@coinbase/wallet-sdk/dist/sign/scw/utils.js

Coinbase Wallet JavaScript SDK

import { isAddress } from 'viem';
import { standardErrors } from '../../core/error/errors.js';
export function assertGetCapabilitiesParams(params) {
    if (!params || !Array.isArray(params) || (params.length !== 1 && params.length !== 2)) {
        throw standardErrors.rpc.invalidParams();
    }
    if (typeof params[0] !== 'string' || !isAddress(params[0])) {
        throw standardErrors.rpc.invalidParams();
    }
    if (params.length === 2) {
        if (!Array.isArray(params[1])) {
            throw standardErrors.rpc.invalidParams();
        }
        for (const param of params[1]) {
            if (typeof param !== 'string' || !param.startsWith('0x')) {
                throw standardErrors.rpc.invalidParams();
            }
        }
    }
}
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