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AlienTornadosaurusHex 1a6a4ebfbb mostly testing finalized design 
Signed-off-by: AlienTornadosaurusHex <>
2023-06-20 21:04:29 +00:00

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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
<title>LCOV - lcov.info - v2/UniswapFeeOracle.sol</title>
<link rel="stylesheet" type="text/css" href="../gcov.css">
</head>
<body>
<table width="100%" border=0 cellspacing=0 cellpadding=0>
<tr><td class="title">LCOV - code coverage report</td></tr>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
<tr>
<td width="100%">
<table cellpadding=1 border=0 width="100%">
<tr>
<td width="10%" class="headerItem">Current view:</td>
<td width="35%" class="headerValue"><a href="../index.html">top level</a> - <a href="index.html">v2</a> - UniswapFeeOracle.sol<span style="font-size: 80%;"> (source / <a href="UniswapFeeOracle.sol.func-sort-c.html">functions</a>)</span></td>
<td width="5%"></td>
<td width="15%"></td>
<td width="10%" class="headerCovTableHead">Hit</td>
<td width="10%" class="headerCovTableHead">Total</td>
<td width="15%" class="headerCovTableHead">Coverage</td>
</tr>
<tr>
<td class="headerItem">Test:</td>
<td class="headerValue">lcov.info</td>
<td></td>
<td class="headerItem">Lines:</td>
<td class="headerCovTableEntry">30</td>
<td class="headerCovTableEntry">30</td>
<td class="headerCovTableEntryHi">100.0 %</td>
</tr>
<tr>
<td class="headerItem">Date:</td>
<td class="headerValue">2023-06-20 21:04:08</td>
<td></td>
<td class="headerItem">Functions:</td>
<td class="headerCovTableEntry">9</td>
<td class="headerCovTableEntry">9</td>
<td class="headerCovTableEntryHi">100.0 %</td>
</tr>
<tr>
<td class="headerItem">Legend:</td>
<td class="headerValueLeg"> Lines:
<span class="coverLegendCov">hit</span>
<span class="coverLegendNoCov">not hit</span>
</td>
<td></td>
</tr>
<tr><td><img src="../glass.png" width=3 height=3 alt=""></td></tr>
</table>
</td>
</tr>
<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
</table>
<table cellpadding=0 cellspacing=0 border=0>
<tr>
<td><br></td>
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<td>
<pre class="sourceHeading"> Line data Source code</pre>
<pre class="source">
<a name="1"><span class="lineNum"> 1 </span> : // SPDX-License-Identifier: MIT</a>
<a name="2"><span class="lineNum"> 2 </span> : </a>
<a name="3"><span class="lineNum"> 3 </span> : pragma solidity ^0.6.12;</a>
<a name="4"><span class="lineNum"> 4 </span> : pragma experimental ABIEncoderV2;</a>
<a name="5"><span class="lineNum"> 5 </span> : </a>
<a name="6"><span class="lineNum"> 6 </span> : import { console2 } from &quot;forge-std/console2.sol&quot;;</a>
<a name="7"><span class="lineNum"> 7 </span> : // OZ imports</a>
<a name="8"><span class="lineNum"> 8 </span> : </a>
<a name="9"><span class="lineNum"> 9 </span> : import { SafeMath } from &quot;@openzeppelin/contracts/math/SafeMath.sol&quot;;</a>
<a name="10"><span class="lineNum"> 10 </span> : import { IERC20 } from &quot;@openzeppelin/contracts/token/ERC20/IERC20.sol&quot;;</a>
<a name="11"><span class="lineNum"> 11 </span> : </a>
<a name="12"><span class="lineNum"> 12 </span> : // Uniswap imports</a>
<a name="13"><span class="lineNum"> 13 </span> : </a>
<a name="14"><span class="lineNum"> 14 </span> : import { IUniswapV3Factory } from &quot;@uniswap/v3-core/contracts/interfaces/IUniswapV3Factory.sol&quot;;</a>
<a name="15"><span class="lineNum"> 15 </span> : import { IUniswapV3PoolState } from &quot;@uniswap/v3-core/contracts/interfaces/pool/IUniswapV3PoolState.sol&quot;;</a>
<a name="16"><span class="lineNum"> 16 </span> : </a>
<a name="17"><span class="lineNum"> 17 </span> : // Tornado imports</a>
<a name="18"><span class="lineNum"> 18 </span> : </a>
<a name="19"><span class="lineNum"> 19 </span> : import { ITornadoInstance } from &quot;tornado-anonymity-mining/contracts/interfaces/ITornadoInstance.sol&quot;;</a>
<a name="20"><span class="lineNum"> 20 </span> : </a>
<a name="21"><span class="lineNum"> 21 </span> : // Local imports</a>
<a name="22"><span class="lineNum"> 22 </span> : </a>
<a name="23"><span class="lineNum"> 23 </span> : import { IUniswapV2Pair } from &quot;./interfaces/IUniswapV2Pair.sol&quot;;</a>
<a name="24"><span class="lineNum"> 24 </span> : </a>
<a name="25"><span class="lineNum"> 25 </span> : import { IFeeOracle, InstanceWithFee } from &quot;./interfaces/IFeeOracle.sol&quot;;</a>
<a name="26"><span class="lineNum"> 26 </span> : </a>
<a name="27"><span class="lineNum"> 27 </span> : import { UniswapV3OracleHelper } from &quot;./libraries/UniswapV3OracleHelper.sol&quot;;</a>
<a name="28"><span class="lineNum"> 28 </span> : </a>
<a name="29"><span class="lineNum"> 29 </span> : import { UniswapV2OracleLibrary } from &quot;./libraries/UniswapV2OracleLibrary.sol&quot;;</a>
<a name="30"><span class="lineNum"> 30 </span> : </a>
<a name="31"><span class="lineNum"> 31 </span> : import { FixedPoint } from &quot;./libraries/FixedPoint.sol&quot;;</a>
<a name="32"><span class="lineNum"> 32 </span> : </a>
<a name="33"><span class="lineNum"> 33 </span> : import { InstanceState } from &quot;./InstanceRegistry.sol&quot;;</a>
<a name="34"><span class="lineNum"> 34 </span> : </a>
<a name="35"><span class="lineNum"> 35 </span> : /* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ OUR CONTRACT ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */</a>
<a name="36"><span class="lineNum"> 36 </span> : </a>
<a name="37"><span class="lineNum"> 37 </span> : struct TWAPData {</a>
<a name="38"><span class="lineNum"> 38 </span> : FixedPoint.uq112x112 averagePrice;</a>
<a name="39"><span class="lineNum"> 39 </span> : uint32 updatedTimestamp;</a>
<a name="40"><span class="lineNum"> 40 </span> : }</a>
<a name="41"><span class="lineNum"> 41 </span> : </a>
<a name="42"><span class="lineNum"> 42 </span> : contract UniswapFeeOracle is IFeeOracle {</a>
<a name="43"><span class="lineNum"> 43 </span> : using SafeMath for uint256;</a>
<a name="44"><span class="lineNum"> 44 </span> : using FixedPoint for *;</a>
<a name="45"><span class="lineNum"> 45 </span> : </a>
<a name="46"><span class="lineNum"> 46 </span> : /* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ VARIABLES ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */</a>
<a name="47"><span class="lineNum"> 47 </span> : </a>
<a name="48"><span class="lineNum"> 48 </span> : /**</a>
<a name="49"><span class="lineNum"> 49 </span> : * @notice The precision when calculating TWAP without some factor is 3 digits. We use this to scale,</a>
<a name="50"><span class="lineNum"> 50 </span> : * while being aware of uint224 max size.</a>
<a name="51"><span class="lineNum"> 51 </span> : */</a>
<a name="52"><span class="lineNum"> 52 </span> : uint256 public constant Q112Ratio = 1_000_000_000;</a>
<a name="53"><span class="lineNum"> 53 </span> : </a>
<a name="54"><span class="lineNum"> 54 </span> : /**</a>
<a name="55"><span class="lineNum"> 55 </span> : * @notice Address of the Uniswap V2 TORN/ETH pool</a>
<a name="56"><span class="lineNum"> 56 </span> : */</a>
<a name="57"><span class="lineNum"> 57 </span> : address public constant UNIV2_TORN_ETH_ADDR = 0x0C722a487876989Af8a05FFfB6e32e45cc23FB3A;</a>
<a name="58"><span class="lineNum"> 58 </span> : </a>
<a name="59"><span class="lineNum"> 59 </span> : /**</a>
<a name="60"><span class="lineNum"> 60 </span> : * @notice The Governance Proxy address</a>
<a name="61"><span class="lineNum"> 61 </span> : */</a>
<a name="62"><span class="lineNum"> 62 </span> : address public immutable governanceProxyAddress;</a>
<a name="63"><span class="lineNum"> 63 </span> : </a>
<a name="64"><span class="lineNum"> 64 </span> : /**</a>
<a name="65"><span class="lineNum"> 65 </span> : * @notice The Fee Oracle Manager address</a>
<a name="66"><span class="lineNum"> 66 </span> : */</a>
<a name="67"><span class="lineNum"> 67 </span> : address public feeOracleManagerAddress;</a>
<a name="68"><span class="lineNum"> 68 </span> : </a>
<a name="69"><span class="lineNum"> 69 </span> : /* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ V3 ORACLE ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */</a>
<a name="70"><span class="lineNum"> 70 </span> : </a>
<a name="71"><span class="lineNum"> 71 </span> : /**</a>
<a name="72"><span class="lineNum"> 72 </span> : * @notice Uniswap V3 pool fees for each token registered</a>
<a name="73"><span class="lineNum"> 73 </span> : */</a>
<a name="74"><span class="lineNum"> 74 </span> : mapping(IERC20 =&gt; uint24) public poolFeesByToken;</a>
<a name="75"><span class="lineNum"> 75 </span> : </a>
<a name="76"><span class="lineNum"> 76 </span> : /**</a>
<a name="77"><span class="lineNum"> 77 </span> : * @notice The minimum observation cardinality for other pools</a>
<a name="78"><span class="lineNum"> 78 </span> : */</a>
<a name="79"><span class="lineNum"> 79 </span> : uint16 public minObservationCardinality;</a>
<a name="80"><span class="lineNum"> 80 </span> : </a>
<a name="81"><span class="lineNum"> 81 </span> : /* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ V2 TWAP ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */</a>
<a name="82"><span class="lineNum"> 82 </span> : </a>
<a name="83"><span class="lineNum"> 83 </span> : /**</a>
<a name="84"><span class="lineNum"> 84 </span> : * @notice Uniswap V2 torn pool cumulative price last</a>
<a name="85"><span class="lineNum"> 85 </span> : */</a>
<a name="86"><span class="lineNum"> 86 </span> : uint256 public lastCumulativeTORNPriceInETH;</a>
<a name="87"><span class="lineNum"> 87 </span> : </a>
<a name="88"><span class="lineNum"> 88 </span> : /**</a>
<a name="89"><span class="lineNum"> 89 </span> : * @notice Last TWAP data</a>
<a name="90"><span class="lineNum"> 90 </span> : */</a>
<a name="91"><span class="lineNum"> 91 </span> : TWAPData public last;</a>
<a name="92"><span class="lineNum"> 92 </span> : </a>
<a name="93"><span class="lineNum"> 93 </span> : /* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ EVENTS ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */</a>
<a name="94"><span class="lineNum"> 94 </span> : </a>
<a name="95"><span class="lineNum"> 95 </span> : event PoolFeeUpdated(IERC20 token, uint24 newPoolFee);</a>
<a name="96"><span class="lineNum"> 96 </span> : event MinObservationCardinalityUpdated(uint16 newMinObservationCardinality);</a>
<a name="97"><span class="lineNum"> 97 </span> : event FeeOracleManagerAddressUpdated(address newFeeOracleManagerAddress);</a>
<a name="98"><span class="lineNum"> 98 </span> : </a>
<a name="99"><span class="lineNum"> 99 </span> : /* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ LOGIC ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */</a>
<a name="100"><span class="lineNum"> 100 </span> : </a>
<a name="101"><span class="lineNum"> 101 </span> : constructor(address _governanceProxyAddress, address _feeOracleManagerAddress) public {</a>
<a name="102"><span class="lineNum"> 102 </span> : governanceProxyAddress = _governanceProxyAddress;</a>
<a name="103"><span class="lineNum"> 103 </span> : feeOracleManagerAddress = _feeOracleManagerAddress;</a>
<a name="104"><span class="lineNum"> 104 </span> : </a>
<a name="105"><span class="lineNum"> 105 </span> : // We're immediately doing this because we want to immediately be ready with a price on execution</a>
<a name="106"><span class="lineNum"> 106 </span> : </a>
<a name="107"><span class="lineNum"> 107 </span> : (, uint256 _price1CumulativeLast, uint32 _timestamp) =</a>
<a name="108"><span class="lineNum"> 108 </span> : UniswapV2OracleLibrary.currentCumulativePrices(UNIV2_TORN_ETH_ADDR);</a>
<a name="109"><span class="lineNum"> 109 </span> : </a>
<a name="110"><span class="lineNum"> 110 </span> : lastCumulativeTORNPriceInETH = _price1CumulativeLast;</a>
<a name="111"><span class="lineNum"> 111 </span> : </a>
<a name="112"><span class="lineNum"> 112 </span> : last.updatedTimestamp = _timestamp;</a>
<a name="113"><span class="lineNum"> 113 </span> : }</a>
<a name="114"><span class="lineNum"> 114 </span> : </a>
<a name="115"><span class="lineNum"> 115 </span> : modifier onlyGovernance() {</a>
<a name="116"><span class="lineNum"> 116 </span> : require(msg.sender == governanceProxyAddress, &quot;UniswapFeeOracle: onlyGovernance&quot;);</a>
<a name="117"><span class="lineNum"> 117 </span> : _;</a>
<a name="118"><span class="lineNum"> 118 </span> : }</a>
<a name="119"><span class="lineNum"> 119 </span> : </a>
<a name="120"><span class="lineNum"> 120 </span> : modifier onlyFeeOracleManager() {</a>
<a name="121"><span class="lineNum"> 121 </span> : require(msg.sender == feeOracleManagerAddress, &quot;UniswapFeeOracle: onlyFeeOracleManager&quot;);</a>
<a name="122"><span class="lineNum"> 122 </span> : _;</a>
<a name="123"><span class="lineNum"> 123 </span> : }</a>
<a name="124"><span class="lineNum"> 124 </span> : </a>
<a name="125"><span class="lineNum"> 125 </span> : /* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ MAIN ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */</a>
<a name="126"><span class="lineNum"> 126 </span> : </a>
<a name="127"><span class="lineNum"> 127 </span> : function getFee(IERC20, InstanceWithFee memory _instance)</a>
<a name="128"><span class="lineNum"> 128 </span> : public</a>
<a name="129"><span class="lineNum"> 129 </span> : view</a>
<a name="130"><span class="lineNum"> 130 </span> : virtual</a>
<a name="131"><span class="lineNum"> 131 </span> : override</a>
<a name="132"><span class="lineNum"> 132 </span> : returns (uint160)</a>
<a name="133"><span class="lineNum"> 133 </span> : {</a>
<a name="134"><span class="lineNum"> 134 </span> : // If 0%, 0</a>
<a name="135"><span class="lineNum"> 135 </span><span class="lineCov"> 58 : if (_instance.fee.percent == 0) return 0;</span></a>
<a name="136"><span class="lineNum"> 136 </span> : </a>
<a name="137"><span class="lineNum"> 137 </span> : // If it's not an ERC20 it has to be ETH, use the WETH token</a>
<a name="138"><span class="lineNum"> 138 </span><span class="lineCov"> 49 : _instance.state.token =</span></a>
<a name="139"><span class="lineNum"> 139 </span> : _instance.state.isERC20 ? _instance.state.token : IERC20(UniswapV3OracleHelper.WETH);</a>
<a name="140"><span class="lineNum"> 140 </span> : </a>
<a name="141"><span class="lineNum"> 141 </span> : // Now get the number of TORN per TOKEN</a>
<a name="142"><span class="lineNum"> 142 </span><span class="lineCov"> 49 : uint256 tornPerToken = getTORNPerToken(_instance.state.token, _instance.fee.updateInterval);</span></a>
<a name="143"><span class="lineNum"> 143 </span> : </a>
<a name="144"><span class="lineNum"> 144 </span> : // DENOMINATION IN TOKEN * TORN PER TOKEN * FEE_NUMERATOR / FEE_DIVISOR = FEE IN TORN</a>
<a name="145"><span class="lineNum"> 145 </span><span class="lineCov"> 49 : return uint160(</span></a>
<a name="146"><span class="lineNum"> 146 </span> : _instance.logic.denomination().mul(tornPerToken).div(1e18).mul(uint256(_instance.fee.percent)).div(</a>
<a name="147"><span class="lineNum"> 147 </span> : uint256(_instance.fee.divisor)</a>
<a name="148"><span class="lineNum"> 148 </span> : )</a>
<a name="149"><span class="lineNum"> 149 </span> : );</a>
<a name="150"><span class="lineNum"> 150 </span> : }</a>
<a name="151"><span class="lineNum"> 151 </span> : </a>
<a name="152"><span class="lineNum"> 152 </span> : function update(IERC20, InstanceWithFee memory _instance) public virtual override onlyFeeOracleManager {</a>
<a name="153"><span class="lineNum"> 153 </span> : // Get the timestamp of the last update</a>
<a name="154"><span class="lineNum"> 154 </span><span class="lineCov"> 77 : uint32 timestampLastUpdate = last.updatedTimestamp;</span></a>
<a name="155"><span class="lineNum"> 155 </span> : </a>
<a name="156"><span class="lineNum"> 156 </span> : // Get the current one by Uniswaps logic, has inbuilt overflow</a>
<a name="157"><span class="lineNum"> 157 </span><span class="lineCov"> 77 : uint32 currentTimestamp = UniswapV2OracleLibrary.currentBlockTimestamp();</span></a>
<a name="158"><span class="lineNum"> 158 </span> : </a>
<a name="159"><span class="lineNum"> 159 </span> : // Calculate elapsed time, no matter whether overflow (uniswap logic)</a>
<a name="160"><span class="lineNum"> 160 </span><span class="lineCov"> 77 : uint32 elapsed = currentTimestamp - timestampLastUpdate;</span></a>
<a name="161"><span class="lineNum"> 161 </span> : </a>
<a name="162"><span class="lineNum"> 162 </span> : // Multiple instances may refer to this oracle</a>
<a name="163"><span class="lineNum"> 163 </span> : // For this reason we will basically allow only one to update</a>
<a name="164"><span class="lineNum"> 164 </span><span class="lineCov"> 77 : if (_instance.fee.updateInterval &lt;= elapsed) {</span></a>
<a name="165"><span class="lineNum"> 165 </span> : // Get last token0/token1 meaning TORN per ETH counterfactually</a>
<a name="166"><span class="lineNum"> 166 </span><span class="lineCov"> 8 : (, uint256 _price1CumulativeLast,) =</span></a>
<a name="167"><span class="lineNum"> 167 </span><span class="lineCov"> 8 : UniswapV2OracleLibrary.currentCumulativePrices(UNIV2_TORN_ETH_ADDR);</span></a>
<a name="168"><span class="lineNum"> 168 </span> : </a>
<a name="169"><span class="lineNum"> 169 </span> : // Save TWAP data, meaning the average price (TORN per ETH)</a>
<a name="170"><span class="lineNum"> 170 </span><span class="lineCov"> 8 : last = TWAPData({</span></a>
<a name="171"><span class="lineNum"> 171 </span> : averagePrice: FixedPoint.uq112x112(</a>
<a name="172"><span class="lineNum"> 172 </span> : uint224(((_price1CumulativeLast - lastCumulativeTORNPriceInETH) * Q112Ratio) / elapsed)</a>
<a name="173"><span class="lineNum"> 173 </span> : ),</a>
<a name="174"><span class="lineNum"> 174 </span> : updatedTimestamp: currentTimestamp</a>
<a name="175"><span class="lineNum"> 175 </span> : });</a>
<a name="176"><span class="lineNum"> 176 </span> : </a>
<a name="177"><span class="lineNum"> 177 </span> : // Update the cumulative value</a>
<a name="178"><span class="lineNum"> 178 </span><span class="lineCov"> 8 : lastCumulativeTORNPriceInETH = _price1CumulativeLast;</span></a>
<a name="179"><span class="lineNum"> 179 </span> : }</a>
<a name="180"><span class="lineNum"> 180 </span> : }</a>
<a name="181"><span class="lineNum"> 181 </span> : </a>
<a name="182"><span class="lineNum"> 182 </span> : function getTORNPerToken(IERC20 _token, uint32 _interval) public view virtual returns (uint256) {</a>
<a name="183"><span class="lineNum"> 183 </span> : // Get the average price of TOKEN in WETH</a>
<a name="184"><span class="lineNum"> 184 </span><span class="lineCov"> 64 : uint256 ethPerTokenAverage =</span></a>
<a name="185"><span class="lineNum"> 185 </span><span class="lineCov"> 64 : UniswapV3OracleHelper.getPriceOfTokenInWETH(address(_token), poolFeesByToken[_token], _interval);</span></a>
<a name="186"><span class="lineNum"> 186 </span> : </a>
<a name="187"><span class="lineNum"> 187 </span> : // TORN PER ETH * ETH PER TOKEN = TORN per TOKEN</a>
<a name="188"><span class="lineNum"> 188 </span><span class="lineCov"> 64 : return ethPerTokenAverage * last.averagePrice.decode() / Q112Ratio;</span></a>
<a name="189"><span class="lineNum"> 189 </span> : }</a>
<a name="190"><span class="lineNum"> 190 </span> : </a>
<a name="191"><span class="lineNum"> 191 </span> : /* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ SETTERS ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */</a>
<a name="192"><span class="lineNum"> 192 </span> : </a>
<a name="193"><span class="lineNum"> 193 </span> : function setPoolFeeForToken(IERC20 _token, uint24 _tokenPoolFee) public virtual onlyGovernance {</a>
<a name="194"><span class="lineNum"> 194 </span> : // Check whether cardinality is initialized</a>
<a name="195"><span class="lineNum"> 195 </span><span class="lineCov"> 68 : require(minObservationCardinality != 0, &quot;UniswapFeeOracle: cardinality not initialized&quot;);</span></a>
<a name="196"><span class="lineNum"> 196 </span> : </a>
<a name="197"><span class="lineNum"> 197 </span> : // Only do this if not zeroing out</a>
<a name="198"><span class="lineNum"> 198 </span><span class="lineCov"> 68 : if (_tokenPoolFee != 0) {</span></a>
<a name="199"><span class="lineNum"> 199 </span> : // Check whether a pool exists for the token + fee combination</a>
<a name="200"><span class="lineNum"> 200 </span> : </a>
<a name="201"><span class="lineNum"> 201 </span><span class="lineCov"> 52 : address poolAddress = UniswapV3OracleHelper.UniswapV3Factory.getPool(</span></a>
<a name="202"><span class="lineNum"> 202 </span> : address(_token), UniswapV3OracleHelper.WETH, _tokenPoolFee</a>
<a name="203"><span class="lineNum"> 203 </span> : );</a>
<a name="204"><span class="lineNum"> 204 </span> : </a>
<a name="205"><span class="lineNum"> 205 </span><span class="lineCov"> 52 : require(poolAddress != address(0), &quot;UniswapFeeOracle: pool for token and fee does not exist&quot;);</span></a>
<a name="206"><span class="lineNum"> 206 </span> : </a>
<a name="207"><span class="lineNum"> 207 </span> : // Check whether the pool has a large enough observation cardinality</a>
<a name="208"><span class="lineNum"> 208 </span> : </a>
<a name="209"><span class="lineNum"> 209 </span><span class="lineCov"> 52 : (,,,, uint16 observationCardinalityNext,,) = IUniswapV3PoolState(poolAddress).slot0();</span></a>
<a name="210"><span class="lineNum"> 210 </span> : </a>
<a name="211"><span class="lineNum"> 211 </span><span class="lineCov"> 52 : require(</span></a>
<a name="212"><span class="lineNum"> 212 </span> : minObservationCardinality &lt;= observationCardinalityNext,</a>
<a name="213"><span class="lineNum"> 213 </span> : &quot;UniswapFeeOracle: pool observation cardinality low&quot;</a>
<a name="214"><span class="lineNum"> 214 </span> : );</a>
<a name="215"><span class="lineNum"> 215 </span> : }</a>
<a name="216"><span class="lineNum"> 216 </span> : </a>
<a name="217"><span class="lineNum"> 217 </span> : // Store &amp; log</a>
<a name="218"><span class="lineNum"> 218 </span> : </a>
<a name="219"><span class="lineNum"> 219 </span><span class="lineCov"> 68 : poolFeesByToken[_token] = _tokenPoolFee;</span></a>
<a name="220"><span class="lineNum"> 220 </span> : </a>
<a name="221"><span class="lineNum"> 221 </span><span class="lineCov"> 68 : emit PoolFeeUpdated(_token, _tokenPoolFee);</span></a>
<a name="222"><span class="lineNum"> 222 </span> : }</a>
<a name="223"><span class="lineNum"> 223 </span> : </a>
<a name="224"><span class="lineNum"> 224 </span> : function setMinObservationCardinality(uint16 _newGlobalMinObservationCardinality)</a>
<a name="225"><span class="lineNum"> 225 </span> : public</a>
<a name="226"><span class="lineNum"> 226 </span> : virtual</a>
<a name="227"><span class="lineNum"> 227 </span> : onlyGovernance</a>
<a name="228"><span class="lineNum"> 228 </span> : {</a>
<a name="229"><span class="lineNum"> 229 </span><span class="lineCov"> 8 : minObservationCardinality = _newGlobalMinObservationCardinality;</span></a>
<a name="230"><span class="lineNum"> 230 </span><span class="lineCov"> 8 : emit MinObservationCardinalityUpdated(_newGlobalMinObservationCardinality);</span></a>
<a name="231"><span class="lineNum"> 231 </span> : }</a>
<a name="232"><span class="lineNum"> 232 </span> : </a>
<a name="233"><span class="lineNum"> 233 </span> : function setFeeOracleManagerAddress(address _newFeeOracleManagerAddress) public virtual onlyGovernance {</a>
<a name="234"><span class="lineNum"> 234 </span><span class="lineCov"> 1 : feeOracleManagerAddress = _newFeeOracleManagerAddress;</span></a>
<a name="235"><span class="lineNum"> 235 </span><span class="lineCov"> 1 : emit FeeOracleManagerAddressUpdated(_newFeeOracleManagerAddress);</span></a>
<a name="236"><span class="lineNum"> 236 </span> : }</a>
<a name="237"><span class="lineNum"> 237 </span> : </a>
<a name="238"><span class="lineNum"> 238 </span> : /* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ GETTERS ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */</a>
<a name="239"><span class="lineNum"> 239 </span> : </a>
<a name="240"><span class="lineNum"> 240 </span> : function getTWAPData() public view virtual returns (TWAPData memory) {</a>
<a name="241"><span class="lineNum"> 241 </span><span class="lineCov"> 1 : return last;</span></a>
<a name="242"><span class="lineNum"> 242 </span> : }</a>
<a name="243"><span class="lineNum"> 243 </span> : </a>
<a name="244"><span class="lineNum"> 244 </span> : function getAverageTORNPerETH() public view virtual returns (uint256) {</a>
<a name="245"><span class="lineNum"> 245 </span><span class="lineCov"> 1 : return last.averagePrice.decode();</span></a>
<a name="246"><span class="lineNum"> 246 </span> : }</a>
<a name="247"><span class="lineNum"> 247 </span> : </a>
<a name="248"><span class="lineNum"> 248 </span> : function getLastUpdatedTime() public view virtual returns (uint32) {</a>
<a name="249"><span class="lineNum"> 249 </span><span class="lineCov"> 1 : return last.updatedTimestamp;</span></a>
<a name="250"><span class="lineNum"> 250 </span> : }</a>
<a name="251"><span class="lineNum"> 251 </span> : }</a>
</pre>
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<tr><td class="ruler"><img src="../glass.png" width=3 height=3 alt=""></td></tr>
<tr><td class="versionInfo">Generated by: <a href="https://github.com/linux-test-project/lcov" target="_parent">LCOV version 1.16</a></td></tr>
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