{ "contractName": "RegistryHelperUniswapV2", "abi": [ { "inputs": [ { "internalType": "contract IUniswapV2Factory", "name": "factory", "type": "address" }, { "internalType": "uint256", "name": "offset", "type": "uint256" }, { "internalType": "uint256", "name": "limit", "type": "uint256" } ], "name": "findPairs", "outputs": [ { "components": [ { "internalType": "contract IUniswapV2Pair", "name": "pair", "type": "address" }, { "internalType": "address", "name": "token0", "type": "address" }, { "internalType": "address", "name": "token1", "type": "address" }, { "components": [ { "internalType": "uint256", "name": "reserve0", "type": "uint256" }, { "internalType": "uint256", "name": "reserve1", "type": "uint256" } ], "internalType": "struct RegistryHelperUniswapV2.PairState", "name": "state", "type": "tuple" } ], "internalType": "struct RegistryHelperUniswapV2.PairInfo[]", "name": "result", "type": "tuple[]" } ], "stateMutability": "view", "type": "function" }, { "inputs": [ { "internalType": "contract IUniswapV2Pair[]", "name": "pairs", "type": "address[]" } ], "name": "refreshPairs", "outputs": [ { "components": [ { "internalType": "uint256", "name": "reserve0", "type": "uint256" }, { "internalType": "uint256", "name": "reserve1", "type": "uint256" } ], "internalType": "struct RegistryHelperUniswapV2.PairState[]", "name": "result", "type": "tuple[]" } ], "stateMutability": "view", "type": "function" } ], "metadata": "{\"compiler\":{\"version\":\"0.6.8+commit.0bbfe453\"},\"language\":\"Solidity\",\"output\":{\"abi\":[{\"inputs\":[{\"internalType\":\"contract IUniswapV2Factory\",\"name\":\"factory\",\"type\":\"address\"},{\"internalType\":\"uint256\",\"name\":\"offset\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"limit\",\"type\":\"uint256\"}],\"name\":\"findPairs\",\"outputs\":[{\"components\":[{\"internalType\":\"contract IUniswapV2Pair\",\"name\":\"pair\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"token0\",\"type\":\"address\"},{\"internalType\":\"address\",\"name\":\"token1\",\"type\":\"address\"},{\"components\":[{\"internalType\":\"uint256\",\"name\":\"reserve0\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"reserve1\",\"type\":\"uint256\"}],\"internalType\":\"struct RegistryHelperUniswapV2.PairState\",\"name\":\"state\",\"type\":\"tuple\"}],\"internalType\":\"struct RegistryHelperUniswapV2.PairInfo[]\",\"name\":\"result\",\"type\":\"tuple[]\"}],\"stateMutability\":\"view\",\"type\":\"function\"},{\"inputs\":[{\"internalType\":\"contract IUniswapV2Pair[]\",\"name\":\"pairs\",\"type\":\"address[]\"}],\"name\":\"refreshPairs\",\"outputs\":[{\"components\":[{\"internalType\":\"uint256\",\"name\":\"reserve0\",\"type\":\"uint256\"},{\"internalType\":\"uint256\",\"name\":\"reserve1\",\"type\":\"uint256\"}],\"internalType\":\"struct RegistryHelperUniswapV2.PairState[]\",\"name\":\"result\",\"type\":\"tuple[]\"}],\"stateMutability\":\"view\",\"type\":\"function\"}],\"devdoc\":{\"methods\":{}},\"userdoc\":{\"methods\":{}}},\"settings\":{\"compilationTarget\":{\"project:/contracts/swappa/RegistryHelperUniswapV2.sol\":\"RegistryHelperUniswapV2\"},\"evmVersion\":\"istanbul\",\"libraries\":{},\"metadata\":{\"bytecodeHash\":\"ipfs\"},\"optimizer\":{\"enabled\":true,\"runs\":10000},\"remappings\":[]},\"sources\":{\"project:/contracts/interfaces/uniswap/IUniswapV2Factory.sol\":{\"keccak256\":\"0x079c01d23dd481b8838440aee8adbd41a111ddc74bd78d4e66c52ad113eb1f77\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://7ca77fb765c2d772ef5d4863d86fb15a84be0df31819fe1c4b20f1788fdd1fc3\",\"dweb:/ipfs/QmcwHRqTPVMtWcKobvT9xm72eQ36ryrJ2c66fts5io5prY\"]},\"project:/contracts/interfaces/uniswap/IUniswapV2Pair.sol\":{\"keccak256\":\"0xe89bf881b5677223429ad431a0e9b4028fedae3b10bc6e1581daa0b8a8a8b9b0\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://83939573d0b85183a7c5fa6406581e396a5d9ad30758ba776294a0b33fa7a8e5\",\"dweb:/ipfs/QmQci9HzqXcMTSHDBjp9ZEVUfwcJdHaE63Pzafux7Vp61Y\"]},\"project:/contracts/swappa/RegistryHelperUniswapV2.sol\":{\"keccak256\":\"0xe0e6759973e280eb078d7e94b26ae138d60336a8e38e1b33deb228f28059f07b\",\"license\":\"MIT\",\"urls\":[\"bzz-raw://7bbf0085f934aff436fdedaa9f8a41702bf1f5eb6930964d2abf6b7317c77986\",\"dweb:/ipfs/QmRTEfkx6MHpiGDpZYczNM7p1HRcvZ618c6qe2edFtdy8z\"]}},\"version\":1}", 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"source": "// SPDX-License-Identifier: MIT\npragma solidity 0.6.8;\npragma experimental ABIEncoderV2;\n\nimport \"../interfaces/uniswap/IUniswapV2Pair.sol\";\nimport \"../interfaces/uniswap/IUniswapV2Factory.sol\";\n\ncontract RegistryHelperUniswapV2 {\n\n struct PairState {\n uint reserve0;\n uint reserve1;\n }\n\n struct PairInfo {\n IUniswapV2Pair pair;\n address token0;\n address token1;\n PairState state;\n }\n\n function findPairs(\n IUniswapV2Factory factory,\n uint offset,\n uint limit\n ) external view returns (PairInfo[] memory result) {\n uint allPairsUpTo = factory.allPairsLength();\n\n if (allPairsUpTo > offset + limit) {\n // limit the number of pairs returned\n allPairsUpTo = offset + limit;\n } else if (allPairsUpTo < offset) {\n // there are no more pairs\n return result;\n }\n\n // allocate a buffer array with the upper bound of the number of pairs returned\n result = new PairInfo[](allPairsUpTo - offset);\n for (uint i = offset; i < allPairsUpTo; i++) {\n IUniswapV2Pair uniPair = IUniswapV2Pair(factory.allPairs(i));\n address token0 = uniPair.token0();\n address token1 = uniPair.token1();\n (uint reserve0, uint reserve1, ) = uniPair.getReserves();\n result[i - offset] = PairInfo(uniPair, token0, token1, PairState(reserve0, reserve1));\n }\n }\n\n function refreshPairs(\n IUniswapV2Pair[] calldata pairs\n ) external view returns (PairState[] memory result) {\n result = new PairState[](pairs.length);\n for (uint i = 0; i < pairs.length; i++) {\n (uint reserve0, uint reserve1, ) = pairs[i].getReserves();\n result[i] = PairState(reserve0, reserve1);\n }\n }\n}\n", "sourcePath": "/home/thezviad_gmail_com/src/swappa/contracts/swappa/RegistryHelperUniswapV2.sol", "ast": { "absolutePath": "project:/contracts/swappa/RegistryHelperUniswapV2.sol", "exportedSymbols": { "RegistryHelperUniswapV2": [ 8044 ] }, "id": 8045, "license": "MIT", "nodeType": "SourceUnit", "nodes": [ { "id": 7869, "literals": [ "solidity", "0.6", ".8" ], "nodeType": "PragmaDirective", "src": "32:22:60" }, { "id": 7870, "literals": [ "experimental", "ABIEncoderV2" ], "nodeType": "PragmaDirective", "src": "55:33:60" }, { "absolutePath": "project:/contracts/interfaces/uniswap/IUniswapV2Pair.sol", "file": "../interfaces/uniswap/IUniswapV2Pair.sol", "id": 7871, "nodeType": "ImportDirective", "scope": 8045, "sourceUnit": 2706, "src": "90:50:60", "symbolAliases": [], "unitAlias": "" }, { "absolutePath": "project:/contracts/interfaces/uniswap/IUniswapV2Factory.sol", "file": "../interfaces/uniswap/IUniswapV2Factory.sol", "id": 7872, "nodeType": "ImportDirective", "scope": 8045, "sourceUnit": 2464, "src": "141:53:60", "symbolAliases": [], "unitAlias": "" }, { "abstract": false, "baseContracts": [], "contractDependencies": [], "contractKind": "contract", "documentation": null, "fullyImplemented": true, "id": 8044, "linearizedBaseContracts": [ 8044 ], "name": "RegistryHelperUniswapV2", "nodeType": "ContractDefinition", "nodes": [ { "canonicalName": "RegistryHelperUniswapV2.PairState", "id": 7877, "members": [ { "constant": false, "id": 7874, "mutability": "mutable", "name": "reserve0", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7877, "src": "263:13:60", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 7873, "name": "uint", "nodeType": "ElementaryTypeName", "src": "263:4:60", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 7876, "mutability": "mutable", "name": "reserve1", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7877, "src": "286:13:60", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 7875, "name": "uint", "nodeType": "ElementaryTypeName", "src": "286:4:60", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "name": "PairState", "nodeType": "StructDefinition", "scope": 8044, "src": "236:70:60", "visibility": "public" }, { "canonicalName": "RegistryHelperUniswapV2.PairInfo", "id": 7886, "members": [ { "constant": false, "id": 7879, "mutability": "mutable", "name": "pair", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7886, "src": "338:19:60", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_contract$_IUniswapV2Pair_$2705", "typeString": "contract IUniswapV2Pair" }, "typeName": { "contractScope": null, "id": 7878, "name": "IUniswapV2Pair", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 2705, "src": "338:14:60", "typeDescriptions": { "typeIdentifier": "t_contract$_IUniswapV2Pair_$2705", "typeString": "contract IUniswapV2Pair" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 7881, "mutability": "mutable", "name": "token0", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7886, "src": "367:14:60", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 7880, "name": "address", "nodeType": "ElementaryTypeName", "src": "367:7:60", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 7883, "mutability": "mutable", "name": "token1", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7886, "src": "391:14:60", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 7882, "name": "address", "nodeType": "ElementaryTypeName", "src": "391:7:60", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 7885, "mutability": "mutable", "name": "state", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7886, "src": "415:15:60", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_struct$_PairState_$7877_storage_ptr", "typeString": "struct RegistryHelperUniswapV2.PairState" }, "typeName": { "contractScope": null, "id": 7884, "name": "PairState", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 7877, "src": "415:9:60", "typeDescriptions": { "typeIdentifier": "t_struct$_PairState_$7877_storage_ptr", "typeString": "struct RegistryHelperUniswapV2.PairState" } }, "value": null, "visibility": "internal" } ], "name": "PairInfo", "nodeType": "StructDefinition", "scope": 8044, "src": "312:125:60", "visibility": "public" }, { "body": { "id": 7991, "nodeType": "Block", "src": "593:867:60", "statements": [ { "assignments": [ 7899 ], "declarations": [ { "constant": false, "id": 7899, "mutability": "mutable", "name": "allPairsUpTo", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7991, "src": "603:17:60", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 7898, "name": "uint", "nodeType": "ElementaryTypeName", "src": "603:4:60", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" } ], "id": 7903, "initialValue": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "expression": { "argumentTypes": null, "id": 7900, "name": "factory", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7888, "src": "623:7:60", "typeDescriptions": { "typeIdentifier": "t_contract$_IUniswapV2Factory_$2463", "typeString": "contract IUniswapV2Factory" } }, "id": 7901, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "allPairsLength", "nodeType": "MemberAccess", "referencedDeclaration": 2443, "src": "623:22:60", "typeDescriptions": { "typeIdentifier": "t_function_external_view$__$returns$_t_uint256_$", "typeString": "function () view external returns (uint256)" } }, "id": 7902, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "623:24:60", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "VariableDeclarationStatement", "src": "603:44:60" }, { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 7908, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 7904, "name": "allPairsUpTo", "nodeType": "Identifier", 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"677:14:60", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "662:29:60", "typeDescriptions": { "typeIdentifier": "t_bool", "typeString": "bool" } }, "falseBody": { "condition": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 7918, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 7916, "name": "allPairsUpTo", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7899, "src": "807:12:60", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "<", "rightExpression": { "argumentTypes": null, "id": 7917, "name": "offset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7890, "src": "822:6:60", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": 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{ "argumentTypes": null, "id": 7909, "name": "allPairsUpTo", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7899, "src": "757:12:60", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 7912, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 7910, "name": "offset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7890, "src": "772:6:60", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "+", "rightExpression": { "argumentTypes": null, "id": 7911, "name": "limit", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7892, "src": "781:5:60", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "772:14:60", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "757:29:60", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "id": 7914, "nodeType": "ExpressionStatement", "src": "757:29:60" } ] } }, { "expression": { "argumentTypes": null, "id": 7932, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "id": 7924, "name": "result", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7896, "src": "1005:6:60", "typeDescriptions": { "typeIdentifier": "t_array$_t_struct$_PairInfo_$7886_memory_ptr_$dyn_memory_ptr", "typeString": "struct RegistryHelperUniswapV2.PairInfo memory[] memory" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 7930, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 7928, "name": "allPairsUpTo", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7899, "src": "1029:12:60", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "-", "rightExpression": { "argumentTypes": null, "id": 7929, "name": "offset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7890, "src": "1044:6:60", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "1029:21:60", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 7927, "isConstant": false, "isLValue": false, "isPure": true, "lValueRequested": false, "nodeType": "NewExpression", "src": "1014:14:60", "typeDescriptions": { "typeIdentifier": "t_function_objectcreation_pure$_t_uint256_$returns$_t_array$_t_struct$_PairInfo_$7886_memory_ptr_$dyn_memory_ptr_$", "typeString": "function (uint256) pure returns (struct RegistryHelperUniswapV2.PairInfo memory[] memory)" }, "typeName": { "baseType": { "contractScope": null, "id": 7925, "name": "PairInfo", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 7886, "src": "1018:8:60", "typeDescriptions": { "typeIdentifier": "t_struct$_PairInfo_$7886_storage_ptr", "typeString": "struct RegistryHelperUniswapV2.PairInfo" } }, "id": 7926, "length": null, "nodeType": "ArrayTypeName", "src": "1018:10:60", "typeDescriptions": { "typeIdentifier": "t_array$_t_struct$_PairInfo_$7886_storage_$dyn_storage_ptr", "typeString": "struct RegistryHelperUniswapV2.PairInfo[]" } } }, "id": 7931, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1014:37:60", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_array$_t_struct$_PairInfo_$7886_memory_ptr_$dyn_memory_ptr", "typeString": "struct RegistryHelperUniswapV2.PairInfo memory[] memory" } }, "src": "1005:46:60", "typeDescriptions": { "typeIdentifier": "t_array$_t_struct$_PairInfo_$7886_memory_ptr_$dyn_memory_ptr", "typeString": "struct RegistryHelperUniswapV2.PairInfo memory[] memory" } }, "id": 7933, "nodeType": "ExpressionStatement", "src": "1005:46:60" }, { "body": { "id": 7989, "nodeType": "Block", "src": "1106:348:60", "statements": [ { "assignments": [ 7945 ], "declarations": [ { "constant": false, "id": 7945, "mutability": "mutable", "name": "uniPair", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7989, "src": "1120:22:60", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_contract$_IUniswapV2Pair_$2705", "typeString": "contract IUniswapV2Pair" }, "typeName": { "contractScope": null, "id": 7944, "name": "IUniswapV2Pair", "nodeType": "UserDefinedTypeName", "referencedDeclaration": 2705, "src": "1120:14:60", "typeDescriptions": { "typeIdentifier": "t_contract$_IUniswapV2Pair_$2705", "typeString": "contract IUniswapV2Pair" } }, "value": null, "visibility": "internal" } ], "id": 7952, "initialValue": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 7949, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7935, "src": "1177:1:60", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "expression": { "argumentTypes": null, "id": 7947, "name": "factory", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7888, "src": "1160:7:60", "typeDescriptions": { "typeIdentifier": "t_contract$_IUniswapV2Factory_$2463", "typeString": "contract IUniswapV2Factory" } }, "id": 7948, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "allPairs", "nodeType": "MemberAccess", "referencedDeclaration": 2438, "src": "1160:16:60", "typeDescriptions": { "typeIdentifier": "t_function_external_view$_t_uint256_$returns$_t_address_$", "typeString": "function (uint256) view external returns (address)" } }, "id": 7950, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1160:19:60", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_address", "typeString": "address" } ], "id": 7946, "name": "IUniswapV2Pair", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 2705, "src": "1145:14:60", "typeDescriptions": { "typeIdentifier": "t_type$_t_contract$_IUniswapV2Pair_$2705_$", "typeString": "type(contract IUniswapV2Pair)" } }, "id": 7951, "isConstant": false, "isLValue": false, "isPure": false, "kind": "typeConversion", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1145:35:60", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_contract$_IUniswapV2Pair_$2705", "typeString": "contract IUniswapV2Pair" } }, "nodeType": "VariableDeclarationStatement", "src": "1120:60:60" }, { "assignments": [ 7954 ], "declarations": [ { "constant": false, "id": 7954, "mutability": "mutable", "name": "token0", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7989, "src": "1194:14:60", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 7953, "name": "address", "nodeType": "ElementaryTypeName", "src": "1194:7:60", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "id": 7958, "initialValue": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "expression": { "argumentTypes": null, "id": 7955, "name": "uniPair", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7945, "src": "1211:7:60", "typeDescriptions": { "typeIdentifier": "t_contract$_IUniswapV2Pair_$2705", "typeString": "contract IUniswapV2Pair" } }, "id": 7956, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "token0", "nodeType": "MemberAccess", "referencedDeclaration": 2633, "src": "1211:14:60", "typeDescriptions": { "typeIdentifier": "t_function_external_view$__$returns$_t_address_$", "typeString": "function () view external returns (address)" } }, "id": 7957, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1211:16:60", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "VariableDeclarationStatement", "src": "1194:33:60" }, { "assignments": [ 7960 ], "declarations": [ { "constant": false, "id": 7960, "mutability": "mutable", "name": "token1", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7989, "src": "1241:14:60", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" }, "typeName": { "id": 7959, "name": "address", "nodeType": "ElementaryTypeName", "src": "1241:7:60", "stateMutability": "nonpayable", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "value": null, "visibility": "internal" } ], "id": 7964, "initialValue": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "expression": { "argumentTypes": null, "id": 7961, "name": "uniPair", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7945, "src": "1258:7:60", "typeDescriptions": { "typeIdentifier": "t_contract$_IUniswapV2Pair_$2705", "typeString": "contract IUniswapV2Pair" } }, "id": 7962, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "token1", "nodeType": "MemberAccess", "referencedDeclaration": 2638, "src": "1258:14:60", "typeDescriptions": { "typeIdentifier": "t_function_external_view$__$returns$_t_address_$", "typeString": "function () view external returns (address)" } }, "id": 7963, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1258:16:60", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, "nodeType": "VariableDeclarationStatement", "src": "1241:33:60" }, { "assignments": [ 7966, 7968, null ], "declarations": [ { "constant": false, "id": 7966, "mutability": "mutable", "name": "reserve0", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7989, "src": "1289:13:60", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 7965, "name": "uint", "nodeType": "ElementaryTypeName", "src": "1289:4:60", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" }, { "constant": false, "id": 7968, "mutability": "mutable", "name": "reserve1", "nodeType": "VariableDeclaration", "overrides": null, "scope": 7989, "src": "1304:13:60", "stateVariable": false, "storageLocation": "default", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "typeName": { "id": 7967, "name": "uint", "nodeType": "ElementaryTypeName", "src": "1304:4:60", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "value": null, "visibility": "internal" }, null ], "id": 7972, "initialValue": { "argumentTypes": null, "arguments": [], "expression": { "argumentTypes": [], "expression": { "argumentTypes": null, "id": 7969, "name": "uniPair", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7945, "src": "1323:7:60", "typeDescriptions": { "typeIdentifier": "t_contract$_IUniswapV2Pair_$2705", "typeString": "contract IUniswapV2Pair" } }, "id": 7970, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "memberName": "getReserves", "nodeType": "MemberAccess", "referencedDeclaration": 2647, "src": "1323:19:60", "typeDescriptions": { "typeIdentifier": "t_function_external_view$__$returns$_t_uint112_$_t_uint112_$_t_uint32_$", "typeString": "function () view external returns (uint112,uint112,uint32)" } }, "id": 7971, "isConstant": false, "isLValue": false, "isPure": false, "kind": "functionCall", "lValueRequested": false, "names": [], "nodeType": "FunctionCall", "src": "1323:21:60", "tryCall": false, "typeDescriptions": { "typeIdentifier": "t_tuple$_t_uint112_$_t_uint112_$_t_uint32_$", "typeString": "tuple(uint112,uint112,uint32)" } }, "nodeType": "VariableDeclarationStatement", "src": "1288:56:60" }, { "expression": { "argumentTypes": null, "id": 7987, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftHandSide": { "argumentTypes": null, "baseExpression": { "argumentTypes": null, "id": 7973, "name": "result", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7896, "src": "1358:6:60", "typeDescriptions": { "typeIdentifier": "t_array$_t_struct$_PairInfo_$7886_memory_ptr_$dyn_memory_ptr", "typeString": "struct RegistryHelperUniswapV2.PairInfo memory[] memory" } }, "id": 7977, "indexExpression": { "argumentTypes": null, "commonType": { "typeIdentifier": "t_uint256", "typeString": "uint256" }, "id": 7976, "isConstant": false, "isLValue": false, "isPure": false, "lValueRequested": false, "leftExpression": { "argumentTypes": null, "id": 7974, "name": "i", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7935, "src": "1365:1:60", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "nodeType": "BinaryOperation", "operator": "-", "rightExpression": { "argumentTypes": null, "id": 7975, "name": "offset", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7890, "src": "1369:6:60", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "src": "1365:10:60", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, "isConstant": false, "isLValue": true, "isPure": false, "lValueRequested": true, "nodeType": "IndexAccess", "src": "1358:18:60", "typeDescriptions": { "typeIdentifier": "t_struct$_PairInfo_$7886_memory_ptr", "typeString": "struct RegistryHelperUniswapV2.PairInfo memory" } }, "nodeType": "Assignment", "operator": "=", "rightHandSide": { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 7979, "name": "uniPair", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7945, "src": "1388:7:60", "typeDescriptions": { "typeIdentifier": "t_contract$_IUniswapV2Pair_$2705", "typeString": "contract IUniswapV2Pair" } }, { "argumentTypes": null, "id": 7980, "name": "token0", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7954, "src": "1397:6:60", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "id": 7981, "name": "token1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7960, "src": "1405:6:60", "typeDescriptions": { "typeIdentifier": "t_address", "typeString": "address" } }, { "argumentTypes": null, "arguments": [ { "argumentTypes": null, "id": 7983, "name": "reserve0", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7966, "src": "1423:8:60", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } }, { "argumentTypes": null, "id": 7984, "name": "reserve1", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7968, "src": "1433:8:60", "typeDescriptions": { "typeIdentifier": "t_uint256", "typeString": "uint256" } } ], "expression": { "argumentTypes": [ { "typeIdentifier": "t_uint256", "typeString": "uint256" }, { "typeIdentifier": "t_uint256", "typeString": "uint256" } ], "id": 7982, "name": "PairState", "nodeType": "Identifier", "overloadedDeclarations": [], "referencedDeclaration": 7877, "src": "1413:9:60", "typeDescriptions": { "typeIdentifier": "t_type$_t_struct$_PairState_$7877_storage_ptr_$", "typeString": "type(struct RegistryHelperUniswapV2.PairState storage pointer)" } }, "id": 7985, "isConstant": false, "isLValue": false, "isPure": false, 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