import Bindings import XCTestDynamicOverlay public struct LogWriter { public init(handle: @escaping (String) -> Void) { self.handle = handle } public var handle: (String) -> Void } extension LogWriter { public static let unimplemented = LogWriter( handle: XCTUnimplemented("\(Self.self)") ) } extension LogWriter { func makeBindingsLogWriter() -> BindingsLogWriterProtocol { class CallbackObject: NSObject, BindingsLogWriterProtocol { init(_ callback: LogWriter) { self.callback = callback } let callback: LogWriter func log(_ p0: String?) { guard let p0 = p0 else { fatalError("BindingsLogWriter.log received `nil`") } callback.handle(p0) } } return CallbackObject(self) } }