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Submodule forge-std
updated
21 files
| +48 −6 | .github/workflows/ci.yml | |
| +1 −1 | package.json | |
| +4 −3 | src/Script.sol | |
| +18 −5 | src/StdChains.sol | |
| +156 −15 | src/StdCheats.sol | |
| +16 −1 | src/StdInvariant.sol | |
| +18 −14 | src/StdJson.sol | |
| +54 −3 | src/StdStorage.sol | |
| +2 −2 | src/StdStyle.sol | |
| +1 −1 | src/StdUtils.sol | |
| +4 −3 | src/Test.sol | |
| +505 −239 | src/Vm.sol | |
| +93 −77 | test/StdAssertions.t.sol | |
| +93 −37 | test/StdChains.t.sol | |
| +167 −64 | test/StdCheats.t.sol | |
| +10 −10 | test/StdError.t.sol | |
| +27 −12 | test/StdMath.t.sol | |
| +66 −34 | test/StdStorage.t.sol | |
| +4 −4 | test/StdStyle.t.sol | |
| +66 −36 | test/StdUtils.t.sol | |
| +15 −0 | test/Vm.t.sol |
Submodule prb-test
updated
6 files
| +2 −2 | .github/workflows/sync.yml | |
| +37 −0 | CHANGELOG.md | |
| +2 −2 | README.md | |
| +2 −5 | package.json | |
| +5 −1 | pnpm-lock.yaml | |
| +155 −47 | src/Vm.sol |
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| Original file line number | Diff line number | Diff line change |
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| @@ -1,3 +1,4 @@ | ||
| @prb/test/=lib/prb-test/src/ | ||
| forge-std/=lib/forge-std/src/ | ||
| @openzeppelin/=lib/openzeppelin-contracts/ | ||
| @uniswap/=lib/ |
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| Original file line number | Diff line number | Diff line change |
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| // SPDX-License-Identifier: MIT | ||
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| pragma solidity ^0.8.21; | ||
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| interface IFastPriceFeed { | ||
| function lastUpdatedAt() external view returns (uint256); | ||
| function lastUpdatedBlock() external view returns (uint256); | ||
| // function setSigner(address _account, bool _isActive) external; | ||
| // function setUpdater(address _account, bool _isActive) external; | ||
| // function setPriceDuration(uint256 _priceDuration) external; | ||
| // function setMaxPriceUpdateDelay(uint256 _maxPriceUpdateDelay) external; | ||
| // function setSpreadBasisPointsIfInactive(uint256 _spreadBasisPointsIfInactive) external; | ||
| // function setSpreadBasisPointsIfChainError(uint256 _spreadBasisPointsIfChainError) external; | ||
| // function setMinBlockInterval(uint256 _minBlockInterval) external; | ||
| // function setIsSpreadEnabled(bool _isSpreadEnabled) external; | ||
| // function setMaxDeviationBasisPoints(uint256 _maxDeviationBasisPoints) external; | ||
| // function setMaxCumulativeDeltaDiffs(address[] memory _tokens, uint256[] memory _maxCumulativeDeltaDiffs) external; | ||
| // function setPriceDataInterval(uint256 _priceDataInterval) external; | ||
| // function setVaultPriceFeed(address _vaultPriceFeed) external; | ||
| } |
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| Original file line number | Diff line number | Diff line change |
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| // SPDX-License-Identifier: MIT | ||
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| pragma solidity ^0.8.21; | ||
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| import "../interfaces/IFastPriceFeed.sol"; | ||
| import "../interfaces/IVaultPriceFeed.sol"; | ||
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| contract FastPriceFeed is IFastPriceFeed { | ||
| // fit data in a uint256 slot to save gas costs | ||
| struct PriceDataItem { | ||
| uint160 refPrice; // Chainlink price | ||
| uint32 refTime; // last updated at time | ||
| uint32 cumulativeRefDelta; // cumulative Chainlink price delta | ||
| uint32 cumulativeFastDelta; // cumulative fast price delta | ||
| } | ||
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| address public fastPriceEvents; | ||
| address public vaultPriceFeed; | ||
| uint256 constant public BITMASK_32 = ~uint256(0) >> (256 - 32); | ||
| uint256 public constant MAX_REF_PRICE = type(uint160).max; | ||
| uint256 public constant MAX_CUMULATIVE_REF_DELTA = type(uint32).max; | ||
| uint256 public constant MAX_CUMULATIVE_FAST_DELTA = type(uint32).max; | ||
| uint256 public constant PRICE_PRECISION = 10 ** 30; | ||
| uint256 public constant CUMULATIVE_DELTA_PRECISION = 10 * 1000 * 1000; | ||
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| // array of tokens used in setCompactedPrices, saves L1 calldata gas costs | ||
| address[] public tokens; | ||
| // array of tokenPrecisions used in setCompactedPrices, saves L1 calldata gas costs | ||
| // if the token price will be sent with 3 decimals, then tokenPrecision for that token | ||
| // should be 10 ** 3 | ||
| uint256[] public tokenPrecisions; | ||
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| uint256 public priceDuration; | ||
| uint256 public maxPriceUpdateDelay; | ||
| uint256 public spreadBasisPointsIfInactive; | ||
| uint256 public spreadBasisPointsIfChainError; | ||
| uint256 public minBlockInterval; | ||
| uint256 public maxTimeDeviation; | ||
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| uint256 public override lastUpdatedAt; | ||
| uint256 public override lastUpdatedBlock; | ||
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| uint256 public priceDataInterval; | ||
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| mapping (address => uint256) public prices; | ||
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| mapping (address => bool) public isUpdater; | ||
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| mapping (address => PriceDataItem) public priceData; | ||
| mapping (address => uint256) public maxCumulativeDeltaDiffs; | ||
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| event DisableFastPrice(address signer); | ||
| event EnableFastPrice(address signer); | ||
| event PriceData(address token, uint256 refPrice, uint256 fastPrice, uint256 cumulativeRefDelta, uint256 cumulativeFastDelta); | ||
| event MaxCumulativeDeltaDiffExceeded(address token, uint256 refPrice, uint256 fastPrice, uint256 cumulativeRefDelta, uint256 cumulativeFastDelta); | ||
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| modifier onlyUpdater() { | ||
| require(isUpdater[msg.sender], "FastPriceFeed: forbidden"); | ||
| _; | ||
| } | ||
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| function setPricesWithBits(uint256 _priceBits, uint256 _timestamp) external onlyUpdater { | ||
| _setPricesWithBits(_priceBits, _timestamp); | ||
| } | ||
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| function _setPricesWithBits(uint256 _priceBits, uint256 _timestamp) private { | ||
| bool shouldUpdate = _setLastUpdatedValues(_timestamp); | ||
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| if (shouldUpdate) { | ||
| address _fastPriceEvents = fastPriceEvents; | ||
| address _vaultPriceFeed = vaultPriceFeed; | ||
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| for (uint256 j = 0; j < 8; j++) { | ||
| uint256 index = j; | ||
| if (index >= tokens.length) { return; } | ||
| uint256 startBit = 32 * j; | ||
| uint256 price = (_priceBits >> startBit) & BITMASK_32; | ||
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| address token = tokens[j]; | ||
| uint256 tokenPrecision = tokenPrecisions[j]; | ||
| // uint256 adjustedPrice = price.mul(PRICE_PRECISION).div(tokenPrecision); | ||
| uint256 adjustedPrice = price * PRICE_PRECISION / tokenPrecision; | ||
| _setPrice(token, adjustedPrice, _vaultPriceFeed, _fastPriceEvents); | ||
| } | ||
| } | ||
| } | ||
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| function _setLastUpdatedValues(uint256 _timestamp) private returns (bool) { | ||
| if (minBlockInterval > 0) { | ||
| // require(block.number.sub(lastUpdatedBlock) >= minBlockInterval, "FastPriceFeed: minBlockInterval not yet passed"); | ||
| require(block.number - lastUpdatedBlock >= minBlockInterval, "FastPriceFeed: minBlockInterval not yet passed"); | ||
| } | ||
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| uint256 _maxTimeDeviation = maxTimeDeviation; | ||
| require(_timestamp > block.timestamp - _maxTimeDeviation, "FastPriceFeed: _timestamp below allowed range"); | ||
| require(_timestamp < block.timestamp + _maxTimeDeviation, "FastPriceFeed: _timestamp exceeds allowed range"); | ||
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| // do not update prices if _timestamp is before the current lastUpdatedAt value | ||
| if (_timestamp < lastUpdatedAt) { | ||
| return false; | ||
| } | ||
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| lastUpdatedAt = _timestamp; | ||
| lastUpdatedBlock = block.number; | ||
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| return true; | ||
| } | ||
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| function _setPrice(address _token, uint256 _price, address _vaultPriceFeed, address _fastPriceEvents) private { | ||
| // if (_vaultPriceFeed != address(0)) { | ||
| // uint256 refPrice = IVaultPriceFeed(_vaultPriceFeed).getLatestPrimaryPrice(_token); | ||
| // uint256 fastPrice = prices[_token]; | ||
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| // (uint256 prevRefPrice, uint256 refTime, uint256 cumulativeRefDelta, uint256 cumulativeFastDelta) = getPriceData(_token); | ||
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| // if (prevRefPrice > 0) { | ||
| // uint256 refDeltaAmount = refPrice > prevRefPrice ? refPrice.sub(prevRefPrice) : prevRefPrice.sub(refPrice); | ||
| // uint256 fastDeltaAmount = fastPrice > _price ? fastPrice.sub(_price) : _price.sub(fastPrice); | ||
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| // if (refTime.div(priceDataInterval) != block.timestamp.div(priceDataInterval)) { | ||
| // cumulativeRefDelta = 0; | ||
| // cumulativeFastDelta = 0; | ||
| // } | ||
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| // cumulativeRefDelta = cumulativeRefDelta.add(refDeltaAmount.mul(CUMULATIVE_DELTA_PRECISION).div(prevRefPrice)); | ||
| // cumulativeFastDelta = cumulativeFastDelta.add(fastDeltaAmount.mul(CUMULATIVE_DELTA_PRECISION).div(fastPrice)); | ||
| // } | ||
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| // if (cumulativeFastDelta > cumulativeRefDelta && cumulativeFastDelta.sub(cumulativeRefDelta) > maxCumulativeDeltaDiffs[_token]) { | ||
| // emit MaxCumulativeDeltaDiffExceeded(_token, refPrice, fastPrice, cumulativeRefDelta, cumulativeFastDelta); | ||
| // } | ||
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| // _setPriceData(_token, refPrice, cumulativeRefDelta, cumulativeFastDelta); | ||
| // emit PriceData(_token, refPrice, fastPrice, cumulativeRefDelta, cumulativeFastDelta); | ||
| // } | ||
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| // prices[_token] = _price; | ||
| // _emitPriceEvent(_fastPriceEvents, _token, _price); | ||
| } | ||
| function _setPriceData(address _token, uint256 _refPrice, uint256 _cumulativeRefDelta, uint256 _cumulativeFastDelta) private { | ||
| require(_refPrice < MAX_REF_PRICE, "FastPriceFeed: invalid refPrice"); | ||
| // skip validation of block.timestamp, it should only be out of range after the year 2100 | ||
| require(_cumulativeRefDelta < MAX_CUMULATIVE_REF_DELTA, "FastPriceFeed: invalid cumulativeRefDelta"); | ||
| require(_cumulativeFastDelta < MAX_CUMULATIVE_FAST_DELTA, "FastPriceFeed: invalid cumulativeFastDelta"); | ||
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| priceData[_token] = PriceDataItem( | ||
| uint160(_refPrice), | ||
| uint32(block.timestamp), | ||
| uint32(_cumulativeRefDelta), | ||
| uint32(_cumulativeFastDelta) | ||
| ); | ||
| } | ||
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| function getPriceData(address _token) public view returns (uint256, uint256, uint256, uint256) { | ||
| PriceDataItem memory data = priceData[_token]; | ||
| return (uint256(data.refPrice), uint256(data.refTime), uint256(data.cumulativeRefDelta), uint256(data.cumulativeFastDelta)); | ||
| } | ||
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| function _emitPriceEvent(address _fastPriceEvents, address _token, uint256 _price) private { | ||
| if (_fastPriceEvents == address(0)) { | ||
| return; | ||
| } | ||
| // IFastPriceEvents(_fastPriceEvents).emitPriceEvent(_token, _price); | ||
| } | ||
| } |
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