Fix staging error reporting (#25630)

Closes #ISSUE

Release Notes:

- N/A

crates/editor/src/editor.rs

@@ -7709,7 +7709,15 @@ impl Editor {
             for hunk in &hunks {
                 self.prepare_restore_change(&mut revert_changes, hunk, cx);
             }
-            Self::do_stage_or_unstage(project, false, buffer_id, hunks.into_iter(), &snapshot, cx);
+            Self::do_stage_or_unstage(
+                project,
+                false,
+                buffer_id,
+                hunks.into_iter(),
+                &snapshot,
+                window,
+                cx,
+            );
         }
         drop(chunk_by);
         if !revert_changes.is_empty() {
@@ -13424,13 +13432,13 @@ impl Editor {
     pub fn toggle_staged_selected_diff_hunks(
         &mut self,
         _: &::git::ToggleStaged,
-        _window: &mut Window,
+        window: &mut Window,
         cx: &mut Context<Self>,
     ) {
         let snapshot = self.buffer.read(cx).snapshot(cx);
         let ranges: Vec<_> = self.selections.disjoint.iter().map(|s| s.range()).collect();
         let stage = self.has_stageable_diff_hunks_in_ranges(&ranges, &snapshot);
-        self.stage_or_unstage_diff_hunks(stage, &ranges, cx);
+        self.stage_or_unstage_diff_hunks(stage, &ranges, window, cx);
     }
 
     pub fn stage_and_next(
@@ -13455,6 +13463,7 @@ impl Editor {
         &mut self,
         stage: bool,
         ranges: &[Range<Anchor>],
+        window: &mut Window,
         cx: &mut Context<Self>,
     ) {
         let snapshot = self.buffer.read(cx).snapshot(cx);
@@ -13466,7 +13475,7 @@ impl Editor {
             .diff_hunks_in_ranges(&ranges, &snapshot)
             .chunk_by(|hunk| hunk.buffer_id);
         for (buffer_id, hunks) in &chunk_by {
-            Self::do_stage_or_unstage(project, stage, buffer_id, hunks, &snapshot, cx);
+            Self::do_stage_or_unstage(project, stage, buffer_id, hunks, &snapshot, window, cx);
         }
     }
 
@@ -13478,7 +13487,7 @@ impl Editor {
     ) {
         let mut ranges = self.selections.disjoint_anchor_ranges().collect::<Vec<_>>();
         if ranges.iter().any(|range| range.start != range.end) {
-            self.stage_or_unstage_diff_hunks(stage, &ranges[..], cx);
+            self.stage_or_unstage_diff_hunks(stage, &ranges[..], window, cx);
             return;
         }
 
@@ -13521,7 +13530,7 @@ impl Editor {
                     buffer.read(cx).remote_id(),
                     range,
                 )];
-                self.stage_or_unstage_diff_hunks(stage, &ranges[..], cx);
+                self.stage_or_unstage_diff_hunks(stage, &ranges[..], window, cx);
                 let snapshot = self.buffer().read(cx).snapshot(cx);
                 let mut point = ranges.last().unwrap().end.to_point(&snapshot);
                 if point.row < snapshot.max_row().0 {
@@ -13535,7 +13544,7 @@ impl Editor {
                 return;
             }
         }
-        self.stage_or_unstage_diff_hunks(stage, &ranges[..], cx);
+        self.stage_or_unstage_diff_hunks(stage, &ranges[..], window, cx);
         self.go_to_next_hunk(&Default::default(), window, cx);
     }
 
@@ -13545,6 +13554,7 @@ impl Editor {
         buffer_id: BufferId,
         hunks: impl Iterator<Item = MultiBufferDiffHunk>,
         snapshot: &MultiBufferSnapshot,
+        window: &mut Window,
         cx: &mut App,
     ) {
         let Some(buffer) = project.read(cx).buffer_for_id(buffer_id, cx) else {
@@ -13587,20 +13597,18 @@ impl Editor {
                 cx,
             )
         };
-
         if file_exists {
             let buffer_store = project.read(cx).buffer_store().clone();
             buffer_store
                 .update(cx, |buffer_store, cx| buffer_store.save_buffer(buffer, cx))
                 .detach_and_log_err(cx);
         }
+        let recv = repo
+            .read(cx)
+            .set_index_text(&path, new_index_text.map(|rope| rope.to_string()));
 
-        cx.background_spawn(
+        cx.background_spawn(async move { recv.await? })
-            repo.read(cx)
+            .detach_and_notify_err(window, cx);
-                .set_index_text(&path, new_index_text.map(|rope| rope.to_string()))
-                .log_err(),
-        )
-        .detach();
     }
 
     pub fn expand_selected_diff_hunks(&mut self, cx: &mut Context<Self>) {

crates/editor/src/element.rs

@@ -8720,11 +8720,12 @@ fn diff_hunk_controls(
                     })
                     .on_click({
                         let editor = editor.clone();
-                        move |_event, _, cx| {
+                        move |_event, window, cx| {
                             editor.update(cx, |editor, cx| {
                                 editor.stage_or_unstage_diff_hunks(
                                     false,
                                     &[hunk_range.start..hunk_range.start],
+                                    window,
                                     cx,
                                 );
                             });
@@ -8749,11 +8750,12 @@ fn diff_hunk_controls(
                     })
                     .on_click({
                         let editor = editor.clone();
-                        move |_event, _, cx| {
+                        move |_event, window, cx| {
                             editor.update(cx, |editor, cx| {
                                 editor.stage_or_unstage_diff_hunks(
                                     true,
                                     &[hunk_range.start..hunk_range.start],
+                                    window,
                                     cx,
                                 );
                             });

crates/git/src/repository.rs

@@ -358,24 +358,30 @@ impl GitRepository for RealGitRepository {
 
             log::debug!("indexing SHA: {sha}, path {path:?}");
 
-            let status = new_std_command(&self.git_binary_path)
+            let output = new_std_command(&self.git_binary_path)
                 .current_dir(&working_directory)
                 .args(["update-index", "--add", "--cacheinfo", "100644", &sha])
                 .arg(path.as_ref())
-                .status()?;
+                .output()?;
 
-            if !status.success() {
+            if !output.status.success() {
-                return Err(anyhow!("Failed to add to index: {status:?}"));
+                return Err(anyhow!(
+                    "Failed to stage:\n{}",
+                    String::from_utf8_lossy(&output.stderr)
+                ));
             }
         } else {
-            let status = new_std_command(&self.git_binary_path)
+            let output = new_std_command(&self.git_binary_path)
                 .current_dir(&working_directory)
                 .args(["update-index", "--force-remove"])
                 .arg(path.as_ref())
-                .status()?;
+                .output()?;
 
-            if !status.success() {
+            if !output.status.success() {
-                return Err(anyhow!("Failed to remove from index: {status:?}"));
+                return Err(anyhow!(
+                    "Failed to unstage:\n{}",
+                    String::from_utf8_lossy(&output.stderr)
+                ));
             }
         }