's guaranteed to fit in 32 bytes, // so we can use the memory scratch space located at offset 0. success := staticcall(gas(), 0x05, ptr, 0xc0, 0x00, 0x20) result := mload(0x00) } } /** * @dev Variant of {modExp} that supports inputs of arbitrary length. */ function modExp(bytes memory b, bytes memory e, bytes memory m) internal view returns (bytes memory) { (bool success, bytes memory result) = tryModExp(b, e, m); if (!success) { Panic.panic(Panic.DIVISION_BY_ZERO); } return result; } /** * @dev Variant of {tryModExp} that supports inputs of arbitrary length. */ function tryModExp( bytes memory b, bytes memory e, bytes memory m ) internal view returns (bool success, bytes memory result) { if (_zeroBytes(m)) return (false, new bytes(0)); uint256 mLen = m.length; // Encode call args in result and move the free memory pointer result = abi.encodePacked(b.length, e.length, mLen, b, e, m); assembly ("memory-safe") { let dataPtr := add(result, 0x20) // Write result on top of args to avoid allocating extra memory. success := staticcall(gas(), 0x05, dataPtr, mload(result), dataPtr, mLen) // Overwrite the length. // result.length > returndatasize() is guaranteed because returndatasize() == m.length mstore(result, mLen) // Set the memory pointer after the returned data. mstore(0x40, add(dataPtr, mLen)) } } /** * @dev Returns whether the provided byte array is zero. */ function _zeroBytes(bytes memory byteArray) private pure returns (bool) { for (uint256 i = 0; i < byteArray.length; ++i) { if (byteArray[i] != 0) { return false; } } return true; } /** * @dev Returns the square root of a number. If the number is not a perfect square, the value is rounded * towards zero. * * This method is based on Newton's method for computing square roots; the algorithm is restricted to only * using integer operations. */ function sqrt(uint256 a) internal pure returns (uint256) { unchecked { // Take care of easy edge cases when a == 0 or a == 1 if (a <= 1) { return a; } // In this function, we use Newton's method to get a root of `f(x) := x² - a`. It involves building a // sequence x_n that converges toward sqrt(a). For each iteration x_n, we also define the error between // the current value as `ε_n = | x_n - sqrt(a) |`. // // For our first estimation, we consider `e` the smallest power of 2 which is bigger than the square root // of the target. (i.e. `2**(e-1) ≤ sqrt(a) < 2**e`). We know that `e ≤ 128` because `(2¹²⁸)² = 2²⁵⁶` is // bigger than any uint256. // // By noticing that // `2**(e-1) ≤ sqrt(a) < 2**e → (2**(e-1))² ≤ a < (2**e)² → 2**(2*e-2) ≤ a < 2**(2*e)` // we can deduce that `e - 1` is `log2(a) / 2`. We can thus compute `x_n = 2**(e-1)` using a method similar // to the msb function. uint256 aa = a; uint256 xn = 1; if (aa >= (1 << 128)) { aa >>= 128; xn <<= 64; } if (aa >= (1 << 64)) { aa >>= 64; xn <<= 32; } if (aa >= (1 << 32)) { aa >>= 32; xn <<= 16; } if (aa >= (1 << 16)) { aa >>= 16; xn <<= 8; } if (aa >= (1 << 8)) { aa >>= 8; xn <<= 4; } if (aa >= (1 << 4)) { aa >>= 4; xn <<= 2; } if (aa >= (1 << 2)) { xn <<= 1; } // We now have x_n such that `x_n = 2**(e-1) ≤ sqrt(a) < 2**e = 2 * x_n`. This implies ε_n ≤ 2**(e-1). // // We can refine our estimation by noticing that the middle of that interval minimizes the error. // If we move x_n to equal 2**(e-1) + 2**(e-2), then we reduce the error to ε_n ≤ 2**(e-2). // This is going to be our x_0 (and ε_0) xn = (3 * xn) >> 1; // ε_0 := | x_0 - sqrt(a) | ≤ 2**(e-2) // From here, Newton's method give us: // x_{n+1} = (x_n + a / x_n) / 2 // // One should note that: // x_{n+1}² - a = ((x_n + a / x_n) / 2)² - a // = ((x_n² + a) / (2 * x_n))² - a // = (x_n⁴ + 2 * a * x_n² + a²) / (4 * x_n²) - a // = (x_n⁴ + 2 * a * x_n² + a² - 4 * a * x_n²) / (4 * x_n²) // = (x_n⁴ - 2 * a * x_n² + a²) / (4 * x_n²) // = (x_n² - a)² / (2 * x_n)² // = ((x_n² - a) / (2 * x_n))² // ≥ 0 // Which proves that for all n ≥ 1, sqrt(a) ≤ x_n // // This gives us the proof of quadratic convergence of the sequence: // ε_{n+1} = | x_{n+1} - sqrt(a) | // = | (x_n + a / x_n) / 2 - sqrt(a) | // = | (x_n² + a - 2*x_n*sqrt(a)) / (2 * x_n) | // = | (x_n - sqrt(a))² / (2 * x_n) | // = | ε_n² / (2 * x_n) | // = ε_n² / | (2 * x_n) | // // For the first iteration, we have a special case where x_0 is known: // ε_1 = ε_0² / | (2 * x_0) | // ≤ (2**(e-2))² / (2 * (2**(e-1) + 2**(e-2))) // ≤ 2**(2*e-4) / (3 * 2**(e-1)) // ≤ 2**(e-3) / 3 // ≤ 2**(e-3-log2(3)) // ≤ 2**(e-4.5) // // For the following iterations, we use the fact that, 2**(e-1) ≤ sqrt(a) ≤ x_n: // ε_{n+1} = ε_n² / | (2 * x_n) | // ≤ (2**(e-k))² / (2 * 2**(e-1)) // ≤ 2**(2*e-2*k) / 2**e // ≤ 2**(e-2*k) xn = (xn + a / xn) >> 1; // ε_1 := | x_1 - sqrt(a) | ≤ 2**(e-4.5) -- special case, see above xn = (xn + a / xn) >> 1; // ε_2 := | x_2 - sqrt(a) | ≤ 2**(e-9) -- general case with k = 4.5 xn = (xn + a / xn) >> 1; // ε_3 := | x_3 - sqrt(a) | ≤ 2**(e-18) -- general case with k = 9 xn = (xn + a / xn) >> 1; // ε_4 := | x_4 - sqrt(a) | ≤ 2**(e-36) -- general case with k = 18 xn = (xn + a / xn) >> 1; // ε_5 := | x_5 - sqrt(a) | ≤ 2**(e-72) -- general case with k = 36 xn = (xn + a / xn) >> 1; // ε_6 := | x_6 - sqrt(a) | ≤ 2**(e-144) -- general case with k = 72 // Because e ≤ 128 (as discussed during the first estimation phase), we know have reached a precision // ε_6 ≤ 2**(e-144) < 1. Given we're operating on integers, then we can ensure that xn is now either // sqrt(a) or sqrt(a) + 1. return xn - SafeCast.toUint(xn > a / xn); } } /** * @dev Calculates sqrt(a), following the selected rounding direction. */ function sqrt(uint256 a, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = sqrt(a); return result + SafeCast.toUint(unsignedRoundsUp(rounding) && result * result < a); } } /** * @dev Return the log in base 2 of a positive value rounded towards zero. * Returns 0 if given 0. */ function log2(uint256 x) internal pure returns (uint256 r) { // If value has upper 128 bits set, log2 result is at least 128 r = SafeCast.toUint(x > 0xffffffffffffffffffffffffffffffff) << 7; // If upper 64 bits of 128-bit half set, add 64 to result r |= SafeCast.toUint((x >> r) > 0xffffffffffffffff) << 6; // If upper 32 bits of 64-bit half set, add 32 to result r |= SafeCast.toUint((x >> r) > 0xffffffff) << 5; // If upper 16 bits of 32-bit half set, add 16 to result r |= SafeCast.toUint((x >> r) > 0xffff) << 4; // If upper 8 bits of 16-bit half set, add 8 to result r |= SafeCast.toUint((x >> r) > 0xff) << 3; // If upper 4 bits of 8-bit half set, add 4 to result r |= SafeCast.toUint((x >> r) > 0xf) << 2; // Shifts value right by the current result and use it as an index into this lookup table: // // | x (4 bits) | index | table[index] = MSB position | // |------------|---------|-----------------------------| // | 0000 | 0 | table[0] = 0 | // | 0001 | 1 | table[1] = 0 | // | 0010 | 2 | table[2] = 1 | // | 0011 | 3 | table[3] = 1 | // | 0100 | 4 | table[4] = 2 | // | 0101 | 5 | table[5] = 2 | // | 0110 | 6 | table[6] = 2 | // | 0111 | 7 | table[7] = 2 | // | 1000 | 8 | table[8] = 3 | // | 1001 | 9 | table[9] = 3 | // | 1010 | 10 | table[10] = 3 | // | 1011 | 11 | table[11] = 3 | // | 1100 | 12 | table[12] = 3 | // | 1101 | 13 | table[13] = 3 | // | 1110 | 14 | table[14] = 3 | // | 1111 | 15 | table[15] = 3 | // // The lookup table is represented as a 32-byte value with the MSB positions for 0-15 in the last 16 bytes. assembly ("memory-safe") { r := or(r, byte(shr(r, x), 0x0000010102020202030303030303030300000000000000000000000000000000)) } } /** * @dev Return the log in base 2, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log2(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log2(value); return result + SafeCast.toUint(unsignedRoundsUp(rounding) && 1 << result < value); } } /** * @dev Return the log in base 10 of a positive value rounded towards zero. * Returns 0 if given 0. */ function log10(uint256 value) internal pure returns (uint256) { uint256 result = 0; unchecked { if (value >= 10 ** 64) { value /= 10 ** 64; result += 64; } if (value >= 10 ** 32) { value /= 10 ** 32; result += 32; } if (value >= 10 ** 16) { value /= 10 ** 16; result += 16; } if (value >= 10 ** 8) { value /= 10 ** 8; result += 8; } if (value >= 10 ** 4) { value /= 10 ** 4; result += 4; } if (value >= 10 ** 2) { value /= 10 ** 2; result += 2; } if (value >= 10 ** 1) { result += 1; } } return result; } /** * @dev Return the log in base 10, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log10(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log10(value); return result + SafeCast.toUint(unsignedRoundsUp(rounding) && 10 ** result < value); } } /** * @dev Return the log in base 256 of a positive value rounded towards zero. * Returns 0 if given 0. * * Adding one to the result gives the number of pairs of hex symbols needed to represent `value` as a hex string. */ function log256(uint256 x) internal pure returns (uint256 r) { // If value has upper 128 bits set, log2 result is at least 128 r = SafeCast.toUint(x > 0xffffffffffffffffffffffffffffffff) << 7; // If upper 64 bits of 128-bit half set, add 64 to result r |= SafeCast.toUint((x >> r) > 0xffffffffffffffff) << 6; // If upper 32 bits of 64-bit half set, add 32 to result r |= SafeCast.toUint((x >> r) > 0xffffffff) << 5; // If upper 16 bits of 32-bit half set, add 16 to result r |= SafeCast.toUint((x >> r) > 0xffff) << 4; // Add 1 if upper 8 bits of 16-bit half set, and divide accumulated result by 8 return (r >> 3) | SafeCast.toUint((x >> r) > 0xff); } /** * @dev Return the log in base 256, following the selected rounding direction, of a positive value. * Returns 0 if given 0. */ function log256(uint256 value, Rounding rounding) internal pure returns (uint256) { unchecked { uint256 result = log256(value); return result + SafeCast.toUint(unsignedRoundsUp(rounding) && 1 << (result << 3) < value); } } /** * @dev Returns whether a provided rounding mode is considered rounding up for unsigned integers. */ function unsignedRoundsUp(Rounding rounding) internal pure returns (bool) { return uint8(rounding) % 2 == 1; } }node_modules/@openzeppelin/contracts/utils/math/SafeCast.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.1.0) (utils/math/SafeCast.sol) // This file was procedurally generated from scripts/generate/templates/SafeCast.js. pragma solidity ^0.8.20; /** * @dev Wrappers over Solidity's uintXX/intXX/bool casting operators with added overflow * checks. * * Downcasting from uint256/int256 in Solidity does not revert on overflow. This can * easily result in undesired exploitation or bugs, since developers usually * assume that overflows raise errors. `SafeCast` restores this intuition by * reverting the transaction when such an operation overflows. * * Using this library instead of the unchecked operations eliminates an entire * class of bugs, so it's recommended to use it always. */ library SafeCast { /** * @dev Value doesn't fit in an uint of `bits` size. */ error SafeCastOverflowedUintDowncast(uint8 bits, uint256 value); /** * @dev An int value doesn't fit in an uint of `bits` size. */ error SafeCastOverflowedIntToUint(int256 value); /** * @dev Value doesn't fit in an int of `bits` size. */ error SafeCastOverflowedIntDowncast(uint8 bits, int256 value); /** * @dev An uint value doesn't fit in an int of `bits` size. */ error SafeCastOverflowedUintToInt(uint256 value); /** * @dev Returns the downcasted uint248 from uint256, reverting on * overflow (when the input is greater than largest uint248). * * Counterpart to Solidity's `uint248` operator. * * Requirements: * * - input must fit into 248 bits */ function toUint248(uint256 value) internal pure returns (uint248) { if (value > type(uint248).max) { revert SafeCastOverflowedUintDowncast(248, value); } return uint248(value); } /** * @dev Returns the downcasted uint240 from uint256, reverting on * overflow (when the input is greater than largest uint240). * * Counterpart to Solidity's `uint240` operator. * * Requirements: * * - input must fit into 240 bits */ function toUint240(uint256 value) internal pure returns (uint240) { if (value > type(uint240).max) { revert SafeCastOverflowedUintDowncast(240, value); } return uint240(value); } /** * @dev Returns the downcasted uint232 from uint256, reverting on * overflow (when the input is greater than largest uint232). * * Counterpart to Solidity's `uint232` operator. * * Requirements: * * - input must fit into 232 bits */ function toUint232(uint256 value) internal pure returns (uint232) { if (value > type(uint232).max) { revert SafeCastOverflowedUintDowncast(232, value); } return uint232(value); } /** * @dev Returns the downcasted uint224 from uint256, reverting on * overflow (when the input is greater than largest uint224). * * Counterpart to Solidity's `uint224` operator. * * Requirements: * * - input must fit into 224 bits */ function toUint224(uint256 value) internal pure returns (uint224) { if (value > type(uint224).max) { revert SafeCastOverflowedUintDowncast(224, value); } return uint224(value); } /** * @dev Returns the downcasted uint216 from uint256, reverting on * overflow (when the input is greater than largest uint216). * * Counterpart to Solidity's `uint216` operator. * * Requirements: * * - input must fit into 216 bits */ function toUint216(uint256 value) internal pure returns (uint216) { if (value > type(uint216).max) { revert SafeCastOverflowedUintDowncast(216, value); } return uint216(value); } /** * @dev Returns the downcasted uint208 from uint256, reverting on * overflow (when the input is greater than largest uint208). * * Counterpart to Solidity's `uint208` operator. * * Requirements: * * - input must fit into 208 bits */ function toUint208(uint256 value) internal pure returns (uint208) { if (value > type(uint208).max) { revert SafeCastOverflowedUintDowncast(208, value); } return uint208(value); } /** * @dev Returns the downcasted uint200 from uint256, reverting on * overflow (when the input is greater than largest uint200). * * Counterpart to Solidity's `uint200` operator. * * Requirements: * * - input must fit into 200 bits */ function toUint200(uint256 value) internal pure returns (uint200) { if (value > type(uint200).max) { revert SafeCastOverflowedUintDowncast(200, value); } return uint200(value); } /** * @dev Returns the downcasted uint192 from uint256, reverting on * overflow (when the input is greater than largest uint192). * * Counterpart to Solidity's `uint192` operator. * * Requirements: * * - input must fit into 192 bits */ function toUint192(uint256 value) internal pure returns (uint192) { if (value > type(uint192).max) { revert SafeCastOverflowedUintDowncast(192, value); } return uint192(value); } /** * @dev Returns the downcasted uint184 from uint256, reverting on * overflow (when the input is greater than largest uint184). * * Counterpart to Solidity's `uint184` operator. * * Requirements: * * - input must fit into 184 bits */ function toUint184(uint256 value) internal pure returns (uint184) { if (value > type(uint184).max) { revert SafeCastOverflowedUintDowncast(184, value); } return uint184(value); } /** * @dev Returns the downcasted uint176 from uint256, reverting on * overflow (when the input is greater than largest uint176). * * Counterpart to Solidity's `uint176` operator. * * Requirements: * * - input must fit into 176 bits */ function toUint176(uint256 value) internal pure returns (uint176) { if (value > type(uint176).max) { revert SafeCastOverflowedUintDowncast(176, value); } return uint176(value); } /** * @dev Returns the downcasted uint168 from uint256, reverting on * overflow (when the input is greater than largest uint168). * * Counterpart to Solidity's `uint168` operator. * * Requirements: * * - input must fit into 168 bits */ function toUint168(uint256 value) internal pure returns (uint168) { if (value > type(uint168).max) { revert SafeCastOverflowedUintDowncast(168, value); } return uint168(value); } /** * @dev Returns the downcasted uint160 from uint256, reverting on * overflow (when the input is greater than largest uint160). * * Counterpart to Solidity's `uint160` operator. * * Requirements: * * - input must fit into 160 bits */ function toUint160(uint256 value) internal pure returns (uint160) { if (value > type(uint160).max) { revert SafeCastOverflowedUintDowncast(160, value); } return uint160(value); } /** * @dev Returns the downcasted uint152 from uint256, reverting on * overflow (when the input is greater than largest uint152). * * Counterpart to Solidity's `uint152` operator. * * Requirements: * * - input must fit into 152 bits */ function toUint152(uint256 value) internal pure returns (uint152) { if (value > type(uint152).max) { revert SafeCastOverflowedUintDowncast(152, value); } return uint152(value); } /** * @dev Returns the downcasted uint144 from uint256, reverting on * overflow (when the input is greater than largest uint144). * * Counterpart to Solidity's `uint144` operator. * * Requirements: * * - input must fit into 144 bits */ function toUint144(uint256 value) internal pure returns (uint144) { if (value > type(uint144).max) { revert SafeCastOverflowedUintDowncast(144, value); } return uint144(value); } /** * @dev Returns the downcasted uint136 from uint256, reverting on * overflow (when the input is greater than largest uint136). * * Counterpart to Solidity's `uint136` operator. * * Requirements: * * - input must fit into 136 bits */ function toUint136(uint256 value) internal pure returns (uint136) { if (value > type(uint136).max) { revert SafeCastOverflowedUintDowncast(136, value); } return uint136(value); } /** * @dev Returns the downcasted uint128 from uint256, reverting on * overflow (when the input is greater than largest uint128). * * Counterpart to Solidity's `uint128` operator. * * Requirements: * * - input must fit into 128 bits */ function toUint128(uint256 value) internal pure returns (uint128) { if (value > type(uint128).max) { revert SafeCastOverflowedUintDowncast(128, value); } return uint128(value); } /** * @dev Returns the downcasted uint120 from uint256, reverting on * overflow (when the input is greater than largest uint120). * * Counterpart to Solidity's `uint120` operator. * * Requirements: * * - input must fit into 120 bits */ function toUint120(uint256 value) internal pure returns (uint120) { if (value > type(uint120).max) { revert SafeCastOverflowedUintDowncast(120, value); } return uint120(value); } /** * @dev Returns the downcasted uint112 from uint256, reverting on * overflow (when the input is greater than largest uint112). * * Counterpart to Solidity's `uint112` operator. * * Requirements: * * - input must fit into 112 bits */ function toUint112(uint256 value) internal pure returns (uint112) { if (value > type(uint112).max) { revert SafeCastOverflowedUintDowncast(112, value); } return uint112(value); } /** * @dev Returns the downcasted uint104 from uint256, reverting on * overflow (when the input is greater than largest uint104). * * Counterpart to Solidity's `uint104` operator. * * Requirements: * * - input must fit into 104 bits */ function toUint104(uint256 value) internal pure returns (uint104) { if (value > type(uint104).max) { revert SafeCastOverflowedUintDowncast(104, value); } return uint104(value); } /** * @dev Returns the downcasted uint96 from uint256, reverting on * overflow (when the input is greater than largest uint96). * * Counterpart to Solidity's `uint96` operator. * * Requirements: * * - input must fit into 96 bits */ function toUint96(uint256 value) internal pure returns (uint96) { if (value > type(uint96).max) { revert SafeCastOverflowedUintDowncast(96, value); } return uint96(value); } /** * @dev Returns the downcasted uint88 from uint256, reverting on * overflow (when the input is greater than largest uint88). * * Counterpart to Solidity's `uint88` operator. * * Requirements: * * - input must fit into 88 bits */ function toUint88(uint256 value) internal pure returns (uint88) { if (value > type(uint88).max) { revert SafeCastOverflowedUintDowncast(88, value); } return uint88(value); } /** * @dev Returns the downcasted uint80 from uint256, reverting on * overflow (when the input is greater than largest uint80). * * Counterpart to Solidity's `uint80` operator. * * Requirements: * * - input must fit into 80 bits */ function toUint80(uint256 value) internal pure returns (uint80) { if (value > type(uint80).max) { revert SafeCastOverflowedUintDowncast(80, value); } return uint80(value); } /** * @dev Returns the downcasted uint72 from uint256, reverting on * overflow (when the input is greater than largest uint72). * * Counterpart to Solidity's `uint72` operator. * * Requirements: * * - input must fit into 72 bits */ function toUint72(uint256 value) internal pure returns (uint72) { if (value > type(uint72).max) { revert SafeCastOverflowedUintDowncast(72, value); } return uint72(value); } /** * @dev Returns the downcasted uint64 from uint256, reverting on * overflow (when the input is greater than largest uint64). * * Counterpart to Solidity's `uint64` operator. * * Requirements: * * - input must fit into 64 bits */ function toUint64(uint256 value) internal pure returns (uint64) { if (value > type(uint64).max) { revert SafeCastOverflowedUintDowncast(64, value); } return uint64(value); } /** * @dev Returns the downcasted uint56 from uint256, reverting on * overflow (when the input is greater than largest uint56). * * Counterpart to Solidity's `uint56` operator. * * Requirements: * * - input must fit into 56 bits */ function toUint56(uint256 value) internal pure returns (uint56) { if (value > type(uint56).max) { revert SafeCastOverflowedUintDowncast(56, value); } return uint56(value); } /** * @dev Returns the downcasted uint48 from uint256, reverting on * overflow (when the input is greater than largest uint48). * * Counterpart to Solidity's `uint48` operator. * * Requirements: * * - input must fit into 48 bits */ function toUint48(uint256 value) internal pure returns (uint48) { if (value > type(uint48).max) { revert SafeCastOverflowedUintDowncast(48, value); } return uint48(value); } /** * @dev Returns the downcasted uint40 from uint256, reverting on * overflow (when the input is greater than largest uint40). * * Counterpart to Solidity's `uint40` operator. * * Requirements: * * - input must fit into 40 bits */ function toUint40(uint256 value) internal pure returns (uint40) { if (value > type(uint40).max) { revert SafeCastOverflowedUintDowncast(40, value); } return uint40(value); } /** * @dev Returns the downcasted uint32 from uint256, reverting on * overflow (when the input is greater than largest uint32). * * Counterpart to Solidity's `uint32` operator. * * Requirements: * * - input must fit into 32 bits */ function toUint32(uint256 value) internal pure returns (uint32) { if (value > type(uint32).max) { revert SafeCastOverflowedUintDowncast(32, value); } return uint32(value); } /** * @dev Returns the downcasted uint24 from uint256, reverting on * overflow (when the input is greater than largest uint24). * * Counterpart to Solidity's `uint24` operator. * * Requirements: * * - input must fit into 24 bits */ function toUint24(uint256 value) internal pure returns (uint24) { if (value > type(uint24).max) { revert SafeCastOverflowedUintDowncast(24, value); } return uint24(value); } /** * @dev Returns the downcasted uint16 from uint256, reverting on * overflow (when the input is greater than largest uint16). * * Counterpart to Solidity's `uint16` operator. * * Requirements: * * - input must fit into 16 bits */ function toUint16(uint256 value) internal pure returns (uint16) { if (value > type(uint16).max) { revert SafeCastOverflowedUintDowncast(16, value); } return uint16(value); } /** * @dev Returns the downcasted uint8 from uint256, reverting on * overflow (when the input is greater than largest uint8). * * Counterpart to Solidity's `uint8` operator. * * Requirements: * * - input must fit into 8 bits */ function toUint8(uint256 value) internal pure returns (uint8) { if (value > type(uint8).max) { revert SafeCastOverflowedUintDowncast(8, value); } return uint8(value); } /** * @dev Converts a signed int256 into an unsigned uint256. * * Requirements: * * - input must be greater than or equal to 0. */ function toUint256(int256 value) internal pure returns (uint256) { if (value < 0) { revert SafeCastOverflowedIntToUint(value); } return uint256(value); } /** * @dev Returns the downcasted int248 from int256, reverting on * overflow (when the input is less than smallest int248 or * greater than largest int248). * * Counterpart to Solidity's `int248` operator. * * Requirements: * * - input must fit into 248 bits */ function toInt248(int256 value) internal pure returns (int248 downcasted) { downcasted = int248(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(248, value); } } /** * @dev Returns the downcasted int240 from int256, reverting on * overflow (when the input is less than smallest int240 or * greater than largest int240). * * Counterpart to Solidity's `int240` operator. * * Requirements: * * - input must fit into 240 bits */ function toInt240(int256 value) internal pure returns (int240 downcasted) { downcasted = int240(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(240, value); } } /** * @dev Returns the downcasted int232 from int256, reverting on * overflow (when the input is less than smallest int232 or * greater than largest int232). * * Counterpart to Solidity's `int232` operator. * * Requirements: * * - input must fit into 232 bits */ function toInt232(int256 value) internal pure returns (int232 downcasted) { downcasted = int232(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(232, value); } } /** * @dev Returns the downcasted int224 from int256, reverting on * overflow (when the input is less than smallest int224 or * greater than largest int224). * * Counterpart to Solidity's `int224` operator. * * Requirements: * * - input must fit into 224 bits */ function toInt224(int256 value) internal pure returns (int224 downcasted) { downcasted = int224(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(224, value); } } /** * @dev Returns the downcasted int216 from int256, reverting on * overflow (when the input is less than smallest int216 or * greater than largest int216). * * Counterpart to Solidity's `int216` operator. * * Requirements: * * - input must fit into 216 bits */ function toInt216(int256 value) internal pure returns (int216 downcasted) { downcasted = int216(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(216, value); } } /** * @dev Returns the downcasted int208 from int256, reverting on * overflow (when the input is less than smallest int208 or * greater than largest int208). * * Counterpart to Solidity's `int208` operator. * * Requirements: * * - input must fit into 208 bits */ function toInt208(int256 value) internal pure returns (int208 downcasted) { downcasted = int208(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(208, value); } } /** * @dev Returns the downcasted int200 from int256, reverting on * overflow (when the input is less than smallest int200 or * greater than largest int200). * * Counterpart to Solidity's `int200` operator. * * Requirements: * * - input must fit into 200 bits */ function toInt200(int256 value) internal pure returns (int200 downcasted) { downcasted = int200(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(200, value); } } /** * @dev Returns the downcasted int192 from int256, reverting on * overflow (when the input is less than smallest int192 or * greater than largest int192). * * Counterpart to Solidity's `int192` operator. * * Requirements: * * - input must fit into 192 bits */ function toInt192(int256 value) internal pure returns (int192 downcasted) { downcasted = int192(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(192, value); } } /** * @dev Returns the downcasted int184 from int256, reverting on * overflow (when the input is less than smallest int184 or * greater than largest int184). * * Counterpart to Solidity's `int184` operator. * * Requirements: * * - input must fit into 184 bits */ function toInt184(int256 value) internal pure returns (int184 downcasted) { downcasted = int184(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(184, value); } } /** * @dev Returns the downcasted int176 from int256, reverting on * overflow (when the input is less than smallest int176 or * greater than largest int176). * * Counterpart to Solidity's `int176` operator. * * Requirements: * * - input must fit into 176 bits */ function toInt176(int256 value) internal pure returns (int176 downcasted) { downcasted = int176(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(176, value); } } /** * @dev Returns the downcasted int168 from int256, reverting on * overflow (when the input is less than smallest int168 or * greater than largest int168). * * Counterpart to Solidity's `int168` operator. * * Requirements: * * - input must fit into 168 bits */ function toInt168(int256 value) internal pure returns (int168 downcasted) { downcasted = int168(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(168, value); } } /** * @dev Returns the downcasted int160 from int256, reverting on * overflow (when the input is less than smallest int160 or * greater than largest int160). * * Counterpart to Solidity's `int160` operator. * * Requirements: * * - input must fit into 160 bits */ function toInt160(int256 value) internal pure returns (int160 downcasted) { downcasted = int160(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(160, value); } } /** * @dev Returns the downcasted int152 from int256, reverting on * overflow (when the input is less than smallest int152 or * greater than largest int152). * * Counterpart to Solidity's `int152` operator. * * Requirements: * * - input must fit into 152 bits */ function toInt152(int256 value) internal pure returns (int152 downcasted) { downcasted = int152(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(152, value); } } /** * @dev Returns the downcasted int144 from int256, reverting on * overflow (when the input is less than smallest int144 or * greater than largest int144). * * Counterpart to Solidity's `int144` operator. * * Requirements: * * - input must fit into 144 bits */ function toInt144(int256 value) internal pure returns (int144 downcasted) { downcasted = int144(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(144, value); } } /** * @dev Returns the downcasted int136 from int256, reverting on * overflow (when the input is less than smallest int136 or * greater than largest int136). * * Counterpart to Solidity's `int136` operator. * * Requirements: * * - input must fit into 136 bits */ function toInt136(int256 value) internal pure returns (int136 downcasted) { downcasted = int136(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(136, value); } } /** * @dev Returns the downcasted int128 from int256, reverting on * overflow (when the input is less than smallest int128 or * greater than largest int128). * * Counterpart to Solidity's `int128` operator. * * Requirements: * * - input must fit into 128 bits */ function toInt128(int256 value) internal pure returns (int128 downcasted) { downcasted = int128(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(128, value); } } /** * @dev Returns the downcasted int120 from int256, reverting on * overflow (when the input is less than smallest int120 or * greater than largest int120). * * Counterpart to Solidity's `int120` operator. * * Requirements: * * - input must fit into 120 bits */ function toInt120(int256 value) internal pure returns (int120 downcasted) { downcasted = int120(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(120, value); } } /** * @dev Returns the downcasted int112 from int256, reverting on * overflow (when the input is less than smallest int112 or * greater than largest int112). * * Counterpart to Solidity's `int112` operator. * * Requirements: * * - input must fit into 112 bits */ function toInt112(int256 value) internal pure returns (int112 downcasted) { downcasted = int112(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(112, value); } } /** * @dev Returns the downcasted int104 from int256, reverting on * overflow (when the input is less than smallest int104 or * greater than largest int104). * * Counterpart to Solidity's `int104` operator. * * Requirements: * * - input must fit into 104 bits */ function toInt104(int256 value) internal pure returns (int104 downcasted) { downcasted = int104(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(104, value); } } /** * @dev Returns the downcasted int96 from int256, reverting on * overflow (when the input is less than smallest int96 or * greater than largest int96). * * Counterpart to Solidity's `int96` operator. * * Requirements: * * - input must fit into 96 bits */ function toInt96(int256 value) internal pure returns (int96 downcasted) { downcasted = int96(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(96, value); } } /** * @dev Returns the downcasted int88 from int256, reverting on * overflow (when the input is less than smallest int88 or * greater than largest int88). * * Counterpart to Solidity's `int88` operator. * * Requirements: * * - input must fit into 88 bits */ function toInt88(int256 value) internal pure returns (int88 downcasted) { downcasted = int88(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(88, value); } } /** * @dev Returns the downcasted int80 from int256, reverting on * overflow (when the input is less than smallest int80 or * greater than largest int80). * * Counterpart to Solidity's `int80` operator. * * Requirements: * * - input must fit into 80 bits */ function toInt80(int256 value) internal pure returns (int80 downcasted) { downcasted = int80(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(80, value); } } /** * @dev Returns the downcasted int72 from int256, reverting on * overflow (when the input is less than smallest int72 or * greater than largest int72). * * Counterpart to Solidity's `int72` operator. * * Requirements: * * - input must fit into 72 bits */ function toInt72(int256 value) internal pure returns (int72 downcasted) { downcasted = int72(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(72, value); } } /** * @dev Returns the downcasted int64 from int256, reverting on * overflow (when the input is less than smallest int64 or * greater than largest int64). * * Counterpart to Solidity's `int64` operator. * * Requirements: * * - input must fit into 64 bits */ function toInt64(int256 value) internal pure returns (int64 downcasted) { downcasted = int64(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(64, value); } } /** * @dev Returns the downcasted int56 from int256, reverting on * overflow (when the input is less than smallest int56 or * greater than largest int56). * * Counterpart to Solidity's `int56` operator. * * Requirements: * * - input must fit into 56 bits */ function toInt56(int256 value) internal pure returns (int56 downcasted) { downcasted = int56(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(56, value); } } /** * @dev Returns the downcasted int48 from int256, reverting on * overflow (when the input is less than smallest int48 or * greater than largest int48). * * Counterpart to Solidity's `int48` operator. * * Requirements: * * - input must fit into 48 bits */ function toInt48(int256 value) internal pure returns (int48 downcasted) { downcasted = int48(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(48, value); } } /** * @dev Returns the downcasted int40 from int256, reverting on * overflow (when the input is less than smallest int40 or * greater than largest int40). * * Counterpart to Solidity's `int40` operator. * * Requirements: * * - input must fit into 40 bits */ function toInt40(int256 value) internal pure returns (int40 downcasted) { downcasted = int40(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(40, value); } } /** * @dev Returns the downcasted int32 from int256, reverting on * overflow (when the input is less than smallest int32 or * greater than largest int32). * * Counterpart to Solidity's `int32` operator. * * Requirements: * * - input must fit into 32 bits */ function toInt32(int256 value) internal pure returns (int32 downcasted) { downcasted = int32(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(32, value); } } /** * @dev Returns the downcasted int24 from int256, reverting on * overflow (when the input is less than smallest int24 or * greater than largest int24). * * Counterpart to Solidity's `int24` operator. * * Requirements: * * - input must fit into 24 bits */ function toInt24(int256 value) internal pure returns (int24 downcasted) { downcasted = int24(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(24, value); } } /** * @dev Returns the downcasted int16 from int256, reverting on * overflow (when the input is less than smallest int16 or * greater than largest int16). * * Counterpart to Solidity's `int16` operator. * * Requirements: * * - input must fit into 16 bits */ function toInt16(int256 value) internal pure returns (int16 downcasted) { downcasted = int16(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(16, value); } } /** * @dev Returns the downcasted int8 from int256, reverting on * overflow (when the input is less than smallest int8 or * greater than largest int8). * * Counterpart to Solidity's `int8` operator. * * Requirements: * * - input must fit into 8 bits */ function toInt8(int256 value) internal pure returns (int8 downcasted) { downcasted = int8(value); if (downcasted != value) { revert SafeCastOverflowedIntDowncast(8, value); } } /** * @dev Converts an unsigned uint256 into a signed int256. * * Requirements: * * - input must be less than or equal to maxInt256. */ function toInt256(uint256 value) internal pure returns (int256) { // Note: Unsafe cast below is okay because `type(int256).max` is guaranteed to be positive if (value > uint256(type(int256).max)) { revert SafeCastOverflowedUintToInt(value); } return int256(value); } /** * @dev Cast a boolean (false or true) to a uint256 (0 or 1) with no jump. */ function toUint(bool b) internal pure returns (uint256 u) { assembly ("memory-safe") { u := iszero(iszero(b)) } } }node_modules/@openzeppelin/contracts/utils/structs/EnumerableSet.sol
// SPDX-License-Identifier: MIT // OpenZeppelin Contracts (last updated v5.4.0) (utils/structs/EnumerableSet.sol) // This file was procedurally generated from scripts/generate/templates/EnumerableSet.js. pragma solidity ^0.8.20; import {Arrays} from "../Arrays.sol"; import {Math} from "../math/Math.sol"; /** * @dev Library for managing * https://en.wikipedia.org/wiki/Set_(abstract_data_type)[sets] of primitive * types. * * Sets have the following properties: * * - Elements are added, removed, and checked for existence in constant time * (O(1)). * - Elements are enumerated in O(n). No guarantees are made on the ordering. * - Set can be cleared (all elements removed) in O(n). * * ```solidity * contract Example { * // Add the library methods * using EnumerableSet for EnumerableSet.AddressSet; * * // Declare a set state variable * EnumerableSet.AddressSet private mySet; * } * ``` * * The following types are supported: * * - `bytes32` (`Bytes32Set`) since v3.3.0 * - `address` (`AddressSet`) since v3.3.0 * - `uint256` (`UintSet`) since v3.3.0 * - `string` (`StringSet`) since v5.4.0 * - `bytes` (`BytesSet`) since v5.4.0 * * [WARNING] * ==== * Trying to delete such a structure from storage will likely result in data corruption, rendering the structure * unusable. * See https://github.com/ethereum/solidity/pull/11843[ethereum/solidity#11843] for more info. * * In order to clean an EnumerableSet, you can either remove all elements one by one or create a fresh instance using an * array of EnumerableSet. * ==== */ library EnumerableSet { // To implement this library for multiple types with as little code // repetition as possible, we write it in terms of a generic Set type with // bytes32 values. // The Set implementation uses private functions, and user-facing // implementations (such as AddressSet) are just wrappers around the // underlying Set. // This means that we can only create new EnumerableSets for types that fit // in bytes32. struct Set { // Storage of set values bytes32[] _values; // Position is the index of the value in the `values` array plus 1. // Position 0 is used to mean a value is not in the set. mapping(bytes32 value => uint256) _positions; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function _add(Set storage set, bytes32 value) private returns (bool) { if (!_contains(set, value)) { set._values.push(value); // The value is stored at length-1, but we add 1 to all indexes // and use 0 as a sentinel value set._positions[value] = set._values.length; return true; } else { return false; } } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function _remove(Set storage set, bytes32 value) private returns (bool) { // We cache the value's position to prevent multiple reads from the same storage slot uint256 position = set._positions[value]; if (position != 0) { // Equivalent to contains(set, value) // To delete an element from the _values array in O(1), we swap the element to delete with the last one in // the array, and then remove the last element (sometimes called as 'swap and pop'). // This modifies the order of the array, as noted in {at}. uint256 valueIndex = position - 1; uint256 lastIndex = set._values.length - 1; if (valueIndex != lastIndex) { bytes32 lastValue = set._values[lastIndex]; // Move the lastValue to the index where the value to delete is set._values[valueIndex] = lastValue; // Update the tracked position of the lastValue (that was just moved) set._positions[lastValue] = position; } // Delete the slot where the moved value was stored set._values.pop(); // Delete the tracked position for the deleted slot delete set._positions[value]; return true; } else { return false; } } /** * @dev Removes all the values from a set. O(n). * * WARNING: This function has an unbounded cost that scales with set size. Developers should keep in mind that * using it may render the function uncallable if the set grows to the point where clearing it consumes too much * gas to fit in a block. */ function _clear(Set storage set) private { uint256 len = _length(set); for (uint256 i = 0; i < len; ++i) { delete set._positions[set._values[i]]; } Arrays.unsafeSetLength(set._values, 0); } /** * @dev Returns true if the value is in the set. O(1). */ function _contains(Set storage set, bytes32 value) private view returns (bool) { return set._positions[value] != 0; } /** * @dev Returns the number of values on the set. O(1). */ function _length(Set storage set) private view returns (uint256) { return set._values.length; } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function _at(Set storage set, uint256 index) private view returns (bytes32) { return set._values[index]; } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function _values(Set storage set) private view returns (bytes32[] memory) { return set._values; } /** * @dev Return a slice of the set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function _values(Set storage set, uint256 start, uint256 end) private view returns (bytes32[] memory) { unchecked { end = Math.min(end, _length(set)); start = Math.min(start, end); uint256 len = end - start; bytes32[] memory result = new bytes32[](len); for (uint256 i = 0; i < len; ++i) { result[i] = Arrays.unsafeAccess(set._values, start + i).value; } return result; } } // Bytes32Set struct Bytes32Set { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(Bytes32Set storage set, bytes32 value) internal returns (bool) { return _add(set._inner, value); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(Bytes32Set storage set, bytes32 value) internal returns (bool) { return _remove(set._inner, value); } /** * @dev Removes all the values from a set. O(n). * * WARNING: Developers should keep in mind that this function has an unbounded cost and using it may render the * function uncallable if the set grows to the point where clearing it consumes too much gas to fit in a block. */ function clear(Bytes32Set storage set) internal { _clear(set._inner); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(Bytes32Set storage set, bytes32 value) internal view returns (bool) { return _contains(set._inner, value); } /** * @dev Returns the number of values in the set. O(1). */ function length(Bytes32Set storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(Bytes32Set storage set, uint256 index) internal view returns (bytes32) { return _at(set._inner, index); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(Bytes32Set storage set) internal view returns (bytes32[] memory) { bytes32[] memory store = _values(set._inner); bytes32[] memory result; assembly ("memory-safe") { result := store } return result; } /** * @dev Return a slice of the set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(Bytes32Set storage set, uint256 start, uint256 end) internal view returns (bytes32[] memory) { bytes32[] memory store = _values(set._inner, start, end); bytes32[] memory result; assembly ("memory-safe") { result := store } return result; } // AddressSet struct AddressSet { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(AddressSet storage set, address value) internal returns (bool) { return _add(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(AddressSet storage set, address value) internal returns (bool) { return _remove(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Removes all the values from a set. O(n). * * WARNING: Developers should keep in mind that this function has an unbounded cost and using it may render the * function uncallable if the set grows to the point where clearing it consumes too much gas to fit in a block. */ function clear(AddressSet storage set) internal { _clear(set._inner); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(AddressSet storage set, address value) internal view returns (bool) { return _contains(set._inner, bytes32(uint256(uint160(value)))); } /** * @dev Returns the number of values in the set. O(1). */ function length(AddressSet storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(AddressSet storage set, uint256 index) internal view returns (address) { return address(uint160(uint256(_at(set._inner, index)))); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(AddressSet storage set) internal view returns (address[] memory) { bytes32[] memory store = _values(set._inner); address[] memory result; assembly ("memory-safe") { result := store } return result; } /** * @dev Return a slice of the set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(AddressSet storage set, uint256 start, uint256 end) internal view returns (address[] memory) { bytes32[] memory store = _values(set._inner, start, end); address[] memory result; assembly ("memory-safe") { result := store } return result; } // UintSet struct UintSet { Set _inner; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(UintSet storage set, uint256 value) internal returns (bool) { return _add(set._inner, bytes32(value)); } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(UintSet storage set, uint256 value) internal returns (bool) { return _remove(set._inner, bytes32(value)); } /** * @dev Removes all the values from a set. O(n). * * WARNING: Developers should keep in mind that this function has an unbounded cost and using it may render the * function uncallable if the set grows to the point where clearing it consumes too much gas to fit in a block. */ function clear(UintSet storage set) internal { _clear(set._inner); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(UintSet storage set, uint256 value) internal view returns (bool) { return _contains(set._inner, bytes32(value)); } /** * @dev Returns the number of values in the set. O(1). */ function length(UintSet storage set) internal view returns (uint256) { return _length(set._inner); } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(UintSet storage set, uint256 index) internal view returns (uint256) { return uint256(_at(set._inner, index)); } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(UintSet storage set) internal view returns (uint256[] memory) { bytes32[] memory store = _values(set._inner); uint256[] memory result; assembly ("memory-safe") { result := store } return result; } /** * @dev Return a slice of the set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(UintSet storage set, uint256 start, uint256 end) internal view returns (uint256[] memory) { bytes32[] memory store = _values(set._inner, start, end); uint256[] memory result; assembly ("memory-safe") { result := store } return result; } struct StringSet { // Storage of set values string[] _values; // Position is the index of the value in the `values` array plus 1. // Position 0 is used to mean a value is not in the set. mapping(string value => uint256) _positions; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(StringSet storage set, string memory value) internal returns (bool) { if (!contains(set, value)) { set._values.push(value); // The value is stored at length-1, but we add 1 to all indexes // and use 0 as a sentinel value set._positions[value] = set._values.length; return true; } else { return false; } } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(StringSet storage set, string memory value) internal returns (bool) { // We cache the value's position to prevent multiple reads from the same storage slot uint256 position = set._positions[value]; if (position != 0) { // Equivalent to contains(set, value) // To delete an element from the _values array in O(1), we swap the element to delete with the last one in // the array, and then remove the last element (sometimes called as 'swap and pop'). // This modifies the order of the array, as noted in {at}. uint256 valueIndex = position - 1; uint256 lastIndex = set._values.length - 1; if (valueIndex != lastIndex) { string memory lastValue = set._values[lastIndex]; // Move the lastValue to the index where the value to delete is set._values[valueIndex] = lastValue; // Update the tracked position of the lastValue (that was just moved) set._positions[lastValue] = position; } // Delete the slot where the moved value was stored set._values.pop(); // Delete the tracked position for the deleted slot delete set._positions[value]; return true; } else { return false; } } /** * @dev Removes all the values from a set. O(n). * * WARNING: Developers should keep in mind that this function has an unbounded cost and using it may render the * function uncallable if the set grows to the point where clearing it consumes too much gas to fit in a block. */ function clear(StringSet storage set) internal { uint256 len = length(set); for (uint256 i = 0; i < len; ++i) { delete set._positions[set._values[i]]; } Arrays.unsafeSetLength(set._values, 0); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(StringSet storage set, string memory value) internal view returns (bool) { return set._positions[value] != 0; } /** * @dev Returns the number of values on the set. O(1). */ function length(StringSet storage set) internal view returns (uint256) { return set._values.length; } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(StringSet storage set, uint256 index) internal view returns (string memory) { return set._values[index]; } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(StringSet storage set) internal view returns (string[] memory) { return set._values; } /** * @dev Return a slice of the set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(StringSet storage set, uint256 start, uint256 end) internal view returns (string[] memory) { unchecked { end = Math.min(end, length(set)); start = Math.min(start, end); uint256 len = end - start; string[] memory result = new string[](len); for (uint256 i = 0; i < len; ++i) { result[i] = Arrays.unsafeAccess(set._values, start + i).value; } return result; } } struct BytesSet { // Storage of set values bytes[] _values; // Position is the index of the value in the `values` array plus 1. // Position 0 is used to mean a value is not in the set. mapping(bytes value => uint256) _positions; } /** * @dev Add a value to a set. O(1). * * Returns true if the value was added to the set, that is if it was not * already present. */ function add(BytesSet storage set, bytes memory value) internal returns (bool) { if (!contains(set, value)) { set._values.push(value); // The value is stored at length-1, but we add 1 to all indexes // and use 0 as a sentinel value set._positions[value] = set._values.length; return true; } else { return false; } } /** * @dev Removes a value from a set. O(1). * * Returns true if the value was removed from the set, that is if it was * present. */ function remove(BytesSet storage set, bytes memory value) internal returns (bool) { // We cache the value's position to prevent multiple reads from the same storage slot uint256 position = set._positions[value]; if (position != 0) { // Equivalent to contains(set, value) // To delete an element from the _values array in O(1), we swap the element to delete with the last one in // the array, and then remove the last element (sometimes called as 'swap and pop'). // This modifies the order of the array, as noted in {at}. uint256 valueIndex = position - 1; uint256 lastIndex = set._values.length - 1; if (valueIndex != lastIndex) { bytes memory lastValue = set._values[lastIndex]; // Move the lastValue to the index where the value to delete is set._values[valueIndex] = lastValue; // Update the tracked position of the lastValue (that was just moved) set._positions[lastValue] = position; } // Delete the slot where the moved value was stored set._values.pop(); // Delete the tracked position for the deleted slot delete set._positions[value]; return true; } else { return false; } } /** * @dev Removes all the values from a set. O(n). * * WARNING: Developers should keep in mind that this function has an unbounded cost and using it may render the * function uncallable if the set grows to the point where clearing it consumes too much gas to fit in a block. */ function clear(BytesSet storage set) internal { uint256 len = length(set); for (uint256 i = 0; i < len; ++i) { delete set._positions[set._values[i]]; } Arrays.unsafeSetLength(set._values, 0); } /** * @dev Returns true if the value is in the set. O(1). */ function contains(BytesSet storage set, bytes memory value) internal view returns (bool) { return set._positions[value] != 0; } /** * @dev Returns the number of values on the set. O(1). */ function length(BytesSet storage set) internal view returns (uint256) { return set._values.length; } /** * @dev Returns the value stored at position `index` in the set. O(1). * * Note that there are no guarantees on the ordering of values inside the * array, and it may change when more values are added or removed. * * Requirements: * * - `index` must be strictly less than {length}. */ function at(BytesSet storage set, uint256 index) internal view returns (bytes memory) { return set._values[index]; } /** * @dev Return the entire set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(BytesSet storage set) internal view returns (bytes[] memory) { return set._values; } /** * @dev Return a slice of the set in an array * * WARNING: This operation will copy the entire storage to memory, which can be quite expensive. This is designed * to mostly be used by view accessors that are queried without any gas fees. Developers should keep in mind that * this function has an unbounded cost, and using it as part of a state-changing function may render the function * uncallable if the set grows to a point where copying to memory consumes too much gas to fit in a block. */ function values(BytesSet storage set, uint256 start, uint256 end) internal view returns (bytes[] memory) { unchecked { end = Math.min(end, length(set)); start = Math.min(start, end); uint256 len = end - start; bytes[] memory result = new bytes[](len); for (uint256 i = 0; i < len; ++i) { result[i] = Arrays.unsafeAccess(set._values, start + i).value; } return result; } } }
ABI · 50 entries
json
[
{
"type": "constructor",
"inputs": [],
"stateMutability": "nonpayable"
},
{
"name": "AddressEmptyCode",
"type": "error",
"inputs": [
{
"name": "target",
"type": "address",
"internalType": "address"
}
]
},
{
"name": "AlreadyClaimed",
"type": "error",
"inputs": []
},
{
"name": "ERC1967InvalidImplementation",
"type": "error",
"inputs": [
{
"name": "implementation",
"type": "address",
"internalType": "address"
}
]
},
{
"name": "ERC1967NonPayable",
"type": "error",
"inputs": []
},
{
"name": "FailedCall",
"type": "error",
"inputs": []
},
{
"name": "InvalidInitialization",
"type": "error",
"inputs": []
},
{
"name": "NoLPShares",
"type": "error",
"inputs": []
},
{
"name": "NotCreator",
"type": "error",
"inputs": []
},
{
"name": "NotInitializing",
"type": "error",
"inputs": []
},
{
"name": "NotVenueOwner",
"type": "error",
"inputs": []
},
{
"name": "NothingToClaim",
"type": "error",
"inputs": []
},
{
"name": "OwnableInvalidOwner",
"type": "error",
"inputs": [
{
"name": "owner",
"type": "address",
"internalType": "address"
}
]
},
{
"name": "OwnableUnauthorizedAccount",
"type": "error",
"inputs": [
{
"name": "account",
"type": "address",
"internalType": "address"
}
]
},
{
"name": "PaymentFailed",
"type": "error",
"inputs": []
},
{
"name": "ReentrancyGuardReentrantCall",
"type": "error",
"inputs": []
},
{
"name": "SafeERC20FailedOperation",
"type": "error",
"inputs": [
{
"name": "token",
"type": "address",
"internalType": "address"
}
]
},
{
"name": "UUPSUnauthorizedCallContext",
"type": "error",
"inputs": []
},
{
"name": "UUPSUnsupportedProxiableUUID",
"type": "error",
"inputs": [
{
"name": "slot",
"type": "bytes32",
"internalType": "bytes32"
}
]
},
{
"name": "ZeroAddress",
"type": "error",
"inputs": []
},
{
"name": "ZeroAmount",
"type": "error",
"inputs": []
},
{
"name": "CreatorRewardClaimed",
"type": "event",
"inputs": [
{
"name": "marketId",
"type": "uint256",
"indexed": true,
"internalType": "uint256"
},
{
"name": "creator",
"type": "address",
"indexed": true,
"internalType": "address"
},
{
"name": "amount",
"type": "uint256",
"indexed": false,
"internalType": "uint256"
}
],
"anonymous": false
},
{
"name": "Initialized",
"type": "event",
"inputs": [
{
"name": "version",
"type": "uint64",
"indexed": false,
"internalType": "uint64"
}
],
"anonymous": false
},
{
"name": "LPFeeClaimed",
"type": "event",
"inputs": [
{
"name": "marketId",
"type": "uint256",
"indexed": true,
"internalType": "uint256"
},
{
"name": "provider",
"type": "address",
"indexed": true,
"internalType": "address"
},
{
"name": "amount",
"type": "uint256",
"indexed": false,
"internalType": "uint256"
}
],
"anonymous": false
},
{
"name": "LPSettlementClaimed",
"type": "event",
"inputs": [
{
"name": "marketId",
"type": "uint256",
"indexed": true,
"internalType": "uint256"
},
{
"name": "provider",
"type": "address",
"indexed": true,
"internalType": "address"
},
{
"name": "capitalReturn",
"type": "uint256",
"indexed": false,
"internalType": "uint256"
}
],
"anonymous": false
},
{
"name": "OwnershipTransferStarted",
"type": "event",
"inputs": [
{
"name": "previousOwner",
"type": "address",
"indexed": true,
"internalType": "address"
},
{
"name": "newOwner",
"type": "address",
"indexed": true,
"internalType": "address"
}
],
"anonymous": false
},
{
"name": "OwnershipTransferred",
"type": "event",
"inputs": [
{
"name": "previousOwner",
"type": "address",
"indexed": true,
"internalType": "address"
},
{
"name": "newOwner",
"type": "address",
"indexed": true,
"internalType": "address"
}
],
"anonymous": false
},
{
"name": "Upgraded",
"type": "event",
"inputs": [
{
"name": "implementation",
"type": "address",
"indexed": true,
"internalType": "address"
}
],
"anonymous": false
},
{
"name": "VenueRewardClaimed",
"type": "event",
"inputs": [
{
"name": "marketId",
"type": "uint256",
"indexed": true,
"internalType": "uint256"
},
{
"name": "venueOwner",
"type": "address",
"indexed": true,
"internalType": "address"
},
{
"name": "amount",
"type": "uint256",
"indexed": false,
"internalType": "uint256"
}
],
"anonymous": false
},
{
"name": "WinningsClaimed",
"type": "event",
"inputs": [
{
"name": "marketId",
"type": "uint256",
"indexed": true,
"internalType": "uint256"
},
{
"name": "user",
"type": "address",
"indexed": true,
"internalType": "address"
},
{
"name": "payout",
"type": "uint256",
"indexed": false,
"internalType": "uint256"
}
],
"anonymous": false
},
{
"name": "UPGRADE_INTERFACE_VERSION",
"type": "function",
"inputs": [],
"outputs": [
{
"name": "",
"type": "string",
"internalType": "string"
}
],
"stateMutability": "view"
},
{
"name": "acceptOwnership",
"type": "function",
"inputs": [],
"outputs": [],
"stateMutability": "nonpayable"
},
{
"name": "claimCreatorReward",
"type": "function",
"inputs": [
{
"name": "marketId",
"type": "uint256",
"internalType": "uint256"
}
],
"outputs": [
{
"name": "amount",
"type": "uint256",
"internalType": "uint256"
}
],
"stateMutability": "nonpayable"
},
{
"name": "claimLPSettlement",
"type": "function",
"inputs": [
{
"name": "marketId",
"type": "uint256",
"internalType": "uint256"
}
],
"outputs": [
{
"name": "capitalReturn",
"type": "uint256",
"internalType": "uint256"
}
],
"stateMutability": "nonpayable"
},
{
"name": "claimSettlement",
"type": "function",
"inputs": [
{
"name": "marketId",
"type": "uint256",
"internalType": "uint256"
}
],
"outputs": [
{
"name": "payout",
"type": "uint256",
"internalType": "uint256"
}
],
"stateMutability": "nonpayable"
},
{
"name": "claimVenueReward",
"type": "function",
"inputs": [
{
"name": "marketId",
"type": "uint256",
"internalType": "uint256"
}
],
"outputs": [
{
"name": "amount",
"type": "uint256",
"internalType": "uint256"
}
],
"stateMutability": "nonpayable"
},
{
"name": "claimVenueRewards",
"type": "function",
"inputs": [
{
"name": "venueId",
"type": "uint256",
"internalType": "uint256"
}
],
"outputs": [
{
"name": "totalAmount",
"type": "uint256",
"internalType": "uint256"
}
],
"stateMutability": "nonpayable"
},
{
"name": "finalizeMarket",
"type": "function",
"inputs": [
{
"name": "marketId",
"type": "uint256",
"internalType": "uint256"
}
],
"outputs": [],
"stateMutability": "nonpayable"
},
{
"name": "getOutstandingVenueRewards",
"type": "function",
"inputs": [
{
"name": "venueId",
"type": "uint256",
"internalType": "uint256"
}
],
"outputs": [
{
"name": "",
"type": "uint256[]",
"internalType": "uint256[]"
}
],
"stateMutability": "view"
},
{
"name": "initialize",
"type": "function",
"inputs": [
{
"name": "prophecyCoreAddr",
"type": "address",
"internalType": "address"
},
{
"name": "owner",
"type": "address",
"internalType": "address"
}
],
"outputs": [],
"stateMutability": "nonpayable"
},
{
"name": "lpSettlementClaimed",
"type": "function",
"inputs": [
{
"name": "",
"type": "uint256",
"internalType": "uint256"
},
{
"name": "",
"type": "address",
"internalType": "address"
}
],
"outputs": [
{
"name": "",
"type": "bool",
"internalType": "bool"
}
],
"stateMutability": "view"
},
{
"name": "owner",
"type": "function",
"inputs": [],
"outputs": [
{
"name": "",
"type": "address",
"internalType": "address"
}
],
"stateMutability": "view"
},
{
"name": "pendingOwner",
"type": "function",
"inputs": [],
"outputs": [
{
"name": "",
"type": "address",
"internalType": "address"
}
],
"stateMutability": "view"
},
{
"name": "prophecyCore",
"type": "function",
"inputs": [],
"outputs": [
{
"name": "",
"type": "address",
"internalType": "contract IProphecyCoreBridgeV2"
}
],
"stateMutability": "view"
},
{
"name": "proxiableUUID",
"type": "function",
"inputs": [],
"outputs": [
{
"name": "",
"type": "bytes32",
"internalType": "bytes32"
}
],
"stateMutability": "view"
},
{
"name": "renounceOwnership",
"type": "function",
"inputs": [],
"outputs": [],
"stateMutability": "nonpayable"
},
{
"name": "settlement",
"type": "function",
"inputs": [
{
"name": "",
"type": "uint256",
"internalType": "uint256"
}
],
"outputs": [
{
"name": "totalStake",
"type": "uint256",
"internalType": "uint256"
},
{
"name": "totalYesShares",
"type": "uint256",
"internalType": "uint256"
},
{
"name": "totalNoShares",
"type": "uint256",
"internalType": "uint256"
},
{
"name": "yesPoolSnapshot",
"type": "uint256",
"internalType": "uint256"
},
{
"name": "noPoolSnapshot",
"type": "uint256",
"internalType": "uint256"
},
{
"name": "totalLPShares",
"type": "uint256",
"internalType": "uint256"
},
{
"name": "totalRakeBps",
"type": "uint256",
"internalType": "uint256"
},
{
"name": "creatorReward",
"type": "uint256",
"internalType": "uint256"
},
{
"name": "venueReward",
"type": "uint256",
"internalType": "uint256"
},
{
"name": "netPayoutRate1e18",
"type": "uint256",
"internalType": "uint256"
},
{
"name": "stakeToken",
"type": "address",
"internalType": "address"
},
{
"name": "outcome",
"type": "uint8",
"internalType": "uint8"
},
{
"name": "finalized",
"type": "bool",
"internalType": "bool"
},
{
"name": "creatorClaimed",
"type": "bool",
"internalType": "bool"
},
{
"name": "venueClaimed",
"type": "bool",
"internalType": "bool"
}
],
"stateMutability": "view"
},
{
"name": "transferOwnership",
"type": "function",
"inputs": [
{
"name": "newOwner",
"type": "address",
"internalType": "address"
}
],
"outputs": [],
"stateMutability": "nonpayable"
},
{
"name": "upgradeToAndCall",
"type": "function",
"inputs": [
{
"name": "newImplementation",
"type": "address",
"internalType": "address"
},
{
"name": "data",
"type": "bytes",
"internalType": "bytes"
}
],
"outputs": [],
"stateMutability": "payable"
},
{
"type": "receive",
"stateMutability": "payable"
}
]