approveCall

approveCall(options): OutputType

Defined in: packages/synapse-core/src/erc20/approve.ts:210

Create a call to the approve function

This function is used to create a call to the approve function for use with sendCalls, sendTransaction, multicall, estimateContractGas, or simulateContract.

Parameters

Parameter	Type	Description
options	OptionsType	approveCall.OptionsType

Returns

OutputType

The call to the approve function approveCall.OutputType

Throws

Errors approveCall.ErrorType

Example

import { approveCall } from '@filoz/synapse-core/erc20'
import { createWalletClient, http, parseUnits } from 'viem'
import { privateKeyToAccount } from 'viem/accounts'
import { simulateContract } from 'viem/actions'
import { calibration } from '@filoz/synapse-core/chains'

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

// Use with simulateContract
const { request } = await simulateContract(client, approveCall({
  chain: calibration,
  amount: parseUnits('100', 18),
}))

console.log(request)