viem
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JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.parseEip712Transaction = parseEip712Transaction;
const base_js_1 = require("../../errors/base.js");
const index_js_1 = require("../../utils/index.js");
function parseEip712Transaction(transaction) {
const payload = (0, index_js_1.fromHex)(transaction, 'bytes');
if (payload[0] !== 113)
throw new base_js_1.BaseError('transaction type must be eip712');
function validHex(value) {
if (!value || value === '0x')
return '0x0';
return value;
}
function parsePaymasterArray(arr) {
if (arr.length === 0)
return undefined;
if (arr.length !== 2)
throw new base_js_1.BaseError(`Invalid paymaster parameters, expected to have length of 2, found ${arr.length}!`);
return {
paymaster: arr[0],
paymasterInput: arr[1],
};
}
const raw = (0, index_js_1.fromRlp)(payload.slice(1));
const paymasterParams = parsePaymasterArray(raw[15]);
return {
type: 'eip712',
nonce: (0, index_js_1.hexToNumber)(validHex(raw[0])),
maxPriorityFeePerGas: (0, index_js_1.hexToBigInt)(validHex(raw[1])),
maxFeePerGas: (0, index_js_1.hexToBigInt)(validHex(raw[2])),
gas: (0, index_js_1.hexToBigInt)(validHex(raw[3])),
to: raw[4],
value: (0, index_js_1.hexToBigInt)(validHex(raw[5])),
data: raw[6],
v: (0, index_js_1.hexToBigInt)(validHex(raw[7])),
r: raw[8],
s: raw[9],
chainId: (0, index_js_1.hexToNumber)(validHex(raw[10])),
from: raw[11],
gasPerPubdata: (0, index_js_1.hexToBigInt)(validHex(raw[12])),
factoryDeps: raw[13],
customSignature: raw[14],
paymaster: paymasterParams?.paymaster,
paymasterInput: paymasterParams?.paymasterInput,
};
}
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