* feat: integrate Rust router with asset-swapper WIP
* fix: produce outputFees in the format the Rust router expects
* fix: correct output fee calc and only use the rust router for sells
* fix: make sure numbers sent to the rust router are integers
* hack: try to debug why rust router output is being overestimated WIP
* refactor: clean up router debugging code
* fix: don't use negative output fees for sells
* feat: try VIP sources in isolation and compare with routing all sources
* fix: adjust for FQT overhead when choosing between VIP, all sources WIP
* fix: pass gasPrice to path_optimizer for EP overhead calculations
* feat: buy support with the Rust Router WIP
* chore: WIP commit trying to get buys working
* refactor: use samples instead of fills for the Rust router
* feat: add vip handling hack to sample based routing
* fix: revert to 200 samplings for rust router when using pure samples
* refactor: remove old hacky Path based Rust code, add back feature toggle
* fix: scale both fill output and adjustedOutput my same factor as input
* feat: initial plumbing for supporting RFQ/Limit orders
* fix: incorrect bump of input amount by one base unit before routing
* fix: add fake samples for rfq/limit orders to fulfill the 3 sample req
* fix pass rfq orders in the correct format to the rust router
* chore: remove debugging logs and clean up code & comments
* fix: use published version of @0x/neon-router
* hack: scale routed amounts to account for precision loss of number/f64
* refactor: clean up code and address initial review comments
* fix: only remove trailing 0 output samples before passing to the router
* refactor: consolidate eth to output token calc into ethToOutputAmount fn
* fix: interpolate input between samples on output amount instead of price
* fix: return no path when we have no samples, add sanity asserts
* refactor: fix interpolation comment wording
* fix: remove double adjusted source route input amount
* chore: update changelog for asset-swapper
* Refactor integrator ID and add Prometheus metrics
* Update packages/asset-swapper/src/swap_quoter.ts
Co-authored-by: David Walsh <5778036+rhinodavid@users.noreply.github.com>
* Update packages/asset-swapper/src/swap_quoter.ts
Co-authored-by: David Walsh <5778036+rhinodavid@users.noreply.github.com>
* Update packages/asset-swapper/src/swap_quoter.ts
Co-authored-by: David Walsh <5778036+rhinodavid@users.noreply.github.com>
* Added documentation and fixed some minor requests
* Added more metrics
* more docs
* lint fix
* added new Integrator ID addition
* refactor tests
Co-authored-by: David Walsh <5778036+rhinodavid@users.noreply.github.com>
* fix: KyberDmm
* fix: pass buyToken to kyberDmm and require that path ends with buyToken
* Pass BigNumber down to FastABI
* Address Feedback
Co-authored-by: Kim Persson <kimpersson88@gmail.com>
* add balancer v2
* fetch balancer v2 pools from subgraph
* feat: initial stab at a Balancer V2 Sampler WIP
* feat: add sampling for buys and fix build issues WIP [untested]
* fix: BalancerV2Sampler implementation issues, works on Kovan
* chore: BalancerV2 sampling boilerplate
* fix: update Balancer V2 mainnet address
* fix: consolidate differences between the 2 working branches
* fix: use mainnet Balancer V2 subgraph
* fix: stack too deep by minimizing and inline Balancer V2 vault interface
* fix: address review comments and clean up
* fix: sampler vault interface and pools cache assuming a pool has swaps
* address more review comments
* fix: TS type issues and add a comment about deadline argument
* fix: pools_cache_tests incorrect token addresses, prettier incompat
* fix: make ERC20BridgeSampler support BalancerV2 non view sampler fns
* fix: use a struct for passing encoded bridge data for Balancer V2
* chore: add changelog entries
* fix: improve gas accuracy of gas schedule for Balancer V2 & Maker Psm
* fix: don't exclude sources with stale caches & wait for cache refresh
* rebase
* `@0x/asset-swapper`: Fix stack too deep errors in sampler
Co-authored-by: Kim Persson <kimpersson88@gmail.com>
Co-authored-by: Lawrence Forman <me@merklejerk.com>
* Cull paths which cannot improve price
* fixes and rename
* optimizations
* disable ABI optimization for sampler
* fix lint
* use fastabi
* Update to fastabi 0.0.2
* update packages
* Fix NaN case
* update to published packages
* rebased
* Update generated wrappers
* chore: Component.finance, Smoothy.finance (mainnet + BSC), Saddle.finance, Curve open pools, adjusting gas schedule, fixing Shell buys
* chore: adding a Sampler for Smoothy.finance to only use whats in the contracts reserve
* fix: Smoothy sampler, only use approx. for buys, removing y and BUSD curve pools
* add CHANGELOGs
* fix: prettier
* add: FRAX Curve open pool
* fix: prettier
* chore: adjusting gas schedule for BSC Smoothy
* ADDS basic boilerplate for PSM bridge WIP
* ADDS integrate the MakerPSM mixin and fix incorrect naming
* fix: take into account PSM fee when buying USDC from PSM
* feat: intial stab at a PSM sampler WIP
* feat: integrate MakerPsm into AS WIP
* refactor: get VAT contract address from PSM instead of passing it in
* fix: hardcode PSM Gemtoken to USDC
* fix: remove passing in authGem, get from PSM contract instead
* fix: use constant modified to avoid using storage variables
* fix: incorrect num decimals after multiplication in sampler
* fix: PSM buy sampling
* fix: use fillData to estimate gas schedule
* Rebased on latest development
* Guard and use latest Curve LiquidityProvider
* `@0x/contract-addresses`: Redeploy FQT on mainnet and ropsten
Co-authored-by: Jacob Evans <jacob@dekz.net>
Co-authored-by: Lawrence Forman <lawrence@0xproject.com>
* separated comparison price function into a new file, accounted for backup orders
* removed scratch code
* Adjusted documentation, object naming
* Refactored comparisonPrice function to use adjusted rate from optimizer, used native order fee schedule to adjust for order fees
* Small fixes to function, added unit tests
* Adjusted fee calculation for comparisonPrice function
* use available OptimalPathRate object
* fix lint error in test, separate out fee calculation
* Fixed market operation utils test, added additional checks for fee schedule
* removed unused dep, prettier
