Finish documenting the action, asset, color, and element modules in GPUI

Remove SmallVec from the public API of GPUI

crates/ui/src/components/button/button_like.rs

@@ -407,8 +407,8 @@ impl VisibleOnHover for ButtonLike {
 }
 
 impl ParentElement for ButtonLike {
-    fn children_mut(&mut self) -> &mut SmallVec<[AnyElement; 2]> {
-        &mut self.children
+    fn extend(&mut self, elements: impl Iterator<Item = AnyElement>) {
+        self.children.extend(elements)
     }
 }
 

crates/ui/src/components/label/label_like.rs

@@ -78,8 +78,8 @@ impl LabelCommon for LabelLike {
 }
 
 impl ParentElement for LabelLike {
-    fn children_mut(&mut self) -> &mut SmallVec<[AnyElement; 2]> {
-        &mut self.children
+    fn extend(&mut self, elements: impl Iterator<Item = AnyElement>) {
+        self.children.extend(elements)
     }
 }
 

crates/ui/src/components/list/list.rs

@@ -40,8 +40,8 @@ impl List {
 }
 
 impl ParentElement for List {
-    fn children_mut(&mut self) -> &mut SmallVec<[AnyElement; 2]> {
-        &mut self.children
+    fn extend(&mut self, elements: impl Iterator<Item = AnyElement>) {
+        self.children.extend(elements)
     }
 }
 

crates/ui/src/components/list/list_item.rs

@@ -141,8 +141,8 @@ impl Selectable for ListItem {
 }
 
 impl ParentElement for ListItem {
-    fn children_mut(&mut self) -> &mut SmallVec<[AnyElement; 2]> {
-        &mut self.children
+    fn extend(&mut self, elements: impl Iterator<Item = AnyElement>) {
+        self.children.extend(elements)
     }
 }
 

crates/ui/src/components/popover.rs

@@ -74,7 +74,7 @@ impl Popover {
 }
 
 impl ParentElement for Popover {
-    fn children_mut(&mut self) -> &mut SmallVec<[AnyElement; 2]> {
-        &mut self.children
+    fn extend(&mut self, elements: impl Iterator<Item = AnyElement>) {
+        self.children.extend(elements)
     }
 }

crates/ui/src/components/tab.rs

@@ -92,8 +92,8 @@ impl Selectable for Tab {
 }
 
 impl ParentElement for Tab {
-    fn children_mut(&mut self) -> &mut SmallVec<[AnyElement; 2]> {
-        &mut self.children
+    fn extend(&mut self, elements: impl Iterator<Item = AnyElement>) {
+        self.children.extend(elements)
     }
 }
 

crates/ui/src/components/tab_bar.rs

@@ -83,8 +83,8 @@ impl TabBar {
 }
 
 impl ParentElement for TabBar {
-    fn children_mut(&mut self) -> &mut SmallVec<[AnyElement; 2]> {
-        &mut self.children
+    fn extend(&mut self, elements: impl Iterator<Item = AnyElement>) {
+        self.children.extend(elements)
     }
 }