diff options
| -rw-r--r-- | packages/asset-buyer/CHANGELOG.json | 10 | ||||
| -rw-r--r-- | packages/asset-buyer/src/asset_buyer.ts | 33 | ||||
| -rw-r--r-- | packages/asset-buyer/src/utils/buy_quote_calculator.ts | 2 |
3 files changed, 32 insertions, 13 deletions
diff --git a/packages/asset-buyer/CHANGELOG.json b/packages/asset-buyer/CHANGELOG.json index 6ba2a0fd9..0d71bb84d 100644 --- a/packages/asset-buyer/CHANGELOG.json +++ b/packages/asset-buyer/CHANGELOG.json @@ -14,6 +14,16 @@ { "note": "No longer require that provided orders all have the same maker and taker asset data", "pr": 1197 + }, + { + "note": + "Fix bug where `BuyQuoteInfo` objects could return `totalEthAmount` and `feeEthAmount` that were not whole numbers", + "pr": 1207 + }, + { + "note": + "Fix bug where default values for `AssetBuyer` public facing methods could get overriden by `undefined` values", + "pr": 1207 } ] }, diff --git a/packages/asset-buyer/src/asset_buyer.ts b/packages/asset-buyer/src/asset_buyer.ts index 49743404f..934410c55 100644 --- a/packages/asset-buyer/src/asset_buyer.ts +++ b/packages/asset-buyer/src/asset_buyer.ts @@ -90,10 +90,11 @@ export class AssetBuyer { * @return An instance of AssetBuyer */ constructor(provider: Provider, orderProvider: OrderProvider, options: Partial<AssetBuyerOpts> = {}) { - const { networkId, orderRefreshIntervalMs, expiryBufferSeconds } = { - ...constants.DEFAULT_ASSET_BUYER_OPTS, - ...options, - }; + const { networkId, orderRefreshIntervalMs, expiryBufferSeconds } = _.merge( + {}, + constants.DEFAULT_ASSET_BUYER_OPTS, + options, + ); assert.isWeb3Provider('provider', provider); assert.isValidOrderProvider('orderProvider', orderProvider); assert.isNumber('networkId', networkId); @@ -122,10 +123,11 @@ export class AssetBuyer { assetBuyAmount: BigNumber, options: Partial<BuyQuoteRequestOpts> = {}, ): Promise<BuyQuote> { - const { feePercentage, shouldForceOrderRefresh, slippagePercentage } = { - ...constants.DEFAULT_BUY_QUOTE_REQUEST_OPTS, - ...options, - }; + const { feePercentage, shouldForceOrderRefresh, slippagePercentage } = _.merge( + {}, + constants.DEFAULT_BUY_QUOTE_REQUEST_OPTS, + options, + ); assert.isString('assetData', assetData); assert.isBigNumber('assetBuyAmount', assetBuyAmount); assert.isValidPercentage('feePercentage', feePercentage); @@ -186,10 +188,11 @@ export class AssetBuyer { buyQuote: BuyQuote, options: Partial<BuyQuoteExecutionOpts> = {}, ): Promise<string> { - const { ethAmount, takerAddress, feeRecipient, gasLimit, gasPrice } = { - ...constants.DEFAULT_BUY_QUOTE_EXECUTION_OPTS, - ...options, - }; + const { ethAmount, takerAddress, feeRecipient, gasLimit, gasPrice } = _.merge( + {}, + constants.DEFAULT_BUY_QUOTE_EXECUTION_OPTS, + options, + ); assert.isValidBuyQuote('buyQuote', buyQuote); if (!_.isUndefined(ethAmount)) { assert.isBigNumber('ethAmount', ethAmount); @@ -198,6 +201,12 @@ export class AssetBuyer { assert.isETHAddressHex('takerAddress', takerAddress); } assert.isETHAddressHex('feeRecipient', feeRecipient); + if (!_.isUndefined(gasLimit)) { + assert.isNumber('gasLimit', gasLimit); + } + if (!_.isUndefined(gasPrice)) { + assert.isBigNumber('gasPrice', gasPrice); + } const { orders, feeOrders, feePercentage, assetBuyAmount, worstCaseQuoteInfo } = buyQuote; // if no takerAddress is provided, try to get one from the provider let finalTakerAddress; diff --git a/packages/asset-buyer/src/utils/buy_quote_calculator.ts b/packages/asset-buyer/src/utils/buy_quote_calculator.ts index f94ab3fa4..6a67ed1ed 100644 --- a/packages/asset-buyer/src/utils/buy_quote_calculator.ts +++ b/packages/asset-buyer/src/utils/buy_quote_calculator.ts @@ -119,7 +119,7 @@ function calculateQuoteInfo( ethAmountToBuyZrx = findEthAmountNeededToBuyZrx(feeOrdersAndFillableAmounts, zrxAmountToBuyAsset); } /// find the eth amount needed to buy the affiliate fee - const ethAmountToBuyAffiliateFee = ethAmountToBuyAsset.mul(feePercentage); + const ethAmountToBuyAffiliateFee = ethAmountToBuyAsset.mul(feePercentage).ceil(); const totalEthAmountWithoutAffiliateFee = ethAmountToBuyAsset.plus(ethAmountToBuyZrx); const ethAmountTotal = totalEthAmountWithoutAffiliateFee.plus(ethAmountToBuyAffiliateFee); // divide into the assetBuyAmount in order to find rate of makerAsset / WETH |