feat: add command to see edited buffers

helix-term/src/commands.rs

@@ -377,6 +377,7 @@ impl MappableCommand {
         file_picker_in_current_directory, "Open file picker at current working directory",
         code_action, "Perform code action",
         buffer_picker, "Open buffer picker",
+        modified_buffer_picker, "Open buffer picker for modified buffers",
         jumplist_picker, "Open jumplist picker",
         symbol_picker, "Open symbol picker",
         changed_file_picker, "Open changed file picker",
@@ -2948,7 +2949,7 @@ fn file_picker_in_current_directory(cx: &mut Context) {
     cx.push_layer(Box::new(overlaid(picker)));
 }
 
-fn buffer_picker(cx: &mut Context) {
+fn buffer_picker_impl(cx: &mut Context, only_modified: bool) {
     let current = view!(cx.editor).doc;
 
     struct BufferMeta {
@@ -2972,8 +2973,14 @@ fn buffer_picker(cx: &mut Context) {
         .documents
         .values()
         .map(new_meta)
+        .filter(|buf| if only_modified { buf.is_modified } else { true })
         .collect::<Vec<BufferMeta>>();
 
+    if only_modified && items.len() == 0 {
+        cx.editor.set_status("No buffers modified");
+        return;
+    }
+
     // mru
     items.sort_unstable_by_key(|item| std::cmp::Reverse(item.focused_at));
 
@@ -3016,6 +3023,14 @@ fn buffer_picker(cx: &mut Context) {
     cx.push_layer(Box::new(overlaid(picker)));
 }
 
+fn buffer_picker(cx: &mut Context) {
+    buffer_picker_impl(cx, false)
+}
+
+fn modified_buffer_picker(cx: &mut Context) {
+    buffer_picker_impl(cx, true)
+}
+
 fn jumplist_picker(cx: &mut Context) {
     struct JumpMeta {
         id: DocumentId,

helix-term/src/keymap/default.rs

@@ -222,6 +222,7 @@ pub fn default() -> HashMap<Mode, KeyTrie> {
             "f" => file_picker,
             "F" => file_picker_in_current_directory,
             "b" => buffer_picker,
+            "B" => modified_buffer_picker,
             "j" => jumplist_picker,
             "s" => symbol_picker,
             "S" => workspace_symbol_picker,