/ethers-typed-data

Signs typed data as per an extension of the published version of EIP 712.

Primary LanguageTypeScriptMIT LicenseMIT

Ethers Typed Data

Signs typed data as per an extension of the published version of EIP 712.

Installation

npm install ethers-typed-data --save

Usage

import { buildTypedData, hashTypedData } from 'ethers-typed-data';

const typedData = buildTypedData(
  {
    name: 'test',
  },
  'Bid',
  {
    Identity: [
      { type: 'uint256', name: 'userId' },
      { type: 'address', name: 'wallet' },
    ],
    Bid: [
      { type: 'uint256', name: 'amount' },
      { type: 'Identity', name: 'bidder' },
    ],
  },
  {
    amount: 100,
    bidder: {
      userId: 10,
      wallet: '0xEEb4801FBc9781EEF20801853C1Cb25faB8A7a3b',
    },
  },
);

console.log('typed data:', typedData);

const hash = hashTypedData(typedData);

console.log('typed data hash:', hash);

License

MIT License.