Pull git submodules in CI

.circleci/config.yml

@@ -10,6 +10,7 @@ jobs:
         working_directory: ~/repo
         steps:
             - checkout
+            - run: git submodule update --init --recursive
             - run: echo 'export PATH=$HOME/CIRCLE_PROJECT_REPONAME/node_modules/.bin:$PATH' >> $BASH_ENV
             - run:
                   name: install-yarn

.gitignore

@@ -173,6 +173,15 @@ contracts/zero-ex/test/generated-wrappers/
 contracts/treasury/generated-wrappers/
 contracts/treasury/test/generated-wrappers/
 
+# foundry artifacts
+contracts/zero-ex/foundry-artifacts/
+
+# foundry cache 
+contracts/zero-ex/foundry-cache/
+
+# typechain wrappers
+contracts/zero-ex/typechain-wrappers/
+
 # Doc README copy
 packages/*/docs/README.md
 

.gitmodules

@@ -0,0 +1,3 @@
+[submodule "contracts/zero-ex/contracts/deps/forge-std"]
+	path = contracts/zero-ex/contracts/deps/forge-std
+	url = https://github.com/foundry-rs/forge-std

contracts/zero-ex/contracts/test/foundry/ContractTest.sol

@@ -0,0 +1,30 @@
+// SPDX-License-Identifier: Apache-2.0
+/*
+
+  Copyright 2022 ZeroEx Intl.
+
+  Licensed under the Apache License, Version 2.0 (the "License");
+  you may not use this file except in compliance with the License.
+  You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+  Unless required by applicable law or agreed to in writing, software
+  distributed under the License is distributed on an "AS IS" BASIS,
+  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+  See the License for the specific language governing permissions and
+  limitations under the License.
+
+*/
+
+pragma solidity ^0.6;
+
+import "forge-std/Test.sol";
+
+contract ContractTest is Test {
+    function setUp() public {}
+
+    function testExample() public {
+      assertTrue(true);
+    }
+}

contracts/zero-ex/foundry.toml

@@ -0,0 +1,8 @@
+[default]
+src = 'contracts/src'
+out = 'foundry-artifacts'
+test = 'contracts/test/foundry'
+libs = ["../utils/contracts/src/", "contracts/deps/"]
+remappings = ['@0x/contracts-utils/=../utils/', '@0x/contracts-erc20/=../erc20/']
+cache_path = 'foundry-cache'
+optimizer_runs = 1000000

contracts/zero-ex/package.json

@@ -38,7 +38,8 @@
         "docs:md": "ts-doc-gen --sourceDir='$PROJECT_FILES' --output=$MD_FILE_DIR --fileExtension=mdx --tsconfig=./typedoc-tsconfig.json",
         "docs:json": "typedoc --excludePrivate --excludeExternals --excludeProtected --ignoreCompilerErrors --target ES5 --tsconfig typedoc-tsconfig.json --json $JSON_FILE_PATH $PROJECT_FILES",
         "publish:private": "yarn build && gitpkg publish",
-        "rollback": "node ./lib/scripts/rollback.js"
+        "rollback": "node ./lib/scripts/rollback.js",
+        "typechain": "typechain --target=ethers-v5 --out-dir='typechain-wrappers'  './foundry-artifacts/**/*.json'"
     },
     "config": {
         "publicInterfaceContracts": "IZeroEx,ZeroEx,FullMigration,InitialMigration,IFlashWallet,IERC20Transformer,IOwnableFeature,ISimpleFunctionRegistryFeature,ITransformERC20Feature,FillQuoteTransformer,PayTakerTransformer,PositiveSlippageFeeTransformer,WethTransformer,OwnableFeature,SimpleFunctionRegistryFeature,TransformERC20Feature,AffiliateFeeTransformer,MetaTransactionsFeature,LogMetadataTransformer,BridgeAdapter,LiquidityProviderFeature,ILiquidityProviderFeature,NativeOrdersFeature,INativeOrdersFeature,FeeCollectorController,FeeCollector,CurveLiquidityProvider,BatchFillNativeOrdersFeature,IBatchFillNativeOrdersFeature,MultiplexFeature,IMultiplexFeature,OtcOrdersFeature,IOtcOrdersFeature",
@@ -65,6 +66,7 @@
         "@0x/sol-compiler": "^4.8.1",
         "@0x/ts-doc-gen": "^0.0.28",
         "@0x/tslint-config": "^4.1.4",
+        "@typechain/ethers-v5": "^10.0.0",
         "@types/isomorphic-fetch": "^0.0.35",
         "@types/lodash": "4.14.104",
         "@types/mocha": "^5.2.7",
@@ -78,6 +80,7 @@
         "solhint": "^1.4.1",
         "truffle": "^5.0.32",
         "tslint": "5.11.0",
+        "typechain": "^8.0.0",
         "typedoc": "~0.16.11",
         "typescript": "4.6.3"
     },

yarn.lock

@@ -2683,6 +2683,14 @@
   dependencies:
     defer-to-connect "^1.0.1"
 
+"@typechain/ethers-v5@^10.0.0":
+  version "10.0.0"
+  resolved "https://registry.yarnpkg.com/@typechain/ethers-v5/-/ethers-v5-10.0.0.tgz#1b6e292d2ed9afb0d2f7a4674cc199bb95bad714"
+  integrity sha512-Kot7fwAqnH96ZbI8xrRgj5Kpv9yCEdjo7mxRqrH7bYpEgijT5MmuOo8IVsdhOu7Uog4ONg7k/d5UdbAtTKUgsA==
+  dependencies:
+    lodash "^4.17.15"
+    ts-essentials "^7.0.1"
+
 "@types/bn.js@^4.11.0", "@types/bn.js@^4.11.3", "@types/bn.js@^4.11.4", "@types/bn.js@^4.11.5":
   version "4.11.6"
   resolved "https://registry.yarnpkg.com/@types/bn.js/-/bn.js-4.11.6.tgz#c306c70d9358aaea33cd4eda092a742b9505967c"
@@ -2827,6 +2835,11 @@
   dependencies:
     "@types/node" "*"
 
+"@types/prettier@^2.1.1":
+  version "2.6.1"
+  resolved "https://registry.yarnpkg.com/@types/prettier/-/prettier-2.6.1.tgz#76e72d8a775eef7ce649c63c8acae1a0824bbaed"
+  integrity sha512-XFjFHmaLVifrAKaZ+EKghFHtHSUonyw8P2Qmy2/+osBnrKbH9UYtlK10zg8/kCt47MFilll/DEDKy3DHfJ0URw==
+
 "@types/prompts@^2.0.9":
   version "2.0.9"
   resolved "https://registry.yarnpkg.com/@types/prompts/-/prompts-2.0.9.tgz#19f419310eaa224a520476b19d4183f6a2b3bd8f"
@@ -2934,7 +2947,7 @@ abstract-leveldown@3.0.0:
   dependencies:
     xtend "~4.0.0"
 
-abstract-leveldown@^2.4.1:
+abstract-leveldown@^2.4.1, abstract-leveldown@~2.7.1:
   version "2.7.2"
   resolved "https://registry.yarnpkg.com/abstract-leveldown/-/abstract-leveldown-2.7.2.tgz#87a44d7ebebc341d59665204834c8b7e0932cc93"
   dependencies:
@@ -2946,6 +2959,13 @@ abstract-leveldown@^5.0.0, abstract-leveldown@~5.0.0:
   dependencies:
     xtend "~4.0.0"
 
+abstract-leveldown@~2.6.0:
+  version "2.6.3"
+  resolved "https://registry.yarnpkg.com/abstract-leveldown/-/abstract-leveldown-2.6.3.tgz#1c5e8c6a5ef965ae8c35dfb3a8770c476b82c4b8"
+  integrity sha512-2++wDf/DYqkPR3o5tbfdhF96EfMApo1GpPfzOsR/ZYXdkSmELlvOOEAl9iKkRsktMPHdGjO4rtkBpf2I7TiTeA==
+  dependencies:
+    xtend "~4.0.0"
+
 accepts@~1.3.7:
   version "1.3.7"
   resolved "https://registry.yarnpkg.com/accepts/-/accepts-1.3.7.tgz#531bc726517a3b2b41f850021c6cc15eaab507cd"
@@ -3128,6 +3148,16 @@ arr-union@^3.1.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/arr-union/-/arr-union-3.1.0.tgz#e39b09aea9def866a8f206e288af63919bae39c4"
 
+array-back@^3.0.1, array-back@^3.1.0:
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/array-back/-/array-back-3.1.0.tgz#b8859d7a508871c9a7b2cf42f99428f65e96bfb0"
+  integrity sha512-TkuxA4UCOvxuDK6NZYXCalszEzj+TLszyASooky+i742l9TqsOdYCMJJupxRic61hwquNtppB3hgcuq9SVSH1Q==
+
+array-back@^4.0.1, array-back@^4.0.2:
+  version "4.0.2"
+  resolved "https://registry.yarnpkg.com/array-back/-/array-back-4.0.2.tgz#8004e999a6274586beeb27342168652fdb89fa1e"
+  integrity sha512-NbdMezxqf94cnNfWLL7V/im0Ub+Anbb0IoZhvzie8+4HJ4nMQuzHuy49FkGYCJK2yAloZ3meiB6AVMClbrI1vg==
+
 array-differ@^2.0.3:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/array-differ/-/array-differ-2.1.0.tgz#4b9c1c3f14b906757082925769e8ab904f4801b1"
@@ -3230,7 +3260,7 @@ async-limiter@~1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/async-limiter/-/async-limiter-1.0.1.tgz#dd379e94f0db8310b08291f9d64c3209766617fd"
 
-async@1.x:
+async@1.x, async@^1.4.2:
   version "1.5.2"
   resolved "https://registry.yarnpkg.com/async/-/async-1.5.2.tgz#ec6a61ae56480c0c3cb241c95618e20892f9672a"
 
@@ -3815,11 +3845,21 @@ bigi@1.4.2, bigi@^1.1.0:
   version "1.4.2"
   resolved "https://registry.yarnpkg.com/bigi/-/bigi-1.4.2.tgz#9c665a95f88b8b08fc05cfd731f561859d725825"
 
-bignumber.js@7.2.1, bignumber.js@^9.0.0, bignumber.js@^9.0.2, bignumber.js@~4.1.0, bignumber.js@~9.0.0, bignumber.js@~9.0.2:
+bignumber.js@7.2.1:
+  version "7.2.1"
+  resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-7.2.1.tgz#80c048759d826800807c4bfd521e50edbba57a5f"
+  integrity sha512-S4XzBk5sMB+Rcb/LNcpzXr57VRTxgAvaAEDAl1AwRx27j00hT84O6OkteE7u8UB3NuaaygCRrEpqox4uDOrbdQ==
+
+bignumber.js@^9.0.0, bignumber.js@~9.0.0, bignumber.js@~9.0.2:
   version "9.0.2"
   resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-9.0.2.tgz#71c6c6bed38de64e24a65ebe16cfcf23ae693673"
   integrity sha512-GAcQvbpsM0pUb0zw1EI0KhQEZ+lRwR5fYaAp3vPOYuP7aDvGy6cVN6XHLauvF8SOga2y0dcLcjt3iQDTSEliyw==
 
+bignumber.js@~4.1.0:
+  version "4.1.0"
+  resolved "https://registry.yarnpkg.com/bignumber.js/-/bignumber.js-4.1.0.tgz#db6f14067c140bd46624815a7916c92d9b6c24b1"
+  integrity sha512-eJzYkFYy9L4JzXsbymsFn3p54D+llV27oTQ+ziJG7WFRheJcNZilgVXMG0LoZtlQSKBsJdWtLFqOD0u+U0jZKA==
+
 binary-extensions@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/binary-extensions/-/binary-extensions-2.1.0.tgz#30fa40c9e7fe07dbc895678cd287024dea241dd9"
@@ -4326,6 +4366,14 @@ chalk@^4.0.0:
     ansi-styles "^4.1.0"
     supports-color "^7.1.0"
 
+chalk@^4.1.0:
+  version "4.1.2"
+  resolved "https://registry.yarnpkg.com/chalk/-/chalk-4.1.2.tgz#aac4e2b7734a740867aeb16bf02aad556a1e7a01"
+  integrity sha512-oKnbhFyRIXpUuez8iBMmyEa4nbj4IOQyuhc/wy9kY7/WVPcwIO9VA668Pu8RkO7+0G76SLROeyw9CpQ061i4mA==
+  dependencies:
+    ansi-styles "^4.1.0"
+    supports-color "^7.1.0"
+
 change-case@^3.0.2:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/change-case/-/change-case-3.1.0.tgz#0e611b7edc9952df2e8513b27b42de72647dd17e"
@@ -4589,6 +4637,26 @@ command-exists@^1.2.8:
   version "1.2.9"
   resolved "https://registry.yarnpkg.com/command-exists/-/command-exists-1.2.9.tgz#c50725af3808c8ab0260fd60b01fbfa25b954f69"
 
+command-line-args@^5.1.1:
+  version "5.2.1"
+  resolved "https://registry.yarnpkg.com/command-line-args/-/command-line-args-5.2.1.tgz#c44c32e437a57d7c51157696893c5909e9cec42e"
+  integrity sha512-H4UfQhZyakIjC74I9d34fGYDwk3XpSr17QhEd0Q3I9Xq1CETHo4Hcuo87WyWHpAF1aSLjLRf5lD9ZGX2qStUvg==
+  dependencies:
+    array-back "^3.1.0"
+    find-replace "^3.0.0"
+    lodash.camelcase "^4.3.0"
+    typical "^4.0.0"
+
+command-line-usage@^6.1.0:
+  version "6.1.3"
+  resolved "https://registry.yarnpkg.com/command-line-usage/-/command-line-usage-6.1.3.tgz#428fa5acde6a838779dfa30e44686f4b6761d957"
+  integrity sha512-sH5ZSPr+7UStsloltmDh7Ce5fb8XPlHyoPzTpyyMuYCtervL65+ubVZ6Q61cFtFl62UyJlc8/JwERRbAFPUqgw==
+  dependencies:
+    array-back "^4.0.2"
+    chalk "^2.4.2"
+    table-layout "^1.0.2"
+    typical "^5.2.0"
+
 commander@2.18.0:
   version "2.18.0"
   resolved "https://registry.yarnpkg.com/commander/-/commander-2.18.0.tgz#2bf063ddee7c7891176981a2cc798e5754bc6970"
@@ -5019,6 +5087,13 @@ debug@^4.0.1:
   dependencies:
     ms "2.1.2"
 
+debug@^4.3.1:
+  version "4.3.4"
+  resolved "https://registry.yarnpkg.com/debug/-/debug-4.3.4.tgz#1319f6579357f2338d3337d2cdd4914bb5dcc865"
+  integrity sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==
+  dependencies:
+    ms "2.1.2"
+
 debuglog@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/debuglog/-/debuglog-1.0.1.tgz#aa24ffb9ac3df9a2351837cfb2d279360cd78492"
@@ -5127,7 +5202,7 @@ deep-equal@~1.1.1:
     object-keys "^1.1.1"
     regexp.prototype.flags "^1.2.0"
 
-deep-extend@^0.6.0:
+deep-extend@^0.6.0, deep-extend@~0.6.0:
   version "0.6.0"
   resolved "https://registry.yarnpkg.com/deep-extend/-/deep-extend-0.6.0.tgz#c4fa7c95404a17a9c3e8ca7e1537312b736330ac"
 
@@ -5151,6 +5226,13 @@ defer-to-connect@^1.0.1:
   version "1.1.3"
   resolved "https://registry.yarnpkg.com/defer-to-connect/-/defer-to-connect-1.1.3.tgz#331ae050c08dcf789f8c83a7b81f0ed94f4ac591"
 
+deferred-leveldown@~1.2.1:
+  version "1.2.2"
+  resolved "https://registry.yarnpkg.com/deferred-leveldown/-/deferred-leveldown-1.2.2.tgz#3acd2e0b75d1669924bc0a4b642851131173e1eb"
+  integrity sha512-uukrWD2bguRtXilKt6cAWKyoXrTSMo5m7crUdLfWQmu8kIm88w3QZoUL+6nhpfKVmhHANER6Re3sKoNoZ3IKMA==
+  dependencies:
+    abstract-leveldown "~2.6.0"
+
 deferred-leveldown@~4.0.0:
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/deferred-leveldown/-/deferred-leveldown-4.0.2.tgz#0b0570087827bf480a23494b398f04c128c19a20"
@@ -6484,6 +6566,13 @@ find-cache-dir@^0.1.1:
     mkdirp "^0.5.1"
     pkg-dir "^1.0.0"
 
+find-replace@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/find-replace/-/find-replace-3.0.0.tgz#3e7e23d3b05167a76f770c9fbd5258b0def68c38"
+  integrity sha512-6Tb2myMioCAgv5kfvP5/PkZZ/ntTpVK39fHY7WkWBgvbeE+VHd/tZuZ4mrC+bxh4cfOZeYKVPaJIZtZXV7GNCQ==
+  dependencies:
+    array-back "^3.0.1"
+
 find-up@3.0.0, find-up@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/find-up/-/find-up-3.0.0.tgz#49169f1d7993430646da61ecc5ae355c21c97b73"
@@ -6638,7 +6727,7 @@ fs-extra@^4.0.2, fs-extra@^4.0.3:
     jsonfile "^4.0.0"
     universalify "^0.1.0"
 
-fs-extra@^7.0.1:
+fs-extra@^7.0.0, fs-extra@^7.0.1:
   version "7.0.1"
   resolved "https://registry.yarnpkg.com/fs-extra/-/fs-extra-7.0.1.tgz#4f189c44aa123b895f722804f55ea23eadc348e9"
   dependencies:
@@ -6978,6 +7067,18 @@ glob@7.1.6, glob@^7.0.0, glob@^7.0.3, glob@^7.0.6, glob@^7.1.1, glob@^7.1.2, glo
     once "^1.3.0"
     path-is-absolute "^1.0.0"
 
+glob@7.1.7:
+  version "7.1.7"
+  resolved "https://registry.yarnpkg.com/glob/-/glob-7.1.7.tgz#3b193e9233f01d42d0b3f78294bbeeb418f94a90"
+  integrity sha512-OvD9ENzPLbegENnYP5UUfJIirTg4+XwMWGaQfQTY0JenxNvvIKP3U3/tAQSPIu/lHxXYSZmpXlUHeqAIdKzBLQ==
+  dependencies:
+    fs.realpath "^1.0.0"
+    inflight "^1.0.4"
+    inherits "2"
+    minimatch "^3.0.4"
+    once "^1.3.0"
+    path-is-absolute "^1.0.0"
+
 glob@^5.0.15:
   version "5.0.15"
   resolved "https://registry.yarnpkg.com/glob/-/glob-5.0.15.tgz#1bc936b9e02f4a603fcc222ecf7633d30b8b93b1"
@@ -7379,6 +7480,11 @@ ignore@^4.0.3, ignore@^4.0.6:
   version "4.0.6"
   resolved "https://registry.yarnpkg.com/ignore/-/ignore-4.0.6.tgz#750e3db5862087b4737ebac8207ffd1ef27b25fc"
 
+immediate@^3.2.3:
+  version "3.3.0"
+  resolved "https://registry.yarnpkg.com/immediate/-/immediate-3.3.0.tgz#1aef225517836bcdf7f2a2de2600c79ff0269266"
+  integrity sha512-HR7EVodfFUdQCTIeySw+WDRFJlPcLOJbXfwwZ7Oom6tjsvZ3bOkCDJHehQC3nxJrv7+f9XecwazynjU8e4Vw3Q==
+
 immediate@~3.2.3:
   version "3.2.3"
   resolved "https://registry.yarnpkg.com/immediate/-/immediate-3.2.3.tgz#d140fa8f614659bd6541233097ddaac25cdd991c"
@@ -8239,12 +8345,31 @@ level-codec@^9.0.0:
   dependencies:
     buffer "^5.6.0"
 
+level-codec@~7.0.0:
+  version "7.0.1"
+  resolved "https://registry.yarnpkg.com/level-codec/-/level-codec-7.0.1.tgz#341f22f907ce0f16763f24bddd681e395a0fb8a7"
+  integrity sha512-Ua/R9B9r3RasXdRmOtd+t9TCOEIIlts+TN/7XTT2unhDaL6sJn83S3rUyljbr6lVtw49N3/yA0HHjpV6Kzb2aQ==
+
+level-errors@^1.0.3:
+  version "1.1.2"
+  resolved "https://registry.yarnpkg.com/level-errors/-/level-errors-1.1.2.tgz#4399c2f3d3ab87d0625f7e3676e2d807deff404d"
+  integrity sha512-Sw/IJwWbPKF5Ai4Wz60B52yj0zYeqzObLh8k1Tk88jVmD51cJSKWSYpRyhVIvFzZdvsPqlH5wfhp/yxdsaQH4w==
+  dependencies:
+    errno "~0.1.1"
+
 level-errors@^2.0.0, level-errors@~2.0.0:
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/level-errors/-/level-errors-2.0.1.tgz#2132a677bf4e679ce029f517c2f17432800c05c8"
   dependencies:
     errno "~0.1.1"
 
+level-errors@~1.0.3:
+  version "1.0.5"
+  resolved "https://registry.yarnpkg.com/level-errors/-/level-errors-1.0.5.tgz#83dbfb12f0b8a2516bdc9a31c4876038e227b859"
+  integrity sha512-/cLUpQduF6bNrWuAC4pwtUKA5t669pCsCi2XbmojG2tFeOr9j6ShtdDCtFFQO1DRt+EVZhx9gPzP9G2bUaG4ig==
+  dependencies:
+    errno "~0.1.1"
+
 level-iterator-stream@^2.0.3:
   version "2.0.3"
   resolved "https://registry.yarnpkg.com/level-iterator-stream/-/level-iterator-stream-2.0.3.tgz#ccfff7c046dcf47955ae9a86f46dfa06a31688b4"
@@ -8253,6 +8378,16 @@ level-iterator-stream@^2.0.3:
     readable-stream "^2.0.5"
     xtend "^4.0.0"
 
+level-iterator-stream@~1.3.0:
+  version "1.3.1"
+  resolved "https://registry.yarnpkg.com/level-iterator-stream/-/level-iterator-stream-1.3.1.tgz#e43b78b1a8143e6fa97a4f485eb8ea530352f2ed"
+  integrity sha1-5Dt4sagUPm+pek9IXrjqUwNS8u0=
+  dependencies:
+    inherits "^2.0.1"
+    level-errors "^1.0.3"
+    readable-stream "^1.0.33"
+    xtend "^4.0.0"
+
 level-iterator-stream@~3.0.0:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/level-iterator-stream/-/level-iterator-stream-3.0.1.tgz#2c98a4f8820d87cdacab3132506815419077c730"
@@ -8296,6 +8431,14 @@ level-sublevel@6.6.4:
     typewiselite "~1.0.0"
     xtend "~4.0.0"
 
+level-ws@0.0.0:
+  version "0.0.0"
+  resolved "https://registry.yarnpkg.com/level-ws/-/level-ws-0.0.0.tgz#372e512177924a00424b0b43aef2bb42496d228b"
+  integrity sha1-Ny5RIXeSSgBCSwtDrvK7QkltIos=
+  dependencies:
+    readable-stream "~1.0.15"
+    xtend "~2.1.1"
+
 level-ws@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/level-ws/-/level-ws-1.0.0.tgz#19a22d2d4ac57b18cc7c6ecc4bd23d899d8f603b"
@@ -8313,6 +8456,19 @@ levelup@3.1.1, levelup@^3.0.0:
     level-iterator-stream "~3.0.0"
     xtend "~4.0.0"
 
+levelup@^1.2.1:
+  version "1.3.9"
+  resolved "https://registry.yarnpkg.com/levelup/-/levelup-1.3.9.tgz#2dbcae845b2bb2b6bea84df334c475533bbd82ab"
+  integrity sha512-VVGHfKIlmw8w1XqpGOAGwq6sZm2WwWLmlDcULkKWQXEA5EopA8OBNJ2Ck2v6bdk8HeEZSbCSEgzXadyQFm76sQ==
+  dependencies:
+    deferred-leveldown "~1.2.1"
+    level-codec "~7.0.0"
+    level-errors "~1.0.3"
+    level-iterator-stream "~1.3.0"
+    prr "~1.0.1"
+    semver "~5.4.1"
+    xtend "~4.0.0"
+
 levn@^0.3.0, levn@~0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/levn/-/levn-0.3.0.tgz#3b09924edf9f083c0490fdd4c0bc4421e04764ee"
@@ -8392,6 +8548,11 @@ lodash._reinterpolate@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/lodash._reinterpolate/-/lodash._reinterpolate-3.0.0.tgz#0ccf2d89166af03b3663c796538b75ac6e114d9d"
 
+lodash.camelcase@^4.3.0:
+  version "4.3.0"
+  resolved "https://registry.yarnpkg.com/lodash.camelcase/-/lodash.camelcase-4.3.0.tgz#b28aa6288a2b9fc651035c7711f65ab6190331a6"
+  integrity sha1-soqmKIorn8ZRA1x3EfZathkDMaY=
+
 lodash.clonedeep@^4.5.0:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/lodash.clonedeep/-/lodash.clonedeep-4.5.0.tgz#e23f3f9c4f8fbdde872529c1071857a086e5ccef"
@@ -8679,6 +8840,18 @@ mem@^4.0.0:
     mimic-fn "^2.0.0"
     p-is-promise "^2.0.0"
 
+memdown@^1.0.0:
+  version "1.4.1"
+  resolved "https://registry.yarnpkg.com/memdown/-/memdown-1.4.1.tgz#b4e4e192174664ffbae41361aa500f3119efe215"
+  integrity sha1-tOThkhdGZP+65BNhqlAPMRnv4hU=
+  dependencies:
+    abstract-leveldown "~2.7.1"
+    functional-red-black-tree "^1.0.1"
+    immediate "^3.2.3"
+    inherits "~2.0.1"
+    ltgt "~2.2.0"
+    safe-buffer "~5.1.1"
+
 memdown@~3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/memdown/-/memdown-3.0.0.tgz#93aca055d743b20efc37492e9e399784f2958309"
@@ -8753,7 +8926,7 @@ merge2@^1.2.3:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/merge2/-/merge2-1.4.1.tgz#4368892f885e907455a6fd7dc55c0c9d404990ae"
 
-merkle-patricia-tree@3.0.0, merkle-patricia-tree@^2.1.2, merkle-patricia-tree@^2.3.2:
+merkle-patricia-tree@3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/merkle-patricia-tree/-/merkle-patricia-tree-3.0.0.tgz#448d85415565df72febc33ca362b8b614f5a58f8"
   dependencies:
@@ -8765,6 +8938,20 @@ merkle-patricia-tree@3.0.0, merkle-patricia-tree@^2.1.2, merkle-patricia-tree@^2
     rlp "^2.0.0"
     semaphore ">=1.0.1"
 
+merkle-patricia-tree@^2.1.2, merkle-patricia-tree@^2.3.2:
+  version "2.3.2"
+  resolved "https://registry.yarnpkg.com/merkle-patricia-tree/-/merkle-patricia-tree-2.3.2.tgz#982ca1b5a0fde00eed2f6aeed1f9152860b8208a"
+  integrity sha512-81PW5m8oz/pz3GvsAwbauj7Y00rqm81Tzad77tHBwU7pIAtN+TJnMSOJhxBKflSVYhptMMb9RskhqHqrSm1V+g==
+  dependencies:
+    async "^1.4.2"
+    ethereumjs-util "^5.0.0"
+    level-ws "0.0.0"
+    levelup "^1.2.1"
+    memdown "^1.0.0"
+    readable-stream "^2.0.0"
+    rlp "^2.0.0"
+    semaphore ">=1.0.1"
+
 methods@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/methods/-/methods-1.1.2.tgz#5529a4d67654134edcc5266656835b0f851afcee"
@@ -8943,7 +9130,7 @@ mkdirp-promise@^5.0.1:
   dependencies:
     mkdirp "*"
 
-mkdirp@*, mkdirp@^1.0.3:
+mkdirp@*, mkdirp@^1.0.3, mkdirp@^1.0.4:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/mkdirp/-/mkdirp-1.0.4.tgz#3eb5ed62622756d79a5f0e2a221dfebad75c2f7e"
 
@@ -10101,6 +10288,11 @@ prettier@^2.0.5:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.1.2.tgz#3050700dae2e4c8b67c4c3f666cdb8af405e1ce5"
 
+prettier@^2.3.1:
+  version "2.6.2"
+  resolved "https://registry.yarnpkg.com/prettier/-/prettier-2.6.2.tgz#e26d71a18a74c3d0f0597f55f01fb6c06c206032"
+  integrity sha512-PkUpF+qoXTqhOeWL9fu7As8LXsIUZ1WYaJiY/a7McAQzxjk82OF0tibkFXVCDImZtWxbvojFjerkiLb0/q8mew==
+
 pretty-bytes@^1.0.4:
   version "1.0.4"
   resolved "https://registry.yarnpkg.com/pretty-bytes/-/pretty-bytes-1.0.4.tgz#0a22e8210609ad35542f8c8d5d2159aff0751c84"
@@ -10533,7 +10725,7 @@ read@1, read@1.0.x, read@~1.0.1, read@~1.0.5:
     string_decoder "^1.1.1"
     util-deprecate "^1.0.1"
 
-"readable-stream@>=1.0.33-1 <1.1.0-0", readable-stream@~1.0.26:
+"readable-stream@>=1.0.33-1 <1.1.0-0", readable-stream@~1.0.15, readable-stream@~1.0.26:
   version "1.0.34"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-1.0.34.tgz#125820e34bc842d2f2aaafafe4c2916ee32c157c"
   dependencies:
@@ -10542,7 +10734,7 @@ read@1, read@1.0.x, read@~1.0.1, read@~1.0.5:
     isarray "0.0.1"
     string_decoder "~0.10.x"
 
-readable-stream@~1.1.9:
+readable-stream@^1.0.33, readable-stream@~1.1.9:
   version "1.1.14"
   resolved "https://registry.yarnpkg.com/readable-stream/-/readable-stream-1.1.14.tgz#7cf4c54ef648e3813084c636dd2079e166c081d9"
   dependencies:
@@ -10599,6 +10791,11 @@ redent@^3.0.0:
     indent-string "^4.0.0"
     strip-indent "^3.0.0"
 
+reduce-flatten@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/reduce-flatten/-/reduce-flatten-2.0.0.tgz#734fd84e65f375d7ca4465c69798c25c9d10ae27"
+  integrity sha512-EJ4UNY/U1t2P/2k6oqotuX2Cc3T6nxJwsM0N0asT7dhrtH1ltUxDn4NalSYmPE2rCkVpcf/X6R0wDwcFpzhd4w==
+
 regenerate@^1.2.1:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/regenerate/-/regenerate-1.4.1.tgz#cad92ad8e6b591773485fbe05a485caf4f457e6f"
@@ -11006,6 +11203,11 @@ semver@^7.3.4:
   dependencies:
     lru-cache "^6.0.0"
 
+semver@~5.4.1:
+  version "5.4.1"
+  resolved "https://registry.yarnpkg.com/semver/-/semver-5.4.1.tgz#e059c09d8571f0540823733433505d3a2f00b18e"
+  integrity sha512-WfG/X9+oATh81XtllIo/I8gOiY9EXRdv1cQdyykeXK17YcUW3EXUAi2To4pcH6nZtJPr7ZOpM5OMyWJZm+8Rsg==
+
 send@0.17.1:
   version "0.17.1"
   resolved "https://registry.yarnpkg.com/send/-/send-0.17.1.tgz#c1d8b059f7900f7466dd4938bdc44e11ddb376c8"
@@ -11474,6 +11676,11 @@ string-editor@^0.1.0:
   dependencies:
     editor "^1.0.0"
 
+string-format@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/string-format/-/string-format-2.0.0.tgz#f2df2e7097440d3b65de31b6d40d54c96eaffb9b"
+  integrity sha512-bbEs3scLeYNXLecRRuk6uJxdXUSj6le/8rNPHChIJTn2V79aXVTR1EH2OH5zLKKoz0V02fOUKZZcw01pLUShZA==
+
 string-width@^1.0.1:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/string-width/-/string-width-1.0.2.tgz#118bdf5b8cdc51a2a7e70d211e07e2b0b9b107d3"
@@ -11709,6 +11916,16 @@ swarm-js@^0.1.40:
     tar "^4.0.2"
     xhr-request "^1.0.1"
 
+table-layout@^1.0.2:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/table-layout/-/table-layout-1.0.2.tgz#c4038a1853b0136d63365a734b6931cf4fad4a04"
+  integrity sha512-qd/R7n5rQTRFi+Zf2sk5XVVd9UQl6ZkduPFC3S7WEGJAmetDTjY3qPN50eSKzwuzEyQKy5TN2TiZdkIjos2L6A==
+  dependencies:
+    array-back "^4.0.1"
+    deep-extend "~0.6.0"
+    typical "^5.2.0"
+    wordwrapjs "^4.0.0"
+
 table@^5.2.3:
   version "5.4.6"
   resolved "https://registry.yarnpkg.com/table/-/table-5.4.6.tgz#1292d19500ce3f86053b05f0e8e7e4a3bb21079e"
@@ -12034,6 +12251,21 @@ truffle@^5.0.32:
     mocha "8.1.2"
     original-require "1.0.1"
 
+ts-command-line-args@^2.2.0:
+  version "2.3.1"
+  resolved "https://registry.yarnpkg.com/ts-command-line-args/-/ts-command-line-args-2.3.1.tgz#b6188e42efc6cf7a8898e438a873fbb15505ddd6"
+  integrity sha512-FR3y7pLl/fuUNSmnPhfLArGqRrpojQgIEEOVzYx9DhTmfIN7C9RWSfpkJEF4J+Gk7aVx5pak8I7vWZsaN4N84g==
+  dependencies:
+    chalk "^4.1.0"
+    command-line-args "^5.1.1"
+    command-line-usage "^6.1.0"
+    string-format "^2.0.0"
+
+ts-essentials@^7.0.1:
+  version "7.0.3"
+  resolved "https://registry.yarnpkg.com/ts-essentials/-/ts-essentials-7.0.3.tgz#686fd155a02133eedcc5362dc8b5056cde3e5a38"
+  integrity sha512-8+gr5+lqO3G84KdiTSMRLtuyJ+nTBVRKuCrK4lidMPdVeEp0uqC875uE5NMcaA7YYMN7XsNiFQuMvasF8HT/xQ==
+
 tslib@1.9.0:
   version "1.9.0"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.0.tgz#e37a86fda8cbbaf23a057f473c9f4dc64e5fc2e8"
@@ -12150,6 +12382,22 @@ type@^2.0.0:
   version "2.1.0"
   resolved "https://registry.yarnpkg.com/type/-/type-2.1.0.tgz#9bdc22c648cf8cf86dd23d32336a41cfb6475e3f"
 
+typechain@^8.0.0:
+  version "8.0.0"
+  resolved "https://registry.yarnpkg.com/typechain/-/typechain-8.0.0.tgz#a5dbe754717a7e16247df52b5285903de600e8ff"
+  integrity sha512-rqDfDYc9voVAhmfVfAwzg3VYFvhvs5ck1X9T/iWkX745Cul4t+V/smjnyqrbDzWDbzD93xfld1epg7Y/uFAesQ==
+  dependencies:
+    "@types/prettier" "^2.1.1"
+    debug "^4.3.1"
+    fs-extra "^7.0.0"
+    glob "7.1.7"
+    js-sha3 "^0.8.0"
+    lodash "^4.17.15"
+    mkdirp "^1.0.4"
+    prettier "^2.3.1"
+    ts-command-line-args "^2.2.0"
+    ts-essentials "^7.0.1"
+
 typedarray-to-buffer@^3.1.5:
   version "3.1.5"
   resolved "https://registry.yarnpkg.com/typedarray-to-buffer/-/typedarray-to-buffer-3.1.5.tgz#a97ee7a9ff42691b9f783ff1bc5112fe3fca9080"
@@ -12227,6 +12475,16 @@ typewiselite@~1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/typewiselite/-/typewiselite-1.0.0.tgz#c8882fa1bb1092c06005a97f34ef5c8508e3664e"
 
+typical@^4.0.0:
+  version "4.0.0"
+  resolved "https://registry.yarnpkg.com/typical/-/typical-4.0.0.tgz#cbeaff3b9d7ae1e2bbfaf5a4e6f11eccfde94fc4"
+  integrity sha512-VAH4IvQ7BDFYglMd7BPRDfLgxZZX4O4TFcRDA6EN5X7erNJJq+McIEp8np9aVtxrCJ6qx4GTYVfOWNjcqwZgRw==
+
+typical@^5.2.0:
+  version "5.2.0"
+  resolved "https://registry.yarnpkg.com/typical/-/typical-5.2.0.tgz#4daaac4f2b5315460804f0acf6cb69c52bb93066"
+  integrity sha512-dvdQgNDNJo+8B2uBQoqdb11eUCE1JQXhvjC/CZtgvZseVd5TYMXnq0+vuUemXbd/Se29cTaUuPX3YIc2xgbvIg==
+
 u2f-api@0.2.7:
   version "0.2.7"
   resolved "https://registry.yarnpkg.com/u2f-api/-/u2f-api-0.2.7.tgz#17bf196b242f6bf72353d9858e6a7566cc192720"
@@ -13237,6 +13495,14 @@ wordwrap@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/wordwrap/-/wordwrap-1.0.0.tgz#27584810891456a4171c8d0226441ade90cbcaeb"
 
+wordwrapjs@^4.0.0:
+  version "4.0.1"
+  resolved "https://registry.yarnpkg.com/wordwrapjs/-/wordwrapjs-4.0.1.tgz#d9790bccfb110a0fc7836b5ebce0937b37a8b98f"
+  integrity sha512-kKlNACbvHrkpIw6oPeYDSmdCTu2hdMHoyXLTcUKala++lx5Y+wjJ/e474Jqv5abnVmwxw08DiTuHmw69lJGksA==
+  dependencies:
+    reduce-flatten "^2.0.0"
+    typical "^5.2.0"
+
 workerpool@6.0.0:
   version "6.0.0"
   resolved "https://registry.yarnpkg.com/workerpool/-/workerpool-6.0.0.tgz#85aad67fa1a2c8ef9386a1b43539900f61d03d58"