fix: removed the garbage github copilot code out of flat_map and making iter_mut irrelevant

crates/comet_ecs/src/world.rs

@@ -83,7 +83,7 @@ impl World {
 	/// Deletes an entity by its ID.
 	pub fn delete_entity(&mut self, entity_id: usize) {
 		self.entities[entity_id] = None;
-		for (key, value) in self.components.iter_mut() {
+		for (_, value) in self.components.iter_mut() {
 			value.remove::<u8>(entity_id);
 		}
 		self.id_queue.sorted_enqueue(entity_id as u32);
@@ -164,7 +164,7 @@ impl World {
 	pub fn add_component<C: Component + 'static>(&mut self, entity_id: usize, component: C) {
 		assert_ne!(self.entities.get(entity_id), None, "There is no entity with this ID ({}) in the world!", entity_id);
 		self.components.set_component(entity_id, component);
-		let component_index = self.components.keys().iter_mut().position(|x| *x == *C::type_id()).unwrap();
+		let component_index = self.components.keys().iter_mut().position(|x| *x == C::type_id()).unwrap();
 
 		self.get_entity_mut(entity_id).unwrap().add_component(component_index);
 

crates/comet_structs/src/component_storage.rs

@@ -1,6 +1,6 @@
 use std::any::{Any, TypeId};
 use comet_log::*;
-use crate::{FlatMap, IterMut, SparseSet};
+use crate::{FlatMap, SparseSet};
 
 pub type ComponentStorage = FlatMap<TypeId, SparseSet>;
 
@@ -9,7 +9,6 @@ impl ComponentStorage {
 	pub fn register_component<T: 'static>(&mut self, capacity: usize) {
 		if !self.contains(&TypeId::of::<T>()) {
 			self.insert(TypeId::of::<T>(), SparseSet::new::<T>(capacity));
-			info!("Component {:?} has been registered", TypeId::of::<T>());
 		}
 		else {
 			error!("Component {:?} already exists", TypeId::of::<T>());
@@ -19,7 +18,6 @@ impl ComponentStorage {
 	pub fn deregister_component<T: 'static>(&mut self) {
 		if self.contains(&TypeId::of::<T>()) {
 			self.remove(&TypeId::of::<T>());
-			info!("Component {:?} has been deregistered", TypeId::of::<T>());
 		}
 		else {
 			error!("Component {:?} does not exist", TypeId::of::<T>());
@@ -64,11 +62,4 @@ impl ComponentStorage {
 			None
 		}
 	}
-
-	pub fn iter_mut(&mut self) -> IterMut<'_, &TypeId, &SparseSet> {
-		IterMut {
-			keys_iter: self.keys_mut(),
-			values_iter: self.values_mut(),
-		}
-	}
 }

crates/comet_structs/src/flat_map.rs

@@ -1,83 +1,54 @@
-#[derive(Clone)]
-pub struct MapNode<K, V> {
-    key: K,
-    value: V
-}
-
-impl<K, V> MapNode<K,V> {
-    pub fn new(key: K, value: V) -> Self {
-        Self {
-            key,
-            value
-        }
-    }
-
-    pub fn key(&self) -> &K {
-        &self.key
-    }
-
-    pub fn value(&self) -> &V {
-        &self.value
-    }
-}
-
 #[derive(Clone)]
 pub struct FlatMap<K: PartialEq, V> {
-    map: Vec<MapNode<K, V>>
+    map: Vec<(K,V)>
 }
 
-impl<K: PartialEq, V> FlatMap<K, V> {
+impl<K: PartialEq + Clone, V: Clone> FlatMap<K, V> {
     pub fn new() -> Self {
         Self {
             map: Vec::new()
         }
     }
 
-    pub fn keys(&self) -> Vec<&K> {
+    pub fn keys(&self) -> Vec<K> {
-        self.map.iter().map(|node| node.key()).collect::<Vec<&K>>()
+        self.map.iter().map(|node| node.0.clone()).collect::<Vec<K>>()
     }
 
-    pub fn values(&self) -> Vec<&V> {
+    pub fn values(&self) -> Vec<V> {
-        self.map.iter().map(|node| node.value()).collect::<Vec<&V>>()
+        self.map.iter().map(|node| node.1.clone()).collect::<Vec<V>>()
-    }
-
-    pub fn keys_mut(&mut self) -> impl Iterator<Item = &mut K> {
-        self.map.iter_mut().map(|node| &mut node.key)
-    }
-
-    pub fn values_mut(&mut self) -> impl Iterator<Item = &mut V> {
-        self.map.iter_mut().map(|node| &mut node.value)
     }
 
     pub fn insert(&mut self, key: K, value: V) {
-        let node = MapNode::new(key, value);
+        self.map.push((key,value));
-        self.map.push(node);
     }
 
     pub fn remove(&mut self, key: &K) {
-        self.map.retain(|node| node.key() != key);
+        self.map.retain(|node| node.0 != *key);
     }
 
     pub fn get(&self, key: &K) -> Option<&V> {
-        self.map.iter()
+        if let Some(node) = self.map.iter().find(|node| node.0 == *key) {
-            .find(|node| node.key() == key)
+            Some(&node.1)
-            .map(|node| node.value())
+        }
+        else {
+            None
+        }
     }
 
     pub fn get_mut(&mut self, key: &K) -> Option<&mut V> {
-        self.map.iter_mut()
+        if let Some(node) = self.map.iter_mut().find(|node| node.0 == *key) {
-            .find(|node| node.key() == key)
+            Some(&mut node.1)
-            .map(|node| node.value_mut())
+        }
+        else {
+            None
+        }
     }
 
     pub fn contains(&self, key: &K) -> bool {
-        self.map.iter().any(|node| node.key() == key)
+        self.map.iter().any(|node| node.0 == *key)
     }
-}
 
-// Add this method to MapNode to allow mutable access to value
+    pub fn iter_mut(&mut self) -> impl Iterator<Item = &mut (K, V)> {
-impl<K, V> MapNode<K, V> {
+        self.map.iter_mut()
-    fn value_mut(&mut self) -> &mut V {
-        &mut self.value
     }
 }

crates/comet_structs/src/iter_mut.rs

@@ -1,15 +0,0 @@
-pub struct IterMut<'a, K, V> {
-	pub(crate) keys_iter: std::slice::IterMut<'a, K>,
-	pub(crate) values_iter: std::slice::IterMut<'a, V>,
-}
-
-impl<'a, K, V> Iterator for IterMut<'a, K, V> {
-	type Item = (&'a mut K, &'a mut V);
-
-	fn next(&mut self) -> Option<Self::Item> {
-		match (self.keys_iter.next(), self.values_iter.next()) {
-			(Some(key), Some(value)) => Some((key, value)),
-			_ => None,
-		}
-	}
-}

crates/comet_structs/src/lib.rs

@@ -2,10 +2,8 @@ pub use column::Column;
 pub use sparse_set::SparseSet;
 pub use flat_map::FlatMap;
 pub use component_storage::ComponentStorage;
-pub use iter_mut::IterMut;
 
 mod column;
 mod sparse_set;
 mod flat_map;
 mod component_storage;
-mod iter_mut;