ApprovalSigner - Crossmint Docs

Protocol A signer that can approve a transaction or a signature request. Every Signer is an ApprovalSigner. The device signer conforms to this protocol only.

protocol ApprovalSigner : Sendable

Instance Properties

Property	Type	Description
`locator`	`SignerLocator?`	The locator that the Crossmint API uses for this signer. `nil` when the signer does not have a locator yet, for example a device signer with no key.

Instance Methods

approvals(for:)

Signs message. Returns the approvals to send for this message.

func approvals(for message: String) async throws(SignerError) -> [SignRequestApi.Approval]

initialize()

func initialize() async throws(SignerError)

initialize(_:)

Makes the signer ready to approve through service. A signer with no setup step does nothing.

func initialize(_ service: (any SmartWalletService)?) async throws(SignerError)