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feat: EIP-7702 (#2570)
* wip: checkpoint * chore: format * wip: checkpoint * wip: checkpoint * chore: format * wip: checkpoint * wip: checkpoint * wip: format * wip: checkpoint * wip: checkpoint * wip: format * wip: tweaks * wip: docs * wip: checkpoint * wip: format * chore: tweaks * wip: checkpoint * wip: format * wip: checkpoint * wip: checkpoint * wip: format * wip: docs * wip: checkpoint * wip: format * wip: up * wip: tweak * wip: checkpoint * wip: tweaks * chore: tweak * wip: tweak contract * format * wip: transaction types * wip: estimateGas * wip: format * wip: tests * wip: docs * wip: docs * docs: wip * wip: docs * wip: docs * chore: changeset * types * test * test * format
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‎.changeset/metal-points-leave.md

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---
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"viem": minor
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---
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**Experimental:** Added EIP-7702 Extension. [See Docs](https://viem.sh/experimental/eip7702)

‎.vscode/settings.json

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"typescript.updateImportsOnFileMove.enabled": "always",
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"typescript.tsdk": "node_modules/typescript/lib",
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"typescript.enablePromptUseWorkspaceTsdk": true,
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"javascript.preferences.autoImportFileExcludePatterns": [
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"**/node_modules/**",
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"**/_types/**"
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],
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"typescript.preferences.autoImportFileExcludePatterns": [
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"**/node_modules/**",
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"**/_types/**"
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],
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"javascript.preferences.autoImportFileExcludePatterns": ["**/_types/**"],
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"typescript.preferences.autoImportFileExcludePatterns": ["**/_types/**"],
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"[json]": {
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"editor.defaultFormatter": "biomejs.biome"
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},

‎contracts/src/test/BatchCallInvoker.sol

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// SPDX-License-Identifier: Unlicense
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pragma solidity ^0.8.13;
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contract BatchCallInvoker {
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struct Call {
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bytes data;
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address to;
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uint256 value;
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}
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event CallEmitted(address indexed to, uint256 value, bytes data);
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function execute(Call[] calldata calls) external payable {
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for (uint256 i = 0; i < calls.length; i++) {
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Call memory call = calls[i];
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(bool success, ) = call.to.call{value: call.value}(call.data);
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require(success, "call reverted");
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emit CallEmitted(call.to, call.value, call.data);
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}
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}
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}

‎contracts/src/test/Event.sol

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// SPDX-License-Identifier: Unlicense
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pragma solidity ^0.8.13;
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contract Event {
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event MessageEmitted(address indexed to, uint256 value, bytes data);
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function execute() external payable {
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emit MessageEmitted(msg.sender, msg.value, msg.data);
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}
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}

‎package.json

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"ethers": "^6.0.2",
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"glob": "^10.4.1",
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"knip": "^5.17.4",
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"prool": "^0.0.15",
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"prool": "^0.0.16",
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"publint": "^0.2.8",
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"sherif": "^0.8.4",
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"simple-git-hooks": "^2.8.1",
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{
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"name": "import { getEnsAvatar } from 'viem/ens'",
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"path": "./src/_esm/ens/index.js",
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"limit": "22.7 kB",
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"limit": "23 kB",
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"import": "{ getEnsAvatar }"
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},
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{

‎pnpm-lock.yaml

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‎site/pages/account-abstraction/guides/sending-user-operations.md

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@@ -78,18 +78,18 @@ Next, we will need to set up a Bundler Client. A Bundler is required to submit U
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```ts twoslash
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import { createPublicClient, http } from 'viem'
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import { createBundlerClient } from 'viem/account-abstraction' // [!code focus]
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import { createBundlerClient } from 'viem/account-abstraction' // [!code ++] // [!code focus]
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import { mainnet } from 'viem/chains'
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const client = createPublicClient({
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chain: mainnet,
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transport: http(),
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})
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const bundlerClient = createBundlerClient({ // [!code focus]
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client, // [!code focus]
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transport: http('https://public.pimlico.io/v2/1/rpc'), // [!code focus]
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}) // [!code focus]
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const bundlerClient = createBundlerClient({ // [!code ++] // [!code focus]
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client, // [!code ++] // [!code focus]
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transport: http('https://public.pimlico.io/v2/1/rpc'), // [!code ++] // [!code focus]
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}) // [!code ++] // [!code focus]
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```
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:::info
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import { createPublicClient, http } from 'viem'
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import { createBundlerClient } from 'viem/account-abstraction'
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import { mainnet } from 'viem/chains'
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import { privateKeyToAccount } from 'viem/accounts' // [!code focus]
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import { privateKeyToAccount } from 'viem/accounts' // [!code ++] // [!code focus]
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const client = createPublicClient({
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chain: mainnet,
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transport: http('https://public.pimlico.io/v2/1/rpc'),
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})
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const owner = privateKeyToAccount('0x...') // [!code focus]
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const owner = privateKeyToAccount('0x...') // [!code ++] // [!code focus]
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```
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[See `privateKeyToAccount` Docs](/docs/accounts/local/privateKeyToAccount)
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```ts twoslash
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// @noErrors
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import { createPublicClient, http } from 'viem'
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import { // [!code focus]
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createBundlerClient, // [!code focus]
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toCoinbaseSmartAccount // [!code focus]
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} from 'viem/account-abstraction' // [!code focus]
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import { // [!code ++] // [!code focus]
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createBundlerClient, // [!code ++] // [!code focus]
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toCoinbaseSmartAccount // [!code ++] // [!code focus]
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} from 'viem/account-abstraction' // [!code ++] // [!code focus]
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import { mainnet } from 'viem/chains'
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import { privateKeyToAccount } from 'viem/accounts'
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const owner = privateKeyToAccount('0x...')
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const account = await toCoinbaseSmartAccount({ // [!code focus]
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client, // [!code focus]
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owners: [owner] // [!code focus]
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}) // [!code focus]
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const account = await toCoinbaseSmartAccount({ // [!code ++] // [!code focus]
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client, // [!code ++] // [!code focus]
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owners: [owner] // [!code ++] // [!code focus]
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}) // [!code ++] // [!code focus]
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```
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:::tip
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owners: [owner]
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})
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const hash = await bundlerClient.sendUserOperation({ // [!code focus]
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account, // [!code focus]
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calls: [{ // [!code focus]
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to: '0xcb98643b8786950F0461f3B0edf99D88F274574D', // [!code focus]
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value: parseEther('0.001') // [!code focus]
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}] // [!code focus]
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}) // [!code focus]
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const hash = await bundlerClient.sendUserOperation({ // [!code ++] // [!code focus]
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account, // [!code ++] // [!code focus]
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calls: [{ // [!code ++] // [!code focus]
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to: '0xcb98643b8786950F0461f3B0edf99D88F274574D', // [!code ++] // [!code focus]
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value: parseEther('0.001') // [!code ++] // [!code focus]
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}] // [!code ++] // [!code focus]
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}) // [!code ++] // [!code focus]
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const receipt = await bundlerClient.waitForUserOperationReceipt({ hash }) // [!code focus]
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const receipt = await bundlerClient.waitForUserOperationReceipt({ hash }) // [!code ++] // [!code focus]
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```
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:::tip

‎site/pages/docs/accounts/local/signTransaction.md

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storageKeys: ['0x1'],
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},
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],
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type: 'eip1559'
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chainId: 1,
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})
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```
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### authorizationList (optional)
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- **Type:** `AuthorizationList`
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Signed EIP-7702 Authorization list.
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```ts twoslash
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import { privateKeyToAccount } from 'viem/accounts'
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const account = privateKeyToAccount('0x...')
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// ---cut---
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const authorization = await account.experimental_signAuthorization({
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address: '0x...',
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chainId: 1,
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nonce: 1,
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})
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const signature = await account.signTransaction({
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authorizationList: [authorization], // [!code focus]
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chainId: 1,
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})
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```
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