@eth-optimism/core-db v0.0.1-alpha.30

Optimism is a Public Benefit Corporation dedicated to scaling Ethereum in a way that enshrines fair access to public goods. Optimism is focused on implementing a production-level Optimistic Rollup implementation that integrates with the Optimistic Virtual Machine (OVM) to scale arbitrary Solidity smart contracts.

To get involved, follow us on Twitter, join our Discord, and try out our OVM tutorial!

@optimism-monorepo is the Optimism monorepo. All of the core Optimism projects are hosted inside of the packages folder of this repository.

Packages

Package	Version	Description
@eth-optimism/ovm		Optimistic Virtual Machine
@eth-optimism/rollup-full-node		Fullnode RPC server for the OVM
@eth-optimism/rollup-dev-tools		Optimistic Rollup development tooling (includes Transpiler)

Repo Status

Contributing

Welcome! If you're looking to contribute to the future of Ethereum, you're in the right place.

Contributing Guide and Code of Conduct

Optimism follows a Contributing Guide and Code of Conduct adapted slightly from the Contributor Covenant. All contributors must read through this guide before contributing. We're here to cultivate a welcoming and inclusive contributing environment, and every new contributor needs to do their part to uphold our community standards.

Requirements and Setup

Cloning the Repo

Before you start working on an Optimism project, you'll need to clone our GitHub repository:

git clone git@github.com:ethereum-optimism/optimism-monorepo.git

Now, enter the repository.

cd optimism-monorepo

Node.js

Most of the projects in optimism-monorepo are Node.js projects. You'll need to install Node.js for your system before continuing. All code is only confirmed to work on Node.js v11.6, and there are known issues on more recent versions. Please set your Node.js version to 11.6.

Yarn

We're using a package manager called Yarn. You'll need to install Yarn before continuing.

Installing Dependencies

optimism-monorepo projects make use of several external packages.

Install all required packages with:

yarn install

Building

optimism-monorepo provides convenient tooling for building a package or set of packages.

Build all packages:

yarn run build

Build a specific package or set of packages:

PKGS=your,packages,here yarn run build

Linting

Clean code is the best code, so we've provided tools to automatically lint your projects.

Lint all packages:

yarn run lint

Lint a specific package or set of packages:

PKGS=your,packages,here yarn run lint

Automatically Fixing Linting Issues

We've also provided tools to make it possible to automatically fix any linting issues. It's much easier than trying to fix issues manually.

Fix all packages:

yarn run fix

Fix a specific package or set of packages:

PKGS=your,packages,here yarn run fix

Running Tests

optimism-monorepo projects usually makes use of a combination of Mocha (a testing framework) and Chai (an assertion library) for testing.

Run all tests:

yarn test

Run tests for a specific package or set of packages:

PKGS=your,packages,here yarn test

Contributors: remember to run tests and lint before submitting a pull request! Linted code with passing tests makes life easier for everyone and means your contribution can get pulled into this project faster.