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author | Hsuan Lee <boczeratul@gmail.com> | 2019-03-06 17:46:50 +0800 |
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committer | Hsuan Lee <boczeratul@gmail.com> | 2019-03-06 17:46:50 +0800 |
commit | 35703539d0f2b4ddb3b11d0de8c9634af59ab71f (patch) | |
tree | ae3731221dbbb3a6fa40060a8d916cfd3f738289 /packages/pipeline/src/parsers/utils.ts | |
parent | 92a1fde5b1ecd81b07cdb5bf0c9c1cd3544799db (diff) | |
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Deploy @dexon-foundation/0x.jsstable
Diffstat (limited to 'packages/pipeline/src/parsers/utils.ts')
-rw-r--r-- | packages/pipeline/src/parsers/utils.ts | 28 |
1 files changed, 0 insertions, 28 deletions
diff --git a/packages/pipeline/src/parsers/utils.ts b/packages/pipeline/src/parsers/utils.ts deleted file mode 100644 index 860729e9f..000000000 --- a/packages/pipeline/src/parsers/utils.ts +++ /dev/null @@ -1,28 +0,0 @@ -import { BigNumber } from '@0x/utils'; - -export interface GenericRawOrder { - price: string; - amount: string; -} - -/** - * Aggregates individual orders by price point. Filters zero amount orders. - * @param rawOrders An array of objects that have price and amount information. - */ -export function aggregateOrders(rawOrders: GenericRawOrder[]): Array<[string, BigNumber]> { - const aggregatedOrders = new Map<string, BigNumber>(); - rawOrders.forEach(order => { - const amount = new BigNumber(order.amount); - if (amount.isZero()) { - return; - } - // Use string instead of BigNum to aggregate by value instead of variable. - // Convert to BigNumber first to consolidate different string - // representations of the same number. Eg. '0.0' and '0.00'. - const price = new BigNumber(order.price).toString(); - - const existingAmount = aggregatedOrders.get(price) || new BigNumber(0); - aggregatedOrders.set(price, amount.plus(existingAmount)); - }); - return Array.from(aggregatedOrders.entries()); -} |