opstack-kit-chains
Version:
Support your OP-Stack network with 'opstack-kit'
38 lines • 1.44 kB
JavaScript
import { parseAccount } from '../../../accounts/utils/parseAccount.js';
import { AccountNotFoundError } from '../../../errors/account.js';
/**
* Extract capabilities that a connected wallet supports (e.g. paymasters, session keys, etc).
*
* - Docs: https://viem.sh/experimental/eip5792/getCapabilities
* - JSON-RPC Methods: [`wallet_getCapabilities`](https://eips.ethereum.org/EIPS/eip-5792)
*
* @param client - Client to use
* @returns The wallet's capabilities. {@link GetCapabilitiesReturnType}
*
* @example
* import { createWalletClient, custom } from 'viem'
* import { mainnet } from 'viem/chains'
* import { getCapabilities } from 'viem/wallet'
*
* const client = createWalletClient({
* chain: mainnet,
* transport: custom(window.ethereum),
* })
* const capabilities = await getCapabilities(client)
*/
export async function getCapabilities(...parameters) {
const [client, args] = parameters;
const account_raw = args?.account ?? client.account;
if (!account_raw)
throw new AccountNotFoundError();
const account = parseAccount(account_raw);
const capabilities_raw = await client.request({
method: 'wallet_getCapabilities',
params: [account.address],
});
const capabilities = {};
for (const [key, value] of Object.entries(capabilities_raw))
capabilities[Number(key)] = value;
return capabilities;
}
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