revert(ecs): make component removals not queryable

This reverts commit 43cbd47900d23801c584def1b7877fdea700c23a.

1 files changed, 6 insertions, 0 deletions

diff --git a/ecs/src/event/component.rs b/ecs/src/event/component.rs
index 72a78a3..ef09480 100644
--- a/ecs/src/event/component.rs
+++ b/ecs/src/event/component.rs
@@ -10,3 +10,9 @@ use crate::Component;
 /// b) The target component is added to a entity.
 #[derive(Debug, Component)]
 pub struct Added(Infallible);
+
+/// Pair relation for events emitted when:
+/// a) The target component is removed from a entity.
+/// b) A entity with the target component is despawned.
+#[derive(Debug, Component)]
+pub struct Removed(Infallible);