import Bindings import XCTestDynamicOverlay public struct BackupStop { public var run: () throws -> Void public func callAsFunction() throws { try run() } } extension BackupStop { public static func live(_ bindingsBackup: BindingsBackup) -> BackupStop { BackupStop(run: bindingsBackup.stop) } } extension BackupStop { public static let unimplemented = BackupStop( run: XCTUnimplemented("\(Self.self)") ) }