move area() out of compositor trait

helix-term/src/commands.rs

@@ -4073,8 +4073,7 @@ pub fn completion(cx: &mut Context) {
             let size = compositor.size();
             let signature_help_area = compositor
                 .find_id::<Popup<SignatureHelp>>(SignatureHelp::ID)
-                .and_then(|signature_help| signature_help.area(size, editor))
-                .unwrap();
+                .map(|signature_help| signature_help.area(size, editor));
             let ui = compositor.find::<ui::EditorView>().unwrap();
 
             // Delete the signature help popup if they intersect.
@@ -4087,7 +4086,7 @@ pub fn completion(cx: &mut Context) {
                     trigger_offset,
                     size,
                 )
-                .filter(|area| area.intersects(signature_help_area))
+                .and_then(|area| Some(area.intersects(signature_help_area?)))
                 .is_some()
             {
                 compositor.remove(SignatureHelp::ID);

helix-term/src/commands/lsp.rs

@@ -13,7 +13,7 @@ use helix_core::{path, Selection};
 use helix_view::{apply_transaction, document::Mode, editor::Action, theme::Style};
 
 use crate::{
-    compositor::{self, Component, Compositor},
+    compositor::{self, Compositor},
     ui::{
         self, lsp::SignatureHelp, overlay::overlayed, DynamicPicker, FileLocation, FilePicker,
         Popup, PromptEvent,
@@ -1143,8 +1143,8 @@ pub fn signature_help_impl(cx: &mut Context, invoked: SignatureHelpInvoked) {
                 .unwrap()
                 .completion
                 .as_mut()
-                .and_then(|completion| completion.area(size, editor))
-                .filter(|area| area.intersects(popup.area(size, editor).unwrap()))
+                .map(|completion| completion.area(size, editor))
+                .filter(|area| area.intersects(popup.area(size, editor)))
                 .is_some()
             {
                 return;

helix-term/src/compositor.rs

@@ -71,10 +71,6 @@ pub trait Component: Any + AnyComponent {
     fn id(&self) -> Option<&'static str> {
         None
     }
-
-    fn area(&mut self, _viewport: Rect, _editor: &Editor) -> Option<Rect> {
-        None
-    }
 }
 
 pub struct Compositor {

helix-term/src/ui/completion.rs

@@ -364,6 +364,10 @@ impl Completion {
 
         true
     }
+
+    pub fn area(&mut self, viewport: Rect, editor: &Editor) -> Rect {
+        self.popup.area(viewport, editor)
+    }
 }
 
 impl Component for Completion {
@@ -484,8 +488,4 @@ impl Component for Completion {
             markdown_doc.render(area, surface, cx);
         }
     }
-
-    fn area(&mut self, viewport: Rect, editor: &Editor) -> Option<Rect> {
-        self.popup.area(viewport, editor)
-    }
 }

helix-term/src/ui/editor.rs

@@ -1055,7 +1055,6 @@ impl EditorView {
         }
     }
 
-    #[allow(clippy::too_many_arguments)]
     pub fn set_completion(
         &mut self,
         editor: &mut Editor,
@@ -1084,7 +1083,7 @@ impl EditorView {
         // TODO : propagate required size on resize to completion too
         completion.required_size((size.width, size.height));
         self.completion = Some(completion);
-        area
+        Some(area)
     }
 
     pub fn clear_completion(&mut self, editor: &mut Editor) {

helix-term/src/ui/popup.rs

@@ -158,6 +158,17 @@ impl<T: Component> Popup<T> {
     pub fn contents_mut(&mut self) -> &mut T {
         &mut self.contents
     }
+
+    pub fn area(&mut self, viewport: Rect, editor: &Editor) -> Rect {
+        // trigger required_size so we recalculate if the child changed
+        self.required_size((viewport.width, viewport.height));
+
+        let (rel_x, rel_y) = self.get_rel_position(viewport, editor);
+
+        // clip to viewport
+        let area = viewport.intersection(Rect::new(rel_x, rel_y, self.size.0, self.size.1));
+        area
+    }
 }
 
 impl<T: Component> Component for Popup<T> {
@@ -235,7 +246,7 @@ impl<T: Component> Component for Popup<T> {
     }
 
     fn render(&mut self, viewport: Rect, surface: &mut Surface, cx: &mut Context) {
-        let area = self.area(viewport, cx.editor).unwrap();
+        let area = self.area(viewport, cx.editor);
         cx.scroll = Some(self.scroll);
 
         // clear area
@@ -283,15 +294,4 @@ impl<T: Component> Component for Popup<T> {
     fn id(&self) -> Option<&'static str> {
         Some(self.id)
     }
-
-    fn area(&mut self, viewport: Rect, editor: &Editor) -> Option<Rect> {
-        // trigger required_size so we recalculate if the child changed
-        self.required_size((viewport.width, viewport.height));
-
-        let (rel_x, rel_y) = self.get_rel_position(viewport, editor);
-
-        // clip to viewport
-        let area = viewport.intersection(Rect::new(rel_x, rel_y, self.size.0, self.size.1));
-        Some(area)
-    }
 }