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feat: Balancer V2 integration (#206)

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* 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>
This commit is contained in:
Xianny
2021-05-05 02:01:28 -07:00
committed by GitHub
parent a2643674ca
commit f9a794af93
37 changed files with 933 additions and 748 deletions
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2
packages/asset-swapper/test/artifacts.ts
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@@ -8,6 +8,7 @@ import { ContractArtifact } from 'ethereum-types';
import * as ApproximateBuys from '../test/generated-artifacts/ApproximateBuys.json';
import * as BalanceChecker from '../test/generated-artifacts/BalanceChecker.json';
import * as BalancerSampler from '../test/generated-artifacts/BalancerSampler.json';
import * as BalancerV2Sampler from '../test/generated-artifacts/BalancerV2Sampler.json';
import * as BancorSampler from '../test/generated-artifacts/BancorSampler.json';
import * as CurveSampler from '../test/generated-artifacts/CurveSampler.json';
import * as DODOSampler from '../test/generated-artifacts/DODOSampler.json';
@@ -48,6 +49,7 @@ export const artifacts = {
ApproximateBuys: ApproximateBuys as ContractArtifact,
BalanceChecker: BalanceChecker as ContractArtifact,
BalancerSampler: BalancerSampler as ContractArtifact,
BalancerV2Sampler: BalancerV2Sampler as ContractArtifact,
BancorSampler: BancorSampler as ContractArtifact,
CurveSampler: CurveSampler as ContractArtifact,
DODOSampler: DODOSampler as ContractArtifact,