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[Merged by Bors] - Add FromWorld bound to T in Local<T> #5481

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[Merged by Bors] - Add FromWorld bound to T in Local<T> #5481

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8 changes: 4 additions & 4 deletions crates/bevy_ecs/src/system/system_param.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -640,12 +640,12 @@ impl<'w, 's> SystemParamFetch<'w, 's> for WorldState {
/// // .add_system(reset_to_system(my_config))
/// # assert_is_system(reset_to_system(Config(10)));
/// ```
pub struct Local<'a, T: Resource>(&'a mut T);
pub struct Local<'a, T: Resource + FromWorld>(&'a mut T);

// SAFETY: Local only accesses internal state
unsafe impl<T: Resource> ReadOnlySystemParamFetch for LocalState<T> {}

impl<'a, T: Resource> Debug for Local<'a, T>
impl<'a, T: Resource + FromWorld> Debug for Local<'a, T>
where
T: Debug,
{
Expand All @@ -654,7 +654,7 @@ where
}
}

impl<'a, T: Resource> Deref for Local<'a, T> {
impl<'a, T: Resource + FromWorld> Deref for Local<'a, T> {
type Target = T;

#[inline]
Expand All @@ -663,7 +663,7 @@ impl<'a, T: Resource> Deref for Local<'a, T> {
}
}

impl<'a, T: Resource> DerefMut for Local<'a, T> {
impl<'a, T: Resource + FromWorld> DerefMut for Local<'a, T> {
#[inline]
fn deref_mut(&mut self) -> &mut Self::Target {
self.0
Expand Down