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infrastructure-upgrade/coverage/proposals/CRVUSDInstancesProposal.sol.gcov.html
AlienTornadosaurusHex 1a6a4ebfbb mostly testing finalized design 
Signed-off-by: AlienTornadosaurusHex <>
2023-06-20 21:04:29 +00:00

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<title>LCOV - lcov.info - proposals/CRVUSDInstancesProposal.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">proposals</a> - CRVUSDInstancesProposal.sol<span style="font-size: 80%;"> (source / <a href="CRVUSDInstancesProposal.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">51</td>
<td class="headerCovTableEntry">51</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">2</td>
<td class="headerCovTableEntry">2</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>
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<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> : // OZ Imports</a>
<a name="7"><span class="lineNum"> 7 </span> : </a>
<a name="8"><span class="lineNum"> 8 </span> : import { AdminUpgradeableProxy } from &quot;../common/AdminUpgradeableProxy.sol&quot;;</a>
<a name="9"><span class="lineNum"> 9 </span> : </a>
<a name="10"><span class="lineNum"> 10 </span> : // Tornado imports</a>
<a name="11"><span class="lineNum"> 11 </span> : </a>
<a name="12"><span class="lineNum"> 12 </span> : import { ITornadoInstance } from &quot;tornado-anonymity-mining/contracts/interfaces/ITornadoInstance.sol&quot;;</a>
<a name="13"><span class="lineNum"> 13 </span> : </a>
<a name="14"><span class="lineNum"> 14 </span> : // Local V2 imports</a>
<a name="15"><span class="lineNum"> 15 </span> : </a>
<a name="16"><span class="lineNum"> 16 </span> : import { FeeOracleManager } from &quot;../v2/FeeOracleManager.sol&quot;;</a>
<a name="17"><span class="lineNum"> 17 </span> : </a>
<a name="18"><span class="lineNum"> 18 </span> : import { InstanceRegistry } from &quot;../v2/InstanceRegistry.sol&quot;;</a>
<a name="19"><span class="lineNum"> 19 </span> : </a>
<a name="20"><span class="lineNum"> 20 </span> : import { CurveFeeOracle, ICurvePriceOracle, CurveChainedOracles } from &quot;../v2/CurveFeeOracle.sol&quot;;</a>
<a name="21"><span class="lineNum"> 21 </span> : </a>
<a name="22"><span class="lineNum"> 22 </span> : import { UniswapFeeOracle } from &quot;../v2/UniswapFeeOracle.sol&quot;;</a>
<a name="23"><span class="lineNum"> 23 </span> : </a>
<a name="24"><span class="lineNum"> 24 </span> : import { TornadoRouter } from &quot;../v2/TornadoRouter.sol&quot;;</a>
<a name="25"><span class="lineNum"> 25 </span> : </a>
<a name="26"><span class="lineNum"> 26 </span> : /**</a>
<a name="27"><span class="lineNum"> 27 </span> : * @title CRVUSDInstancesProposal</a>
<a name="28"><span class="lineNum"> 28 </span> : * @author AlienTornadosaurusHex</a>
<a name="29"><span class="lineNum"> 29 </span> : * @notice Proposal to add crvUSD instances in 100, 1000, 10000, 100000, 1000000 denominations.</a>
<a name="30"><span class="lineNum"> 30 </span> : */</a>
<a name="31"><span class="lineNum"> 31 </span> : contract CRVUSDInstancesProposal {</a>
<a name="32"><span class="lineNum"> 32 </span> : /* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ VARIABLES ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */</a>
<a name="33"><span class="lineNum"> 33 </span> : </a>
<a name="34"><span class="lineNum"> 34 </span> : /* @dev The first Curve pool which is capable of being used as a safe oracle due to analytical EMA price */</a>
<a name="35"><span class="lineNum"> 35 </span> : address public constant crvUSDUSDCStableswap2Pool = 0x4DEcE678ceceb27446b35C672dC7d61F30bAD69E;</a>
<a name="36"><span class="lineNum"> 36 </span> : </a>
<a name="37"><span class="lineNum"> 37 </span> : /* @dev The second Curve pool which is capable of being used as a safe oracle due to analytical EMA price */</a>
<a name="38"><span class="lineNum"> 38 </span> : address public constant tricryptoUSDCPool = 0x7F86Bf177Dd4F3494b841a37e810A34dD56c829B;</a>
<a name="39"><span class="lineNum"> 39 </span> : </a>
<a name="40"><span class="lineNum"> 40 </span> : /* @dev The InstanceRegistry contract, for registering instances, proxy must be upgraded */</a>
<a name="41"><span class="lineNum"> 41 </span> : InstanceRegistry public constant instanceRegistry =</a>
<a name="42"><span class="lineNum"> 42 </span> : InstanceRegistry(0xB20c66C4DE72433F3cE747b58B86830c459CA911);</a>
<a name="43"><span class="lineNum"> 43 </span> : </a>
<a name="44"><span class="lineNum"> 44 </span> : /* @dev The FeeOracleManager contract, proxy must be upgraded */</a>
<a name="45"><span class="lineNum"> 45 </span> : FeeOracleManager public constant feeOracleManager =</a>
<a name="46"><span class="lineNum"> 46 </span> : FeeOracleManager(0x5f6c97C6AD7bdd0AE7E0Dd4ca33A4ED3fDabD4D7);</a>
<a name="47"><span class="lineNum"> 47 </span> : </a>
<a name="48"><span class="lineNum"> 48 </span> : /* @dev This is the Uniswap V3 Oracle which we will use for all of our traditional instances, but it will</a>
<a name="49"><span class="lineNum"> 49 </span> : also help the Curve instances, the former must have been deployed with the address of this */</a>
<a name="50"><span class="lineNum"> 50 </span> : UniswapFeeOracle public immutable uniswapFeeOracle;</a>
<a name="51"><span class="lineNum"> 51 </span> : </a>
<a name="52"><span class="lineNum"> 52 </span> : /* @dev This is the CurveFeeOracle contract which will be deployed beforehand and which will be able to</a>
<a name="53"><span class="lineNum"> 53 </span> : use multiple Curve pools as oracles, at once. */</a>
<a name="54"><span class="lineNum"> 54 </span> : CurveFeeOracle public immutable curveFeeOracle;</a>
<a name="55"><span class="lineNum"> 55 </span> : </a>
<a name="56"><span class="lineNum"> 56 </span> : /* ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ LOGIC ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ */</a>
<a name="57"><span class="lineNum"> 57 </span> : </a>
<a name="58"><span class="lineNum"> 58 </span> : constructor(address _deployedCurveFeeOracleAddress, address _deployedUniswapFeeOracleAddress) public {</a>
<a name="59"><span class="lineNum"> 59 </span> : curveFeeOracle = CurveFeeOracle(_deployedCurveFeeOracleAddress);</a>
<a name="60"><span class="lineNum"> 60 </span> : uniswapFeeOracle = UniswapFeeOracle(_deployedUniswapFeeOracleAddress);</a>
<a name="61"><span class="lineNum"> 61 </span> : }</a>
<a name="62"><span class="lineNum"> 62 </span> : </a>
<a name="63"><span class="lineNum"> 63 </span> : /**</a>
<a name="64"><span class="lineNum"> 64 </span> : * @dev This function also executes further internal functions inlined below.</a>
<a name="65"><span class="lineNum"> 65 </span> : */</a>
<a name="66"><span class="lineNum"> 66 </span> : function executeProposal() external {</a>
<a name="67"><span class="lineNum"> 67 </span> : // Load the deployed crvUSD instances</a>
<a name="68"><span class="lineNum"> 68 </span> : </a>
<a name="69"><span class="lineNum"> 69 </span><span class="lineCov"> 2 : ITornadoInstance cu100 = ITornadoInstance(0x913a73486Dc4AA3832A56d461542836C1eeB93be);</span></a>
<a name="70"><span class="lineNum"> 70 </span><span class="lineCov"> 2 : ITornadoInstance cu1_000 = ITornadoInstance(0x5A6b3C829dB3e938C885000c6E93CF35E74876a4);</span></a>
<a name="71"><span class="lineNum"> 71 </span><span class="lineCov"> 2 : ITornadoInstance cu10_000 = ITornadoInstance(0x49f173CDAB99a2C3800F1255393DF9B7a17B82Bb);</span></a>
<a name="72"><span class="lineNum"> 72 </span><span class="lineCov"> 2 : ITornadoInstance cu100_000 = ITornadoInstance(0x4640Dffc9fD0B113B983e3A350b070a119CA143C);</span></a>
<a name="73"><span class="lineNum"> 73 </span><span class="lineCov"> 2 : ITornadoInstance cu1_000_000 = ITornadoInstance(0xc4eA8Bd3Fd76f3c255395793B47F7c55aD59d991);</span></a>
<a name="74"><span class="lineNum"> 74 </span> : </a>
<a name="75"><span class="lineNum"> 75 </span> : // Ok, first add the Uniswap V3 Oracle to the contract</a>
<a name="76"><span class="lineNum"> 76 </span> : </a>
<a name="77"><span class="lineNum"> 77 </span><span class="lineCov"> 2 : curveFeeOracle.setUniswapFeeOracle(uniswapFeeOracle);</span></a>
<a name="78"><span class="lineNum"> 78 </span> : </a>
<a name="79"><span class="lineNum"> 79 </span> : // Then, add necessary oracles for the CRVUSD price, to the CurveFeeOracle</a>
<a name="80"><span class="lineNum"> 80 </span> : </a>
<a name="81"><span class="lineNum"> 81 </span><span class="lineCov"> 2 : _setCurveFeeChainedOracleForInstance(curveFeeOracle, cu100);</span></a>
<a name="82"><span class="lineNum"> 82 </span><span class="lineCov"> 2 : _setCurveFeeChainedOracleForInstance(curveFeeOracle, cu1_000);</span></a>
<a name="83"><span class="lineNum"> 83 </span><span class="lineCov"> 2 : _setCurveFeeChainedOracleForInstance(curveFeeOracle, cu10_000);</span></a>
<a name="84"><span class="lineNum"> 84 </span><span class="lineCov"> 2 : _setCurveFeeChainedOracleForInstance(curveFeeOracle, cu100_000);</span></a>
<a name="85"><span class="lineNum"> 85 </span><span class="lineCov"> 2 : _setCurveFeeChainedOracleForInstance(curveFeeOracle, cu1_000_000);</span></a>
<a name="86"><span class="lineNum"> 86 </span> : </a>
<a name="87"><span class="lineNum"> 87 </span> : // Then, add the instances to the InstanceRegistry</a>
<a name="88"><span class="lineNum"> 88 </span> : </a>
<a name="89"><span class="lineNum"> 89 </span><span class="lineCov"> 2 : instanceRegistry.addInstance(cu100);</span></a>
<a name="90"><span class="lineNum"> 90 </span><span class="lineCov"> 2 : instanceRegistry.addInstance(cu1_000);</span></a>
<a name="91"><span class="lineNum"> 91 </span><span class="lineCov"> 2 : instanceRegistry.addInstance(cu10_000);</span></a>
<a name="92"><span class="lineNum"> 92 </span><span class="lineCov"> 2 : instanceRegistry.addInstance(cu100_000);</span></a>
<a name="93"><span class="lineNum"> 93 </span><span class="lineCov"> 2 : instanceRegistry.addInstance(cu1_000_000);</span></a>
<a name="94"><span class="lineNum"> 94 </span> : </a>
<a name="95"><span class="lineNum"> 95 </span> : // Finally, set all necessary data in the FeeOracleManager</a>
<a name="96"><span class="lineNum"> 96 </span> : </a>
<a name="97"><span class="lineNum"> 97 </span><span class="lineCov"> 2 : feeOracleManager.setFeeOracle(address(cu100), address(curveFeeOracle));</span></a>
<a name="98"><span class="lineNum"> 98 </span><span class="lineCov"> 2 : feeOracleManager.setFeeOracle(address(cu1_000), address(curveFeeOracle));</span></a>
<a name="99"><span class="lineNum"> 99 </span><span class="lineCov"> 2 : feeOracleManager.setFeeOracle(address(cu10_000), address(curveFeeOracle));</span></a>
<a name="100"><span class="lineNum"> 100 </span><span class="lineCov"> 2 : feeOracleManager.setFeeOracle(address(cu100_000), address(curveFeeOracle));</span></a>
<a name="101"><span class="lineNum"> 101 </span><span class="lineCov"> 2 : feeOracleManager.setFeeOracle(address(cu1_000_000), address(curveFeeOracle));</span></a>
<a name="102"><span class="lineNum"> 102 </span> : </a>
<a name="103"><span class="lineNum"> 103 </span> : // The fee will be 0.3 % for those pools for which it makes sense</a>
<a name="104"><span class="lineNum"> 104 </span> : </a>
<a name="105"><span class="lineNum"> 105 </span><span class="lineCov"> 2 : feeOracleManager.setFeePercentForInstance(cu100, 0);</span></a>
<a name="106"><span class="lineNum"> 106 </span><span class="lineCov"> 2 : feeOracleManager.setFeePercentForInstance(cu1_000, 0);</span></a>
<a name="107"><span class="lineNum"> 107 </span><span class="lineCov"> 2 : feeOracleManager.setFeePercentForInstance(cu10_000, 30);</span></a>
<a name="108"><span class="lineNum"> 108 </span><span class="lineCov"> 2 : feeOracleManager.setFeePercentForInstance(cu100_000, 30);</span></a>
<a name="109"><span class="lineNum"> 109 </span><span class="lineCov"> 2 : feeOracleManager.setFeePercentForInstance(cu1_000_000, 30);</span></a>
<a name="110"><span class="lineNum"> 110 </span> : </a>
<a name="111"><span class="lineNum"> 111 </span> : // Make the update interval 6 hours</a>
<a name="112"><span class="lineNum"> 112 </span> : </a>
<a name="113"><span class="lineNum"> 113 </span><span class="lineCov"> 2 : feeOracleManager.setFeeUpdateIntervalForInstance(cu100, 6 hours);</span></a>
<a name="114"><span class="lineNum"> 114 </span><span class="lineCov"> 2 : feeOracleManager.setFeeUpdateIntervalForInstance(cu1_000, 6 hours);</span></a>
<a name="115"><span class="lineNum"> 115 </span><span class="lineCov"> 2 : feeOracleManager.setFeeUpdateIntervalForInstance(cu10_000, 6 hours);</span></a>
<a name="116"><span class="lineNum"> 116 </span><span class="lineCov"> 2 : feeOracleManager.setFeeUpdateIntervalForInstance(cu100_000, 6 hours);</span></a>
<a name="117"><span class="lineNum"> 117 </span><span class="lineCov"> 2 : feeOracleManager.setFeeUpdateIntervalForInstance(cu1_000_000, 6 hours);</span></a>
<a name="118"><span class="lineNum"> 118 </span> : </a>
<a name="119"><span class="lineNum"> 119 </span> : // Update them all at the start</a>
<a name="120"><span class="lineNum"> 120 </span> : </a>
<a name="121"><span class="lineNum"> 121 </span><span class="lineCov"> 2 : address router = feeOracleManager.feeUpdaterAddress();</span></a>
<a name="122"><span class="lineNum"> 122 </span> : </a>
<a name="123"><span class="lineNum"> 123 </span><span class="lineCov"> 2 : feeOracleManager.setFeeUpdater(address(this));</span></a>
<a name="124"><span class="lineNum"> 124 </span> : </a>
<a name="125"><span class="lineNum"> 125 </span><span class="lineCov"> 2 : feeOracleManager.updateFee(cu100, false);</span></a>
<a name="126"><span class="lineNum"> 126 </span><span class="lineCov"> 2 : feeOracleManager.updateFee(cu1_000, false);</span></a>
<a name="127"><span class="lineNum"> 127 </span><span class="lineCov"> 2 : feeOracleManager.updateFee(cu10_000, false);</span></a>
<a name="128"><span class="lineNum"> 128 </span><span class="lineCov"> 2 : feeOracleManager.updateFee(cu100_000, false);</span></a>
<a name="129"><span class="lineNum"> 129 </span><span class="lineCov"> 2 : feeOracleManager.updateFee(cu1_000_000, false);</span></a>
<a name="130"><span class="lineNum"> 130 </span> : </a>
<a name="131"><span class="lineNum"> 131 </span><span class="lineCov"> 2 : feeOracleManager.setFeeUpdater(router);</span></a>
<a name="132"><span class="lineNum"> 132 </span> : }</a>
<a name="133"><span class="lineNum"> 133 </span> : </a>
<a name="134"><span class="lineNum"> 134 </span> : /**</a>
<a name="135"><span class="lineNum"> 135 </span> : * @dev This function adds pools as fee oracles to the main curve fee oracle contract. The oracles are</a>
<a name="136"><span class="lineNum"> 136 </span> : * chained, this means that multiple pools can be used as one oracle using the library which can be found</a>
<a name="137"><span class="lineNum"> 137 </span> : * in the contract file. This means:</a>
<a name="138"><span class="lineNum"> 138 </span> : *</a>
<a name="139"><span class="lineNum"> 139 </span> : * (...pool contracts as oracles) ===(`price_oracle`)===&gt; CurveFeeOracle ===(`getFee()`)===&gt;</a>
<a name="140"><span class="lineNum"> 140 </span> : * FeeOracleManager ===(`instanceFeeWithUpdate`)===&gt; RelayerRegistry</a>
<a name="141"><span class="lineNum"> 141 </span> : */</a>
<a name="142"><span class="lineNum"> 142 </span> : function _setCurveFeeChainedOracleForInstance(CurveFeeOracle _feeOracle, ITornadoInstance _instance)</a>
<a name="143"><span class="lineNum"> 143 </span> : internal</a>
<a name="144"><span class="lineNum"> 144 </span> : {</a>
<a name="145"><span class="lineNum"> 145 </span> : // Add the oracles which are the USDC/CRVUSD stableswap and tricryptoUSDC pools</a>
<a name="146"><span class="lineNum"> 146 </span> : </a>
<a name="147"><span class="lineNum"> 147 </span><span class="lineCov"> 10 : ICurvePriceOracle[] memory _oracles = new ICurvePriceOracle[](2);</span></a>
<a name="148"><span class="lineNum"> 148 </span> : </a>
<a name="149"><span class="lineNum"> 149 </span><span class="lineCov"> 10 : _oracles[0] = ICurvePriceOracle(crvUSDUSDCStableswap2Pool);</span></a>
<a name="150"><span class="lineNum"> 150 </span><span class="lineCov"> 10 : _oracles[1] = ICurvePriceOracle(tricryptoUSDCPool);</span></a>
<a name="151"><span class="lineNum"> 151 </span> : </a>
<a name="152"><span class="lineNum"> 152 </span> : // Add the selectors, so which functions to call because tricrypto pools supports getting prices for</a>
<a name="153"><span class="lineNum"> 153 </span> : // multiple tokens, denominated in the first token, which is usually a stable</a>
<a name="154"><span class="lineNum"> 154 </span> : </a>
<a name="155"><span class="lineNum"> 155 </span><span class="lineCov"> 10 : bytes4[] memory _selectors = new bytes4[](2);</span></a>
<a name="156"><span class="lineNum"> 156 </span> : </a>
<a name="157"><span class="lineNum"> 157 </span><span class="lineCov"> 10 : _selectors[0] = CurveChainedOracles.PRICE_ORACLE_SELECTOR;</span></a>
<a name="158"><span class="lineNum"> 158 </span><span class="lineCov"> 10 : _selectors[1] = CurveChainedOracles.PRICE_ORACLE_UINT256_SELECTOR;</span></a>
<a name="159"><span class="lineNum"> 159 </span> : </a>
<a name="160"><span class="lineNum"> 160 </span> : // Specify for the second that the ether price must be retrieved</a>
<a name="161"><span class="lineNum"> 161 </span> : </a>
<a name="162"><span class="lineNum"> 162 </span><span class="lineCov"> 10 : uint8[] memory _coins = new uint8[](2);</span></a>
<a name="163"><span class="lineNum"> 163 </span> : </a>
<a name="164"><span class="lineNum"> 164 </span><span class="lineCov"> 10 : _coins[1] = 1; // ETHER</span></a>
<a name="165"><span class="lineNum"> 165 </span> : </a>
<a name="166"><span class="lineNum"> 166 </span> : // In order to receive the CRVUSD price, its price in USDC must be read out (the USDC price in crvUSD</a>
<a name="167"><span class="lineNum"> 167 </span> : // is worthless because we do not have a common denominator in the oracle then) and then the second</a>
<a name="168"><span class="lineNum"> 168 </span> : // price must be inverted to receive the accurate ETH/CRVUSD price, meaning ETH per CRVUSD, which will</a>
<a name="169"><span class="lineNum"> 169 </span> : // then be divided by ETH per TORN, and then (ETH/CRVUSD)/(ETH/TORN) = (ETH/CRVUSD)*(TORN/ETH) =</a>
<a name="170"><span class="lineNum"> 170 </span> : // (TORN/CRVUSD) which is the price that the oracle should be supplying</a>
<a name="171"><span class="lineNum"> 171 </span> : </a>
<a name="172"><span class="lineNum"> 172 </span><span class="lineCov"> 10 : bool[] memory _invert = new bool[](2);</span></a>
<a name="173"><span class="lineNum"> 173 </span> : </a>
<a name="174"><span class="lineNum"> 174 </span><span class="lineCov"> 10 : _invert[0] = false; // DO NOT INVERT, PRICE IS CRVUSD IN USDC</span></a>
<a name="175"><span class="lineNum"> 175 </span><span class="lineCov"> 10 : _invert[1] = true; // INVERT, PRICE IS ETH IN USDC, BUT WE NEED USDC IN ETH</span></a>
<a name="176"><span class="lineNum"> 176 </span> : </a>
<a name="177"><span class="lineNum"> 177 </span> : // (USDC/CRVUSD)*(ETH/USDC) = (ETH/CRVUSD)</a>
<a name="178"><span class="lineNum"> 178 </span> : </a>
<a name="179"><span class="lineNum"> 179 </span><span class="lineCov"> 10 : _feeOracle.modifyChainedOracleForInstance(</span></a>
<a name="180"><span class="lineNum"> 180 </span> : _instance, _oracles, _selectors, _coins, _invert, &quot;ETH/CRVUSD&quot;</a>
<a name="181"><span class="lineNum"> 181 </span> : );</a>
<a name="182"><span class="lineNum"> 182 </span> : }</a>
<a name="183"><span class="lineNum"> 183 </span> : }</a>
</pre>
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