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3 Commits

Author SHA1 Message Date
Lawrence Forman
0f1c15a6ca
Asset-Swapper: Incorporate fees into fill path optimization (#2481) 
* `@0x/asset-swapper`: Incorporate fees into fill optimization.

* `@0x/asset-swapper`: Address review comments.

* `@0x/asset-swapper`: Rebase and update tests for curve.

* `@0x/asset-swapper`: Bring back a form of native order pruning.
`@0x/asset-swapper`: Bring back dust thresholds.
`@0x/asset-swapper`: Avoid calling `getMedianSellRate()` if output token is ETH.

* Update devdoc for `fees` option

Co-authored-by: Lawrence Forman <me@merklejerk.com>
 2020-02-25 14:47:33 +11:00
Lawrence Forman
0571a96cea
Fix asset-swapper bugs and misc improvements. (#2406) 
* `@0x/contracts-erc20-bridge-sampler`: Add gas limits to external quote calls.
`@0x/contract-addresses`: Point `erc20BridgeSampler` to new version.

* `@0x/asset-swapper`: Ignore zero sample results from the sampler contract.
`@0x/asset-swapper`: Allow skipping Uniswap when dealing with low precision amounts with `minUniswapDecimals` option.
`@0x/asset-swapper`: Increase default `runLimit` from `1024` to `4096`.
`@0x/asset-swapper`: Increase default `numSamples` from `8` to `10`
`@0x/asset-swapper`: Fix ordering of optimized orders.
`@0x/asset-swapper`: Fix best and worst quotes being reversed sometimes.
`@0x/asset-swapper`: Fix rounding of quoted asset amounts.

* `@0x/contracts-utils`: Add kovan addresses to `DeploymentConstants`.
`@0x/contract-addresses`: Add kovan `ERC20BridgeSampler` address.

* `@0x/asset-swapper`: Change default `minUniswapDecimals` option from 8 to 7.

* `@0x/contracts-erc20-bridge-sampler`: Fix changelog.

* `@0x/asset-swapper`: Revert uniswap decimals fix.

* `@0x/asset-swapper`: Undo bridge slippage when computing best case quote.

* `@0x/asset-swapper`: Take asset data from input orders instead of output orders in quote result calculation.

* `@0x/asset-swapper`: Move `SAMPLER_CONTRACT_GAS_LIMIT` constant to `market_operation_utils/constants`.

* Compare equivalent asset data

* Fix redundant zero check

* Update CHANGELOG

* Set fee amount in fillable amounts test

Co-authored-by: Jacob Evans <dekz@dekz.net>
 2020-01-03 23:21:39 -05:00
Lawrence Forman
994908549d Asset-swapper aggregator utils (#2353) 
* `@0x/asset-swapper`: Add ERC20Bridge aggregator library.

* `@0x/asset-swapper`: Finish off `aggregate.ts`.

* `@0x/types`: Add `OrderWithoutDomain` type.

* `@0x/asset-swapper`: Add testing infra for sampler/aggregator.

* `@0x/types`: Add `SignedOrderWithoutDomain` type.

* `@0x/asset-swapper`: Update aggregator to take and return orders with signatures.

* `@0x/asset-swapper`: Fix broken aggregator tests.

* `@0x/asset-swapper`: Pass the sampler contract into aggregator entry points.

* `@0x/contract-artifacts`: Add `IERC20BridgeSampler` artifact.

* `@0x/contract-wrappers`: Add `IERC20BridgeSampler` wrapper.

* `@0x/asset-swapper`: Address review comments.

* fixed testing

* refactored aggregate.ts and embeded into asset-swapper

* added adjusted rates for taker and maker fees

* remove PrunedSignedOrders

* updated contract-addresses and addressed some other todos

* streamlined logic

* patched in lawrences changes

* renamed aggregator utils and removed market_utils.ts

* added ack heartbeats

* fixed bug

* patches

* added dummy order things

* Dummy with valid sig

* Tweak gas price calculation to wei

* added test coverage and fixed bugs

* fixed migrations

* Fix CHANGELOGs and types export

* Deploy latest ERC20BridgeSampler on Mainnet

* `@0x/types` Revert CHANGELOG.

* `@0x/asset-swapper`: Address review comments.
`@0x/contract-addresses`: Make kyber lowercase.

* made protocol fee multiplier async

* `@0x/asset-swapper: Fix build errors and do some code cleanup.

* use assetDataUtils where possible
 2019-12-16 12:35:58 -08:00