Merge pull request #1884 from ethereum-optimism/sc/sdk-base

feat: add base SDK package

packages/sdk/.eslintrc.js

+module.exports = {
+  extends: '../../.eslintrc.js',
+}

packages/sdk/.gitignore

+node_modules/
+build/

packages/sdk/.lintstagedrc.yml

+"*.{ts,js}":
+  - eslint

packages/sdk/.prettierrc.js

+module.exports = {
+  ...require('../../.prettierrc.js'),
+};
\ No newline at end of file

packages/sdk/LICENSE

+(The MIT License)
+
+Copyright 2020-2021 Optimism
+
+Permission is hereby granted, free of charge, to any person obtaining
+a copy of this software and associated documentation files (the
+"Software"), to deal in the Software without restriction, including
+without limitation the rights to use, copy, modify, merge, publish,
+distribute, sublicense, and/or sell copies of the Software, and to
+permit persons to whom the Software is furnished to do so, subject to
+the following conditions:
+
+The above copyright notice and this permission notice shall be
+included in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

packages/sdk/README.md

+[![codecov](https://codecov.io/gh/ethereum-optimism/optimism/branch/master/graph/badge.svg?token=0VTG7PG7YR&flag=sdk)](https://codecov.io/gh/ethereum-optimism/optimism)
+
+# @eth-optimism/sdk
+
+The `@eth-optimism/sdk` package provides a set of tools for interacting with Optimistic Ethereum.
+
+## Installation
+
+```
+npm install @eth-optimism/sdk
+```
+
+## API
+
+TODO: Fill this in once the initial package version is finished.

packages/sdk/package.json

+{
+  "name": "@eth-optimism/sdk",
+  "version": "0.0.1",
+  "description": "[Optimism] Tools for working with Optimistic Ethereum",
+  "main": "dist/index",
+  "types": "dist/index",
+  "files": [
+    "dist/index"
+  ],
+  "scripts": {
+    "all": "yarn clean && yarn build && yarn test && yarn lint:fix && yarn lint",
+    "build": "tsc -p tsconfig.build.json",
+    "clean": "rimraf dist/ ./tsconfig.build.tsbuildinfo",
+    "lint": "yarn lint:fix && yarn lint:check",
+    "lint:check": "eslint .",
+    "lint:fix": "yarn lint:check --fix",
+    "pre-commit": "lint-staged"
+  },
+  "keywords": [
+    "optimism",
+    "ethereum",
+    "sdk"
+  ],
+  "homepage": "https://github.com/ethereum-optimism/optimism-monorepo/tree/master/packages/sdk#readme",
+  "license": "MIT",
+  "author": "Optimism PBC",
+  "repository": {
+    "type": "git",
+    "url": "https://github.com/ethereum-optimism/optimism-monorepo.git"
+  },
+  "devDependencies": {
+    "@nomiclabs/hardhat-ethers": "^2.0.2",
+    "@nomiclabs/hardhat-waffle": "^2.0.1",
+    "@types/chai": "^4.2.18",
+    "@types/chai-as-promised": "^7.1.4",
+    "@types/mocha": "^8.2.2",
+    "@typescript-eslint/eslint-plugin": "^4.26.0",
+    "@typescript-eslint/parser": "^4.26.0",
+    "babel-eslint": "^10.1.0",
+    "chai": "^4.3.4",
+    "chai-as-promised": "^7.1.1",
+    "eslint": "^7.27.0",
+    "eslint-config-prettier": "^8.3.0",
+    "eslint-plugin-ban": "^1.5.2",
+    "eslint-plugin-import": "^2.23.4",
+    "eslint-plugin-jsdoc": "^35.1.2",
+    "eslint-plugin-prefer-arrow": "^1.2.3",
+    "eslint-plugin-prettier": "^3.4.0",
+    "eslint-plugin-react": "^7.24.0",
+    "eslint-plugin-unicorn": "^32.0.1",
+    "ethereum-waffle": "^3.4.0",
+    "hardhat": "^2.3.0",
+    "lint-staged": "11.0.0",
+    "mocha": "^8.4.0",
+    "nyc": "^15.1.0",
+    "prettier": "^2.3.1",
+    "ts-mocha": "^8.0.0",
+    "typescript": "^4.3.5"
+  },
+  "dependencies": {
+    "@eth-optimism/contracts": "0.5.5",
+    "@eth-optimism/core-utils": "0.7.3",
+    "@ethersproject/abstract-provider": "^5.5.1",
+    "@ethersproject/abstract-signer": "^5.5.0",
+    "ethers": "^5.5.2"
+  }
+}

packages/sdk/test/setup.ts

+/* External Imports */
+import chai = require('chai')
+import Mocha from 'mocha'
+import chaiAsPromised from 'chai-as-promised'
+
+chai.use(chaiAsPromised)
+const should = chai.should()
+const expect = chai.expect
+
+export { should, expect, Mocha }

packages/sdk/tsconfig.build.json

+{
+  "extends": "../../tsconfig.build.json",
+
+  "compilerOptions": {
+    "rootDir": "./src",
+    "outDir": "./dist"
+  },
+
+  "include": [
+    "src/**/*"
+  ]
+}

packages/sdk/tsconfig.json

+{
+  "extends": "../../tsconfig.json"
+}