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Make UseFuture Clone, factor out dependencies field

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kidkool850@gmail.com 2023-11-27 13:54:18 -06:00
parent 41182503ac
commit 9ca09e595d
1 changed files with 6 additions and 5 deletions
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11
packages/hooks/src/use_future.rs
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@ -31,13 +31,14 @@ where
let state = cx.use_hook(move || UseFuture { let state = cx.use_hook(move || UseFuture {
update: cx.schedule_update(), update: cx.schedule_update(),
needs_regen: Cell::new(true), needs_regen: Rc::new(Cell::new(true)),
state: val.clone(), state: val.clone(),
task: Default::default(), task: Default::default(),
dependencies: Vec::new(),
}); });
if dependencies.clone().apply(&mut state.dependencies) || state.needs_regen.get() { let state_dependencies = cx.use_hook(Vec::new);
if dependencies.clone().apply(state_dependencies) || state.needs_regen.get() {
// kill the old one, if it exists // kill the old one, if it exists
if let Some(task) = state.task.take() { if let Some(task) = state.task.take() {
cx.remove_future(task); cx.remove_future(task);
@ -69,11 +70,11 @@ pub enum FutureState<'a, T> {
Regenerating(&'a T), // the old value Regenerating(&'a T), // the old value
} }
#[derive(Clone)]
pub struct UseFuture<T: 'static> { pub struct UseFuture<T: 'static> {
update: Arc<dyn Fn()>, update: Arc<dyn Fn()>,
needs_regen: Cell<bool>, needs_regen: Rc<Cell<bool>>,
task: Rc<Cell<Option<TaskId>>>, task: Rc<Cell<Option<TaskId>>>,
dependencies: Vec<Box<dyn Any>>,
state: UseState<Option<T>>, state: UseState<Option<T>>,
} }