mykoma

请问有代码折叠的功能么？

I have met a crash at ``` [self.inputStream scheduleInRunLoop:[NSRunLoop currentRunLoop] forMode:NSDefaultRunLoopMode]; [self.outputStream scheduleInRunLoop:[NSRunLoop currentRunLoop] forMode:NSDefaultRunLoopMode]; [self.inputStream open]; [self.outputStream open]; size_t dataLen = [data length]; [self.outputStream write:[data bytes] maxLength:dataLen]; while (self.isRunLoop)...