Provider model

should be usable both for tests and for normal actions

Features

• Keep your private keys in your client, safe and sound

• Import and export JSON wallets (Geth, Parity and crowdsale)

• Import and export BIP 39 mnemonic phrases (12 word backup phrases) and HD Wallets (English, Italian, Japanese, Korean, Simplified Chinese, Traditional Chinese; more coming soon)

• Meta-classes create JavaScript objects from any contract ABI, including ABIv2 and Human-Readable ABI

• Connect to Ethereum nodes over JSON-RPC, INFURA, Etherscan, Alchemy, Cloudflare or MetaMask.

• ENS names are first-class citizens; they can be used anywhere an Ethereum addresses can be used

• Tiny (~88kb compressed; 284kb uncompressed)

• Complete functionality for all your Ethereum needs

• Extensive documentation

• Large collection of test cases which are maintained and added to

• Fully TypeScript ready, with definition files and full TypeScript source

• MIT License (including ALL dependencies); completely open source to do with as you please

• Compatible with ethers.js and Metamask web3 providers via WASM

• Calls by default are made async -> provide a synchronous API

• Provider

• Signer

• Contract

• Choice of BigNumber library? Probably the ones in ethabi

• Human readable ABI very important

• https://docs-beta.ethers.io/getting-started/

• Supports IN-EVM Testing -> SUPER fast tests which are ALSO typesafe

• build.rs type safe methods

This library is inspired by the APIs of Riemann Ether and Ethers https://github.com/summa-tx/riemann-ether#development

• Listening to events via HTTP polls, while WS push/pulls -> look at rust-web3

• Async std futures 1.0 RPC calls for everything rpc_impl! using reqwest and mockito

https://github.com/ethers-io/ethers.js/blob/ethers-v5-beta/packages/contracts/src.ts/index.ts#L721

• Wallet

ethers::wallet::new().connect(provider) ::get_default_provider()