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[Merged by Bors] - add Resources::iter to iterate over all resource IDs #6592

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[Merged by Bors] - add Resources::iter to iterate over all resource IDs #6592

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5 changes: 5 additions & 0 deletions crates/bevy_ecs/src/storage/resource.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -137,6 +137,11 @@ impl Resources {
self.resources.len()
}

/// Iterate over all resources that have been initialized, i.e. given a [`ComponentId`]
pub fn iter(&self) -> impl Iterator<Item = (ComponentId, &ResourceData)> {
self.resources.iter().map(|(id, data)| (*id, data))
}

/// Returns true if there are no resources stored in the [`World`],
/// false otherwise.
///
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