Modernize codebase

.babelrc

@@ -1,3 +1,3 @@
 {
-    "presets": ["es2015", "stage-2", "stage-3", "env"]
+  "presets": ["es2015", "stage-2", "stage-3", "env"]
 }

.eslintignore

@@ -0,0 +1,4 @@
+.DS_Store
+node_modules/
+coverage/
+@types/generated/

.eslintrc.js

@@ -0,0 +1,52 @@
+module.exports = {
+  root: true,
+  env: {
+    es2020: true,
+    node: true,
+    mocha: true,
+  },
+  globals: {
+    artifacts: "readonly",
+    contract: "readonly",
+    assert: "readonly",
+    web3: true,
+  },
+  overrides: [
+    {
+      files: ["**/*.ts"],
+      parser: "@typescript-eslint/parser",
+      plugins: ["@typescript-eslint"],
+      extends: [
+        "eslint:recommended",
+        "plugin:@typescript-eslint/eslint-recommended",
+        "plugin:@typescript-eslint/recommended",
+        "plugin:prettier/recommended",
+      ],
+      rules: {
+        "@typescript-eslint/no-unused-vars": [
+          "warn",
+          { argsIgnorePattern: "^_" },
+        ],
+        "@typescript-eslint/no-use-before-define": [
+          "error",
+          { functions: false, classes: false },
+        ],
+        "prettier/prettier": "warn",
+      },
+    },
+    {
+      files: ["**/*.js"],
+      extends: [
+        "eslint:recommended",
+        "standard",
+        "plugin:prettier/recommended",
+      ],
+      rules: {
+        camelcase: "error",
+        "no-unused-vars": ["error", { argsIgnorePattern: "^_" }],
+        "prettier/prettier": "warn",
+        "no-var": "error",
+      },
+    },
+  ],
+};

.gitattributes

@@ -0,0 +1,2 @@
+@types/generated/**/* linguist-generated=true
+

.githooks/pre-commit

@@ -0,0 +1,15 @@
+#!/bin/sh
+#
+# An example hook script to verify what is about to be committed.
+# Called by "git commit" with no arguments.  The hook should
+# exit with non-zero status after issuing an appropriate message if
+# it wants to stop the commit.
+#
+# To enable this hook, rename this file to "pre-commit".
+
+root_dir=$(git rev-parse --git-dir)
+root_dir=$(cd $root_dir > /dev/null && cd .. > /dev/null && pwd -P)
+
+cd $root_dir
+
+yarn precommit

.gitignore

@@ -1,14 +1,17 @@
+.DS_Store
 build/
 node_modules/
 coverage/
 coverage.json
 package-lock.json
 .idea/
-#local codebuild results
 artifacts/
-.DS_Store
 contracts/.DS_Store
 token.json
 credentials.json
 echidna/
 validate/apikey.infura
+ganache-blockchain-log.txt
+.coverage_artifacts
+.coverage_contracts
+yarn-error.log

.prettierignore

@@ -0,0 +1,5 @@
+.DS_Store
+node_modules/
+coverage/
+@types/generated/
+

.prettierrc

@@ -0,0 +1,30 @@
+{
+  "arrowParens": "always",
+  "bracketSpacing": true,
+  "htmlWhitespaceSensitivity": "css",
+  "insertPragma": false,
+  "printWidth": 80,
+  "proseWrap": "preserve",
+  "quoteProps": "as-needed",
+  "requirePragma": false,
+  "semi": true,
+  "singleQuote": false,
+  "tabWidth": 2,
+  "trailingComma": "es5",
+  "useTabs": false,
+  "overrides": [
+    {
+      "files": "*.sol",
+      "options": {
+        "tabWidth": 4,
+        "explicitTypes": "always"
+      }
+    },
+    {
+      "files": "*.md",
+      "options": {
+        "proseWrap": "always"
+      }
+    }
+  ]
+}

.solcover.js

@@ -1,8 +1,10 @@
 module.exports = {
+  providerOptions: {
     port: 8555,
-    testrpcOptions: '-p 8555 -d --accounts 15',
-    skipFiles: [
-        'test/'
-    ],
-    copyPackages: ['openzeppelin-solidity', 'zos-lib']
+    seed: "TestRPC is awesome!",
+    total_accounts: 15,
+    default_balance_ether: 1000000,
+  },
+  skipFiles: ["test/"],
+  copyPackages: ["openzeppelin-solidity", "zos-lib"],
 };

.solhint.json

@@ -0,0 +1,7 @@
+{
+  "extends": "solhint:recommended",
+  "rules": {
+    "compiler-version": ["error", "^0.6.0"],
+    "reason-string": ["warn", { "maxLength": 64 }]
+  }
+}

.travis.yml

@@ -1,16 +1,14 @@
 language: node_js
 node_js:
-  - 8
+  - 12
 
 before_install:
-  - curl -o- -L https://yarnpkg.com/install.sh | bash -s -- --version 1.9.2
+  - curl -o- -L https://yarnpkg.com/install.sh | bash
   - export PATH="$HOME/.yarn/bin:$PATH"
 
-
 install:
-  - npm install -g truffle@4.1.13
   - yarn install --frozen-lockfile
 
 script:
-  - yarn check --integrity && truffle compile && npm test
+  - yarn ganache & sleep 5 && yarn test
 

.vscode/extensions.json

@@ -0,0 +1,7 @@
+{
+  "recommendations": [
+    "dbaeumer.vscode-eslint",
+    "esbenp.prettier-vscode",
+    "juanblanco.solidity"
+  ]
+}

.vscode/settings.json

@@ -0,0 +1,29 @@
+{
+  "files.exclude": {
+    "**/.DS_Store": true,
+    "**/node_modules/": true
+  },
+  "solidity.packageDefaultDependenciesContractsDirectory": "",
+  "solidity.packageDefaultDependenciesDirectory": "node_modules",
+  "solidity.formatter": "none",
+  "files.trimTrailingWhitespace": true,
+  "editor.defaultFormatter": "esbenp.prettier-vscode",
+  "editor.insertSpaces": true,
+  "editor.tabSize": 2,
+  "[javascript]": {
+    "editor.formatOnSave": true
+  },
+  "[json]": {
+    "editor.formatOnSave": true
+  },
+  "[markdown]": {
+    "editor.formatOnSave": true
+  },
+  "[solidity]": {
+    "editor.tabSize": 4,
+    "editor.formatOnSave": true
+  },
+  "[typescript]": {
+    "editor.formatOnSave": true
+  }
+}