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Add a paragraph to the lifetimeless module doc #9312

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merged 2 commits into from Aug 2, 2023
Merged

Add a paragraph to the lifetimeless module doc #9312

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Add a paragraph to the lifetimeless module
nicopap Jul 31, 2023
c7e0b47
Add dmyyy feedback
nicopap Jul 31, 2023
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9 changes: 8 additions & 1 deletion crates/bevy_ecs/src/system/system_param.rs
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Expand Up @@ -1413,9 +1413,16 @@ macro_rules! impl_system_param_tuple {
all_tuples!(impl_system_param_tuple, 0, 16, P);

/// Contains type aliases for built-in [`SystemParam`]s with `'static` lifetimes.
/// This can make it more convenient to refer to these types in contexts where
/// This makes it more convenient to refer to these types in contexts where
/// explicit lifetime annotations are required.
///
/// Note that this is entirely safe and tracks lifetimes correctly.
/// This purely exists for convenience.
///
/// You can't instantiate a static `SystemParam`, you'll always end up with
/// `Res<'w, T>`, `ResMut<'w, T>` or `&'w T` bound to the lifetime of the provided
/// `&'w World`.
///
/// [`SystemParam`]: super::SystemParam
pub mod lifetimeless {
/// A [`Query`](super::Query) with `'static` lifetimes.
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