Class UserOpBuilder

UserOperation Builder for creating and packing operations

Index

Constructors

Methods

buildUserOp buildBatchUserOp packUserOp getUserOpHash signUserOp

Constructors

constructor

new UserOpBuilder(options?: UserOpBuilderOptions): UserOpBuilder
Create a new UserOpBuilder instance
Parameters
- options: UserOpBuilderOptions = {}
  Optional configuration for the builder
Returns UserOpBuilder
- Defined in mechanisms/evm/src/erc4337/builder.ts:48

Methods

buildUserOp

buildUserOp(
    signer: SmartAccountSigner,
    intent: TransactionIntent,
    client: {},
    gasEstimate?: GasEstimate,
    paymaster?: PaymasterData,
): Promise<UserOperation>
Build a UserOperation from a transaction intent
Parameters
- signer: SmartAccountSigner
  The smart account signer
- intent: TransactionIntent
  The transaction intent to execute
- client: {}
  The public client for chain interaction
- OptionalgasEstimate: GasEstimate
  Optional gas estimates (uses defaults if not provided)
- Optionalpaymaster: PaymasterData
  Optional paymaster data for sponsored transactions
Returns Promise<UserOperation>
A UserOperation ready for signing
- Defined in mechanisms/evm/src/erc4337/builder.ts:63

buildBatchUserOp

buildBatchUserOp(
    signer: SmartAccountSigner,
    intents: TransactionIntent[],
    client: {},
    gasEstimate?: GasEstimate,
    paymaster?: PaymasterData,
): Promise<UserOperation>
Build a batch UserOperation from multiple transaction intents
Parameters
- signer: SmartAccountSigner
  The smart account signer
- intents: TransactionIntent[]
  Array of transaction intents to execute
- client: {}
  The public client for chain interaction
- OptionalgasEstimate: GasEstimate
  Optional gas estimates (uses defaults if not provided)
- Optionalpaymaster: PaymasterData
  Optional paymaster data for sponsored transactions
Returns Promise<UserOperation>
A UserOperation ready for signing
- Defined in mechanisms/evm/src/erc4337/builder.ts:117

packUserOp

packUserOp(userOp: UserOperation): PackedUserOperation
Pack a UserOperation for on-chain submission (v0.7 format)
Parameters
- userOp: UserOperation
  The UserOperation to pack
Returns PackedUserOperation
The packed UserOperation for on-chain submission
- Defined in mechanisms/evm/src/erc4337/builder.ts:172

getUserOpHash

getUserOpHash(
    userOp: UserOperation,
    client: {},
    _: number,
): Promise<`0x${string}`>
Compute the UserOperation hash for signing
Parameters
- userOp: UserOperation
  The UserOperation to hash
- client: {}
  The public client for chain interaction
- _: number
  The chain ID (reserved for future use)
Returns Promise<`0x${string}`>
The UserOperation hash
- Defined in mechanisms/evm/src/erc4337/builder.ts:194

signUserOp

signUserOp(
    userOp: UserOperation,
    signer: SmartAccountSigner,
    client: {},
    chainId: number,
): Promise<UserOperation>
Sign a UserOperation
Parameters
- userOp: UserOperation
  The UserOperation to sign
- signer: SmartAccountSigner
  The smart account signer
- client: {}
  The public client for chain interaction
- chainId: number
  The chain ID for the signature
Returns Promise<UserOperation>
The UserOperation with signature attached
- Defined in mechanisms/evm/src/erc4337/builder.ts:230