Add optional gas reporting to unit test run (#626)

* Add hardhat-gas-reporter package and base config

* Generate an output file from gas reporter when run in CI
Selectively enable gas reporter based on ENABLE_GAS_REPORT env var

* Add gas reports to integration tests

.github/workflows/integration.yml

@@ -42,3 +42,8 @@ jobs:
             yarn build:contracts
             yarn build:contracts:ovm
             yarn test:integration
+        env:
+          FORCE_COLOR: 1
+          ENABLE_GAS_REPORT: 1
+      - name: Print gas report
+        run: cat integration-tests/gas-report.txt

.github/workflows/ts-packages.yml

@@ -54,7 +54,11 @@ jobs:
 
       - name: Test
         run: yarn test:ci
-
+        env:
+          FORCE_COLOR: 1
+          ENABLE_GAS_REPORT: 1
+      - name: Print gas report
+        run: cat packages/contracts/gas-report.txt
   lint:
     name: Linting
     runs-on: ubuntu-latest

integration-tests/hardhat.config.ts

@@ -3,6 +3,9 @@ import { HardhatUserConfig } from 'hardhat/types'
 // Hardhat plugins
 import '@nomiclabs/hardhat-ethers'
 import '@eth-optimism/hardhat-ovm'
+import 'hardhat-gas-reporter'
+
+const enableGasReport = !!process.env.ENABLE_GAS_REPORT
 
 const config: HardhatUserConfig = {
   mocha: {
@@ -18,6 +21,12 @@ const config: HardhatUserConfig = {
   ovm: {
     solcVersion: '0.7.6',
   },
+  gasReporter: {
+    enabled: enableGasReport,
+    currency: 'USD',
+    gasPrice: 100,
+    outputFile: process.env.CI ? 'gas-report.txt' : undefined,
+  },
 }
 
 export default config

integration-tests/package.json

@@ -26,6 +26,7 @@
     "ethereum-waffle": "^3.3.0",
     "ethers": "^5.0.32",
     "hardhat": "^2.1.2",
+    "hardhat-gas-reporter": "^1.0.4",
     "mocha": "^8.3.1",
     "rimraf": "^3.0.2"
   }

packages/contracts/hardhat.config.ts

@@ -14,10 +14,13 @@ import 'hardhat-deploy'
 import '@typechain/hardhat'
 import '@eth-optimism/hardhat-ovm'
 import './tasks/deploy'
+import 'hardhat-gas-reporter'
 
 // Load environment variables from .env
 dotenv.config()
 
+const enableGasReport = !!process.env.ENABLE_GAS_REPORT
+
 const config: HardhatUserConfig = {
   networks: {
     hardhat: {
@@ -64,6 +67,12 @@ const config: HardhatUserConfig = {
       default: 0,
     },
   },
+  gasReporter: {
+    enabled: enableGasReport,
+    currency: 'USD',
+    gasPrice: 100,
+    outputFile: process.env.CI ? 'gas-report.txt' : undefined,
+  },
 }
 
 if (

packages/contracts/package.json

@@ -69,6 +69,7 @@
     "ethers": "^5.0.31",
     "hardhat": "^2.0.8",
     "hardhat-deploy": "^0.7.4",
+    "hardhat-gas-reporter": "^1.0.4",
     "lodash": "^4.17.20",
     "merkle-patricia-tree": "^4.0.0",
     "merkletreejs": "^0.2.12",

yarn.lock

@@ -405,6 +405,21 @@
     "@ethersproject/properties" "^5.1.0"
     "@ethersproject/strings" "^5.1.0"
 
+"@ethersproject/abi@^5.0.0-beta.146":
+  version "5.1.2"
+  resolved "https://registry.yarnpkg.com/@ethersproject/abi/-/abi-5.1.2.tgz#a8e75cd0455e6dc9e4861c3d1c22bbe436c1d775"
+  integrity sha512-uMhoQVPX0UtfzTpekYQSEUcJGDgsJ25ifz+SV6PDETWaUFhcR8RNgb1QPTASP13inW8r6iy0/Xdq9D5hK2pNvA==
+  dependencies:
+    "@ethersproject/address" "^5.1.0"
+    "@ethersproject/bignumber" "^5.1.0"
+    "@ethersproject/bytes" "^5.1.0"
+    "@ethersproject/constants" "^5.1.0"
+    "@ethersproject/hash" "^5.1.0"
+    "@ethersproject/keccak256" "^5.1.0"
+    "@ethersproject/logger" "^5.1.0"
+    "@ethersproject/properties" "^5.1.0"
+    "@ethersproject/strings" "^5.1.0"
+
 "@ethersproject/abstract-provider@5.1.0", "@ethersproject/abstract-provider@^5.0.0", "@ethersproject/abstract-provider@^5.0.10", "@ethersproject/abstract-provider@^5.0.5", "@ethersproject/abstract-provider@^5.0.8", "@ethersproject/abstract-provider@^5.0.9", "@ethersproject/abstract-provider@^5.1.0":
   version "5.1.0"
   resolved "https://registry.yarnpkg.com/@ethersproject/abstract-provider/-/abstract-provider-5.1.0.tgz#1f24c56cda5524ef4ed3cfc562a01d6b6f8eeb0b"
@@ -2137,6 +2152,13 @@
   resolved "https://registry.yarnpkg.com/@types/chai/-/chai-4.2.16.tgz#f09cc36e18d28274f942e7201147cce34d97e8c8"
   integrity sha512-vI5iOAsez9+roLS3M3+Xx7w+WRuDtSmF8bQkrbcIJ2sC1PcDgVoA0WGpa+bIrJ+y8zqY2oi//fUctkxtIcXJCw==
 
+"@types/concat-stream@^1.6.0":
+  version "1.6.0"
+  resolved "https://registry.yarnpkg.com/@types/concat-stream/-/concat-stream-1.6.0.tgz#394dbe0bb5fee46b38d896735e8b68ef2390d00d"
+  integrity sha1-OU2+C7X+5Gs42JZzXoto7yOQ0A0=
+  dependencies:
+    "@types/node" "*"
+
 "@types/connect@*":
   version "3.4.34"
   resolved "https://registry.yarnpkg.com/@types/connect/-/connect-3.4.34.tgz#170a40223a6d666006d93ca128af2beb1d9b1901"
@@ -2168,6 +2190,13 @@
     "@types/qs" "*"
     "@types/serve-static" "*"
 
+"@types/form-data@0.0.33":
+  version "0.0.33"
+  resolved "https://registry.yarnpkg.com/@types/form-data/-/form-data-0.0.33.tgz#c9ac85b2a5fd18435b8c85d9ecb50e6d6c893ff8"
+  integrity sha1-yayFsqX9GENbjIXZ7LUObWyJP/g=
+  dependencies:
+    "@types/node" "*"
+
 "@types/glob@*", "@types/glob@^7.1.1", "@types/glob@^7.1.3":
   version "7.1.3"
   resolved "https://registry.yarnpkg.com/@types/glob/-/glob-7.1.3.tgz#e6ba80f36b7daad2c685acd9266382e68985c183"
@@ -2244,6 +2273,11 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-14.14.37.tgz#a3dd8da4eb84a996c36e331df98d82abd76b516e"
   integrity sha512-XYmBiy+ohOR4Lh5jE379fV2IU+6Jn4g5qASinhitfyO71b/sCo6MKsMLF5tc7Zf2CE8hViVQyYSobJNke8OvUw==
 
+"@types/node@^10.0.3":
+  version "10.17.58"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-10.17.58.tgz#10682f6016fd866725c36d22ce6bbbd029bf4545"
+  integrity sha512-Dn5RBxLohjdHFj17dVVw3rtrZAeXeWg+LQfvxDIW/fdPkSiuQk7h3frKMYtsQhtIW42wkErDcy9UMVxhGW4O7w==
+
 "@types/node@^10.12.18":
   version "10.17.56"
   resolved "https://registry.yarnpkg.com/@types/node/-/node-10.17.56.tgz#010c9e047c3ff09ddcd11cbb6cf5912725cdc2b3"
@@ -2259,6 +2293,11 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-12.20.7.tgz#1cb61fd0c85cb87e728c43107b5fd82b69bc9ef8"
   integrity sha512-gWL8VUkg8VRaCAUgG9WmhefMqHmMblxe2rVpMF86nZY/+ZysU+BkAp+3cz03AixWDSSz0ks5WX59yAhv/cDwFA==
 
+"@types/node@^8.0.0":
+  version "8.10.66"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-8.10.66.tgz#dd035d409df322acc83dff62a602f12a5783bbb3"
+  integrity sha512-tktOkFUA4kXx2hhhrB8bIFb5TbwzS4uOhKEmwiD+NoiL0qtP2OQ9mFldbgD4dV1djrlBYP6eBuQZiWjuHUpqFw==
+
 "@types/normalize-package-data@^2.4.0":
   version "2.4.0"
   resolved "https://registry.yarnpkg.com/@types/normalize-package-data/-/normalize-package-data-2.4.0.tgz#e486d0d97396d79beedd0a6e33f4534ff6b4973e"
@@ -2326,7 +2365,7 @@
   resolved "https://registry.yarnpkg.com/@types/prettier/-/prettier-2.2.3.tgz#ef65165aea2924c9359205bf748865b8881753c0"
   integrity sha512-PijRCG/K3s3w1We6ynUKdxEc5AcuuH3NBmMDP8uvKVp6X43UY7NQlTzczakXP3DJR0F4dfNQIGjU2cUeRYs2AA==
 
-"@types/qs@*", "@types/qs@^6.9.4":
+"@types/qs@*", "@types/qs@^6.2.31", "@types/qs@^6.9.4":
   version "6.9.6"
   resolved "https://registry.yarnpkg.com/@types/qs/-/qs-6.9.6.tgz#df9c3c8b31a247ec315e6996566be3171df4b3b1"
   integrity sha512-0/HnwIfW4ki2D8L8c9GVcG5I72s9jP5GSLVF0VIXDW00kmIpA6O33G7a8n59Tmh7Nz0WUC3rSb7PTY/sdW2JzA==
@@ -2753,7 +2792,7 @@ arrify@^2.0.0, arrify@^2.0.1:
   resolved "https://registry.yarnpkg.com/arrify/-/arrify-2.0.1.tgz#c9655e9331e0abcd588d2a7cad7e9956f66701fa"
   integrity sha512-3duEwti880xqi4eAMN8AyR4a0ByT90zoYdLlevfrvU43vb0YZwZVfxOgxWrLXXXpyugL0hNZc9G6BiB5B3nUug==
 
-asap@^2.0.0:
+asap@^2.0.0, asap@~2.0.6:
   version "2.0.6"
   resolved "https://registry.yarnpkg.com/asap/-/asap-2.0.6.tgz#e50347611d7e690943208bbdafebcbc2fb866d46"
   integrity sha1-5QNHYR1+aQlDIIu9r+vLwvuGbUY=
@@ -3478,6 +3517,13 @@ bip39@2.5.0:
     safe-buffer "^5.0.1"
     unorm "^1.3.3"
 
+bip66@^1.1.5:
+  version "1.1.5"
+  resolved "https://registry.yarnpkg.com/bip66/-/bip66-1.1.5.tgz#01fa8748785ca70955d5011217d1b3139969ca22"
+  integrity sha1-AfqHSHhcpwlV1QESF9GzE5lpyiI=
+  dependencies:
+    safe-buffer "^5.0.1"
+
 bl@^4.0.3:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/bl/-/bl-4.1.0.tgz#451535264182bec2fbbc83a62ab98cf11d9f7b3a"
@@ -3599,7 +3645,7 @@ browser-stdout@1.3.1:
   resolved "https://registry.yarnpkg.com/browser-stdout/-/browser-stdout-1.3.1.tgz#baa559ee14ced73452229bad7326467c61fabd60"
   integrity sha512-qhAVI1+Av2X7qelOfAIYwXONood6XlZE/fXaBSmW/T5SzLAmCgzi+eiWE7fUvbHaeNBQH13UftjpXxsfLkMpgw==
 
-browserify-aes@^1.0.0, browserify-aes@^1.0.4, browserify-aes@^1.2.0:
+browserify-aes@^1.0.0, browserify-aes@^1.0.4, browserify-aes@^1.0.6, browserify-aes@^1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/browserify-aes/-/browserify-aes-1.2.0.tgz#326734642f403dabc3003209853bb70ad428ef48"
   integrity sha512-+7CHXqGuspUn/Sl5aO7Ea0xWGAtETPXNSAjHo48JfLdPWcMng33Xe4znFvQweqc/uzk5zSOI3H52CYnjCfb5hA==
@@ -3893,7 +3939,7 @@ caniuse-lite@^1.0.30000844:
   resolved "https://registry.yarnpkg.com/caniuse-lite/-/caniuse-lite-1.0.30001207.tgz#364d47d35a3007e528f69adb6fecb07c2bb2cc50"
   integrity sha512-UPQZdmAsyp2qfCTiMU/zqGSWOYaY9F9LL61V8f+8MrubsaDGpaHD9HRV/EWZGULZn0Hxu48SKzI5DgFwTvHuYw==
 
-caseless@~0.12.0:
+caseless@^0.12.0, caseless@~0.12.0:
   version "0.12.0"
   resolved "https://registry.yarnpkg.com/caseless/-/caseless-0.12.0.tgz#1b681c21ff84033c826543090689420d187151dc"
   integrity sha1-G2gcIf+EAzyCZUMJBolCDRhxUdw=
@@ -3958,6 +4004,11 @@ chardet@^0.7.0:
   resolved "https://registry.yarnpkg.com/chardet/-/chardet-0.7.0.tgz#90094849f0937f2eedc2425d0d28a9e5f0cbad9e"
   integrity sha512-mT8iDcrh03qDGRRmoA2hmBJnxpllMR+0/0qlzjqZES6NdiWDcZkCNAk4rPFZ9Q85r27unkiNNg8ZOiwZXBHwcA==
 
+"charenc@>= 0.0.1":
+  version "0.0.2"
+  resolved "https://registry.yarnpkg.com/charenc/-/charenc-0.0.2.tgz#c0a1d2f3a7092e03774bfa83f14c0fc5790a8667"
+  integrity sha1-wKHS86cJLgN3S/qD8UwPxXkKhmc=
+
 check-error@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/check-error/-/check-error-1.0.2.tgz#574d312edd88bb5dd8912e9286dd6c0aed4aac82"
@@ -4066,6 +4117,16 @@ cli-cursor@^3.1.0:
   dependencies:
     restore-cursor "^3.1.0"
 
+cli-table3@^0.5.0:
+  version "0.5.1"
+  resolved "https://registry.yarnpkg.com/cli-table3/-/cli-table3-0.5.1.tgz#0252372d94dfc40dbd8df06005f48f31f656f202"
+  integrity sha512-7Qg2Jrep1S/+Q3EceiZtQcDPWxhAvBw+ERf1162v4sikJrvojMHFqXt8QIVha8UlH9rgU0BeWPytZ9/TzYqlUw==
+  dependencies:
+    object-assign "^4.1.0"
+    string-width "^2.1.1"
+  optionalDependencies:
+    colors "^1.1.2"
+
 cli-width@^3.0.0:
   version "3.0.0"
   resolved "https://registry.yarnpkg.com/cli-width/-/cli-width-3.0.0.tgz#a2f48437a2caa9a22436e794bf071ec9e61cedf6"
@@ -4177,6 +4238,11 @@ color-name@~1.1.4:
   resolved "https://registry.yarnpkg.com/color-name/-/color-name-1.1.4.tgz#c2a09a87acbde69543de6f63fa3995c826c536a2"
   integrity sha512-dOy+3AuW3a2wNbZHIuMZpTcgjGuLU/uBL/ubcZF9OXbDo8ff4O8yVp5Bf0efS8uEoYo5q4Fx7dY9OgQGXgAsQA==
 
+colors@^1.1.2:
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/colors/-/colors-1.4.0.tgz#c50491479d4c1bdaed2c9ced32cf7c7dc2360f78"
+  integrity sha512-a+UqTh4kgZg/SlGvfbzDHpgRu7AAQOmmqRHJnxhRZICKFUT91brVhNNt58CMWU9PsBbv3PDCZUHbVxuDiH2mtA==
+
 columnify@^1.5.4:
   version "1.5.4"
   resolved "https://registry.yarnpkg.com/columnify/-/columnify-1.5.4.tgz#4737ddf1c7b69a8a7c340570782e947eec8e78bb"
@@ -4234,7 +4300,7 @@ concat-map@0.0.1:
   resolved "https://registry.yarnpkg.com/concat-map/-/concat-map-0.0.1.tgz#d8a96bd77fd68df7793a73036a3ba0d5405d477b"
   integrity sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=
 
-concat-stream@^1.5.1:
+concat-stream@^1.5.1, concat-stream@^1.6.0, concat-stream@^1.6.2:
   version "1.6.2"
   resolved "https://registry.yarnpkg.com/concat-stream/-/concat-stream-1.6.2.tgz#904bdf194cd3122fc675c77fc4ac3d4ff0fd1a34"
   integrity sha512-27HBghJxjiZtIk3Ycvn/4kbJk/1uZuJFfuPEns6LaEvpvG1f0hTea8lilrouyo9mVc2GWdcEZ8OLoGmSADlrCw==
@@ -4533,6 +4599,11 @@ cross-spawn@^7.0.3:
     shebang-command "^2.0.0"
     which "^2.0.1"
 
+"crypt@>= 0.0.1":
+  version "0.0.2"
+  resolved "https://registry.yarnpkg.com/crypt/-/crypt-0.0.2.tgz#88d7ff7ec0dfb86f713dc87bbb42d044d3e6c41b"
+  integrity sha1-iNf/fsDfuG9xPch7u0LQRNPmxBs=
+
 crypto-browserify@3.12.0:
   version "3.12.0"
   resolved "https://registry.yarnpkg.com/crypto-browserify/-/crypto-browserify-3.12.0.tgz#396cf9f3137f03e4b8e532c58f698254e00f80ec"
@@ -4933,6 +5004,15 @@ dotignore@~0.1.2:
   dependencies:
     minimatch "^3.0.4"
 
+drbg.js@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/drbg.js/-/drbg.js-1.0.1.tgz#3e36b6c42b37043823cdbc332d58f31e2445480b"
+  integrity sha1-Pja2xCs3BDgjzbwzLVjzHiRFSAs=
+  dependencies:
+    browserify-aes "^1.0.6"
+    create-hash "^1.1.2"
+    create-hmac "^1.1.4"
+
 duplexer3@^0.1.4:
   version "0.1.4"
   resolved "https://registry.yarnpkg.com/duplexer3/-/duplexer3-0.1.4.tgz#ee01dd1cac0ed3cbc7fdbea37dc0a8f1ce002ce2"
@@ -5238,6 +5318,27 @@ eth-ens-namehash@2.0.8, eth-ens-namehash@^2.0.8:
     idna-uts46-hx "^2.3.1"
     js-sha3 "^0.5.7"
 
+eth-gas-reporter@^0.2.20:
+  version "0.2.22"
+  resolved "https://registry.yarnpkg.com/eth-gas-reporter/-/eth-gas-reporter-0.2.22.tgz#bbe91f5d7b22433d26f099eeb5b20118ced0e575"
+  integrity sha512-L1FlC792aTf3j/j+gGzSNlGrXKSxNPXQNk6TnV5NNZ2w3jnQCRyJjDl0zUo25Cq2t90IS5vGdbkwqFQK7Ce+kw==
+  dependencies:
+    "@ethersproject/abi" "^5.0.0-beta.146"
+    "@solidity-parser/parser" "^0.12.0"
+    cli-table3 "^0.5.0"
+    colors "^1.1.2"
+    ethereumjs-util "6.2.0"
+    ethers "^4.0.40"
+    fs-readdir-recursive "^1.1.0"
+    lodash "^4.17.14"
+    markdown-table "^1.1.3"
+    mocha "^7.1.1"
+    req-cwd "^2.0.0"
+    request "^2.88.0"
+    request-promise-native "^1.0.5"
+    sha1 "^1.1.1"
+    sync-request "^6.0.0"
+
 eth-json-rpc-infura@^3.1.0:
   version "3.2.1"
   resolved "https://registry.yarnpkg.com/eth-json-rpc-infura/-/eth-json-rpc-infura-3.2.1.tgz#26702a821067862b72d979c016fd611502c6057f"
@@ -5526,6 +5627,19 @@ ethereumjs-tx@^1.1.1, ethereumjs-tx@^1.2.0, ethereumjs-tx@^1.2.2, ethereumjs-tx@
     ethereum-common "^0.0.18"
     ethereumjs-util "^5.0.0"
 
+ethereumjs-util@6.2.0:
+  version "6.2.0"
+  resolved "https://registry.yarnpkg.com/ethereumjs-util/-/ethereumjs-util-6.2.0.tgz#23ec79b2488a7d041242f01e25f24e5ad0357960"
+  integrity sha512-vb0XN9J2QGdZGIEKG2vXM+kUdEivUfU6Wmi5y0cg+LRhDYKnXIZ/Lz7XjFbHRR9VIKq2lVGLzGBkA++y2nOdOQ==
+  dependencies:
+    "@types/bn.js" "^4.11.3"
+    bn.js "^4.11.0"
+    create-hash "^1.1.2"
+    ethjs-util "0.1.6"
+    keccak "^2.0.0"
+    rlp "^2.2.3"
+    secp256k1 "^3.0.1"
+
 ethereumjs-util@6.2.1, ethereumjs-util@^6.0.0, ethereumjs-util@^6.1.0, ethereumjs-util@^6.2.0:
   version "6.2.1"
   resolved "https://registry.yarnpkg.com/ethereumjs-util/-/ethereumjs-util-6.2.1.tgz#fcb4e4dd5ceacb9d2305426ab1a5cd93e3163b69"
@@ -5663,7 +5777,7 @@ ethers@5.0.0:
     "@ethersproject/web" "^5.0.0"
     "@ethersproject/wordlists" "^5.0.0"
 
-ethers@^4.0.32:
+ethers@^4.0.32, ethers@^4.0.40:
   name ethers-v4
   version "4.0.48"
   resolved "https://registry.yarnpkg.com/ethers/-/ethers-4.0.48.tgz#330c65b8133e112b0613156e57e92d9009d8fbbe"
@@ -6164,6 +6278,15 @@ forever-agent@~0.6.1:
   resolved "https://registry.yarnpkg.com/forever-agent/-/forever-agent-0.6.1.tgz#fbc71f0c41adeb37f96c577ad1ed42d8fdacca91"
   integrity sha1-+8cfDEGt6zf5bFd60e1C2P2sypE=
 
+form-data@^2.2.0:
+  version "2.5.1"
+  resolved "https://registry.yarnpkg.com/form-data/-/form-data-2.5.1.tgz#f2cbec57b5e59e23716e128fe44d4e5dd23895f4"
+  integrity sha512-m21N3WOmEEURgk6B9GLOE4RuWOFf28Lhh9qGYeNlGq4VDXUlJy2th2slBNU8Gp8EzloYZOibZJ7t5ecIrFSjVA==
+  dependencies:
+    asynckit "^0.4.0"
+    combined-stream "^1.0.6"
+    mime-types "^2.1.12"
+
 form-data@^3.0.0:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/form-data/-/form-data-3.0.1.tgz#ebd53791b78356a99af9a300d4282c4d5eb9755f"
@@ -6276,6 +6399,11 @@ fs-minipass@^2.0.0, fs-minipass@^2.1.0:
   dependencies:
     minipass "^3.0.0"
 
+fs-readdir-recursive@^1.1.0:
+  version "1.1.0"
+  resolved "https://registry.yarnpkg.com/fs-readdir-recursive/-/fs-readdir-recursive-1.1.0.tgz#e32fc030a2ccee44a6b5371308da54be0b397d27"
+  integrity sha512-GNanXlVr2pf02+sPN40XN8HG+ePaNcvM0q5mZBd668Obwb0yD5GiUbZOFgwn8kGMY6I3mdyDJzieUy3PTYyTRA==
+
 fs.realpath@^1.0.0:
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/fs.realpath/-/fs.realpath-1.0.0.tgz#1504ad2523158caa40db4a2787cb01411994ea4f"
@@ -6415,6 +6543,11 @@ get-pkg-repo@^1.0.0:
     parse-github-repo-url "^1.3.0"
     through2 "^2.0.0"
 
+get-port@^3.1.0:
+  version "3.2.0"
+  resolved "https://registry.yarnpkg.com/get-port/-/get-port-3.2.0.tgz#dd7ce7de187c06c8bf353796ac71e099f0980ebc"
+  integrity sha1-3Xzn3hh8Bsi/NTeWrHHgmfCYDrw=
+
 get-port@^5.1.1:
   version "5.1.1"
   resolved "https://registry.yarnpkg.com/get-port/-/get-port-5.1.1.tgz#0469ed07563479de6efb986baf053dcd7d4e3193"
@@ -6768,6 +6901,14 @@ hardhat-deploy@^0.7.4:
     murmur-128 "^0.2.1"
     qs "^6.9.4"
 
+hardhat-gas-reporter@^1.0.4:
+  version "1.0.4"
+  resolved "https://registry.yarnpkg.com/hardhat-gas-reporter/-/hardhat-gas-reporter-1.0.4.tgz#59e3137e38e0dfeac2e4f90d5c74160b50ad4829"
+  integrity sha512-G376zKh81G3K9WtDA+SoTLWsoygikH++tD1E7llx+X7J+GbIqfwhDKKgvJjcnEesMrtR9UqQHK02lJuXY1RTxw==
+  dependencies:
+    eth-gas-reporter "^0.2.20"
+    sha1 "^1.1.1"
+
 hardhat@^2.0.8, hardhat@^2.0.9, hardhat@^2.1.1, hardhat@^2.1.2:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/hardhat/-/hardhat-2.1.2.tgz#a2128b71b0fb216ffc978c85a2030835b4e306ea"
@@ -7021,6 +7162,16 @@ hosted-git-info@^4.0.1:
   dependencies:
     lru-cache "^6.0.0"
 
+http-basic@^8.1.1:
+  version "8.1.3"
+  resolved "https://registry.yarnpkg.com/http-basic/-/http-basic-8.1.3.tgz#a7cabee7526869b9b710136970805b1004261bbf"
+  integrity sha512-/EcDMwJZh3mABI2NhGfHOGOeOZITqfkEO4p/xK+l3NpyncIHUQBoMvCSF/b5GqvKtySC2srL/GGG3+EtlqlmCw==
+  dependencies:
+    caseless "^0.12.0"
+    concat-stream "^1.6.2"
+    http-response-object "^3.0.1"
+    parse-cache-control "^1.0.1"
+
 http-cache-semantics@^4.0.0, http-cache-semantics@^4.1.0:
   version "4.1.0"
   resolved "https://registry.yarnpkg.com/http-cache-semantics/-/http-cache-semantics-4.1.0.tgz#49e91c5cbf36c9b94bcfcd71c23d5249ec74e390"
@@ -7062,6 +7213,13 @@ http-proxy-agent@^4.0.1:
     agent-base "6"
     debug "4"
 
+http-response-object@^3.0.1:
+  version "3.0.2"
+  resolved "https://registry.yarnpkg.com/http-response-object/-/http-response-object-3.0.2.tgz#7f435bb210454e4360d074ef1f989d5ea8aa9810"
+  integrity sha512-bqX0XTF6fnXSQcEJ2Iuyr75yVakyjIDCqroJQ/aHfSdlM743Cwqoi2nDYMzLGWUcuTWGWy8AAvOKXTfiv6q9RA==
+  dependencies:
+    "@types/node" "^10.0.3"
+
 http-signature@~1.2.0:
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/http-signature/-/http-signature-1.2.0.tgz#9aecd925114772f3d95b65a60abb8f7c18fbace1"
@@ -7884,6 +8042,16 @@ keccak@3.0.1, keccak@^3.0.0:
     node-addon-api "^2.0.0"
     node-gyp-build "^4.2.0"
 
+keccak@^2.0.0:
+  version "2.1.0"
+  resolved "https://registry.yarnpkg.com/keccak/-/keccak-2.1.0.tgz#734ea53f2edcfd0f42cdb8d5f4c358fef052752b"
+  integrity sha512-m1wbJRTo+gWbctZWay9i26v5fFnYkOn7D5PCxJ3fZUGUEb49dE1Pm4BREUYCt/aoO6di7jeoGmhvqN9Nzylm3Q==
+  dependencies:
+    bindings "^1.5.0"
+    inherits "^2.0.4"
+    nan "^2.14.0"
+    safe-buffer "^5.2.0"
+
 keyv@^3.0.0:
   version "3.1.0"
   resolved "https://registry.yarnpkg.com/keyv/-/keyv-3.1.0.tgz#ecc228486f69991e49e9476485a5be1e8fc5c4d9"
@@ -8527,6 +8695,11 @@ map-visit@^1.0.0:
   dependencies:
     object-visit "^1.0.0"
 
+markdown-table@^1.1.3:
+  version "1.1.3"
+  resolved "https://registry.yarnpkg.com/markdown-table/-/markdown-table-1.1.3.tgz#9fcb69bcfdb8717bfd0398c6ec2d93036ef8de60"
+  integrity sha512-1RUZVgQlpJSPWYbFSpmudq5nHY1doEIv89gBtF0s4gW1GF2XorxcA/70M5vq7rLv0a6mhOUccRsqkwhwLCIQ2Q==
+
 match-all@^1.2.6:
   version "1.2.6"
   resolved "https://registry.yarnpkg.com/match-all/-/match-all-1.2.6.tgz#66d276ad6b49655551e63d3a6ee53e8be0566f8d"
@@ -8998,7 +9171,7 @@ mocha@^6.1.4:
     yargs-parser "13.1.2"
     yargs-unparser "1.6.0"
 
-mocha@^7.1.2:
+mocha@^7.1.1, mocha@^7.1.2:
   version "7.2.0"
   resolved "https://registry.yarnpkg.com/mocha/-/mocha-7.2.0.tgz#01cc227b00d875ab1eed03a75106689cfed5a604"
   integrity sha512-O9CIypScywTVpNaRrCAgoUnJgozpIofjKUYmJhiCIJMiuYnLI6otcb1/kpW9/n/tJODHGZ7i8aLQoDVsMtOKQQ==
@@ -9929,6 +10102,11 @@ parse-asn1@^5.0.0, parse-asn1@^5.1.5:
     pbkdf2 "^3.0.3"
     safe-buffer "^5.1.1"
 
+parse-cache-control@^1.0.1:
+  version "1.0.1"
+  resolved "https://registry.yarnpkg.com/parse-cache-control/-/parse-cache-control-1.0.1.tgz#8eeab3e54fa56920fe16ba38f77fa21aacc2d74e"
+  integrity sha1-juqz5U+laSD+Fro493+iGqzC104=
+
 parse-github-repo-url@^1.3.0:
   version "1.4.1"
   resolved "https://registry.yarnpkg.com/parse-github-repo-url/-/parse-github-repo-url-1.4.1.tgz#9e7d8bb252a6cb6ba42595060b7bf6df3dbc1f50"
@@ -10374,6 +10552,13 @@ promise-to-callback@^1.0.0:
     is-fn "^1.0.0"
     set-immediate-shim "^1.0.1"
 
+promise@^8.0.0:
+  version "8.1.0"
+  resolved "https://registry.yarnpkg.com/promise/-/promise-8.1.0.tgz#697c25c3dfe7435dd79fcd58c38a135888eaf05e"
+  integrity sha512-W04AqnILOL/sPRXziNicCjSNRruLAuIHEOVBazepu0545DDNGYHz7ar9ZgZ1fMU8/MA4mVxp5rkBWRi6OXIy3Q==
+  dependencies:
+    asap "~2.0.6"
+
 promzard@^0.3.0:
   version "0.3.0"
   resolved "https://registry.yarnpkg.com/promzard/-/promzard-0.3.0.tgz#26a5d6ee8c7dee4cb12208305acfb93ba382a9ee"
@@ -10516,7 +10701,7 @@ qs@6.7.0:
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.7.0.tgz#41dc1a015e3d581f1621776be31afb2876a9b1bc"
   integrity sha512-VCdBRNFTX1fyE7Nb6FYoURo/SPe62QCaAyzJvUjwRaIsc+NePBEniHlvxFmmX56+HZphIGtV0XeCirBtpDrTyQ==
 
-qs@^6.7.0, qs@^6.9.4:
+qs@^6.4.0, qs@^6.7.0, qs@^6.9.4:
   version "6.10.1"
   resolved "https://registry.yarnpkg.com/qs/-/qs-6.10.1.tgz#4931482fa8d647a5aab799c5271d2133b981fb6a"
   integrity sha512-M528Hph6wsSVOBiYUnGf+K/7w0hNshs/duGsNXPUCLH5XAqjEtiPGwNONLV0tBH8NoGb0mvD5JubnUTrujKDTg==
@@ -10913,6 +11098,36 @@ repeating@^2.0.0:
   dependencies:
     is-finite "^1.0.0"
 
+req-cwd@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/req-cwd/-/req-cwd-2.0.0.tgz#d4082b4d44598036640fb73ddea01ed53db49ebc"
+  integrity sha1-1AgrTURZgDZkD7c93qAe1T20nrw=
+  dependencies:
+    req-from "^2.0.0"
+
+req-from@^2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/req-from/-/req-from-2.0.0.tgz#d74188e47f93796f4aa71df6ee35ae689f3e0e70"
+  integrity sha1-10GI5H+TeW9Kpx327jWuaJ8+DnA=
+  dependencies:
+    resolve-from "^3.0.0"
+
+request-promise-core@1.1.4:
+  version "1.1.4"
+  resolved "https://registry.yarnpkg.com/request-promise-core/-/request-promise-core-1.1.4.tgz#3eedd4223208d419867b78ce815167d10593a22f"
+  integrity sha512-TTbAfBBRdWD7aNNOoVOBH4pN/KigV6LyapYNNlAPA8JwbovRti1E88m3sYAwsLi5ryhPKsE9APwnjFTgdUjTpw==
+  dependencies:
+    lodash "^4.17.19"
+
+request-promise-native@^1.0.5:
+  version "1.0.9"
+  resolved "https://registry.yarnpkg.com/request-promise-native/-/request-promise-native-1.0.9.tgz#e407120526a5efdc9a39b28a5679bf47b9d9dc28"
+  integrity sha512-wcW+sIUiWnKgNY0dqCpOZkUbF/I+YPi+f09JZIDa39Ec+q82CpSYniDp+ISgTTbKmnpJWASeJBPZmoxH84wt3g==
+  dependencies:
+    request-promise-core "1.1.4"
+    stealthy-require "^1.1.1"
+    tough-cookie "^2.3.3"
+
 request@^2.79.0, request@^2.85.0, request@^2.88.0, request@^2.88.2:
   version "2.88.2"
   resolved "https://registry.yarnpkg.com/request/-/request-2.88.2.tgz#d73c918731cb5a87da047e207234146f664d12b3"
@@ -10971,6 +11186,11 @@ resolve-cwd@^3.0.0:
   dependencies:
     resolve-from "^5.0.0"
 
+resolve-from@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-3.0.0.tgz#b22c7af7d9d6881bc8b6e653335eebcb0a188748"
+  integrity sha1-six699nWiBvItuZTM17rywoYh0g=
+
 resolve-from@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/resolve-from/-/resolve-from-4.0.0.tgz#4abcd852ad32dd7baabfe9b40e00a36db5f392e6"
@@ -11162,6 +11382,20 @@ scryptsy@^1.2.1:
   dependencies:
     pbkdf2 "^3.0.3"
 
+secp256k1@^3.0.1:
+  version "3.8.0"
+  resolved "https://registry.yarnpkg.com/secp256k1/-/secp256k1-3.8.0.tgz#28f59f4b01dbee9575f56a47034b7d2e3b3b352d"
+  integrity sha512-k5ke5avRZbtl9Tqx/SA7CbY3NF6Ro+Sj9cZxezFzuBlLDmyqPiL8hJJ+EmzD8Ig4LUDByHJ3/iPOVoRixs/hmw==
+  dependencies:
+    bindings "^1.5.0"
+    bip66 "^1.1.5"
+    bn.js "^4.11.8"
+    create-hash "^1.2.0"
+    drbg.js "^1.0.1"
+    elliptic "^6.5.2"
+    nan "^2.14.0"
+    safe-buffer "^5.1.2"
+
 secp256k1@^4.0.1:
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/secp256k1/-/secp256k1-4.0.2.tgz#15dd57d0f0b9fdb54ac1fa1694f40e5e9a54f4a1"
@@ -11298,6 +11532,14 @@ sha.js@^2.4.0, sha.js@^2.4.8:
     inherits "^2.0.1"
     safe-buffer "^5.0.1"
 
+sha1@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/sha1/-/sha1-1.1.1.tgz#addaa7a93168f393f19eb2b15091618e2700f848"
+  integrity sha1-rdqnqTFo85PxnrKxUJFhjicA+Eg=
+  dependencies:
+    charenc ">= 0.0.1"
+    crypt ">= 0.0.1"
+
 shallow-clone@^3.0.0:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/shallow-clone/-/shallow-clone-3.0.1.tgz#8f2981ad92531f55035b01fb230769a40e02efa3"
@@ -11725,6 +11967,11 @@ static-extend@^0.1.1:
   resolved "https://registry.yarnpkg.com/statuses/-/statuses-1.5.0.tgz#161c7dac177659fd9811f43771fa99381478628c"
   integrity sha1-Fhx9rBd2Wf2YEfQ3cfqZOBR4Yow=
 
+stealthy-require@^1.1.1:
+  version "1.1.1"
+  resolved "https://registry.yarnpkg.com/stealthy-require/-/stealthy-require-1.1.1.tgz#35b09875b4ff49f26a777e509b3090a3226bf24b"
+  integrity sha1-NbCYdbT/SfJqd35QmzCQoyJr8ks=
+
 stream-shift@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/stream-shift/-/stream-shift-1.0.1.tgz#d7088281559ab2778424279b0877da3c392d5a3d"
@@ -11986,6 +12233,22 @@ swarm-js@^0.1.40:
     tar "^4.0.2"
     xhr-request "^1.0.1"
 
+sync-request@^6.0.0:
+  version "6.1.0"
+  resolved "https://registry.yarnpkg.com/sync-request/-/sync-request-6.1.0.tgz#e96217565b5e50bbffe179868ba75532fb597e68"
+  integrity sha512-8fjNkrNlNCrVc/av+Jn+xxqfCjYaBoHqCsDz6mt030UMxJGr+GSfCV1dQt2gRtlL63+VPidwDVLr7V2OcTSdRw==
+  dependencies:
+    http-response-object "^3.0.1"
+    sync-rpc "^1.2.1"
+    then-request "^6.0.0"
+
+sync-rpc@^1.2.1:
+  version "1.3.6"
+  resolved "https://registry.yarnpkg.com/sync-rpc/-/sync-rpc-1.3.6.tgz#b2e8b2550a12ccbc71df8644810529deb68665a7"
+  integrity sha512-J8jTXuZzRlvU7HemDgHi3pGnh/rkoqR/OZSjhTyyZrEkkYQbk7Z33AXp37mkPfPpfdOuj7Ex3H/TJM1z48uPQw==
+  dependencies:
+    get-port "^3.1.0"
+
 tape@^4.6.3:
   version "4.13.3"
   resolved "https://registry.yarnpkg.com/tape/-/tape-4.13.3.tgz#51b3d91c83668c7a45b1a594b607dee0a0b46278"
@@ -12106,6 +12369,23 @@ text-extensions@^1.0.0:
   resolved "https://registry.yarnpkg.com/text-extensions/-/text-extensions-1.9.0.tgz#1853e45fee39c945ce6f6c36b2d659b5aabc2a26"
   integrity sha512-wiBrwC1EhBelW12Zy26JeOUkQ5mRu+5o8rpsJk5+2t+Y5vE7e842qtZDQ2g1NpX/29HdyFeJ4nSIhI47ENSxlQ==
 
+then-request@^6.0.0:
+  version "6.0.2"
+  resolved "https://registry.yarnpkg.com/then-request/-/then-request-6.0.2.tgz#ec18dd8b5ca43aaee5cb92f7e4c1630e950d4f0c"
+  integrity sha512-3ZBiG7JvP3wbDzA9iNY5zJQcHL4jn/0BWtXIkagfz7QgOL/LqjCEOBQuJNZfu0XYnv5JhKh+cDxCPM4ILrqruA==
+  dependencies:
+    "@types/concat-stream" "^1.6.0"
+    "@types/form-data" "0.0.33"
+    "@types/node" "^8.0.0"
+    "@types/qs" "^6.2.31"
+    caseless "~0.12.0"
+    concat-stream "^1.6.0"
+    form-data "^2.2.0"
+    http-basic "^8.1.1"
+    http-response-object "^3.0.1"
+    promise "^8.0.0"
+    qs "^6.4.0"
+
 through2@^2.0.0, through2@^2.0.1, through2@^2.0.3:
   version "2.0.5"
   resolved "https://registry.yarnpkg.com/through2/-/through2-2.0.5.tgz#01c1e39eb31d07cb7d03a96a70823260b23132cd"
@@ -12200,7 +12480,7 @@ toidentifier@1.0.0:
   resolved "https://registry.yarnpkg.com/toidentifier/-/toidentifier-1.0.0.tgz#7e1be3470f1e77948bc43d94a3c8f4d7752ba553"
   integrity sha512-yaOH/Pk/VEhBWWTlhI+qXxDFXlejDGcQipMlyxda9nthulaxLZUNcUqFxokp0vcYnvteJln5FNQDRrxj3YcbVw==
 
-tough-cookie@~2.5.0:
+tough-cookie@^2.3.3, tough-cookie@~2.5.0:
   version "2.5.0"
   resolved "https://registry.yarnpkg.com/tough-cookie/-/tough-cookie-2.5.0.tgz#cd9fb2a0aa1d5a12b473bd9fb96fa3dcff65ade2"
   integrity sha512-nlLsUzgm1kfLXSXfRZMc1KLAugd4hqJHDTvc2hDIwS3mZAfMEuMbc03SujMF+GEcpaX/qboeycw6iO8JwVv2+g==