@swift-5.6.3
func run(_ operation: () -> Void) { operation() } func runEscaping(_ operation: @escaping () -> Void) { operation() } @MainActor final class Bar { var count: Int = 0 func countUp() { run { count += 1 } runEscaping { [weak self] in guard let self = self else { return } print(self.count) } } }