Huge News!Announcing our $40M Series B led by Abstract Ventures.Learn More →
Socket
Sign inDemoInstall
Socket
Sign inDemoInstall

@uniswap/v2-sdk

Package Overview
Dependencies
Maintainers
16
Versions
40
Alerts
File Explorer

Advanced tools

License
Socket logo

Install Socket

Detect and block malicious and high-risk dependencies

Install

@uniswap/v2-sdk - npm Package Compare versions

Comparing version 4.3.0 to 4.3.1-beta.1

2

dist/entities/pair.d.ts
import { BigintIsh, CurrencyAmount, Price, Token } from '@uniswap/sdk-core';
export declare const computePairAddress: ({ factoryAddress, tokenA, tokenB }: {
export declare const computePairAddress: ({ factoryAddress, tokenA, tokenB, }: {
factoryAddress: string;

@@ -4,0 +4,0 @@ tokenA: Token;

392

dist/v2-sdk.cjs.development.js

@@ -17,8 +17,7 @@ 'use strict';

*/
var FACTORY_ADDRESS = '0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f';
var FACTORY_ADDRESS_MAP = sdkCore.V2_FACTORY_ADDRESSES;
var INIT_CODE_HASH = '0x96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f';
var MINIMUM_LIQUIDITY = /*#__PURE__*/JSBI.BigInt(1000); // exports for internal consumption
var MINIMUM_LIQUIDITY = /*#__PURE__*/JSBI.BigInt(1000);
// exports for internal consumption
var ZERO = /*#__PURE__*/JSBI.BigInt(0);

@@ -33,2 +32,31 @@ var ONE = /*#__PURE__*/JSBI.BigInt(1);

function _construct(t, e, r) {
if (_isNativeReflectConstruct()) return Reflect.construct.apply(null, arguments);
var o = [null];
o.push.apply(o, e);
var p = new (t.bind.apply(t, o))();
return r && _setPrototypeOf(p, r.prototype), p;
}
function _isNativeReflectConstruct() {
try {
var t = !Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {}));
} catch (t) {}
return (_isNativeReflectConstruct = function () {
return !!t;
})();
}
function _toPrimitive(t, r) {
if ("object" != typeof t || !t) return t;
var e = t[Symbol.toPrimitive];
if (void 0 !== e) {
var i = e.call(t, r || "default");
if ("object" != typeof i) return i;
throw new TypeError("@@toPrimitive must return a primitive value.");
}
return ("string" === r ? String : Number)(t);
}
function _toPropertyKey(t) {
var i = _toPrimitive(t, "string");
return "symbol" == typeof i ? i : String(i);
}
function _defineProperties(target, props) {

@@ -40,20 +68,20 @@ for (var i = 0; i < props.length; i++) {

if ("value" in descriptor) descriptor.writable = true;
Object.defineProperty(target, descriptor.key, descriptor);
Object.defineProperty(target, _toPropertyKey(descriptor.key), descriptor);
}
}
function _createClass(Constructor, protoProps, staticProps) {
if (protoProps) _defineProperties(Constructor.prototype, protoProps);
if (staticProps) _defineProperties(Constructor, staticProps);
Object.defineProperty(Constructor, "prototype", {
writable: false
});
return Constructor;
}
function _inheritsLoose(subClass, superClass) {
subClass.prototype = Object.create(superClass.prototype);
subClass.prototype.constructor = subClass;
subClass.__proto__ = superClass;
_setPrototypeOf(subClass, superClass);
}
function _getPrototypeOf(o) {
_getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
_getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function _getPrototypeOf(o) {
return o.__proto__ || Object.getPrototypeOf(o);

@@ -63,66 +91,30 @@ };

}
function _setPrototypeOf(o, p) {
_setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
_setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) {
o.__proto__ = p;
return o;
};
return _setPrototypeOf(o, p);
}
function _isNativeReflectConstruct() {
if (typeof Reflect === "undefined" || !Reflect.construct) return false;
if (Reflect.construct.sham) return false;
if (typeof Proxy === "function") return true;
function _isNativeFunction(fn) {
try {
Date.prototype.toString.call(Reflect.construct(Date, [], function () {}));
return true;
return Function.toString.call(fn).indexOf("[native code]") !== -1;
} catch (e) {
return false;
return typeof fn === "function";
}
}
function _construct(Parent, args, Class) {
if (_isNativeReflectConstruct()) {
_construct = Reflect.construct;
} else {
_construct = function _construct(Parent, args, Class) {
var a = [null];
a.push.apply(a, args);
var Constructor = Function.bind.apply(Parent, a);
var instance = new Constructor();
if (Class) _setPrototypeOf(instance, Class.prototype);
return instance;
};
}
return _construct.apply(null, arguments);
}
function _isNativeFunction(fn) {
return Function.toString.call(fn).indexOf("[native code]") !== -1;
}
function _wrapNativeSuper(Class) {
var _cache = typeof Map === "function" ? new Map() : undefined;
_wrapNativeSuper = function _wrapNativeSuper(Class) {
if (Class === null || !_isNativeFunction(Class)) return Class;
if (typeof Class !== "function") {
throw new TypeError("Super expression must either be null or a function");
}
if (typeof _cache !== "undefined") {
if (_cache.has(Class)) return _cache.get(Class);
_cache.set(Class, Wrapper);
}
function Wrapper() {
return _construct(Class, arguments, _getPrototypeOf(this).constructor);
}
Wrapper.prototype = Object.create(Class.prototype, {

@@ -138,6 +130,4 @@ constructor: {

};
return _wrapNativeSuper(Class);
}
function _assertThisInitialized(self) {

@@ -147,6 +137,4 @@ if (self === void 0) {

}
return self;
}
function _unsupportedIterableToArray(o, minLen) {

@@ -160,34 +148,24 @@ if (!o) return;

}
function _arrayLikeToArray(arr, len) {
if (len == null || len > arr.length) len = arr.length;
for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i];
return arr2;
}
function _createForOfIteratorHelperLoose(o, allowArrayLike) {
var it;
if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) {
if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") {
if (it) o = it;
var i = 0;
return function () {
if (i >= o.length) return {
done: true
};
return {
done: false,
value: o[i++]
};
var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"];
if (it) return (it = it.call(o)).next.bind(it);
if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") {
if (it) o = it;
var i = 0;
return function () {
if (i >= o.length) return {
done: true
};
}
throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
return {
done: false,
value: o[i++]
};
};
}
it = o[Symbol.iterator]();
return it.next.bind(it);
throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}

@@ -201,9 +179,6 @@

*/
var InsufficientReservesError = /*#__PURE__*/function (_Error) {
_inheritsLoose(InsufficientReservesError, _Error);
function InsufficientReservesError() {
var _this;
_this = _Error.call(this) || this;

@@ -215,3 +190,2 @@ _this.isInsufficientReservesError = true;

}
return InsufficientReservesError;

@@ -223,9 +197,6 @@ }( /*#__PURE__*/_wrapNativeSuper(Error));

*/
var InsufficientInputAmountError = /*#__PURE__*/function (_Error2) {
_inheritsLoose(InsufficientInputAmountError, _Error2);
function InsufficientInputAmountError() {
var _this2;
_this2 = _Error2.call(this) || this;

@@ -237,3 +208,2 @@ _this2.isInsufficientInputAmountError = true;

}
return InsufficientInputAmountError;

@@ -244,10 +214,7 @@ }( /*#__PURE__*/_wrapNativeSuper(Error));

var factoryAddress = _ref.factoryAddress,
tokenA = _ref.tokenA,
tokenB = _ref.tokenB;
tokenA = _ref.tokenA,
tokenB = _ref.tokenB;
var _ref2 = tokenA.sortsBefore(tokenB) ? [tokenA, tokenB] : [tokenB, tokenA],
token0 = _ref2[0],
token1 = _ref2[1]; // does safety checks
token0 = _ref2[0],
token1 = _ref2[1]; // does safety checks
return address.getCreate2Address(factoryAddress, solidity.keccak256(['bytes'], [solidity.pack(['address', 'address'], [token0.address, token1.address])]), INIT_CODE_HASH);

@@ -262,6 +229,4 @@ };

}
Pair.getAddress = function getAddress(tokenA, tokenB) {
var _FACTORY_ADDRESS_MAP$;
var factoryAddress = (_FACTORY_ADDRESS_MAP$ = FACTORY_ADDRESS_MAP[tokenA.chainId]) != null ? _FACTORY_ADDRESS_MAP$ : FACTORY_ADDRESS;

@@ -277,7 +242,4 @@ return computePairAddress({

* @param token to check
*/
;
*/;
var _proto = Pair.prototype;
_proto.involvesToken = function involvesToken(token) {

@@ -288,5 +250,3 @@ return token.equals(this.token0) || token.equals(this.token1);

* Returns the current mid price of the pair in terms of token0, i.e. the ratio of reserve1 to reserve0
*/
;
*/;
/**

@@ -302,5 +262,3 @@ * Return the price of the given token in terms of the other token in the pair.

* Returns the chain ID of the tokens in the pair.
*/
;
*/;
_proto.reserveOf = function reserveOf(token) {

@@ -369,5 +327,3 @@ !this.involvesToken(token) ? invariant(false, 'TOKEN') : void 0;

* @param calculateFotFees
*/
;
*/;
_proto.getOutputAmount = function getOutputAmount(inputAmount, calculateFotFees) {

@@ -377,9 +333,6 @@ if (calculateFotFees === void 0) {

}
!this.involvesToken(inputAmount.currency) ? invariant(false, 'TOKEN') : void 0;
if (JSBI.equal(this.reserve0.quotient, ZERO) || JSBI.equal(this.reserve1.quotient, ZERO)) {
throw new InsufficientReservesError();
}
var inputReserve = this.reserveOf(inputAmount.currency);

@@ -395,15 +348,11 @@ var outputReserve = this.reserveOf(inputAmount.currency.equals(this.token0) ? this.token1 : this.token0);

);
if (JSBI.equal(outputAmount.quotient, ZERO)) {
throw new InsufficientInputAmountError();
}
var percentAfterBuyFees = calculateFotFees ? this.derivePercentAfterBuyFees(outputAmount) : ZERO_PERCENT;
var outputAmountAfterTax = percentAfterBuyFees.greaterThan(ZERO_PERCENT) ? sdkCore.CurrencyAmount.fromRawAmount(outputAmount.currency, outputAmount.multiply(percentAfterBuyFees).quotient // fraction.quotient will round down by itself, which is desired
) : outputAmount;
if (JSBI.equal(outputAmountAfterTax.quotient, ZERO)) {
throw new InsufficientInputAmountError();
}
return [outputAmountAfterTax, new Pair(inputReserve.add(inputAmountAfterTax), outputReserve.subtract(outputAmountAfterTax))];

@@ -452,5 +401,3 @@ }

* @param outputAmount
*/
;
*/;
_proto.getInputAmount = function getInputAmount(outputAmount, calculateFotFees) {

@@ -460,3 +407,2 @@ if (calculateFotFees === void 0) {

}
!this.involvesToken(outputAmount.currency) ? invariant(false, 'TOKEN') : void 0;

@@ -466,7 +412,5 @@ var percentAfterBuyFees = calculateFotFees ? this.derivePercentAfterBuyFees(outputAmount) : ZERO_PERCENT;

) : outputAmount;
if (JSBI.equal(this.reserve0.quotient, ZERO) || JSBI.equal(this.reserve1.quotient, ZERO) || JSBI.greaterThanOrEqual(outputAmount.quotient, this.reserveOf(outputAmount.currency).quotient) || JSBI.greaterThanOrEqual(outputAmountBeforeTax.quotient, this.reserveOf(outputAmount.currency).quotient)) {
throw new InsufficientReservesError();
}
var outputReserve = this.reserveOf(outputAmount.currency);

@@ -483,3 +427,2 @@ var inputReserve = this.reserveOf(outputAmount.currency.equals(this.token0) ? this.token1 : this.token0);

};
_proto.getLiquidityMinted = function getLiquidityMinted(totalSupply, tokenAmountA, tokenAmountB) {

@@ -491,3 +434,2 @@ !totalSupply.currency.equals(this.liquidityToken) ? invariant(false, 'LIQUIDITY') : void 0;

var liquidity;
if (JSBI.equal(totalSupply.quotient, ZERO)) {

@@ -500,10 +442,7 @@ liquidity = JSBI.subtract(sdkCore.sqrt(JSBI.multiply(tokenAmounts[0].quotient, tokenAmounts[1].quotient)), MINIMUM_LIQUIDITY);

}
if (!JSBI.greaterThan(liquidity, ZERO)) {
throw new InsufficientInputAmountError();
}
return sdkCore.CurrencyAmount.fromRawAmount(this.liquidityToken, liquidity);
};
_proto.getLiquidityValue = function getLiquidityValue(token, totalSupply, liquidity, feeOn, kLast) {

@@ -513,3 +452,2 @@ if (feeOn === void 0) {

}
!this.involvesToken(token) ? invariant(false, 'TOKEN') : void 0;

@@ -520,3 +458,2 @@ !totalSupply.currency.equals(this.liquidityToken) ? invariant(false, 'TOTAL_SUPPLY') : void 0;

var totalSupplyAdjusted;
if (!feeOn) {

@@ -527,7 +464,5 @@ totalSupplyAdjusted = totalSupply;

var kLastParsed = JSBI.BigInt(kLast);
if (!JSBI.equal(kLastParsed, ZERO)) {
var rootK = sdkCore.sqrt(JSBI.multiply(this.reserve0.quotient, this.reserve1.quotient));
var rootKLast = sdkCore.sqrt(kLastParsed);
if (JSBI.greaterThan(rootK, rootKLast)) {

@@ -545,9 +480,6 @@ var numerator = JSBI.multiply(totalSupply.quotient, JSBI.subtract(rootK, rootKLast));

}
return sdkCore.CurrencyAmount.fromRawAmount(token, JSBI.divide(JSBI.multiply(liquidity.quotient, this.reserveOf(token).quotient), totalSupplyAdjusted.quotient));
};
_proto.derivePercentAfterSellFees = function derivePercentAfterSellFees(inputAmount) {
var sellFeeBips = this.token0.wrapped.equals(inputAmount.wrapped.currency) ? this.token0.wrapped.sellFeeBps : this.token1.wrapped.sellFeeBps;
if (sellFeeBips != null && sellFeeBips.gt(bignumber.BigNumber.from(0))) {

@@ -559,6 +491,4 @@ return ONE_HUNDRED_PERCENT.subtract(new sdkCore.Percent(JSBI.BigInt(sellFeeBips)).divide(BASIS_POINTS));

};
_proto.derivePercentAfterBuyFees = function derivePercentAfterBuyFees(outputAmount) {
var buyFeeBps = this.token0.wrapped.equals(outputAmount.wrapped.currency) ? this.token0.wrapped.buyFeeBps : this.token1.wrapped.buyFeeBps;
if (buyFeeBps != null && buyFeeBps.gt(bignumber.BigNumber.from(0))) {

@@ -570,3 +500,2 @@ return ONE_HUNDRED_PERCENT.subtract(new sdkCore.Percent(JSBI.BigInt(buyFeeBps)).divide(BASIS_POINTS));

};
_createClass(Pair, [{

@@ -581,3 +510,2 @@ key: "token0Price",

*/
}, {

@@ -615,3 +543,2 @@ key: "token1Price",

}]);
return Pair;

@@ -632,15 +559,11 @@ }();

var path = [wrappedInput];
for (var _iterator = _createForOfIteratorHelperLoose(pairs.entries()), _step; !(_step = _iterator()).done;) {
var _step$value = _step.value,
i = _step$value[0],
pair = _step$value[1];
i = _step$value[0],
pair = _step$value[1];
var currentInput = path[i];
!(currentInput.equals(pair.token0) || currentInput.equals(pair.token1)) ? invariant(false, 'PATH') : void 0;
var _output = currentInput.equals(pair.token0) ? pair.token1 : pair.token0;
path.push(_output);
}
this.pairs = pairs;

@@ -651,3 +574,2 @@ this.path = path;

}
_createClass(Route, [{

@@ -658,10 +580,8 @@ key: "midPrice",

var prices = [];
for (var _iterator2 = _createForOfIteratorHelperLoose(this.pairs.entries()), _step2; !(_step2 = _iterator2()).done;) {
var _step2$value = _step2.value,
i = _step2$value[0],
pair = _step2$value[1];
i = _step2$value[0],
pair = _step2$value[1];
prices.push(this.path[i].equals(pair.token0) ? new sdkCore.Price(pair.reserve0.currency, pair.reserve1.currency, pair.reserve0.quotient, pair.reserve1.quotient) : new sdkCore.Price(pair.reserve1.currency, pair.reserve0.currency, pair.reserve1.quotient, pair.reserve0.quotient));
}
var reduced = prices.slice(1).reduce(function (accumulator, currentValue) {

@@ -678,8 +598,7 @@ return accumulator.multiply(currentValue);

}]);
return Route;
}();
// comparator function that allows sorting trades by their output amounts, in decreasing order, and then input amounts
// in increasing order. i.e. the best trades have the most outputs for the least inputs and are sorted first
function inputOutputComparator(a, b) {

@@ -689,9 +608,7 @@ // must have same input and output token for comparison

!a.outputAmount.currency.equals(b.outputAmount.currency) ? invariant(false, 'OUTPUT_CURRENCY') : void 0;
if (a.outputAmount.equalTo(b.outputAmount)) {
if (a.inputAmount.equalTo(b.inputAmount)) {
return 0;
} // trade A requires less input than trade B, so A should come first
}
// trade A requires less input than trade B, so A should come first
if (a.inputAmount.lessThan(b.inputAmount)) {

@@ -710,12 +627,10 @@ return -1;

}
} // extension of the input output comparator that also considers other dimensions of the trade in ranking them
}
// extension of the input output comparator that also considers other dimensions of the trade in ranking them
function tradeComparator(a, b) {
var ioComp = inputOutputComparator(a, b);
if (ioComp !== 0) {
return ioComp;
} // consider lowest slippage next, since these are less likely to fail
}
// consider lowest slippage next, since these are less likely to fail
if (a.priceImpact.lessThan(b.priceImpact)) {

@@ -725,5 +640,4 @@ return -1;

return 1;
} // finally consider the number of hops since each hop costs gas
}
// finally consider the number of hops since each hop costs gas
return a.route.path.length - b.route.path.length;

@@ -735,3 +649,2 @@ }

*/
var Trade = /*#__PURE__*/function () {

@@ -742,16 +655,11 @@ function Trade(route, amount, tradeType) {

var tokenAmounts = new Array(route.path.length);
if (tradeType === sdkCore.TradeType.EXACT_INPUT) {
!amount.currency.equals(route.input) ? invariant(false, 'INPUT') : void 0;
tokenAmounts[0] = amount.wrapped;
for (var i = 0; i < route.path.length - 1; i++) {
var pair = route.pairs[i];
var _pair$getOutputAmount = pair.getOutputAmount(tokenAmounts[i]),
outputAmount = _pair$getOutputAmount[0];
outputAmount = _pair$getOutputAmount[0];
tokenAmounts[i + 1] = outputAmount;
}
this.inputAmount = sdkCore.CurrencyAmount.fromFractionalAmount(route.input, amount.numerator, amount.denominator);

@@ -762,16 +670,11 @@ this.outputAmount = sdkCore.CurrencyAmount.fromFractionalAmount(route.output, tokenAmounts[tokenAmounts.length - 1].numerator, tokenAmounts[tokenAmounts.length - 1].denominator);

tokenAmounts[tokenAmounts.length - 1] = amount.wrapped;
for (var _i = route.path.length - 1; _i > 0; _i--) {
var _pair = route.pairs[_i - 1];
var _pair$getInputAmount = _pair.getInputAmount(tokenAmounts[_i]),
inputAmount = _pair$getInputAmount[0];
inputAmount = _pair$getInputAmount[0];
tokenAmounts[_i - 1] = inputAmount;
}
this.inputAmount = sdkCore.CurrencyAmount.fromFractionalAmount(route.input, tokenAmounts[0].numerator, tokenAmounts[0].denominator);
this.outputAmount = sdkCore.CurrencyAmount.fromFractionalAmount(route.output, amount.numerator, amount.denominator);
}
this.executionPrice = new sdkCore.Price(this.inputAmount.currency, this.outputAmount.currency, this.inputAmount.quotient, this.outputAmount.quotient);

@@ -785,4 +688,2 @@ this.priceImpact = sdkCore.computePriceImpact(route.midPrice, this.inputAmount, this.outputAmount);

*/
Trade.exactIn = function exactIn(route, amountIn) {

@@ -795,5 +696,3 @@ return new Trade(route, amountIn, sdkCore.TradeType.EXACT_INPUT);

* @param amountOut the amount returned by the trade
*/
;
*/;
Trade.exactOut = function exactOut(route, amountOut) {

@@ -805,10 +704,6 @@ return new Trade(route, amountOut, sdkCore.TradeType.EXACT_OUTPUT);

* @param slippageTolerance tolerance of unfavorable slippage from the execution price of this trade
*/
;
*/;
var _proto = Trade.prototype;
_proto.minimumAmountOut = function minimumAmountOut(slippageTolerance) {
!!slippageTolerance.lessThan(ZERO) ? invariant(false, 'SLIPPAGE_TOLERANCE') : void 0;
if (this.tradeType === sdkCore.TradeType.EXACT_OUTPUT) {

@@ -824,8 +719,5 @@ return this.outputAmount;

* @param slippageTolerance tolerance of unfavorable slippage from the execution price of this trade
*/
;
*/;
_proto.maximumAmountIn = function maximumAmountIn(slippageTolerance) {
!!slippageTolerance.lessThan(ZERO) ? invariant(false, 'SLIPPAGE_TOLERANCE') : void 0;
if (this.tradeType === sdkCore.TradeType.EXACT_INPUT) {

@@ -851,25 +743,20 @@ return this.inputAmount;

* @param bestTrades used in recursion; the current list of best trades
*/
;
Trade.bestTradeExactIn = function bestTradeExactIn(pairs, currencyAmountIn, currencyOut, _temp, // used in recursion.
*/;
Trade.bestTradeExactIn = function bestTradeExactIn(pairs, currencyAmountIn, currencyOut, _temp,
// used in recursion.
currentPairs, nextAmountIn, bestTrades) {
var _ref = _temp === void 0 ? {} : _temp,
_ref$maxNumResults = _ref.maxNumResults,
maxNumResults = _ref$maxNumResults === void 0 ? 3 : _ref$maxNumResults,
_ref$maxHops = _ref.maxHops,
maxHops = _ref$maxHops === void 0 ? 3 : _ref$maxHops;
_ref$maxNumResults = _ref.maxNumResults,
maxNumResults = _ref$maxNumResults === void 0 ? 3 : _ref$maxNumResults,
_ref$maxHops = _ref.maxHops,
maxHops = _ref$maxHops === void 0 ? 3 : _ref$maxHops;
if (currentPairs === void 0) {
currentPairs = [];
}
if (nextAmountIn === void 0) {
nextAmountIn = currencyAmountIn;
}
if (bestTrades === void 0) {
bestTrades = [];
}
!(pairs.length > 0) ? invariant(false, 'PAIRS') : void 0;

@@ -880,15 +767,11 @@ !(maxHops > 0) ? invariant(false, 'MAX_HOPS') : void 0;

var tokenOut = currencyOut.wrapped;
for (var i = 0; i < pairs.length; i++) {
var pair = pairs[i]; // pair irrelevant
var pair = pairs[i];
// pair irrelevant
if (!pair.token0.equals(amountIn.currency) && !pair.token1.equals(amountIn.currency)) continue;
if (pair.reserve0.equalTo(ZERO) || pair.reserve1.equalTo(ZERO)) continue;
var amountOut = void 0;
try {
;
var _pair$getOutputAmount2 = pair.getOutputAmount(amountIn);
amountOut = _pair$getOutputAmount2[0];

@@ -900,12 +783,10 @@ } catch (error) {

}
throw error;
} // we have arrived at the output token, so this is the final trade of one of the paths
}
// we have arrived at the output token, so this is the final trade of one of the paths
if (amountOut.currency.equals(tokenOut)) {
sdkCore.sortedInsert(bestTrades, new Trade(new Route([].concat(currentPairs, [pair]), currencyAmountIn.currency, currencyOut), currencyAmountIn, sdkCore.TradeType.EXACT_INPUT), maxNumResults, tradeComparator);
} else if (maxHops > 1 && pairs.length > 1) {
var pairsExcludingThisPair = pairs.slice(0, i).concat(pairs.slice(i + 1, pairs.length)); // otherwise, consider all the other paths that lead from this token as long as we have not exceeded maxHops
var pairsExcludingThisPair = pairs.slice(0, i).concat(pairs.slice(i + 1, pairs.length));
// otherwise, consider all the other paths that lead from this token as long as we have not exceeded maxHops
Trade.bestTradeExactIn(pairsExcludingThisPair, currencyAmountIn, currencyOut, {

@@ -917,3 +798,2 @@ maxNumResults: maxNumResults,

}
return bestTrades;

@@ -924,5 +804,3 @@ }

* @param slippageTolerance the allowed tolerated slippage
*/
;
*/;
_proto.worstExecutionPrice = function worstExecutionPrice(slippageTolerance) {

@@ -945,25 +823,20 @@ return new sdkCore.Price(this.inputAmount.currency, this.outputAmount.currency, this.maximumAmountIn(slippageTolerance).quotient, this.minimumAmountOut(slippageTolerance).quotient);

* @param bestTrades used in recursion; the current list of best trades
*/
;
Trade.bestTradeExactOut = function bestTradeExactOut(pairs, currencyIn, currencyAmountOut, _temp2, // used in recursion.
*/;
Trade.bestTradeExactOut = function bestTradeExactOut(pairs, currencyIn, currencyAmountOut, _temp2,
// used in recursion.
currentPairs, nextAmountOut, bestTrades) {
var _ref2 = _temp2 === void 0 ? {} : _temp2,
_ref2$maxNumResults = _ref2.maxNumResults,
maxNumResults = _ref2$maxNumResults === void 0 ? 3 : _ref2$maxNumResults,
_ref2$maxHops = _ref2.maxHops,
maxHops = _ref2$maxHops === void 0 ? 3 : _ref2$maxHops;
_ref2$maxNumResults = _ref2.maxNumResults,
maxNumResults = _ref2$maxNumResults === void 0 ? 3 : _ref2$maxNumResults,
_ref2$maxHops = _ref2.maxHops,
maxHops = _ref2$maxHops === void 0 ? 3 : _ref2$maxHops;
if (currentPairs === void 0) {
currentPairs = [];
}
if (nextAmountOut === void 0) {
nextAmountOut = currencyAmountOut;
}
if (bestTrades === void 0) {
bestTrades = [];
}
!(pairs.length > 0) ? invariant(false, 'PAIRS') : void 0;

@@ -974,15 +847,11 @@ !(maxHops > 0) ? invariant(false, 'MAX_HOPS') : void 0;

var tokenIn = currencyIn.wrapped;
for (var i = 0; i < pairs.length; i++) {
var pair = pairs[i]; // pair irrelevant
var pair = pairs[i];
// pair irrelevant
if (!pair.token0.equals(amountOut.currency) && !pair.token1.equals(amountOut.currency)) continue;
if (pair.reserve0.equalTo(ZERO) || pair.reserve1.equalTo(ZERO)) continue;
var amountIn = void 0;
try {
;
var _pair$getInputAmount2 = pair.getInputAmount(amountOut);
amountIn = _pair$getInputAmount2[0];

@@ -994,12 +863,10 @@ } catch (error) {

}
throw error;
} // we have arrived at the input token, so this is the first trade of one of the paths
}
// we have arrived at the input token, so this is the first trade of one of the paths
if (amountIn.currency.equals(tokenIn)) {
sdkCore.sortedInsert(bestTrades, new Trade(new Route([pair].concat(currentPairs), currencyIn, currencyAmountOut.currency), currencyAmountOut, sdkCore.TradeType.EXACT_OUTPUT), maxNumResults, tradeComparator);
} else if (maxHops > 1 && pairs.length > 1) {
var pairsExcludingThisPair = pairs.slice(0, i).concat(pairs.slice(i + 1, pairs.length)); // otherwise, consider all the other paths that arrive at this token as long as we have not exceeded maxHops
var pairsExcludingThisPair = pairs.slice(0, i).concat(pairs.slice(i + 1, pairs.length));
// otherwise, consider all the other paths that arrive at this token as long as we have not exceeded maxHops
Trade.bestTradeExactOut(pairsExcludingThisPair, currencyIn, currencyAmountOut, {

@@ -1011,6 +878,4 @@ maxNumResults: maxNumResults,

}
return bestTrades;
};
return Trade;

@@ -1022,3 +887,2 @@ }();

}
var ZERO_HEX = '0x0';

@@ -1028,3 +892,2 @@ /**

*/
var Router = /*#__PURE__*/function () {

@@ -1040,8 +903,6 @@ /**

*/
Router.swapCallParameters = function swapCallParameters(trade, options) {
var etherIn = trade.inputAmount.currency.isNative;
var etherOut = trade.outputAmount.currency.isNative; // the router does not support both ether in and out
var etherOut = trade.outputAmount.currency.isNative;
// the router does not support both ether in and out
!!(etherIn && etherOut) ? invariant(false, 'ETHER_IN_OUT') : void 0;

@@ -1060,47 +921,41 @@ !(!('ttl' in options) || options.ttl > 0) ? invariant(false, 'TTL') : void 0;

var value;
switch (trade.tradeType) {
case sdkCore.TradeType.EXACT_INPUT:
if (etherIn) {
methodName = useFeeOnTransfer ? 'swapExactETHForTokensSupportingFeeOnTransferTokens' : 'swapExactETHForTokens'; // (uint amountOutMin, address[] calldata path, address to, uint deadline)
methodName = useFeeOnTransfer ? 'swapExactETHForTokensSupportingFeeOnTransferTokens' : 'swapExactETHForTokens';
// (uint amountOutMin, address[] calldata path, address to, uint deadline)
args = [amountOut, path, to, deadline];
value = amountIn;
} else if (etherOut) {
methodName = useFeeOnTransfer ? 'swapExactTokensForETHSupportingFeeOnTransferTokens' : 'swapExactTokensForETH'; // (uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
methodName = useFeeOnTransfer ? 'swapExactTokensForETHSupportingFeeOnTransferTokens' : 'swapExactTokensForETH';
// (uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
args = [amountIn, amountOut, path, to, deadline];
value = ZERO_HEX;
} else {
methodName = useFeeOnTransfer ? 'swapExactTokensForTokensSupportingFeeOnTransferTokens' : 'swapExactTokensForTokens'; // (uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
methodName = useFeeOnTransfer ? 'swapExactTokensForTokensSupportingFeeOnTransferTokens' : 'swapExactTokensForTokens';
// (uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
args = [amountIn, amountOut, path, to, deadline];
value = ZERO_HEX;
}
break;
case sdkCore.TradeType.EXACT_OUTPUT:
!!useFeeOnTransfer ? invariant(false, 'EXACT_OUT_FOT') : void 0;
if (etherIn) {
methodName = 'swapETHForExactTokens'; // (uint amountOut, address[] calldata path, address to, uint deadline)
methodName = 'swapETHForExactTokens';
// (uint amountOut, address[] calldata path, address to, uint deadline)
args = [amountOut, path, to, deadline];
value = amountIn;
} else if (etherOut) {
methodName = 'swapTokensForExactETH'; // (uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
methodName = 'swapTokensForExactETH';
// (uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
args = [amountOut, amountIn, path, to, deadline];
value = ZERO_HEX;
} else {
methodName = 'swapTokensForExactTokens'; // (uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
methodName = 'swapTokensForExactTokens';
// (uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
args = [amountOut, amountIn, path, to, deadline];
value = ZERO_HEX;
}
break;
}
return {

@@ -1112,3 +967,2 @@ methodName: methodName,

};
return Router;

@@ -1115,0 +969,0 @@ }();

2

dist/v2-sdk.cjs.production.min.js

@@ -1,2 +0,2 @@

"use strict";function t(t){return t&&"object"==typeof t&&"default"in t?t.default:t}Object.defineProperty(exports,"__esModule",{value:!0});var e=require("@uniswap/sdk-core"),r=t(require("jsbi")),n=require("@ethersproject/address"),u=require("@ethersproject/bignumber"),o=require("@ethersproject/solidity"),i=t(require("tiny-invariant")),s=e.V2_FACTORY_ADDRESSES,a="0x96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f",c=r.BigInt(1e3),p=r.BigInt(0),l=r.BigInt(1),m=r.BigInt(5),h=r.BigInt(997),f=r.BigInt(1e3),d=r.BigInt(1e4),y=new e.Percent(p),v=new e.Percent(l);function A(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,n.key,n)}}function T(t,e,r){return e&&A(t.prototype,e),r&&A(t,r),t}function q(t,e){t.prototype=Object.create(e.prototype),t.prototype.constructor=t,t.__proto__=e}function k(t){return(k=Object.setPrototypeOf?Object.getPrototypeOf:function(t){return t.__proto__||Object.getPrototypeOf(t)})(t)}function w(t,e){return(w=Object.setPrototypeOf||function(t,e){return t.__proto__=e,t})(t,e)}function g(){if("undefined"==typeof Reflect||!Reflect.construct)return!1;if(Reflect.construct.sham)return!1;if("function"==typeof Proxy)return!0;try{return Date.prototype.toString.call(Reflect.construct(Date,[],(function(){}))),!0}catch(t){return!1}}function I(t,e,r){return(I=g()?Reflect.construct:function(t,e,r){var n=[null];n.push.apply(n,e);var u=new(Function.bind.apply(t,n));return r&&w(u,r.prototype),u}).apply(null,arguments)}function b(t){var e="function"==typeof Map?new Map:void 0;return(b=function(t){if(null===t||-1===Function.toString.call(t).indexOf("[native code]"))return t;if("function"!=typeof t)throw new TypeError("Super expression must either be null or a function");if(void 0!==e){if(e.has(t))return e.get(t);e.set(t,r)}function r(){return I(t,arguments,k(this).constructor)}return r.prototype=Object.create(t.prototype,{constructor:{value:r,enumerable:!1,writable:!0,configurable:!0}}),w(r,t)})(t)}function O(t){if(void 0===t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return t}function x(t,e){(null==e||e>t.length)&&(e=t.length);for(var r=0,n=new Array(e);r<e;r++)n[r]=t[r];return n}function P(t,e){var r;if("undefined"==typeof Symbol||null==t[Symbol.iterator]){if(Array.isArray(t)||(r=function(t,e){if(t){if("string"==typeof t)return x(t,void 0);var r=Object.prototype.toString.call(t).slice(8,-1);return"Object"===r&&t.constructor&&(r=t.constructor.name),"Map"===r||"Set"===r?Array.from(t):"Arguments"===r||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(r)?x(t,void 0):void 0}}(t))||e&&t&&"number"==typeof t.length){r&&(t=r);var n=0;return function(){return n>=t.length?{done:!0}:{done:!1,value:t[n++]}}}throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}return(r=t[Symbol.iterator]()).next.bind(r)}var E="setPrototypeOf"in Object,C=function(t){function e(){var r;return(r=t.call(this)||this).isInsufficientReservesError=!0,r.name=r.constructor.name,E&&Object.setPrototypeOf(O(r),(this instanceof e?this.constructor:void 0).prototype),r}return q(e,t),e}(b(Error)),_=function(t){function e(){var r;return(r=t.call(this)||this).isInsufficientInputAmountError=!0,r.name=r.constructor.name,E&&Object.setPrototypeOf(O(r),(this instanceof e?this.constructor:void 0).prototype),r}return q(e,t),e}(b(Error)),F=function(t){var e=t.factoryAddress,r=t.tokenA,u=t.tokenB,i=r.sortsBefore(u)?[r,u]:[u,r];return n.getCreate2Address(e,o.keccak256(["bytes"],[o.pack(["address","address"],[i[0].address,i[1].address])]),a)},R=function(){function t(r,n){var u=r.currency.sortsBefore(n.currency)?[r,n]:[n,r];this.liquidityToken=new e.Token(u[0].currency.chainId,t.getAddress(u[0].currency,u[1].currency),18,"UNI-V2","Uniswap V2"),this.tokenAmounts=u}t.getAddress=function(t,e){var r,n=null!=(r=s[t.chainId])?r:"0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f";return F({factoryAddress:n,tokenA:t,tokenB:e})};var n=t.prototype;return n.involvesToken=function(t){return t.equals(this.token0)||t.equals(this.token1)},n.priceOf=function(t){return this.involvesToken(t)||i(!1),t.equals(this.token0)?this.token0Price:this.token1Price},n.reserveOf=function(t){return this.involvesToken(t)||i(!1),t.equals(this.token0)?this.reserve0:this.reserve1},n.getOutputAmount=function(n,u){if(void 0===u&&(u=!0),this.involvesToken(n.currency)||i(!1),r.equal(this.reserve0.quotient,p)||r.equal(this.reserve1.quotient,p))throw new C;var o=this.reserveOf(n.currency),s=this.reserveOf(n.currency.equals(this.token0)?this.token1:this.token0),a=u?this.derivePercentAfterSellFees(n):y,c=a.greaterThan(y)?e.CurrencyAmount.fromRawAmount(n.currency,a.multiply(n).quotient):n,l=r.multiply(c.quotient,h),m=r.multiply(l,s.quotient),d=r.add(r.multiply(o.quotient,f),l),v=e.CurrencyAmount.fromRawAmount(n.currency.equals(this.token0)?this.token1:this.token0,r.divide(m,d));if(r.equal(v.quotient,p))throw new _;var A=u?this.derivePercentAfterBuyFees(v):y,T=A.greaterThan(y)?e.CurrencyAmount.fromRawAmount(v.currency,v.multiply(A).quotient):v;if(r.equal(T.quotient,p))throw new _;return[T,new t(o.add(c),s.subtract(T))]},n.getInputAmount=function(n,u){void 0===u&&(u=!0),this.involvesToken(n.currency)||i(!1);var o=u?this.derivePercentAfterBuyFees(n):y,s=o.greaterThan(y)?e.CurrencyAmount.fromRawAmount(n.currency,r.add(n.divide(o).quotient,l)):n;if(r.equal(this.reserve0.quotient,p)||r.equal(this.reserve1.quotient,p)||r.greaterThanOrEqual(n.quotient,this.reserveOf(n.currency).quotient)||r.greaterThanOrEqual(s.quotient,this.reserveOf(n.currency).quotient))throw new C;var a=this.reserveOf(n.currency),c=this.reserveOf(n.currency.equals(this.token0)?this.token1:this.token0),m=r.multiply(r.multiply(c.quotient,s.quotient),f),d=r.multiply(r.subtract(a.quotient,s.quotient),h),v=e.CurrencyAmount.fromRawAmount(n.currency.equals(this.token0)?this.token1:this.token0,r.add(r.divide(m,d),l)),A=u?this.derivePercentAfterSellFees(v):y;return[A.greaterThan(y)?e.CurrencyAmount.fromRawAmount(v.currency,r.add(v.divide(A).quotient,l)):v,new t(c.add(v),a.subtract(n))]},n.getLiquidityMinted=function(t,n,u){t.currency.equals(this.liquidityToken)||i(!1);var o,s=n.currency.sortsBefore(u.currency)?[n,u]:[u,n];if(s[0].currency.equals(this.token0)&&s[1].currency.equals(this.token1)||i(!1),r.equal(t.quotient,p))o=r.subtract(e.sqrt(r.multiply(s[0].quotient,s[1].quotient)),c);else{var a=r.divide(r.multiply(s[0].quotient,t.quotient),this.reserve0.quotient),l=r.divide(r.multiply(s[1].quotient,t.quotient),this.reserve1.quotient);o=r.lessThanOrEqual(a,l)?a:l}if(!r.greaterThan(o,p))throw new _;return e.CurrencyAmount.fromRawAmount(this.liquidityToken,o)},n.getLiquidityValue=function(t,n,u,o,s){var a;if(void 0===o&&(o=!1),this.involvesToken(t)||i(!1),n.currency.equals(this.liquidityToken)||i(!1),u.currency.equals(this.liquidityToken)||i(!1),r.lessThanOrEqual(u.quotient,n.quotient)||i(!1),o){s||i(!1);var c=r.BigInt(s);if(r.equal(c,p))a=n;else{var l=e.sqrt(r.multiply(this.reserve0.quotient,this.reserve1.quotient)),h=e.sqrt(c);if(r.greaterThan(l,h)){var f=r.multiply(n.quotient,r.subtract(l,h)),d=r.add(r.multiply(l,m),h),y=r.divide(f,d);a=n.add(e.CurrencyAmount.fromRawAmount(this.liquidityToken,y))}else a=n}}else a=n;return e.CurrencyAmount.fromRawAmount(t,r.divide(r.multiply(u.quotient,this.reserveOf(t).quotient),a.quotient))},n.derivePercentAfterSellFees=function(t){var n=this.token0.wrapped.equals(t.wrapped.currency)?this.token0.wrapped.sellFeeBps:this.token1.wrapped.sellFeeBps;return null!=n&&n.gt(u.BigNumber.from(0))?v.subtract(new e.Percent(r.BigInt(n)).divide(d)):y},n.derivePercentAfterBuyFees=function(t){var n=this.token0.wrapped.equals(t.wrapped.currency)?this.token0.wrapped.buyFeeBps:this.token1.wrapped.buyFeeBps;return null!=n&&n.gt(u.BigNumber.from(0))?v.subtract(new e.Percent(r.BigInt(n)).divide(d)):y},T(t,[{key:"token0Price",get:function(){var t=this.tokenAmounts[1].divide(this.tokenAmounts[0]);return new e.Price(this.token0,this.token1,t.denominator,t.numerator)}},{key:"token1Price",get:function(){var t=this.tokenAmounts[0].divide(this.tokenAmounts[1]);return new e.Price(this.token1,this.token0,t.denominator,t.numerator)}},{key:"chainId",get:function(){return this.token0.chainId}},{key:"token0",get:function(){return this.tokenAmounts[0].currency}},{key:"token1",get:function(){return this.tokenAmounts[1].currency}},{key:"reserve0",get:function(){return this.tokenAmounts[0]}},{key:"reserve1",get:function(){return this.tokenAmounts[1]}}]),t}(),B=function(){function t(t,e,r){this._midPrice=null,t.length>0||i(!1);var n=t[0].chainId;t.every((function(t){return t.chainId===n}))||i(!1);var u=e.wrapped;t[0].involvesToken(u)||i(!1),void 0===r||t[t.length-1].involvesToken(r.wrapped)||i(!1);for(var o,s=[u],a=P(t.entries());!(o=a()).done;){var c=o.value,p=c[1],l=s[c[0]];l.equals(p.token0)||l.equals(p.token1)||i(!1);var m=l.equals(p.token0)?p.token1:p.token0;s.push(m)}this.pairs=t,this.path=s,this.input=e,this.output=r}return T(t,[{key:"midPrice",get:function(){if(null!==this._midPrice)return this._midPrice;for(var t,r=[],n=P(this.pairs.entries());!(t=n()).done;){var u=t.value,o=u[1];r.push(this.path[u[0]].equals(o.token0)?new e.Price(o.reserve0.currency,o.reserve1.currency,o.reserve0.quotient,o.reserve1.quotient):new e.Price(o.reserve1.currency,o.reserve0.currency,o.reserve1.quotient,o.reserve0.quotient))}var i=r.slice(1).reduce((function(t,e){return t.multiply(e)}),r[0]);return this._midPrice=new e.Price(this.input,this.output,i.denominator,i.numerator)}},{key:"chainId",get:function(){return this.pairs[0].chainId}}]),t}();function S(t,e){return t.inputAmount.currency.equals(e.inputAmount.currency)||i(!1),t.outputAmount.currency.equals(e.outputAmount.currency)||i(!1),t.outputAmount.equalTo(e.outputAmount)?t.inputAmount.equalTo(e.inputAmount)?0:t.inputAmount.lessThan(e.inputAmount)?-1:1:t.outputAmount.lessThan(e.outputAmount)?1:-1}function j(t,e){var r=S(t,e);return 0!==r?r:t.priceImpact.lessThan(e.priceImpact)?-1:t.priceImpact.greaterThan(e.priceImpact)?1:t.route.path.length-e.route.path.length}var U=function(){function t(t,r,n){this.route=t,this.tradeType=n;var u=new Array(t.path.length);if(n===e.TradeType.EXACT_INPUT){r.currency.equals(t.input)||i(!1),u[0]=r.wrapped;for(var o=0;o<t.path.length-1;o++){var s=t.pairs[o].getOutputAmount(u[o]);u[o+1]=s[0]}this.inputAmount=e.CurrencyAmount.fromFractionalAmount(t.input,r.numerator,r.denominator),this.outputAmount=e.CurrencyAmount.fromFractionalAmount(t.output,u[u.length-1].numerator,u[u.length-1].denominator)}else{r.currency.equals(t.output)||i(!1),u[u.length-1]=r.wrapped;for(var a=t.path.length-1;a>0;a--){var c=t.pairs[a-1].getInputAmount(u[a]);u[a-1]=c[0]}this.inputAmount=e.CurrencyAmount.fromFractionalAmount(t.input,u[0].numerator,u[0].denominator),this.outputAmount=e.CurrencyAmount.fromFractionalAmount(t.output,r.numerator,r.denominator)}this.executionPrice=new e.Price(this.inputAmount.currency,this.outputAmount.currency,this.inputAmount.quotient,this.outputAmount.quotient),this.priceImpact=e.computePriceImpact(t.midPrice,this.inputAmount,this.outputAmount)}t.exactIn=function(r,n){return new t(r,n,e.TradeType.EXACT_INPUT)},t.exactOut=function(r,n){return new t(r,n,e.TradeType.EXACT_OUTPUT)};var r=t.prototype;return r.minimumAmountOut=function(t){if(t.lessThan(p)&&i(!1),this.tradeType===e.TradeType.EXACT_OUTPUT)return this.outputAmount;var r=new e.Fraction(l).add(t).invert().multiply(this.outputAmount.quotient).quotient;return e.CurrencyAmount.fromRawAmount(this.outputAmount.currency,r)},r.maximumAmountIn=function(t){if(t.lessThan(p)&&i(!1),this.tradeType===e.TradeType.EXACT_INPUT)return this.inputAmount;var r=new e.Fraction(l).add(t).multiply(this.inputAmount.quotient).quotient;return e.CurrencyAmount.fromRawAmount(this.inputAmount.currency,r)},t.bestTradeExactIn=function(r,n,u,o,s,a,c){var l=void 0===o?{}:o,m=l.maxNumResults,h=void 0===m?3:m,f=l.maxHops,d=void 0===f?3:f;void 0===s&&(s=[]),void 0===a&&(a=n),void 0===c&&(c=[]),r.length>0||i(!1),d>0||i(!1),n===a||s.length>0||i(!1);for(var y=a.wrapped,v=u.wrapped,A=0;A<r.length;A++){var T=r[A];if((T.token0.equals(y.currency)||T.token1.equals(y.currency))&&!T.reserve0.equalTo(p)&&!T.reserve1.equalTo(p)){var q=void 0;try{q=T.getOutputAmount(y)[0]}catch(t){if(t.isInsufficientInputAmountError)continue;throw t}if(q.currency.equals(v))e.sortedInsert(c,new t(new B([].concat(s,[T]),n.currency,u),n,e.TradeType.EXACT_INPUT),h,j);else if(d>1&&r.length>1){var k=r.slice(0,A).concat(r.slice(A+1,r.length));t.bestTradeExactIn(k,n,u,{maxNumResults:h,maxHops:d-1},[].concat(s,[T]),q,c)}}}return c},r.worstExecutionPrice=function(t){return new e.Price(this.inputAmount.currency,this.outputAmount.currency,this.maximumAmountIn(t).quotient,this.minimumAmountOut(t).quotient)},t.bestTradeExactOut=function(r,n,u,o,s,a,c){var l=void 0===o?{}:o,m=l.maxNumResults,h=void 0===m?3:m,f=l.maxHops,d=void 0===f?3:f;void 0===s&&(s=[]),void 0===a&&(a=u),void 0===c&&(c=[]),r.length>0||i(!1),d>0||i(!1),u===a||s.length>0||i(!1);for(var y=a.wrapped,v=n.wrapped,A=0;A<r.length;A++){var T=r[A];if((T.token0.equals(y.currency)||T.token1.equals(y.currency))&&!T.reserve0.equalTo(p)&&!T.reserve1.equalTo(p)){var q=void 0;try{q=T.getInputAmount(y)[0]}catch(t){if(t.isInsufficientReservesError)continue;throw t}if(q.currency.equals(v))e.sortedInsert(c,new t(new B([T].concat(s),n,u.currency),u,e.TradeType.EXACT_OUTPUT),h,j);else if(d>1&&r.length>1){var k=r.slice(0,A).concat(r.slice(A+1,r.length));t.bestTradeExactOut(k,n,u,{maxNumResults:h,maxHops:d-1},[T].concat(s),q,c)}}}return c},t}();function N(t){return"0x"+t.quotient.toString(16)}var H=function(){function t(){}return t.swapCallParameters=function(t,r){var n=t.inputAmount.currency.isNative,u=t.outputAmount.currency.isNative;n&&u&&i(!1),!("ttl"in r)||r.ttl>0||i(!1);var o,s,a,c=e.validateAndParseAddress(r.recipient),p=N(t.maximumAmountIn(r.allowedSlippage)),l=N(t.minimumAmountOut(r.allowedSlippage)),m=t.route.path.map((function(t){return t.address})),h="ttl"in r?"0x"+(Math.floor((new Date).getTime()/1e3)+r.ttl).toString(16):"0x"+r.deadline.toString(16),f=Boolean(r.feeOnTransfer);switch(t.tradeType){case e.TradeType.EXACT_INPUT:n?(o=f?"swapExactETHForTokensSupportingFeeOnTransferTokens":"swapExactETHForTokens",s=[l,m,c,h],a=p):u?(o=f?"swapExactTokensForETHSupportingFeeOnTransferTokens":"swapExactTokensForETH",s=[p,l,m,c,h],a="0x0"):(o=f?"swapExactTokensForTokensSupportingFeeOnTransferTokens":"swapExactTokensForTokens",s=[p,l,m,c,h],a="0x0");break;case e.TradeType.EXACT_OUTPUT:f&&i(!1),n?(o="swapETHForExactTokens",s=[l,m,c,h],a=p):u?(o="swapTokensForExactETH",s=[l,p,m,c,h],a="0x0"):(o="swapTokensForExactTokens",s=[l,p,m,c,h],a="0x0")}return{methodName:o,args:s,value:a}},t}();exports.FACTORY_ADDRESS_MAP=s,exports.INIT_CODE_HASH=a,exports.InsufficientInputAmountError=_,exports.InsufficientReservesError=C,exports.MINIMUM_LIQUIDITY=c,exports.Pair=R,exports.Route=B,exports.Router=H,exports.Trade=U,exports.computePairAddress=F,exports.inputOutputComparator=S,exports.tradeComparator=j;
"use strict";function t(t){return t&&"object"==typeof t&&"default"in t?t.default:t}Object.defineProperty(exports,"__esModule",{value:!0});var e=require("@uniswap/sdk-core"),r=t(require("jsbi")),n=require("@ethersproject/address"),o=require("@ethersproject/bignumber"),u=require("@ethersproject/solidity"),i=t(require("tiny-invariant")),s=e.V2_FACTORY_ADDRESSES,a="0x96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f",c=r.BigInt(1e3),p=r.BigInt(0),l=r.BigInt(1),m=r.BigInt(5),f=r.BigInt(997),h=r.BigInt(1e3),d=r.BigInt(1e4),y=new e.Percent(p),v=new e.Percent(l);function A(t,e,r){if(T())return Reflect.construct.apply(null,arguments);var n=[null];n.push.apply(n,e);var o=new(t.bind.apply(t,n));return r&&I(o,r.prototype),o}function T(){try{var t=!Boolean.prototype.valueOf.call(Reflect.construct(Boolean,[],(function(){})))}catch(t){}return(T=function(){return!!t})()}function q(t){var e=function(t,e){if("object"!=typeof t||!t)return t;var r=t[Symbol.toPrimitive];if(void 0!==r){var n=r.call(t,"string");if("object"!=typeof n)return n;throw new TypeError("@@toPrimitive must return a primitive value.")}return String(t)}(t);return"symbol"==typeof e?e:String(e)}function k(t,e){for(var r=0;r<e.length;r++){var n=e[r];n.enumerable=n.enumerable||!1,n.configurable=!0,"value"in n&&(n.writable=!0),Object.defineProperty(t,q(n.key),n)}}function w(t,e,r){return e&&k(t.prototype,e),r&&k(t,r),Object.defineProperty(t,"prototype",{writable:!1}),t}function g(t,e){t.prototype=Object.create(e.prototype),t.prototype.constructor=t,I(t,e)}function b(t){return(b=Object.setPrototypeOf?Object.getPrototypeOf.bind():function(t){return t.__proto__||Object.getPrototypeOf(t)})(t)}function I(t,e){return(I=Object.setPrototypeOf?Object.setPrototypeOf.bind():function(t,e){return t.__proto__=e,t})(t,e)}function O(t){var e="function"==typeof Map?new Map:void 0;return(O=function(t){if(null===t||!function(t){try{return-1!==Function.toString.call(t).indexOf("[native code]")}catch(e){return"function"==typeof t}}(t))return t;if("function"!=typeof t)throw new TypeError("Super expression must either be null or a function");if(void 0!==e){if(e.has(t))return e.get(t);e.set(t,r)}function r(){return A(t,arguments,b(this).constructor)}return r.prototype=Object.create(t.prototype,{constructor:{value:r,enumerable:!1,writable:!0,configurable:!0}}),I(r,t)})(t)}function P(t){if(void 0===t)throw new ReferenceError("this hasn't been initialised - super() hasn't been called");return t}function x(t,e){(null==e||e>t.length)&&(e=t.length);for(var r=0,n=new Array(e);r<e;r++)n[r]=t[r];return n}function E(t,e){var r="undefined"!=typeof Symbol&&t[Symbol.iterator]||t["@@iterator"];if(r)return(r=r.call(t)).next.bind(r);if(Array.isArray(t)||(r=function(t,e){if(t){if("string"==typeof t)return x(t,void 0);var r=Object.prototype.toString.call(t).slice(8,-1);return"Object"===r&&t.constructor&&(r=t.constructor.name),"Map"===r||"Set"===r?Array.from(t):"Arguments"===r||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(r)?x(t,void 0):void 0}}(t))||e&&t&&"number"==typeof t.length){r&&(t=r);var n=0;return function(){return n>=t.length?{done:!0}:{done:!1,value:t[n++]}}}throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}var C="setPrototypeOf"in Object,F=function(t){function e(){var r;return(r=t.call(this)||this).isInsufficientReservesError=!0,r.name=r.constructor.name,C&&Object.setPrototypeOf(P(r),(this instanceof e?this.constructor:void 0).prototype),r}return g(e,t),e}(O(Error)),B=function(t){function e(){var r;return(r=t.call(this)||this).isInsufficientInputAmountError=!0,r.name=r.constructor.name,C&&Object.setPrototypeOf(P(r),(this instanceof e?this.constructor:void 0).prototype),r}return g(e,t),e}(O(Error)),_=function(t){var e=t.factoryAddress,r=t.tokenA,o=t.tokenB,i=r.sortsBefore(o)?[r,o]:[o,r];return n.getCreate2Address(e,u.keccak256(["bytes"],[u.pack(["address","address"],[i[0].address,i[1].address])]),a)},R=function(){function t(r,n){var o=r.currency.sortsBefore(n.currency)?[r,n]:[n,r];this.liquidityToken=new e.Token(o[0].currency.chainId,t.getAddress(o[0].currency,o[1].currency),18,"UNI-V2","Uniswap V2"),this.tokenAmounts=o}t.getAddress=function(t,e){var r,n=null!=(r=s[t.chainId])?r:"0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f";return _({factoryAddress:n,tokenA:t,tokenB:e})};var n=t.prototype;return n.involvesToken=function(t){return t.equals(this.token0)||t.equals(this.token1)},n.priceOf=function(t){return this.involvesToken(t)||i(!1),t.equals(this.token0)?this.token0Price:this.token1Price},n.reserveOf=function(t){return this.involvesToken(t)||i(!1),t.equals(this.token0)?this.reserve0:this.reserve1},n.getOutputAmount=function(n,o){if(void 0===o&&(o=!0),this.involvesToken(n.currency)||i(!1),r.equal(this.reserve0.quotient,p)||r.equal(this.reserve1.quotient,p))throw new F;var u=this.reserveOf(n.currency),s=this.reserveOf(n.currency.equals(this.token0)?this.token1:this.token0),a=o?this.derivePercentAfterSellFees(n):y,c=a.greaterThan(y)?e.CurrencyAmount.fromRawAmount(n.currency,a.multiply(n).quotient):n,l=r.multiply(c.quotient,f),m=r.multiply(l,s.quotient),d=r.add(r.multiply(u.quotient,h),l),v=e.CurrencyAmount.fromRawAmount(n.currency.equals(this.token0)?this.token1:this.token0,r.divide(m,d));if(r.equal(v.quotient,p))throw new B;var A=o?this.derivePercentAfterBuyFees(v):y,T=A.greaterThan(y)?e.CurrencyAmount.fromRawAmount(v.currency,v.multiply(A).quotient):v;if(r.equal(T.quotient,p))throw new B;return[T,new t(u.add(c),s.subtract(T))]},n.getInputAmount=function(n,o){void 0===o&&(o=!0),this.involvesToken(n.currency)||i(!1);var u=o?this.derivePercentAfterBuyFees(n):y,s=u.greaterThan(y)?e.CurrencyAmount.fromRawAmount(n.currency,r.add(n.divide(u).quotient,l)):n;if(r.equal(this.reserve0.quotient,p)||r.equal(this.reserve1.quotient,p)||r.greaterThanOrEqual(n.quotient,this.reserveOf(n.currency).quotient)||r.greaterThanOrEqual(s.quotient,this.reserveOf(n.currency).quotient))throw new F;var a=this.reserveOf(n.currency),c=this.reserveOf(n.currency.equals(this.token0)?this.token1:this.token0),m=r.multiply(r.multiply(c.quotient,s.quotient),h),d=r.multiply(r.subtract(a.quotient,s.quotient),f),v=e.CurrencyAmount.fromRawAmount(n.currency.equals(this.token0)?this.token1:this.token0,r.add(r.divide(m,d),l)),A=o?this.derivePercentAfterSellFees(v):y;return[A.greaterThan(y)?e.CurrencyAmount.fromRawAmount(v.currency,r.add(v.divide(A).quotient,l)):v,new t(c.add(v),a.subtract(n))]},n.getLiquidityMinted=function(t,n,o){t.currency.equals(this.liquidityToken)||i(!1);var u,s=n.currency.sortsBefore(o.currency)?[n,o]:[o,n];if(s[0].currency.equals(this.token0)&&s[1].currency.equals(this.token1)||i(!1),r.equal(t.quotient,p))u=r.subtract(e.sqrt(r.multiply(s[0].quotient,s[1].quotient)),c);else{var a=r.divide(r.multiply(s[0].quotient,t.quotient),this.reserve0.quotient),l=r.divide(r.multiply(s[1].quotient,t.quotient),this.reserve1.quotient);u=r.lessThanOrEqual(a,l)?a:l}if(!r.greaterThan(u,p))throw new B;return e.CurrencyAmount.fromRawAmount(this.liquidityToken,u)},n.getLiquidityValue=function(t,n,o,u,s){var a;if(void 0===u&&(u=!1),this.involvesToken(t)||i(!1),n.currency.equals(this.liquidityToken)||i(!1),o.currency.equals(this.liquidityToken)||i(!1),r.lessThanOrEqual(o.quotient,n.quotient)||i(!1),u){s||i(!1);var c=r.BigInt(s);if(r.equal(c,p))a=n;else{var l=e.sqrt(r.multiply(this.reserve0.quotient,this.reserve1.quotient)),f=e.sqrt(c);if(r.greaterThan(l,f)){var h=r.multiply(n.quotient,r.subtract(l,f)),d=r.add(r.multiply(l,m),f),y=r.divide(h,d);a=n.add(e.CurrencyAmount.fromRawAmount(this.liquidityToken,y))}else a=n}}else a=n;return e.CurrencyAmount.fromRawAmount(t,r.divide(r.multiply(o.quotient,this.reserveOf(t).quotient),a.quotient))},n.derivePercentAfterSellFees=function(t){var n=this.token0.wrapped.equals(t.wrapped.currency)?this.token0.wrapped.sellFeeBps:this.token1.wrapped.sellFeeBps;return null!=n&&n.gt(o.BigNumber.from(0))?v.subtract(new e.Percent(r.BigInt(n)).divide(d)):y},n.derivePercentAfterBuyFees=function(t){var n=this.token0.wrapped.equals(t.wrapped.currency)?this.token0.wrapped.buyFeeBps:this.token1.wrapped.buyFeeBps;return null!=n&&n.gt(o.BigNumber.from(0))?v.subtract(new e.Percent(r.BigInt(n)).divide(d)):y},w(t,[{key:"token0Price",get:function(){var t=this.tokenAmounts[1].divide(this.tokenAmounts[0]);return new e.Price(this.token0,this.token1,t.denominator,t.numerator)}},{key:"token1Price",get:function(){var t=this.tokenAmounts[0].divide(this.tokenAmounts[1]);return new e.Price(this.token1,this.token0,t.denominator,t.numerator)}},{key:"chainId",get:function(){return this.token0.chainId}},{key:"token0",get:function(){return this.tokenAmounts[0].currency}},{key:"token1",get:function(){return this.tokenAmounts[1].currency}},{key:"reserve0",get:function(){return this.tokenAmounts[0]}},{key:"reserve1",get:function(){return this.tokenAmounts[1]}}]),t}(),S=function(){function t(t,e,r){this._midPrice=null,t.length>0||i(!1);var n=t[0].chainId;t.every((function(t){return t.chainId===n}))||i(!1);var o=e.wrapped;t[0].involvesToken(o)||i(!1),void 0===r||t[t.length-1].involvesToken(r.wrapped)||i(!1);for(var u,s=[o],a=E(t.entries());!(u=a()).done;){var c=u.value,p=c[1],l=s[c[0]];l.equals(p.token0)||l.equals(p.token1)||i(!1);var m=l.equals(p.token0)?p.token1:p.token0;s.push(m)}this.pairs=t,this.path=s,this.input=e,this.output=r}return w(t,[{key:"midPrice",get:function(){if(null!==this._midPrice)return this._midPrice;for(var t,r=[],n=E(this.pairs.entries());!(t=n()).done;){var o=t.value,u=o[1];r.push(this.path[o[0]].equals(u.token0)?new e.Price(u.reserve0.currency,u.reserve1.currency,u.reserve0.quotient,u.reserve1.quotient):new e.Price(u.reserve1.currency,u.reserve0.currency,u.reserve1.quotient,u.reserve0.quotient))}var i=r.slice(1).reduce((function(t,e){return t.multiply(e)}),r[0]);return this._midPrice=new e.Price(this.input,this.output,i.denominator,i.numerator)}},{key:"chainId",get:function(){return this.pairs[0].chainId}}]),t}();function j(t,e){return t.inputAmount.currency.equals(e.inputAmount.currency)||i(!1),t.outputAmount.currency.equals(e.outputAmount.currency)||i(!1),t.outputAmount.equalTo(e.outputAmount)?t.inputAmount.equalTo(e.inputAmount)?0:t.inputAmount.lessThan(e.inputAmount)?-1:1:t.outputAmount.lessThan(e.outputAmount)?1:-1}function U(t,e){var r=j(t,e);return 0!==r?r:t.priceImpact.lessThan(e.priceImpact)?-1:t.priceImpact.greaterThan(e.priceImpact)?1:t.route.path.length-e.route.path.length}var N=function(){function t(t,r,n){this.route=t,this.tradeType=n;var o=new Array(t.path.length);if(n===e.TradeType.EXACT_INPUT){r.currency.equals(t.input)||i(!1),o[0]=r.wrapped;for(var u=0;u<t.path.length-1;u++){var s=t.pairs[u].getOutputAmount(o[u]);o[u+1]=s[0]}this.inputAmount=e.CurrencyAmount.fromFractionalAmount(t.input,r.numerator,r.denominator),this.outputAmount=e.CurrencyAmount.fromFractionalAmount(t.output,o[o.length-1].numerator,o[o.length-1].denominator)}else{r.currency.equals(t.output)||i(!1),o[o.length-1]=r.wrapped;for(var a=t.path.length-1;a>0;a--){var c=t.pairs[a-1].getInputAmount(o[a]);o[a-1]=c[0]}this.inputAmount=e.CurrencyAmount.fromFractionalAmount(t.input,o[0].numerator,o[0].denominator),this.outputAmount=e.CurrencyAmount.fromFractionalAmount(t.output,r.numerator,r.denominator)}this.executionPrice=new e.Price(this.inputAmount.currency,this.outputAmount.currency,this.inputAmount.quotient,this.outputAmount.quotient),this.priceImpact=e.computePriceImpact(t.midPrice,this.inputAmount,this.outputAmount)}t.exactIn=function(r,n){return new t(r,n,e.TradeType.EXACT_INPUT)},t.exactOut=function(r,n){return new t(r,n,e.TradeType.EXACT_OUTPUT)};var r=t.prototype;return r.minimumAmountOut=function(t){if(t.lessThan(p)&&i(!1),this.tradeType===e.TradeType.EXACT_OUTPUT)return this.outputAmount;var r=new e.Fraction(l).add(t).invert().multiply(this.outputAmount.quotient).quotient;return e.CurrencyAmount.fromRawAmount(this.outputAmount.currency,r)},r.maximumAmountIn=function(t){if(t.lessThan(p)&&i(!1),this.tradeType===e.TradeType.EXACT_INPUT)return this.inputAmount;var r=new e.Fraction(l).add(t).multiply(this.inputAmount.quotient).quotient;return e.CurrencyAmount.fromRawAmount(this.inputAmount.currency,r)},t.bestTradeExactIn=function(r,n,o,u,s,a,c){var l=void 0===u?{}:u,m=l.maxNumResults,f=void 0===m?3:m,h=l.maxHops,d=void 0===h?3:h;void 0===s&&(s=[]),void 0===a&&(a=n),void 0===c&&(c=[]),r.length>0||i(!1),d>0||i(!1),n===a||s.length>0||i(!1);for(var y=a.wrapped,v=o.wrapped,A=0;A<r.length;A++){var T=r[A];if((T.token0.equals(y.currency)||T.token1.equals(y.currency))&&!T.reserve0.equalTo(p)&&!T.reserve1.equalTo(p)){var q=void 0;try{q=T.getOutputAmount(y)[0]}catch(t){if(t.isInsufficientInputAmountError)continue;throw t}if(q.currency.equals(v))e.sortedInsert(c,new t(new S([].concat(s,[T]),n.currency,o),n,e.TradeType.EXACT_INPUT),f,U);else if(d>1&&r.length>1){var k=r.slice(0,A).concat(r.slice(A+1,r.length));t.bestTradeExactIn(k,n,o,{maxNumResults:f,maxHops:d-1},[].concat(s,[T]),q,c)}}}return c},r.worstExecutionPrice=function(t){return new e.Price(this.inputAmount.currency,this.outputAmount.currency,this.maximumAmountIn(t).quotient,this.minimumAmountOut(t).quotient)},t.bestTradeExactOut=function(r,n,o,u,s,a,c){var l=void 0===u?{}:u,m=l.maxNumResults,f=void 0===m?3:m,h=l.maxHops,d=void 0===h?3:h;void 0===s&&(s=[]),void 0===a&&(a=o),void 0===c&&(c=[]),r.length>0||i(!1),d>0||i(!1),o===a||s.length>0||i(!1);for(var y=a.wrapped,v=n.wrapped,A=0;A<r.length;A++){var T=r[A];if((T.token0.equals(y.currency)||T.token1.equals(y.currency))&&!T.reserve0.equalTo(p)&&!T.reserve1.equalTo(p)){var q=void 0;try{q=T.getInputAmount(y)[0]}catch(t){if(t.isInsufficientReservesError)continue;throw t}if(q.currency.equals(v))e.sortedInsert(c,new t(new S([T].concat(s),n,o.currency),o,e.TradeType.EXACT_OUTPUT),f,U);else if(d>1&&r.length>1){var k=r.slice(0,A).concat(r.slice(A+1,r.length));t.bestTradeExactOut(k,n,o,{maxNumResults:f,maxHops:d-1},[T].concat(s),q,c)}}}return c},t}();function H(t){return"0x"+t.quotient.toString(16)}var M=function(){function t(){}return t.swapCallParameters=function(t,r){var n=t.inputAmount.currency.isNative,o=t.outputAmount.currency.isNative;n&&o&&i(!1),!("ttl"in r)||r.ttl>0||i(!1);var u,s,a,c=e.validateAndParseAddress(r.recipient),p=H(t.maximumAmountIn(r.allowedSlippage)),l=H(t.minimumAmountOut(r.allowedSlippage)),m=t.route.path.map((function(t){return t.address})),f="ttl"in r?"0x"+(Math.floor((new Date).getTime()/1e3)+r.ttl).toString(16):"0x"+r.deadline.toString(16),h=Boolean(r.feeOnTransfer);switch(t.tradeType){case e.TradeType.EXACT_INPUT:n?(u=h?"swapExactETHForTokensSupportingFeeOnTransferTokens":"swapExactETHForTokens",s=[l,m,c,f],a=p):o?(u=h?"swapExactTokensForETHSupportingFeeOnTransferTokens":"swapExactTokensForETH",s=[p,l,m,c,f],a="0x0"):(u=h?"swapExactTokensForTokensSupportingFeeOnTransferTokens":"swapExactTokensForTokens",s=[p,l,m,c,f],a="0x0");break;case e.TradeType.EXACT_OUTPUT:h&&i(!1),n?(u="swapETHForExactTokens",s=[l,m,c,f],a=p):o?(u="swapTokensForExactETH",s=[l,p,m,c,f],a="0x0"):(u="swapTokensForExactTokens",s=[l,p,m,c,f],a="0x0")}return{methodName:u,args:s,value:a}},t}();exports.FACTORY_ADDRESS_MAP=s,exports.INIT_CODE_HASH=a,exports.InsufficientInputAmountError=B,exports.InsufficientReservesError=F,exports.MINIMUM_LIQUIDITY=c,exports.Pair=R,exports.Route=S,exports.Router=M,exports.Trade=N,exports.computePairAddress=_,exports.inputOutputComparator=j,exports.tradeComparator=U;
//# sourceMappingURL=v2-sdk.cjs.production.min.js.map

392

dist/v2-sdk.esm.js

@@ -11,8 +11,7 @@ import { V2_FACTORY_ADDRESSES, Percent, CurrencyAmount, sqrt, Token, Price, TradeType, Fraction, computePriceImpact, sortedInsert, validateAndParseAddress } from '@uniswap/sdk-core';

*/
var FACTORY_ADDRESS = '0x5C69bEe701ef814a2B6a3EDD4B1652CB9cc5aA6f';
var FACTORY_ADDRESS_MAP = V2_FACTORY_ADDRESSES;
var INIT_CODE_HASH = '0x96e8ac4277198ff8b6f785478aa9a39f403cb768dd02cbee326c3e7da348845f';
var MINIMUM_LIQUIDITY = /*#__PURE__*/JSBI.BigInt(1000); // exports for internal consumption
var MINIMUM_LIQUIDITY = /*#__PURE__*/JSBI.BigInt(1000);
// exports for internal consumption
var ZERO = /*#__PURE__*/JSBI.BigInt(0);

@@ -27,2 +26,31 @@ var ONE = /*#__PURE__*/JSBI.BigInt(1);

function _construct(t, e, r) {
if (_isNativeReflectConstruct()) return Reflect.construct.apply(null, arguments);
var o = [null];
o.push.apply(o, e);
var p = new (t.bind.apply(t, o))();
return r && _setPrototypeOf(p, r.prototype), p;
}
function _isNativeReflectConstruct() {
try {
var t = !Boolean.prototype.valueOf.call(Reflect.construct(Boolean, [], function () {}));
} catch (t) {}
return (_isNativeReflectConstruct = function () {
return !!t;
})();
}
function _toPrimitive(t, r) {
if ("object" != typeof t || !t) return t;
var e = t[Symbol.toPrimitive];
if (void 0 !== e) {
var i = e.call(t, r || "default");
if ("object" != typeof i) return i;
throw new TypeError("@@toPrimitive must return a primitive value.");
}
return ("string" === r ? String : Number)(t);
}
function _toPropertyKey(t) {
var i = _toPrimitive(t, "string");
return "symbol" == typeof i ? i : String(i);
}
function _defineProperties(target, props) {

@@ -34,20 +62,20 @@ for (var i = 0; i < props.length; i++) {

if ("value" in descriptor) descriptor.writable = true;
Object.defineProperty(target, descriptor.key, descriptor);
Object.defineProperty(target, _toPropertyKey(descriptor.key), descriptor);
}
}
function _createClass(Constructor, protoProps, staticProps) {
if (protoProps) _defineProperties(Constructor.prototype, protoProps);
if (staticProps) _defineProperties(Constructor, staticProps);
Object.defineProperty(Constructor, "prototype", {
writable: false
});
return Constructor;
}
function _inheritsLoose(subClass, superClass) {
subClass.prototype = Object.create(superClass.prototype);
subClass.prototype.constructor = subClass;
subClass.__proto__ = superClass;
_setPrototypeOf(subClass, superClass);
}
function _getPrototypeOf(o) {
_getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf : function _getPrototypeOf(o) {
_getPrototypeOf = Object.setPrototypeOf ? Object.getPrototypeOf.bind() : function _getPrototypeOf(o) {
return o.__proto__ || Object.getPrototypeOf(o);

@@ -57,66 +85,30 @@ };

}
function _setPrototypeOf(o, p) {
_setPrototypeOf = Object.setPrototypeOf || function _setPrototypeOf(o, p) {
_setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) {
o.__proto__ = p;
return o;
};
return _setPrototypeOf(o, p);
}
function _isNativeReflectConstruct() {
if (typeof Reflect === "undefined" || !Reflect.construct) return false;
if (Reflect.construct.sham) return false;
if (typeof Proxy === "function") return true;
function _isNativeFunction(fn) {
try {
Date.prototype.toString.call(Reflect.construct(Date, [], function () {}));
return true;
return Function.toString.call(fn).indexOf("[native code]") !== -1;
} catch (e) {
return false;
return typeof fn === "function";
}
}
function _construct(Parent, args, Class) {
if (_isNativeReflectConstruct()) {
_construct = Reflect.construct;
} else {
_construct = function _construct(Parent, args, Class) {
var a = [null];
a.push.apply(a, args);
var Constructor = Function.bind.apply(Parent, a);
var instance = new Constructor();
if (Class) _setPrototypeOf(instance, Class.prototype);
return instance;
};
}
return _construct.apply(null, arguments);
}
function _isNativeFunction(fn) {
return Function.toString.call(fn).indexOf("[native code]") !== -1;
}
function _wrapNativeSuper(Class) {
var _cache = typeof Map === "function" ? new Map() : undefined;
_wrapNativeSuper = function _wrapNativeSuper(Class) {
if (Class === null || !_isNativeFunction(Class)) return Class;
if (typeof Class !== "function") {
throw new TypeError("Super expression must either be null or a function");
}
if (typeof _cache !== "undefined") {
if (_cache.has(Class)) return _cache.get(Class);
_cache.set(Class, Wrapper);
}
function Wrapper() {
return _construct(Class, arguments, _getPrototypeOf(this).constructor);
}
Wrapper.prototype = Object.create(Class.prototype, {

@@ -132,6 +124,4 @@ constructor: {

};
return _wrapNativeSuper(Class);
}
function _assertThisInitialized(self) {

@@ -141,6 +131,4 @@ if (self === void 0) {

}
return self;
}
function _unsupportedIterableToArray(o, minLen) {

@@ -154,34 +142,24 @@ if (!o) return;

}
function _arrayLikeToArray(arr, len) {
if (len == null || len > arr.length) len = arr.length;
for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i];
return arr2;
}
function _createForOfIteratorHelperLoose(o, allowArrayLike) {
var it;
if (typeof Symbol === "undefined" || o[Symbol.iterator] == null) {
if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") {
if (it) o = it;
var i = 0;
return function () {
if (i >= o.length) return {
done: true
};
return {
done: false,
value: o[i++]
};
var it = typeof Symbol !== "undefined" && o[Symbol.iterator] || o["@@iterator"];
if (it) return (it = it.call(o)).next.bind(it);
if (Array.isArray(o) || (it = _unsupportedIterableToArray(o)) || allowArrayLike && o && typeof o.length === "number") {
if (it) o = it;
var i = 0;
return function () {
if (i >= o.length) return {
done: true
};
}
throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
return {
done: false,
value: o[i++]
};
};
}
it = o[Symbol.iterator]();
return it.next.bind(it);
throw new TypeError("Invalid attempt to iterate non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}

@@ -195,9 +173,6 @@

*/
var InsufficientReservesError = /*#__PURE__*/function (_Error) {
_inheritsLoose(InsufficientReservesError, _Error);
function InsufficientReservesError() {
var _this;
_this = _Error.call(this) || this;

@@ -209,3 +184,2 @@ _this.isInsufficientReservesError = true;

}
return InsufficientReservesError;

@@ -217,9 +191,6 @@ }( /*#__PURE__*/_wrapNativeSuper(Error));

*/
var InsufficientInputAmountError = /*#__PURE__*/function (_Error2) {
_inheritsLoose(InsufficientInputAmountError, _Error2);
function InsufficientInputAmountError() {
var _this2;
_this2 = _Error2.call(this) || this;

@@ -231,3 +202,2 @@ _this2.isInsufficientInputAmountError = true;

}
return InsufficientInputAmountError;

@@ -238,10 +208,7 @@ }( /*#__PURE__*/_wrapNativeSuper(Error));

var factoryAddress = _ref.factoryAddress,
tokenA = _ref.tokenA,
tokenB = _ref.tokenB;
tokenA = _ref.tokenA,
tokenB = _ref.tokenB;
var _ref2 = tokenA.sortsBefore(tokenB) ? [tokenA, tokenB] : [tokenB, tokenA],
token0 = _ref2[0],
token1 = _ref2[1]; // does safety checks
token0 = _ref2[0],
token1 = _ref2[1]; // does safety checks
return getCreate2Address(factoryAddress, keccak256(['bytes'], [pack(['address', 'address'], [token0.address, token1.address])]), INIT_CODE_HASH);

@@ -256,6 +223,4 @@ };

}
Pair.getAddress = function getAddress(tokenA, tokenB) {
var _FACTORY_ADDRESS_MAP$;
var factoryAddress = (_FACTORY_ADDRESS_MAP$ = FACTORY_ADDRESS_MAP[tokenA.chainId]) != null ? _FACTORY_ADDRESS_MAP$ : FACTORY_ADDRESS;

@@ -271,7 +236,4 @@ return computePairAddress({

* @param token to check
*/
;
*/;
var _proto = Pair.prototype;
_proto.involvesToken = function involvesToken(token) {

@@ -282,5 +244,3 @@ return token.equals(this.token0) || token.equals(this.token1);

* Returns the current mid price of the pair in terms of token0, i.e. the ratio of reserve1 to reserve0
*/
;
*/;
/**

@@ -296,5 +256,3 @@ * Return the price of the given token in terms of the other token in the pair.

* Returns the chain ID of the tokens in the pair.
*/
;
*/;
_proto.reserveOf = function reserveOf(token) {

@@ -363,5 +321,3 @@ !this.involvesToken(token) ? process.env.NODE_ENV !== "production" ? invariant(false, 'TOKEN') : invariant(false) : void 0;

* @param calculateFotFees
*/
;
*/;
_proto.getOutputAmount = function getOutputAmount(inputAmount, calculateFotFees) {

@@ -371,9 +327,6 @@ if (calculateFotFees === void 0) {

}
!this.involvesToken(inputAmount.currency) ? process.env.NODE_ENV !== "production" ? invariant(false, 'TOKEN') : invariant(false) : void 0;
if (JSBI.equal(this.reserve0.quotient, ZERO) || JSBI.equal(this.reserve1.quotient, ZERO)) {
throw new InsufficientReservesError();
}
var inputReserve = this.reserveOf(inputAmount.currency);

@@ -389,15 +342,11 @@ var outputReserve = this.reserveOf(inputAmount.currency.equals(this.token0) ? this.token1 : this.token0);

);
if (JSBI.equal(outputAmount.quotient, ZERO)) {
throw new InsufficientInputAmountError();
}
var percentAfterBuyFees = calculateFotFees ? this.derivePercentAfterBuyFees(outputAmount) : ZERO_PERCENT;
var outputAmountAfterTax = percentAfterBuyFees.greaterThan(ZERO_PERCENT) ? CurrencyAmount.fromRawAmount(outputAmount.currency, outputAmount.multiply(percentAfterBuyFees).quotient // fraction.quotient will round down by itself, which is desired
) : outputAmount;
if (JSBI.equal(outputAmountAfterTax.quotient, ZERO)) {
throw new InsufficientInputAmountError();
}
return [outputAmountAfterTax, new Pair(inputReserve.add(inputAmountAfterTax), outputReserve.subtract(outputAmountAfterTax))];

@@ -446,5 +395,3 @@ }

* @param outputAmount
*/
;
*/;
_proto.getInputAmount = function getInputAmount(outputAmount, calculateFotFees) {

@@ -454,3 +401,2 @@ if (calculateFotFees === void 0) {

}
!this.involvesToken(outputAmount.currency) ? process.env.NODE_ENV !== "production" ? invariant(false, 'TOKEN') : invariant(false) : void 0;

@@ -460,7 +406,5 @@ var percentAfterBuyFees = calculateFotFees ? this.derivePercentAfterBuyFees(outputAmount) : ZERO_PERCENT;

) : outputAmount;
if (JSBI.equal(this.reserve0.quotient, ZERO) || JSBI.equal(this.reserve1.quotient, ZERO) || JSBI.greaterThanOrEqual(outputAmount.quotient, this.reserveOf(outputAmount.currency).quotient) || JSBI.greaterThanOrEqual(outputAmountBeforeTax.quotient, this.reserveOf(outputAmount.currency).quotient)) {
throw new InsufficientReservesError();
}
var outputReserve = this.reserveOf(outputAmount.currency);

@@ -477,3 +421,2 @@ var inputReserve = this.reserveOf(outputAmount.currency.equals(this.token0) ? this.token1 : this.token0);

};
_proto.getLiquidityMinted = function getLiquidityMinted(totalSupply, tokenAmountA, tokenAmountB) {

@@ -485,3 +428,2 @@ !totalSupply.currency.equals(this.liquidityToken) ? process.env.NODE_ENV !== "production" ? invariant(false, 'LIQUIDITY') : invariant(false) : void 0;

var liquidity;
if (JSBI.equal(totalSupply.quotient, ZERO)) {

@@ -494,10 +436,7 @@ liquidity = JSBI.subtract(sqrt(JSBI.multiply(tokenAmounts[0].quotient, tokenAmounts[1].quotient)), MINIMUM_LIQUIDITY);

}
if (!JSBI.greaterThan(liquidity, ZERO)) {
throw new InsufficientInputAmountError();
}
return CurrencyAmount.fromRawAmount(this.liquidityToken, liquidity);
};
_proto.getLiquidityValue = function getLiquidityValue(token, totalSupply, liquidity, feeOn, kLast) {

@@ -507,3 +446,2 @@ if (feeOn === void 0) {

}
!this.involvesToken(token) ? process.env.NODE_ENV !== "production" ? invariant(false, 'TOKEN') : invariant(false) : void 0;

@@ -514,3 +452,2 @@ !totalSupply.currency.equals(this.liquidityToken) ? process.env.NODE_ENV !== "production" ? invariant(false, 'TOTAL_SUPPLY') : invariant(false) : void 0;

var totalSupplyAdjusted;
if (!feeOn) {

@@ -521,7 +458,5 @@ totalSupplyAdjusted = totalSupply;

var kLastParsed = JSBI.BigInt(kLast);
if (!JSBI.equal(kLastParsed, ZERO)) {
var rootK = sqrt(JSBI.multiply(this.reserve0.quotient, this.reserve1.quotient));
var rootKLast = sqrt(kLastParsed);
if (JSBI.greaterThan(rootK, rootKLast)) {

@@ -539,9 +474,6 @@ var numerator = JSBI.multiply(totalSupply.quotient, JSBI.subtract(rootK, rootKLast));

}
return CurrencyAmount.fromRawAmount(token, JSBI.divide(JSBI.multiply(liquidity.quotient, this.reserveOf(token).quotient), totalSupplyAdjusted.quotient));
};
_proto.derivePercentAfterSellFees = function derivePercentAfterSellFees(inputAmount) {
var sellFeeBips = this.token0.wrapped.equals(inputAmount.wrapped.currency) ? this.token0.wrapped.sellFeeBps : this.token1.wrapped.sellFeeBps;
if (sellFeeBips != null && sellFeeBips.gt(BigNumber.from(0))) {

@@ -553,6 +485,4 @@ return ONE_HUNDRED_PERCENT.subtract(new Percent(JSBI.BigInt(sellFeeBips)).divide(BASIS_POINTS));

};
_proto.derivePercentAfterBuyFees = function derivePercentAfterBuyFees(outputAmount) {
var buyFeeBps = this.token0.wrapped.equals(outputAmount.wrapped.currency) ? this.token0.wrapped.buyFeeBps : this.token1.wrapped.buyFeeBps;
if (buyFeeBps != null && buyFeeBps.gt(BigNumber.from(0))) {

@@ -564,3 +494,2 @@ return ONE_HUNDRED_PERCENT.subtract(new Percent(JSBI.BigInt(buyFeeBps)).divide(BASIS_POINTS));

};
_createClass(Pair, [{

@@ -575,3 +504,2 @@ key: "token0Price",

*/
}, {

@@ -609,3 +537,2 @@ key: "token1Price",

}]);
return Pair;

@@ -626,15 +553,11 @@ }();

var path = [wrappedInput];
for (var _iterator = _createForOfIteratorHelperLoose(pairs.entries()), _step; !(_step = _iterator()).done;) {
var _step$value = _step.value,
i = _step$value[0],
pair = _step$value[1];
i = _step$value[0],
pair = _step$value[1];
var currentInput = path[i];
!(currentInput.equals(pair.token0) || currentInput.equals(pair.token1)) ? process.env.NODE_ENV !== "production" ? invariant(false, 'PATH') : invariant(false) : void 0;
var _output = currentInput.equals(pair.token0) ? pair.token1 : pair.token0;
path.push(_output);
}
this.pairs = pairs;

@@ -645,3 +568,2 @@ this.path = path;

}
_createClass(Route, [{

@@ -652,10 +574,8 @@ key: "midPrice",

var prices = [];
for (var _iterator2 = _createForOfIteratorHelperLoose(this.pairs.entries()), _step2; !(_step2 = _iterator2()).done;) {
var _step2$value = _step2.value,
i = _step2$value[0],
pair = _step2$value[1];
i = _step2$value[0],
pair = _step2$value[1];
prices.push(this.path[i].equals(pair.token0) ? new Price(pair.reserve0.currency, pair.reserve1.currency, pair.reserve0.quotient, pair.reserve1.quotient) : new Price(pair.reserve1.currency, pair.reserve0.currency, pair.reserve1.quotient, pair.reserve0.quotient));
}
var reduced = prices.slice(1).reduce(function (accumulator, currentValue) {

@@ -672,8 +592,7 @@ return accumulator.multiply(currentValue);

}]);
return Route;
}();
// comparator function that allows sorting trades by their output amounts, in decreasing order, and then input amounts
// in increasing order. i.e. the best trades have the most outputs for the least inputs and are sorted first
function inputOutputComparator(a, b) {

@@ -683,9 +602,7 @@ // must have same input and output token for comparison

!a.outputAmount.currency.equals(b.outputAmount.currency) ? process.env.NODE_ENV !== "production" ? invariant(false, 'OUTPUT_CURRENCY') : invariant(false) : void 0;
if (a.outputAmount.equalTo(b.outputAmount)) {
if (a.inputAmount.equalTo(b.inputAmount)) {
return 0;
} // trade A requires less input than trade B, so A should come first
}
// trade A requires less input than trade B, so A should come first
if (a.inputAmount.lessThan(b.inputAmount)) {

@@ -704,12 +621,10 @@ return -1;

}
} // extension of the input output comparator that also considers other dimensions of the trade in ranking them
}
// extension of the input output comparator that also considers other dimensions of the trade in ranking them
function tradeComparator(a, b) {
var ioComp = inputOutputComparator(a, b);
if (ioComp !== 0) {
return ioComp;
} // consider lowest slippage next, since these are less likely to fail
}
// consider lowest slippage next, since these are less likely to fail
if (a.priceImpact.lessThan(b.priceImpact)) {

@@ -719,5 +634,4 @@ return -1;

return 1;
} // finally consider the number of hops since each hop costs gas
}
// finally consider the number of hops since each hop costs gas
return a.route.path.length - b.route.path.length;

@@ -729,3 +643,2 @@ }

*/
var Trade = /*#__PURE__*/function () {

@@ -736,16 +649,11 @@ function Trade(route, amount, tradeType) {

var tokenAmounts = new Array(route.path.length);
if (tradeType === TradeType.EXACT_INPUT) {
!amount.currency.equals(route.input) ? process.env.NODE_ENV !== "production" ? invariant(false, 'INPUT') : invariant(false) : void 0;
tokenAmounts[0] = amount.wrapped;
for (var i = 0; i < route.path.length - 1; i++) {
var pair = route.pairs[i];
var _pair$getOutputAmount = pair.getOutputAmount(tokenAmounts[i]),
outputAmount = _pair$getOutputAmount[0];
outputAmount = _pair$getOutputAmount[0];
tokenAmounts[i + 1] = outputAmount;
}
this.inputAmount = CurrencyAmount.fromFractionalAmount(route.input, amount.numerator, amount.denominator);

@@ -756,16 +664,11 @@ this.outputAmount = CurrencyAmount.fromFractionalAmount(route.output, tokenAmounts[tokenAmounts.length - 1].numerator, tokenAmounts[tokenAmounts.length - 1].denominator);

tokenAmounts[tokenAmounts.length - 1] = amount.wrapped;
for (var _i = route.path.length - 1; _i > 0; _i--) {
var _pair = route.pairs[_i - 1];
var _pair$getInputAmount = _pair.getInputAmount(tokenAmounts[_i]),
inputAmount = _pair$getInputAmount[0];
inputAmount = _pair$getInputAmount[0];
tokenAmounts[_i - 1] = inputAmount;
}
this.inputAmount = CurrencyAmount.fromFractionalAmount(route.input, tokenAmounts[0].numerator, tokenAmounts[0].denominator);
this.outputAmount = CurrencyAmount.fromFractionalAmount(route.output, amount.numerator, amount.denominator);
}
this.executionPrice = new Price(this.inputAmount.currency, this.outputAmount.currency, this.inputAmount.quotient, this.outputAmount.quotient);

@@ -779,4 +682,2 @@ this.priceImpact = computePriceImpact(route.midPrice, this.inputAmount, this.outputAmount);

*/
Trade.exactIn = function exactIn(route, amountIn) {

@@ -789,5 +690,3 @@ return new Trade(route, amountIn, TradeType.EXACT_INPUT);

* @param amountOut the amount returned by the trade
*/
;
*/;
Trade.exactOut = function exactOut(route, amountOut) {

@@ -799,10 +698,6 @@ return new Trade(route, amountOut, TradeType.EXACT_OUTPUT);

* @param slippageTolerance tolerance of unfavorable slippage from the execution price of this trade
*/
;
*/;
var _proto = Trade.prototype;
_proto.minimumAmountOut = function minimumAmountOut(slippageTolerance) {
!!slippageTolerance.lessThan(ZERO) ? process.env.NODE_ENV !== "production" ? invariant(false, 'SLIPPAGE_TOLERANCE') : invariant(false) : void 0;
if (this.tradeType === TradeType.EXACT_OUTPUT) {

@@ -818,8 +713,5 @@ return this.outputAmount;

* @param slippageTolerance tolerance of unfavorable slippage from the execution price of this trade
*/
;
*/;
_proto.maximumAmountIn = function maximumAmountIn(slippageTolerance) {
!!slippageTolerance.lessThan(ZERO) ? process.env.NODE_ENV !== "production" ? invariant(false, 'SLIPPAGE_TOLERANCE') : invariant(false) : void 0;
if (this.tradeType === TradeType.EXACT_INPUT) {

@@ -845,25 +737,20 @@ return this.inputAmount;

* @param bestTrades used in recursion; the current list of best trades
*/
;
Trade.bestTradeExactIn = function bestTradeExactIn(pairs, currencyAmountIn, currencyOut, _temp, // used in recursion.
*/;
Trade.bestTradeExactIn = function bestTradeExactIn(pairs, currencyAmountIn, currencyOut, _temp,
// used in recursion.
currentPairs, nextAmountIn, bestTrades) {
var _ref = _temp === void 0 ? {} : _temp,
_ref$maxNumResults = _ref.maxNumResults,
maxNumResults = _ref$maxNumResults === void 0 ? 3 : _ref$maxNumResults,
_ref$maxHops = _ref.maxHops,
maxHops = _ref$maxHops === void 0 ? 3 : _ref$maxHops;
_ref$maxNumResults = _ref.maxNumResults,
maxNumResults = _ref$maxNumResults === void 0 ? 3 : _ref$maxNumResults,
_ref$maxHops = _ref.maxHops,
maxHops = _ref$maxHops === void 0 ? 3 : _ref$maxHops;
if (currentPairs === void 0) {
currentPairs = [];
}
if (nextAmountIn === void 0) {
nextAmountIn = currencyAmountIn;
}
if (bestTrades === void 0) {
bestTrades = [];
}
!(pairs.length > 0) ? process.env.NODE_ENV !== "production" ? invariant(false, 'PAIRS') : invariant(false) : void 0;

@@ -874,15 +761,11 @@ !(maxHops > 0) ? process.env.NODE_ENV !== "production" ? invariant(false, 'MAX_HOPS') : invariant(false) : void 0;

var tokenOut = currencyOut.wrapped;
for (var i = 0; i < pairs.length; i++) {
var pair = pairs[i]; // pair irrelevant
var pair = pairs[i];
// pair irrelevant
if (!pair.token0.equals(amountIn.currency) && !pair.token1.equals(amountIn.currency)) continue;
if (pair.reserve0.equalTo(ZERO) || pair.reserve1.equalTo(ZERO)) continue;
var amountOut = void 0;
try {
;
var _pair$getOutputAmount2 = pair.getOutputAmount(amountIn);
amountOut = _pair$getOutputAmount2[0];

@@ -894,12 +777,10 @@ } catch (error) {

}
throw error;
} // we have arrived at the output token, so this is the final trade of one of the paths
}
// we have arrived at the output token, so this is the final trade of one of the paths
if (amountOut.currency.equals(tokenOut)) {
sortedInsert(bestTrades, new Trade(new Route([].concat(currentPairs, [pair]), currencyAmountIn.currency, currencyOut), currencyAmountIn, TradeType.EXACT_INPUT), maxNumResults, tradeComparator);
} else if (maxHops > 1 && pairs.length > 1) {
var pairsExcludingThisPair = pairs.slice(0, i).concat(pairs.slice(i + 1, pairs.length)); // otherwise, consider all the other paths that lead from this token as long as we have not exceeded maxHops
var pairsExcludingThisPair = pairs.slice(0, i).concat(pairs.slice(i + 1, pairs.length));
// otherwise, consider all the other paths that lead from this token as long as we have not exceeded maxHops
Trade.bestTradeExactIn(pairsExcludingThisPair, currencyAmountIn, currencyOut, {

@@ -911,3 +792,2 @@ maxNumResults: maxNumResults,

}
return bestTrades;

@@ -918,5 +798,3 @@ }

* @param slippageTolerance the allowed tolerated slippage
*/
;
*/;
_proto.worstExecutionPrice = function worstExecutionPrice(slippageTolerance) {

@@ -939,25 +817,20 @@ return new Price(this.inputAmount.currency, this.outputAmount.currency, this.maximumAmountIn(slippageTolerance).quotient, this.minimumAmountOut(slippageTolerance).quotient);

* @param bestTrades used in recursion; the current list of best trades
*/
;
Trade.bestTradeExactOut = function bestTradeExactOut(pairs, currencyIn, currencyAmountOut, _temp2, // used in recursion.
*/;
Trade.bestTradeExactOut = function bestTradeExactOut(pairs, currencyIn, currencyAmountOut, _temp2,
// used in recursion.
currentPairs, nextAmountOut, bestTrades) {
var _ref2 = _temp2 === void 0 ? {} : _temp2,
_ref2$maxNumResults = _ref2.maxNumResults,
maxNumResults = _ref2$maxNumResults === void 0 ? 3 : _ref2$maxNumResults,
_ref2$maxHops = _ref2.maxHops,
maxHops = _ref2$maxHops === void 0 ? 3 : _ref2$maxHops;
_ref2$maxNumResults = _ref2.maxNumResults,
maxNumResults = _ref2$maxNumResults === void 0 ? 3 : _ref2$maxNumResults,
_ref2$maxHops = _ref2.maxHops,
maxHops = _ref2$maxHops === void 0 ? 3 : _ref2$maxHops;
if (currentPairs === void 0) {
currentPairs = [];
}
if (nextAmountOut === void 0) {
nextAmountOut = currencyAmountOut;
}
if (bestTrades === void 0) {
bestTrades = [];
}
!(pairs.length > 0) ? process.env.NODE_ENV !== "production" ? invariant(false, 'PAIRS') : invariant(false) : void 0;

@@ -968,15 +841,11 @@ !(maxHops > 0) ? process.env.NODE_ENV !== "production" ? invariant(false, 'MAX_HOPS') : invariant(false) : void 0;

var tokenIn = currencyIn.wrapped;
for (var i = 0; i < pairs.length; i++) {
var pair = pairs[i]; // pair irrelevant
var pair = pairs[i];
// pair irrelevant
if (!pair.token0.equals(amountOut.currency) && !pair.token1.equals(amountOut.currency)) continue;
if (pair.reserve0.equalTo(ZERO) || pair.reserve1.equalTo(ZERO)) continue;
var amountIn = void 0;
try {
;
var _pair$getInputAmount2 = pair.getInputAmount(amountOut);
amountIn = _pair$getInputAmount2[0];

@@ -988,12 +857,10 @@ } catch (error) {

}
throw error;
} // we have arrived at the input token, so this is the first trade of one of the paths
}
// we have arrived at the input token, so this is the first trade of one of the paths
if (amountIn.currency.equals(tokenIn)) {
sortedInsert(bestTrades, new Trade(new Route([pair].concat(currentPairs), currencyIn, currencyAmountOut.currency), currencyAmountOut, TradeType.EXACT_OUTPUT), maxNumResults, tradeComparator);
} else if (maxHops > 1 && pairs.length > 1) {
var pairsExcludingThisPair = pairs.slice(0, i).concat(pairs.slice(i + 1, pairs.length)); // otherwise, consider all the other paths that arrive at this token as long as we have not exceeded maxHops
var pairsExcludingThisPair = pairs.slice(0, i).concat(pairs.slice(i + 1, pairs.length));
// otherwise, consider all the other paths that arrive at this token as long as we have not exceeded maxHops
Trade.bestTradeExactOut(pairsExcludingThisPair, currencyIn, currencyAmountOut, {

@@ -1005,6 +872,4 @@ maxNumResults: maxNumResults,

}
return bestTrades;
};
return Trade;

@@ -1016,3 +881,2 @@ }();

}
var ZERO_HEX = '0x0';

@@ -1022,3 +886,2 @@ /**

*/
var Router = /*#__PURE__*/function () {

@@ -1034,8 +897,6 @@ /**

*/
Router.swapCallParameters = function swapCallParameters(trade, options) {
var etherIn = trade.inputAmount.currency.isNative;
var etherOut = trade.outputAmount.currency.isNative; // the router does not support both ether in and out
var etherOut = trade.outputAmount.currency.isNative;
// the router does not support both ether in and out
!!(etherIn && etherOut) ? process.env.NODE_ENV !== "production" ? invariant(false, 'ETHER_IN_OUT') : invariant(false) : void 0;

@@ -1054,47 +915,41 @@ !(!('ttl' in options) || options.ttl > 0) ? process.env.NODE_ENV !== "production" ? invariant(false, 'TTL') : invariant(false) : void 0;

var value;
switch (trade.tradeType) {
case TradeType.EXACT_INPUT:
if (etherIn) {
methodName = useFeeOnTransfer ? 'swapExactETHForTokensSupportingFeeOnTransferTokens' : 'swapExactETHForTokens'; // (uint amountOutMin, address[] calldata path, address to, uint deadline)
methodName = useFeeOnTransfer ? 'swapExactETHForTokensSupportingFeeOnTransferTokens' : 'swapExactETHForTokens';
// (uint amountOutMin, address[] calldata path, address to, uint deadline)
args = [amountOut, path, to, deadline];
value = amountIn;
} else if (etherOut) {
methodName = useFeeOnTransfer ? 'swapExactTokensForETHSupportingFeeOnTransferTokens' : 'swapExactTokensForETH'; // (uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
methodName = useFeeOnTransfer ? 'swapExactTokensForETHSupportingFeeOnTransferTokens' : 'swapExactTokensForETH';
// (uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
args = [amountIn, amountOut, path, to, deadline];
value = ZERO_HEX;
} else {
methodName = useFeeOnTransfer ? 'swapExactTokensForTokensSupportingFeeOnTransferTokens' : 'swapExactTokensForTokens'; // (uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
methodName = useFeeOnTransfer ? 'swapExactTokensForTokensSupportingFeeOnTransferTokens' : 'swapExactTokensForTokens';
// (uint amountIn, uint amountOutMin, address[] calldata path, address to, uint deadline)
args = [amountIn, amountOut, path, to, deadline];
value = ZERO_HEX;
}
break;
case TradeType.EXACT_OUTPUT:
!!useFeeOnTransfer ? process.env.NODE_ENV !== "production" ? invariant(false, 'EXACT_OUT_FOT') : invariant(false) : void 0;
if (etherIn) {
methodName = 'swapETHForExactTokens'; // (uint amountOut, address[] calldata path, address to, uint deadline)
methodName = 'swapETHForExactTokens';
// (uint amountOut, address[] calldata path, address to, uint deadline)
args = [amountOut, path, to, deadline];
value = amountIn;
} else if (etherOut) {
methodName = 'swapTokensForExactETH'; // (uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
methodName = 'swapTokensForExactETH';
// (uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
args = [amountOut, amountIn, path, to, deadline];
value = ZERO_HEX;
} else {
methodName = 'swapTokensForExactTokens'; // (uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
methodName = 'swapTokensForExactTokens';
// (uint amountOut, uint amountInMax, address[] calldata path, address to, uint deadline)
args = [amountOut, amountIn, path, to, deadline];
value = ZERO_HEX;
}
break;
}
return {

@@ -1106,3 +961,2 @@ methodName: methodName,

};
return Router;

@@ -1109,0 +963,0 @@ }();

71

package.json
{
"name": "@uniswap/v2-sdk",
"description": "🛠 An SDK for building applications on top of Uniswap V2",
"repository": "https://github.com/Uniswap/sdks.git",
"keywords": [
"uniswap",
"ethereum"
],
"license": "MIT",
"version": "4.3.0",
"description": "🛠 An SDK for building applications on top of Uniswap V2",
"main": "dist/index.js",
"typings": "dist/index.d.ts",
"module": "dist/v2-sdk.esm.js",
"files": [
"dist"
],
"repository": "https://github.com/Uniswap/uniswap-v2-sdk.git",
"keywords": [
"uniswap",
"ethereum"
],
"module": "dist/v2-sdk.esm.js",
"engines": {
"node": ">=10"
},
"scripts": {
"lint": "tsdx lint src test",
"build": "tsdx build",
"lint": "tsdx lint src",
"release": "semantic-release",
"start": "tsdx watch",
"test": "tsdx test",
"prepublishOnly": "tsdx build"
"test": "tsdx test"
},
"dependencies": {
"@ethersproject/address": "^5.0.0",
"@ethersproject/solidity": "^5.0.0",
"@ethersproject/address": "^5.0.2",
"@ethersproject/solidity": "^5.0.9",
"@uniswap/sdk-core": "^4.2.0",

@@ -35,7 +37,5 @@ "tiny-invariant": "^1.1.0",

"@uniswap/v2-core": "^1.0.1",
"eslint-config-react-app": "7.0.1",
"tsdx": "^0.14.1"
},
"engines": {
"node": ">=10"
},
"prettier": {

@@ -45,3 +45,40 @@ "printWidth": 120,

"singleQuote": true
}
},
"publishConfig": {
"access": "public"
},
"release": {
"extends": "semantic-release-monorepo",
"branches": [
{
"name": "main",
"prerelease": false
},
{
"name": "beta",
"prerelease": true
}
],
"plugins": [
[
"@semantic-release/commit-analyzer",
{
"preset": "angular",
"releaseRules": "../../publishing/release-rules.cjs"
}
],
"@semantic-release/release-notes-generator",
"@semantic-release/npm",
"@semantic-release/github",
[
"@semantic-release/exec",
{
"successCmd": "git restore yarn.lock && yarn",
"failCmd": "git restore yarn.lock && yarn",
"execCwd": "../.."
}
]
]
},
"version": "4.3.1-beta.1"
}

3

README.md
# Uniswap V2 SDK
[![Unit Tests](https://github.com/Uniswap/uniswap-v2-sdk/workflows/Unit%20Tests/badge.svg)](https://github.com/Uniswap/uniswap-v2-sdk/actions?query=workflow%3A%22Unit+Tests%22)
[![Lint](https://github.com/Uniswap/uniswap-v2-sdk/workflows/Lint/badge.svg)](https://github.com/Uniswap/uniswap-v2-sdk/actions?query=workflow%3ALint)
[![code style: prettier](https://img.shields.io/badge/code_style-prettier-ff69b4.svg?style=flat-square)](https://github.com/prettier/prettier)
[![npm version](https://img.shields.io/npm/v/@uniswap/v2-sdk/latest.svg)](https://www.npmjs.com/package/@uniswap/v2-sdk/v/latest)

@@ -7,0 +4,0 @@ [![npm bundle size (scoped version)](https://img.shields.io/bundlephobia/minzip/@uniswap/v2-sdk/latest.svg)](https://bundlephobia.com/result?p=@uniswap/v2-sdk@latest)

dist/v2-sdk.cjs.development.js.map

Sorry, the diff of this file is not supported yet

dist/v2-sdk.cjs.production.min.js.map

Sorry, the diff of this file is not supported yet

dist/v2-sdk.esm.js.map

Sorry, the diff of this file is not supported yet

SocketSocket SOC 2 Logo

Product

  • Package Alerts
  • Integrations
  • Docs
  • Pricing
  • FAQ
  • Roadmap
  • Changelog

About

Packages

npm

Go

Maven

PyPI

Rubygems

Stay in touch

Get open source security insights delivered straight into your inbox.

  • Terms
  • Privacy
  • Security

Made with ⚡️ by Socket Inc