1use crate::{
2 DIAGNOSTICS_UPDATE_DEBOUNCE, IncludeWarnings, ToggleWarnings, context_range_for_entry,
3 diagnostic_renderer::{DiagnosticBlock, DiagnosticRenderer},
4 toolbar_controls::DiagnosticsToolbarEditor,
5};
6use anyhow::Result;
7use collections::HashMap;
8use editor::{
9 Editor, EditorEvent, ExcerptRange, MultiBuffer, PathKey,
10 display_map::{BlockPlacement, BlockProperties, BlockStyle, CustomBlockId},
11 multibuffer_context_lines,
12};
13use gpui::{
14 AnyElement, App, AppContext, Context, Entity, EntityId, EventEmitter, FocusHandle, Focusable,
15 InteractiveElement, IntoElement, ParentElement, Render, SharedString, Styled, Subscription,
16 Task, WeakEntity, Window, actions, div,
17};
18use language::{Buffer, DiagnosticEntry, DiagnosticEntryRef, Point};
19use project::{
20 DiagnosticSummary, Event, Project, ProjectItem, ProjectPath,
21 project_settings::{DiagnosticSeverity, ProjectSettings},
22};
23use settings::Settings;
24use std::{
25 any::{Any, TypeId},
26 cmp::Ordering,
27 sync::Arc,
28};
29use text::{Anchor, BufferSnapshot, OffsetRangeExt};
30use ui::{Button, ButtonStyle, Icon, IconName, Label, Tooltip, h_flex, prelude::*};
31use workspace::{
32 ItemHandle, ItemNavHistory, ToolbarItemLocation, Workspace,
33 item::{BreadcrumbText, Item, ItemEvent, TabContentParams},
34};
35
36actions!(
37 diagnostics,
38 [
39 /// Opens the project diagnostics view for the currently focused file.
40 DeployCurrentFile,
41 ]
42);
43
44/// The `BufferDiagnosticsEditor` is meant to be used when dealing specifically
45/// with diagnostics for a single buffer, as only the excerpts of the buffer
46/// where diagnostics are available are displayed.
47pub(crate) struct BufferDiagnosticsEditor {
48 pub project: Entity<Project>,
49 focus_handle: FocusHandle,
50 editor: Entity<Editor>,
51 /// The current diagnostic entries in the `BufferDiagnosticsEditor`. Used to
52 /// allow quick comparison of updated diagnostics, to confirm if anything
53 /// has changed.
54 pub(crate) diagnostics: Vec<DiagnosticEntry<Anchor>>,
55 /// The blocks used to display the diagnostics' content in the editor, next
56 /// to the excerpts where the diagnostic originated.
57 blocks: Vec<CustomBlockId>,
58 /// Multibuffer to contain all excerpts that contain diagnostics, which are
59 /// to be rendered in the editor.
60 multibuffer: Entity<MultiBuffer>,
61 /// The buffer for which the editor is displaying diagnostics and excerpts
62 /// for.
63 buffer: Option<Entity<Buffer>>,
64 /// The path for which the editor is displaying diagnostics for.
65 project_path: ProjectPath,
66 /// Summary of the number of warnings and errors for the path. Used to
67 /// display the number of warnings and errors in the tab's content.
68 summary: DiagnosticSummary,
69 /// Whether to include warnings in the list of diagnostics shown in the
70 /// editor.
71 pub(crate) include_warnings: bool,
72 /// Keeps track of whether there's a background task already running to
73 /// update the excerpts, in order to avoid firing multiple tasks for this purpose.
74 pub(crate) update_excerpts_task: Option<Task<Result<()>>>,
75 /// The project's subscription, responsible for processing events related to
76 /// diagnostics.
77 _subscription: Subscription,
78}
79
80impl BufferDiagnosticsEditor {
81 /// Creates new instance of the `BufferDiagnosticsEditor` which can then be
82 /// displayed by adding it to a pane.
83 pub fn new(
84 project_path: ProjectPath,
85 project_handle: Entity<Project>,
86 buffer: Option<Entity<Buffer>>,
87 include_warnings: bool,
88 window: &mut Window,
89 cx: &mut Context<Self>,
90 ) -> Self {
91 // Subscribe to project events related to diagnostics so the
92 // `BufferDiagnosticsEditor` can update its state accordingly.
93 let project_event_subscription = cx.subscribe_in(
94 &project_handle,
95 window,
96 |buffer_diagnostics_editor, _project, event, window, cx| match event {
97 Event::DiskBasedDiagnosticsStarted { .. } => {
98 cx.notify();
99 }
100 Event::DiskBasedDiagnosticsFinished { .. } => {
101 buffer_diagnostics_editor.update_all_excerpts(window, cx);
102 }
103 Event::DiagnosticsUpdated {
104 paths,
105 language_server_id,
106 } => {
107 // When diagnostics have been updated, the
108 // `BufferDiagnosticsEditor` should update its state only if
109 // one of the paths matches its `project_path`, otherwise
110 // the event should be ignored.
111 if paths.contains(&buffer_diagnostics_editor.project_path) {
112 buffer_diagnostics_editor.update_diagnostic_summary(cx);
113
114 if buffer_diagnostics_editor.editor.focus_handle(cx).contains_focused(window, cx) || buffer_diagnostics_editor.focus_handle.contains_focused(window, cx) {
115 log::debug!("diagnostics updated for server {language_server_id}. recording change");
116 } else {
117 log::debug!("diagnostics updated for server {language_server_id}. updating excerpts");
118 buffer_diagnostics_editor.update_all_excerpts(window, cx);
119 }
120 }
121 }
122 _ => {}
123 },
124 );
125
126 let focus_handle = cx.focus_handle();
127
128 cx.on_focus_in(
129 &focus_handle,
130 window,
131 |buffer_diagnostics_editor, window, cx| buffer_diagnostics_editor.focus_in(window, cx),
132 )
133 .detach();
134
135 cx.on_focus_out(
136 &focus_handle,
137 window,
138 |buffer_diagnostics_editor, _event, window, cx| {
139 buffer_diagnostics_editor.focus_out(window, cx)
140 },
141 )
142 .detach();
143
144 let summary = project_handle
145 .read(cx)
146 .diagnostic_summary_for_path(&project_path, cx);
147
148 let multibuffer = cx.new(|cx| MultiBuffer::new(project_handle.read(cx).capability()));
149 let max_severity = Self::max_diagnostics_severity(include_warnings);
150 let editor = cx.new(|cx| {
151 let mut editor = Editor::for_multibuffer(
152 multibuffer.clone(),
153 Some(project_handle.clone()),
154 window,
155 cx,
156 );
157 editor.set_vertical_scroll_margin(5, cx);
158 editor.disable_inline_diagnostics();
159 editor.set_max_diagnostics_severity(max_severity, cx);
160 editor.set_all_diagnostics_active(cx);
161 editor
162 });
163
164 // Subscribe to events triggered by the editor in order to correctly
165 // update the buffer's excerpts.
166 cx.subscribe_in(
167 &editor,
168 window,
169 |buffer_diagnostics_editor, _editor, event: &EditorEvent, window, cx| {
170 cx.emit(event.clone());
171
172 match event {
173 // If the user tries to focus on the editor but there's actually
174 // no excerpts for the buffer, focus back on the
175 // `BufferDiagnosticsEditor` instance.
176 EditorEvent::Focused => {
177 if buffer_diagnostics_editor.multibuffer.read(cx).is_empty() {
178 window.focus(&buffer_diagnostics_editor.focus_handle);
179 }
180 }
181 EditorEvent::Blurred => {
182 buffer_diagnostics_editor.update_all_excerpts(window, cx)
183 }
184 _ => {}
185 }
186 },
187 )
188 .detach();
189
190 let diagnostics = vec![];
191 let update_excerpts_task = None;
192 let mut buffer_diagnostics_editor = Self {
193 project: project_handle,
194 focus_handle,
195 editor,
196 diagnostics,
197 blocks: Default::default(),
198 multibuffer,
199 buffer,
200 project_path,
201 summary,
202 include_warnings,
203 update_excerpts_task,
204 _subscription: project_event_subscription,
205 };
206
207 buffer_diagnostics_editor.update_all_diagnostics(window, cx);
208 buffer_diagnostics_editor
209 }
210
211 fn deploy(
212 workspace: &mut Workspace,
213 _: &DeployCurrentFile,
214 window: &mut Window,
215 cx: &mut Context<Workspace>,
216 ) {
217 // Determine the currently opened path by finding the active editor and
218 // finding the project path for the buffer.
219 // If there's no active editor with a project path, avoiding deploying
220 // the buffer diagnostics view.
221 if let Some(editor) = workspace.active_item_as::<Editor>(cx)
222 && let Some(project_path) = editor.project_path(cx)
223 {
224 // Check if there's already a `BufferDiagnosticsEditor` tab for this
225 // same path, and if so, focus on that one instead of creating a new
226 // one.
227 let existing_editor = workspace
228 .items_of_type::<BufferDiagnosticsEditor>(cx)
229 .find(|editor| editor.read(cx).project_path == project_path);
230
231 if let Some(editor) = existing_editor {
232 workspace.activate_item(&editor, true, true, window, cx);
233 } else {
234 let include_warnings = match cx.try_global::<IncludeWarnings>() {
235 Some(include_warnings) => include_warnings.0,
236 None => ProjectSettings::get_global(cx).diagnostics.include_warnings,
237 };
238
239 let item = cx.new(|cx| {
240 Self::new(
241 project_path,
242 workspace.project().clone(),
243 editor.read(cx).buffer().read(cx).as_singleton(),
244 include_warnings,
245 window,
246 cx,
247 )
248 });
249
250 workspace.add_item_to_active_pane(Box::new(item), None, true, window, cx);
251 }
252 }
253 }
254
255 pub fn register(
256 workspace: &mut Workspace,
257 _window: Option<&mut Window>,
258 _: &mut Context<Workspace>,
259 ) {
260 workspace.register_action(Self::deploy);
261 }
262
263 fn update_all_diagnostics(&mut self, window: &mut Window, cx: &mut Context<Self>) {
264 self.update_all_excerpts(window, cx);
265 }
266
267 fn update_diagnostic_summary(&mut self, cx: &mut Context<Self>) {
268 let project = self.project.read(cx);
269
270 self.summary = project.diagnostic_summary_for_path(&self.project_path, cx);
271 }
272
273 /// Enqueue an update to the excerpts and diagnostic blocks being shown in
274 /// the editor.
275 pub(crate) fn update_all_excerpts(&mut self, window: &mut Window, cx: &mut Context<Self>) {
276 // If there's already a task updating the excerpts, early return and let
277 // the other task finish.
278 if self.update_excerpts_task.is_some() {
279 return;
280 }
281
282 let buffer = self.buffer.clone();
283
284 self.update_excerpts_task = Some(cx.spawn_in(window, async move |editor, cx| {
285 cx.background_executor()
286 .timer(DIAGNOSTICS_UPDATE_DEBOUNCE)
287 .await;
288
289 if let Some(buffer) = buffer {
290 editor
291 .update_in(cx, |editor, window, cx| {
292 editor.update_excerpts(buffer, window, cx)
293 })?
294 .await?;
295 };
296
297 let _ = editor.update(cx, |editor, cx| {
298 editor.update_excerpts_task = None;
299 cx.notify();
300 });
301
302 Ok(())
303 }));
304 }
305
306 /// Updates the excerpts in the `BufferDiagnosticsEditor` for a single
307 /// buffer.
308 fn update_excerpts(
309 &mut self,
310 buffer: Entity<Buffer>,
311 window: &mut Window,
312 cx: &mut Context<Self>,
313 ) -> Task<Result<()>> {
314 let was_empty = self.multibuffer.read(cx).is_empty();
315 let multibuffer_context = multibuffer_context_lines(cx);
316 let buffer_snapshot = buffer.read(cx).snapshot();
317 let buffer_snapshot_max = buffer_snapshot.max_point();
318 let max_severity = Self::max_diagnostics_severity(self.include_warnings)
319 .into_lsp()
320 .unwrap_or(lsp::DiagnosticSeverity::WARNING);
321
322 cx.spawn_in(window, async move |buffer_diagnostics_editor, mut cx| {
323 // Fetch the diagnostics for the whole of the buffer
324 // (`Point::zero()..buffer_snapshot.max_point()`) so we can confirm
325 // if the diagnostics changed, if it didn't, early return as there's
326 // nothing to update.
327 let diagnostics = buffer_snapshot
328 .diagnostics_in_range::<_, Anchor>(Point::zero()..buffer_snapshot_max, false)
329 .collect::<Vec<_>>();
330
331 let unchanged =
332 buffer_diagnostics_editor.update(cx, |buffer_diagnostics_editor, _cx| {
333 if buffer_diagnostics_editor
334 .diagnostics_are_unchanged(&diagnostics, &buffer_snapshot)
335 {
336 return true;
337 }
338
339 buffer_diagnostics_editor.set_diagnostics(&diagnostics);
340 return false;
341 })?;
342
343 if unchanged {
344 return Ok(());
345 }
346
347 // Mapping between the Group ID and a vector of DiagnosticEntry.
348 let mut grouped: HashMap<usize, Vec<_>> = HashMap::default();
349 for entry in diagnostics {
350 grouped
351 .entry(entry.diagnostic.group_id)
352 .or_default()
353 .push(DiagnosticEntryRef {
354 range: entry.range.to_point(&buffer_snapshot),
355 diagnostic: entry.diagnostic,
356 })
357 }
358
359 let mut blocks: Vec<DiagnosticBlock> = Vec::new();
360 for (_, group) in grouped {
361 // If the minimum severity of the group is higher than the
362 // maximum severity, or it doesn't even have severity, skip this
363 // group.
364 if group
365 .iter()
366 .map(|d| d.diagnostic.severity)
367 .min()
368 .is_none_or(|severity| severity > max_severity)
369 {
370 continue;
371 }
372
373 let diagnostic_blocks = cx.update(|_window, cx| {
374 DiagnosticRenderer::diagnostic_blocks_for_group(
375 group,
376 buffer_snapshot.remote_id(),
377 Some(Arc::new(buffer_diagnostics_editor.clone())),
378 cx,
379 )
380 })?;
381
382 // For each of the diagnostic blocks to be displayed in the
383 // editor, figure out its index in the list of blocks.
384 //
385 // The following rules are used to determine the order:
386 // 1. Blocks with a lower start position should come first.
387 // 2. If two blocks have the same start position, the one with
388 // the higher end position should come first.
389 for diagnostic_block in diagnostic_blocks {
390 let index = blocks.partition_point(|probe| {
391 match probe
392 .initial_range
393 .start
394 .cmp(&diagnostic_block.initial_range.start)
395 {
396 Ordering::Less => true,
397 Ordering::Greater => false,
398 Ordering::Equal => {
399 probe.initial_range.end > diagnostic_block.initial_range.end
400 }
401 }
402 });
403
404 blocks.insert(index, diagnostic_block);
405 }
406 }
407
408 // Build the excerpt ranges for this specific buffer's diagnostics,
409 // so those excerpts can later be used to update the excerpts shown
410 // in the editor.
411 // This is done by iterating over the list of diagnostic blocks and
412 // determine what range does the diagnostic block span.
413 let mut excerpt_ranges: Vec<ExcerptRange<Point>> = Vec::new();
414
415 for diagnostic_block in blocks.iter() {
416 let excerpt_range = context_range_for_entry(
417 diagnostic_block.initial_range.clone(),
418 multibuffer_context,
419 buffer_snapshot.clone(),
420 &mut cx,
421 )
422 .await;
423
424 let index = excerpt_ranges
425 .binary_search_by(|probe| {
426 probe
427 .context
428 .start
429 .cmp(&excerpt_range.start)
430 .then(probe.context.end.cmp(&excerpt_range.end))
431 .then(
432 probe
433 .primary
434 .start
435 .cmp(&diagnostic_block.initial_range.start),
436 )
437 .then(probe.primary.end.cmp(&diagnostic_block.initial_range.end))
438 .then(Ordering::Greater)
439 })
440 .unwrap_or_else(|index| index);
441
442 excerpt_ranges.insert(
443 index,
444 ExcerptRange {
445 context: excerpt_range,
446 primary: diagnostic_block.initial_range.clone(),
447 },
448 )
449 }
450
451 // Finally, update the editor's content with the new excerpt ranges
452 // for this editor, as well as the diagnostic blocks.
453 buffer_diagnostics_editor.update_in(cx, |buffer_diagnostics_editor, window, cx| {
454 // Remove the list of `CustomBlockId` from the editor's display
455 // map, ensuring that if any diagnostics have been solved, the
456 // associated block stops being shown.
457 let block_ids = buffer_diagnostics_editor.blocks.clone();
458
459 buffer_diagnostics_editor.editor.update(cx, |editor, cx| {
460 editor.display_map.update(cx, |display_map, cx| {
461 display_map.remove_blocks(block_ids.into_iter().collect(), cx);
462 })
463 });
464
465 let (anchor_ranges, _) =
466 buffer_diagnostics_editor
467 .multibuffer
468 .update(cx, |multibuffer, cx| {
469 multibuffer.set_excerpt_ranges_for_path(
470 PathKey::for_buffer(&buffer, cx),
471 buffer.clone(),
472 &buffer_snapshot,
473 excerpt_ranges,
474 cx,
475 )
476 });
477
478 if was_empty {
479 if let Some(anchor_range) = anchor_ranges.first() {
480 let range_to_select = anchor_range.start..anchor_range.start;
481
482 buffer_diagnostics_editor.editor.update(cx, |editor, cx| {
483 editor.change_selections(Default::default(), window, cx, |selection| {
484 selection.select_anchor_ranges([range_to_select])
485 })
486 });
487
488 // If the `BufferDiagnosticsEditor` is currently
489 // focused, move focus to its editor.
490 if buffer_diagnostics_editor.focus_handle.is_focused(window) {
491 buffer_diagnostics_editor
492 .editor
493 .read(cx)
494 .focus_handle(cx)
495 .focus(window);
496 }
497 }
498 }
499
500 // Cloning the blocks before moving ownership so these can later
501 // be used to set the block contents for testing purposes.
502 #[cfg(test)]
503 let cloned_blocks = blocks.clone();
504
505 // Build new diagnostic blocks to be added to the editor's
506 // display map for the new diagnostics. Update the `blocks`
507 // property before finishing, to ensure the blocks are removed
508 // on the next execution.
509 let editor_blocks =
510 anchor_ranges
511 .into_iter()
512 .zip(blocks.into_iter())
513 .map(|(anchor, block)| {
514 let editor = buffer_diagnostics_editor.editor.downgrade();
515
516 BlockProperties {
517 placement: BlockPlacement::Near(anchor.start),
518 height: Some(1),
519 style: BlockStyle::Flex,
520 render: Arc::new(move |block_context| {
521 block.render_block(editor.clone(), block_context)
522 }),
523 priority: 1,
524 }
525 });
526
527 let block_ids = buffer_diagnostics_editor.editor.update(cx, |editor, cx| {
528 editor.display_map.update(cx, |display_map, cx| {
529 display_map.insert_blocks(editor_blocks, cx)
530 })
531 });
532
533 // In order to be able to verify which diagnostic blocks are
534 // rendered in the editor, the `set_block_content_for_tests`
535 // function must be used, so that the
536 // `editor::test::editor_content_with_blocks` function can then
537 // be called to fetch these blocks.
538 #[cfg(test)]
539 {
540 for (block_id, block) in block_ids.iter().zip(cloned_blocks.iter()) {
541 let markdown = block.markdown.clone();
542 editor::test::set_block_content_for_tests(
543 &buffer_diagnostics_editor.editor,
544 *block_id,
545 cx,
546 move |cx| {
547 markdown::MarkdownElement::rendered_text(
548 markdown.clone(),
549 cx,
550 editor::hover_popover::diagnostics_markdown_style,
551 )
552 },
553 );
554 }
555 }
556
557 buffer_diagnostics_editor.blocks = block_ids;
558 cx.notify()
559 })
560 })
561 }
562
563 fn set_diagnostics(&mut self, diagnostics: &[DiagnosticEntryRef<'_, Anchor>]) {
564 self.diagnostics = diagnostics
565 .iter()
566 .map(DiagnosticEntryRef::to_owned)
567 .collect();
568 }
569
570 fn diagnostics_are_unchanged(
571 &self,
572 diagnostics: &Vec<DiagnosticEntryRef<'_, Anchor>>,
573 snapshot: &BufferSnapshot,
574 ) -> bool {
575 if self.diagnostics.len() != diagnostics.len() {
576 return false;
577 }
578
579 self.diagnostics
580 .iter()
581 .zip(diagnostics.iter())
582 .all(|(existing, new)| {
583 existing.diagnostic.message == new.diagnostic.message
584 && existing.diagnostic.severity == new.diagnostic.severity
585 && existing.diagnostic.is_primary == new.diagnostic.is_primary
586 && existing.range.to_offset(snapshot) == new.range.to_offset(snapshot)
587 })
588 }
589
590 fn focus_in(&mut self, window: &mut Window, cx: &mut Context<Self>) {
591 // If the `BufferDiagnosticsEditor` is focused and the multibuffer is
592 // not empty, focus on the editor instead, which will allow the user to
593 // start interacting and editing the buffer's contents.
594 if self.focus_handle.is_focused(window) && !self.multibuffer.read(cx).is_empty() {
595 self.editor.focus_handle(cx).focus(window)
596 }
597 }
598
599 fn focus_out(&mut self, window: &mut Window, cx: &mut Context<Self>) {
600 if !self.focus_handle.is_focused(window) && !self.editor.focus_handle(cx).is_focused(window)
601 {
602 self.update_all_excerpts(window, cx);
603 }
604 }
605
606 pub fn toggle_warnings(
607 &mut self,
608 _: &ToggleWarnings,
609 window: &mut Window,
610 cx: &mut Context<Self>,
611 ) {
612 let include_warnings = !self.include_warnings;
613 let max_severity = Self::max_diagnostics_severity(include_warnings);
614
615 self.editor.update(cx, |editor, cx| {
616 editor.set_max_diagnostics_severity(max_severity, cx);
617 });
618
619 self.include_warnings = include_warnings;
620 self.diagnostics.clear();
621 self.update_all_diagnostics(window, cx);
622 }
623
624 fn max_diagnostics_severity(include_warnings: bool) -> DiagnosticSeverity {
625 match include_warnings {
626 true => DiagnosticSeverity::Warning,
627 false => DiagnosticSeverity::Error,
628 }
629 }
630
631 #[cfg(test)]
632 pub fn editor(&self) -> &Entity<Editor> {
633 &self.editor
634 }
635
636 #[cfg(test)]
637 pub fn summary(&self) -> &DiagnosticSummary {
638 &self.summary
639 }
640}
641
642impl Focusable for BufferDiagnosticsEditor {
643 fn focus_handle(&self, _: &App) -> FocusHandle {
644 self.focus_handle.clone()
645 }
646}
647
648impl EventEmitter<EditorEvent> for BufferDiagnosticsEditor {}
649
650impl Item for BufferDiagnosticsEditor {
651 type Event = EditorEvent;
652
653 fn act_as_type<'a>(
654 &'a self,
655 type_id: std::any::TypeId,
656 self_handle: &'a Entity<Self>,
657 _: &'a App,
658 ) -> Option<gpui::AnyView> {
659 if type_id == TypeId::of::<Self>() {
660 Some(self_handle.to_any())
661 } else if type_id == TypeId::of::<Editor>() {
662 Some(self.editor.to_any())
663 } else {
664 None
665 }
666 }
667
668 fn added_to_workspace(
669 &mut self,
670 workspace: &mut Workspace,
671 window: &mut Window,
672 cx: &mut Context<Self>,
673 ) {
674 self.editor.update(cx, |editor, cx| {
675 editor.added_to_workspace(workspace, window, cx)
676 });
677 }
678
679 fn breadcrumb_location(&self, _: &App) -> ToolbarItemLocation {
680 ToolbarItemLocation::PrimaryLeft
681 }
682
683 fn breadcrumbs(&self, theme: &theme::Theme, cx: &App) -> Option<Vec<BreadcrumbText>> {
684 self.editor.breadcrumbs(theme, cx)
685 }
686
687 fn can_save(&self, _cx: &App) -> bool {
688 true
689 }
690
691 fn can_split(&self) -> bool {
692 true
693 }
694
695 fn clone_on_split(
696 &self,
697 _workspace_id: Option<workspace::WorkspaceId>,
698 window: &mut Window,
699 cx: &mut Context<Self>,
700 ) -> Task<Option<Entity<Self>>>
701 where
702 Self: Sized,
703 {
704 Task::ready(Some(cx.new(|cx| {
705 BufferDiagnosticsEditor::new(
706 self.project_path.clone(),
707 self.project.clone(),
708 self.buffer.clone(),
709 self.include_warnings,
710 window,
711 cx,
712 )
713 })))
714 }
715
716 fn deactivated(&mut self, window: &mut Window, cx: &mut Context<Self>) {
717 self.editor
718 .update(cx, |editor, cx| editor.deactivated(window, cx));
719 }
720
721 fn for_each_project_item(&self, cx: &App, f: &mut dyn FnMut(EntityId, &dyn ProjectItem)) {
722 self.editor.for_each_project_item(cx, f);
723 }
724
725 fn has_conflict(&self, cx: &App) -> bool {
726 self.multibuffer.read(cx).has_conflict(cx)
727 }
728
729 fn has_deleted_file(&self, cx: &App) -> bool {
730 self.multibuffer.read(cx).has_deleted_file(cx)
731 }
732
733 fn is_dirty(&self, cx: &App) -> bool {
734 self.multibuffer.read(cx).is_dirty(cx)
735 }
736
737 fn navigate(
738 &mut self,
739 data: Box<dyn Any>,
740 window: &mut Window,
741 cx: &mut Context<Self>,
742 ) -> bool {
743 self.editor
744 .update(cx, |editor, cx| editor.navigate(data, window, cx))
745 }
746
747 fn reload(
748 &mut self,
749 project: Entity<Project>,
750 window: &mut Window,
751 cx: &mut Context<Self>,
752 ) -> Task<Result<()>> {
753 self.editor.reload(project, window, cx)
754 }
755
756 fn save(
757 &mut self,
758 options: workspace::item::SaveOptions,
759 project: Entity<Project>,
760 window: &mut Window,
761 cx: &mut Context<Self>,
762 ) -> Task<Result<()>> {
763 self.editor.save(options, project, window, cx)
764 }
765
766 fn save_as(
767 &mut self,
768 _project: Entity<Project>,
769 _path: ProjectPath,
770 _window: &mut Window,
771 _cx: &mut Context<Self>,
772 ) -> Task<Result<()>> {
773 unreachable!()
774 }
775
776 fn set_nav_history(
777 &mut self,
778 nav_history: ItemNavHistory,
779 _window: &mut Window,
780 cx: &mut Context<Self>,
781 ) {
782 self.editor.update(cx, |editor, _| {
783 editor.set_nav_history(Some(nav_history));
784 })
785 }
786
787 // Builds the content to be displayed in the tab.
788 fn tab_content(&self, params: TabContentParams, _window: &Window, cx: &App) -> AnyElement {
789 let path_style = self.project.read(cx).path_style(cx);
790 let error_count = self.summary.error_count;
791 let warning_count = self.summary.warning_count;
792 let label = Label::new(
793 self.project_path
794 .path
795 .file_name()
796 .map(|s| s.to_string())
797 .unwrap_or_else(|| self.project_path.path.display(path_style).to_string()),
798 );
799
800 h_flex()
801 .gap_1()
802 .child(label)
803 .when(error_count == 0 && warning_count == 0, |parent| {
804 parent.child(
805 h_flex()
806 .gap_1()
807 .child(Icon::new(IconName::Check).color(Color::Success)),
808 )
809 })
810 .when(error_count > 0, |parent| {
811 parent.child(
812 h_flex()
813 .gap_1()
814 .child(Icon::new(IconName::XCircle).color(Color::Error))
815 .child(Label::new(error_count.to_string()).color(params.text_color())),
816 )
817 })
818 .when(warning_count > 0, |parent| {
819 parent.child(
820 h_flex()
821 .gap_1()
822 .child(Icon::new(IconName::Warning).color(Color::Warning))
823 .child(Label::new(warning_count.to_string()).color(params.text_color())),
824 )
825 })
826 .into_any_element()
827 }
828
829 fn tab_content_text(&self, _detail: usize, _app: &App) -> SharedString {
830 "Buffer Diagnostics".into()
831 }
832
833 fn tab_tooltip_text(&self, cx: &App) -> Option<SharedString> {
834 let path_style = self.project.read(cx).path_style(cx);
835 Some(
836 format!(
837 "Buffer Diagnostics - {}",
838 self.project_path.path.display(path_style)
839 )
840 .into(),
841 )
842 }
843
844 fn telemetry_event_text(&self) -> Option<&'static str> {
845 Some("Buffer Diagnostics Opened")
846 }
847
848 fn to_item_events(event: &EditorEvent, f: impl FnMut(ItemEvent)) {
849 Editor::to_item_events(event, f)
850 }
851}
852
853impl Render for BufferDiagnosticsEditor {
854 fn render(&mut self, _: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
855 let path_style = self.project.read(cx).path_style(cx);
856 let filename = self.project_path.path.display(path_style).to_string();
857 let error_count = self.summary.error_count;
858 let warning_count = match self.include_warnings {
859 true => self.summary.warning_count,
860 false => 0,
861 };
862
863 let child = if error_count + warning_count == 0 {
864 let label = match warning_count {
865 0 => "No problems in",
866 _ => "No errors in",
867 };
868
869 v_flex()
870 .key_context("EmptyPane")
871 .size_full()
872 .gap_1()
873 .justify_center()
874 .items_center()
875 .text_center()
876 .bg(cx.theme().colors().editor_background)
877 .child(
878 div()
879 .h_flex()
880 .child(Label::new(label).color(Color::Muted))
881 .child(
882 Button::new("open-file", filename)
883 .style(ButtonStyle::Transparent)
884 .tooltip(Tooltip::text("Open File"))
885 .on_click(cx.listener(|buffer_diagnostics, _, window, cx| {
886 if let Some(workspace) = window.root::<Workspace>().flatten() {
887 workspace.update(cx, |workspace, cx| {
888 workspace
889 .open_path(
890 buffer_diagnostics.project_path.clone(),
891 None,
892 true,
893 window,
894 cx,
895 )
896 .detach_and_log_err(cx);
897 })
898 }
899 })),
900 ),
901 )
902 .when(self.summary.warning_count > 0, |div| {
903 let label = match self.summary.warning_count {
904 1 => "Show 1 warning".into(),
905 warning_count => format!("Show {} warnings", warning_count),
906 };
907
908 div.child(
909 Button::new("diagnostics-show-warning-label", label).on_click(cx.listener(
910 |buffer_diagnostics_editor, _, window, cx| {
911 buffer_diagnostics_editor.toggle_warnings(
912 &Default::default(),
913 window,
914 cx,
915 );
916 cx.notify();
917 },
918 )),
919 )
920 })
921 } else {
922 div().size_full().child(self.editor.clone())
923 };
924
925 div()
926 .key_context("Diagnostics")
927 .track_focus(&self.focus_handle(cx))
928 .size_full()
929 .child(child)
930 }
931}
932
933impl DiagnosticsToolbarEditor for WeakEntity<BufferDiagnosticsEditor> {
934 fn include_warnings(&self, cx: &App) -> bool {
935 self.read_with(cx, |buffer_diagnostics_editor, _cx| {
936 buffer_diagnostics_editor.include_warnings
937 })
938 .unwrap_or(false)
939 }
940
941 fn is_updating(&self, cx: &App) -> bool {
942 self.read_with(cx, |buffer_diagnostics_editor, cx| {
943 buffer_diagnostics_editor.update_excerpts_task.is_some()
944 || buffer_diagnostics_editor
945 .project
946 .read(cx)
947 .language_servers_running_disk_based_diagnostics(cx)
948 .next()
949 .is_some()
950 })
951 .unwrap_or(false)
952 }
953
954 fn stop_updating(&self, cx: &mut App) {
955 let _ = self.update(cx, |buffer_diagnostics_editor, cx| {
956 buffer_diagnostics_editor.update_excerpts_task = None;
957 cx.notify();
958 });
959 }
960
961 fn refresh_diagnostics(&self, window: &mut Window, cx: &mut App) {
962 let _ = self.update(cx, |buffer_diagnostics_editor, cx| {
963 buffer_diagnostics_editor.update_all_excerpts(window, cx);
964 });
965 }
966
967 fn toggle_warnings(&self, window: &mut Window, cx: &mut App) {
968 let _ = self.update(cx, |buffer_diagnostics_editor, cx| {
969 buffer_diagnostics_editor.toggle_warnings(&Default::default(), window, cx);
970 });
971 }
972
973 fn get_diagnostics_for_buffer(
974 &self,
975 _buffer_id: text::BufferId,
976 cx: &App,
977 ) -> Vec<language::DiagnosticEntry<text::Anchor>> {
978 self.read_with(cx, |buffer_diagnostics_editor, _cx| {
979 buffer_diagnostics_editor.diagnostics.clone()
980 })
981 .unwrap_or_default()
982 }
983}