98     shelf: Option<Shelf>,  field
129                     shelf: None,  in new()
205             let mut shelf = state.lock().unwrap().shelf.take().unwrap_or_default();  in spawn_thread()  localVariable
232                                 state.shelf = Some(shelf);  in spawn_thread()
243                             f(&mut shelf);  in spawn_thread()
248                                 idle_fn(&mut shelf);  in spawn_thread()
271         let mut shelf = Shelf::default();  in test_shelf()  localVariable
274         assert_eq!(shelf.put(s), None);  in test_shelf()
277         assert_eq!(shelf.put(s2), Some("A string".to_string()));  in test_shelf()
285         assert_eq!(shelf.put(e1), None);  in test_shelf()
288         let s3 = shelf.get_downcast_ref::<String>().unwrap();  in test_shelf()
293             let e2 = shelf.get_downcast_mut::<Elf>().unwrap();  in test_shelf()
299         let e3 = shelf.remove_downcast_ref::<Elf>().unwrap();  in test_shelf()
302         assert_eq!(shelf.remove_downcast_ref::<Elf>(), None);  in test_shelf()
306             let i = shelf.get_mut::<u64>();  in test_shelf()
310         let i2 = shelf.get_downcast_ref::<u64>().unwrap();  in test_shelf()
314         assert_eq!(shelf.get_downcast_ref::<i32>(), None);  in test_shelf()
315         assert_eq!(shelf.get_downcast_mut::<i32>(), None);  in test_shelf()
316         assert_eq!(shelf.remove_downcast_ref::<i32>(), None);  in test_shelf()
326         at.queue_hi(move |shelf| {  in test_async_task()
329             shelf.put(Vec::<String>::new());  in test_async_task()
335             at.queue_lo(move |shelf| {  in test_async_task()
336                 let trace = shelf.get_mut::<Vec<String>>();  in test_async_task()
340             at.queue_hi(move |shelf| {  in test_async_task()
341                 let trace = shelf.get_mut::<Vec<String>>();  in test_async_task()
348         at.queue_lo(move |shelf| {  in test_async_task()
349             let trace = shelf.get_downcast_ref::<Vec<String>>().unwrap();  in test_async_task()
482         at.add_idle(move |shelf| {  in test_async_task_idle_queues_job()
487             let i = shelf.get_mut::<i32>();  in test_async_task_idle_queues_job()