vim: Allow search with operators & visual mode (#10226)

Fixes: #4346

Release Notes:

- vim: Add search motions (`/,?,n,N,*,#`) in visual modes and as targets
for operators like `d`,`c`,`y`
([#4346](https://github.com/zed-industries/zed/issues/4346)).

crates/vim/src/vim.rs

@@ -21,7 +21,7 @@ use collections::HashMap;
 use command_palette_hooks::{CommandPaletteFilter, CommandPaletteInterceptor};
 use editor::{
     movement::{self, FindRange},
-    Editor, EditorEvent, EditorMode,
+    Anchor, Editor, EditorEvent, EditorMode,
 };
 use gpui::{
     actions, impl_actions, Action, AppContext, EntityId, FocusableView, Global, KeystrokeEvent,
@@ -295,6 +295,18 @@ impl Vim {
         Some(editor.update(cx, |editor, cx| update(self, editor, cx)))
     }
 
+    fn editor_selections(&mut self, cx: &mut WindowContext) -> Vec<Range<Anchor>> {
+        self.update_active_editor(cx, |_, editor, _| {
+            editor
+                .selections
+                .disjoint_anchors()
+                .iter()
+                .map(|selection| selection.tail()..selection.head())
+                .collect()
+        })
+        .unwrap_or_default()
+    }
+
     /// When doing an action that modifies the buffer, we start recording so that `.`
     /// will replay the action.
     pub fn start_recording(&mut self, cx: &mut WindowContext) {