depositWithPermit

depositWithPermit(client, options): Promise<`0x${string}`>

Defined in: packages/synapse-core/src/pay/deposit-with-permit.ts:78

Deposit funds into the Filecoin Pay contract using an ERC-2612 permit

Signs an EIP-712 permit for the token and calls the depositWithPermit contract function to approve and deposit in a single transaction (no prior ERC20 approval needed).

Parameters

Parameter	Type	Description
`client`	`Client`<`Transport`, `Chain`, `Account`>	The viem client with account to use for the transaction.
`options`	`OptionsType`	depositWithPermit.OptionsType

Returns

Promise<`0x${string}`>

The transaction hash

Throws

Errors depositWithPermit.ErrorType

Example

import { depositWithPermit } from '@filoz/synapse-core/pay'
import { createWalletClient, http, parseUnits } from 'viem'
import { privateKeyToAccount } from 'viem/accounts'
import { calibration } from '@filoz/synapse-core/chains'

const account = privateKeyToAccount('0x...')
const client = createWalletClient({
  account,
  chain: calibration,
  transport: http(),
})

const hash = await depositWithPermit(client, {
  amount: parseUnits('100', 18),
})

console.log(hash)