@canvas-js/chain-ethereum

The Ethers (v6) Ethereum signer takes an ethers signer, or generates a random ethers.Wallet, and uses it to sign a SIWE message authenticating a new session.

It also handles verification of messages matching this standard, and can be used in conjuction with @canvas-js/chain-ethereum-viem.

Table of Contents

• Installation
• API

Installation

npm i @canvas-js/chain-ethereum

API

import { AbstractSigner } from "ethers";
import type { Signature, SessionSigner, Action, Message, Session } from "@canvas-js/interfaces";
import type { SIWESessionData } from "./types.js";
export interface SIWESignerInit {
    chainId?: number;
    signer?: AbstractSigner;
    sessionDuration?: number;
}
export declare class SIWESigner implements SessionSigner<SIWESessionData> {
    constructor(init?: SIWESignerInit);
    readonly match: (address: string) => boolean;
    verifySession(topic: string, session: Session<SIWESessionData>): void;
    getSession(topic: string, options?: {
        timestamp?: number;
        fromCache?: boolean;
    }): Promise<Session<SIWESessionData>>;
    sign(message: Message<Action | Session>): Signature;
    clear(topic: string): Promise<void>;
}