pub trait ArchetypeQueryData: QueryData { }Expand description
A marker trait to indicate that the query data filters at an archetype level.
This is needed to implement ExactSizeIterator for
QueryIter that contains archetype-level filters.
The trait must only be implemented for query data where its corresponding QueryData::IS_ARCHETYPAL is true.
Dyn Compatibility§
This trait is not dyn compatible.
In older versions of Rust, dyn compatibility was called "object safety", so this trait is not object safe.