createERC20TransferVoucher

Utility to create a Voucher to transfer ERC-20 from the application to a destination address on the base layer.

Usage

The example below shows how to create a Voucher to withdraw 1 CTSI to the msg_sender of the an input.

import { createApp } from "@deroll/app";
import { createERC20TransferVoucher } from "@deroll/wallet";
import { parseUnits } from "viem";
 
// create app
const app = createApp({ url: "http://127.0.0.1:5004" });
 
const token = "0x491604c0FDF08347Dd1fa4Ee062a822A5DD06B5D"; // CTSI address
app.addAdvanceHandler(async ({ metadata }) => {
    const value = parseUnits("1", 18);
    const voucher = createERC20TransferVoucher( 
        token, 
        metadata.msg_sender, 
        value, 
    ); 
    await app.createVoucher(voucher);
    return "accept";
});

Returns

Type: Voucher

Parameters

Type: Address

ERC-20 token address.

Type: Address

Destination address.

Type: bigint

Amount to transfer.