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EthereumTree

A ruby library to generate ETH addresses from a Hierarchical Deterministic wallet according to the BIP32 standard.

Installation

Add this line to your application's Gemfile:

gem 'ethereum_tree'

And then execute:

$ bundle

Or install it yourself as:

$ gem install ethereum_tree

Usage

  master_node = EthereumTree::Node.from_bip32('tprv8ZgxMBicQKsPd66VHk9cQagZEkrgFgNzR3jcjKpCBLW87wWnz9dNxHnx41tUZoKygnoBsr4LJNof4TJxdiRpn6bH11B1vDxKJDFr31NL49d')
  child_node  = master_node.node_for_path("m/0/0'/1")
  prv_key     = child_node.private_key # f627053ef9ff983c1eccedb58912a2d3fc9fbfaccc52e4ebe15f96b90bf2cb09
  addr        = child_node.to_address  # 0xe971e29e925d00c38396a12774f4bc3c46978076

Development

After checking out the repo, run bin/setup to install dependencies. Then, run rake spec to run the tests. You can also run bin/console for an interactive prompt that will allow you to experiment.

To install this gem onto your local machine, run bundle exec rake install. To release a new version, update the version number in version.rb, and then run bundle exec rake release, which will create a git tag for the version, push git commits and tags, and push the .gem file to rubygems.org.

Contributing

Bug reports and pull requests are welcome on GitHub at https://github.com/[USERNAME]/ethereum_tree. This project is intended to be a safe, welcoming space for collaboration, and contributors are expected to adhere to the Contributor Covenant code of conduct.

License

The gem is available as open source under the terms of the MIT License.

Code of Conduct

Everyone interacting in the EthereumTree project’s codebases, issue trackers, chat rooms and mailing lists is expected to follow the code of conduct.