1mod blink_manager;
2pub mod display_map;
3mod editor_settings;
4mod element;
5mod inlay_hint_cache;
6
7mod git;
8mod highlight_matching_bracket;
9mod hover_popover;
10pub mod items;
11mod link_go_to_definition;
12mod mouse_context_menu;
13pub mod movement;
14mod persistence;
15pub mod scroll;
16pub mod selections_collection;
17
18#[cfg(test)]
19mod editor_tests;
20#[cfg(any(test, feature = "test-support"))]
21pub mod test;
22use aho_corasick::AhoCorasick;
23use blink_manager::BlinkManager;
24use client::{Collaborator, ParticipantIndex};
25use clock::ReplicaId;
26use collections::{HashMap, HashSet, VecDeque};
27pub use display_map::DisplayPoint;
28use display_map::*;
29pub use editor_settings::EditorSettings;
30pub use element::{
31 Cursor, EditorElement, HighlightedRange, HighlightedRangeLine, LineWithInvisibles,
32};
33use futures::FutureExt;
34use fuzzy::{StringMatch, StringMatchCandidate};
35use gpui::{
36 AnyElement, AppContext, Element, EventEmitter, Model, Pixels, Render, Subscription, Task, View,
37 ViewContext, WeakView,
38};
39use hover_popover::HoverState;
40pub use items::MAX_TAB_TITLE_LEN;
41pub use language::{char_kind, CharKind};
42use language::{
43 language_settings::{self, all_language_settings, InlayHintSettings},
44 AutoindentMode, BracketPair, Buffer, CodeAction, Completion, CursorShape, Diagnostic, Language,
45 OffsetRangeExt, Point, Selection, SelectionGoal, TransactionId,
46};
47use link_go_to_definition::LinkGoToDefinitionState;
48pub use multi_buffer::{
49 Anchor, AnchorRangeExt, ExcerptId, ExcerptRange, MultiBuffer, MultiBufferSnapshot, ToOffset,
50 ToPoint,
51};
52use parking_lot::RwLock;
53use project::Project;
54use rpc::proto::*;
55use scroll::{autoscroll::Autoscroll, OngoingScroll, ScrollAnchor, ScrollManager};
56use selections_collection::SelectionsCollection;
57use serde::{Deserialize, Serialize};
58use settings::Settings;
59use std::{
60 ops::{Deref, DerefMut, Range},
61 sync::Arc,
62 time::Duration,
63};
64pub use sum_tree::Bias;
65use util::TryFutureExt;
66use workspace::{ItemNavHistory, ViewId, Workspace};
67
68const CURSOR_BLINK_INTERVAL: Duration = Duration::from_millis(500);
69const MAX_LINE_LEN: usize = 1024;
70const MIN_NAVIGATION_HISTORY_ROW_DELTA: i64 = 10;
71const MAX_SELECTION_HISTORY_LEN: usize = 1024;
72const COPILOT_DEBOUNCE_TIMEOUT: Duration = Duration::from_millis(75);
73pub const CODE_ACTIONS_DEBOUNCE_TIMEOUT: Duration = Duration::from_millis(250);
74pub const DOCUMENT_HIGHLIGHTS_DEBOUNCE_TIMEOUT: Duration = Duration::from_millis(75);
75
76pub const FORMAT_TIMEOUT: Duration = Duration::from_secs(2);
77
78// pub fn render_parsed_markdown<Tag: 'static>(
79// parsed: &language::ParsedMarkdown,
80// editor_style: &EditorStyle,
81// workspace: Option<WeakView<Workspace>>,
82// cx: &mut ViewContext<Editor>,
83// ) -> Text {
84// enum RenderedMarkdown {}
85
86// let parsed = parsed.clone();
87// let view_id = cx.view_id();
88// let code_span_background_color = editor_style.document_highlight_read_background;
89
90// let mut region_id = 0;
91
92// todo!()
93// // Text::new(parsed.text, editor_style.text.clone())
94// // .with_highlights(
95// // parsed
96// // .highlights
97// // .iter()
98// // .filter_map(|(range, highlight)| {
99// // let highlight = highlight.to_highlight_style(&editor_style.syntax)?;
100// // Some((range.clone(), highlight))
101// // })
102// // .collect::<Vec<_>>(),
103// // )
104// // .with_custom_runs(parsed.region_ranges, move |ix, bounds, cx| {
105// // region_id += 1;
106// // let region = parsed.regions[ix].clone();
107
108// // if let Some(link) = region.link {
109// // cx.scene().push_cursor_region(CursorRegion {
110// // bounds,
111// // style: CursorStyle::PointingHand,
112// // });
113// // cx.scene().push_mouse_region(
114// // MouseRegion::new::<(RenderedMarkdown, Tag)>(view_id, region_id, bounds)
115// // .on_down::<Editor, _>(MouseButton::Left, move |_, _, cx| match &link {
116// // markdown::Link::Web { url } => cx.platform().open_url(url),
117// // markdown::Link::Path { path } => {
118// // if let Some(workspace) = &workspace {
119// // _ = workspace.update(cx, |workspace, cx| {
120// // workspace.open_abs_path(path.clone(), false, cx).detach();
121// // });
122// // }
123// // }
124// // }),
125// // );
126// // }
127
128// // if region.code {
129// // cx.draw_quad(Quad {
130// // bounds,
131// // background: Some(code_span_background_color),
132// // corner_radii: (2.0).into(),
133// // order: todo!(),
134// // content_mask: todo!(),
135// // border_color: todo!(),
136// // border_widths: todo!(),
137// // });
138// // }
139// // })
140// // .with_soft_wrap(true)
141// }
142
143#[derive(Clone, Deserialize, PartialEq, Default)]
144pub struct SelectNext {
145 #[serde(default)]
146 pub replace_newest: bool,
147}
148
149#[derive(Clone, Deserialize, PartialEq, Default)]
150pub struct SelectPrevious {
151 #[serde(default)]
152 pub replace_newest: bool,
153}
154
155#[derive(Clone, Deserialize, PartialEq, Default)]
156pub struct SelectAllMatches {
157 #[serde(default)]
158 pub replace_newest: bool,
159}
160
161#[derive(Clone, Deserialize, PartialEq)]
162pub struct SelectToBeginningOfLine {
163 #[serde(default)]
164 stop_at_soft_wraps: bool,
165}
166
167#[derive(Clone, Default, Deserialize, PartialEq)]
168pub struct MovePageUp {
169 #[serde(default)]
170 center_cursor: bool,
171}
172
173#[derive(Clone, Default, Deserialize, PartialEq)]
174pub struct MovePageDown {
175 #[serde(default)]
176 center_cursor: bool,
177}
178
179#[derive(Clone, Deserialize, PartialEq)]
180pub struct SelectToEndOfLine {
181 #[serde(default)]
182 stop_at_soft_wraps: bool,
183}
184
185#[derive(Clone, Deserialize, PartialEq)]
186pub struct ToggleCodeActions {
187 #[serde(default)]
188 pub deployed_from_indicator: bool,
189}
190
191#[derive(Clone, Default, Deserialize, PartialEq)]
192pub struct ConfirmCompletion {
193 #[serde(default)]
194 pub item_ix: Option<usize>,
195}
196
197#[derive(Clone, Default, Deserialize, PartialEq)]
198pub struct ConfirmCodeAction {
199 #[serde(default)]
200 pub item_ix: Option<usize>,
201}
202
203#[derive(Clone, Default, Deserialize, PartialEq)]
204pub struct ToggleComments {
205 #[serde(default)]
206 pub advance_downwards: bool,
207}
208
209#[derive(Clone, Default, Deserialize, PartialEq)]
210pub struct FoldAt {
211 pub buffer_row: u32,
212}
213
214#[derive(Clone, Default, Deserialize, PartialEq)]
215pub struct UnfoldAt {
216 pub buffer_row: u32,
217}
218
219#[derive(Clone, Default, Deserialize, PartialEq)]
220pub struct GutterHover {
221 pub hovered: bool,
222}
223
224#[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
225pub enum InlayId {
226 Suggestion(usize),
227 Hint(usize),
228}
229
230impl InlayId {
231 fn id(&self) -> usize {
232 match self {
233 Self::Suggestion(id) => *id,
234 Self::Hint(id) => *id,
235 }
236 }
237}
238
239// actions!(
240// editor,
241// [
242// Cancel,
243// Backspace,
244// Delete,
245// Newline,
246// NewlineAbove,
247// NewlineBelow,
248// GoToDiagnostic,
249// GoToPrevDiagnostic,
250// GoToHunk,
251// GoToPrevHunk,
252// Indent,
253// Outdent,
254// DeleteLine,
255// DeleteToPreviousWordStart,
256// DeleteToPreviousSubwordStart,
257// DeleteToNextWordEnd,
258// DeleteToNextSubwordEnd,
259// DeleteToBeginningOfLine,
260// DeleteToEndOfLine,
261// CutToEndOfLine,
262// DuplicateLine,
263// MoveLineUp,
264// MoveLineDown,
265// JoinLines,
266// SortLinesCaseSensitive,
267// SortLinesCaseInsensitive,
268// ReverseLines,
269// ShuffleLines,
270// ConvertToUpperCase,
271// ConvertToLowerCase,
272// ConvertToTitleCase,
273// ConvertToSnakeCase,
274// ConvertToKebabCase,
275// ConvertToUpperCamelCase,
276// ConvertToLowerCamelCase,
277// Transpose,
278// Cut,
279// Copy,
280// Paste,
281// Undo,
282// Redo,
283// MoveUp,
284// PageUp,
285// MoveDown,
286// PageDown,
287// MoveLeft,
288// MoveRight,
289// MoveToPreviousWordStart,
290// MoveToPreviousSubwordStart,
291// MoveToNextWordEnd,
292// MoveToNextSubwordEnd,
293// MoveToBeginningOfLine,
294// MoveToEndOfLine,
295// MoveToStartOfParagraph,
296// MoveToEndOfParagraph,
297// MoveToBeginning,
298// MoveToEnd,
299// SelectUp,
300// SelectDown,
301// SelectLeft,
302// SelectRight,
303// SelectToPreviousWordStart,
304// SelectToPreviousSubwordStart,
305// SelectToNextWordEnd,
306// SelectToNextSubwordEnd,
307// SelectToStartOfParagraph,
308// SelectToEndOfParagraph,
309// SelectToBeginning,
310// SelectToEnd,
311// SelectAll,
312// SelectLine,
313// SplitSelectionIntoLines,
314// AddSelectionAbove,
315// AddSelectionBelow,
316// Tab,
317// TabPrev,
318// ShowCharacterPalette,
319// SelectLargerSyntaxNode,
320// SelectSmallerSyntaxNode,
321// GoToDefinition,
322// GoToDefinitionSplit,
323// GoToTypeDefinition,
324// GoToTypeDefinitionSplit,
325// MoveToEnclosingBracket,
326// UndoSelection,
327// RedoSelection,
328// FindAllReferences,
329// Rename,
330// ConfirmRename,
331// Fold,
332// UnfoldLines,
333// FoldSelectedRanges,
334// ShowCompletions,
335// OpenExcerpts,
336// RestartLanguageServer,
337// Hover,
338// Format,
339// ToggleSoftWrap,
340// ToggleInlayHints,
341// RevealInFinder,
342// CopyPath,
343// CopyRelativePath,
344// CopyHighlightJson,
345// ContextMenuFirst,
346// ContextMenuPrev,
347// ContextMenuNext,
348// ContextMenuLast,
349// ]
350// );
351
352// impl_actions!(
353// editor,
354// [
355// SelectNext,
356// SelectPrevious,
357// SelectAllMatches,
358// SelectToBeginningOfLine,
359// SelectToEndOfLine,
360// ToggleCodeActions,
361// MovePageUp,
362// MovePageDown,
363// ConfirmCompletion,
364// ConfirmCodeAction,
365// ToggleComments,
366// FoldAt,
367// UnfoldAt,
368// GutterHover
369// ]
370// );
371
372enum DocumentHighlightRead {}
373enum DocumentHighlightWrite {}
374enum InputComposition {}
375
376#[derive(Copy, Clone, PartialEq, Eq)]
377pub enum Direction {
378 Prev,
379 Next,
380}
381
382pub fn init_settings(cx: &mut AppContext) {
383 EditorSettings::register(cx);
384}
385
386pub fn init(cx: &mut AppContext) {
387 init_settings(cx);
388 // cx.add_action(Editor::new_file);
389 // cx.add_action(Editor::new_file_in_direction);
390 // cx.add_action(Editor::cancel);
391 // cx.add_action(Editor::newline);
392 // cx.add_action(Editor::newline_above);
393 // cx.add_action(Editor::newline_below);
394 // cx.add_action(Editor::backspace);
395 // cx.add_action(Editor::delete);
396 // cx.add_action(Editor::tab);
397 // cx.add_action(Editor::tab_prev);
398 // cx.add_action(Editor::indent);
399 // cx.add_action(Editor::outdent);
400 // cx.add_action(Editor::delete_line);
401 // cx.add_action(Editor::join_lines);
402 // cx.add_action(Editor::sort_lines_case_sensitive);
403 // cx.add_action(Editor::sort_lines_case_insensitive);
404 // cx.add_action(Editor::reverse_lines);
405 // cx.add_action(Editor::shuffle_lines);
406 // cx.add_action(Editor::convert_to_upper_case);
407 // cx.add_action(Editor::convert_to_lower_case);
408 // cx.add_action(Editor::convert_to_title_case);
409 // cx.add_action(Editor::convert_to_snake_case);
410 // cx.add_action(Editor::convert_to_kebab_case);
411 // cx.add_action(Editor::convert_to_upper_camel_case);
412 // cx.add_action(Editor::convert_to_lower_camel_case);
413 // cx.add_action(Editor::delete_to_previous_word_start);
414 // cx.add_action(Editor::delete_to_previous_subword_start);
415 // cx.add_action(Editor::delete_to_next_word_end);
416 // cx.add_action(Editor::delete_to_next_subword_end);
417 // cx.add_action(Editor::delete_to_beginning_of_line);
418 // cx.add_action(Editor::delete_to_end_of_line);
419 // cx.add_action(Editor::cut_to_end_of_line);
420 // cx.add_action(Editor::duplicate_line);
421 // cx.add_action(Editor::move_line_up);
422 // cx.add_action(Editor::move_line_down);
423 // cx.add_action(Editor::transpose);
424 // cx.add_action(Editor::cut);
425 // cx.add_action(Editor::copy);
426 // cx.add_action(Editor::paste);
427 // cx.add_action(Editor::undo);
428 // cx.add_action(Editor::redo);
429 // cx.add_action(Editor::move_up);
430 // cx.add_action(Editor::move_page_up);
431 // cx.add_action(Editor::move_down);
432 // cx.add_action(Editor::move_page_down);
433 // cx.add_action(Editor::next_screen);
434 // cx.add_action(Editor::move_left);
435 // cx.add_action(Editor::move_right);
436 // cx.add_action(Editor::move_to_previous_word_start);
437 // cx.add_action(Editor::move_to_previous_subword_start);
438 // cx.add_action(Editor::move_to_next_word_end);
439 // cx.add_action(Editor::move_to_next_subword_end);
440 // cx.add_action(Editor::move_to_beginning_of_line);
441 // cx.add_action(Editor::move_to_end_of_line);
442 // cx.add_action(Editor::move_to_start_of_paragraph);
443 // cx.add_action(Editor::move_to_end_of_paragraph);
444 // cx.add_action(Editor::move_to_beginning);
445 // cx.add_action(Editor::move_to_end);
446 // cx.add_action(Editor::select_up);
447 // cx.add_action(Editor::select_down);
448 // cx.add_action(Editor::select_left);
449 // cx.add_action(Editor::select_right);
450 // cx.add_action(Editor::select_to_previous_word_start);
451 // cx.add_action(Editor::select_to_previous_subword_start);
452 // cx.add_action(Editor::select_to_next_word_end);
453 // cx.add_action(Editor::select_to_next_subword_end);
454 // cx.add_action(Editor::select_to_beginning_of_line);
455 // cx.add_action(Editor::select_to_end_of_line);
456 // cx.add_action(Editor::select_to_start_of_paragraph);
457 // cx.add_action(Editor::select_to_end_of_paragraph);
458 // cx.add_action(Editor::select_to_beginning);
459 // cx.add_action(Editor::select_to_end);
460 // cx.add_action(Editor::select_all);
461 // cx.add_action(Editor::select_all_matches);
462 // cx.add_action(Editor::select_line);
463 // cx.add_action(Editor::split_selection_into_lines);
464 // cx.add_action(Editor::add_selection_above);
465 // cx.add_action(Editor::add_selection_below);
466 // cx.add_action(Editor::select_next);
467 // cx.add_action(Editor::select_previous);
468 // cx.add_action(Editor::toggle_comments);
469 // cx.add_action(Editor::select_larger_syntax_node);
470 // cx.add_action(Editor::select_smaller_syntax_node);
471 // cx.add_action(Editor::move_to_enclosing_bracket);
472 // cx.add_action(Editor::undo_selection);
473 // cx.add_action(Editor::redo_selection);
474 // cx.add_action(Editor::go_to_diagnostic);
475 // cx.add_action(Editor::go_to_prev_diagnostic);
476 // cx.add_action(Editor::go_to_hunk);
477 // cx.add_action(Editor::go_to_prev_hunk);
478 // cx.add_action(Editor::go_to_definition);
479 // cx.add_action(Editor::go_to_definition_split);
480 // cx.add_action(Editor::go_to_type_definition);
481 // cx.add_action(Editor::go_to_type_definition_split);
482 // cx.add_action(Editor::fold);
483 // cx.add_action(Editor::fold_at);
484 // cx.add_action(Editor::unfold_lines);
485 // cx.add_action(Editor::unfold_at);
486 // cx.add_action(Editor::gutter_hover);
487 // cx.add_action(Editor::fold_selected_ranges);
488 // cx.add_action(Editor::show_completions);
489 // cx.add_action(Editor::toggle_code_actions);
490 // cx.add_action(Editor::open_excerpts);
491 // cx.add_action(Editor::toggle_soft_wrap);
492 // cx.add_action(Editor::toggle_inlay_hints);
493 // cx.add_action(Editor::reveal_in_finder);
494 // cx.add_action(Editor::copy_path);
495 // cx.add_action(Editor::copy_relative_path);
496 // cx.add_action(Editor::copy_highlight_json);
497 // cx.add_async_action(Editor::format);
498 // cx.add_action(Editor::restart_language_server);
499 // cx.add_action(Editor::show_character_palette);
500 // cx.add_async_action(Editor::confirm_completion);
501 // cx.add_async_action(Editor::confirm_code_action);
502 // cx.add_async_action(Editor::rename);
503 // cx.add_async_action(Editor::confirm_rename);
504 // cx.add_async_action(Editor::find_all_references);
505 // cx.add_action(Editor::next_copilot_suggestion);
506 // cx.add_action(Editor::previous_copilot_suggestion);
507 // cx.add_action(Editor::copilot_suggest);
508 // cx.add_action(Editor::context_menu_first);
509 // cx.add_action(Editor::context_menu_prev);
510 // cx.add_action(Editor::context_menu_next);
511 // cx.add_action(Editor::context_menu_last);
512
513 hover_popover::init(cx);
514 scroll::actions::init(cx);
515
516 workspace::register_project_item::<Editor>(cx);
517 workspace::register_followable_item::<Editor>(cx);
518 workspace::register_deserializable_item::<Editor>(cx);
519}
520
521trait InvalidationRegion {
522 fn ranges(&self) -> &[Range<Anchor>];
523}
524
525#[derive(Clone, Debug, PartialEq)]
526pub enum SelectPhase {
527 Begin {
528 position: DisplayPoint,
529 add: bool,
530 click_count: usize,
531 },
532 BeginColumnar {
533 position: DisplayPoint,
534 goal_column: u32,
535 },
536 Extend {
537 position: DisplayPoint,
538 click_count: usize,
539 },
540 Update {
541 position: DisplayPoint,
542 goal_column: u32,
543 scroll_position: gpui::Point<Pixels>,
544 },
545 End,
546}
547
548#[derive(Clone, Debug)]
549pub enum SelectMode {
550 Character,
551 Word(Range<Anchor>),
552 Line(Range<Anchor>),
553 All,
554}
555
556#[derive(Copy, Clone, PartialEq, Eq, Debug)]
557pub enum EditorMode {
558 SingleLine,
559 AutoHeight { max_lines: usize },
560 Full,
561}
562
563#[derive(Clone, Debug)]
564pub enum SoftWrap {
565 None,
566 EditorWidth,
567 Column(u32),
568}
569
570#[derive(Clone)]
571pub struct EditorStyle {
572 // pub text: TextStyle,
573 pub line_height_scalar: f32,
574 // pub placeholder_text: Option<TextStyle>,
575 // pub theme: theme::Editor,
576 pub theme_id: usize,
577}
578
579type CompletionId = usize;
580
581// type GetFieldEditorTheme = dyn Fn(&theme::Theme) -> theme::FieldEditor;
582// type OverrideTextStyle = dyn Fn(&EditorStyle) -> Option<HighlightStyle>;
583
584// type BackgroundHighlight = (fn(&Theme) -> Hsla, Vec<Range<Anchor>>);
585// type InlayBackgroundHighlight = (fn(&Theme) -> Hsla, Vec<InlayHighlight>);
586
587pub struct Editor {
588 handle: WeakView<Self>,
589 buffer: Model<MultiBuffer>,
590 display_map: Model<DisplayMap>,
591 pub selections: SelectionsCollection,
592 pub scroll_manager: ScrollManager,
593 columnar_selection_tail: Option<Anchor>,
594 add_selections_state: Option<AddSelectionsState>,
595 select_next_state: Option<SelectNextState>,
596 select_prev_state: Option<SelectNextState>,
597 selection_history: SelectionHistory,
598 autoclose_regions: Vec<AutocloseRegion>,
599 snippet_stack: InvalidationStack<SnippetState>,
600 select_larger_syntax_node_stack: Vec<Box<[Selection<usize>]>>,
601 ime_transaction: Option<TransactionId>,
602 active_diagnostics: Option<ActiveDiagnosticGroup>,
603 soft_wrap_mode_override: Option<language_settings::SoftWrap>,
604 // get_field_editor_theme: Option<Arc<GetFieldEditorTheme>>,
605 // override_text_style: Option<Box<OverrideTextStyle>>,
606 project: Option<Model<Project>>,
607 collaboration_hub: Option<Box<dyn CollaborationHub>>,
608 focused: bool,
609 blink_manager: Model<BlinkManager>,
610 pub show_local_selections: bool,
611 mode: EditorMode,
612 show_gutter: bool,
613 show_wrap_guides: Option<bool>,
614 placeholder_text: Option<Arc<str>>,
615 highlighted_rows: Option<Range<u32>>,
616 // background_highlights: BTreeMap<TypeId, BackgroundHighlight>,
617 // inlay_background_highlights: TreeMap<Option<TypeId>, InlayBackgroundHighlight>,
618 nav_history: Option<ItemNavHistory>,
619 context_menu: RwLock<Option<ContextMenu>>,
620 mouse_context_menu: View<context_menu::ContextMenu>,
621 completion_tasks: Vec<(CompletionId, Task<Option<()>>)>,
622 next_completion_id: CompletionId,
623 available_code_actions: Option<(Model<Buffer>, Arc<[CodeAction]>)>,
624 code_actions_task: Option<Task<()>>,
625 document_highlights_task: Option<Task<()>>,
626 pending_rename: Option<RenameState>,
627 searchable: bool,
628 cursor_shape: CursorShape,
629 collapse_matches: bool,
630 autoindent_mode: Option<AutoindentMode>,
631 workspace: Option<(WeakView<Workspace>, i64)>,
632 // keymap_context_layers: BTreeMap<TypeId, KeymapContext>,
633 input_enabled: bool,
634 read_only: bool,
635 leader_peer_id: Option<PeerId>,
636 remote_id: Option<ViewId>,
637 hover_state: HoverState,
638 gutter_hovered: bool,
639 link_go_to_definition_state: LinkGoToDefinitionState,
640 copilot_state: CopilotState,
641 // inlay_hint_cache: InlayHintCache,
642 next_inlay_id: usize,
643 _subscriptions: Vec<Subscription>,
644 pixel_position_of_newest_cursor: Option<gpui::Point<Pixels>>,
645}
646
647pub struct EditorSnapshot {
648 pub mode: EditorMode,
649 pub show_gutter: bool,
650 pub display_snapshot: DisplaySnapshot,
651 pub placeholder_text: Option<Arc<str>>,
652 is_focused: bool,
653 scroll_anchor: ScrollAnchor,
654 ongoing_scroll: OngoingScroll,
655}
656
657pub struct RemoteSelection {
658 pub replica_id: ReplicaId,
659 pub selection: Selection<Anchor>,
660 pub cursor_shape: CursorShape,
661 pub peer_id: PeerId,
662 pub line_mode: bool,
663 pub participant_index: Option<ParticipantIndex>,
664}
665
666#[derive(Clone, Debug)]
667struct SelectionHistoryEntry {
668 selections: Arc<[Selection<Anchor>]>,
669 select_next_state: Option<SelectNextState>,
670 select_prev_state: Option<SelectNextState>,
671 add_selections_state: Option<AddSelectionsState>,
672}
673
674enum SelectionHistoryMode {
675 Normal,
676 Undoing,
677 Redoing,
678}
679
680impl Default for SelectionHistoryMode {
681 fn default() -> Self {
682 Self::Normal
683 }
684}
685
686#[derive(Default)]
687struct SelectionHistory {
688 #[allow(clippy::type_complexity)]
689 selections_by_transaction:
690 HashMap<TransactionId, (Arc<[Selection<Anchor>]>, Option<Arc<[Selection<Anchor>]>>)>,
691 mode: SelectionHistoryMode,
692 undo_stack: VecDeque<SelectionHistoryEntry>,
693 redo_stack: VecDeque<SelectionHistoryEntry>,
694}
695
696impl SelectionHistory {
697 fn insert_transaction(
698 &mut self,
699 transaction_id: TransactionId,
700 selections: Arc<[Selection<Anchor>]>,
701 ) {
702 self.selections_by_transaction
703 .insert(transaction_id, (selections, None));
704 }
705
706 #[allow(clippy::type_complexity)]
707 fn transaction(
708 &self,
709 transaction_id: TransactionId,
710 ) -> Option<&(Arc<[Selection<Anchor>]>, Option<Arc<[Selection<Anchor>]>>)> {
711 self.selections_by_transaction.get(&transaction_id)
712 }
713
714 #[allow(clippy::type_complexity)]
715 fn transaction_mut(
716 &mut self,
717 transaction_id: TransactionId,
718 ) -> Option<&mut (Arc<[Selection<Anchor>]>, Option<Arc<[Selection<Anchor>]>>)> {
719 self.selections_by_transaction.get_mut(&transaction_id)
720 }
721
722 fn push(&mut self, entry: SelectionHistoryEntry) {
723 if !entry.selections.is_empty() {
724 match self.mode {
725 SelectionHistoryMode::Normal => {
726 self.push_undo(entry);
727 self.redo_stack.clear();
728 }
729 SelectionHistoryMode::Undoing => self.push_redo(entry),
730 SelectionHistoryMode::Redoing => self.push_undo(entry),
731 }
732 }
733 }
734
735 fn push_undo(&mut self, entry: SelectionHistoryEntry) {
736 if self
737 .undo_stack
738 .back()
739 .map_or(true, |e| e.selections != entry.selections)
740 {
741 self.undo_stack.push_back(entry);
742 if self.undo_stack.len() > MAX_SELECTION_HISTORY_LEN {
743 self.undo_stack.pop_front();
744 }
745 }
746 }
747
748 fn push_redo(&mut self, entry: SelectionHistoryEntry) {
749 if self
750 .redo_stack
751 .back()
752 .map_or(true, |e| e.selections != entry.selections)
753 {
754 self.redo_stack.push_back(entry);
755 if self.redo_stack.len() > MAX_SELECTION_HISTORY_LEN {
756 self.redo_stack.pop_front();
757 }
758 }
759 }
760}
761
762#[derive(Clone, Debug)]
763struct AddSelectionsState {
764 above: bool,
765 stack: Vec<usize>,
766}
767
768#[derive(Clone)]
769struct SelectNextState {
770 query: AhoCorasick,
771 wordwise: bool,
772 done: bool,
773}
774
775impl std::fmt::Debug for SelectNextState {
776 fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
777 f.debug_struct(std::any::type_name::<Self>())
778 .field("wordwise", &self.wordwise)
779 .field("done", &self.done)
780 .finish()
781 }
782}
783
784#[derive(Debug)]
785struct AutocloseRegion {
786 selection_id: usize,
787 range: Range<Anchor>,
788 pair: BracketPair,
789}
790
791#[derive(Debug)]
792struct SnippetState {
793 ranges: Vec<Vec<Range<Anchor>>>,
794 active_index: usize,
795}
796
797pub struct RenameState {
798 pub range: Range<Anchor>,
799 pub old_name: Arc<str>,
800 pub editor: View<Editor>,
801 block_id: BlockId,
802}
803
804struct InvalidationStack<T>(Vec<T>);
805
806enum ContextMenu {
807 Completions(CompletionsMenu),
808 CodeActions(CodeActionsMenu),
809}
810
811impl ContextMenu {
812 fn select_first(
813 &mut self,
814 project: Option<&Model<Project>>,
815 cx: &mut ViewContext<Editor>,
816 ) -> bool {
817 if self.visible() {
818 match self {
819 ContextMenu::Completions(menu) => menu.select_first(project, cx),
820 ContextMenu::CodeActions(menu) => menu.select_first(cx),
821 }
822 true
823 } else {
824 false
825 }
826 }
827
828 fn select_prev(
829 &mut self,
830 project: Option<&Model<Project>>,
831 cx: &mut ViewContext<Editor>,
832 ) -> bool {
833 if self.visible() {
834 match self {
835 ContextMenu::Completions(menu) => menu.select_prev(project, cx),
836 ContextMenu::CodeActions(menu) => menu.select_prev(cx),
837 }
838 true
839 } else {
840 false
841 }
842 }
843
844 fn select_next(
845 &mut self,
846 project: Option<&Model<Project>>,
847 cx: &mut ViewContext<Editor>,
848 ) -> bool {
849 if self.visible() {
850 match self {
851 ContextMenu::Completions(menu) => menu.select_next(project, cx),
852 ContextMenu::CodeActions(menu) => menu.select_next(cx),
853 }
854 true
855 } else {
856 false
857 }
858 }
859
860 fn select_last(
861 &mut self,
862 project: Option<&Model<Project>>,
863 cx: &mut ViewContext<Editor>,
864 ) -> bool {
865 if self.visible() {
866 match self {
867 ContextMenu::Completions(menu) => menu.select_last(project, cx),
868 ContextMenu::CodeActions(menu) => menu.select_last(cx),
869 }
870 true
871 } else {
872 false
873 }
874 }
875
876 fn visible(&self) -> bool {
877 match self {
878 ContextMenu::Completions(menu) => menu.visible(),
879 ContextMenu::CodeActions(menu) => menu.visible(),
880 }
881 }
882
883 fn render(
884 &self,
885 cursor_position: DisplayPoint,
886 style: EditorStyle,
887 workspace: Option<WeakView<Workspace>>,
888 cx: &mut ViewContext<Editor>,
889 ) -> (DisplayPoint, AnyElement<Editor>) {
890 match self {
891 ContextMenu::Completions(menu) => (cursor_position, menu.render(style, workspace, cx)),
892 ContextMenu::CodeActions(menu) => menu.render(cursor_position, style, cx),
893 }
894 }
895}
896
897#[derive(Clone)]
898struct CompletionsMenu {
899 id: CompletionId,
900 initial_position: Anchor,
901 buffer: Model<Buffer>,
902 completions: Arc<RwLock<Box<[Completion]>>>,
903 match_candidates: Arc<[StringMatchCandidate]>,
904 matches: Arc<[StringMatch]>,
905 selected_item: usize,
906 // list: UniformListState,
907}
908
909// impl CompletionsMenu {
910// fn select_first(&mut self, project: Option<&Model<Project>>, cx: &mut ViewContext<Editor>) {
911// self.selected_item = 0;
912// self.list.scroll_to(ScrollTarget::Show(self.selected_item));
913// self.attempt_resolve_selected_completion_documentation(project, cx);
914// cx.notify();
915// }
916
917// fn select_prev(&mut self, project: Option<&Model<Project>>, cx: &mut ViewContext<Editor>) {
918// if self.selected_item > 0 {
919// self.selected_item -= 1;
920// } else {
921// self.selected_item = self.matches.len() - 1;
922// }
923// self.list.scroll_to(ScrollTarget::Show(self.selected_item));
924// self.attempt_resolve_selected_completion_documentation(project, cx);
925// cx.notify();
926// }
927
928// fn select_next(&mut self, project: Option<&Model<Project>>, cx: &mut ViewContext<Editor>) {
929// if self.selected_item + 1 < self.matches.len() {
930// self.selected_item += 1;
931// } else {
932// self.selected_item = 0;
933// }
934// self.list.scroll_to(ScrollTarget::Show(self.selected_item));
935// self.attempt_resolve_selected_completion_documentation(project, cx);
936// cx.notify();
937// }
938
939// fn select_last(&mut self, project: Option<&Model<Project>>, cx: &mut ViewContext<Editor>) {
940// self.selected_item = self.matches.len() - 1;
941// self.list.scroll_to(ScrollTarget::Show(self.selected_item));
942// self.attempt_resolve_selected_completion_documentation(project, cx);
943// cx.notify();
944// }
945
946// fn pre_resolve_completion_documentation(
947// &self,
948// project: Option<Model<Project>>,
949// cx: &mut ViewContext<Editor>,
950// ) {
951// let settings = settings::get::<EditorSettings>(cx);
952// if !settings.show_completion_documentation {
953// return;
954// }
955
956// let Some(project) = project else {
957// return;
958// };
959// let client = project.read(cx).client();
960// let language_registry = project.read(cx).languages().clone();
961
962// let is_remote = project.read(cx).is_remote();
963// let project_id = project.read(cx).remote_id();
964
965// let completions = self.completions.clone();
966// let completion_indices: Vec<_> = self.matches.iter().map(|m| m.candidate_id).collect();
967
968// cx.spawn(move |this, mut cx| async move {
969// if is_remote {
970// let Some(project_id) = project_id else {
971// log::error!("Remote project without remote_id");
972// return;
973// };
974
975// for completion_index in completion_indices {
976// let completions_guard = completions.read();
977// let completion = &completions_guard[completion_index];
978// if completion.documentation.is_some() {
979// continue;
980// }
981
982// let server_id = completion.server_id;
983// let completion = completion.lsp_completion.clone();
984// drop(completions_guard);
985
986// Self::resolve_completion_documentation_remote(
987// project_id,
988// server_id,
989// completions.clone(),
990// completion_index,
991// completion,
992// client.clone(),
993// language_registry.clone(),
994// )
995// .await;
996
997// _ = this.update(&mut cx, |_, cx| cx.notify());
998// }
999// } else {
1000// for completion_index in completion_indices {
1001// let completions_guard = completions.read();
1002// let completion = &completions_guard[completion_index];
1003// if completion.documentation.is_some() {
1004// continue;
1005// }
1006
1007// let server_id = completion.server_id;
1008// let completion = completion.lsp_completion.clone();
1009// drop(completions_guard);
1010
1011// let server = project.read_with(&mut cx, |project, _| {
1012// project.language_server_for_id(server_id)
1013// });
1014// let Some(server) = server else {
1015// return;
1016// };
1017
1018// Self::resolve_completion_documentation_local(
1019// server,
1020// completions.clone(),
1021// completion_index,
1022// completion,
1023// language_registry.clone(),
1024// )
1025// .await;
1026
1027// _ = this.update(&mut cx, |_, cx| cx.notify());
1028// }
1029// }
1030// })
1031// .detach();
1032// }
1033
1034// fn attempt_resolve_selected_completion_documentation(
1035// &mut self,
1036// project: Option<&Model<Project>>,
1037// cx: &mut ViewContext<Editor>,
1038// ) {
1039// let settings = settings::get::<EditorSettings>(cx);
1040// if !settings.show_completion_documentation {
1041// return;
1042// }
1043
1044// let completion_index = self.matches[self.selected_item].candidate_id;
1045// let Some(project) = project else {
1046// return;
1047// };
1048// let language_registry = project.read(cx).languages().clone();
1049
1050// let completions = self.completions.clone();
1051// let completions_guard = completions.read();
1052// let completion = &completions_guard[completion_index];
1053// if completion.documentation.is_some() {
1054// return;
1055// }
1056
1057// let server_id = completion.server_id;
1058// let completion = completion.lsp_completion.clone();
1059// drop(completions_guard);
1060
1061// if project.read(cx).is_remote() {
1062// let Some(project_id) = project.read(cx).remote_id() else {
1063// log::error!("Remote project without remote_id");
1064// return;
1065// };
1066
1067// let client = project.read(cx).client();
1068
1069// cx.spawn(move |this, mut cx| async move {
1070// Self::resolve_completion_documentation_remote(
1071// project_id,
1072// server_id,
1073// completions.clone(),
1074// completion_index,
1075// completion,
1076// client,
1077// language_registry.clone(),
1078// )
1079// .await;
1080
1081// _ = this.update(&mut cx, |_, cx| cx.notify());
1082// })
1083// .detach();
1084// } else {
1085// let Some(server) = project.read(cx).language_server_for_id(server_id) else {
1086// return;
1087// };
1088
1089// cx.spawn(move |this, mut cx| async move {
1090// Self::resolve_completion_documentation_local(
1091// server,
1092// completions,
1093// completion_index,
1094// completion,
1095// language_registry,
1096// )
1097// .await;
1098
1099// _ = this.update(&mut cx, |_, cx| cx.notify());
1100// })
1101// .detach();
1102// }
1103// }
1104
1105// async fn resolve_completion_documentation_remote(
1106// project_id: u64,
1107// server_id: LanguageServerId,
1108// completions: Arc<RwLock<Box<[Completion]>>>,
1109// completion_index: usize,
1110// completion: lsp::CompletionItem,
1111// client: Arc<Client>,
1112// language_registry: Arc<LanguageRegistry>,
1113// ) {
1114// let request = proto::ResolveCompletionDocumentation {
1115// project_id,
1116// language_server_id: server_id.0 as u64,
1117// lsp_completion: serde_json::to_string(&completion).unwrap().into_bytes(),
1118// };
1119
1120// let Some(response) = client
1121// .request(request)
1122// .await
1123// .context("completion documentation resolve proto request")
1124// .log_err()
1125// else {
1126// return;
1127// };
1128
1129// if response.text.is_empty() {
1130// let mut completions = completions.write();
1131// let completion = &mut completions[completion_index];
1132// completion.documentation = Some(Documentation::Undocumented);
1133// }
1134
1135// let documentation = if response.is_markdown {
1136// Documentation::MultiLineMarkdown(
1137// markdown::parse_markdown(&response.text, &language_registry, None).await,
1138// )
1139// } else if response.text.lines().count() <= 1 {
1140// Documentation::SingleLine(response.text)
1141// } else {
1142// Documentation::MultiLinePlainText(response.text)
1143// };
1144
1145// let mut completions = completions.write();
1146// let completion = &mut completions[completion_index];
1147// completion.documentation = Some(documentation);
1148// }
1149
1150// async fn resolve_completion_documentation_local(
1151// server: Arc<lsp::LanguageServer>,
1152// completions: Arc<RwLock<Box<[Completion]>>>,
1153// completion_index: usize,
1154// completion: lsp::CompletionItem,
1155// language_registry: Arc<LanguageRegistry>,
1156// ) {
1157// let can_resolve = server
1158// .capabilities()
1159// .completion_provider
1160// .as_ref()
1161// .and_then(|options| options.resolve_provider)
1162// .unwrap_or(false);
1163// if !can_resolve {
1164// return;
1165// }
1166
1167// let request = server.request::<lsp::request::ResolveCompletionItem>(completion);
1168// let Some(completion_item) = request.await.log_err() else {
1169// return;
1170// };
1171
1172// if let Some(lsp_documentation) = completion_item.documentation {
1173// let documentation = language::prepare_completion_documentation(
1174// &lsp_documentation,
1175// &language_registry,
1176// None, // TODO: Try to reasonably work out which language the completion is for
1177// )
1178// .await;
1179
1180// let mut completions = completions.write();
1181// let completion = &mut completions[completion_index];
1182// completion.documentation = Some(documentation);
1183// } else {
1184// let mut completions = completions.write();
1185// let completion = &mut completions[completion_index];
1186// completion.documentation = Some(Documentation::Undocumented);
1187// }
1188// }
1189
1190// fn visible(&self) -> bool {
1191// !self.matches.is_empty()
1192// }
1193
1194// fn render(
1195// &self,
1196// style: EditorStyle,
1197// workspace: Option<WeakView<Workspace>>,
1198// cx: &mut ViewContext<Editor>,
1199// ) -> AnyElement<Editor> {
1200// enum CompletionTag {}
1201
1202// let settings = settings::get::<EditorSettings>(cx);
1203// let show_completion_documentation = settings.show_completion_documentation;
1204
1205// let widest_completion_ix = self
1206// .matches
1207// .iter()
1208// .enumerate()
1209// .max_by_key(|(_, mat)| {
1210// let completions = self.completions.read();
1211// let completion = &completions[mat.candidate_id];
1212// let documentation = &completion.documentation;
1213
1214// let mut len = completion.label.text.chars().count();
1215// if let Some(Documentation::SingleLine(text)) = documentation {
1216// if show_completion_documentation {
1217// len += text.chars().count();
1218// }
1219// }
1220
1221// len
1222// })
1223// .map(|(ix, _)| ix);
1224
1225// let completions = self.completions.clone();
1226// let matches = self.matches.clone();
1227// let selected_item = self.selected_item;
1228
1229// let list = UniformList::new(self.list.clone(), matches.len(), cx, {
1230// let style = style.clone();
1231// move |_, range, items, cx| {
1232// let start_ix = range.start;
1233// let completions_guard = completions.read();
1234
1235// for (ix, mat) in matches[range].iter().enumerate() {
1236// let item_ix = start_ix + ix;
1237// let candidate_id = mat.candidate_id;
1238// let completion = &completions_guard[candidate_id];
1239
1240// let documentation = if show_completion_documentation {
1241// &completion.documentation
1242// } else {
1243// &None
1244// };
1245
1246// items.push(
1247// MouseEventHandler::new::<CompletionTag, _>(
1248// mat.candidate_id,
1249// cx,
1250// |state, _| {
1251// let item_style = if item_ix == selected_item {
1252// style.autocomplete.selected_item
1253// } else if state.hovered() {
1254// style.autocomplete.hovered_item
1255// } else {
1256// style.autocomplete.item
1257// };
1258
1259// let completion_label =
1260// Text::new(completion.label.text.clone(), style.text.clone())
1261// .with_soft_wrap(false)
1262// .with_highlights(
1263// combine_syntax_and_fuzzy_match_highlights(
1264// &completion.label.text,
1265// style.text.color.into(),
1266// styled_runs_for_code_label(
1267// &completion.label,
1268// &style.syntax,
1269// ),
1270// &mat.positions,
1271// ),
1272// );
1273
1274// if let Some(Documentation::SingleLine(text)) = documentation {
1275// Flex::row()
1276// .with_child(completion_label)
1277// .with_children((|| {
1278// let text_style = TextStyle {
1279// color: style.autocomplete.inline_docs_color,
1280// font_size: style.text.font_size
1281// * style.autocomplete.inline_docs_size_percent,
1282// ..style.text.clone()
1283// };
1284
1285// let label = Text::new(text.clone(), text_style)
1286// .aligned()
1287// .constrained()
1288// .dynamically(move |constraint, _, _| {
1289// gpui::SizeConstraint {
1290// min: constraint.min,
1291// max: vec2f(
1292// constraint.max.x(),
1293// constraint.min.y(),
1294// ),
1295// }
1296// });
1297
1298// if Some(item_ix) == widest_completion_ix {
1299// Some(
1300// label
1301// .contained()
1302// .with_style(
1303// style
1304// .autocomplete
1305// .inline_docs_container,
1306// )
1307// .into_any(),
1308// )
1309// } else {
1310// Some(label.flex_float().into_any())
1311// }
1312// })())
1313// .into_any()
1314// } else {
1315// completion_label.into_any()
1316// }
1317// .contained()
1318// .with_style(item_style)
1319// .constrained()
1320// .dynamically(
1321// move |constraint, _, _| {
1322// if Some(item_ix) == widest_completion_ix {
1323// constraint
1324// } else {
1325// gpui::SizeConstraint {
1326// min: constraint.min,
1327// max: constraint.min,
1328// }
1329// }
1330// },
1331// )
1332// },
1333// )
1334// .with_cursor_style(CursorStyle::PointingHand)
1335// .on_down(MouseButton::Left, move |_, this, cx| {
1336// this.confirm_completion(
1337// &ConfirmCompletion {
1338// item_ix: Some(item_ix),
1339// },
1340// cx,
1341// )
1342// .map(|task| task.detach());
1343// })
1344// .constrained()
1345// .with_min_width(style.autocomplete.completion_min_width)
1346// .with_max_width(style.autocomplete.completion_max_width)
1347// .into_any(),
1348// );
1349// }
1350// }
1351// })
1352// .with_width_from_item(widest_completion_ix);
1353
1354// enum MultiLineDocumentation {}
1355
1356// Flex::row()
1357// .with_child(list.flex(1., false))
1358// .with_children({
1359// let mat = &self.matches[selected_item];
1360// let completions = self.completions.read();
1361// let completion = &completions[mat.candidate_id];
1362// let documentation = &completion.documentation;
1363
1364// match documentation {
1365// Some(Documentation::MultiLinePlainText(text)) => Some(
1366// Flex::column()
1367// .scrollable::<MultiLineDocumentation>(0, None, cx)
1368// .with_child(
1369// Text::new(text.clone(), style.text.clone()).with_soft_wrap(true),
1370// )
1371// .contained()
1372// .with_style(style.autocomplete.alongside_docs_container)
1373// .constrained()
1374// .with_max_width(style.autocomplete.alongside_docs_max_width)
1375// .flex(1., false),
1376// ),
1377
1378// Some(Documentation::MultiLineMarkdown(parsed)) => Some(
1379// Flex::column()
1380// .scrollable::<MultiLineDocumentation>(0, None, cx)
1381// .with_child(render_parsed_markdown::<MultiLineDocumentation>(
1382// parsed, &style, workspace, cx,
1383// ))
1384// .contained()
1385// .with_style(style.autocomplete.alongside_docs_container)
1386// .constrained()
1387// .with_max_width(style.autocomplete.alongside_docs_max_width)
1388// .flex(1., false),
1389// ),
1390
1391// _ => None,
1392// }
1393// })
1394// .contained()
1395// .with_style(style.autocomplete.container)
1396// .into_any()
1397// }
1398
1399// pub async fn filter(&mut self, query: Option<&str>, executor: Arc<executor::Background>) {
1400// let mut matches = if let Some(query) = query {
1401// fuzzy::match_strings(
1402// &self.match_candidates,
1403// query,
1404// query.chars().any(|c| c.is_uppercase()),
1405// 100,
1406// &Default::default(),
1407// executor,
1408// )
1409// .await
1410// } else {
1411// self.match_candidates
1412// .iter()
1413// .enumerate()
1414// .map(|(candidate_id, candidate)| StringMatch {
1415// candidate_id,
1416// score: Default::default(),
1417// positions: Default::default(),
1418// string: candidate.string.clone(),
1419// })
1420// .collect()
1421// };
1422
1423// // Remove all candidates where the query's start does not match the start of any word in the candidate
1424// if let Some(query) = query {
1425// if let Some(query_start) = query.chars().next() {
1426// matches.retain(|string_match| {
1427// split_words(&string_match.string).any(|word| {
1428// // Check that the first codepoint of the word as lowercase matches the first
1429// // codepoint of the query as lowercase
1430// word.chars()
1431// .flat_map(|codepoint| codepoint.to_lowercase())
1432// .zip(query_start.to_lowercase())
1433// .all(|(word_cp, query_cp)| word_cp == query_cp)
1434// })
1435// });
1436// }
1437// }
1438
1439// let completions = self.completions.read();
1440// matches.sort_unstable_by_key(|mat| {
1441// let completion = &completions[mat.candidate_id];
1442// (
1443// completion.lsp_completion.sort_text.as_ref(),
1444// Reverse(OrderedFloat(mat.score)),
1445// completion.sort_key(),
1446// )
1447// });
1448// drop(completions);
1449
1450// for mat in &mut matches {
1451// let completions = self.completions.read();
1452// let filter_start = completions[mat.candidate_id].label.filter_range.start;
1453// for position in &mut mat.positions {
1454// *position += filter_start;
1455// }
1456// }
1457
1458// self.matches = matches.into();
1459// self.selected_item = 0;
1460// }
1461// }
1462
1463#[derive(Clone)]
1464struct CodeActionsMenu {
1465 actions: Arc<[CodeAction]>,
1466 buffer: Model<Buffer>,
1467 selected_item: usize,
1468 // list: UniformListState,
1469 deployed_from_indicator: bool,
1470}
1471
1472// impl CodeActionsMenu {
1473// fn select_first(&mut self, cx: &mut ViewContext<Editor>) {
1474// self.selected_item = 0;
1475// self.list.scroll_to(ScrollTarget::Show(self.selected_item));
1476// cx.notify()
1477// }
1478
1479// fn select_prev(&mut self, cx: &mut ViewContext<Editor>) {
1480// if self.selected_item > 0 {
1481// self.selected_item -= 1;
1482// } else {
1483// self.selected_item = self.actions.len() - 1;
1484// }
1485// self.list.scroll_to(ScrollTarget::Show(self.selected_item));
1486// cx.notify();
1487// }
1488
1489// fn select_next(&mut self, cx: &mut ViewContext<Editor>) {
1490// if self.selected_item + 1 < self.actions.len() {
1491// self.selected_item += 1;
1492// } else {
1493// self.selected_item = 0;
1494// }
1495// self.list.scroll_to(ScrollTarget::Show(self.selected_item));
1496// cx.notify();
1497// }
1498
1499// fn select_last(&mut self, cx: &mut ViewContext<Editor>) {
1500// self.selected_item = self.actions.len() - 1;
1501// self.list.scroll_to(ScrollTarget::Show(self.selected_item));
1502// cx.notify()
1503// }
1504
1505// fn visible(&self) -> bool {
1506// !self.actions.is_empty()
1507// }
1508
1509// fn render(
1510// &self,
1511// mut cursor_position: DisplayPoint,
1512// style: EditorStyle,
1513// cx: &mut ViewContext<Editor>,
1514// ) -> (DisplayPoint, AnyElement<Editor>) {
1515// enum ActionTag {}
1516
1517// let container_style = style.autocomplete.container;
1518// let actions = self.actions.clone();
1519// let selected_item = self.selected_item;
1520// let element = UniformList::new(
1521// self.list.clone(),
1522// actions.len(),
1523// cx,
1524// move |_, range, items, cx| {
1525// let start_ix = range.start;
1526// for (ix, action) in actions[range].iter().enumerate() {
1527// let item_ix = start_ix + ix;
1528// items.push(
1529// MouseEventHandler::new::<ActionTag, _>(item_ix, cx, |state, _| {
1530// let item_style = if item_ix == selected_item {
1531// style.autocomplete.selected_item
1532// } else if state.hovered() {
1533// style.autocomplete.hovered_item
1534// } else {
1535// style.autocomplete.item
1536// };
1537
1538// Text::new(action.lsp_action.title.clone(), style.text.clone())
1539// .with_soft_wrap(false)
1540// .contained()
1541// .with_style(item_style)
1542// })
1543// .with_cursor_style(CursorStyle::PointingHand)
1544// .on_down(MouseButton::Left, move |_, this, cx| {
1545// let workspace = this
1546// .workspace
1547// .as_ref()
1548// .and_then(|(workspace, _)| workspace.upgrade(cx));
1549// cx.window_context().defer(move |cx| {
1550// if let Some(workspace) = workspace {
1551// workspace.update(cx, |workspace, cx| {
1552// if let Some(task) = Editor::confirm_code_action(
1553// workspace,
1554// &ConfirmCodeAction {
1555// item_ix: Some(item_ix),
1556// },
1557// cx,
1558// ) {
1559// task.detach_and_log_err(cx);
1560// }
1561// });
1562// }
1563// });
1564// })
1565// .into_any(),
1566// );
1567// }
1568// },
1569// )
1570// .with_width_from_item(
1571// self.actions
1572// .iter()
1573// .enumerate()
1574// .max_by_key(|(_, action)| action.lsp_action.title.chars().count())
1575// .map(|(ix, _)| ix),
1576// )
1577// .contained()
1578// .with_style(container_style)
1579// .into_any();
1580
1581// if self.deployed_from_indicator {
1582// *cursor_position.column_mut() = 0;
1583// }
1584
1585// (cursor_position, element)
1586// }
1587// }
1588
1589pub struct CopilotState {
1590 excerpt_id: Option<ExcerptId>,
1591 pending_refresh: Task<Option<()>>,
1592 pending_cycling_refresh: Task<Option<()>>,
1593 cycled: bool,
1594 completions: Vec<copilot::Completion>,
1595 active_completion_index: usize,
1596 suggestion: Option<Inlay>,
1597}
1598
1599impl Default for CopilotState {
1600 fn default() -> Self {
1601 Self {
1602 excerpt_id: None,
1603 pending_cycling_refresh: Task::ready(Some(())),
1604 pending_refresh: Task::ready(Some(())),
1605 completions: Default::default(),
1606 active_completion_index: 0,
1607 cycled: false,
1608 suggestion: None,
1609 }
1610 }
1611}
1612
1613impl CopilotState {
1614 fn active_completion(&self) -> Option<&copilot::Completion> {
1615 self.completions.get(self.active_completion_index)
1616 }
1617
1618 fn text_for_active_completion(
1619 &self,
1620 cursor: Anchor,
1621 buffer: &MultiBufferSnapshot,
1622 ) -> Option<&str> {
1623 use language::ToOffset as _;
1624
1625 let completion = self.active_completion()?;
1626 let excerpt_id = self.excerpt_id?;
1627 let completion_buffer = buffer.buffer_for_excerpt(excerpt_id)?;
1628 if excerpt_id != cursor.excerpt_id
1629 || !completion.range.start.is_valid(completion_buffer)
1630 || !completion.range.end.is_valid(completion_buffer)
1631 {
1632 return None;
1633 }
1634
1635 let mut completion_range = completion.range.to_offset(&completion_buffer);
1636 let prefix_len = Self::common_prefix(
1637 completion_buffer.chars_for_range(completion_range.clone()),
1638 completion.text.chars(),
1639 );
1640 completion_range.start += prefix_len;
1641 let suffix_len = Self::common_prefix(
1642 completion_buffer.reversed_chars_for_range(completion_range.clone()),
1643 completion.text[prefix_len..].chars().rev(),
1644 );
1645 completion_range.end = completion_range.end.saturating_sub(suffix_len);
1646
1647 if completion_range.is_empty()
1648 && completion_range.start == cursor.text_anchor.to_offset(&completion_buffer)
1649 {
1650 Some(&completion.text[prefix_len..completion.text.len() - suffix_len])
1651 } else {
1652 None
1653 }
1654 }
1655
1656 fn cycle_completions(&mut self, direction: Direction) {
1657 match direction {
1658 Direction::Prev => {
1659 self.active_completion_index = if self.active_completion_index == 0 {
1660 self.completions.len().saturating_sub(1)
1661 } else {
1662 self.active_completion_index - 1
1663 };
1664 }
1665 Direction::Next => {
1666 if self.completions.len() == 0 {
1667 self.active_completion_index = 0
1668 } else {
1669 self.active_completion_index =
1670 (self.active_completion_index + 1) % self.completions.len();
1671 }
1672 }
1673 }
1674 }
1675
1676 fn push_completion(&mut self, new_completion: copilot::Completion) {
1677 for completion in &self.completions {
1678 if completion.text == new_completion.text && completion.range == new_completion.range {
1679 return;
1680 }
1681 }
1682 self.completions.push(new_completion);
1683 }
1684
1685 fn common_prefix<T1: Iterator<Item = char>, T2: Iterator<Item = char>>(a: T1, b: T2) -> usize {
1686 a.zip(b)
1687 .take_while(|(a, b)| a == b)
1688 .map(|(a, _)| a.len_utf8())
1689 .sum()
1690 }
1691}
1692
1693#[derive(Debug)]
1694struct ActiveDiagnosticGroup {
1695 primary_range: Range<Anchor>,
1696 primary_message: String,
1697 blocks: HashMap<BlockId, Diagnostic>,
1698 is_valid: bool,
1699}
1700
1701#[derive(Serialize, Deserialize)]
1702pub struct ClipboardSelection {
1703 pub len: usize,
1704 pub is_entire_line: bool,
1705 pub first_line_indent: u32,
1706}
1707
1708#[derive(Debug)]
1709pub struct NavigationData {
1710 cursor_anchor: Anchor,
1711 cursor_position: Point,
1712 scroll_anchor: ScrollAnchor,
1713 scroll_top_row: u32,
1714}
1715
1716pub struct EditorCreated(pub View<Editor>);
1717
1718enum GotoDefinitionKind {
1719 Symbol,
1720 Type,
1721}
1722
1723#[derive(Debug, Clone)]
1724enum InlayHintRefreshReason {
1725 Toggle(bool),
1726 SettingsChange(InlayHintSettings),
1727 NewLinesShown,
1728 BufferEdited(HashSet<Arc<Language>>),
1729 RefreshRequested,
1730 ExcerptsRemoved(Vec<ExcerptId>),
1731}
1732impl InlayHintRefreshReason {
1733 fn description(&self) -> &'static str {
1734 match self {
1735 Self::Toggle(_) => "toggle",
1736 Self::SettingsChange(_) => "settings change",
1737 Self::NewLinesShown => "new lines shown",
1738 Self::BufferEdited(_) => "buffer edited",
1739 Self::RefreshRequested => "refresh requested",
1740 Self::ExcerptsRemoved(_) => "excerpts removed",
1741 }
1742 }
1743}
1744
1745impl Editor {
1746 // pub fn single_line(
1747 // field_editor_style: Option<Arc<GetFieldEditorTheme>>,
1748 // cx: &mut ViewContext<Self>,
1749 // ) -> Self {
1750 // let buffer = cx.add_model(|cx| Buffer::new(0, cx.model_id() as u64, String::new()));
1751 // let buffer = cx.add_model(|cx| MultiBuffer::singleton(buffer, cx));
1752 // Self::new(EditorMode::SingleLine, buffer, None, field_editor_style, cx)
1753 // }
1754
1755 // pub fn multi_line(
1756 // field_editor_style: Option<Arc<GetFieldEditorTheme>>,
1757 // cx: &mut ViewContext<Self>,
1758 // ) -> Self {
1759 // let buffer = cx.add_model(|cx| Buffer::new(0, cx.model_id() as u64, String::new()));
1760 // let buffer = cx.add_model(|cx| MultiBuffer::singleton(buffer, cx));
1761 // Self::new(EditorMode::Full, buffer, None, field_editor_style, cx)
1762 // }
1763
1764 // pub fn auto_height(
1765 // max_lines: usize,
1766 // field_editor_style: Option<Arc<GetFieldEditorTheme>>,
1767 // cx: &mut ViewContext<Self>,
1768 // ) -> Self {
1769 // let buffer = cx.add_model(|cx| Buffer::new(0, cx.model_id() as u64, String::new()));
1770 // let buffer = cx.add_model(|cx| MultiBuffer::singleton(buffer, cx));
1771 // Self::new(
1772 // EditorMode::AutoHeight { max_lines },
1773 // buffer,
1774 // None,
1775 // field_editor_style,
1776 // cx,
1777 // )
1778 // }
1779
1780 // pub fn for_buffer(
1781 // buffer: Model<Buffer>,
1782 // project: Option<Model<Project>>,
1783 // cx: &mut ViewContext<Self>,
1784 // ) -> Self {
1785 // let buffer = cx.add_model(|cx| MultiBuffer::singleton(buffer, cx));
1786 // Self::new(EditorMode::Full, buffer, project, None, cx)
1787 // }
1788
1789 // pub fn for_multibuffer(
1790 // buffer: Model<MultiBuffer>,
1791 // project: Option<Model<Project>>,
1792 // cx: &mut ViewContext<Self>,
1793 // ) -> Self {
1794 // Self::new(EditorMode::Full, buffer, project, None, cx)
1795 // }
1796
1797 // pub fn clone(&self, cx: &mut ViewContext<Self>) -> Self {
1798 // let mut clone = Self::new(
1799 // self.mode,
1800 // self.buffer.clone(),
1801 // self.project.clone(),
1802 // self.get_field_editor_theme.clone(),
1803 // cx,
1804 // );
1805 // self.display_map.update(cx, |display_map, cx| {
1806 // let snapshot = display_map.snapshot(cx);
1807 // clone.display_map.update(cx, |display_map, cx| {
1808 // display_map.set_state(&snapshot, cx);
1809 // });
1810 // });
1811 // clone.selections.clone_state(&self.selections);
1812 // clone.scroll_manager.clone_state(&self.scroll_manager);
1813 // clone.searchable = self.searchable;
1814 // clone
1815 // }
1816
1817 // fn new(
1818 // mode: EditorMode,
1819 // buffer: Model<MultiBuffer>,
1820 // project: Option<Model<Project>>,
1821 // get_field_editor_theme: Option<Arc<GetFieldEditorTheme>>,
1822 // cx: &mut ViewContext<Self>,
1823 // ) -> Self {
1824 // let editor_view_id = cx.view_id();
1825 // let display_map = cx.add_model(|cx| {
1826 // let settings = settings::get::<ThemeSettings>(cx);
1827 // let style = build_style(settings, get_field_editor_theme.as_deref(), None, cx);
1828 // DisplayMap::new(
1829 // buffer.clone(),
1830 // style.text.font_id,
1831 // style.text.font_size,
1832 // None,
1833 // 2,
1834 // 1,
1835 // cx,
1836 // )
1837 // });
1838
1839 // let selections = SelectionsCollection::new(display_map.clone(), buffer.clone());
1840
1841 // let blink_manager = cx.add_model(|cx| BlinkManager::new(CURSOR_BLINK_INTERVAL, cx));
1842
1843 // let soft_wrap_mode_override =
1844 // (mode == EditorMode::SingleLine).then(|| language_settings::SoftWrap::None);
1845
1846 // let mut project_subscriptions = Vec::new();
1847 // if mode == EditorMode::Full {
1848 // if let Some(project) = project.as_ref() {
1849 // if buffer.read(cx).is_singleton() {
1850 // project_subscriptions.push(cx.observe(project, |_, _, cx| {
1851 // cx.emit(Event::TitleChanged);
1852 // }));
1853 // }
1854 // project_subscriptions.push(cx.subscribe(project, |editor, _, event, cx| {
1855 // if let project::Event::RefreshInlayHints = event {
1856 // editor.refresh_inlay_hints(InlayHintRefreshReason::RefreshRequested, cx);
1857 // };
1858 // }));
1859 // }
1860 // }
1861
1862 // let inlay_hint_settings = inlay_hint_settings(
1863 // selections.newest_anchor().head(),
1864 // &buffer.read(cx).snapshot(cx),
1865 // cx,
1866 // );
1867
1868 // let mut this = Self {
1869 // handle: cx.weak_handle(),
1870 // buffer: buffer.clone(),
1871 // display_map: display_map.clone(),
1872 // selections,
1873 // scroll_manager: ScrollManager::new(),
1874 // columnar_selection_tail: None,
1875 // add_selections_state: None,
1876 // select_next_state: None,
1877 // select_prev_state: None,
1878 // selection_history: Default::default(),
1879 // autoclose_regions: Default::default(),
1880 // snippet_stack: Default::default(),
1881 // select_larger_syntax_node_stack: Vec::new(),
1882 // ime_transaction: Default::default(),
1883 // active_diagnostics: None,
1884 // soft_wrap_mode_override,
1885 // get_field_editor_theme,
1886 // collaboration_hub: project.clone().map(|project| Box::new(project) as _),
1887 // project,
1888 // focused: false,
1889 // blink_manager: blink_manager.clone(),
1890 // show_local_selections: true,
1891 // mode,
1892 // show_gutter: mode == EditorMode::Full,
1893 // show_wrap_guides: None,
1894 // placeholder_text: None,
1895 // highlighted_rows: None,
1896 // background_highlights: Default::default(),
1897 // inlay_background_highlights: Default::default(),
1898 // nav_history: None,
1899 // context_menu: RwLock::new(None),
1900 // mouse_context_menu: cx
1901 // .add_view(|cx| context_menu::ContextMenu::new(editor_view_id, cx)),
1902 // completion_tasks: Default::default(),
1903 // next_completion_id: 0,
1904 // next_inlay_id: 0,
1905 // available_code_actions: Default::default(),
1906 // code_actions_task: Default::default(),
1907 // document_highlights_task: Default::default(),
1908 // pending_rename: Default::default(),
1909 // searchable: true,
1910 // override_text_style: None,
1911 // cursor_shape: Default::default(),
1912 // autoindent_mode: Some(AutoindentMode::EachLine),
1913 // collapse_matches: false,
1914 // workspace: None,
1915 // keymap_context_layers: Default::default(),
1916 // input_enabled: true,
1917 // read_only: false,
1918 // leader_peer_id: None,
1919 // remote_id: None,
1920 // hover_state: Default::default(),
1921 // link_go_to_definition_state: Default::default(),
1922 // copilot_state: Default::default(),
1923 // // inlay_hint_cache: InlayHintCache::new(inlay_hint_settings),
1924 // gutter_hovered: false,
1925 // pixel_position_of_newest_cursor: None,
1926 // _subscriptions: vec![
1927 // cx.observe(&buffer, Self::on_buffer_changed),
1928 // cx.subscribe(&buffer, Self::on_buffer_event),
1929 // cx.observe(&display_map, Self::on_display_map_changed),
1930 // cx.observe(&blink_manager, |_, _, cx| cx.notify()),
1931 // cx.observe_global::<SettingsStore, _>(Self::settings_changed),
1932 // cx.observe_window_activation(|editor, active, cx| {
1933 // editor.blink_manager.update(cx, |blink_manager, cx| {
1934 // if active {
1935 // blink_manager.enable(cx);
1936 // } else {
1937 // blink_manager.show_cursor(cx);
1938 // blink_manager.disable(cx);
1939 // }
1940 // });
1941 // }),
1942 // ],
1943 // };
1944
1945 // this._subscriptions.extend(project_subscriptions);
1946
1947 // this.end_selection(cx);
1948 // this.scroll_manager.show_scrollbar(cx);
1949
1950 // let editor_created_event = EditorCreated(cx.handle());
1951 // cx.emit_global(editor_created_event);
1952
1953 // if mode == EditorMode::Full {
1954 // let should_auto_hide_scrollbars = cx.platform().should_auto_hide_scrollbars();
1955 // cx.set_global(ScrollbarAutoHide(should_auto_hide_scrollbars));
1956 // }
1957
1958 // this.report_editor_event("open", None, cx);
1959 // this
1960 // }
1961
1962 // pub fn new_file(
1963 // workspace: &mut Workspace,
1964 // _: &workspace::NewFile,
1965 // cx: &mut ViewContext<Workspace>,
1966 // ) {
1967 // let project = workspace.project().clone();
1968 // if project.read(cx).is_remote() {
1969 // cx.propagate_action();
1970 // } else if let Some(buffer) = project
1971 // .update(cx, |project, cx| project.create_buffer("", None, cx))
1972 // .log_err()
1973 // {
1974 // workspace.add_item(
1975 // Box::new(cx.add_view(|cx| Editor::for_buffer(buffer, Some(project.clone()), cx))),
1976 // cx,
1977 // );
1978 // }
1979 // }
1980
1981 // pub fn new_file_in_direction(
1982 // workspace: &mut Workspace,
1983 // action: &workspace::NewFileInDirection,
1984 // cx: &mut ViewContext<Workspace>,
1985 // ) {
1986 // let project = workspace.project().clone();
1987 // if project.read(cx).is_remote() {
1988 // cx.propagate_action();
1989 // } else if let Some(buffer) = project
1990 // .update(cx, |project, cx| project.create_buffer("", None, cx))
1991 // .log_err()
1992 // {
1993 // workspace.split_item(
1994 // action.0,
1995 // Box::new(cx.add_view(|cx| Editor::for_buffer(buffer, Some(project.clone()), cx))),
1996 // cx,
1997 // );
1998 // }
1999 // }
2000
2001 // pub fn replica_id(&self, cx: &AppContext) -> ReplicaId {
2002 // self.buffer.read(cx).replica_id()
2003 // }
2004
2005 // pub fn leader_peer_id(&self) -> Option<PeerId> {
2006 // self.leader_peer_id
2007 // }
2008
2009 pub fn buffer(&self) -> &Model<MultiBuffer> {
2010 &self.buffer
2011 }
2012
2013 // fn workspace(&self, cx: &AppContext) -> Option<ViewHandle<Workspace>> {
2014 // self.workspace.as_ref()?.0.upgrade(cx)
2015 // }
2016
2017 // pub fn title<'a>(&self, cx: &'a AppContext) -> Cow<'a, str> {
2018 // self.buffer().read(cx).title(cx)
2019 // }
2020
2021 // pub fn snapshot(&mut self, cx: &mut WindowContext) -> EditorSnapshot {
2022 // EditorSnapshot {
2023 // mode: self.mode,
2024 // show_gutter: self.show_gutter,
2025 // display_snapshot: self.display_map.update(cx, |map, cx| map.snapshot(cx)),
2026 // scroll_anchor: self.scroll_manager.anchor(),
2027 // ongoing_scroll: self.scroll_manager.ongoing_scroll(),
2028 // placeholder_text: self.placeholder_text.clone(),
2029 // is_focused: self
2030 // .handle
2031 // .upgrade(cx)
2032 // .map_or(false, |handle| handle.is_focused(cx)),
2033 // }
2034 // }
2035
2036 // pub fn language_at<'a, T: ToOffset>(
2037 // &self,
2038 // point: T,
2039 // cx: &'a AppContext,
2040 // ) -> Option<Arc<Language>> {
2041 // self.buffer.read(cx).language_at(point, cx)
2042 // }
2043
2044 // pub fn file_at<'a, T: ToOffset>(&self, point: T, cx: &'a AppContext) -> Option<Arc<dyn File>> {
2045 // self.buffer.read(cx).read(cx).file_at(point).cloned()
2046 // }
2047
2048 // pub fn active_excerpt(
2049 // &self,
2050 // cx: &AppContext,
2051 // ) -> Option<(ExcerptId, Model<Buffer>, Range<text::Anchor>)> {
2052 // self.buffer
2053 // .read(cx)
2054 // .excerpt_containing(self.selections.newest_anchor().head(), cx)
2055 // }
2056
2057 // pub fn style(&self, cx: &AppContext) -> EditorStyle {
2058 // build_style(
2059 // settings::get::<ThemeSettings>(cx),
2060 // self.get_field_editor_theme.as_deref(),
2061 // self.override_text_style.as_deref(),
2062 // cx,
2063 // )
2064 // }
2065
2066 // pub fn mode(&self) -> EditorMode {
2067 // self.mode
2068 // }
2069
2070 // pub fn collaboration_hub(&self) -> Option<&dyn CollaborationHub> {
2071 // self.collaboration_hub.as_deref()
2072 // }
2073
2074 // pub fn set_collaboration_hub(&mut self, hub: Box<dyn CollaborationHub>) {
2075 // self.collaboration_hub = Some(hub);
2076 // }
2077
2078 // pub fn set_placeholder_text(
2079 // &mut self,
2080 // placeholder_text: impl Into<Arc<str>>,
2081 // cx: &mut ViewContext<Self>,
2082 // ) {
2083 // self.placeholder_text = Some(placeholder_text.into());
2084 // cx.notify();
2085 // }
2086
2087 // pub fn set_cursor_shape(&mut self, cursor_shape: CursorShape, cx: &mut ViewContext<Self>) {
2088 // self.cursor_shape = cursor_shape;
2089 // cx.notify();
2090 // }
2091
2092 // pub fn set_collapse_matches(&mut self, collapse_matches: bool) {
2093 // self.collapse_matches = collapse_matches;
2094 // }
2095
2096 // pub fn range_for_match<T: std::marker::Copy>(&self, range: &Range<T>) -> Range<T> {
2097 // if self.collapse_matches {
2098 // return range.start..range.start;
2099 // }
2100 // range.clone()
2101 // }
2102
2103 // pub fn set_clip_at_line_ends(&mut self, clip: bool, cx: &mut ViewContext<Self>) {
2104 // if self.display_map.read(cx).clip_at_line_ends != clip {
2105 // self.display_map
2106 // .update(cx, |map, _| map.clip_at_line_ends = clip);
2107 // }
2108 // }
2109
2110 // pub fn set_keymap_context_layer<Tag: 'static>(
2111 // &mut self,
2112 // context: KeymapContext,
2113 // cx: &mut ViewContext<Self>,
2114 // ) {
2115 // self.keymap_context_layers
2116 // .insert(TypeId::of::<Tag>(), context);
2117 // cx.notify();
2118 // }
2119
2120 // pub fn remove_keymap_context_layer<Tag: 'static>(&mut self, cx: &mut ViewContext<Self>) {
2121 // self.keymap_context_layers.remove(&TypeId::of::<Tag>());
2122 // cx.notify();
2123 // }
2124
2125 // pub fn set_input_enabled(&mut self, input_enabled: bool) {
2126 // self.input_enabled = input_enabled;
2127 // }
2128
2129 // pub fn set_autoindent(&mut self, autoindent: bool) {
2130 // if autoindent {
2131 // self.autoindent_mode = Some(AutoindentMode::EachLine);
2132 // } else {
2133 // self.autoindent_mode = None;
2134 // }
2135 // }
2136
2137 // pub fn read_only(&self) -> bool {
2138 // self.read_only
2139 // }
2140
2141 // pub fn set_read_only(&mut self, read_only: bool) {
2142 // self.read_only = read_only;
2143 // }
2144
2145 // pub fn set_field_editor_style(
2146 // &mut self,
2147 // style: Option<Arc<GetFieldEditorTheme>>,
2148 // cx: &mut ViewContext<Self>,
2149 // ) {
2150 // self.get_field_editor_theme = style;
2151 // cx.notify();
2152 // }
2153
2154 // fn selections_did_change(
2155 // &mut self,
2156 // local: bool,
2157 // old_cursor_position: &Anchor,
2158 // cx: &mut ViewContext<Self>,
2159 // ) {
2160 // if self.focused && self.leader_peer_id.is_none() {
2161 // self.buffer.update(cx, |buffer, cx| {
2162 // buffer.set_active_selections(
2163 // &self.selections.disjoint_anchors(),
2164 // self.selections.line_mode,
2165 // self.cursor_shape,
2166 // cx,
2167 // )
2168 // });
2169 // }
2170
2171 // let display_map = self
2172 // .display_map
2173 // .update(cx, |display_map, cx| display_map.snapshot(cx));
2174 // let buffer = &display_map.buffer_snapshot;
2175 // self.add_selections_state = None;
2176 // self.select_next_state = None;
2177 // self.select_prev_state = None;
2178 // self.select_larger_syntax_node_stack.clear();
2179 // self.invalidate_autoclose_regions(&self.selections.disjoint_anchors(), buffer);
2180 // self.snippet_stack
2181 // .invalidate(&self.selections.disjoint_anchors(), buffer);
2182 // self.take_rename(false, cx);
2183
2184 // let new_cursor_position = self.selections.newest_anchor().head();
2185
2186 // self.push_to_nav_history(
2187 // old_cursor_position.clone(),
2188 // Some(new_cursor_position.to_point(buffer)),
2189 // cx,
2190 // );
2191
2192 // if local {
2193 // let new_cursor_position = self.selections.newest_anchor().head();
2194 // let mut context_menu = self.context_menu.write();
2195 // let completion_menu = match context_menu.as_ref() {
2196 // Some(ContextMenu::Completions(menu)) => Some(menu),
2197
2198 // _ => {
2199 // *context_menu = None;
2200 // None
2201 // }
2202 // };
2203
2204 // if let Some(completion_menu) = completion_menu {
2205 // let cursor_position = new_cursor_position.to_offset(buffer);
2206 // let (word_range, kind) =
2207 // buffer.surrounding_word(completion_menu.initial_position.clone());
2208 // if kind == Some(CharKind::Word)
2209 // && word_range.to_inclusive().contains(&cursor_position)
2210 // {
2211 // let mut completion_menu = completion_menu.clone();
2212 // drop(context_menu);
2213
2214 // let query = Self::completion_query(buffer, cursor_position);
2215 // cx.spawn(move |this, mut cx| async move {
2216 // completion_menu
2217 // .filter(query.as_deref(), cx.background().clone())
2218 // .await;
2219
2220 // this.update(&mut cx, |this, cx| {
2221 // let mut context_menu = this.context_menu.write();
2222 // let Some(ContextMenu::Completions(menu)) = context_menu.as_ref() else {
2223 // return;
2224 // };
2225
2226 // if menu.id > completion_menu.id {
2227 // return;
2228 // }
2229
2230 // *context_menu = Some(ContextMenu::Completions(completion_menu));
2231 // drop(context_menu);
2232 // cx.notify();
2233 // })
2234 // })
2235 // .detach();
2236
2237 // self.show_completions(&ShowCompletions, cx);
2238 // } else {
2239 // drop(context_menu);
2240 // self.hide_context_menu(cx);
2241 // }
2242 // } else {
2243 // drop(context_menu);
2244 // }
2245
2246 // hide_hover(self, cx);
2247
2248 // if old_cursor_position.to_display_point(&display_map).row()
2249 // != new_cursor_position.to_display_point(&display_map).row()
2250 // {
2251 // self.available_code_actions.take();
2252 // }
2253 // self.refresh_code_actions(cx);
2254 // self.refresh_document_highlights(cx);
2255 // refresh_matching_bracket_highlights(self, cx);
2256 // self.discard_copilot_suggestion(cx);
2257 // }
2258
2259 // self.blink_manager.update(cx, BlinkManager::pause_blinking);
2260 // cx.emit(Event::SelectionsChanged { local });
2261 // cx.notify();
2262 // }
2263
2264 // pub fn change_selections<R>(
2265 // &mut self,
2266 // autoscroll: Option<Autoscroll>,
2267 // cx: &mut ViewContext<Self>,
2268 // change: impl FnOnce(&mut MutableSelectionsCollection<'_>) -> R,
2269 // ) -> R {
2270 // let old_cursor_position = self.selections.newest_anchor().head();
2271 // self.push_to_selection_history();
2272
2273 // let (changed, result) = self.selections.change_with(cx, change);
2274
2275 // if changed {
2276 // if let Some(autoscroll) = autoscroll {
2277 // self.request_autoscroll(autoscroll, cx);
2278 // }
2279 // self.selections_did_change(true, &old_cursor_position, cx);
2280 // }
2281
2282 // result
2283 // }
2284
2285 // pub fn edit<I, S, T>(&mut self, edits: I, cx: &mut ViewContext<Self>)
2286 // where
2287 // I: IntoIterator<Item = (Range<S>, T)>,
2288 // S: ToOffset,
2289 // T: Into<Arc<str>>,
2290 // {
2291 // if self.read_only {
2292 // return;
2293 // }
2294
2295 // self.buffer
2296 // .update(cx, |buffer, cx| buffer.edit(edits, None, cx));
2297 // }
2298
2299 // pub fn edit_with_autoindent<I, S, T>(&mut self, edits: I, cx: &mut ViewContext<Self>)
2300 // where
2301 // I: IntoIterator<Item = (Range<S>, T)>,
2302 // S: ToOffset,
2303 // T: Into<Arc<str>>,
2304 // {
2305 // if self.read_only {
2306 // return;
2307 // }
2308
2309 // self.buffer.update(cx, |buffer, cx| {
2310 // buffer.edit(edits, self.autoindent_mode.clone(), cx)
2311 // });
2312 // }
2313
2314 // pub fn edit_with_block_indent<I, S, T>(
2315 // &mut self,
2316 // edits: I,
2317 // original_indent_columns: Vec<u32>,
2318 // cx: &mut ViewContext<Self>,
2319 // ) where
2320 // I: IntoIterator<Item = (Range<S>, T)>,
2321 // S: ToOffset,
2322 // T: Into<Arc<str>>,
2323 // {
2324 // if self.read_only {
2325 // return;
2326 // }
2327
2328 // self.buffer.update(cx, |buffer, cx| {
2329 // buffer.edit(
2330 // edits,
2331 // Some(AutoindentMode::Block {
2332 // original_indent_columns,
2333 // }),
2334 // cx,
2335 // )
2336 // });
2337 // }
2338
2339 // fn select(&mut self, phase: SelectPhase, cx: &mut ViewContext<Self>) {
2340 // self.hide_context_menu(cx);
2341
2342 // match phase {
2343 // SelectPhase::Begin {
2344 // position,
2345 // add,
2346 // click_count,
2347 // } => self.begin_selection(position, add, click_count, cx),
2348 // SelectPhase::BeginColumnar {
2349 // position,
2350 // goal_column,
2351 // } => self.begin_columnar_selection(position, goal_column, cx),
2352 // SelectPhase::Extend {
2353 // position,
2354 // click_count,
2355 // } => self.extend_selection(position, click_count, cx),
2356 // SelectPhase::Update {
2357 // position,
2358 // goal_column,
2359 // scroll_position,
2360 // } => self.update_selection(position, goal_column, scroll_position, cx),
2361 // SelectPhase::End => self.end_selection(cx),
2362 // }
2363 // }
2364
2365 // fn extend_selection(
2366 // &mut self,
2367 // position: DisplayPoint,
2368 // click_count: usize,
2369 // cx: &mut ViewContext<Self>,
2370 // ) {
2371 // let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
2372 // let tail = self.selections.newest::<usize>(cx).tail();
2373 // self.begin_selection(position, false, click_count, cx);
2374
2375 // let position = position.to_offset(&display_map, Bias::Left);
2376 // let tail_anchor = display_map.buffer_snapshot.anchor_before(tail);
2377
2378 // let mut pending_selection = self
2379 // .selections
2380 // .pending_anchor()
2381 // .expect("extend_selection not called with pending selection");
2382 // if position >= tail {
2383 // pending_selection.start = tail_anchor;
2384 // } else {
2385 // pending_selection.end = tail_anchor;
2386 // pending_selection.reversed = true;
2387 // }
2388
2389 // let mut pending_mode = self.selections.pending_mode().unwrap();
2390 // match &mut pending_mode {
2391 // SelectMode::Word(range) | SelectMode::Line(range) => *range = tail_anchor..tail_anchor,
2392 // _ => {}
2393 // }
2394
2395 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
2396 // s.set_pending(pending_selection, pending_mode)
2397 // });
2398 // }
2399
2400 // fn begin_selection(
2401 // &mut self,
2402 // position: DisplayPoint,
2403 // add: bool,
2404 // click_count: usize,
2405 // cx: &mut ViewContext<Self>,
2406 // ) {
2407 // if !self.focused {
2408 // cx.focus_self();
2409 // }
2410
2411 // let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
2412 // let buffer = &display_map.buffer_snapshot;
2413 // let newest_selection = self.selections.newest_anchor().clone();
2414 // let position = display_map.clip_point(position, Bias::Left);
2415
2416 // let start;
2417 // let end;
2418 // let mode;
2419 // let auto_scroll;
2420 // match click_count {
2421 // 1 => {
2422 // start = buffer.anchor_before(position.to_point(&display_map));
2423 // end = start.clone();
2424 // mode = SelectMode::Character;
2425 // auto_scroll = true;
2426 // }
2427 // 2 => {
2428 // let range = movement::surrounding_word(&display_map, position);
2429 // start = buffer.anchor_before(range.start.to_point(&display_map));
2430 // end = buffer.anchor_before(range.end.to_point(&display_map));
2431 // mode = SelectMode::Word(start.clone()..end.clone());
2432 // auto_scroll = true;
2433 // }
2434 // 3 => {
2435 // let position = display_map
2436 // .clip_point(position, Bias::Left)
2437 // .to_point(&display_map);
2438 // let line_start = display_map.prev_line_boundary(position).0;
2439 // let next_line_start = buffer.clip_point(
2440 // display_map.next_line_boundary(position).0 + Point::new(1, 0),
2441 // Bias::Left,
2442 // );
2443 // start = buffer.anchor_before(line_start);
2444 // end = buffer.anchor_before(next_line_start);
2445 // mode = SelectMode::Line(start.clone()..end.clone());
2446 // auto_scroll = true;
2447 // }
2448 // _ => {
2449 // start = buffer.anchor_before(0);
2450 // end = buffer.anchor_before(buffer.len());
2451 // mode = SelectMode::All;
2452 // auto_scroll = false;
2453 // }
2454 // }
2455
2456 // self.change_selections(auto_scroll.then(|| Autoscroll::newest()), cx, |s| {
2457 // if !add {
2458 // s.clear_disjoint();
2459 // } else if click_count > 1 {
2460 // s.delete(newest_selection.id)
2461 // }
2462
2463 // s.set_pending_anchor_range(start..end, mode);
2464 // });
2465 // }
2466
2467 // fn begin_columnar_selection(
2468 // &mut self,
2469 // position: DisplayPoint,
2470 // goal_column: u32,
2471 // cx: &mut ViewContext<Self>,
2472 // ) {
2473 // if !self.focused {
2474 // cx.focus_self();
2475 // }
2476
2477 // let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
2478 // let tail = self.selections.newest::<Point>(cx).tail();
2479 // self.columnar_selection_tail = Some(display_map.buffer_snapshot.anchor_before(tail));
2480
2481 // self.select_columns(
2482 // tail.to_display_point(&display_map),
2483 // position,
2484 // goal_column,
2485 // &display_map,
2486 // cx,
2487 // );
2488 // }
2489
2490 // fn update_selection(
2491 // &mut self,
2492 // position: DisplayPoint,
2493 // goal_column: u32,
2494 // scroll_position: Vector2F,
2495 // cx: &mut ViewContext<Self>,
2496 // ) {
2497 // let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
2498
2499 // if let Some(tail) = self.columnar_selection_tail.as_ref() {
2500 // let tail = tail.to_display_point(&display_map);
2501 // self.select_columns(tail, position, goal_column, &display_map, cx);
2502 // } else if let Some(mut pending) = self.selections.pending_anchor() {
2503 // let buffer = self.buffer.read(cx).snapshot(cx);
2504 // let head;
2505 // let tail;
2506 // let mode = self.selections.pending_mode().unwrap();
2507 // match &mode {
2508 // SelectMode::Character => {
2509 // head = position.to_point(&display_map);
2510 // tail = pending.tail().to_point(&buffer);
2511 // }
2512 // SelectMode::Word(original_range) => {
2513 // let original_display_range = original_range.start.to_display_point(&display_map)
2514 // ..original_range.end.to_display_point(&display_map);
2515 // let original_buffer_range = original_display_range.start.to_point(&display_map)
2516 // ..original_display_range.end.to_point(&display_map);
2517 // if movement::is_inside_word(&display_map, position)
2518 // || original_display_range.contains(&position)
2519 // {
2520 // let word_range = movement::surrounding_word(&display_map, position);
2521 // if word_range.start < original_display_range.start {
2522 // head = word_range.start.to_point(&display_map);
2523 // } else {
2524 // head = word_range.end.to_point(&display_map);
2525 // }
2526 // } else {
2527 // head = position.to_point(&display_map);
2528 // }
2529
2530 // if head <= original_buffer_range.start {
2531 // tail = original_buffer_range.end;
2532 // } else {
2533 // tail = original_buffer_range.start;
2534 // }
2535 // }
2536 // SelectMode::Line(original_range) => {
2537 // let original_range = original_range.to_point(&display_map.buffer_snapshot);
2538
2539 // let position = display_map
2540 // .clip_point(position, Bias::Left)
2541 // .to_point(&display_map);
2542 // let line_start = display_map.prev_line_boundary(position).0;
2543 // let next_line_start = buffer.clip_point(
2544 // display_map.next_line_boundary(position).0 + Point::new(1, 0),
2545 // Bias::Left,
2546 // );
2547
2548 // if line_start < original_range.start {
2549 // head = line_start
2550 // } else {
2551 // head = next_line_start
2552 // }
2553
2554 // if head <= original_range.start {
2555 // tail = original_range.end;
2556 // } else {
2557 // tail = original_range.start;
2558 // }
2559 // }
2560 // SelectMode::All => {
2561 // return;
2562 // }
2563 // };
2564
2565 // if head < tail {
2566 // pending.start = buffer.anchor_before(head);
2567 // pending.end = buffer.anchor_before(tail);
2568 // pending.reversed = true;
2569 // } else {
2570 // pending.start = buffer.anchor_before(tail);
2571 // pending.end = buffer.anchor_before(head);
2572 // pending.reversed = false;
2573 // }
2574
2575 // self.change_selections(None, cx, |s| {
2576 // s.set_pending(pending, mode);
2577 // });
2578 // } else {
2579 // error!("update_selection dispatched with no pending selection");
2580 // return;
2581 // }
2582
2583 // self.set_scroll_position(scroll_position, cx);
2584 // cx.notify();
2585 // }
2586
2587 // fn end_selection(&mut self, cx: &mut ViewContext<Self>) {
2588 // self.columnar_selection_tail.take();
2589 // if self.selections.pending_anchor().is_some() {
2590 // let selections = self.selections.all::<usize>(cx);
2591 // self.change_selections(None, cx, |s| {
2592 // s.select(selections);
2593 // s.clear_pending();
2594 // });
2595 // }
2596 // }
2597
2598 // fn select_columns(
2599 // &mut self,
2600 // tail: DisplayPoint,
2601 // head: DisplayPoint,
2602 // goal_column: u32,
2603 // display_map: &DisplaySnapshot,
2604 // cx: &mut ViewContext<Self>,
2605 // ) {
2606 // let start_row = cmp::min(tail.row(), head.row());
2607 // let end_row = cmp::max(tail.row(), head.row());
2608 // let start_column = cmp::min(tail.column(), goal_column);
2609 // let end_column = cmp::max(tail.column(), goal_column);
2610 // let reversed = start_column < tail.column();
2611
2612 // let selection_ranges = (start_row..=end_row)
2613 // .filter_map(|row| {
2614 // if start_column <= display_map.line_len(row) && !display_map.is_block_line(row) {
2615 // let start = display_map
2616 // .clip_point(DisplayPoint::new(row, start_column), Bias::Left)
2617 // .to_point(display_map);
2618 // let end = display_map
2619 // .clip_point(DisplayPoint::new(row, end_column), Bias::Right)
2620 // .to_point(display_map);
2621 // if reversed {
2622 // Some(end..start)
2623 // } else {
2624 // Some(start..end)
2625 // }
2626 // } else {
2627 // None
2628 // }
2629 // })
2630 // .collect::<Vec<_>>();
2631
2632 // self.change_selections(None, cx, |s| {
2633 // s.select_ranges(selection_ranges);
2634 // });
2635 // cx.notify();
2636 // }
2637
2638 // pub fn has_pending_nonempty_selection(&self) -> bool {
2639 // let pending_nonempty_selection = match self.selections.pending_anchor() {
2640 // Some(Selection { start, end, .. }) => start != end,
2641 // None => false,
2642 // };
2643 // pending_nonempty_selection || self.columnar_selection_tail.is_some()
2644 // }
2645
2646 // pub fn has_pending_selection(&self) -> bool {
2647 // self.selections.pending_anchor().is_some() || self.columnar_selection_tail.is_some()
2648 // }
2649
2650 // pub fn cancel(&mut self, _: &Cancel, cx: &mut ViewContext<Self>) {
2651 // if self.take_rename(false, cx).is_some() {
2652 // return;
2653 // }
2654
2655 // if hide_hover(self, cx) {
2656 // return;
2657 // }
2658
2659 // if self.hide_context_menu(cx).is_some() {
2660 // return;
2661 // }
2662
2663 // if self.discard_copilot_suggestion(cx) {
2664 // return;
2665 // }
2666
2667 // if self.snippet_stack.pop().is_some() {
2668 // return;
2669 // }
2670
2671 // if self.mode == EditorMode::Full {
2672 // if self.active_diagnostics.is_some() {
2673 // self.dismiss_diagnostics(cx);
2674 // return;
2675 // }
2676
2677 // if self.change_selections(Some(Autoscroll::fit()), cx, |s| s.try_cancel()) {
2678 // return;
2679 // }
2680 // }
2681
2682 // cx.propagate_action();
2683 // }
2684
2685 // pub fn handle_input(&mut self, text: &str, cx: &mut ViewContext<Self>) {
2686 // let text: Arc<str> = text.into();
2687
2688 // if self.read_only {
2689 // return;
2690 // }
2691
2692 // let selections = self.selections.all_adjusted(cx);
2693 // let mut brace_inserted = false;
2694 // let mut edits = Vec::new();
2695 // let mut new_selections = Vec::with_capacity(selections.len());
2696 // let mut new_autoclose_regions = Vec::new();
2697 // let snapshot = self.buffer.read(cx).read(cx);
2698
2699 // for (selection, autoclose_region) in
2700 // self.selections_with_autoclose_regions(selections, &snapshot)
2701 // {
2702 // if let Some(scope) = snapshot.language_scope_at(selection.head()) {
2703 // // Determine if the inserted text matches the opening or closing
2704 // // bracket of any of this language's bracket pairs.
2705 // let mut bracket_pair = None;
2706 // let mut is_bracket_pair_start = false;
2707 // if !text.is_empty() {
2708 // // `text` can be empty when an user is using IME (e.g. Chinese Wubi Simplified)
2709 // // and they are removing the character that triggered IME popup.
2710 // for (pair, enabled) in scope.brackets() {
2711 // if enabled && pair.close && pair.start.ends_with(text.as_ref()) {
2712 // bracket_pair = Some(pair.clone());
2713 // is_bracket_pair_start = true;
2714 // break;
2715 // } else if pair.end.as_str() == text.as_ref() {
2716 // bracket_pair = Some(pair.clone());
2717 // break;
2718 // }
2719 // }
2720 // }
2721
2722 // if let Some(bracket_pair) = bracket_pair {
2723 // if selection.is_empty() {
2724 // if is_bracket_pair_start {
2725 // let prefix_len = bracket_pair.start.len() - text.len();
2726
2727 // // If the inserted text is a suffix of an opening bracket and the
2728 // // selection is preceded by the rest of the opening bracket, then
2729 // // insert the closing bracket.
2730 // let following_text_allows_autoclose = snapshot
2731 // .chars_at(selection.start)
2732 // .next()
2733 // .map_or(true, |c| scope.should_autoclose_before(c));
2734 // let preceding_text_matches_prefix = prefix_len == 0
2735 // || (selection.start.column >= (prefix_len as u32)
2736 // && snapshot.contains_str_at(
2737 // Point::new(
2738 // selection.start.row,
2739 // selection.start.column - (prefix_len as u32),
2740 // ),
2741 // &bracket_pair.start[..prefix_len],
2742 // ));
2743 // if following_text_allows_autoclose && preceding_text_matches_prefix {
2744 // let anchor = snapshot.anchor_before(selection.end);
2745 // new_selections.push((selection.map(|_| anchor), text.len()));
2746 // new_autoclose_regions.push((
2747 // anchor,
2748 // text.len(),
2749 // selection.id,
2750 // bracket_pair.clone(),
2751 // ));
2752 // edits.push((
2753 // selection.range(),
2754 // format!("{}{}", text, bracket_pair.end).into(),
2755 // ));
2756 // brace_inserted = true;
2757 // continue;
2758 // }
2759 // }
2760
2761 // if let Some(region) = autoclose_region {
2762 // // If the selection is followed by an auto-inserted closing bracket,
2763 // // then don't insert that closing bracket again; just move the selection
2764 // // past the closing bracket.
2765 // let should_skip = selection.end == region.range.end.to_point(&snapshot)
2766 // && text.as_ref() == region.pair.end.as_str();
2767 // if should_skip {
2768 // let anchor = snapshot.anchor_after(selection.end);
2769 // new_selections
2770 // .push((selection.map(|_| anchor), region.pair.end.len()));
2771 // continue;
2772 // }
2773 // }
2774 // }
2775 // // If an opening bracket is 1 character long and is typed while
2776 // // text is selected, then surround that text with the bracket pair.
2777 // else if is_bracket_pair_start && bracket_pair.start.chars().count() == 1 {
2778 // edits.push((selection.start..selection.start, text.clone()));
2779 // edits.push((
2780 // selection.end..selection.end,
2781 // bracket_pair.end.as_str().into(),
2782 // ));
2783 // brace_inserted = true;
2784 // new_selections.push((
2785 // Selection {
2786 // id: selection.id,
2787 // start: snapshot.anchor_after(selection.start),
2788 // end: snapshot.anchor_before(selection.end),
2789 // reversed: selection.reversed,
2790 // goal: selection.goal,
2791 // },
2792 // 0,
2793 // ));
2794 // continue;
2795 // }
2796 // }
2797 // }
2798
2799 // // If not handling any auto-close operation, then just replace the selected
2800 // // text with the given input and move the selection to the end of the
2801 // // newly inserted text.
2802 // let anchor = snapshot.anchor_after(selection.end);
2803 // new_selections.push((selection.map(|_| anchor), 0));
2804 // edits.push((selection.start..selection.end, text.clone()));
2805 // }
2806
2807 // drop(snapshot);
2808 // self.transact(cx, |this, cx| {
2809 // this.buffer.update(cx, |buffer, cx| {
2810 // buffer.edit(edits, this.autoindent_mode.clone(), cx);
2811 // });
2812
2813 // let new_anchor_selections = new_selections.iter().map(|e| &e.0);
2814 // let new_selection_deltas = new_selections.iter().map(|e| e.1);
2815 // let snapshot = this.buffer.read(cx).read(cx);
2816 // let new_selections = resolve_multiple::<usize, _>(new_anchor_selections, &snapshot)
2817 // .zip(new_selection_deltas)
2818 // .map(|(selection, delta)| Selection {
2819 // id: selection.id,
2820 // start: selection.start + delta,
2821 // end: selection.end + delta,
2822 // reversed: selection.reversed,
2823 // goal: SelectionGoal::None,
2824 // })
2825 // .collect::<Vec<_>>();
2826
2827 // let mut i = 0;
2828 // for (position, delta, selection_id, pair) in new_autoclose_regions {
2829 // let position = position.to_offset(&snapshot) + delta;
2830 // let start = snapshot.anchor_before(position);
2831 // let end = snapshot.anchor_after(position);
2832 // while let Some(existing_state) = this.autoclose_regions.get(i) {
2833 // match existing_state.range.start.cmp(&start, &snapshot) {
2834 // Ordering::Less => i += 1,
2835 // Ordering::Greater => break,
2836 // Ordering::Equal => match end.cmp(&existing_state.range.end, &snapshot) {
2837 // Ordering::Less => i += 1,
2838 // Ordering::Equal => break,
2839 // Ordering::Greater => break,
2840 // },
2841 // }
2842 // }
2843 // this.autoclose_regions.insert(
2844 // i,
2845 // AutocloseRegion {
2846 // selection_id,
2847 // range: start..end,
2848 // pair,
2849 // },
2850 // );
2851 // }
2852
2853 // drop(snapshot);
2854 // let had_active_copilot_suggestion = this.has_active_copilot_suggestion(cx);
2855 // this.change_selections(Some(Autoscroll::fit()), cx, |s| s.select(new_selections));
2856
2857 // if !brace_inserted && settings::get::<EditorSettings>(cx).use_on_type_format {
2858 // if let Some(on_type_format_task) =
2859 // this.trigger_on_type_formatting(text.to_string(), cx)
2860 // {
2861 // on_type_format_task.detach_and_log_err(cx);
2862 // }
2863 // }
2864
2865 // if had_active_copilot_suggestion {
2866 // this.refresh_copilot_suggestions(true, cx);
2867 // if !this.has_active_copilot_suggestion(cx) {
2868 // this.trigger_completion_on_input(&text, cx);
2869 // }
2870 // } else {
2871 // this.trigger_completion_on_input(&text, cx);
2872 // this.refresh_copilot_suggestions(true, cx);
2873 // }
2874 // });
2875 // }
2876
2877 // pub fn newline(&mut self, _: &Newline, cx: &mut ViewContext<Self>) {
2878 // self.transact(cx, |this, cx| {
2879 // let (edits, selection_fixup_info): (Vec<_>, Vec<_>) = {
2880 // let selections = this.selections.all::<usize>(cx);
2881 // let multi_buffer = this.buffer.read(cx);
2882 // let buffer = multi_buffer.snapshot(cx);
2883 // selections
2884 // .iter()
2885 // .map(|selection| {
2886 // let start_point = selection.start.to_point(&buffer);
2887 // let mut indent = buffer.indent_size_for_line(start_point.row);
2888 // indent.len = cmp::min(indent.len, start_point.column);
2889 // let start = selection.start;
2890 // let end = selection.end;
2891 // let is_cursor = start == end;
2892 // let language_scope = buffer.language_scope_at(start);
2893 // let (comment_delimiter, insert_extra_newline) = if let Some(language) =
2894 // &language_scope
2895 // {
2896 // let leading_whitespace_len = buffer
2897 // .reversed_chars_at(start)
2898 // .take_while(|c| c.is_whitespace() && *c != '\n')
2899 // .map(|c| c.len_utf8())
2900 // .sum::<usize>();
2901
2902 // let trailing_whitespace_len = buffer
2903 // .chars_at(end)
2904 // .take_while(|c| c.is_whitespace() && *c != '\n')
2905 // .map(|c| c.len_utf8())
2906 // .sum::<usize>();
2907
2908 // let insert_extra_newline =
2909 // language.brackets().any(|(pair, enabled)| {
2910 // let pair_start = pair.start.trim_end();
2911 // let pair_end = pair.end.trim_start();
2912
2913 // enabled
2914 // && pair.newline
2915 // && buffer.contains_str_at(
2916 // end + trailing_whitespace_len,
2917 // pair_end,
2918 // )
2919 // && buffer.contains_str_at(
2920 // (start - leading_whitespace_len)
2921 // .saturating_sub(pair_start.len()),
2922 // pair_start,
2923 // )
2924 // });
2925 // // Comment extension on newline is allowed only for cursor selections
2926 // let comment_delimiter = language.line_comment_prefix().filter(|_| {
2927 // let is_comment_extension_enabled =
2928 // multi_buffer.settings_at(0, cx).extend_comment_on_newline;
2929 // is_cursor && is_comment_extension_enabled
2930 // });
2931 // let comment_delimiter = if let Some(delimiter) = comment_delimiter {
2932 // buffer
2933 // .buffer_line_for_row(start_point.row)
2934 // .is_some_and(|(snapshot, range)| {
2935 // let mut index_of_first_non_whitespace = 0;
2936 // let line_starts_with_comment = snapshot
2937 // .chars_for_range(range)
2938 // .skip_while(|c| {
2939 // let should_skip = c.is_whitespace();
2940 // if should_skip {
2941 // index_of_first_non_whitespace += 1;
2942 // }
2943 // should_skip
2944 // })
2945 // .take(delimiter.len())
2946 // .eq(delimiter.chars());
2947 // let cursor_is_placed_after_comment_marker =
2948 // index_of_first_non_whitespace + delimiter.len()
2949 // <= start_point.column as usize;
2950 // line_starts_with_comment
2951 // && cursor_is_placed_after_comment_marker
2952 // })
2953 // .then(|| delimiter.clone())
2954 // } else {
2955 // None
2956 // };
2957 // (comment_delimiter, insert_extra_newline)
2958 // } else {
2959 // (None, false)
2960 // };
2961
2962 // let capacity_for_delimiter = comment_delimiter
2963 // .as_deref()
2964 // .map(str::len)
2965 // .unwrap_or_default();
2966 // let mut new_text =
2967 // String::with_capacity(1 + capacity_for_delimiter + indent.len as usize);
2968 // new_text.push_str("\n");
2969 // new_text.extend(indent.chars());
2970 // if let Some(delimiter) = &comment_delimiter {
2971 // new_text.push_str(&delimiter);
2972 // }
2973 // if insert_extra_newline {
2974 // new_text = new_text.repeat(2);
2975 // }
2976
2977 // let anchor = buffer.anchor_after(end);
2978 // let new_selection = selection.map(|_| anchor);
2979 // (
2980 // (start..end, new_text),
2981 // (insert_extra_newline, new_selection),
2982 // )
2983 // })
2984 // .unzip()
2985 // };
2986
2987 // this.edit_with_autoindent(edits, cx);
2988 // let buffer = this.buffer.read(cx).snapshot(cx);
2989 // let new_selections = selection_fixup_info
2990 // .into_iter()
2991 // .map(|(extra_newline_inserted, new_selection)| {
2992 // let mut cursor = new_selection.end.to_point(&buffer);
2993 // if extra_newline_inserted {
2994 // cursor.row -= 1;
2995 // cursor.column = buffer.line_len(cursor.row);
2996 // }
2997 // new_selection.map(|_| cursor)
2998 // })
2999 // .collect();
3000
3001 // this.change_selections(Some(Autoscroll::fit()), cx, |s| s.select(new_selections));
3002 // this.refresh_copilot_suggestions(true, cx);
3003 // });
3004 // }
3005
3006 // pub fn newline_above(&mut self, _: &NewlineAbove, cx: &mut ViewContext<Self>) {
3007 // let buffer = self.buffer.read(cx);
3008 // let snapshot = buffer.snapshot(cx);
3009
3010 // let mut edits = Vec::new();
3011 // let mut rows = Vec::new();
3012 // let mut rows_inserted = 0;
3013
3014 // for selection in self.selections.all_adjusted(cx) {
3015 // let cursor = selection.head();
3016 // let row = cursor.row;
3017
3018 // let start_of_line = snapshot.clip_point(Point::new(row, 0), Bias::Left);
3019
3020 // let newline = "\n".to_string();
3021 // edits.push((start_of_line..start_of_line, newline));
3022
3023 // rows.push(row + rows_inserted);
3024 // rows_inserted += 1;
3025 // }
3026
3027 // self.transact(cx, |editor, cx| {
3028 // editor.edit(edits, cx);
3029
3030 // editor.change_selections(Some(Autoscroll::fit()), cx, |s| {
3031 // let mut index = 0;
3032 // s.move_cursors_with(|map, _, _| {
3033 // let row = rows[index];
3034 // index += 1;
3035
3036 // let point = Point::new(row, 0);
3037 // let boundary = map.next_line_boundary(point).1;
3038 // let clipped = map.clip_point(boundary, Bias::Left);
3039
3040 // (clipped, SelectionGoal::None)
3041 // });
3042 // });
3043
3044 // let mut indent_edits = Vec::new();
3045 // let multibuffer_snapshot = editor.buffer.read(cx).snapshot(cx);
3046 // for row in rows {
3047 // let indents = multibuffer_snapshot.suggested_indents(row..row + 1, cx);
3048 // for (row, indent) in indents {
3049 // if indent.len == 0 {
3050 // continue;
3051 // }
3052
3053 // let text = match indent.kind {
3054 // IndentKind::Space => " ".repeat(indent.len as usize),
3055 // IndentKind::Tab => "\t".repeat(indent.len as usize),
3056 // };
3057 // let point = Point::new(row, 0);
3058 // indent_edits.push((point..point, text));
3059 // }
3060 // }
3061 // editor.edit(indent_edits, cx);
3062 // });
3063 // }
3064
3065 // pub fn newline_below(&mut self, _: &NewlineBelow, cx: &mut ViewContext<Self>) {
3066 // let buffer = self.buffer.read(cx);
3067 // let snapshot = buffer.snapshot(cx);
3068
3069 // let mut edits = Vec::new();
3070 // let mut rows = Vec::new();
3071 // let mut rows_inserted = 0;
3072
3073 // for selection in self.selections.all_adjusted(cx) {
3074 // let cursor = selection.head();
3075 // let row = cursor.row;
3076
3077 // let point = Point::new(row + 1, 0);
3078 // let start_of_line = snapshot.clip_point(point, Bias::Left);
3079
3080 // let newline = "\n".to_string();
3081 // edits.push((start_of_line..start_of_line, newline));
3082
3083 // rows_inserted += 1;
3084 // rows.push(row + rows_inserted);
3085 // }
3086
3087 // self.transact(cx, |editor, cx| {
3088 // editor.edit(edits, cx);
3089
3090 // editor.change_selections(Some(Autoscroll::fit()), cx, |s| {
3091 // let mut index = 0;
3092 // s.move_cursors_with(|map, _, _| {
3093 // let row = rows[index];
3094 // index += 1;
3095
3096 // let point = Point::new(row, 0);
3097 // let boundary = map.next_line_boundary(point).1;
3098 // let clipped = map.clip_point(boundary, Bias::Left);
3099
3100 // (clipped, SelectionGoal::None)
3101 // });
3102 // });
3103
3104 // let mut indent_edits = Vec::new();
3105 // let multibuffer_snapshot = editor.buffer.read(cx).snapshot(cx);
3106 // for row in rows {
3107 // let indents = multibuffer_snapshot.suggested_indents(row..row + 1, cx);
3108 // for (row, indent) in indents {
3109 // if indent.len == 0 {
3110 // continue;
3111 // }
3112
3113 // let text = match indent.kind {
3114 // IndentKind::Space => " ".repeat(indent.len as usize),
3115 // IndentKind::Tab => "\t".repeat(indent.len as usize),
3116 // };
3117 // let point = Point::new(row, 0);
3118 // indent_edits.push((point..point, text));
3119 // }
3120 // }
3121 // editor.edit(indent_edits, cx);
3122 // });
3123 // }
3124
3125 // pub fn insert(&mut self, text: &str, cx: &mut ViewContext<Self>) {
3126 // self.insert_with_autoindent_mode(
3127 // text,
3128 // Some(AutoindentMode::Block {
3129 // original_indent_columns: Vec::new(),
3130 // }),
3131 // cx,
3132 // );
3133 // }
3134
3135 // fn insert_with_autoindent_mode(
3136 // &mut self,
3137 // text: &str,
3138 // autoindent_mode: Option<AutoindentMode>,
3139 // cx: &mut ViewContext<Self>,
3140 // ) {
3141 // if self.read_only {
3142 // return;
3143 // }
3144
3145 // let text: Arc<str> = text.into();
3146 // self.transact(cx, |this, cx| {
3147 // let old_selections = this.selections.all_adjusted(cx);
3148 // let selection_anchors = this.buffer.update(cx, |buffer, cx| {
3149 // let anchors = {
3150 // let snapshot = buffer.read(cx);
3151 // old_selections
3152 // .iter()
3153 // .map(|s| {
3154 // let anchor = snapshot.anchor_after(s.head());
3155 // s.map(|_| anchor)
3156 // })
3157 // .collect::<Vec<_>>()
3158 // };
3159 // buffer.edit(
3160 // old_selections
3161 // .iter()
3162 // .map(|s| (s.start..s.end, text.clone())),
3163 // autoindent_mode,
3164 // cx,
3165 // );
3166 // anchors
3167 // });
3168
3169 // this.change_selections(Some(Autoscroll::fit()), cx, |s| {
3170 // s.select_anchors(selection_anchors);
3171 // })
3172 // });
3173 // }
3174
3175 // fn trigger_completion_on_input(&mut self, text: &str, cx: &mut ViewContext<Self>) {
3176 // if !settings::get::<EditorSettings>(cx).show_completions_on_input {
3177 // return;
3178 // }
3179
3180 // let selection = self.selections.newest_anchor();
3181 // if self
3182 // .buffer
3183 // .read(cx)
3184 // .is_completion_trigger(selection.head(), text, cx)
3185 // {
3186 // self.show_completions(&ShowCompletions, cx);
3187 // } else {
3188 // self.hide_context_menu(cx);
3189 // }
3190 // }
3191
3192 // /// If any empty selections is touching the start of its innermost containing autoclose
3193 // /// region, expand it to select the brackets.
3194 // fn select_autoclose_pair(&mut self, cx: &mut ViewContext<Self>) {
3195 // let selections = self.selections.all::<usize>(cx);
3196 // let buffer = self.buffer.read(cx).read(cx);
3197 // let mut new_selections = Vec::new();
3198 // for (mut selection, region) in self.selections_with_autoclose_regions(selections, &buffer) {
3199 // if let (Some(region), true) = (region, selection.is_empty()) {
3200 // let mut range = region.range.to_offset(&buffer);
3201 // if selection.start == range.start {
3202 // if range.start >= region.pair.start.len() {
3203 // range.start -= region.pair.start.len();
3204 // if buffer.contains_str_at(range.start, ®ion.pair.start) {
3205 // if buffer.contains_str_at(range.end, ®ion.pair.end) {
3206 // range.end += region.pair.end.len();
3207 // selection.start = range.start;
3208 // selection.end = range.end;
3209 // }
3210 // }
3211 // }
3212 // }
3213 // }
3214 // new_selections.push(selection);
3215 // }
3216
3217 // drop(buffer);
3218 // self.change_selections(None, cx, |selections| selections.select(new_selections));
3219 // }
3220
3221 // /// Iterate the given selections, and for each one, find the smallest surrounding
3222 // /// autoclose region. This uses the ordering of the selections and the autoclose
3223 // /// regions to avoid repeated comparisons.
3224 // fn selections_with_autoclose_regions<'a, D: ToOffset + Clone>(
3225 // &'a self,
3226 // selections: impl IntoIterator<Item = Selection<D>>,
3227 // buffer: &'a MultiBufferSnapshot,
3228 // ) -> impl Iterator<Item = (Selection<D>, Option<&'a AutocloseRegion>)> {
3229 // let mut i = 0;
3230 // let mut regions = self.autoclose_regions.as_slice();
3231 // selections.into_iter().map(move |selection| {
3232 // let range = selection.start.to_offset(buffer)..selection.end.to_offset(buffer);
3233
3234 // let mut enclosing = None;
3235 // while let Some(pair_state) = regions.get(i) {
3236 // if pair_state.range.end.to_offset(buffer) < range.start {
3237 // regions = ®ions[i + 1..];
3238 // i = 0;
3239 // } else if pair_state.range.start.to_offset(buffer) > range.end {
3240 // break;
3241 // } else {
3242 // if pair_state.selection_id == selection.id {
3243 // enclosing = Some(pair_state);
3244 // }
3245 // i += 1;
3246 // }
3247 // }
3248
3249 // (selection.clone(), enclosing)
3250 // })
3251 // }
3252
3253 // /// Remove any autoclose regions that no longer contain their selection.
3254 // fn invalidate_autoclose_regions(
3255 // &mut self,
3256 // mut selections: &[Selection<Anchor>],
3257 // buffer: &MultiBufferSnapshot,
3258 // ) {
3259 // self.autoclose_regions.retain(|state| {
3260 // let mut i = 0;
3261 // while let Some(selection) = selections.get(i) {
3262 // if selection.end.cmp(&state.range.start, buffer).is_lt() {
3263 // selections = &selections[1..];
3264 // continue;
3265 // }
3266 // if selection.start.cmp(&state.range.end, buffer).is_gt() {
3267 // break;
3268 // }
3269 // if selection.id == state.selection_id {
3270 // return true;
3271 // } else {
3272 // i += 1;
3273 // }
3274 // }
3275 // false
3276 // });
3277 // }
3278
3279 // fn completion_query(buffer: &MultiBufferSnapshot, position: impl ToOffset) -> Option<String> {
3280 // let offset = position.to_offset(buffer);
3281 // let (word_range, kind) = buffer.surrounding_word(offset);
3282 // if offset > word_range.start && kind == Some(CharKind::Word) {
3283 // Some(
3284 // buffer
3285 // .text_for_range(word_range.start..offset)
3286 // .collect::<String>(),
3287 // )
3288 // } else {
3289 // None
3290 // }
3291 // }
3292
3293 // pub fn toggle_inlay_hints(&mut self, _: &ToggleInlayHints, cx: &mut ViewContext<Self>) {
3294 // todo!();
3295 // // self.refresh_inlay_hints(
3296 // // InlayHintRefreshReason::Toggle(!self.inlay_hint_cache.enabled),
3297 // // cx,
3298 // // );
3299 // }
3300
3301 // pub fn inlay_hints_enabled(&self) -> bool {
3302 // todo!();
3303 // self.inlay_hint_cache.enabled
3304 // }
3305
3306 // fn refresh_inlay_hints(&mut self, reason: InlayHintRefreshReason, cx: &mut ViewContext<Self>) {
3307 // if self.project.is_none() || self.mode != EditorMode::Full {
3308 // return;
3309 // }
3310
3311 // let reason_description = reason.description();
3312 // let (invalidate_cache, required_languages) = match reason {
3313 // InlayHintRefreshReason::Toggle(enabled) => {
3314 // self.inlay_hint_cache.enabled = enabled;
3315 // if enabled {
3316 // (InvalidationStrategy::RefreshRequested, None)
3317 // } else {
3318 // self.inlay_hint_cache.clear();
3319 // self.splice_inlay_hints(
3320 // self.visible_inlay_hints(cx)
3321 // .iter()
3322 // .map(|inlay| inlay.id)
3323 // .collect(),
3324 // Vec::new(),
3325 // cx,
3326 // );
3327 // return;
3328 // }
3329 // }
3330 // InlayHintRefreshReason::SettingsChange(new_settings) => {
3331 // match self.inlay_hint_cache.update_settings(
3332 // &self.buffer,
3333 // new_settings,
3334 // self.visible_inlay_hints(cx),
3335 // cx,
3336 // ) {
3337 // ControlFlow::Break(Some(InlaySplice {
3338 // to_remove,
3339 // to_insert,
3340 // })) => {
3341 // self.splice_inlay_hints(to_remove, to_insert, cx);
3342 // return;
3343 // }
3344 // ControlFlow::Break(None) => return,
3345 // ControlFlow::Continue(()) => (InvalidationStrategy::RefreshRequested, None),
3346 // }
3347 // }
3348 // InlayHintRefreshReason::ExcerptsRemoved(excerpts_removed) => {
3349 // if let Some(InlaySplice {
3350 // to_remove,
3351 // to_insert,
3352 // }) = self.inlay_hint_cache.remove_excerpts(excerpts_removed)
3353 // {
3354 // self.splice_inlay_hints(to_remove, to_insert, cx);
3355 // }
3356 // return;
3357 // }
3358 // InlayHintRefreshReason::NewLinesShown => (InvalidationStrategy::None, None),
3359 // InlayHintRefreshReason::BufferEdited(buffer_languages) => {
3360 // (InvalidationStrategy::BufferEdited, Some(buffer_languages))
3361 // }
3362 // InlayHintRefreshReason::RefreshRequested => {
3363 // (InvalidationStrategy::RefreshRequested, None)
3364 // }
3365 // };
3366
3367 // if let Some(InlaySplice {
3368 // to_remove,
3369 // to_insert,
3370 // }) = self.inlay_hint_cache.spawn_hint_refresh(
3371 // reason_description,
3372 // self.excerpt_visible_offsets(required_languages.as_ref(), cx),
3373 // invalidate_cache,
3374 // cx,
3375 // ) {
3376 // self.splice_inlay_hints(to_remove, to_insert, cx);
3377 // }
3378 // }
3379
3380 // fn visible_inlay_hints(&self, cx: &ViewContext<'_, '_, Editor>) -> Vec<Inlay> {
3381 // self.display_map
3382 // .read(cx)
3383 // .current_inlays()
3384 // .filter(move |inlay| {
3385 // Some(inlay.id) != self.copilot_state.suggestion.as_ref().map(|h| h.id)
3386 // })
3387 // .cloned()
3388 // .collect()
3389 // }
3390
3391 // pub fn excerpt_visible_offsets(
3392 // &self,
3393 // restrict_to_languages: Option<&HashSet<Arc<Language>>>,
3394 // cx: &mut ViewContext<'_, '_, Editor>,
3395 // ) -> HashMap<ExcerptId, (Model<Buffer>, Global, Range<usize>)> {
3396 // let multi_buffer = self.buffer().read(cx);
3397 // let multi_buffer_snapshot = multi_buffer.snapshot(cx);
3398 // let multi_buffer_visible_start = self
3399 // .scroll_manager
3400 // .anchor()
3401 // .anchor
3402 // .to_point(&multi_buffer_snapshot);
3403 // let multi_buffer_visible_end = multi_buffer_snapshot.clip_point(
3404 // multi_buffer_visible_start
3405 // + Point::new(self.visible_line_count().unwrap_or(0.).ceil() as u32, 0),
3406 // Bias::Left,
3407 // );
3408 // let multi_buffer_visible_range = multi_buffer_visible_start..multi_buffer_visible_end;
3409 // multi_buffer
3410 // .range_to_buffer_ranges(multi_buffer_visible_range, cx)
3411 // .into_iter()
3412 // .filter(|(_, excerpt_visible_range, _)| !excerpt_visible_range.is_empty())
3413 // .filter_map(|(buffer_handle, excerpt_visible_range, excerpt_id)| {
3414 // let buffer = buffer_handle.read(cx);
3415 // let language = buffer.language()?;
3416 // if let Some(restrict_to_languages) = restrict_to_languages {
3417 // if !restrict_to_languages.contains(language) {
3418 // return None;
3419 // }
3420 // }
3421 // Some((
3422 // excerpt_id,
3423 // (
3424 // buffer_handle,
3425 // buffer.version().clone(),
3426 // excerpt_visible_range,
3427 // ),
3428 // ))
3429 // })
3430 // .collect()
3431 // }
3432
3433 // pub fn text_layout_details(&self, cx: &WindowContext) -> TextLayoutDetails {
3434 // TextLayoutDetails {
3435 // font_cache: cx.font_cache().clone(),
3436 // text_layout_cache: cx.text_layout_cache().clone(),
3437 // editor_style: self.style(cx),
3438 // }
3439 // }
3440
3441 // fn splice_inlay_hints(
3442 // &self,
3443 // to_remove: Vec<InlayId>,
3444 // to_insert: Vec<Inlay>,
3445 // cx: &mut ViewContext<Self>,
3446 // ) {
3447 // self.display_map.update(cx, |display_map, cx| {
3448 // display_map.splice_inlays(to_remove, to_insert, cx);
3449 // });
3450 // cx.notify();
3451 // }
3452
3453 // fn trigger_on_type_formatting(
3454 // &self,
3455 // input: String,
3456 // cx: &mut ViewContext<Self>,
3457 // ) -> Option<Task<Result<()>>> {
3458 // if input.len() != 1 {
3459 // return None;
3460 // }
3461
3462 // let project = self.project.as_ref()?;
3463 // let position = self.selections.newest_anchor().head();
3464 // let (buffer, buffer_position) = self
3465 // .buffer
3466 // .read(cx)
3467 // .text_anchor_for_position(position.clone(), cx)?;
3468
3469 // // OnTypeFormatting returns a list of edits, no need to pass them between Zed instances,
3470 // // hence we do LSP request & edit on host side only — add formats to host's history.
3471 // let push_to_lsp_host_history = true;
3472 // // If this is not the host, append its history with new edits.
3473 // let push_to_client_history = project.read(cx).is_remote();
3474
3475 // let on_type_formatting = project.update(cx, |project, cx| {
3476 // project.on_type_format(
3477 // buffer.clone(),
3478 // buffer_position,
3479 // input,
3480 // push_to_lsp_host_history,
3481 // cx,
3482 // )
3483 // });
3484 // Some(cx.spawn(|editor, mut cx| async move {
3485 // if let Some(transaction) = on_type_formatting.await? {
3486 // if push_to_client_history {
3487 // buffer.update(&mut cx, |buffer, _| {
3488 // buffer.push_transaction(transaction, Instant::now());
3489 // });
3490 // }
3491 // editor.update(&mut cx, |editor, cx| {
3492 // editor.refresh_document_highlights(cx);
3493 // })?;
3494 // }
3495 // Ok(())
3496 // }))
3497 // }
3498
3499 // fn show_completions(&mut self, _: &ShowCompletions, cx: &mut ViewContext<Self>) {
3500 // if self.pending_rename.is_some() {
3501 // return;
3502 // }
3503
3504 // let project = if let Some(project) = self.project.clone() {
3505 // project
3506 // } else {
3507 // return;
3508 // };
3509
3510 // let position = self.selections.newest_anchor().head();
3511 // let (buffer, buffer_position) = if let Some(output) = self
3512 // .buffer
3513 // .read(cx)
3514 // .text_anchor_for_position(position.clone(), cx)
3515 // {
3516 // output
3517 // } else {
3518 // return;
3519 // };
3520
3521 // let query = Self::completion_query(&self.buffer.read(cx).read(cx), position.clone());
3522 // let completions = project.update(cx, |project, cx| {
3523 // project.completions(&buffer, buffer_position, cx)
3524 // });
3525
3526 // let id = post_inc(&mut self.next_completion_id);
3527 // let task = cx.spawn(|this, mut cx| {
3528 // async move {
3529 // let menu = if let Some(completions) = completions.await.log_err() {
3530 // let mut menu = CompletionsMenu {
3531 // id,
3532 // initial_position: position,
3533 // match_candidates: completions
3534 // .iter()
3535 // .enumerate()
3536 // .map(|(id, completion)| {
3537 // StringMatchCandidate::new(
3538 // id,
3539 // completion.label.text[completion.label.filter_range.clone()]
3540 // .into(),
3541 // )
3542 // })
3543 // .collect(),
3544 // buffer,
3545 // completions: Arc::new(RwLock::new(completions.into())),
3546 // matches: Vec::new().into(),
3547 // selected_item: 0,
3548 // list: Default::default(),
3549 // };
3550 // menu.filter(query.as_deref(), cx.background()).await;
3551 // if menu.matches.is_empty() {
3552 // None
3553 // } else {
3554 // _ = this.update(&mut cx, |editor, cx| {
3555 // menu.pre_resolve_completion_documentation(editor.project.clone(), cx);
3556 // });
3557 // Some(menu)
3558 // }
3559 // } else {
3560 // None
3561 // };
3562
3563 // this.update(&mut cx, |this, cx| {
3564 // this.completion_tasks.retain(|(task_id, _)| *task_id > id);
3565
3566 // let mut context_menu = this.context_menu.write();
3567 // match context_menu.as_ref() {
3568 // None => {}
3569
3570 // Some(ContextMenu::Completions(prev_menu)) => {
3571 // if prev_menu.id > id {
3572 // return;
3573 // }
3574 // }
3575
3576 // _ => return,
3577 // }
3578
3579 // if this.focused && menu.is_some() {
3580 // let menu = menu.unwrap();
3581 // *context_menu = Some(ContextMenu::Completions(menu));
3582 // drop(context_menu);
3583 // this.discard_copilot_suggestion(cx);
3584 // cx.notify();
3585 // } else if this.completion_tasks.is_empty() {
3586 // // If there are no more completion tasks and the last menu was
3587 // // empty, we should hide it. If it was already hidden, we should
3588 // // also show the copilot suggestion when available.
3589 // drop(context_menu);
3590 // if this.hide_context_menu(cx).is_none() {
3591 // this.update_visible_copilot_suggestion(cx);
3592 // }
3593 // }
3594 // })?;
3595
3596 // Ok::<_, anyhow::Error>(())
3597 // }
3598 // .log_err()
3599 // });
3600 // self.completion_tasks.push((id, task));
3601 // }
3602
3603 // pub fn confirm_completion(
3604 // &mut self,
3605 // action: &ConfirmCompletion,
3606 // cx: &mut ViewContext<Self>,
3607 // ) -> Option<Task<Result<()>>> {
3608 // use language::ToOffset as _;
3609
3610 // let completions_menu = if let ContextMenu::Completions(menu) = self.hide_context_menu(cx)? {
3611 // menu
3612 // } else {
3613 // return None;
3614 // };
3615
3616 // let mat = completions_menu
3617 // .matches
3618 // .get(action.item_ix.unwrap_or(completions_menu.selected_item))?;
3619 // let buffer_handle = completions_menu.buffer;
3620 // let completions = completions_menu.completions.read();
3621 // let completion = completions.get(mat.candidate_id)?;
3622
3623 // let snippet;
3624 // let text;
3625 // if completion.is_snippet() {
3626 // snippet = Some(Snippet::parse(&completion.new_text).log_err()?);
3627 // text = snippet.as_ref().unwrap().text.clone();
3628 // } else {
3629 // snippet = None;
3630 // text = completion.new_text.clone();
3631 // };
3632 // let selections = self.selections.all::<usize>(cx);
3633 // let buffer = buffer_handle.read(cx);
3634 // let old_range = completion.old_range.to_offset(buffer);
3635 // let old_text = buffer.text_for_range(old_range.clone()).collect::<String>();
3636
3637 // let newest_selection = self.selections.newest_anchor();
3638 // if newest_selection.start.buffer_id != Some(buffer_handle.read(cx).remote_id()) {
3639 // return None;
3640 // }
3641
3642 // let lookbehind = newest_selection
3643 // .start
3644 // .text_anchor
3645 // .to_offset(buffer)
3646 // .saturating_sub(old_range.start);
3647 // let lookahead = old_range
3648 // .end
3649 // .saturating_sub(newest_selection.end.text_anchor.to_offset(buffer));
3650 // let mut common_prefix_len = old_text
3651 // .bytes()
3652 // .zip(text.bytes())
3653 // .take_while(|(a, b)| a == b)
3654 // .count();
3655
3656 // let snapshot = self.buffer.read(cx).snapshot(cx);
3657 // let mut range_to_replace: Option<Range<isize>> = None;
3658 // let mut ranges = Vec::new();
3659 // for selection in &selections {
3660 // if snapshot.contains_str_at(selection.start.saturating_sub(lookbehind), &old_text) {
3661 // let start = selection.start.saturating_sub(lookbehind);
3662 // let end = selection.end + lookahead;
3663 // if selection.id == newest_selection.id {
3664 // range_to_replace = Some(
3665 // ((start + common_prefix_len) as isize - selection.start as isize)
3666 // ..(end as isize - selection.start as isize),
3667 // );
3668 // }
3669 // ranges.push(start + common_prefix_len..end);
3670 // } else {
3671 // common_prefix_len = 0;
3672 // ranges.clear();
3673 // ranges.extend(selections.iter().map(|s| {
3674 // if s.id == newest_selection.id {
3675 // range_to_replace = Some(
3676 // old_range.start.to_offset_utf16(&snapshot).0 as isize
3677 // - selection.start as isize
3678 // ..old_range.end.to_offset_utf16(&snapshot).0 as isize
3679 // - selection.start as isize,
3680 // );
3681 // old_range.clone()
3682 // } else {
3683 // s.start..s.end
3684 // }
3685 // }));
3686 // break;
3687 // }
3688 // }
3689 // let text = &text[common_prefix_len..];
3690
3691 // cx.emit(Event::InputHandled {
3692 // utf16_range_to_replace: range_to_replace,
3693 // text: text.into(),
3694 // });
3695
3696 // self.transact(cx, |this, cx| {
3697 // if let Some(mut snippet) = snippet {
3698 // snippet.text = text.to_string();
3699 // for tabstop in snippet.tabstops.iter_mut().flatten() {
3700 // tabstop.start -= common_prefix_len as isize;
3701 // tabstop.end -= common_prefix_len as isize;
3702 // }
3703
3704 // this.insert_snippet(&ranges, snippet, cx).log_err();
3705 // } else {
3706 // this.buffer.update(cx, |buffer, cx| {
3707 // buffer.edit(
3708 // ranges.iter().map(|range| (range.clone(), text)),
3709 // this.autoindent_mode.clone(),
3710 // cx,
3711 // );
3712 // });
3713 // }
3714
3715 // this.refresh_copilot_suggestions(true, cx);
3716 // });
3717
3718 // let project = self.project.clone()?;
3719 // let apply_edits = project.update(cx, |project, cx| {
3720 // project.apply_additional_edits_for_completion(
3721 // buffer_handle,
3722 // completion.clone(),
3723 // true,
3724 // cx,
3725 // )
3726 // });
3727 // Some(cx.foreground().spawn(async move {
3728 // apply_edits.await?;
3729 // Ok(())
3730 // }))
3731 // }
3732
3733 // pub fn toggle_code_actions(&mut self, action: &ToggleCodeActions, cx: &mut ViewContext<Self>) {
3734 // let mut context_menu = self.context_menu.write();
3735 // if matches!(context_menu.as_ref(), Some(ContextMenu::CodeActions(_))) {
3736 // *context_menu = None;
3737 // cx.notify();
3738 // return;
3739 // }
3740 // drop(context_menu);
3741
3742 // let deployed_from_indicator = action.deployed_from_indicator;
3743 // let mut task = self.code_actions_task.take();
3744 // cx.spawn(|this, mut cx| async move {
3745 // while let Some(prev_task) = task {
3746 // prev_task.await;
3747 // task = this.update(&mut cx, |this, _| this.code_actions_task.take())?;
3748 // }
3749
3750 // this.update(&mut cx, |this, cx| {
3751 // if this.focused {
3752 // if let Some((buffer, actions)) = this.available_code_actions.clone() {
3753 // this.completion_tasks.clear();
3754 // this.discard_copilot_suggestion(cx);
3755 // *this.context_menu.write() =
3756 // Some(ContextMenu::CodeActions(CodeActionsMenu {
3757 // buffer,
3758 // actions,
3759 // selected_item: Default::default(),
3760 // list: Default::default(),
3761 // deployed_from_indicator,
3762 // }));
3763 // }
3764 // }
3765 // })?;
3766
3767 // Ok::<_, anyhow::Error>(())
3768 // })
3769 // .detach_and_log_err(cx);
3770 // }
3771
3772 // pub fn confirm_code_action(
3773 // workspace: &mut Workspace,
3774 // action: &ConfirmCodeAction,
3775 // cx: &mut ViewContext<Workspace>,
3776 // ) -> Option<Task<Result<()>>> {
3777 // let editor = workspace.active_item(cx)?.act_as::<Editor>(cx)?;
3778 // let actions_menu = if let ContextMenu::CodeActions(menu) =
3779 // editor.update(cx, |editor, cx| editor.hide_context_menu(cx))?
3780 // {
3781 // menu
3782 // } else {
3783 // return None;
3784 // };
3785 // let action_ix = action.item_ix.unwrap_or(actions_menu.selected_item);
3786 // let action = actions_menu.actions.get(action_ix)?.clone();
3787 // let title = action.lsp_action.title.clone();
3788 // let buffer = actions_menu.buffer;
3789
3790 // let apply_code_actions = workspace.project().clone().update(cx, |project, cx| {
3791 // project.apply_code_action(buffer, action, true, cx)
3792 // });
3793 // let editor = editor.downgrade();
3794 // Some(cx.spawn(|workspace, cx| async move {
3795 // let project_transaction = apply_code_actions.await?;
3796 // Self::open_project_transaction(&editor, workspace, project_transaction, title, cx).await
3797 // }))
3798 // }
3799
3800 // async fn open_project_transaction(
3801 // this: &WeakViewHandle<Editor
3802 // workspace: WeakViewHandle<Workspace
3803 // transaction: ProjectTransaction,
3804 // title: String,
3805 // mut cx: AsyncAppContext,
3806 // ) -> Result<()> {
3807 // let replica_id = this.read_with(&cx, |this, cx| this.replica_id(cx))?;
3808
3809 // let mut entries = transaction.0.into_iter().collect::<Vec<_>>();
3810 // entries.sort_unstable_by_key(|(buffer, _)| {
3811 // buffer.read_with(&cx, |buffer, _| buffer.file().map(|f| f.path().clone()))
3812 // });
3813
3814 // // If the project transaction's edits are all contained within this editor, then
3815 // // avoid opening a new editor to display them.
3816
3817 // if let Some((buffer, transaction)) = entries.first() {
3818 // if entries.len() == 1 {
3819 // let excerpt = this.read_with(&cx, |editor, cx| {
3820 // editor
3821 // .buffer()
3822 // .read(cx)
3823 // .excerpt_containing(editor.selections.newest_anchor().head(), cx)
3824 // })?;
3825 // if let Some((_, excerpted_buffer, excerpt_range)) = excerpt {
3826 // if excerpted_buffer == *buffer {
3827 // let all_edits_within_excerpt = buffer.read_with(&cx, |buffer, _| {
3828 // let excerpt_range = excerpt_range.to_offset(buffer);
3829 // buffer
3830 // .edited_ranges_for_transaction::<usize>(transaction)
3831 // .all(|range| {
3832 // excerpt_range.start <= range.start
3833 // && excerpt_range.end >= range.end
3834 // })
3835 // });
3836
3837 // if all_edits_within_excerpt {
3838 // return Ok(());
3839 // }
3840 // }
3841 // }
3842 // }
3843 // } else {
3844 // return Ok(());
3845 // }
3846
3847 // let mut ranges_to_highlight = Vec::new();
3848 // let excerpt_buffer = cx.add_model(|cx| {
3849 // let mut multibuffer = MultiBuffer::new(replica_id).with_title(title);
3850 // for (buffer_handle, transaction) in &entries {
3851 // let buffer = buffer_handle.read(cx);
3852 // ranges_to_highlight.extend(
3853 // multibuffer.push_excerpts_with_context_lines(
3854 // buffer_handle.clone(),
3855 // buffer
3856 // .edited_ranges_for_transaction::<usize>(transaction)
3857 // .collect(),
3858 // 1,
3859 // cx,
3860 // ),
3861 // );
3862 // }
3863 // multibuffer.push_transaction(entries.iter().map(|(b, t)| (b, t)), cx);
3864 // multibuffer
3865 // });
3866
3867 // workspace.update(&mut cx, |workspace, cx| {
3868 // let project = workspace.project().clone();
3869 // let editor =
3870 // cx.add_view(|cx| Editor::for_multibuffer(excerpt_buffer, Some(project), cx));
3871 // workspace.add_item(Box::new(editor.clone()), cx);
3872 // editor.update(cx, |editor, cx| {
3873 // editor.highlight_background::<Self>(
3874 // ranges_to_highlight,
3875 // |theme| theme.editor.highlighted_line_background,
3876 // cx,
3877 // );
3878 // });
3879 // })?;
3880
3881 // Ok(())
3882 // }
3883
3884 // fn refresh_code_actions(&mut self, cx: &mut ViewContext<Self>) -> Option<()> {
3885 // let project = self.project.clone()?;
3886 // let buffer = self.buffer.read(cx);
3887 // let newest_selection = self.selections.newest_anchor().clone();
3888 // let (start_buffer, start) = buffer.text_anchor_for_position(newest_selection.start, cx)?;
3889 // let (end_buffer, end) = buffer.text_anchor_for_position(newest_selection.end, cx)?;
3890 // if start_buffer != end_buffer {
3891 // return None;
3892 // }
3893
3894 // self.code_actions_task = Some(cx.spawn(|this, mut cx| async move {
3895 // cx.background().timer(CODE_ACTIONS_DEBOUNCE_TIMEOUT).await;
3896
3897 // let actions = project
3898 // .update(&mut cx, |project, cx| {
3899 // project.code_actions(&start_buffer, start..end, cx)
3900 // })
3901 // .await;
3902
3903 // this.update(&mut cx, |this, cx| {
3904 // this.available_code_actions = actions.log_err().and_then(|actions| {
3905 // if actions.is_empty() {
3906 // None
3907 // } else {
3908 // Some((start_buffer, actions.into()))
3909 // }
3910 // });
3911 // cx.notify();
3912 // })
3913 // .log_err();
3914 // }));
3915 // None
3916 // }
3917
3918 // fn refresh_document_highlights(&mut self, cx: &mut ViewContext<Self>) -> Option<()> {
3919 // if self.pending_rename.is_some() {
3920 // return None;
3921 // }
3922
3923 // let project = self.project.clone()?;
3924 // let buffer = self.buffer.read(cx);
3925 // let newest_selection = self.selections.newest_anchor().clone();
3926 // let cursor_position = newest_selection.head();
3927 // let (cursor_buffer, cursor_buffer_position) =
3928 // buffer.text_anchor_for_position(cursor_position.clone(), cx)?;
3929 // let (tail_buffer, _) = buffer.text_anchor_for_position(newest_selection.tail(), cx)?;
3930 // if cursor_buffer != tail_buffer {
3931 // return None;
3932 // }
3933
3934 // self.document_highlights_task = Some(cx.spawn(|this, mut cx| async move {
3935 // cx.background()
3936 // .timer(DOCUMENT_HIGHLIGHTS_DEBOUNCE_TIMEOUT)
3937 // .await;
3938
3939 // let highlights = project
3940 // .update(&mut cx, |project, cx| {
3941 // project.document_highlights(&cursor_buffer, cursor_buffer_position, cx)
3942 // })
3943 // .await
3944 // .log_err();
3945
3946 // if let Some(highlights) = highlights {
3947 // this.update(&mut cx, |this, cx| {
3948 // if this.pending_rename.is_some() {
3949 // return;
3950 // }
3951
3952 // let buffer_id = cursor_position.buffer_id;
3953 // let buffer = this.buffer.read(cx);
3954 // if !buffer
3955 // .text_anchor_for_position(cursor_position, cx)
3956 // .map_or(false, |(buffer, _)| buffer == cursor_buffer)
3957 // {
3958 // return;
3959 // }
3960
3961 // let cursor_buffer_snapshot = cursor_buffer.read(cx);
3962 // let mut write_ranges = Vec::new();
3963 // let mut read_ranges = Vec::new();
3964 // for highlight in highlights {
3965 // for (excerpt_id, excerpt_range) in
3966 // buffer.excerpts_for_buffer(&cursor_buffer, cx)
3967 // {
3968 // let start = highlight
3969 // .range
3970 // .start
3971 // .max(&excerpt_range.context.start, cursor_buffer_snapshot);
3972 // let end = highlight
3973 // .range
3974 // .end
3975 // .min(&excerpt_range.context.end, cursor_buffer_snapshot);
3976 // if start.cmp(&end, cursor_buffer_snapshot).is_ge() {
3977 // continue;
3978 // }
3979
3980 // let range = Anchor {
3981 // buffer_id,
3982 // excerpt_id: excerpt_id.clone(),
3983 // text_anchor: start,
3984 // }..Anchor {
3985 // buffer_id,
3986 // excerpt_id,
3987 // text_anchor: end,
3988 // };
3989 // if highlight.kind == lsp::DocumentHighlightKind::WRITE {
3990 // write_ranges.push(range);
3991 // } else {
3992 // read_ranges.push(range);
3993 // }
3994 // }
3995 // }
3996
3997 // this.highlight_background::<DocumentHighlightRead>(
3998 // read_ranges,
3999 // |theme| theme.editor.document_highlight_read_background,
4000 // cx,
4001 // );
4002 // this.highlight_background::<DocumentHighlightWrite>(
4003 // write_ranges,
4004 // |theme| theme.editor.document_highlight_write_background,
4005 // cx,
4006 // );
4007 // cx.notify();
4008 // })
4009 // .log_err();
4010 // }
4011 // }));
4012 // None
4013 // }
4014
4015 // fn refresh_copilot_suggestions(
4016 // &mut self,
4017 // debounce: bool,
4018 // cx: &mut ViewContext<Self>,
4019 // ) -> Option<()> {
4020 // let copilot = Copilot::global(cx)?;
4021 // if self.mode != EditorMode::Full || !copilot.read(cx).status().is_authorized() {
4022 // self.clear_copilot_suggestions(cx);
4023 // return None;
4024 // }
4025 // self.update_visible_copilot_suggestion(cx);
4026
4027 // let snapshot = self.buffer.read(cx).snapshot(cx);
4028 // let cursor = self.selections.newest_anchor().head();
4029 // if !self.is_copilot_enabled_at(cursor, &snapshot, cx) {
4030 // self.clear_copilot_suggestions(cx);
4031 // return None;
4032 // }
4033
4034 // let (buffer, buffer_position) =
4035 // self.buffer.read(cx).text_anchor_for_position(cursor, cx)?;
4036 // self.copilot_state.pending_refresh = cx.spawn(|this, mut cx| async move {
4037 // if debounce {
4038 // cx.background().timer(COPILOT_DEBOUNCE_TIMEOUT).await;
4039 // }
4040
4041 // let completions = copilot
4042 // .update(&mut cx, |copilot, cx| {
4043 // copilot.completions(&buffer, buffer_position, cx)
4044 // })
4045 // .await
4046 // .log_err()
4047 // .into_iter()
4048 // .flatten()
4049 // .collect_vec();
4050
4051 // this.update(&mut cx, |this, cx| {
4052 // if !completions.is_empty() {
4053 // this.copilot_state.cycled = false;
4054 // this.copilot_state.pending_cycling_refresh = Task::ready(None);
4055 // this.copilot_state.completions.clear();
4056 // this.copilot_state.active_completion_index = 0;
4057 // this.copilot_state.excerpt_id = Some(cursor.excerpt_id);
4058 // for completion in completions {
4059 // this.copilot_state.push_completion(completion);
4060 // }
4061 // this.update_visible_copilot_suggestion(cx);
4062 // }
4063 // })
4064 // .log_err()?;
4065 // Some(())
4066 // });
4067
4068 // Some(())
4069 // }
4070
4071 // fn cycle_copilot_suggestions(
4072 // &mut self,
4073 // direction: Direction,
4074 // cx: &mut ViewContext<Self>,
4075 // ) -> Option<()> {
4076 // let copilot = Copilot::global(cx)?;
4077 // if self.mode != EditorMode::Full || !copilot.read(cx).status().is_authorized() {
4078 // return None;
4079 // }
4080
4081 // if self.copilot_state.cycled {
4082 // self.copilot_state.cycle_completions(direction);
4083 // self.update_visible_copilot_suggestion(cx);
4084 // } else {
4085 // let cursor = self.selections.newest_anchor().head();
4086 // let (buffer, buffer_position) =
4087 // self.buffer.read(cx).text_anchor_for_position(cursor, cx)?;
4088 // self.copilot_state.pending_cycling_refresh = cx.spawn(|this, mut cx| async move {
4089 // let completions = copilot
4090 // .update(&mut cx, |copilot, cx| {
4091 // copilot.completions_cycling(&buffer, buffer_position, cx)
4092 // })
4093 // .await;
4094
4095 // this.update(&mut cx, |this, cx| {
4096 // this.copilot_state.cycled = true;
4097 // for completion in completions.log_err().into_iter().flatten() {
4098 // this.copilot_state.push_completion(completion);
4099 // }
4100 // this.copilot_state.cycle_completions(direction);
4101 // this.update_visible_copilot_suggestion(cx);
4102 // })
4103 // .log_err()?;
4104
4105 // Some(())
4106 // });
4107 // }
4108
4109 // Some(())
4110 // }
4111
4112 // fn copilot_suggest(&mut self, _: &copilot::Suggest, cx: &mut ViewContext<Self>) {
4113 // if !self.has_active_copilot_suggestion(cx) {
4114 // self.refresh_copilot_suggestions(false, cx);
4115 // return;
4116 // }
4117
4118 // self.update_visible_copilot_suggestion(cx);
4119 // }
4120
4121 // fn next_copilot_suggestion(&mut self, _: &copilot::NextSuggestion, cx: &mut ViewContext<Self>) {
4122 // if self.has_active_copilot_suggestion(cx) {
4123 // self.cycle_copilot_suggestions(Direction::Next, cx);
4124 // } else {
4125 // let is_copilot_disabled = self.refresh_copilot_suggestions(false, cx).is_none();
4126 // if is_copilot_disabled {
4127 // cx.propagate_action();
4128 // }
4129 // }
4130 // }
4131
4132 // fn previous_copilot_suggestion(
4133 // &mut self,
4134 // _: &copilot::PreviousSuggestion,
4135 // cx: &mut ViewContext<Self>,
4136 // ) {
4137 // if self.has_active_copilot_suggestion(cx) {
4138 // self.cycle_copilot_suggestions(Direction::Prev, cx);
4139 // } else {
4140 // let is_copilot_disabled = self.refresh_copilot_suggestions(false, cx).is_none();
4141 // if is_copilot_disabled {
4142 // cx.propagate_action();
4143 // }
4144 // }
4145 // }
4146
4147 // fn accept_copilot_suggestion(&mut self, cx: &mut ViewContext<Self>) -> bool {
4148 // if let Some(suggestion) = self.take_active_copilot_suggestion(cx) {
4149 // if let Some((copilot, completion)) =
4150 // Copilot::global(cx).zip(self.copilot_state.active_completion())
4151 // {
4152 // copilot
4153 // .update(cx, |copilot, cx| copilot.accept_completion(completion, cx))
4154 // .detach_and_log_err(cx);
4155
4156 // self.report_copilot_event(Some(completion.uuid.clone()), true, cx)
4157 // }
4158 // cx.emit(Event::InputHandled {
4159 // utf16_range_to_replace: None,
4160 // text: suggestion.text.to_string().into(),
4161 // });
4162 // self.insert_with_autoindent_mode(&suggestion.text.to_string(), None, cx);
4163 // cx.notify();
4164 // true
4165 // } else {
4166 // false
4167 // }
4168 // }
4169
4170 // fn discard_copilot_suggestion(&mut self, cx: &mut ViewContext<Self>) -> bool {
4171 // if let Some(suggestion) = self.take_active_copilot_suggestion(cx) {
4172 // if let Some(copilot) = Copilot::global(cx) {
4173 // copilot
4174 // .update(cx, |copilot, cx| {
4175 // copilot.discard_completions(&self.copilot_state.completions, cx)
4176 // })
4177 // .detach_and_log_err(cx);
4178
4179 // self.report_copilot_event(None, false, cx)
4180 // }
4181
4182 // self.display_map.update(cx, |map, cx| {
4183 // map.splice_inlays(vec![suggestion.id], Vec::new(), cx)
4184 // });
4185 // cx.notify();
4186 // true
4187 // } else {
4188 // false
4189 // }
4190 // }
4191
4192 // fn is_copilot_enabled_at(
4193 // &self,
4194 // location: Anchor,
4195 // snapshot: &MultiBufferSnapshot,
4196 // cx: &mut ViewContext<Self>,
4197 // ) -> bool {
4198 // let file = snapshot.file_at(location);
4199 // let language = snapshot.language_at(location);
4200 // let settings = all_language_settings(file, cx);
4201 // settings.copilot_enabled(language, file.map(|f| f.path().as_ref()))
4202 // }
4203
4204 // fn has_active_copilot_suggestion(&self, cx: &AppContext) -> bool {
4205 // if let Some(suggestion) = self.copilot_state.suggestion.as_ref() {
4206 // let buffer = self.buffer.read(cx).read(cx);
4207 // suggestion.position.is_valid(&buffer)
4208 // } else {
4209 // false
4210 // }
4211 // }
4212
4213 // fn take_active_copilot_suggestion(&mut self, cx: &mut ViewContext<Self>) -> Option<Inlay> {
4214 // let suggestion = self.copilot_state.suggestion.take()?;
4215 // self.display_map.update(cx, |map, cx| {
4216 // map.splice_inlays(vec![suggestion.id], Default::default(), cx);
4217 // });
4218 // let buffer = self.buffer.read(cx).read(cx);
4219
4220 // if suggestion.position.is_valid(&buffer) {
4221 // Some(suggestion)
4222 // } else {
4223 // None
4224 // }
4225 // }
4226
4227 // fn update_visible_copilot_suggestion(&mut self, cx: &mut ViewContext<Self>) {
4228 // let snapshot = self.buffer.read(cx).snapshot(cx);
4229 // let selection = self.selections.newest_anchor();
4230 // let cursor = selection.head();
4231
4232 // if self.context_menu.read().is_some()
4233 // || !self.completion_tasks.is_empty()
4234 // || selection.start != selection.end
4235 // {
4236 // self.discard_copilot_suggestion(cx);
4237 // } else if let Some(text) = self
4238 // .copilot_state
4239 // .text_for_active_completion(cursor, &snapshot)
4240 // {
4241 // let text = Rope::from(text);
4242 // let mut to_remove = Vec::new();
4243 // if let Some(suggestion) = self.copilot_state.suggestion.take() {
4244 // to_remove.push(suggestion.id);
4245 // }
4246
4247 // let suggestion_inlay =
4248 // Inlay::suggestion(post_inc(&mut self.next_inlay_id), cursor, text);
4249 // self.copilot_state.suggestion = Some(suggestion_inlay.clone());
4250 // self.display_map.update(cx, move |map, cx| {
4251 // map.splice_inlays(to_remove, vec![suggestion_inlay], cx)
4252 // });
4253 // cx.notify();
4254 // } else {
4255 // self.discard_copilot_suggestion(cx);
4256 // }
4257 // }
4258
4259 // fn clear_copilot_suggestions(&mut self, cx: &mut ViewContext<Self>) {
4260 // self.copilot_state = Default::default();
4261 // self.discard_copilot_suggestion(cx);
4262 // }
4263
4264 // pub fn render_code_actions_indicator(
4265 // &self,
4266 // style: &EditorStyle,
4267 // is_active: bool,
4268 // cx: &mut ViewContext<Self>,
4269 // ) -> Option<AnyElement<Self>> {
4270 // if self.available_code_actions.is_some() {
4271 // enum CodeActions {}
4272 // Some(
4273 // MouseEventHandler::new::<CodeActions, _>(0, cx, |state, _| {
4274 // Svg::new("icons/bolt.svg").with_color(
4275 // style
4276 // .code_actions
4277 // .indicator
4278 // .in_state(is_active)
4279 // .style_for(state)
4280 // .color,
4281 // )
4282 // })
4283 // .with_cursor_style(CursorStyle::PointingHand)
4284 // .with_padding(Padding::uniform(3.))
4285 // .on_down(MouseButton::Left, |_, this, cx| {
4286 // this.toggle_code_actions(
4287 // &ToggleCodeActions {
4288 // deployed_from_indicator: true,
4289 // },
4290 // cx,
4291 // );
4292 // })
4293 // .into_any(),
4294 // )
4295 // } else {
4296 // None
4297 // }
4298 // }
4299
4300 // pub fn render_fold_indicators(
4301 // &self,
4302 // fold_data: Vec<Option<(FoldStatus, u32, bool)>>,
4303 // style: &EditorStyle,
4304 // gutter_hovered: bool,
4305 // line_height: f32,
4306 // gutter_margin: f32,
4307 // cx: &mut ViewContext<Self>,
4308 // ) -> Vec<Option<AnyElement<Self>>> {
4309 // enum FoldIndicators {}
4310
4311 // let style = style.folds.clone();
4312
4313 // fold_data
4314 // .iter()
4315 // .enumerate()
4316 // .map(|(ix, fold_data)| {
4317 // fold_data
4318 // .map(|(fold_status, buffer_row, active)| {
4319 // (active || gutter_hovered || fold_status == FoldStatus::Folded).then(|| {
4320 // MouseEventHandler::new::<FoldIndicators, _>(
4321 // ix as usize,
4322 // cx,
4323 // |mouse_state, _| {
4324 // Svg::new(match fold_status {
4325 // FoldStatus::Folded => style.folded_icon.clone(),
4326 // FoldStatus::Foldable => style.foldable_icon.clone(),
4327 // })
4328 // .with_color(
4329 // style
4330 // .indicator
4331 // .in_state(fold_status == FoldStatus::Folded)
4332 // .style_for(mouse_state)
4333 // .color,
4334 // )
4335 // .constrained()
4336 // .with_width(gutter_margin * style.icon_margin_scale)
4337 // .aligned()
4338 // .constrained()
4339 // .with_height(line_height)
4340 // .with_width(gutter_margin)
4341 // .aligned()
4342 // },
4343 // )
4344 // .with_cursor_style(CursorStyle::PointingHand)
4345 // .with_padding(Padding::uniform(3.))
4346 // .on_click(MouseButton::Left, {
4347 // move |_, editor, cx| match fold_status {
4348 // FoldStatus::Folded => {
4349 // editor.unfold_at(&UnfoldAt { buffer_row }, cx);
4350 // }
4351 // FoldStatus::Foldable => {
4352 // editor.fold_at(&FoldAt { buffer_row }, cx);
4353 // }
4354 // }
4355 // })
4356 // .into_any()
4357 // })
4358 // })
4359 // .flatten()
4360 // })
4361 // .collect()
4362 // }
4363
4364 // pub fn context_menu_visible(&self) -> bool {
4365 // self.context_menu
4366 // .read()
4367 // .as_ref()
4368 // .map_or(false, |menu| menu.visible())
4369 // }
4370
4371 // pub fn render_context_menu(
4372 // &self,
4373 // cursor_position: DisplayPoint,
4374 // style: EditorStyle,
4375 // cx: &mut ViewContext<Editor>,
4376 // ) -> Option<(DisplayPoint, AnyElement<Editor>)> {
4377 // self.context_menu.read().as_ref().map(|menu| {
4378 // menu.render(
4379 // cursor_position,
4380 // style,
4381 // self.workspace.as_ref().map(|(w, _)| w.clone()),
4382 // cx,
4383 // )
4384 // })
4385 // }
4386
4387 // fn hide_context_menu(&mut self, cx: &mut ViewContext<Self>) -> Option<ContextMenu> {
4388 // cx.notify();
4389 // self.completion_tasks.clear();
4390 // let context_menu = self.context_menu.write().take();
4391 // if context_menu.is_some() {
4392 // self.update_visible_copilot_suggestion(cx);
4393 // }
4394 // context_menu
4395 // }
4396
4397 // pub fn insert_snippet(
4398 // &mut self,
4399 // insertion_ranges: &[Range<usize>],
4400 // snippet: Snippet,
4401 // cx: &mut ViewContext<Self>,
4402 // ) -> Result<()> {
4403 // let tabstops = self.buffer.update(cx, |buffer, cx| {
4404 // let snippet_text: Arc<str> = snippet.text.clone().into();
4405 // buffer.edit(
4406 // insertion_ranges
4407 // .iter()
4408 // .cloned()
4409 // .map(|range| (range, snippet_text.clone())),
4410 // Some(AutoindentMode::EachLine),
4411 // cx,
4412 // );
4413
4414 // let snapshot = &*buffer.read(cx);
4415 // let snippet = &snippet;
4416 // snippet
4417 // .tabstops
4418 // .iter()
4419 // .map(|tabstop| {
4420 // let mut tabstop_ranges = tabstop
4421 // .iter()
4422 // .flat_map(|tabstop_range| {
4423 // let mut delta = 0_isize;
4424 // insertion_ranges.iter().map(move |insertion_range| {
4425 // let insertion_start = insertion_range.start as isize + delta;
4426 // delta +=
4427 // snippet.text.len() as isize - insertion_range.len() as isize;
4428
4429 // let start = snapshot.anchor_before(
4430 // (insertion_start + tabstop_range.start) as usize,
4431 // );
4432 // let end = snapshot
4433 // .anchor_after((insertion_start + tabstop_range.end) as usize);
4434 // start..end
4435 // })
4436 // })
4437 // .collect::<Vec<_>>();
4438 // tabstop_ranges.sort_unstable_by(|a, b| a.start.cmp(&b.start, snapshot));
4439 // tabstop_ranges
4440 // })
4441 // .collect::<Vec<_>>()
4442 // });
4443
4444 // if let Some(tabstop) = tabstops.first() {
4445 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
4446 // s.select_ranges(tabstop.iter().cloned());
4447 // });
4448 // self.snippet_stack.push(SnippetState {
4449 // active_index: 0,
4450 // ranges: tabstops,
4451 // });
4452 // }
4453
4454 // Ok(())
4455 // }
4456
4457 // pub fn move_to_next_snippet_tabstop(&mut self, cx: &mut ViewContext<Self>) -> bool {
4458 // self.move_to_snippet_tabstop(Bias::Right, cx)
4459 // }
4460
4461 // pub fn move_to_prev_snippet_tabstop(&mut self, cx: &mut ViewContext<Self>) -> bool {
4462 // self.move_to_snippet_tabstop(Bias::Left, cx)
4463 // }
4464
4465 // pub fn move_to_snippet_tabstop(&mut self, bias: Bias, cx: &mut ViewContext<Self>) -> bool {
4466 // if let Some(mut snippet) = self.snippet_stack.pop() {
4467 // match bias {
4468 // Bias::Left => {
4469 // if snippet.active_index > 0 {
4470 // snippet.active_index -= 1;
4471 // } else {
4472 // self.snippet_stack.push(snippet);
4473 // return false;
4474 // }
4475 // }
4476 // Bias::Right => {
4477 // if snippet.active_index + 1 < snippet.ranges.len() {
4478 // snippet.active_index += 1;
4479 // } else {
4480 // self.snippet_stack.push(snippet);
4481 // return false;
4482 // }
4483 // }
4484 // }
4485 // if let Some(current_ranges) = snippet.ranges.get(snippet.active_index) {
4486 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
4487 // s.select_anchor_ranges(current_ranges.iter().cloned())
4488 // });
4489 // // If snippet state is not at the last tabstop, push it back on the stack
4490 // if snippet.active_index + 1 < snippet.ranges.len() {
4491 // self.snippet_stack.push(snippet);
4492 // }
4493 // return true;
4494 // }
4495 // }
4496
4497 // false
4498 // }
4499
4500 // pub fn clear(&mut self, cx: &mut ViewContext<Self>) {
4501 // self.transact(cx, |this, cx| {
4502 // this.select_all(&SelectAll, cx);
4503 // this.insert("", cx);
4504 // });
4505 // }
4506
4507 // pub fn backspace(&mut self, _: &Backspace, cx: &mut ViewContext<Self>) {
4508 // self.transact(cx, |this, cx| {
4509 // this.select_autoclose_pair(cx);
4510 // let mut selections = this.selections.all::<Point>(cx);
4511 // if !this.selections.line_mode {
4512 // let display_map = this.display_map.update(cx, |map, cx| map.snapshot(cx));
4513 // for selection in &mut selections {
4514 // if selection.is_empty() {
4515 // let old_head = selection.head();
4516 // let mut new_head =
4517 // movement::left(&display_map, old_head.to_display_point(&display_map))
4518 // .to_point(&display_map);
4519 // if let Some((buffer, line_buffer_range)) = display_map
4520 // .buffer_snapshot
4521 // .buffer_line_for_row(old_head.row)
4522 // {
4523 // let indent_size =
4524 // buffer.indent_size_for_line(line_buffer_range.start.row);
4525 // let indent_len = match indent_size.kind {
4526 // IndentKind::Space => {
4527 // buffer.settings_at(line_buffer_range.start, cx).tab_size
4528 // }
4529 // IndentKind::Tab => NonZeroU32::new(1).unwrap(),
4530 // };
4531 // if old_head.column <= indent_size.len && old_head.column > 0 {
4532 // let indent_len = indent_len.get();
4533 // new_head = cmp::min(
4534 // new_head,
4535 // Point::new(
4536 // old_head.row,
4537 // ((old_head.column - 1) / indent_len) * indent_len,
4538 // ),
4539 // );
4540 // }
4541 // }
4542
4543 // selection.set_head(new_head, SelectionGoal::None);
4544 // }
4545 // }
4546 // }
4547
4548 // this.change_selections(Some(Autoscroll::fit()), cx, |s| s.select(selections));
4549 // this.insert("", cx);
4550 // this.refresh_copilot_suggestions(true, cx);
4551 // });
4552 // }
4553
4554 // pub fn delete(&mut self, _: &Delete, cx: &mut ViewContext<Self>) {
4555 // self.transact(cx, |this, cx| {
4556 // this.change_selections(Some(Autoscroll::fit()), cx, |s| {
4557 // let line_mode = s.line_mode;
4558 // s.move_with(|map, selection| {
4559 // if selection.is_empty() && !line_mode {
4560 // let cursor = movement::right(map, selection.head());
4561 // selection.end = cursor;
4562 // selection.reversed = true;
4563 // selection.goal = SelectionGoal::None;
4564 // }
4565 // })
4566 // });
4567 // this.insert("", cx);
4568 // this.refresh_copilot_suggestions(true, cx);
4569 // });
4570 // }
4571
4572 // pub fn tab_prev(&mut self, _: &TabPrev, cx: &mut ViewContext<Self>) {
4573 // if self.move_to_prev_snippet_tabstop(cx) {
4574 // return;
4575 // }
4576
4577 // self.outdent(&Outdent, cx);
4578 // }
4579
4580 // pub fn tab(&mut self, _: &Tab, cx: &mut ViewContext<Self>) {
4581 // if self.move_to_next_snippet_tabstop(cx) {
4582 // return;
4583 // }
4584
4585 // let mut selections = self.selections.all_adjusted(cx);
4586 // let buffer = self.buffer.read(cx);
4587 // let snapshot = buffer.snapshot(cx);
4588 // let rows_iter = selections.iter().map(|s| s.head().row);
4589 // let suggested_indents = snapshot.suggested_indents(rows_iter, cx);
4590
4591 // let mut edits = Vec::new();
4592 // let mut prev_edited_row = 0;
4593 // let mut row_delta = 0;
4594 // for selection in &mut selections {
4595 // if selection.start.row != prev_edited_row {
4596 // row_delta = 0;
4597 // }
4598 // prev_edited_row = selection.end.row;
4599
4600 // // If the selection is non-empty, then increase the indentation of the selected lines.
4601 // if !selection.is_empty() {
4602 // row_delta =
4603 // Self::indent_selection(buffer, &snapshot, selection, &mut edits, row_delta, cx);
4604 // continue;
4605 // }
4606
4607 // // If the selection is empty and the cursor is in the leading whitespace before the
4608 // // suggested indentation, then auto-indent the line.
4609 // let cursor = selection.head();
4610 // let current_indent = snapshot.indent_size_for_line(cursor.row);
4611 // if let Some(suggested_indent) = suggested_indents.get(&cursor.row).copied() {
4612 // if cursor.column < suggested_indent.len
4613 // && cursor.column <= current_indent.len
4614 // && current_indent.len <= suggested_indent.len
4615 // {
4616 // selection.start = Point::new(cursor.row, suggested_indent.len);
4617 // selection.end = selection.start;
4618 // if row_delta == 0 {
4619 // edits.extend(Buffer::edit_for_indent_size_adjustment(
4620 // cursor.row,
4621 // current_indent,
4622 // suggested_indent,
4623 // ));
4624 // row_delta = suggested_indent.len - current_indent.len;
4625 // }
4626 // continue;
4627 // }
4628 // }
4629
4630 // // Accept copilot suggestion if there is only one selection and the cursor is not
4631 // // in the leading whitespace.
4632 // if self.selections.count() == 1
4633 // && cursor.column >= current_indent.len
4634 // && self.has_active_copilot_suggestion(cx)
4635 // {
4636 // self.accept_copilot_suggestion(cx);
4637 // return;
4638 // }
4639
4640 // // Otherwise, insert a hard or soft tab.
4641 // let settings = buffer.settings_at(cursor, cx);
4642 // let tab_size = if settings.hard_tabs {
4643 // IndentSize::tab()
4644 // } else {
4645 // let tab_size = settings.tab_size.get();
4646 // let char_column = snapshot
4647 // .text_for_range(Point::new(cursor.row, 0)..cursor)
4648 // .flat_map(str::chars)
4649 // .count()
4650 // + row_delta as usize;
4651 // let chars_to_next_tab_stop = tab_size - (char_column as u32 % tab_size);
4652 // IndentSize::spaces(chars_to_next_tab_stop)
4653 // };
4654 // selection.start = Point::new(cursor.row, cursor.column + row_delta + tab_size.len);
4655 // selection.end = selection.start;
4656 // edits.push((cursor..cursor, tab_size.chars().collect::<String>()));
4657 // row_delta += tab_size.len;
4658 // }
4659
4660 // self.transact(cx, |this, cx| {
4661 // this.buffer.update(cx, |b, cx| b.edit(edits, None, cx));
4662 // this.change_selections(Some(Autoscroll::fit()), cx, |s| s.select(selections));
4663 // this.refresh_copilot_suggestions(true, cx);
4664 // });
4665 // }
4666
4667 // pub fn indent(&mut self, _: &Indent, cx: &mut ViewContext<Self>) {
4668 // let mut selections = self.selections.all::<Point>(cx);
4669 // let mut prev_edited_row = 0;
4670 // let mut row_delta = 0;
4671 // let mut edits = Vec::new();
4672 // let buffer = self.buffer.read(cx);
4673 // let snapshot = buffer.snapshot(cx);
4674 // for selection in &mut selections {
4675 // if selection.start.row != prev_edited_row {
4676 // row_delta = 0;
4677 // }
4678 // prev_edited_row = selection.end.row;
4679
4680 // row_delta =
4681 // Self::indent_selection(buffer, &snapshot, selection, &mut edits, row_delta, cx);
4682 // }
4683
4684 // self.transact(cx, |this, cx| {
4685 // this.buffer.update(cx, |b, cx| b.edit(edits, None, cx));
4686 // this.change_selections(Some(Autoscroll::fit()), cx, |s| s.select(selections));
4687 // });
4688 // }
4689
4690 // fn indent_selection(
4691 // buffer: &MultiBuffer,
4692 // snapshot: &MultiBufferSnapshot,
4693 // selection: &mut Selection<Point>,
4694 // edits: &mut Vec<(Range<Point>, String)>,
4695 // delta_for_start_row: u32,
4696 // cx: &AppContext,
4697 // ) -> u32 {
4698 // let settings = buffer.settings_at(selection.start, cx);
4699 // let tab_size = settings.tab_size.get();
4700 // let indent_kind = if settings.hard_tabs {
4701 // IndentKind::Tab
4702 // } else {
4703 // IndentKind::Space
4704 // };
4705 // let mut start_row = selection.start.row;
4706 // let mut end_row = selection.end.row + 1;
4707
4708 // // If a selection ends at the beginning of a line, don't indent
4709 // // that last line.
4710 // if selection.end.column == 0 {
4711 // end_row -= 1;
4712 // }
4713
4714 // // Avoid re-indenting a row that has already been indented by a
4715 // // previous selection, but still update this selection's column
4716 // // to reflect that indentation.
4717 // if delta_for_start_row > 0 {
4718 // start_row += 1;
4719 // selection.start.column += delta_for_start_row;
4720 // if selection.end.row == selection.start.row {
4721 // selection.end.column += delta_for_start_row;
4722 // }
4723 // }
4724
4725 // let mut delta_for_end_row = 0;
4726 // for row in start_row..end_row {
4727 // let current_indent = snapshot.indent_size_for_line(row);
4728 // let indent_delta = match (current_indent.kind, indent_kind) {
4729 // (IndentKind::Space, IndentKind::Space) => {
4730 // let columns_to_next_tab_stop = tab_size - (current_indent.len % tab_size);
4731 // IndentSize::spaces(columns_to_next_tab_stop)
4732 // }
4733 // (IndentKind::Tab, IndentKind::Space) => IndentSize::spaces(tab_size),
4734 // (_, IndentKind::Tab) => IndentSize::tab(),
4735 // };
4736
4737 // let row_start = Point::new(row, 0);
4738 // edits.push((
4739 // row_start..row_start,
4740 // indent_delta.chars().collect::<String>(),
4741 // ));
4742
4743 // // Update this selection's endpoints to reflect the indentation.
4744 // if row == selection.start.row {
4745 // selection.start.column += indent_delta.len;
4746 // }
4747 // if row == selection.end.row {
4748 // selection.end.column += indent_delta.len;
4749 // delta_for_end_row = indent_delta.len;
4750 // }
4751 // }
4752
4753 // if selection.start.row == selection.end.row {
4754 // delta_for_start_row + delta_for_end_row
4755 // } else {
4756 // delta_for_end_row
4757 // }
4758 // }
4759
4760 // pub fn outdent(&mut self, _: &Outdent, cx: &mut ViewContext<Self>) {
4761 // let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
4762 // let selections = self.selections.all::<Point>(cx);
4763 // let mut deletion_ranges = Vec::new();
4764 // let mut last_outdent = None;
4765 // {
4766 // let buffer = self.buffer.read(cx);
4767 // let snapshot = buffer.snapshot(cx);
4768 // for selection in &selections {
4769 // let settings = buffer.settings_at(selection.start, cx);
4770 // let tab_size = settings.tab_size.get();
4771 // let mut rows = selection.spanned_rows(false, &display_map);
4772
4773 // // Avoid re-outdenting a row that has already been outdented by a
4774 // // previous selection.
4775 // if let Some(last_row) = last_outdent {
4776 // if last_row == rows.start {
4777 // rows.start += 1;
4778 // }
4779 // }
4780
4781 // for row in rows {
4782 // let indent_size = snapshot.indent_size_for_line(row);
4783 // if indent_size.len > 0 {
4784 // let deletion_len = match indent_size.kind {
4785 // IndentKind::Space => {
4786 // let columns_to_prev_tab_stop = indent_size.len % tab_size;
4787 // if columns_to_prev_tab_stop == 0 {
4788 // tab_size
4789 // } else {
4790 // columns_to_prev_tab_stop
4791 // }
4792 // }
4793 // IndentKind::Tab => 1,
4794 // };
4795 // deletion_ranges.push(Point::new(row, 0)..Point::new(row, deletion_len));
4796 // last_outdent = Some(row);
4797 // }
4798 // }
4799 // }
4800 // }
4801
4802 // self.transact(cx, |this, cx| {
4803 // this.buffer.update(cx, |buffer, cx| {
4804 // let empty_str: Arc<str> = "".into();
4805 // buffer.edit(
4806 // deletion_ranges
4807 // .into_iter()
4808 // .map(|range| (range, empty_str.clone())),
4809 // None,
4810 // cx,
4811 // );
4812 // });
4813 // let selections = this.selections.all::<usize>(cx);
4814 // this.change_selections(Some(Autoscroll::fit()), cx, |s| s.select(selections));
4815 // });
4816 // }
4817
4818 // pub fn delete_line(&mut self, _: &DeleteLine, cx: &mut ViewContext<Self>) {
4819 // let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
4820 // let selections = self.selections.all::<Point>(cx);
4821
4822 // let mut new_cursors = Vec::new();
4823 // let mut edit_ranges = Vec::new();
4824 // let mut selections = selections.iter().peekable();
4825 // while let Some(selection) = selections.next() {
4826 // let mut rows = selection.spanned_rows(false, &display_map);
4827 // let goal_display_column = selection.head().to_display_point(&display_map).column();
4828
4829 // // Accumulate contiguous regions of rows that we want to delete.
4830 // while let Some(next_selection) = selections.peek() {
4831 // let next_rows = next_selection.spanned_rows(false, &display_map);
4832 // if next_rows.start <= rows.end {
4833 // rows.end = next_rows.end;
4834 // selections.next().unwrap();
4835 // } else {
4836 // break;
4837 // }
4838 // }
4839
4840 // let buffer = &display_map.buffer_snapshot;
4841 // let mut edit_start = Point::new(rows.start, 0).to_offset(buffer);
4842 // let edit_end;
4843 // let cursor_buffer_row;
4844 // if buffer.max_point().row >= rows.end {
4845 // // If there's a line after the range, delete the \n from the end of the row range
4846 // // and position the cursor on the next line.
4847 // edit_end = Point::new(rows.end, 0).to_offset(buffer);
4848 // cursor_buffer_row = rows.end;
4849 // } else {
4850 // // If there isn't a line after the range, delete the \n from the line before the
4851 // // start of the row range and position the cursor there.
4852 // edit_start = edit_start.saturating_sub(1);
4853 // edit_end = buffer.len();
4854 // cursor_buffer_row = rows.start.saturating_sub(1);
4855 // }
4856
4857 // let mut cursor = Point::new(cursor_buffer_row, 0).to_display_point(&display_map);
4858 // *cursor.column_mut() =
4859 // cmp::min(goal_display_column, display_map.line_len(cursor.row()));
4860
4861 // new_cursors.push((
4862 // selection.id,
4863 // buffer.anchor_after(cursor.to_point(&display_map)),
4864 // ));
4865 // edit_ranges.push(edit_start..edit_end);
4866 // }
4867
4868 // self.transact(cx, |this, cx| {
4869 // let buffer = this.buffer.update(cx, |buffer, cx| {
4870 // let empty_str: Arc<str> = "".into();
4871 // buffer.edit(
4872 // edit_ranges
4873 // .into_iter()
4874 // .map(|range| (range, empty_str.clone())),
4875 // None,
4876 // cx,
4877 // );
4878 // buffer.snapshot(cx)
4879 // });
4880 // let new_selections = new_cursors
4881 // .into_iter()
4882 // .map(|(id, cursor)| {
4883 // let cursor = cursor.to_point(&buffer);
4884 // Selection {
4885 // id,
4886 // start: cursor,
4887 // end: cursor,
4888 // reversed: false,
4889 // goal: SelectionGoal::None,
4890 // }
4891 // })
4892 // .collect();
4893
4894 // this.change_selections(Some(Autoscroll::fit()), cx, |s| {
4895 // s.select(new_selections);
4896 // });
4897 // });
4898 // }
4899
4900 // pub fn join_lines(&mut self, _: &JoinLines, cx: &mut ViewContext<Self>) {
4901 // let mut row_ranges = Vec::<Range<u32>>::new();
4902 // for selection in self.selections.all::<Point>(cx) {
4903 // let start = selection.start.row;
4904 // let end = if selection.start.row == selection.end.row {
4905 // selection.start.row + 1
4906 // } else {
4907 // selection.end.row
4908 // };
4909
4910 // if let Some(last_row_range) = row_ranges.last_mut() {
4911 // if start <= last_row_range.end {
4912 // last_row_range.end = end;
4913 // continue;
4914 // }
4915 // }
4916 // row_ranges.push(start..end);
4917 // }
4918
4919 // let snapshot = self.buffer.read(cx).snapshot(cx);
4920 // let mut cursor_positions = Vec::new();
4921 // for row_range in &row_ranges {
4922 // let anchor = snapshot.anchor_before(Point::new(
4923 // row_range.end - 1,
4924 // snapshot.line_len(row_range.end - 1),
4925 // ));
4926 // cursor_positions.push(anchor.clone()..anchor);
4927 // }
4928
4929 // self.transact(cx, |this, cx| {
4930 // for row_range in row_ranges.into_iter().rev() {
4931 // for row in row_range.rev() {
4932 // let end_of_line = Point::new(row, snapshot.line_len(row));
4933 // let indent = snapshot.indent_size_for_line(row + 1);
4934 // let start_of_next_line = Point::new(row + 1, indent.len);
4935
4936 // let replace = if snapshot.line_len(row + 1) > indent.len {
4937 // " "
4938 // } else {
4939 // ""
4940 // };
4941
4942 // this.buffer.update(cx, |buffer, cx| {
4943 // buffer.edit([(end_of_line..start_of_next_line, replace)], None, cx)
4944 // });
4945 // }
4946 // }
4947
4948 // this.change_selections(Some(Autoscroll::fit()), cx, |s| {
4949 // s.select_anchor_ranges(cursor_positions)
4950 // });
4951 // });
4952 // }
4953
4954 // pub fn sort_lines_case_sensitive(
4955 // &mut self,
4956 // _: &SortLinesCaseSensitive,
4957 // cx: &mut ViewContext<Self>,
4958 // ) {
4959 // self.manipulate_lines(cx, |lines| lines.sort())
4960 // }
4961
4962 // pub fn sort_lines_case_insensitive(
4963 // &mut self,
4964 // _: &SortLinesCaseInsensitive,
4965 // cx: &mut ViewContext<Self>,
4966 // ) {
4967 // self.manipulate_lines(cx, |lines| lines.sort_by_key(|line| line.to_lowercase()))
4968 // }
4969
4970 // pub fn reverse_lines(&mut self, _: &ReverseLines, cx: &mut ViewContext<Self>) {
4971 // self.manipulate_lines(cx, |lines| lines.reverse())
4972 // }
4973
4974 // pub fn shuffle_lines(&mut self, _: &ShuffleLines, cx: &mut ViewContext<Self>) {
4975 // self.manipulate_lines(cx, |lines| lines.shuffle(&mut thread_rng()))
4976 // }
4977
4978 // fn manipulate_lines<Fn>(&mut self, cx: &mut ViewContext<Self>, mut callback: Fn)
4979 // where
4980 // Fn: FnMut(&mut [&str]),
4981 // {
4982 // let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
4983 // let buffer = self.buffer.read(cx).snapshot(cx);
4984
4985 // let mut edits = Vec::new();
4986
4987 // let selections = self.selections.all::<Point>(cx);
4988 // let mut selections = selections.iter().peekable();
4989 // let mut contiguous_row_selections = Vec::new();
4990 // let mut new_selections = Vec::new();
4991
4992 // while let Some(selection) = selections.next() {
4993 // let (start_row, end_row) = consume_contiguous_rows(
4994 // &mut contiguous_row_selections,
4995 // selection,
4996 // &display_map,
4997 // &mut selections,
4998 // );
4999
5000 // let start_point = Point::new(start_row, 0);
5001 // let end_point = Point::new(end_row - 1, buffer.line_len(end_row - 1));
5002 // let text = buffer
5003 // .text_for_range(start_point..end_point)
5004 // .collect::<String>();
5005 // let mut lines = text.split("\n").collect_vec();
5006
5007 // let lines_len = lines.len();
5008 // callback(&mut lines);
5009
5010 // // This is a current limitation with selections.
5011 // // If we wanted to support removing or adding lines, we'd need to fix the logic associated with selections.
5012 // debug_assert!(
5013 // lines.len() == lines_len,
5014 // "callback should not change the number of lines"
5015 // );
5016
5017 // edits.push((start_point..end_point, lines.join("\n")));
5018 // let start_anchor = buffer.anchor_after(start_point);
5019 // let end_anchor = buffer.anchor_before(end_point);
5020
5021 // // Make selection and push
5022 // new_selections.push(Selection {
5023 // id: selection.id,
5024 // start: start_anchor.to_offset(&buffer),
5025 // end: end_anchor.to_offset(&buffer),
5026 // goal: SelectionGoal::None,
5027 // reversed: selection.reversed,
5028 // });
5029 // }
5030
5031 // self.transact(cx, |this, cx| {
5032 // this.buffer.update(cx, |buffer, cx| {
5033 // buffer.edit(edits, None, cx);
5034 // });
5035
5036 // this.change_selections(Some(Autoscroll::fit()), cx, |s| {
5037 // s.select(new_selections);
5038 // });
5039
5040 // this.request_autoscroll(Autoscroll::fit(), cx);
5041 // });
5042 // }
5043
5044 // pub fn convert_to_upper_case(&mut self, _: &ConvertToUpperCase, cx: &mut ViewContext<Self>) {
5045 // self.manipulate_text(cx, |text| text.to_uppercase())
5046 // }
5047
5048 // pub fn convert_to_lower_case(&mut self, _: &ConvertToLowerCase, cx: &mut ViewContext<Self>) {
5049 // self.manipulate_text(cx, |text| text.to_lowercase())
5050 // }
5051
5052 // pub fn convert_to_title_case(&mut self, _: &ConvertToTitleCase, cx: &mut ViewContext<Self>) {
5053 // self.manipulate_text(cx, |text| {
5054 // // Hack to get around the fact that to_case crate doesn't support '\n' as a word boundary
5055 // // https://github.com/rutrum/convert-case/issues/16
5056 // text.split("\n")
5057 // .map(|line| line.to_case(Case::Title))
5058 // .join("\n")
5059 // })
5060 // }
5061
5062 // pub fn convert_to_snake_case(&mut self, _: &ConvertToSnakeCase, cx: &mut ViewContext<Self>) {
5063 // self.manipulate_text(cx, |text| text.to_case(Case::Snake))
5064 // }
5065
5066 // pub fn convert_to_kebab_case(&mut self, _: &ConvertToKebabCase, cx: &mut ViewContext<Self>) {
5067 // self.manipulate_text(cx, |text| text.to_case(Case::Kebab))
5068 // }
5069
5070 // pub fn convert_to_upper_camel_case(
5071 // &mut self,
5072 // _: &ConvertToUpperCamelCase,
5073 // cx: &mut ViewContext<Self>,
5074 // ) {
5075 // self.manipulate_text(cx, |text| {
5076 // // Hack to get around the fact that to_case crate doesn't support '\n' as a word boundary
5077 // // https://github.com/rutrum/convert-case/issues/16
5078 // text.split("\n")
5079 // .map(|line| line.to_case(Case::UpperCamel))
5080 // .join("\n")
5081 // })
5082 // }
5083
5084 // pub fn convert_to_lower_camel_case(
5085 // &mut self,
5086 // _: &ConvertToLowerCamelCase,
5087 // cx: &mut ViewContext<Self>,
5088 // ) {
5089 // self.manipulate_text(cx, |text| text.to_case(Case::Camel))
5090 // }
5091
5092 // fn manipulate_text<Fn>(&mut self, cx: &mut ViewContext<Self>, mut callback: Fn)
5093 // where
5094 // Fn: FnMut(&str) -> String,
5095 // {
5096 // let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
5097 // let buffer = self.buffer.read(cx).snapshot(cx);
5098
5099 // let mut new_selections = Vec::new();
5100 // let mut edits = Vec::new();
5101 // let mut selection_adjustment = 0i32;
5102
5103 // for selection in self.selections.all::<usize>(cx) {
5104 // let selection_is_empty = selection.is_empty();
5105
5106 // let (start, end) = if selection_is_empty {
5107 // let word_range = movement::surrounding_word(
5108 // &display_map,
5109 // selection.start.to_display_point(&display_map),
5110 // );
5111 // let start = word_range.start.to_offset(&display_map, Bias::Left);
5112 // let end = word_range.end.to_offset(&display_map, Bias::Left);
5113 // (start, end)
5114 // } else {
5115 // (selection.start, selection.end)
5116 // };
5117
5118 // let text = buffer.text_for_range(start..end).collect::<String>();
5119 // let old_length = text.len() as i32;
5120 // let text = callback(&text);
5121
5122 // new_selections.push(Selection {
5123 // start: (start as i32 - selection_adjustment) as usize,
5124 // end: ((start + text.len()) as i32 - selection_adjustment) as usize,
5125 // goal: SelectionGoal::None,
5126 // ..selection
5127 // });
5128
5129 // selection_adjustment += old_length - text.len() as i32;
5130
5131 // edits.push((start..end, text));
5132 // }
5133
5134 // self.transact(cx, |this, cx| {
5135 // this.buffer.update(cx, |buffer, cx| {
5136 // buffer.edit(edits, None, cx);
5137 // });
5138
5139 // this.change_selections(Some(Autoscroll::fit()), cx, |s| {
5140 // s.select(new_selections);
5141 // });
5142
5143 // this.request_autoscroll(Autoscroll::fit(), cx);
5144 // });
5145 // }
5146
5147 // pub fn duplicate_line(&mut self, _: &DuplicateLine, cx: &mut ViewContext<Self>) {
5148 // let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
5149 // let buffer = &display_map.buffer_snapshot;
5150 // let selections = self.selections.all::<Point>(cx);
5151
5152 // let mut edits = Vec::new();
5153 // let mut selections_iter = selections.iter().peekable();
5154 // while let Some(selection) = selections_iter.next() {
5155 // // Avoid duplicating the same lines twice.
5156 // let mut rows = selection.spanned_rows(false, &display_map);
5157
5158 // while let Some(next_selection) = selections_iter.peek() {
5159 // let next_rows = next_selection.spanned_rows(false, &display_map);
5160 // if next_rows.start < rows.end {
5161 // rows.end = next_rows.end;
5162 // selections_iter.next().unwrap();
5163 // } else {
5164 // break;
5165 // }
5166 // }
5167
5168 // // Copy the text from the selected row region and splice it at the start of the region.
5169 // let start = Point::new(rows.start, 0);
5170 // let end = Point::new(rows.end - 1, buffer.line_len(rows.end - 1));
5171 // let text = buffer
5172 // .text_for_range(start..end)
5173 // .chain(Some("\n"))
5174 // .collect::<String>();
5175 // edits.push((start..start, text));
5176 // }
5177
5178 // self.transact(cx, |this, cx| {
5179 // this.buffer.update(cx, |buffer, cx| {
5180 // buffer.edit(edits, None, cx);
5181 // });
5182
5183 // this.request_autoscroll(Autoscroll::fit(), cx);
5184 // });
5185 // }
5186
5187 // pub fn move_line_up(&mut self, _: &MoveLineUp, cx: &mut ViewContext<Self>) {
5188 // let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
5189 // let buffer = self.buffer.read(cx).snapshot(cx);
5190
5191 // let mut edits = Vec::new();
5192 // let mut unfold_ranges = Vec::new();
5193 // let mut refold_ranges = Vec::new();
5194
5195 // let selections = self.selections.all::<Point>(cx);
5196 // let mut selections = selections.iter().peekable();
5197 // let mut contiguous_row_selections = Vec::new();
5198 // let mut new_selections = Vec::new();
5199
5200 // while let Some(selection) = selections.next() {
5201 // // Find all the selections that span a contiguous row range
5202 // let (start_row, end_row) = consume_contiguous_rows(
5203 // &mut contiguous_row_selections,
5204 // selection,
5205 // &display_map,
5206 // &mut selections,
5207 // );
5208
5209 // // Move the text spanned by the row range to be before the line preceding the row range
5210 // if start_row > 0 {
5211 // let range_to_move = Point::new(start_row - 1, buffer.line_len(start_row - 1))
5212 // ..Point::new(end_row - 1, buffer.line_len(end_row - 1));
5213 // let insertion_point = display_map
5214 // .prev_line_boundary(Point::new(start_row - 1, 0))
5215 // .0;
5216
5217 // // Don't move lines across excerpts
5218 // if buffer
5219 // .excerpt_boundaries_in_range((
5220 // Bound::Excluded(insertion_point),
5221 // Bound::Included(range_to_move.end),
5222 // ))
5223 // .next()
5224 // .is_none()
5225 // {
5226 // let text = buffer
5227 // .text_for_range(range_to_move.clone())
5228 // .flat_map(|s| s.chars())
5229 // .skip(1)
5230 // .chain(['\n'])
5231 // .collect::<String>();
5232
5233 // edits.push((
5234 // buffer.anchor_after(range_to_move.start)
5235 // ..buffer.anchor_before(range_to_move.end),
5236 // String::new(),
5237 // ));
5238 // let insertion_anchor = buffer.anchor_after(insertion_point);
5239 // edits.push((insertion_anchor..insertion_anchor, text));
5240
5241 // let row_delta = range_to_move.start.row - insertion_point.row + 1;
5242
5243 // // Move selections up
5244 // new_selections.extend(contiguous_row_selections.drain(..).map(
5245 // |mut selection| {
5246 // selection.start.row -= row_delta;
5247 // selection.end.row -= row_delta;
5248 // selection
5249 // },
5250 // ));
5251
5252 // // Move folds up
5253 // unfold_ranges.push(range_to_move.clone());
5254 // for fold in display_map.folds_in_range(
5255 // buffer.anchor_before(range_to_move.start)
5256 // ..buffer.anchor_after(range_to_move.end),
5257 // ) {
5258 // let mut start = fold.start.to_point(&buffer);
5259 // let mut end = fold.end.to_point(&buffer);
5260 // start.row -= row_delta;
5261 // end.row -= row_delta;
5262 // refold_ranges.push(start..end);
5263 // }
5264 // }
5265 // }
5266
5267 // // If we didn't move line(s), preserve the existing selections
5268 // new_selections.append(&mut contiguous_row_selections);
5269 // }
5270
5271 // self.transact(cx, |this, cx| {
5272 // this.unfold_ranges(unfold_ranges, true, true, cx);
5273 // this.buffer.update(cx, |buffer, cx| {
5274 // for (range, text) in edits {
5275 // buffer.edit([(range, text)], None, cx);
5276 // }
5277 // });
5278 // this.fold_ranges(refold_ranges, true, cx);
5279 // this.change_selections(Some(Autoscroll::fit()), cx, |s| {
5280 // s.select(new_selections);
5281 // })
5282 // });
5283 // }
5284
5285 // pub fn move_line_down(&mut self, _: &MoveLineDown, cx: &mut ViewContext<Self>) {
5286 // let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
5287 // let buffer = self.buffer.read(cx).snapshot(cx);
5288
5289 // let mut edits = Vec::new();
5290 // let mut unfold_ranges = Vec::new();
5291 // let mut refold_ranges = Vec::new();
5292
5293 // let selections = self.selections.all::<Point>(cx);
5294 // let mut selections = selections.iter().peekable();
5295 // let mut contiguous_row_selections = Vec::new();
5296 // let mut new_selections = Vec::new();
5297
5298 // while let Some(selection) = selections.next() {
5299 // // Find all the selections that span a contiguous row range
5300 // let (start_row, end_row) = consume_contiguous_rows(
5301 // &mut contiguous_row_selections,
5302 // selection,
5303 // &display_map,
5304 // &mut selections,
5305 // );
5306
5307 // // Move the text spanned by the row range to be after the last line of the row range
5308 // if end_row <= buffer.max_point().row {
5309 // let range_to_move = Point::new(start_row, 0)..Point::new(end_row, 0);
5310 // let insertion_point = display_map.next_line_boundary(Point::new(end_row, 0)).0;
5311
5312 // // Don't move lines across excerpt boundaries
5313 // if buffer
5314 // .excerpt_boundaries_in_range((
5315 // Bound::Excluded(range_to_move.start),
5316 // Bound::Included(insertion_point),
5317 // ))
5318 // .next()
5319 // .is_none()
5320 // {
5321 // let mut text = String::from("\n");
5322 // text.extend(buffer.text_for_range(range_to_move.clone()));
5323 // text.pop(); // Drop trailing newline
5324 // edits.push((
5325 // buffer.anchor_after(range_to_move.start)
5326 // ..buffer.anchor_before(range_to_move.end),
5327 // String::new(),
5328 // ));
5329 // let insertion_anchor = buffer.anchor_after(insertion_point);
5330 // edits.push((insertion_anchor..insertion_anchor, text));
5331
5332 // let row_delta = insertion_point.row - range_to_move.end.row + 1;
5333
5334 // // Move selections down
5335 // new_selections.extend(contiguous_row_selections.drain(..).map(
5336 // |mut selection| {
5337 // selection.start.row += row_delta;
5338 // selection.end.row += row_delta;
5339 // selection
5340 // },
5341 // ));
5342
5343 // // Move folds down
5344 // unfold_ranges.push(range_to_move.clone());
5345 // for fold in display_map.folds_in_range(
5346 // buffer.anchor_before(range_to_move.start)
5347 // ..buffer.anchor_after(range_to_move.end),
5348 // ) {
5349 // let mut start = fold.start.to_point(&buffer);
5350 // let mut end = fold.end.to_point(&buffer);
5351 // start.row += row_delta;
5352 // end.row += row_delta;
5353 // refold_ranges.push(start..end);
5354 // }
5355 // }
5356 // }
5357
5358 // // If we didn't move line(s), preserve the existing selections
5359 // new_selections.append(&mut contiguous_row_selections);
5360 // }
5361
5362 // self.transact(cx, |this, cx| {
5363 // this.unfold_ranges(unfold_ranges, true, true, cx);
5364 // this.buffer.update(cx, |buffer, cx| {
5365 // for (range, text) in edits {
5366 // buffer.edit([(range, text)], None, cx);
5367 // }
5368 // });
5369 // this.fold_ranges(refold_ranges, true, cx);
5370 // this.change_selections(Some(Autoscroll::fit()), cx, |s| s.select(new_selections));
5371 // });
5372 // }
5373
5374 // pub fn transpose(&mut self, _: &Transpose, cx: &mut ViewContext<Self>) {
5375 // let text_layout_details = &self.text_layout_details(cx);
5376 // self.transact(cx, |this, cx| {
5377 // let edits = this.change_selections(Some(Autoscroll::fit()), cx, |s| {
5378 // let mut edits: Vec<(Range<usize>, String)> = Default::default();
5379 // let line_mode = s.line_mode;
5380 // s.move_with(|display_map, selection| {
5381 // if !selection.is_empty() || line_mode {
5382 // return;
5383 // }
5384
5385 // let mut head = selection.head();
5386 // let mut transpose_offset = head.to_offset(display_map, Bias::Right);
5387 // if head.column() == display_map.line_len(head.row()) {
5388 // transpose_offset = display_map
5389 // .buffer_snapshot
5390 // .clip_offset(transpose_offset.saturating_sub(1), Bias::Left);
5391 // }
5392
5393 // if transpose_offset == 0 {
5394 // return;
5395 // }
5396
5397 // *head.column_mut() += 1;
5398 // head = display_map.clip_point(head, Bias::Right);
5399 // let goal = SelectionGoal::HorizontalPosition(
5400 // display_map.x_for_point(head, &text_layout_details),
5401 // );
5402 // selection.collapse_to(head, goal);
5403
5404 // let transpose_start = display_map
5405 // .buffer_snapshot
5406 // .clip_offset(transpose_offset.saturating_sub(1), Bias::Left);
5407 // if edits.last().map_or(true, |e| e.0.end <= transpose_start) {
5408 // let transpose_end = display_map
5409 // .buffer_snapshot
5410 // .clip_offset(transpose_offset + 1, Bias::Right);
5411 // if let Some(ch) =
5412 // display_map.buffer_snapshot.chars_at(transpose_start).next()
5413 // {
5414 // edits.push((transpose_start..transpose_offset, String::new()));
5415 // edits.push((transpose_end..transpose_end, ch.to_string()));
5416 // }
5417 // }
5418 // });
5419 // edits
5420 // });
5421 // this.buffer
5422 // .update(cx, |buffer, cx| buffer.edit(edits, None, cx));
5423 // let selections = this.selections.all::<usize>(cx);
5424 // this.change_selections(Some(Autoscroll::fit()), cx, |s| {
5425 // s.select(selections);
5426 // });
5427 // });
5428 // }
5429
5430 // pub fn cut(&mut self, _: &Cut, cx: &mut ViewContext<Self>) {
5431 // let mut text = String::new();
5432 // let buffer = self.buffer.read(cx).snapshot(cx);
5433 // let mut selections = self.selections.all::<Point>(cx);
5434 // let mut clipboard_selections = Vec::with_capacity(selections.len());
5435 // {
5436 // let max_point = buffer.max_point();
5437 // let mut is_first = true;
5438 // for selection in &mut selections {
5439 // let is_entire_line = selection.is_empty() || self.selections.line_mode;
5440 // if is_entire_line {
5441 // selection.start = Point::new(selection.start.row, 0);
5442 // selection.end = cmp::min(max_point, Point::new(selection.end.row + 1, 0));
5443 // selection.goal = SelectionGoal::None;
5444 // }
5445 // if is_first {
5446 // is_first = false;
5447 // } else {
5448 // text += "\n";
5449 // }
5450 // let mut len = 0;
5451 // for chunk in buffer.text_for_range(selection.start..selection.end) {
5452 // text.push_str(chunk);
5453 // len += chunk.len();
5454 // }
5455 // clipboard_selections.push(ClipboardSelection {
5456 // len,
5457 // is_entire_line,
5458 // first_line_indent: buffer.indent_size_for_line(selection.start.row).len,
5459 // });
5460 // }
5461 // }
5462
5463 // self.transact(cx, |this, cx| {
5464 // this.change_selections(Some(Autoscroll::fit()), cx, |s| {
5465 // s.select(selections);
5466 // });
5467 // this.insert("", cx);
5468 // cx.write_to_clipboard(ClipboardItem::new(text).with_metadata(clipboard_selections));
5469 // });
5470 // }
5471
5472 // pub fn copy(&mut self, _: &Copy, cx: &mut ViewContext<Self>) {
5473 // let selections = self.selections.all::<Point>(cx);
5474 // let buffer = self.buffer.read(cx).read(cx);
5475 // let mut text = String::new();
5476
5477 // let mut clipboard_selections = Vec::with_capacity(selections.len());
5478 // {
5479 // let max_point = buffer.max_point();
5480 // let mut is_first = true;
5481 // for selection in selections.iter() {
5482 // let mut start = selection.start;
5483 // let mut end = selection.end;
5484 // let is_entire_line = selection.is_empty() || self.selections.line_mode;
5485 // if is_entire_line {
5486 // start = Point::new(start.row, 0);
5487 // end = cmp::min(max_point, Point::new(end.row + 1, 0));
5488 // }
5489 // if is_first {
5490 // is_first = false;
5491 // } else {
5492 // text += "\n";
5493 // }
5494 // let mut len = 0;
5495 // for chunk in buffer.text_for_range(start..end) {
5496 // text.push_str(chunk);
5497 // len += chunk.len();
5498 // }
5499 // clipboard_selections.push(ClipboardSelection {
5500 // len,
5501 // is_entire_line,
5502 // first_line_indent: buffer.indent_size_for_line(start.row).len,
5503 // });
5504 // }
5505 // }
5506
5507 // cx.write_to_clipboard(ClipboardItem::new(text).with_metadata(clipboard_selections));
5508 // }
5509
5510 // pub fn paste(&mut self, _: &Paste, cx: &mut ViewContext<Self>) {
5511 // self.transact(cx, |this, cx| {
5512 // if let Some(item) = cx.read_from_clipboard() {
5513 // let clipboard_text = Cow::Borrowed(item.text());
5514 // if let Some(mut clipboard_selections) = item.metadata::<Vec<ClipboardSelection>>() {
5515 // let old_selections = this.selections.all::<usize>(cx);
5516 // let all_selections_were_entire_line =
5517 // clipboard_selections.iter().all(|s| s.is_entire_line);
5518 // let first_selection_indent_column =
5519 // clipboard_selections.first().map(|s| s.first_line_indent);
5520 // if clipboard_selections.len() != old_selections.len() {
5521 // clipboard_selections.drain(..);
5522 // }
5523
5524 // this.buffer.update(cx, |buffer, cx| {
5525 // let snapshot = buffer.read(cx);
5526 // let mut start_offset = 0;
5527 // let mut edits = Vec::new();
5528 // let mut original_indent_columns = Vec::new();
5529 // let line_mode = this.selections.line_mode;
5530 // for (ix, selection) in old_selections.iter().enumerate() {
5531 // let to_insert;
5532 // let entire_line;
5533 // let original_indent_column;
5534 // if let Some(clipboard_selection) = clipboard_selections.get(ix) {
5535 // let end_offset = start_offset + clipboard_selection.len;
5536 // to_insert = &clipboard_text[start_offset..end_offset];
5537 // entire_line = clipboard_selection.is_entire_line;
5538 // start_offset = end_offset + 1;
5539 // original_indent_column =
5540 // Some(clipboard_selection.first_line_indent);
5541 // } else {
5542 // to_insert = clipboard_text.as_str();
5543 // entire_line = all_selections_were_entire_line;
5544 // original_indent_column = first_selection_indent_column
5545 // }
5546
5547 // // If the corresponding selection was empty when this slice of the
5548 // // clipboard text was written, then the entire line containing the
5549 // // selection was copied. If this selection is also currently empty,
5550 // // then paste the line before the current line of the buffer.
5551 // let range = if selection.is_empty() && !line_mode && entire_line {
5552 // let column = selection.start.to_point(&snapshot).column as usize;
5553 // let line_start = selection.start - column;
5554 // line_start..line_start
5555 // } else {
5556 // selection.range()
5557 // };
5558
5559 // edits.push((range, to_insert));
5560 // original_indent_columns.extend(original_indent_column);
5561 // }
5562 // drop(snapshot);
5563
5564 // buffer.edit(
5565 // edits,
5566 // Some(AutoindentMode::Block {
5567 // original_indent_columns,
5568 // }),
5569 // cx,
5570 // );
5571 // });
5572
5573 // let selections = this.selections.all::<usize>(cx);
5574 // this.change_selections(Some(Autoscroll::fit()), cx, |s| s.select(selections));
5575 // } else {
5576 // this.insert(&clipboard_text, cx);
5577 // }
5578 // }
5579 // });
5580 // }
5581
5582 // pub fn undo(&mut self, _: &Undo, cx: &mut ViewContext<Self>) {
5583 // if let Some(tx_id) = self.buffer.update(cx, |buffer, cx| buffer.undo(cx)) {
5584 // if let Some((selections, _)) = self.selection_history.transaction(tx_id).cloned() {
5585 // self.change_selections(None, cx, |s| {
5586 // s.select_anchors(selections.to_vec());
5587 // });
5588 // }
5589 // self.request_autoscroll(Autoscroll::fit(), cx);
5590 // self.unmark_text(cx);
5591 // self.refresh_copilot_suggestions(true, cx);
5592 // cx.emit(Event::Edited);
5593 // }
5594 // }
5595
5596 // pub fn redo(&mut self, _: &Redo, cx: &mut ViewContext<Self>) {
5597 // if let Some(tx_id) = self.buffer.update(cx, |buffer, cx| buffer.redo(cx)) {
5598 // if let Some((_, Some(selections))) = self.selection_history.transaction(tx_id).cloned()
5599 // {
5600 // self.change_selections(None, cx, |s| {
5601 // s.select_anchors(selections.to_vec());
5602 // });
5603 // }
5604 // self.request_autoscroll(Autoscroll::fit(), cx);
5605 // self.unmark_text(cx);
5606 // self.refresh_copilot_suggestions(true, cx);
5607 // cx.emit(Event::Edited);
5608 // }
5609 // }
5610
5611 // pub fn finalize_last_transaction(&mut self, cx: &mut ViewContext<Self>) {
5612 // self.buffer
5613 // .update(cx, |buffer, cx| buffer.finalize_last_transaction(cx));
5614 // }
5615
5616 // pub fn move_left(&mut self, _: &MoveLeft, cx: &mut ViewContext<Self>) {
5617 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
5618 // let line_mode = s.line_mode;
5619 // s.move_with(|map, selection| {
5620 // let cursor = if selection.is_empty() && !line_mode {
5621 // movement::left(map, selection.start)
5622 // } else {
5623 // selection.start
5624 // };
5625 // selection.collapse_to(cursor, SelectionGoal::None);
5626 // });
5627 // })
5628 // }
5629
5630 // pub fn select_left(&mut self, _: &SelectLeft, cx: &mut ViewContext<Self>) {
5631 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
5632 // s.move_heads_with(|map, head, _| (movement::left(map, head), SelectionGoal::None));
5633 // })
5634 // }
5635
5636 // pub fn move_right(&mut self, _: &MoveRight, cx: &mut ViewContext<Self>) {
5637 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
5638 // let line_mode = s.line_mode;
5639 // s.move_with(|map, selection| {
5640 // let cursor = if selection.is_empty() && !line_mode {
5641 // movement::right(map, selection.end)
5642 // } else {
5643 // selection.end
5644 // };
5645 // selection.collapse_to(cursor, SelectionGoal::None)
5646 // });
5647 // })
5648 // }
5649
5650 // pub fn select_right(&mut self, _: &SelectRight, cx: &mut ViewContext<Self>) {
5651 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
5652 // s.move_heads_with(|map, head, _| (movement::right(map, head), SelectionGoal::None));
5653 // })
5654 // }
5655
5656 // pub fn move_up(&mut self, _: &MoveUp, cx: &mut ViewContext<Self>) {
5657 // if self.take_rename(true, cx).is_some() {
5658 // return;
5659 // }
5660
5661 // if matches!(self.mode, EditorMode::SingleLine) {
5662 // cx.propagate_action();
5663 // return;
5664 // }
5665
5666 // let text_layout_details = &self.text_layout_details(cx);
5667
5668 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
5669 // let line_mode = s.line_mode;
5670 // s.move_with(|map, selection| {
5671 // if !selection.is_empty() && !line_mode {
5672 // selection.goal = SelectionGoal::None;
5673 // }
5674 // let (cursor, goal) = movement::up(
5675 // map,
5676 // selection.start,
5677 // selection.goal,
5678 // false,
5679 // &text_layout_details,
5680 // );
5681 // selection.collapse_to(cursor, goal);
5682 // });
5683 // })
5684 // }
5685
5686 // pub fn move_page_up(&mut self, action: &MovePageUp, cx: &mut ViewContext<Self>) {
5687 // if self.take_rename(true, cx).is_some() {
5688 // return;
5689 // }
5690
5691 // if matches!(self.mode, EditorMode::SingleLine) {
5692 // cx.propagate_action();
5693 // return;
5694 // }
5695
5696 // let row_count = if let Some(row_count) = self.visible_line_count() {
5697 // row_count as u32 - 1
5698 // } else {
5699 // return;
5700 // };
5701
5702 // let autoscroll = if action.center_cursor {
5703 // Autoscroll::center()
5704 // } else {
5705 // Autoscroll::fit()
5706 // };
5707
5708 // let text_layout_details = &self.text_layout_details(cx);
5709
5710 // self.change_selections(Some(autoscroll), cx, |s| {
5711 // let line_mode = s.line_mode;
5712 // s.move_with(|map, selection| {
5713 // if !selection.is_empty() && !line_mode {
5714 // selection.goal = SelectionGoal::None;
5715 // }
5716 // let (cursor, goal) = movement::up_by_rows(
5717 // map,
5718 // selection.end,
5719 // row_count,
5720 // selection.goal,
5721 // false,
5722 // &text_layout_details,
5723 // );
5724 // selection.collapse_to(cursor, goal);
5725 // });
5726 // });
5727 // }
5728
5729 // pub fn select_up(&mut self, _: &SelectUp, cx: &mut ViewContext<Self>) {
5730 // let text_layout_details = &self.text_layout_details(cx);
5731 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
5732 // s.move_heads_with(|map, head, goal| {
5733 // movement::up(map, head, goal, false, &text_layout_details)
5734 // })
5735 // })
5736 // }
5737
5738 // pub fn move_down(&mut self, _: &MoveDown, cx: &mut ViewContext<Self>) {
5739 // self.take_rename(true, cx);
5740
5741 // if self.mode == EditorMode::SingleLine {
5742 // cx.propagate_action();
5743 // return;
5744 // }
5745
5746 // let text_layout_details = &self.text_layout_details(cx);
5747 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
5748 // let line_mode = s.line_mode;
5749 // s.move_with(|map, selection| {
5750 // if !selection.is_empty() && !line_mode {
5751 // selection.goal = SelectionGoal::None;
5752 // }
5753 // let (cursor, goal) = movement::down(
5754 // map,
5755 // selection.end,
5756 // selection.goal,
5757 // false,
5758 // &text_layout_details,
5759 // );
5760 // selection.collapse_to(cursor, goal);
5761 // });
5762 // });
5763 // }
5764
5765 // pub fn move_page_down(&mut self, action: &MovePageDown, cx: &mut ViewContext<Self>) {
5766 // if self.take_rename(true, cx).is_some() {
5767 // return;
5768 // }
5769
5770 // if self
5771 // .context_menu
5772 // .write()
5773 // .as_mut()
5774 // .map(|menu| menu.select_last(self.project.as_ref(), cx))
5775 // .unwrap_or(false)
5776 // {
5777 // return;
5778 // }
5779
5780 // if matches!(self.mode, EditorMode::SingleLine) {
5781 // cx.propagate_action();
5782 // return;
5783 // }
5784
5785 // let row_count = if let Some(row_count) = self.visible_line_count() {
5786 // row_count as u32 - 1
5787 // } else {
5788 // return;
5789 // };
5790
5791 // let autoscroll = if action.center_cursor {
5792 // Autoscroll::center()
5793 // } else {
5794 // Autoscroll::fit()
5795 // };
5796
5797 // let text_layout_details = &self.text_layout_details(cx);
5798 // self.change_selections(Some(autoscroll), cx, |s| {
5799 // let line_mode = s.line_mode;
5800 // s.move_with(|map, selection| {
5801 // if !selection.is_empty() && !line_mode {
5802 // selection.goal = SelectionGoal::None;
5803 // }
5804 // let (cursor, goal) = movement::down_by_rows(
5805 // map,
5806 // selection.end,
5807 // row_count,
5808 // selection.goal,
5809 // false,
5810 // &text_layout_details,
5811 // );
5812 // selection.collapse_to(cursor, goal);
5813 // });
5814 // });
5815 // }
5816
5817 // pub fn select_down(&mut self, _: &SelectDown, cx: &mut ViewContext<Self>) {
5818 // let text_layout_details = &self.text_layout_details(cx);
5819 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
5820 // s.move_heads_with(|map, head, goal| {
5821 // movement::down(map, head, goal, false, &text_layout_details)
5822 // })
5823 // });
5824 // }
5825
5826 // pub fn context_menu_first(&mut self, _: &ContextMenuFirst, cx: &mut ViewContext<Self>) {
5827 // if let Some(context_menu) = self.context_menu.write().as_mut() {
5828 // context_menu.select_first(self.project.as_ref(), cx);
5829 // }
5830 // }
5831
5832 // pub fn context_menu_prev(&mut self, _: &ContextMenuPrev, cx: &mut ViewContext<Self>) {
5833 // if let Some(context_menu) = self.context_menu.write().as_mut() {
5834 // context_menu.select_prev(self.project.as_ref(), cx);
5835 // }
5836 // }
5837
5838 // pub fn context_menu_next(&mut self, _: &ContextMenuNext, cx: &mut ViewContext<Self>) {
5839 // if let Some(context_menu) = self.context_menu.write().as_mut() {
5840 // context_menu.select_next(self.project.as_ref(), cx);
5841 // }
5842 // }
5843
5844 // pub fn context_menu_last(&mut self, _: &ContextMenuLast, cx: &mut ViewContext<Self>) {
5845 // if let Some(context_menu) = self.context_menu.write().as_mut() {
5846 // context_menu.select_last(self.project.as_ref(), cx);
5847 // }
5848 // }
5849
5850 // pub fn move_to_previous_word_start(
5851 // &mut self,
5852 // _: &MoveToPreviousWordStart,
5853 // cx: &mut ViewContext<Self>,
5854 // ) {
5855 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
5856 // s.move_cursors_with(|map, head, _| {
5857 // (
5858 // movement::previous_word_start(map, head),
5859 // SelectionGoal::None,
5860 // )
5861 // });
5862 // })
5863 // }
5864
5865 // pub fn move_to_previous_subword_start(
5866 // &mut self,
5867 // _: &MoveToPreviousSubwordStart,
5868 // cx: &mut ViewContext<Self>,
5869 // ) {
5870 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
5871 // s.move_cursors_with(|map, head, _| {
5872 // (
5873 // movement::previous_subword_start(map, head),
5874 // SelectionGoal::None,
5875 // )
5876 // });
5877 // })
5878 // }
5879
5880 // pub fn select_to_previous_word_start(
5881 // &mut self,
5882 // _: &SelectToPreviousWordStart,
5883 // cx: &mut ViewContext<Self>,
5884 // ) {
5885 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
5886 // s.move_heads_with(|map, head, _| {
5887 // (
5888 // movement::previous_word_start(map, head),
5889 // SelectionGoal::None,
5890 // )
5891 // });
5892 // })
5893 // }
5894
5895 // pub fn select_to_previous_subword_start(
5896 // &mut self,
5897 // _: &SelectToPreviousSubwordStart,
5898 // cx: &mut ViewContext<Self>,
5899 // ) {
5900 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
5901 // s.move_heads_with(|map, head, _| {
5902 // (
5903 // movement::previous_subword_start(map, head),
5904 // SelectionGoal::None,
5905 // )
5906 // });
5907 // })
5908 // }
5909
5910 // pub fn delete_to_previous_word_start(
5911 // &mut self,
5912 // _: &DeleteToPreviousWordStart,
5913 // cx: &mut ViewContext<Self>,
5914 // ) {
5915 // self.transact(cx, |this, cx| {
5916 // this.select_autoclose_pair(cx);
5917 // this.change_selections(Some(Autoscroll::fit()), cx, |s| {
5918 // let line_mode = s.line_mode;
5919 // s.move_with(|map, selection| {
5920 // if selection.is_empty() && !line_mode {
5921 // let cursor = movement::previous_word_start(map, selection.head());
5922 // selection.set_head(cursor, SelectionGoal::None);
5923 // }
5924 // });
5925 // });
5926 // this.insert("", cx);
5927 // });
5928 // }
5929
5930 // pub fn delete_to_previous_subword_start(
5931 // &mut self,
5932 // _: &DeleteToPreviousSubwordStart,
5933 // cx: &mut ViewContext<Self>,
5934 // ) {
5935 // self.transact(cx, |this, cx| {
5936 // this.select_autoclose_pair(cx);
5937 // this.change_selections(Some(Autoscroll::fit()), cx, |s| {
5938 // let line_mode = s.line_mode;
5939 // s.move_with(|map, selection| {
5940 // if selection.is_empty() && !line_mode {
5941 // let cursor = movement::previous_subword_start(map, selection.head());
5942 // selection.set_head(cursor, SelectionGoal::None);
5943 // }
5944 // });
5945 // });
5946 // this.insert("", cx);
5947 // });
5948 // }
5949
5950 // pub fn move_to_next_word_end(&mut self, _: &MoveToNextWordEnd, cx: &mut ViewContext<Self>) {
5951 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
5952 // s.move_cursors_with(|map, head, _| {
5953 // (movement::next_word_end(map, head), SelectionGoal::None)
5954 // });
5955 // })
5956 // }
5957
5958 // pub fn move_to_next_subword_end(
5959 // &mut self,
5960 // _: &MoveToNextSubwordEnd,
5961 // cx: &mut ViewContext<Self>,
5962 // ) {
5963 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
5964 // s.move_cursors_with(|map, head, _| {
5965 // (movement::next_subword_end(map, head), SelectionGoal::None)
5966 // });
5967 // })
5968 // }
5969
5970 // pub fn select_to_next_word_end(&mut self, _: &SelectToNextWordEnd, cx: &mut ViewContext<Self>) {
5971 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
5972 // s.move_heads_with(|map, head, _| {
5973 // (movement::next_word_end(map, head), SelectionGoal::None)
5974 // });
5975 // })
5976 // }
5977
5978 // pub fn select_to_next_subword_end(
5979 // &mut self,
5980 // _: &SelectToNextSubwordEnd,
5981 // cx: &mut ViewContext<Self>,
5982 // ) {
5983 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
5984 // s.move_heads_with(|map, head, _| {
5985 // (movement::next_subword_end(map, head), SelectionGoal::None)
5986 // });
5987 // })
5988 // }
5989
5990 // pub fn delete_to_next_word_end(&mut self, _: &DeleteToNextWordEnd, cx: &mut ViewContext<Self>) {
5991 // self.transact(cx, |this, cx| {
5992 // this.change_selections(Some(Autoscroll::fit()), cx, |s| {
5993 // let line_mode = s.line_mode;
5994 // s.move_with(|map, selection| {
5995 // if selection.is_empty() && !line_mode {
5996 // let cursor = movement::next_word_end(map, selection.head());
5997 // selection.set_head(cursor, SelectionGoal::None);
5998 // }
5999 // });
6000 // });
6001 // this.insert("", cx);
6002 // });
6003 // }
6004
6005 // pub fn delete_to_next_subword_end(
6006 // &mut self,
6007 // _: &DeleteToNextSubwordEnd,
6008 // cx: &mut ViewContext<Self>,
6009 // ) {
6010 // self.transact(cx, |this, cx| {
6011 // this.change_selections(Some(Autoscroll::fit()), cx, |s| {
6012 // s.move_with(|map, selection| {
6013 // if selection.is_empty() {
6014 // let cursor = movement::next_subword_end(map, selection.head());
6015 // selection.set_head(cursor, SelectionGoal::None);
6016 // }
6017 // });
6018 // });
6019 // this.insert("", cx);
6020 // });
6021 // }
6022
6023 // pub fn move_to_beginning_of_line(
6024 // &mut self,
6025 // _: &MoveToBeginningOfLine,
6026 // cx: &mut ViewContext<Self>,
6027 // ) {
6028 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
6029 // s.move_cursors_with(|map, head, _| {
6030 // (
6031 // movement::indented_line_beginning(map, head, true),
6032 // SelectionGoal::None,
6033 // )
6034 // });
6035 // })
6036 // }
6037
6038 // pub fn select_to_beginning_of_line(
6039 // &mut self,
6040 // action: &SelectToBeginningOfLine,
6041 // cx: &mut ViewContext<Self>,
6042 // ) {
6043 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
6044 // s.move_heads_with(|map, head, _| {
6045 // (
6046 // movement::indented_line_beginning(map, head, action.stop_at_soft_wraps),
6047 // SelectionGoal::None,
6048 // )
6049 // });
6050 // });
6051 // }
6052
6053 // pub fn delete_to_beginning_of_line(
6054 // &mut self,
6055 // _: &DeleteToBeginningOfLine,
6056 // cx: &mut ViewContext<Self>,
6057 // ) {
6058 // self.transact(cx, |this, cx| {
6059 // this.change_selections(Some(Autoscroll::fit()), cx, |s| {
6060 // s.move_with(|_, selection| {
6061 // selection.reversed = true;
6062 // });
6063 // });
6064
6065 // this.select_to_beginning_of_line(
6066 // &SelectToBeginningOfLine {
6067 // stop_at_soft_wraps: false,
6068 // },
6069 // cx,
6070 // );
6071 // this.backspace(&Backspace, cx);
6072 // });
6073 // }
6074
6075 // pub fn move_to_end_of_line(&mut self, _: &MoveToEndOfLine, cx: &mut ViewContext<Self>) {
6076 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
6077 // s.move_cursors_with(|map, head, _| {
6078 // (movement::line_end(map, head, true), SelectionGoal::None)
6079 // });
6080 // })
6081 // }
6082
6083 // pub fn select_to_end_of_line(
6084 // &mut self,
6085 // action: &SelectToEndOfLine,
6086 // cx: &mut ViewContext<Self>,
6087 // ) {
6088 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
6089 // s.move_heads_with(|map, head, _| {
6090 // (
6091 // movement::line_end(map, head, action.stop_at_soft_wraps),
6092 // SelectionGoal::None,
6093 // )
6094 // });
6095 // })
6096 // }
6097
6098 // pub fn delete_to_end_of_line(&mut self, _: &DeleteToEndOfLine, cx: &mut ViewContext<Self>) {
6099 // self.transact(cx, |this, cx| {
6100 // this.select_to_end_of_line(
6101 // &SelectToEndOfLine {
6102 // stop_at_soft_wraps: false,
6103 // },
6104 // cx,
6105 // );
6106 // this.delete(&Delete, cx);
6107 // });
6108 // }
6109
6110 // pub fn cut_to_end_of_line(&mut self, _: &CutToEndOfLine, cx: &mut ViewContext<Self>) {
6111 // self.transact(cx, |this, cx| {
6112 // this.select_to_end_of_line(
6113 // &SelectToEndOfLine {
6114 // stop_at_soft_wraps: false,
6115 // },
6116 // cx,
6117 // );
6118 // this.cut(&Cut, cx);
6119 // });
6120 // }
6121
6122 // pub fn move_to_start_of_paragraph(
6123 // &mut self,
6124 // _: &MoveToStartOfParagraph,
6125 // cx: &mut ViewContext<Self>,
6126 // ) {
6127 // if matches!(self.mode, EditorMode::SingleLine) {
6128 // cx.propagate_action();
6129 // return;
6130 // }
6131
6132 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
6133 // s.move_with(|map, selection| {
6134 // selection.collapse_to(
6135 // movement::start_of_paragraph(map, selection.head(), 1),
6136 // SelectionGoal::None,
6137 // )
6138 // });
6139 // })
6140 // }
6141
6142 // pub fn move_to_end_of_paragraph(
6143 // &mut self,
6144 // _: &MoveToEndOfParagraph,
6145 // cx: &mut ViewContext<Self>,
6146 // ) {
6147 // if matches!(self.mode, EditorMode::SingleLine) {
6148 // cx.propagate_action();
6149 // return;
6150 // }
6151
6152 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
6153 // s.move_with(|map, selection| {
6154 // selection.collapse_to(
6155 // movement::end_of_paragraph(map, selection.head(), 1),
6156 // SelectionGoal::None,
6157 // )
6158 // });
6159 // })
6160 // }
6161
6162 // pub fn select_to_start_of_paragraph(
6163 // &mut self,
6164 // _: &SelectToStartOfParagraph,
6165 // cx: &mut ViewContext<Self>,
6166 // ) {
6167 // if matches!(self.mode, EditorMode::SingleLine) {
6168 // cx.propagate_action();
6169 // return;
6170 // }
6171
6172 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
6173 // s.move_heads_with(|map, head, _| {
6174 // (
6175 // movement::start_of_paragraph(map, head, 1),
6176 // SelectionGoal::None,
6177 // )
6178 // });
6179 // })
6180 // }
6181
6182 // pub fn select_to_end_of_paragraph(
6183 // &mut self,
6184 // _: &SelectToEndOfParagraph,
6185 // cx: &mut ViewContext<Self>,
6186 // ) {
6187 // if matches!(self.mode, EditorMode::SingleLine) {
6188 // cx.propagate_action();
6189 // return;
6190 // }
6191
6192 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
6193 // s.move_heads_with(|map, head, _| {
6194 // (
6195 // movement::end_of_paragraph(map, head, 1),
6196 // SelectionGoal::None,
6197 // )
6198 // });
6199 // })
6200 // }
6201
6202 // pub fn move_to_beginning(&mut self, _: &MoveToBeginning, cx: &mut ViewContext<Self>) {
6203 // if matches!(self.mode, EditorMode::SingleLine) {
6204 // cx.propagate_action();
6205 // return;
6206 // }
6207
6208 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
6209 // s.select_ranges(vec![0..0]);
6210 // });
6211 // }
6212
6213 // pub fn select_to_beginning(&mut self, _: &SelectToBeginning, cx: &mut ViewContext<Self>) {
6214 // let mut selection = self.selections.last::<Point>(cx);
6215 // selection.set_head(Point::zero(), SelectionGoal::None);
6216
6217 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
6218 // s.select(vec![selection]);
6219 // });
6220 // }
6221
6222 // pub fn move_to_end(&mut self, _: &MoveToEnd, cx: &mut ViewContext<Self>) {
6223 // if matches!(self.mode, EditorMode::SingleLine) {
6224 // cx.propagate_action();
6225 // return;
6226 // }
6227
6228 // let cursor = self.buffer.read(cx).read(cx).len();
6229 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
6230 // s.select_ranges(vec![cursor..cursor])
6231 // });
6232 // }
6233
6234 // pub fn set_nav_history(&mut self, nav_history: Option<ItemNavHistory>) {
6235 // self.nav_history = nav_history;
6236 // }
6237
6238 // pub fn nav_history(&self) -> Option<&ItemNavHistory> {
6239 // self.nav_history.as_ref()
6240 // }
6241
6242 // fn push_to_nav_history(
6243 // &mut self,
6244 // cursor_anchor: Anchor,
6245 // new_position: Option<Point>,
6246 // cx: &mut ViewContext<Self>,
6247 // ) {
6248 // if let Some(nav_history) = self.nav_history.as_mut() {
6249 // let buffer = self.buffer.read(cx).read(cx);
6250 // let cursor_position = cursor_anchor.to_point(&buffer);
6251 // let scroll_state = self.scroll_manager.anchor();
6252 // let scroll_top_row = scroll_state.top_row(&buffer);
6253 // drop(buffer);
6254
6255 // if let Some(new_position) = new_position {
6256 // let row_delta = (new_position.row as i64 - cursor_position.row as i64).abs();
6257 // if row_delta < MIN_NAVIGATION_HISTORY_ROW_DELTA {
6258 // return;
6259 // }
6260 // }
6261
6262 // nav_history.push(
6263 // Some(NavigationData {
6264 // cursor_anchor,
6265 // cursor_position,
6266 // scroll_anchor: scroll_state,
6267 // scroll_top_row,
6268 // }),
6269 // cx,
6270 // );
6271 // }
6272 // }
6273
6274 // pub fn select_to_end(&mut self, _: &SelectToEnd, cx: &mut ViewContext<Self>) {
6275 // let buffer = self.buffer.read(cx).snapshot(cx);
6276 // let mut selection = self.selections.first::<usize>(cx);
6277 // selection.set_head(buffer.len(), SelectionGoal::None);
6278 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
6279 // s.select(vec![selection]);
6280 // });
6281 // }
6282
6283 // pub fn select_all(&mut self, _: &SelectAll, cx: &mut ViewContext<Self>) {
6284 // let end = self.buffer.read(cx).read(cx).len();
6285 // self.change_selections(None, cx, |s| {
6286 // s.select_ranges(vec![0..end]);
6287 // });
6288 // }
6289
6290 // pub fn select_line(&mut self, _: &SelectLine, cx: &mut ViewContext<Self>) {
6291 // let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
6292 // let mut selections = self.selections.all::<Point>(cx);
6293 // let max_point = display_map.buffer_snapshot.max_point();
6294 // for selection in &mut selections {
6295 // let rows = selection.spanned_rows(true, &display_map);
6296 // selection.start = Point::new(rows.start, 0);
6297 // selection.end = cmp::min(max_point, Point::new(rows.end, 0));
6298 // selection.reversed = false;
6299 // }
6300 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
6301 // s.select(selections);
6302 // });
6303 // }
6304
6305 // pub fn split_selection_into_lines(
6306 // &mut self,
6307 // _: &SplitSelectionIntoLines,
6308 // cx: &mut ViewContext<Self>,
6309 // ) {
6310 // let mut to_unfold = Vec::new();
6311 // let mut new_selection_ranges = Vec::new();
6312 // {
6313 // let selections = self.selections.all::<Point>(cx);
6314 // let buffer = self.buffer.read(cx).read(cx);
6315 // for selection in selections {
6316 // for row in selection.start.row..selection.end.row {
6317 // let cursor = Point::new(row, buffer.line_len(row));
6318 // new_selection_ranges.push(cursor..cursor);
6319 // }
6320 // new_selection_ranges.push(selection.end..selection.end);
6321 // to_unfold.push(selection.start..selection.end);
6322 // }
6323 // }
6324 // self.unfold_ranges(to_unfold, true, true, cx);
6325 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
6326 // s.select_ranges(new_selection_ranges);
6327 // });
6328 // }
6329
6330 // pub fn add_selection_above(&mut self, _: &AddSelectionAbove, cx: &mut ViewContext<Self>) {
6331 // self.add_selection(true, cx);
6332 // }
6333
6334 // pub fn add_selection_below(&mut self, _: &AddSelectionBelow, cx: &mut ViewContext<Self>) {
6335 // self.add_selection(false, cx);
6336 // }
6337
6338 // fn add_selection(&mut self, above: bool, cx: &mut ViewContext<Self>) {
6339 // let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
6340 // let mut selections = self.selections.all::<Point>(cx);
6341 // let text_layout_details = self.text_layout_details(cx);
6342 // let mut state = self.add_selections_state.take().unwrap_or_else(|| {
6343 // let oldest_selection = selections.iter().min_by_key(|s| s.id).unwrap().clone();
6344 // let range = oldest_selection.display_range(&display_map).sorted();
6345
6346 // let start_x = display_map.x_for_point(range.start, &text_layout_details);
6347 // let end_x = display_map.x_for_point(range.end, &text_layout_details);
6348 // let positions = start_x.min(end_x)..start_x.max(end_x);
6349
6350 // selections.clear();
6351 // let mut stack = Vec::new();
6352 // for row in range.start.row()..=range.end.row() {
6353 // if let Some(selection) = self.selections.build_columnar_selection(
6354 // &display_map,
6355 // row,
6356 // &positions,
6357 // oldest_selection.reversed,
6358 // &text_layout_details,
6359 // ) {
6360 // stack.push(selection.id);
6361 // selections.push(selection);
6362 // }
6363 // }
6364
6365 // if above {
6366 // stack.reverse();
6367 // }
6368
6369 // AddSelectionsState { above, stack }
6370 // });
6371
6372 // let last_added_selection = *state.stack.last().unwrap();
6373 // let mut new_selections = Vec::new();
6374 // if above == state.above {
6375 // let end_row = if above {
6376 // 0
6377 // } else {
6378 // display_map.max_point().row()
6379 // };
6380
6381 // 'outer: for selection in selections {
6382 // if selection.id == last_added_selection {
6383 // let range = selection.display_range(&display_map).sorted();
6384 // debug_assert_eq!(range.start.row(), range.end.row());
6385 // let mut row = range.start.row();
6386 // let positions = if let SelectionGoal::HorizontalRange { start, end } =
6387 // selection.goal
6388 // {
6389 // start..end
6390 // } else {
6391 // let start_x = display_map.x_for_point(range.start, &text_layout_details);
6392 // let end_x = display_map.x_for_point(range.end, &text_layout_details);
6393
6394 // start_x.min(end_x)..start_x.max(end_x)
6395 // };
6396
6397 // while row != end_row {
6398 // if above {
6399 // row -= 1;
6400 // } else {
6401 // row += 1;
6402 // }
6403
6404 // if let Some(new_selection) = self.selections.build_columnar_selection(
6405 // &display_map,
6406 // row,
6407 // &positions,
6408 // selection.reversed,
6409 // &text_layout_details,
6410 // ) {
6411 // state.stack.push(new_selection.id);
6412 // if above {
6413 // new_selections.push(new_selection);
6414 // new_selections.push(selection);
6415 // } else {
6416 // new_selections.push(selection);
6417 // new_selections.push(new_selection);
6418 // }
6419
6420 // continue 'outer;
6421 // }
6422 // }
6423 // }
6424
6425 // new_selections.push(selection);
6426 // }
6427 // } else {
6428 // new_selections = selections;
6429 // new_selections.retain(|s| s.id != last_added_selection);
6430 // state.stack.pop();
6431 // }
6432
6433 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
6434 // s.select(new_selections);
6435 // });
6436 // if state.stack.len() > 1 {
6437 // self.add_selections_state = Some(state);
6438 // }
6439 // }
6440
6441 // pub fn select_next_match_internal(
6442 // &mut self,
6443 // display_map: &DisplaySnapshot,
6444 // replace_newest: bool,
6445 // autoscroll: Option<Autoscroll>,
6446 // cx: &mut ViewContext<Self>,
6447 // ) -> Result<()> {
6448 // fn select_next_match_ranges(
6449 // this: &mut Editor,
6450 // range: Range<usize>,
6451 // replace_newest: bool,
6452 // auto_scroll: Option<Autoscroll>,
6453 // cx: &mut ViewContext<Editor>,
6454 // ) {
6455 // this.unfold_ranges([range.clone()], false, true, cx);
6456 // this.change_selections(auto_scroll, cx, |s| {
6457 // if replace_newest {
6458 // s.delete(s.newest_anchor().id);
6459 // }
6460 // s.insert_range(range.clone());
6461 // });
6462 // }
6463
6464 // let buffer = &display_map.buffer_snapshot;
6465 // let mut selections = self.selections.all::<usize>(cx);
6466 // if let Some(mut select_next_state) = self.select_next_state.take() {
6467 // let query = &select_next_state.query;
6468 // if !select_next_state.done {
6469 // let first_selection = selections.iter().min_by_key(|s| s.id).unwrap();
6470 // let last_selection = selections.iter().max_by_key(|s| s.id).unwrap();
6471 // let mut next_selected_range = None;
6472
6473 // let bytes_after_last_selection =
6474 // buffer.bytes_in_range(last_selection.end..buffer.len());
6475 // let bytes_before_first_selection = buffer.bytes_in_range(0..first_selection.start);
6476 // let query_matches = query
6477 // .stream_find_iter(bytes_after_last_selection)
6478 // .map(|result| (last_selection.end, result))
6479 // .chain(
6480 // query
6481 // .stream_find_iter(bytes_before_first_selection)
6482 // .map(|result| (0, result)),
6483 // );
6484
6485 // for (start_offset, query_match) in query_matches {
6486 // let query_match = query_match.unwrap(); // can only fail due to I/O
6487 // let offset_range =
6488 // start_offset + query_match.start()..start_offset + query_match.end();
6489 // let display_range = offset_range.start.to_display_point(&display_map)
6490 // ..offset_range.end.to_display_point(&display_map);
6491
6492 // if !select_next_state.wordwise
6493 // || (!movement::is_inside_word(&display_map, display_range.start)
6494 // && !movement::is_inside_word(&display_map, display_range.end))
6495 // {
6496 // if selections
6497 // .iter()
6498 // .find(|selection| selection.range().overlaps(&offset_range))
6499 // .is_none()
6500 // {
6501 // next_selected_range = Some(offset_range);
6502 // break;
6503 // }
6504 // }
6505 // }
6506
6507 // if let Some(next_selected_range) = next_selected_range {
6508 // select_next_match_ranges(
6509 // self,
6510 // next_selected_range,
6511 // replace_newest,
6512 // autoscroll,
6513 // cx,
6514 // );
6515 // } else {
6516 // select_next_state.done = true;
6517 // }
6518 // }
6519
6520 // self.select_next_state = Some(select_next_state);
6521 // } else if selections.len() == 1 {
6522 // let selection = selections.last_mut().unwrap();
6523 // if selection.start == selection.end {
6524 // let word_range = movement::surrounding_word(
6525 // &display_map,
6526 // selection.start.to_display_point(&display_map),
6527 // );
6528 // selection.start = word_range.start.to_offset(&display_map, Bias::Left);
6529 // selection.end = word_range.end.to_offset(&display_map, Bias::Left);
6530 // selection.goal = SelectionGoal::None;
6531 // selection.reversed = false;
6532
6533 // let query = buffer
6534 // .text_for_range(selection.start..selection.end)
6535 // .collect::<String>();
6536
6537 // let is_empty = query.is_empty();
6538 // let select_state = SelectNextState {
6539 // query: AhoCorasick::new(&[query])?,
6540 // wordwise: true,
6541 // done: is_empty,
6542 // };
6543 // select_next_match_ranges(
6544 // self,
6545 // selection.start..selection.end,
6546 // replace_newest,
6547 // autoscroll,
6548 // cx,
6549 // );
6550 // self.select_next_state = Some(select_state);
6551 // } else {
6552 // let query = buffer
6553 // .text_for_range(selection.start..selection.end)
6554 // .collect::<String>();
6555 // self.select_next_state = Some(SelectNextState {
6556 // query: AhoCorasick::new(&[query])?,
6557 // wordwise: false,
6558 // done: false,
6559 // });
6560 // self.select_next_match_internal(display_map, replace_newest, autoscroll, cx)?;
6561 // }
6562 // }
6563 // Ok(())
6564 // }
6565
6566 // pub fn select_all_matches(
6567 // &mut self,
6568 // action: &SelectAllMatches,
6569 // cx: &mut ViewContext<Self>,
6570 // ) -> Result<()> {
6571 // self.push_to_selection_history();
6572 // let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
6573
6574 // loop {
6575 // self.select_next_match_internal(&display_map, action.replace_newest, None, cx)?;
6576
6577 // if self
6578 // .select_next_state
6579 // .as_ref()
6580 // .map(|selection_state| selection_state.done)
6581 // .unwrap_or(true)
6582 // {
6583 // break;
6584 // }
6585 // }
6586
6587 // Ok(())
6588 // }
6589
6590 // pub fn select_next(&mut self, action: &SelectNext, cx: &mut ViewContext<Self>) -> Result<()> {
6591 // self.push_to_selection_history();
6592 // let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
6593 // self.select_next_match_internal(
6594 // &display_map,
6595 // action.replace_newest,
6596 // Some(Autoscroll::newest()),
6597 // cx,
6598 // )?;
6599 // Ok(())
6600 // }
6601
6602 // pub fn select_previous(
6603 // &mut self,
6604 // action: &SelectPrevious,
6605 // cx: &mut ViewContext<Self>,
6606 // ) -> Result<()> {
6607 // self.push_to_selection_history();
6608 // let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
6609 // let buffer = &display_map.buffer_snapshot;
6610 // let mut selections = self.selections.all::<usize>(cx);
6611 // if let Some(mut select_prev_state) = self.select_prev_state.take() {
6612 // let query = &select_prev_state.query;
6613 // if !select_prev_state.done {
6614 // let first_selection = selections.iter().min_by_key(|s| s.id).unwrap();
6615 // let last_selection = selections.iter().max_by_key(|s| s.id).unwrap();
6616 // let mut next_selected_range = None;
6617 // // When we're iterating matches backwards, the oldest match will actually be the furthest one in the buffer.
6618 // let bytes_before_last_selection =
6619 // buffer.reversed_bytes_in_range(0..last_selection.start);
6620 // let bytes_after_first_selection =
6621 // buffer.reversed_bytes_in_range(first_selection.end..buffer.len());
6622 // let query_matches = query
6623 // .stream_find_iter(bytes_before_last_selection)
6624 // .map(|result| (last_selection.start, result))
6625 // .chain(
6626 // query
6627 // .stream_find_iter(bytes_after_first_selection)
6628 // .map(|result| (buffer.len(), result)),
6629 // );
6630 // for (end_offset, query_match) in query_matches {
6631 // let query_match = query_match.unwrap(); // can only fail due to I/O
6632 // let offset_range =
6633 // end_offset - query_match.end()..end_offset - query_match.start();
6634 // let display_range = offset_range.start.to_display_point(&display_map)
6635 // ..offset_range.end.to_display_point(&display_map);
6636
6637 // if !select_prev_state.wordwise
6638 // || (!movement::is_inside_word(&display_map, display_range.start)
6639 // && !movement::is_inside_word(&display_map, display_range.end))
6640 // {
6641 // next_selected_range = Some(offset_range);
6642 // break;
6643 // }
6644 // }
6645
6646 // if let Some(next_selected_range) = next_selected_range {
6647 // self.unfold_ranges([next_selected_range.clone()], false, true, cx);
6648 // self.change_selections(Some(Autoscroll::newest()), cx, |s| {
6649 // if action.replace_newest {
6650 // s.delete(s.newest_anchor().id);
6651 // }
6652 // s.insert_range(next_selected_range);
6653 // });
6654 // } else {
6655 // select_prev_state.done = true;
6656 // }
6657 // }
6658
6659 // self.select_prev_state = Some(select_prev_state);
6660 // } else if selections.len() == 1 {
6661 // let selection = selections.last_mut().unwrap();
6662 // if selection.start == selection.end {
6663 // let word_range = movement::surrounding_word(
6664 // &display_map,
6665 // selection.start.to_display_point(&display_map),
6666 // );
6667 // selection.start = word_range.start.to_offset(&display_map, Bias::Left);
6668 // selection.end = word_range.end.to_offset(&display_map, Bias::Left);
6669 // selection.goal = SelectionGoal::None;
6670 // selection.reversed = false;
6671
6672 // let query = buffer
6673 // .text_for_range(selection.start..selection.end)
6674 // .collect::<String>();
6675 // let query = query.chars().rev().collect::<String>();
6676 // let select_state = SelectNextState {
6677 // query: AhoCorasick::new(&[query])?,
6678 // wordwise: true,
6679 // done: false,
6680 // };
6681 // self.unfold_ranges([selection.start..selection.end], false, true, cx);
6682 // self.change_selections(Some(Autoscroll::newest()), cx, |s| {
6683 // s.select(selections);
6684 // });
6685 // self.select_prev_state = Some(select_state);
6686 // } else {
6687 // let query = buffer
6688 // .text_for_range(selection.start..selection.end)
6689 // .collect::<String>();
6690 // let query = query.chars().rev().collect::<String>();
6691 // self.select_prev_state = Some(SelectNextState {
6692 // query: AhoCorasick::new(&[query])?,
6693 // wordwise: false,
6694 // done: false,
6695 // });
6696 // self.select_previous(action, cx)?;
6697 // }
6698 // }
6699 // Ok(())
6700 // }
6701
6702 // pub fn toggle_comments(&mut self, action: &ToggleComments, cx: &mut ViewContext<Self>) {
6703 // let text_layout_details = &self.text_layout_details(cx);
6704 // self.transact(cx, |this, cx| {
6705 // let mut selections = this.selections.all::<Point>(cx);
6706 // let mut edits = Vec::new();
6707 // let mut selection_edit_ranges = Vec::new();
6708 // let mut last_toggled_row = None;
6709 // let snapshot = this.buffer.read(cx).read(cx);
6710 // let empty_str: Arc<str> = "".into();
6711 // let mut suffixes_inserted = Vec::new();
6712
6713 // fn comment_prefix_range(
6714 // snapshot: &MultiBufferSnapshot,
6715 // row: u32,
6716 // comment_prefix: &str,
6717 // comment_prefix_whitespace: &str,
6718 // ) -> Range<Point> {
6719 // let start = Point::new(row, snapshot.indent_size_for_line(row).len);
6720
6721 // let mut line_bytes = snapshot
6722 // .bytes_in_range(start..snapshot.max_point())
6723 // .flatten()
6724 // .copied();
6725
6726 // // If this line currently begins with the line comment prefix, then record
6727 // // the range containing the prefix.
6728 // if line_bytes
6729 // .by_ref()
6730 // .take(comment_prefix.len())
6731 // .eq(comment_prefix.bytes())
6732 // {
6733 // // Include any whitespace that matches the comment prefix.
6734 // let matching_whitespace_len = line_bytes
6735 // .zip(comment_prefix_whitespace.bytes())
6736 // .take_while(|(a, b)| a == b)
6737 // .count() as u32;
6738 // let end = Point::new(
6739 // start.row,
6740 // start.column + comment_prefix.len() as u32 + matching_whitespace_len,
6741 // );
6742 // start..end
6743 // } else {
6744 // start..start
6745 // }
6746 // }
6747
6748 // fn comment_suffix_range(
6749 // snapshot: &MultiBufferSnapshot,
6750 // row: u32,
6751 // comment_suffix: &str,
6752 // comment_suffix_has_leading_space: bool,
6753 // ) -> Range<Point> {
6754 // let end = Point::new(row, snapshot.line_len(row));
6755 // let suffix_start_column = end.column.saturating_sub(comment_suffix.len() as u32);
6756
6757 // let mut line_end_bytes = snapshot
6758 // .bytes_in_range(Point::new(end.row, suffix_start_column.saturating_sub(1))..end)
6759 // .flatten()
6760 // .copied();
6761
6762 // let leading_space_len = if suffix_start_column > 0
6763 // && line_end_bytes.next() == Some(b' ')
6764 // && comment_suffix_has_leading_space
6765 // {
6766 // 1
6767 // } else {
6768 // 0
6769 // };
6770
6771 // // If this line currently begins with the line comment prefix, then record
6772 // // the range containing the prefix.
6773 // if line_end_bytes.by_ref().eq(comment_suffix.bytes()) {
6774 // let start = Point::new(end.row, suffix_start_column - leading_space_len);
6775 // start..end
6776 // } else {
6777 // end..end
6778 // }
6779 // }
6780
6781 // // TODO: Handle selections that cross excerpts
6782 // for selection in &mut selections {
6783 // let start_column = snapshot.indent_size_for_line(selection.start.row).len;
6784 // let language = if let Some(language) =
6785 // snapshot.language_scope_at(Point::new(selection.start.row, start_column))
6786 // {
6787 // language
6788 // } else {
6789 // continue;
6790 // };
6791
6792 // selection_edit_ranges.clear();
6793
6794 // // If multiple selections contain a given row, avoid processing that
6795 // // row more than once.
6796 // let mut start_row = selection.start.row;
6797 // if last_toggled_row == Some(start_row) {
6798 // start_row += 1;
6799 // }
6800 // let end_row =
6801 // if selection.end.row > selection.start.row && selection.end.column == 0 {
6802 // selection.end.row - 1
6803 // } else {
6804 // selection.end.row
6805 // };
6806 // last_toggled_row = Some(end_row);
6807
6808 // if start_row > end_row {
6809 // continue;
6810 // }
6811
6812 // // If the language has line comments, toggle those.
6813 // if let Some(full_comment_prefix) = language.line_comment_prefix() {
6814 // // Split the comment prefix's trailing whitespace into a separate string,
6815 // // as that portion won't be used for detecting if a line is a comment.
6816 // let comment_prefix = full_comment_prefix.trim_end_matches(' ');
6817 // let comment_prefix_whitespace = &full_comment_prefix[comment_prefix.len()..];
6818 // let mut all_selection_lines_are_comments = true;
6819
6820 // for row in start_row..=end_row {
6821 // if snapshot.is_line_blank(row) && start_row < end_row {
6822 // continue;
6823 // }
6824
6825 // let prefix_range = comment_prefix_range(
6826 // snapshot.deref(),
6827 // row,
6828 // comment_prefix,
6829 // comment_prefix_whitespace,
6830 // );
6831 // if prefix_range.is_empty() {
6832 // all_selection_lines_are_comments = false;
6833 // }
6834 // selection_edit_ranges.push(prefix_range);
6835 // }
6836
6837 // if all_selection_lines_are_comments {
6838 // edits.extend(
6839 // selection_edit_ranges
6840 // .iter()
6841 // .cloned()
6842 // .map(|range| (range, empty_str.clone())),
6843 // );
6844 // } else {
6845 // let min_column = selection_edit_ranges
6846 // .iter()
6847 // .map(|r| r.start.column)
6848 // .min()
6849 // .unwrap_or(0);
6850 // edits.extend(selection_edit_ranges.iter().map(|range| {
6851 // let position = Point::new(range.start.row, min_column);
6852 // (position..position, full_comment_prefix.clone())
6853 // }));
6854 // }
6855 // } else if let Some((full_comment_prefix, comment_suffix)) =
6856 // language.block_comment_delimiters()
6857 // {
6858 // let comment_prefix = full_comment_prefix.trim_end_matches(' ');
6859 // let comment_prefix_whitespace = &full_comment_prefix[comment_prefix.len()..];
6860 // let prefix_range = comment_prefix_range(
6861 // snapshot.deref(),
6862 // start_row,
6863 // comment_prefix,
6864 // comment_prefix_whitespace,
6865 // );
6866 // let suffix_range = comment_suffix_range(
6867 // snapshot.deref(),
6868 // end_row,
6869 // comment_suffix.trim_start_matches(' '),
6870 // comment_suffix.starts_with(' '),
6871 // );
6872
6873 // if prefix_range.is_empty() || suffix_range.is_empty() {
6874 // edits.push((
6875 // prefix_range.start..prefix_range.start,
6876 // full_comment_prefix.clone(),
6877 // ));
6878 // edits.push((suffix_range.end..suffix_range.end, comment_suffix.clone()));
6879 // suffixes_inserted.push((end_row, comment_suffix.len()));
6880 // } else {
6881 // edits.push((prefix_range, empty_str.clone()));
6882 // edits.push((suffix_range, empty_str.clone()));
6883 // }
6884 // } else {
6885 // continue;
6886 // }
6887 // }
6888
6889 // drop(snapshot);
6890 // this.buffer.update(cx, |buffer, cx| {
6891 // buffer.edit(edits, None, cx);
6892 // });
6893
6894 // // Adjust selections so that they end before any comment suffixes that
6895 // // were inserted.
6896 // let mut suffixes_inserted = suffixes_inserted.into_iter().peekable();
6897 // let mut selections = this.selections.all::<Point>(cx);
6898 // let snapshot = this.buffer.read(cx).read(cx);
6899 // for selection in &mut selections {
6900 // while let Some((row, suffix_len)) = suffixes_inserted.peek().copied() {
6901 // match row.cmp(&selection.end.row) {
6902 // Ordering::Less => {
6903 // suffixes_inserted.next();
6904 // continue;
6905 // }
6906 // Ordering::Greater => break,
6907 // Ordering::Equal => {
6908 // if selection.end.column == snapshot.line_len(row) {
6909 // if selection.is_empty() {
6910 // selection.start.column -= suffix_len as u32;
6911 // }
6912 // selection.end.column -= suffix_len as u32;
6913 // }
6914 // break;
6915 // }
6916 // }
6917 // }
6918 // }
6919
6920 // drop(snapshot);
6921 // this.change_selections(Some(Autoscroll::fit()), cx, |s| s.select(selections));
6922
6923 // let selections = this.selections.all::<Point>(cx);
6924 // let selections_on_single_row = selections.windows(2).all(|selections| {
6925 // selections[0].start.row == selections[1].start.row
6926 // && selections[0].end.row == selections[1].end.row
6927 // && selections[0].start.row == selections[0].end.row
6928 // });
6929 // let selections_selecting = selections
6930 // .iter()
6931 // .any(|selection| selection.start != selection.end);
6932 // let advance_downwards = action.advance_downwards
6933 // && selections_on_single_row
6934 // && !selections_selecting
6935 // && this.mode != EditorMode::SingleLine;
6936
6937 // if advance_downwards {
6938 // let snapshot = this.buffer.read(cx).snapshot(cx);
6939
6940 // this.change_selections(Some(Autoscroll::fit()), cx, |s| {
6941 // s.move_cursors_with(|display_snapshot, display_point, _| {
6942 // let mut point = display_point.to_point(display_snapshot);
6943 // point.row += 1;
6944 // point = snapshot.clip_point(point, Bias::Left);
6945 // let display_point = point.to_display_point(display_snapshot);
6946 // let goal = SelectionGoal::HorizontalPosition(
6947 // display_snapshot.x_for_point(display_point, &text_layout_details),
6948 // );
6949 // (display_point, goal)
6950 // })
6951 // });
6952 // }
6953 // });
6954 // }
6955
6956 // pub fn select_larger_syntax_node(
6957 // &mut self,
6958 // _: &SelectLargerSyntaxNode,
6959 // cx: &mut ViewContext<Self>,
6960 // ) {
6961 // let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
6962 // let buffer = self.buffer.read(cx).snapshot(cx);
6963 // let old_selections = self.selections.all::<usize>(cx).into_boxed_slice();
6964
6965 // let mut stack = mem::take(&mut self.select_larger_syntax_node_stack);
6966 // let mut selected_larger_node = false;
6967 // let new_selections = old_selections
6968 // .iter()
6969 // .map(|selection| {
6970 // let old_range = selection.start..selection.end;
6971 // let mut new_range = old_range.clone();
6972 // while let Some(containing_range) =
6973 // buffer.range_for_syntax_ancestor(new_range.clone())
6974 // {
6975 // new_range = containing_range;
6976 // if !display_map.intersects_fold(new_range.start)
6977 // && !display_map.intersects_fold(new_range.end)
6978 // {
6979 // break;
6980 // }
6981 // }
6982
6983 // selected_larger_node |= new_range != old_range;
6984 // Selection {
6985 // id: selection.id,
6986 // start: new_range.start,
6987 // end: new_range.end,
6988 // goal: SelectionGoal::None,
6989 // reversed: selection.reversed,
6990 // }
6991 // })
6992 // .collect::<Vec<_>>();
6993
6994 // if selected_larger_node {
6995 // stack.push(old_selections);
6996 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
6997 // s.select(new_selections);
6998 // });
6999 // }
7000 // self.select_larger_syntax_node_stack = stack;
7001 // }
7002
7003 // pub fn select_smaller_syntax_node(
7004 // &mut self,
7005 // _: &SelectSmallerSyntaxNode,
7006 // cx: &mut ViewContext<Self>,
7007 // ) {
7008 // let mut stack = mem::take(&mut self.select_larger_syntax_node_stack);
7009 // if let Some(selections) = stack.pop() {
7010 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
7011 // s.select(selections.to_vec());
7012 // });
7013 // }
7014 // self.select_larger_syntax_node_stack = stack;
7015 // }
7016
7017 // pub fn move_to_enclosing_bracket(
7018 // &mut self,
7019 // _: &MoveToEnclosingBracket,
7020 // cx: &mut ViewContext<Self>,
7021 // ) {
7022 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
7023 // s.move_offsets_with(|snapshot, selection| {
7024 // let Some(enclosing_bracket_ranges) =
7025 // snapshot.enclosing_bracket_ranges(selection.start..selection.end)
7026 // else {
7027 // return;
7028 // };
7029
7030 // let mut best_length = usize::MAX;
7031 // let mut best_inside = false;
7032 // let mut best_in_bracket_range = false;
7033 // let mut best_destination = None;
7034 // for (open, close) in enclosing_bracket_ranges {
7035 // let close = close.to_inclusive();
7036 // let length = close.end() - open.start;
7037 // let inside = selection.start >= open.end && selection.end <= *close.start();
7038 // let in_bracket_range = open.to_inclusive().contains(&selection.head())
7039 // || close.contains(&selection.head());
7040
7041 // // If best is next to a bracket and current isn't, skip
7042 // if !in_bracket_range && best_in_bracket_range {
7043 // continue;
7044 // }
7045
7046 // // Prefer smaller lengths unless best is inside and current isn't
7047 // if length > best_length && (best_inside || !inside) {
7048 // continue;
7049 // }
7050
7051 // best_length = length;
7052 // best_inside = inside;
7053 // best_in_bracket_range = in_bracket_range;
7054 // best_destination = Some(
7055 // if close.contains(&selection.start) && close.contains(&selection.end) {
7056 // if inside {
7057 // open.end
7058 // } else {
7059 // open.start
7060 // }
7061 // } else {
7062 // if inside {
7063 // *close.start()
7064 // } else {
7065 // *close.end()
7066 // }
7067 // },
7068 // );
7069 // }
7070
7071 // if let Some(destination) = best_destination {
7072 // selection.collapse_to(destination, SelectionGoal::None);
7073 // }
7074 // })
7075 // });
7076 // }
7077
7078 // pub fn undo_selection(&mut self, _: &UndoSelection, cx: &mut ViewContext<Self>) {
7079 // self.end_selection(cx);
7080 // self.selection_history.mode = SelectionHistoryMode::Undoing;
7081 // if let Some(entry) = self.selection_history.undo_stack.pop_back() {
7082 // self.change_selections(None, cx, |s| s.select_anchors(entry.selections.to_vec()));
7083 // self.select_next_state = entry.select_next_state;
7084 // self.select_prev_state = entry.select_prev_state;
7085 // self.add_selections_state = entry.add_selections_state;
7086 // self.request_autoscroll(Autoscroll::newest(), cx);
7087 // }
7088 // self.selection_history.mode = SelectionHistoryMode::Normal;
7089 // }
7090
7091 // pub fn redo_selection(&mut self, _: &RedoSelection, cx: &mut ViewContext<Self>) {
7092 // self.end_selection(cx);
7093 // self.selection_history.mode = SelectionHistoryMode::Redoing;
7094 // if let Some(entry) = self.selection_history.redo_stack.pop_back() {
7095 // self.change_selections(None, cx, |s| s.select_anchors(entry.selections.to_vec()));
7096 // self.select_next_state = entry.select_next_state;
7097 // self.select_prev_state = entry.select_prev_state;
7098 // self.add_selections_state = entry.add_selections_state;
7099 // self.request_autoscroll(Autoscroll::newest(), cx);
7100 // }
7101 // self.selection_history.mode = SelectionHistoryMode::Normal;
7102 // }
7103
7104 // fn go_to_diagnostic(&mut self, _: &GoToDiagnostic, cx: &mut ViewContext<Self>) {
7105 // self.go_to_diagnostic_impl(Direction::Next, cx)
7106 // }
7107
7108 // fn go_to_prev_diagnostic(&mut self, _: &GoToPrevDiagnostic, cx: &mut ViewContext<Self>) {
7109 // self.go_to_diagnostic_impl(Direction::Prev, cx)
7110 // }
7111
7112 // pub fn go_to_diagnostic_impl(&mut self, direction: Direction, cx: &mut ViewContext<Self>) {
7113 // let buffer = self.buffer.read(cx).snapshot(cx);
7114 // let selection = self.selections.newest::<usize>(cx);
7115
7116 // // If there is an active Diagnostic Popover. Jump to it's diagnostic instead.
7117 // if direction == Direction::Next {
7118 // if let Some(popover) = self.hover_state.diagnostic_popover.as_ref() {
7119 // let (group_id, jump_to) = popover.activation_info();
7120 // if self.activate_diagnostics(group_id, cx) {
7121 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
7122 // let mut new_selection = s.newest_anchor().clone();
7123 // new_selection.collapse_to(jump_to, SelectionGoal::None);
7124 // s.select_anchors(vec![new_selection.clone()]);
7125 // });
7126 // }
7127 // return;
7128 // }
7129 // }
7130
7131 // let mut active_primary_range = self.active_diagnostics.as_ref().map(|active_diagnostics| {
7132 // active_diagnostics
7133 // .primary_range
7134 // .to_offset(&buffer)
7135 // .to_inclusive()
7136 // });
7137 // let mut search_start = if let Some(active_primary_range) = active_primary_range.as_ref() {
7138 // if active_primary_range.contains(&selection.head()) {
7139 // *active_primary_range.end()
7140 // } else {
7141 // selection.head()
7142 // }
7143 // } else {
7144 // selection.head()
7145 // };
7146
7147 // loop {
7148 // let mut diagnostics = if direction == Direction::Prev {
7149 // buffer.diagnostics_in_range::<_, usize>(0..search_start, true)
7150 // } else {
7151 // buffer.diagnostics_in_range::<_, usize>(search_start..buffer.len(), false)
7152 // };
7153 // let group = diagnostics.find_map(|entry| {
7154 // if entry.diagnostic.is_primary
7155 // && entry.diagnostic.severity <= DiagnosticSeverity::WARNING
7156 // && !entry.range.is_empty()
7157 // && Some(entry.range.end) != active_primary_range.as_ref().map(|r| *r.end())
7158 // && !entry.range.contains(&search_start)
7159 // {
7160 // Some((entry.range, entry.diagnostic.group_id))
7161 // } else {
7162 // None
7163 // }
7164 // });
7165
7166 // if let Some((primary_range, group_id)) = group {
7167 // if self.activate_diagnostics(group_id, cx) {
7168 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
7169 // s.select(vec![Selection {
7170 // id: selection.id,
7171 // start: primary_range.start,
7172 // end: primary_range.start,
7173 // reversed: false,
7174 // goal: SelectionGoal::None,
7175 // }]);
7176 // });
7177 // }
7178 // break;
7179 // } else {
7180 // // Cycle around to the start of the buffer, potentially moving back to the start of
7181 // // the currently active diagnostic.
7182 // active_primary_range.take();
7183 // if direction == Direction::Prev {
7184 // if search_start == buffer.len() {
7185 // break;
7186 // } else {
7187 // search_start = buffer.len();
7188 // }
7189 // } else if search_start == 0 {
7190 // break;
7191 // } else {
7192 // search_start = 0;
7193 // }
7194 // }
7195 // }
7196 // }
7197
7198 // fn go_to_hunk(&mut self, _: &GoToHunk, cx: &mut ViewContext<Self>) {
7199 // let snapshot = self
7200 // .display_map
7201 // .update(cx, |display_map, cx| display_map.snapshot(cx));
7202 // let selection = self.selections.newest::<Point>(cx);
7203
7204 // if !self.seek_in_direction(
7205 // &snapshot,
7206 // selection.head(),
7207 // false,
7208 // snapshot
7209 // .buffer_snapshot
7210 // .git_diff_hunks_in_range((selection.head().row + 1)..u32::MAX),
7211 // cx,
7212 // ) {
7213 // let wrapped_point = Point::zero();
7214 // self.seek_in_direction(
7215 // &snapshot,
7216 // wrapped_point,
7217 // true,
7218 // snapshot
7219 // .buffer_snapshot
7220 // .git_diff_hunks_in_range((wrapped_point.row + 1)..u32::MAX),
7221 // cx,
7222 // );
7223 // }
7224 // }
7225
7226 // fn go_to_prev_hunk(&mut self, _: &GoToPrevHunk, cx: &mut ViewContext<Self>) {
7227 // let snapshot = self
7228 // .display_map
7229 // .update(cx, |display_map, cx| display_map.snapshot(cx));
7230 // let selection = self.selections.newest::<Point>(cx);
7231
7232 // if !self.seek_in_direction(
7233 // &snapshot,
7234 // selection.head(),
7235 // false,
7236 // snapshot
7237 // .buffer_snapshot
7238 // .git_diff_hunks_in_range_rev(0..selection.head().row),
7239 // cx,
7240 // ) {
7241 // let wrapped_point = snapshot.buffer_snapshot.max_point();
7242 // self.seek_in_direction(
7243 // &snapshot,
7244 // wrapped_point,
7245 // true,
7246 // snapshot
7247 // .buffer_snapshot
7248 // .git_diff_hunks_in_range_rev(0..wrapped_point.row),
7249 // cx,
7250 // );
7251 // }
7252 // }
7253
7254 // fn seek_in_direction(
7255 // &mut self,
7256 // snapshot: &DisplaySnapshot,
7257 // initial_point: Point,
7258 // is_wrapped: bool,
7259 // hunks: impl Iterator<Item = DiffHunk<u32>>,
7260 // cx: &mut ViewContext<Editor>,
7261 // ) -> bool {
7262 // let display_point = initial_point.to_display_point(snapshot);
7263 // let mut hunks = hunks
7264 // .map(|hunk| diff_hunk_to_display(hunk, &snapshot))
7265 // .filter(|hunk| {
7266 // if is_wrapped {
7267 // true
7268 // } else {
7269 // !hunk.contains_display_row(display_point.row())
7270 // }
7271 // })
7272 // .dedup();
7273
7274 // if let Some(hunk) = hunks.next() {
7275 // self.change_selections(Some(Autoscroll::fit()), cx, |s| {
7276 // let row = hunk.start_display_row();
7277 // let point = DisplayPoint::new(row, 0);
7278 // s.select_display_ranges([point..point]);
7279 // });
7280
7281 // true
7282 // } else {
7283 // false
7284 // }
7285 // }
7286
7287 // pub fn go_to_definition(&mut self, _: &GoToDefinition, cx: &mut ViewContext<Self>) {
7288 // self.go_to_definition_of_kind(GotoDefinitionKind::Symbol, false, cx);
7289 // }
7290
7291 // pub fn go_to_type_definition(&mut self, _: &GoToTypeDefinition, cx: &mut ViewContext<Self>) {
7292 // self.go_to_definition_of_kind(GotoDefinitionKind::Type, false, cx);
7293 // }
7294
7295 // pub fn go_to_definition_split(&mut self, _: &GoToDefinitionSplit, cx: &mut ViewContext<Self>) {
7296 // self.go_to_definition_of_kind(GotoDefinitionKind::Symbol, true, cx);
7297 // }
7298
7299 // pub fn go_to_type_definition_split(
7300 // &mut self,
7301 // _: &GoToTypeDefinitionSplit,
7302 // cx: &mut ViewContext<Self>,
7303 // ) {
7304 // self.go_to_definition_of_kind(GotoDefinitionKind::Type, true, cx);
7305 // }
7306
7307 // fn go_to_definition_of_kind(
7308 // &mut self,
7309 // kind: GotoDefinitionKind,
7310 // split: bool,
7311 // cx: &mut ViewContext<Self>,
7312 // ) {
7313 // let Some(workspace) = self.workspace(cx) else {
7314 // return;
7315 // };
7316 // let buffer = self.buffer.read(cx);
7317 // let head = self.selections.newest::<usize>(cx).head();
7318 // let (buffer, head) = if let Some(text_anchor) = buffer.text_anchor_for_position(head, cx) {
7319 // text_anchor
7320 // } else {
7321 // return;
7322 // };
7323
7324 // let project = workspace.read(cx).project().clone();
7325 // let definitions = project.update(cx, |project, cx| match kind {
7326 // GotoDefinitionKind::Symbol => project.definition(&buffer, head, cx),
7327 // GotoDefinitionKind::Type => project.type_definition(&buffer, head, cx),
7328 // });
7329
7330 // cx.spawn_labeled("Fetching Definition...", |editor, mut cx| async move {
7331 // let definitions = definitions.await?;
7332 // editor.update(&mut cx, |editor, cx| {
7333 // editor.navigate_to_definitions(
7334 // definitions
7335 // .into_iter()
7336 // .map(GoToDefinitionLink::Text)
7337 // .collect(),
7338 // split,
7339 // cx,
7340 // );
7341 // })?;
7342 // Ok::<(), anyhow::Error>(())
7343 // })
7344 // .detach_and_log_err(cx);
7345 // }
7346
7347 // pub fn navigate_to_definitions(
7348 // &mut self,
7349 // mut definitions: Vec<GoToDefinitionLink>,
7350 // split: bool,
7351 // cx: &mut ViewContext<Editor>,
7352 // ) {
7353 // let Some(workspace) = self.workspace(cx) else {
7354 // return;
7355 // };
7356 // let pane = workspace.read(cx).active_pane().clone();
7357 // // If there is one definition, just open it directly
7358 // if definitions.len() == 1 {
7359 // let definition = definitions.pop().unwrap();
7360 // let target_task = match definition {
7361 // GoToDefinitionLink::Text(link) => Task::Ready(Some(Ok(Some(link.target)))),
7362 // GoToDefinitionLink::InlayHint(lsp_location, server_id) => {
7363 // self.compute_target_location(lsp_location, server_id, cx)
7364 // }
7365 // };
7366 // cx.spawn(|editor, mut cx| async move {
7367 // let target = target_task.await.context("target resolution task")?;
7368 // if let Some(target) = target {
7369 // editor.update(&mut cx, |editor, cx| {
7370 // let range = target.range.to_offset(target.buffer.read(cx));
7371 // let range = editor.range_for_match(&range);
7372 // if Some(&target.buffer) == editor.buffer.read(cx).as_singleton().as_ref() {
7373 // editor.change_selections(Some(Autoscroll::fit()), cx, |s| {
7374 // s.select_ranges([range]);
7375 // });
7376 // } else {
7377 // cx.window_context().defer(move |cx| {
7378 // let target_editor: ViewHandle<Self> =
7379 // workspace.update(cx, |workspace, cx| {
7380 // if split {
7381 // workspace.split_project_item(target.buffer.clone(), cx)
7382 // } else {
7383 // workspace.open_project_item(target.buffer.clone(), cx)
7384 // }
7385 // });
7386 // target_editor.update(cx, |target_editor, cx| {
7387 // // When selecting a definition in a different buffer, disable the nav history
7388 // // to avoid creating a history entry at the previous cursor location.
7389 // pane.update(cx, |pane, _| pane.disable_history());
7390 // target_editor.change_selections(
7391 // Some(Autoscroll::fit()),
7392 // cx,
7393 // |s| {
7394 // s.select_ranges([range]);
7395 // },
7396 // );
7397 // pane.update(cx, |pane, _| pane.enable_history());
7398 // });
7399 // });
7400 // }
7401 // })
7402 // } else {
7403 // Ok(())
7404 // }
7405 // })
7406 // .detach_and_log_err(cx);
7407 // } else if !definitions.is_empty() {
7408 // let replica_id = self.replica_id(cx);
7409 // cx.spawn(|editor, mut cx| async move {
7410 // let (title, location_tasks) = editor
7411 // .update(&mut cx, |editor, cx| {
7412 // let title = definitions
7413 // .iter()
7414 // .find_map(|definition| match definition {
7415 // GoToDefinitionLink::Text(link) => {
7416 // link.origin.as_ref().map(|origin| {
7417 // let buffer = origin.buffer.read(cx);
7418 // format!(
7419 // "Definitions for {}",
7420 // buffer
7421 // .text_for_range(origin.range.clone())
7422 // .collect::<String>()
7423 // )
7424 // })
7425 // }
7426 // GoToDefinitionLink::InlayHint(_, _) => None,
7427 // })
7428 // .unwrap_or("Definitions".to_string());
7429 // let location_tasks = definitions
7430 // .into_iter()
7431 // .map(|definition| match definition {
7432 // GoToDefinitionLink::Text(link) => {
7433 // Task::Ready(Some(Ok(Some(link.target))))
7434 // }
7435 // GoToDefinitionLink::InlayHint(lsp_location, server_id) => {
7436 // editor.compute_target_location(lsp_location, server_id, cx)
7437 // }
7438 // })
7439 // .collect::<Vec<_>>();
7440 // (title, location_tasks)
7441 // })
7442 // .context("location tasks preparation")?;
7443
7444 // let locations = futures::future::join_all(location_tasks)
7445 // .await
7446 // .into_iter()
7447 // .filter_map(|location| location.transpose())
7448 // .collect::<Result<_>>()
7449 // .context("location tasks")?;
7450 // workspace.update(&mut cx, |workspace, cx| {
7451 // Self::open_locations_in_multibuffer(
7452 // workspace, locations, replica_id, title, split, cx,
7453 // )
7454 // });
7455
7456 // anyhow::Ok(())
7457 // })
7458 // .detach_and_log_err(cx);
7459 // }
7460 // }
7461
7462 // fn compute_target_location(
7463 // &self,
7464 // lsp_location: lsp::Location,
7465 // server_id: LanguageServerId,
7466 // cx: &mut ViewContext<Editor>,
7467 // ) -> Task<anyhow::Result<Option<Location>>> {
7468 // let Some(project) = self.project.clone() else {
7469 // return Task::Ready(Some(Ok(None)));
7470 // };
7471
7472 // cx.spawn(move |editor, mut cx| async move {
7473 // let location_task = editor.update(&mut cx, |editor, cx| {
7474 // project.update(cx, |project, cx| {
7475 // let language_server_name =
7476 // editor.buffer.read(cx).as_singleton().and_then(|buffer| {
7477 // project
7478 // .language_server_for_buffer(buffer.read(cx), server_id, cx)
7479 // .map(|(_, lsp_adapter)| {
7480 // LanguageServerName(Arc::from(lsp_adapter.name()))
7481 // })
7482 // });
7483 // language_server_name.map(|language_server_name| {
7484 // project.open_local_buffer_via_lsp(
7485 // lsp_location.uri.clone(),
7486 // server_id,
7487 // language_server_name,
7488 // cx,
7489 // )
7490 // })
7491 // })
7492 // })?;
7493 // let location = match location_task {
7494 // Some(task) => Some({
7495 // let target_buffer_handle = task.await.context("open local buffer")?;
7496 // let range = {
7497 // target_buffer_handle.update(&mut cx, |target_buffer, _| {
7498 // let target_start = target_buffer.clip_point_utf16(
7499 // point_from_lsp(lsp_location.range.start),
7500 // Bias::Left,
7501 // );
7502 // let target_end = target_buffer.clip_point_utf16(
7503 // point_from_lsp(lsp_location.range.end),
7504 // Bias::Left,
7505 // );
7506 // target_buffer.anchor_after(target_start)
7507 // ..target_buffer.anchor_before(target_end)
7508 // })
7509 // };
7510 // Location {
7511 // buffer: target_buffer_handle,
7512 // range,
7513 // }
7514 // }),
7515 // None => None,
7516 // };
7517 // Ok(location)
7518 // })
7519 // }
7520
7521 // pub fn find_all_references(
7522 // workspace: &mut Workspace,
7523 // _: &FindAllReferences,
7524 // cx: &mut ViewContext<Workspace>,
7525 // ) -> Option<Task<Result<()>>> {
7526 // let active_item = workspace.active_item(cx)?;
7527 // let editor_handle = active_item.act_as::<Self>(cx)?;
7528
7529 // let editor = editor_handle.read(cx);
7530 // let buffer = editor.buffer.read(cx);
7531 // let head = editor.selections.newest::<usize>(cx).head();
7532 // let (buffer, head) = buffer.text_anchor_for_position(head, cx)?;
7533 // let replica_id = editor.replica_id(cx);
7534
7535 // let project = workspace.project().clone();
7536 // let references = project.update(cx, |project, cx| project.references(&buffer, head, cx));
7537 // Some(cx.spawn_labeled(
7538 // "Finding All References...",
7539 // |workspace, mut cx| async move {
7540 // let locations = references.await?;
7541 // if locations.is_empty() {
7542 // return Ok(());
7543 // }
7544
7545 // workspace.update(&mut cx, |workspace, cx| {
7546 // let title = locations
7547 // .first()
7548 // .as_ref()
7549 // .map(|location| {
7550 // let buffer = location.buffer.read(cx);
7551 // format!(
7552 // "References to `{}`",
7553 // buffer
7554 // .text_for_range(location.range.clone())
7555 // .collect::<String>()
7556 // )
7557 // })
7558 // .unwrap();
7559 // Self::open_locations_in_multibuffer(
7560 // workspace, locations, replica_id, title, false, cx,
7561 // );
7562 // })?;
7563
7564 // Ok(())
7565 // },
7566 // ))
7567 // }
7568
7569 // /// Opens a multibuffer with the given project locations in it
7570 // pub fn open_locations_in_multibuffer(
7571 // workspace: &mut Workspace,
7572 // mut locations: Vec<Location>,
7573 // replica_id: ReplicaId,
7574 // title: String,
7575 // split: bool,
7576 // cx: &mut ViewContext<Workspace>,
7577 // ) {
7578 // // If there are multiple definitions, open them in a multibuffer
7579 // locations.sort_by_key(|location| location.buffer.read(cx).remote_id());
7580 // let mut locations = locations.into_iter().peekable();
7581 // let mut ranges_to_highlight = Vec::new();
7582
7583 // let excerpt_buffer = cx.add_model(|cx| {
7584 // let mut multibuffer = MultiBuffer::new(replica_id);
7585 // while let Some(location) = locations.next() {
7586 // let buffer = location.buffer.read(cx);
7587 // let mut ranges_for_buffer = Vec::new();
7588 // let range = location.range.to_offset(buffer);
7589 // ranges_for_buffer.push(range.clone());
7590
7591 // while let Some(next_location) = locations.peek() {
7592 // if next_location.buffer == location.buffer {
7593 // ranges_for_buffer.push(next_location.range.to_offset(buffer));
7594 // locations.next();
7595 // } else {
7596 // break;
7597 // }
7598 // }
7599
7600 // ranges_for_buffer.sort_by_key(|range| (range.start, Reverse(range.end)));
7601 // ranges_to_highlight.extend(multibuffer.push_excerpts_with_context_lines(
7602 // location.buffer.clone(),
7603 // ranges_for_buffer,
7604 // 1,
7605 // cx,
7606 // ))
7607 // }
7608
7609 // multibuffer.with_title(title)
7610 // });
7611
7612 // let editor = cx.add_view(|cx| {
7613 // Editor::for_multibuffer(excerpt_buffer, Some(workspace.project().clone()), cx)
7614 // });
7615 // editor.update(cx, |editor, cx| {
7616 // editor.highlight_background::<Self>(
7617 // ranges_to_highlight,
7618 // |theme| theme.editor.highlighted_line_background,
7619 // cx,
7620 // );
7621 // });
7622 // if split {
7623 // workspace.split_item(SplitDirection::Right, Box::new(editor), cx);
7624 // } else {
7625 // workspace.add_item(Box::new(editor), cx);
7626 // }
7627 // }
7628
7629 // pub fn rename(&mut self, _: &Rename, cx: &mut ViewContext<Self>) -> Option<Task<Result<()>>> {
7630 // use language::ToOffset as _;
7631
7632 // let project = self.project.clone()?;
7633 // let selection = self.selections.newest_anchor().clone();
7634 // let (cursor_buffer, cursor_buffer_position) = self
7635 // .buffer
7636 // .read(cx)
7637 // .text_anchor_for_position(selection.head(), cx)?;
7638 // let (tail_buffer, _) = self
7639 // .buffer
7640 // .read(cx)
7641 // .text_anchor_for_position(selection.tail(), cx)?;
7642 // if tail_buffer != cursor_buffer {
7643 // return None;
7644 // }
7645
7646 // let snapshot = cursor_buffer.read(cx).snapshot();
7647 // let cursor_buffer_offset = cursor_buffer_position.to_offset(&snapshot);
7648 // let prepare_rename = project.update(cx, |project, cx| {
7649 // project.prepare_rename(cursor_buffer, cursor_buffer_offset, cx)
7650 // });
7651
7652 // Some(cx.spawn(|this, mut cx| async move {
7653 // let rename_range = if let Some(range) = prepare_rename.await? {
7654 // Some(range)
7655 // } else {
7656 // this.update(&mut cx, |this, cx| {
7657 // let buffer = this.buffer.read(cx).snapshot(cx);
7658 // let mut buffer_highlights = this
7659 // .document_highlights_for_position(selection.head(), &buffer)
7660 // .filter(|highlight| {
7661 // highlight.start.excerpt_id == selection.head().excerpt_id
7662 // && highlight.end.excerpt_id == selection.head().excerpt_id
7663 // });
7664 // buffer_highlights
7665 // .next()
7666 // .map(|highlight| highlight.start.text_anchor..highlight.end.text_anchor)
7667 // })?
7668 // };
7669 // if let Some(rename_range) = rename_range {
7670 // let rename_buffer_range = rename_range.to_offset(&snapshot);
7671 // let cursor_offset_in_rename_range =
7672 // cursor_buffer_offset.saturating_sub(rename_buffer_range.start);
7673
7674 // this.update(&mut cx, |this, cx| {
7675 // this.take_rename(false, cx);
7676 // let style = this.style(cx);
7677 // let buffer = this.buffer.read(cx).read(cx);
7678 // let cursor_offset = selection.head().to_offset(&buffer);
7679 // let rename_start = cursor_offset.saturating_sub(cursor_offset_in_rename_range);
7680 // let rename_end = rename_start + rename_buffer_range.len();
7681 // let range = buffer.anchor_before(rename_start)..buffer.anchor_after(rename_end);
7682 // let mut old_highlight_id = None;
7683 // let old_name: Arc<str> = buffer
7684 // .chunks(rename_start..rename_end, true)
7685 // .map(|chunk| {
7686 // if old_highlight_id.is_none() {
7687 // old_highlight_id = chunk.syntax_highlight_id;
7688 // }
7689 // chunk.text
7690 // })
7691 // .collect::<String>()
7692 // .into();
7693
7694 // drop(buffer);
7695
7696 // // Position the selection in the rename editor so that it matches the current selection.
7697 // this.show_local_selections = false;
7698 // let rename_editor = cx.add_view(|cx| {
7699 // let mut editor = Editor::single_line(None, cx);
7700 // if let Some(old_highlight_id) = old_highlight_id {
7701 // editor.override_text_style =
7702 // Some(Box::new(move |style| old_highlight_id.style(&style.syntax)));
7703 // }
7704 // editor.buffer.update(cx, |buffer, cx| {
7705 // buffer.edit([(0..0, old_name.clone())], None, cx)
7706 // });
7707 // editor.select_all(&SelectAll, cx);
7708 // editor
7709 // });
7710
7711 // let ranges = this
7712 // .clear_background_highlights::<DocumentHighlightWrite>(cx)
7713 // .into_iter()
7714 // .flat_map(|(_, ranges)| ranges.into_iter())
7715 // .chain(
7716 // this.clear_background_highlights::<DocumentHighlightRead>(cx)
7717 // .into_iter()
7718 // .flat_map(|(_, ranges)| ranges.into_iter()),
7719 // )
7720 // .collect();
7721
7722 // this.highlight_text::<Rename>(
7723 // ranges,
7724 // HighlightStyle {
7725 // fade_out: Some(style.rename_fade),
7726 // ..Default::default()
7727 // },
7728 // cx,
7729 // );
7730 // cx.focus(&rename_editor);
7731 // let block_id = this.insert_blocks(
7732 // [BlockProperties {
7733 // style: BlockStyle::Flex,
7734 // position: range.start.clone(),
7735 // height: 1,
7736 // render: Arc::new({
7737 // let editor = rename_editor.clone();
7738 // move |cx: &mut BlockContext| {
7739 // ChildView::new(&editor, cx)
7740 // .contained()
7741 // .with_padding_left(cx.anchor_x)
7742 // .into_any()
7743 // }
7744 // }),
7745 // disposition: BlockDisposition::Below,
7746 // }],
7747 // Some(Autoscroll::fit()),
7748 // cx,
7749 // )[0];
7750 // this.pending_rename = Some(RenameState {
7751 // range,
7752 // old_name,
7753 // editor: rename_editor,
7754 // block_id,
7755 // });
7756 // })?;
7757 // }
7758
7759 // Ok(())
7760 // }))
7761 // }
7762
7763 // pub fn confirm_rename(
7764 // workspace: &mut Workspace,
7765 // _: &ConfirmRename,
7766 // cx: &mut ViewContext<Workspace>,
7767 // ) -> Option<Task<Result<()>>> {
7768 // let editor = workspace.active_item(cx)?.act_as::<Editor>(cx)?;
7769
7770 // let (buffer, range, old_name, new_name) = editor.update(cx, |editor, cx| {
7771 // let rename = editor.take_rename(false, cx)?;
7772 // let buffer = editor.buffer.read(cx);
7773 // let (start_buffer, start) =
7774 // buffer.text_anchor_for_position(rename.range.start.clone(), cx)?;
7775 // let (end_buffer, end) =
7776 // buffer.text_anchor_for_position(rename.range.end.clone(), cx)?;
7777 // if start_buffer == end_buffer {
7778 // let new_name = rename.editor.read(cx).text(cx);
7779 // Some((start_buffer, start..end, rename.old_name, new_name))
7780 // } else {
7781 // None
7782 // }
7783 // })?;
7784
7785 // let rename = workspace.project().clone().update(cx, |project, cx| {
7786 // project.perform_rename(buffer.clone(), range.start, new_name.clone(), true, cx)
7787 // });
7788
7789 // let editor = editor.downgrade();
7790 // Some(cx.spawn(|workspace, mut cx| async move {
7791 // let project_transaction = rename.await?;
7792 // Self::open_project_transaction(
7793 // &editor,
7794 // workspace,
7795 // project_transaction,
7796 // format!("Rename: {} → {}", old_name, new_name),
7797 // cx.clone(),
7798 // )
7799 // .await?;
7800
7801 // editor.update(&mut cx, |editor, cx| {
7802 // editor.refresh_document_highlights(cx);
7803 // })?;
7804 // Ok(())
7805 // }))
7806 // }
7807
7808 // fn take_rename(
7809 // &mut self,
7810 // moving_cursor: bool,
7811 // cx: &mut ViewContext<Self>,
7812 // ) -> Option<RenameState> {
7813 // let rename = self.pending_rename.take()?;
7814 // self.remove_blocks(
7815 // [rename.block_id].into_iter().collect(),
7816 // Some(Autoscroll::fit()),
7817 // cx,
7818 // );
7819 // self.clear_highlights::<Rename>(cx);
7820 // self.show_local_selections = true;
7821
7822 // if moving_cursor {
7823 // let rename_editor = rename.editor.read(cx);
7824 // let cursor_in_rename_editor = rename_editor.selections.newest::<usize>(cx).head();
7825
7826 // // Update the selection to match the position of the selection inside
7827 // // the rename editor.
7828 // let snapshot = self.buffer.read(cx).read(cx);
7829 // let rename_range = rename.range.to_offset(&snapshot);
7830 // let cursor_in_editor = snapshot
7831 // .clip_offset(rename_range.start + cursor_in_rename_editor, Bias::Left)
7832 // .min(rename_range.end);
7833 // drop(snapshot);
7834
7835 // self.change_selections(None, cx, |s| {
7836 // s.select_ranges(vec![cursor_in_editor..cursor_in_editor])
7837 // });
7838 // } else {
7839 // self.refresh_document_highlights(cx);
7840 // }
7841
7842 // Some(rename)
7843 // }
7844
7845 // #[cfg(any(test, feature = "test-support"))]
7846 // pub fn pending_rename(&self) -> Option<&RenameState> {
7847 // self.pending_rename.as_ref()
7848 // }
7849
7850 // fn format(&mut self, _: &Format, cx: &mut ViewContext<Self>) -> Option<Task<Result<()>>> {
7851 // let project = match &self.project {
7852 // Some(project) => project.clone(),
7853 // None => return None,
7854 // };
7855
7856 // Some(self.perform_format(project, FormatTrigger::Manual, cx))
7857 // }
7858
7859 // fn perform_format(
7860 // &mut self,
7861 // project: Model<Project>,
7862 // trigger: FormatTrigger,
7863 // cx: &mut ViewContext<Self>,
7864 // ) -> Task<Result<()>> {
7865 // let buffer = self.buffer().clone();
7866 // let buffers = buffer.read(cx).all_buffers();
7867
7868 // let mut timeout = cx.background().timer(FORMAT_TIMEOUT).fuse();
7869 // let format = project.update(cx, |project, cx| project.format(buffers, true, trigger, cx));
7870
7871 // cx.spawn(|_, mut cx| async move {
7872 // let transaction = futures::select_biased! {
7873 // _ = timeout => {
7874 // log::warn!("timed out waiting for formatting");
7875 // None
7876 // }
7877 // transaction = format.log_err().fuse() => transaction,
7878 // };
7879
7880 // buffer.update(&mut cx, |buffer, cx| {
7881 // if let Some(transaction) = transaction {
7882 // if !buffer.is_singleton() {
7883 // buffer.push_transaction(&transaction.0, cx);
7884 // }
7885 // }
7886
7887 // cx.notify();
7888 // });
7889
7890 // Ok(())
7891 // })
7892 // }
7893
7894 // fn restart_language_server(&mut self, _: &RestartLanguageServer, cx: &mut ViewContext<Self>) {
7895 // if let Some(project) = self.project.clone() {
7896 // self.buffer.update(cx, |multi_buffer, cx| {
7897 // project.update(cx, |project, cx| {
7898 // project.restart_language_servers_for_buffers(multi_buffer.all_buffers(), cx);
7899 // });
7900 // })
7901 // }
7902 // }
7903
7904 // fn show_character_palette(&mut self, _: &ShowCharacterPalette, cx: &mut ViewContext<Self>) {
7905 // cx.show_character_palette();
7906 // }
7907
7908 // fn refresh_active_diagnostics(&mut self, cx: &mut ViewContext<Editor>) {
7909 // if let Some(active_diagnostics) = self.active_diagnostics.as_mut() {
7910 // let buffer = self.buffer.read(cx).snapshot(cx);
7911 // let primary_range_start = active_diagnostics.primary_range.start.to_offset(&buffer);
7912 // let is_valid = buffer
7913 // .diagnostics_in_range::<_, usize>(active_diagnostics.primary_range.clone(), false)
7914 // .any(|entry| {
7915 // entry.diagnostic.is_primary
7916 // && !entry.range.is_empty()
7917 // && entry.range.start == primary_range_start
7918 // && entry.diagnostic.message == active_diagnostics.primary_message
7919 // });
7920
7921 // if is_valid != active_diagnostics.is_valid {
7922 // active_diagnostics.is_valid = is_valid;
7923 // let mut new_styles = HashMap::default();
7924 // for (block_id, diagnostic) in &active_diagnostics.blocks {
7925 // new_styles.insert(
7926 // *block_id,
7927 // diagnostic_block_renderer(diagnostic.clone(), is_valid),
7928 // );
7929 // }
7930 // self.display_map
7931 // .update(cx, |display_map, _| display_map.replace_blocks(new_styles));
7932 // }
7933 // }
7934 // }
7935
7936 // fn activate_diagnostics(&mut self, group_id: usize, cx: &mut ViewContext<Self>) -> bool {
7937 // self.dismiss_diagnostics(cx);
7938 // self.active_diagnostics = self.display_map.update(cx, |display_map, cx| {
7939 // let buffer = self.buffer.read(cx).snapshot(cx);
7940
7941 // let mut primary_range = None;
7942 // let mut primary_message = None;
7943 // let mut group_end = Point::zero();
7944 // let diagnostic_group = buffer
7945 // .diagnostic_group::<Point>(group_id)
7946 // .map(|entry| {
7947 // if entry.range.end > group_end {
7948 // group_end = entry.range.end;
7949 // }
7950 // if entry.diagnostic.is_primary {
7951 // primary_range = Some(entry.range.clone());
7952 // primary_message = Some(entry.diagnostic.message.clone());
7953 // }
7954 // entry
7955 // })
7956 // .collect::<Vec<_>>();
7957 // let primary_range = primary_range?;
7958 // let primary_message = primary_message?;
7959 // let primary_range =
7960 // buffer.anchor_after(primary_range.start)..buffer.anchor_before(primary_range.end);
7961
7962 // let blocks = display_map
7963 // .insert_blocks(
7964 // diagnostic_group.iter().map(|entry| {
7965 // let diagnostic = entry.diagnostic.clone();
7966 // let message_height = diagnostic.message.lines().count() as u8;
7967 // BlockProperties {
7968 // style: BlockStyle::Fixed,
7969 // position: buffer.anchor_after(entry.range.start),
7970 // height: message_height,
7971 // render: diagnostic_block_renderer(diagnostic, true),
7972 // disposition: BlockDisposition::Below,
7973 // }
7974 // }),
7975 // cx,
7976 // )
7977 // .into_iter()
7978 // .zip(diagnostic_group.into_iter().map(|entry| entry.diagnostic))
7979 // .collect();
7980
7981 // Some(ActiveDiagnosticGroup {
7982 // primary_range,
7983 // primary_message,
7984 // blocks,
7985 // is_valid: true,
7986 // })
7987 // });
7988 // self.active_diagnostics.is_some()
7989 // }
7990
7991 // fn dismiss_diagnostics(&mut self, cx: &mut ViewContext<Self>) {
7992 // if let Some(active_diagnostic_group) = self.active_diagnostics.take() {
7993 // self.display_map.update(cx, |display_map, cx| {
7994 // display_map.remove_blocks(active_diagnostic_group.blocks.into_keys().collect(), cx);
7995 // });
7996 // cx.notify();
7997 // }
7998 // }
7999
8000 // pub fn set_selections_from_remote(
8001 // &mut self,
8002 // selections: Vec<Selection<Anchor>>,
8003 // pending_selection: Option<Selection<Anchor>>,
8004 // cx: &mut ViewContext<Self>,
8005 // ) {
8006 // let old_cursor_position = self.selections.newest_anchor().head();
8007 // self.selections.change_with(cx, |s| {
8008 // s.select_anchors(selections);
8009 // if let Some(pending_selection) = pending_selection {
8010 // s.set_pending(pending_selection, SelectMode::Character);
8011 // } else {
8012 // s.clear_pending();
8013 // }
8014 // });
8015 // self.selections_did_change(false, &old_cursor_position, cx);
8016 // }
8017
8018 // fn push_to_selection_history(&mut self) {
8019 // self.selection_history.push(SelectionHistoryEntry {
8020 // selections: self.selections.disjoint_anchors(),
8021 // select_next_state: self.select_next_state.clone(),
8022 // select_prev_state: self.select_prev_state.clone(),
8023 // add_selections_state: self.add_selections_state.clone(),
8024 // });
8025 // }
8026
8027 // pub fn transact(
8028 // &mut self,
8029 // cx: &mut ViewContext<Self>,
8030 // update: impl FnOnce(&mut Self, &mut ViewContext<Self>),
8031 // ) -> Option<TransactionId> {
8032 // self.start_transaction_at(Instant::now(), cx);
8033 // update(self, cx);
8034 // self.end_transaction_at(Instant::now(), cx)
8035 // }
8036
8037 // fn start_transaction_at(&mut self, now: Instant, cx: &mut ViewContext<Self>) {
8038 // self.end_selection(cx);
8039 // if let Some(tx_id) = self
8040 // .buffer
8041 // .update(cx, |buffer, cx| buffer.start_transaction_at(now, cx))
8042 // {
8043 // self.selection_history
8044 // .insert_transaction(tx_id, self.selections.disjoint_anchors());
8045 // }
8046 // }
8047
8048 // fn end_transaction_at(
8049 // &mut self,
8050 // now: Instant,
8051 // cx: &mut ViewContext<Self>,
8052 // ) -> Option<TransactionId> {
8053 // if let Some(tx_id) = self
8054 // .buffer
8055 // .update(cx, |buffer, cx| buffer.end_transaction_at(now, cx))
8056 // {
8057 // if let Some((_, end_selections)) = self.selection_history.transaction_mut(tx_id) {
8058 // *end_selections = Some(self.selections.disjoint_anchors());
8059 // } else {
8060 // error!("unexpectedly ended a transaction that wasn't started by this editor");
8061 // }
8062
8063 // cx.emit(Event::Edited);
8064 // Some(tx_id)
8065 // } else {
8066 // None
8067 // }
8068 // }
8069
8070 // pub fn fold(&mut self, _: &Fold, cx: &mut ViewContext<Self>) {
8071 // let mut fold_ranges = Vec::new();
8072
8073 // let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
8074
8075 // let selections = self.selections.all_adjusted(cx);
8076 // for selection in selections {
8077 // let range = selection.range().sorted();
8078 // let buffer_start_row = range.start.row;
8079
8080 // for row in (0..=range.end.row).rev() {
8081 // let fold_range = display_map.foldable_range(row);
8082
8083 // if let Some(fold_range) = fold_range {
8084 // if fold_range.end.row >= buffer_start_row {
8085 // fold_ranges.push(fold_range);
8086 // if row <= range.start.row {
8087 // break;
8088 // }
8089 // }
8090 // }
8091 // }
8092 // }
8093
8094 // self.fold_ranges(fold_ranges, true, cx);
8095 // }
8096
8097 // pub fn fold_at(&mut self, fold_at: &FoldAt, cx: &mut ViewContext<Self>) {
8098 // let buffer_row = fold_at.buffer_row;
8099 // let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
8100
8101 // if let Some(fold_range) = display_map.foldable_range(buffer_row) {
8102 // let autoscroll = self
8103 // .selections
8104 // .all::<Point>(cx)
8105 // .iter()
8106 // .any(|selection| fold_range.overlaps(&selection.range()));
8107
8108 // self.fold_ranges(std::iter::once(fold_range), autoscroll, cx);
8109 // }
8110 // }
8111
8112 // pub fn unfold_lines(&mut self, _: &UnfoldLines, cx: &mut ViewContext<Self>) {
8113 // let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
8114 // let buffer = &display_map.buffer_snapshot;
8115 // let selections = self.selections.all::<Point>(cx);
8116 // let ranges = selections
8117 // .iter()
8118 // .map(|s| {
8119 // let range = s.display_range(&display_map).sorted();
8120 // let mut start = range.start.to_point(&display_map);
8121 // let mut end = range.end.to_point(&display_map);
8122 // start.column = 0;
8123 // end.column = buffer.line_len(end.row);
8124 // start..end
8125 // })
8126 // .collect::<Vec<_>>();
8127
8128 // self.unfold_ranges(ranges, true, true, cx);
8129 // }
8130
8131 // pub fn unfold_at(&mut self, unfold_at: &UnfoldAt, cx: &mut ViewContext<Self>) {
8132 // let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
8133
8134 // let intersection_range = Point::new(unfold_at.buffer_row, 0)
8135 // ..Point::new(
8136 // unfold_at.buffer_row,
8137 // display_map.buffer_snapshot.line_len(unfold_at.buffer_row),
8138 // );
8139
8140 // let autoscroll = self
8141 // .selections
8142 // .all::<Point>(cx)
8143 // .iter()
8144 // .any(|selection| selection.range().overlaps(&intersection_range));
8145
8146 // self.unfold_ranges(std::iter::once(intersection_range), true, autoscroll, cx)
8147 // }
8148
8149 // pub fn fold_selected_ranges(&mut self, _: &FoldSelectedRanges, cx: &mut ViewContext<Self>) {
8150 // let selections = self.selections.all::<Point>(cx);
8151 // let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
8152 // let line_mode = self.selections.line_mode;
8153 // let ranges = selections.into_iter().map(|s| {
8154 // if line_mode {
8155 // let start = Point::new(s.start.row, 0);
8156 // let end = Point::new(s.end.row, display_map.buffer_snapshot.line_len(s.end.row));
8157 // start..end
8158 // } else {
8159 // s.start..s.end
8160 // }
8161 // });
8162 // self.fold_ranges(ranges, true, cx);
8163 // }
8164
8165 // pub fn fold_ranges<T: ToOffset + Clone>(
8166 // &mut self,
8167 // ranges: impl IntoIterator<Item = Range<T>>,
8168 // auto_scroll: bool,
8169 // cx: &mut ViewContext<Self>,
8170 // ) {
8171 // let mut ranges = ranges.into_iter().peekable();
8172 // if ranges.peek().is_some() {
8173 // self.display_map.update(cx, |map, cx| map.fold(ranges, cx));
8174
8175 // if auto_scroll {
8176 // self.request_autoscroll(Autoscroll::fit(), cx);
8177 // }
8178
8179 // cx.notify();
8180 // }
8181 // }
8182
8183 // pub fn unfold_ranges<T: ToOffset + Clone>(
8184 // &mut self,
8185 // ranges: impl IntoIterator<Item = Range<T>>,
8186 // inclusive: bool,
8187 // auto_scroll: bool,
8188 // cx: &mut ViewContext<Self>,
8189 // ) {
8190 // let mut ranges = ranges.into_iter().peekable();
8191 // if ranges.peek().is_some() {
8192 // self.display_map
8193 // .update(cx, |map, cx| map.unfold(ranges, inclusive, cx));
8194 // if auto_scroll {
8195 // self.request_autoscroll(Autoscroll::fit(), cx);
8196 // }
8197
8198 // cx.notify();
8199 // }
8200 // }
8201
8202 // pub fn gutter_hover(
8203 // &mut self,
8204 // GutterHover { hovered }: &GutterHover,
8205 // cx: &mut ViewContext<Self>,
8206 // ) {
8207 // self.gutter_hovered = *hovered;
8208 // cx.notify();
8209 // }
8210
8211 // pub fn insert_blocks(
8212 // &mut self,
8213 // blocks: impl IntoIterator<Item = BlockProperties<Anchor>>,
8214 // autoscroll: Option<Autoscroll>,
8215 // cx: &mut ViewContext<Self>,
8216 // ) -> Vec<BlockId> {
8217 // let blocks = self
8218 // .display_map
8219 // .update(cx, |display_map, cx| display_map.insert_blocks(blocks, cx));
8220 // if let Some(autoscroll) = autoscroll {
8221 // self.request_autoscroll(autoscroll, cx);
8222 // }
8223 // blocks
8224 // }
8225
8226 // pub fn replace_blocks(
8227 // &mut self,
8228 // blocks: HashMap<BlockId, RenderBlock>,
8229 // autoscroll: Option<Autoscroll>,
8230 // cx: &mut ViewContext<Self>,
8231 // ) {
8232 // self.display_map
8233 // .update(cx, |display_map, _| display_map.replace_blocks(blocks));
8234 // if let Some(autoscroll) = autoscroll {
8235 // self.request_autoscroll(autoscroll, cx);
8236 // }
8237 // }
8238
8239 // pub fn remove_blocks(
8240 // &mut self,
8241 // block_ids: HashSet<BlockId>,
8242 // autoscroll: Option<Autoscroll>,
8243 // cx: &mut ViewContext<Self>,
8244 // ) {
8245 // self.display_map.update(cx, |display_map, cx| {
8246 // display_map.remove_blocks(block_ids, cx)
8247 // });
8248 // if let Some(autoscroll) = autoscroll {
8249 // self.request_autoscroll(autoscroll, cx);
8250 // }
8251 // }
8252
8253 // pub fn longest_row(&self, cx: &mut AppContext) -> u32 {
8254 // self.display_map
8255 // .update(cx, |map, cx| map.snapshot(cx))
8256 // .longest_row()
8257 // }
8258
8259 // pub fn max_point(&self, cx: &mut AppContext) -> DisplayPoint {
8260 // self.display_map
8261 // .update(cx, |map, cx| map.snapshot(cx))
8262 // .max_point()
8263 // }
8264
8265 // pub fn text(&self, cx: &AppContext) -> String {
8266 // self.buffer.read(cx).read(cx).text()
8267 // }
8268
8269 // pub fn set_text(&mut self, text: impl Into<Arc<str>>, cx: &mut ViewContext<Self>) {
8270 // self.transact(cx, |this, cx| {
8271 // this.buffer
8272 // .read(cx)
8273 // .as_singleton()
8274 // .expect("you can only call set_text on editors for singleton buffers")
8275 // .update(cx, |buffer, cx| buffer.set_text(text, cx));
8276 // });
8277 // }
8278
8279 // pub fn display_text(&self, cx: &mut AppContext) -> String {
8280 // self.display_map
8281 // .update(cx, |map, cx| map.snapshot(cx))
8282 // .text()
8283 // }
8284
8285 // pub fn wrap_guides(&self, cx: &AppContext) -> SmallVec<[(usize, bool); 2]> {
8286 // let mut wrap_guides = smallvec::smallvec![];
8287
8288 // if self.show_wrap_guides == Some(false) {
8289 // return wrap_guides;
8290 // }
8291
8292 // let settings = self.buffer.read(cx).settings_at(0, cx);
8293 // if settings.show_wrap_guides {
8294 // if let SoftWrap::Column(soft_wrap) = self.soft_wrap_mode(cx) {
8295 // wrap_guides.push((soft_wrap as usize, true));
8296 // }
8297 // wrap_guides.extend(settings.wrap_guides.iter().map(|guide| (*guide, false)))
8298 // }
8299
8300 // wrap_guides
8301 // }
8302
8303 // pub fn soft_wrap_mode(&self, cx: &AppContext) -> SoftWrap {
8304 // let settings = self.buffer.read(cx).settings_at(0, cx);
8305 // let mode = self
8306 // .soft_wrap_mode_override
8307 // .unwrap_or_else(|| settings.soft_wrap);
8308 // match mode {
8309 // language_settings::SoftWrap::None => SoftWrap::None,
8310 // language_settings::SoftWrap::EditorWidth => SoftWrap::EditorWidth,
8311 // language_settings::SoftWrap::PreferredLineLength => {
8312 // SoftWrap::Column(settings.preferred_line_length)
8313 // }
8314 // }
8315 // }
8316
8317 // pub fn set_soft_wrap_mode(
8318 // &mut self,
8319 // mode: language_settings::SoftWrap,
8320 // cx: &mut ViewContext<Self>,
8321 // ) {
8322 // self.soft_wrap_mode_override = Some(mode);
8323 // cx.notify();
8324 // }
8325
8326 // pub fn set_wrap_width(&self, width: Option<f32>, cx: &mut AppContext) -> bool {
8327 // self.display_map
8328 // .update(cx, |map, cx| map.set_wrap_width(width, cx))
8329 // }
8330
8331 // pub fn toggle_soft_wrap(&mut self, _: &ToggleSoftWrap, cx: &mut ViewContext<Self>) {
8332 // if self.soft_wrap_mode_override.is_some() {
8333 // self.soft_wrap_mode_override.take();
8334 // } else {
8335 // let soft_wrap = match self.soft_wrap_mode(cx) {
8336 // SoftWrap::None => language_settings::SoftWrap::EditorWidth,
8337 // SoftWrap::EditorWidth | SoftWrap::Column(_) => language_settings::SoftWrap::None,
8338 // };
8339 // self.soft_wrap_mode_override = Some(soft_wrap);
8340 // }
8341 // cx.notify();
8342 // }
8343
8344 // pub fn set_show_gutter(&mut self, show_gutter: bool, cx: &mut ViewContext<Self>) {
8345 // self.show_gutter = show_gutter;
8346 // cx.notify();
8347 // }
8348
8349 // pub fn set_show_wrap_guides(&mut self, show_gutter: bool, cx: &mut ViewContext<Self>) {
8350 // self.show_wrap_guides = Some(show_gutter);
8351 // cx.notify();
8352 // }
8353
8354 // pub fn reveal_in_finder(&mut self, _: &RevealInFinder, cx: &mut ViewContext<Self>) {
8355 // if let Some(buffer) = self.buffer().read(cx).as_singleton() {
8356 // if let Some(file) = buffer.read(cx).file().and_then(|f| f.as_local()) {
8357 // cx.reveal_path(&file.abs_path(cx));
8358 // }
8359 // }
8360 // }
8361
8362 // pub fn copy_path(&mut self, _: &CopyPath, cx: &mut ViewContext<Self>) {
8363 // if let Some(buffer) = self.buffer().read(cx).as_singleton() {
8364 // if let Some(file) = buffer.read(cx).file().and_then(|f| f.as_local()) {
8365 // if let Some(path) = file.abs_path(cx).to_str() {
8366 // cx.write_to_clipboard(ClipboardItem::new(path.to_string()));
8367 // }
8368 // }
8369 // }
8370 // }
8371
8372 // pub fn copy_relative_path(&mut self, _: &CopyRelativePath, cx: &mut ViewContext<Self>) {
8373 // if let Some(buffer) = self.buffer().read(cx).as_singleton() {
8374 // if let Some(file) = buffer.read(cx).file().and_then(|f| f.as_local()) {
8375 // if let Some(path) = file.path().to_str() {
8376 // cx.write_to_clipboard(ClipboardItem::new(path.to_string()));
8377 // }
8378 // }
8379 // }
8380 // }
8381
8382 // pub fn highlight_rows(&mut self, rows: Option<Range<u32>>) {
8383 // self.highlighted_rows = rows;
8384 // }
8385
8386 // pub fn highlighted_rows(&self) -> Option<Range<u32>> {
8387 // self.highlighted_rows.clone()
8388 // }
8389
8390 // pub fn highlight_background<T: 'static>(
8391 // &mut self,
8392 // ranges: Vec<Range<Anchor>>,
8393 // color_fetcher: fn(&Theme) -> Color,
8394 // cx: &mut ViewContext<Self>,
8395 // ) {
8396 // self.background_highlights
8397 // .insert(TypeId::of::<T>(), (color_fetcher, ranges));
8398 // cx.notify();
8399 // }
8400
8401 // pub fn highlight_inlay_background<T: 'static>(
8402 // &mut self,
8403 // ranges: Vec<InlayHighlight>,
8404 // color_fetcher: fn(&Theme) -> Color,
8405 // cx: &mut ViewContext<Self>,
8406 // ) {
8407 // // TODO: no actual highlights happen for inlays currently, find a way to do that
8408 // self.inlay_background_highlights
8409 // .insert(Some(TypeId::of::<T>()), (color_fetcher, ranges));
8410 // cx.notify();
8411 // }
8412
8413 // pub fn clear_background_highlights<T: 'static>(
8414 // &mut self,
8415 // cx: &mut ViewContext<Self>,
8416 // ) -> Option<BackgroundHighlight> {
8417 // let text_highlights = self.background_highlights.remove(&TypeId::of::<T>());
8418 // let inlay_highlights = self
8419 // .inlay_background_highlights
8420 // .remove(&Some(TypeId::of::<T>()));
8421 // if text_highlights.is_some() || inlay_highlights.is_some() {
8422 // cx.notify();
8423 // }
8424 // text_highlights
8425 // }
8426
8427 // #[cfg(feature = "test-support")]
8428 // pub fn all_text_background_highlights(
8429 // &mut self,
8430 // cx: &mut ViewContext<Self>,
8431 // ) -> Vec<(Range<DisplayPoint>, Color)> {
8432 // let snapshot = self.snapshot(cx);
8433 // let buffer = &snapshot.buffer_snapshot;
8434 // let start = buffer.anchor_before(0);
8435 // let end = buffer.anchor_after(buffer.len());
8436 // let theme = theme::current(cx);
8437 // self.background_highlights_in_range(start..end, &snapshot, theme.as_ref())
8438 // }
8439
8440 // fn document_highlights_for_position<'a>(
8441 // &'a self,
8442 // position: Anchor,
8443 // buffer: &'a MultiBufferSnapshot,
8444 // ) -> impl 'a + Iterator<Item = &Range<Anchor>> {
8445 // let read_highlights = self
8446 // .background_highlights
8447 // .get(&TypeId::of::<DocumentHighlightRead>())
8448 // .map(|h| &h.1);
8449 // let write_highlights = self
8450 // .background_highlights
8451 // .get(&TypeId::of::<DocumentHighlightWrite>())
8452 // .map(|h| &h.1);
8453 // let left_position = position.bias_left(buffer);
8454 // let right_position = position.bias_right(buffer);
8455 // read_highlights
8456 // .into_iter()
8457 // .chain(write_highlights)
8458 // .flat_map(move |ranges| {
8459 // let start_ix = match ranges.binary_search_by(|probe| {
8460 // let cmp = probe.end.cmp(&left_position, buffer);
8461 // if cmp.is_ge() {
8462 // Ordering::Greater
8463 // } else {
8464 // Ordering::Less
8465 // }
8466 // }) {
8467 // Ok(i) | Err(i) => i,
8468 // };
8469
8470 // let right_position = right_position.clone();
8471 // ranges[start_ix..]
8472 // .iter()
8473 // .take_while(move |range| range.start.cmp(&right_position, buffer).is_le())
8474 // })
8475 // }
8476
8477 // pub fn background_highlights_in_range(
8478 // &self,
8479 // search_range: Range<Anchor>,
8480 // display_snapshot: &DisplaySnapshot,
8481 // theme: &Theme,
8482 // ) -> Vec<(Range<DisplayPoint>, Color)> {
8483 // let mut results = Vec::new();
8484 // for (color_fetcher, ranges) in self.background_highlights.values() {
8485 // let color = color_fetcher(theme);
8486 // let start_ix = match ranges.binary_search_by(|probe| {
8487 // let cmp = probe
8488 // .end
8489 // .cmp(&search_range.start, &display_snapshot.buffer_snapshot);
8490 // if cmp.is_gt() {
8491 // Ordering::Greater
8492 // } else {
8493 // Ordering::Less
8494 // }
8495 // }) {
8496 // Ok(i) | Err(i) => i,
8497 // };
8498 // for range in &ranges[start_ix..] {
8499 // if range
8500 // .start
8501 // .cmp(&search_range.end, &display_snapshot.buffer_snapshot)
8502 // .is_ge()
8503 // {
8504 // break;
8505 // }
8506
8507 // let start = range.start.to_display_point(&display_snapshot);
8508 // let end = range.end.to_display_point(&display_snapshot);
8509 // results.push((start..end, color))
8510 // }
8511 // }
8512 // results
8513 // }
8514
8515 // pub fn background_highlight_row_ranges<T: 'static>(
8516 // &self,
8517 // search_range: Range<Anchor>,
8518 // display_snapshot: &DisplaySnapshot,
8519 // count: usize,
8520 // ) -> Vec<RangeInclusive<DisplayPoint>> {
8521 // let mut results = Vec::new();
8522 // let Some((_, ranges)) = self.background_highlights.get(&TypeId::of::<T>()) else {
8523 // return vec![];
8524 // };
8525
8526 // let start_ix = match ranges.binary_search_by(|probe| {
8527 // let cmp = probe
8528 // .end
8529 // .cmp(&search_range.start, &display_snapshot.buffer_snapshot);
8530 // if cmp.is_gt() {
8531 // Ordering::Greater
8532 // } else {
8533 // Ordering::Less
8534 // }
8535 // }) {
8536 // Ok(i) | Err(i) => i,
8537 // };
8538 // let mut push_region = |start: Option<Point>, end: Option<Point>| {
8539 // if let (Some(start_display), Some(end_display)) = (start, end) {
8540 // results.push(
8541 // start_display.to_display_point(display_snapshot)
8542 // ..=end_display.to_display_point(display_snapshot),
8543 // );
8544 // }
8545 // };
8546 // let mut start_row: Option<Point> = None;
8547 // let mut end_row: Option<Point> = None;
8548 // if ranges.len() > count {
8549 // return Vec::new();
8550 // }
8551 // for range in &ranges[start_ix..] {
8552 // if range
8553 // .start
8554 // .cmp(&search_range.end, &display_snapshot.buffer_snapshot)
8555 // .is_ge()
8556 // {
8557 // break;
8558 // }
8559 // let end = range.end.to_point(&display_snapshot.buffer_snapshot);
8560 // if let Some(current_row) = &end_row {
8561 // if end.row == current_row.row {
8562 // continue;
8563 // }
8564 // }
8565 // let start = range.start.to_point(&display_snapshot.buffer_snapshot);
8566 // if start_row.is_none() {
8567 // assert_eq!(end_row, None);
8568 // start_row = Some(start);
8569 // end_row = Some(end);
8570 // continue;
8571 // }
8572 // if let Some(current_end) = end_row.as_mut() {
8573 // if start.row > current_end.row + 1 {
8574 // push_region(start_row, end_row);
8575 // start_row = Some(start);
8576 // end_row = Some(end);
8577 // } else {
8578 // // Merge two hunks.
8579 // *current_end = end;
8580 // }
8581 // } else {
8582 // unreachable!();
8583 // }
8584 // }
8585 // // We might still have a hunk that was not rendered (if there was a search hit on the last line)
8586 // push_region(start_row, end_row);
8587 // results
8588 // }
8589
8590 // pub fn highlight_text<T: 'static>(
8591 // &mut self,
8592 // ranges: Vec<Range<Anchor>>,
8593 // style: HighlightStyle,
8594 // cx: &mut ViewContext<Self>,
8595 // ) {
8596 // self.display_map.update(cx, |map, _| {
8597 // map.highlight_text(TypeId::of::<T>(), ranges, style)
8598 // });
8599 // cx.notify();
8600 // }
8601
8602 // pub fn highlight_inlays<T: 'static>(
8603 // &mut self,
8604 // highlights: Vec<InlayHighlight>,
8605 // style: HighlightStyle,
8606 // cx: &mut ViewContext<Self>,
8607 // ) {
8608 // self.display_map.update(cx, |map, _| {
8609 // map.highlight_inlays(TypeId::of::<T>(), highlights, style)
8610 // });
8611 // cx.notify();
8612 // }
8613
8614 // pub fn text_highlights<'a, T: 'static>(
8615 // &'a self,
8616 // cx: &'a AppContext,
8617 // ) -> Option<(HighlightStyle, &'a [Range<Anchor>])> {
8618 // self.display_map.read(cx).text_highlights(TypeId::of::<T>())
8619 // }
8620
8621 // pub fn clear_highlights<T: 'static>(&mut self, cx: &mut ViewContext<Self>) {
8622 // let cleared = self
8623 // .display_map
8624 // .update(cx, |map, _| map.clear_highlights(TypeId::of::<T>()));
8625 // if cleared {
8626 // cx.notify();
8627 // }
8628 // }
8629
8630 // pub fn show_local_cursors(&self, cx: &AppContext) -> bool {
8631 // self.blink_manager.read(cx).visible() && self.focused
8632 // }
8633
8634 // fn on_buffer_changed(&mut self, _: Model<MultiBuffer>, cx: &mut ViewContext<Self>) {
8635 // cx.notify();
8636 // }
8637
8638 // fn on_buffer_event(
8639 // &mut self,
8640 // multibuffer: Model<MultiBuffer>,
8641 // event: &multi_buffer::Event,
8642 // cx: &mut ViewContext<Self>,
8643 // ) {
8644 // match event {
8645 // multi_buffer::Event::Edited {
8646 // sigleton_buffer_edited,
8647 // } => {
8648 // self.refresh_active_diagnostics(cx);
8649 // self.refresh_code_actions(cx);
8650 // if self.has_active_copilot_suggestion(cx) {
8651 // self.update_visible_copilot_suggestion(cx);
8652 // }
8653 // cx.emit(Event::BufferEdited);
8654
8655 // if *sigleton_buffer_edited {
8656 // if let Some(project) = &self.project {
8657 // let project = project.read(cx);
8658 // let languages_affected = multibuffer
8659 // .read(cx)
8660 // .all_buffers()
8661 // .into_iter()
8662 // .filter_map(|buffer| {
8663 // let buffer = buffer.read(cx);
8664 // let language = buffer.language()?;
8665 // if project.is_local()
8666 // && project.language_servers_for_buffer(buffer, cx).count() == 0
8667 // {
8668 // None
8669 // } else {
8670 // Some(language)
8671 // }
8672 // })
8673 // .cloned()
8674 // .collect::<HashSet<_>>();
8675 // if !languages_affected.is_empty() {
8676 // self.refresh_inlay_hints(
8677 // InlayHintRefreshReason::BufferEdited(languages_affected),
8678 // cx,
8679 // );
8680 // }
8681 // }
8682 // }
8683 // }
8684 // multi_buffer::Event::ExcerptsAdded {
8685 // buffer,
8686 // predecessor,
8687 // excerpts,
8688 // } => {
8689 // cx.emit(Event::ExcerptsAdded {
8690 // buffer: buffer.clone(),
8691 // predecessor: *predecessor,
8692 // excerpts: excerpts.clone(),
8693 // });
8694 // self.refresh_inlay_hints(InlayHintRefreshReason::NewLinesShown, cx);
8695 // }
8696 // multi_buffer::Event::ExcerptsRemoved { ids } => {
8697 // self.refresh_inlay_hints(InlayHintRefreshReason::ExcerptsRemoved(ids.clone()), cx);
8698 // cx.emit(Event::ExcerptsRemoved { ids: ids.clone() })
8699 // }
8700 // multi_buffer::Event::Reparsed => cx.emit(Event::Reparsed),
8701 // multi_buffer::Event::DirtyChanged => cx.emit(Event::DirtyChanged),
8702 // multi_buffer::Event::Saved => cx.emit(Event::Saved),
8703 // multi_buffer::Event::FileHandleChanged => cx.emit(Event::TitleChanged),
8704 // multi_buffer::Event::Reloaded => cx.emit(Event::TitleChanged),
8705 // multi_buffer::Event::DiffBaseChanged => cx.emit(Event::DiffBaseChanged),
8706 // multi_buffer::Event::Closed => cx.emit(Event::Closed),
8707 // multi_buffer::Event::DiagnosticsUpdated => {
8708 // self.refresh_active_diagnostics(cx);
8709 // }
8710 // _ => {}
8711 // };
8712 // }
8713
8714 // fn on_display_map_changed(&mut self, _: Model<DisplayMap>, cx: &mut ViewContext<Self>) {
8715 // cx.notify();
8716 // }
8717
8718 // fn settings_changed(&mut self, cx: &mut ViewContext<Self>) {
8719 // self.refresh_copilot_suggestions(true, cx);
8720 // self.refresh_inlay_hints(
8721 // InlayHintRefreshReason::SettingsChange(inlay_hint_settings(
8722 // self.selections.newest_anchor().head(),
8723 // &self.buffer.read(cx).snapshot(cx),
8724 // cx,
8725 // )),
8726 // cx,
8727 // );
8728 // }
8729
8730 // pub fn set_searchable(&mut self, searchable: bool) {
8731 // self.searchable = searchable;
8732 // }
8733
8734 // pub fn searchable(&self) -> bool {
8735 // self.searchable
8736 // }
8737
8738 // fn open_excerpts(workspace: &mut Workspace, _: &OpenExcerpts, cx: &mut ViewContext<Workspace>) {
8739 // let active_item = workspace.active_item(cx);
8740 // let editor_handle = if let Some(editor) = active_item
8741 // .as_ref()
8742 // .and_then(|item| item.act_as::<Self>(cx))
8743 // {
8744 // editor
8745 // } else {
8746 // cx.propagate_action();
8747 // return;
8748 // };
8749
8750 // let editor = editor_handle.read(cx);
8751 // let buffer = editor.buffer.read(cx);
8752 // if buffer.is_singleton() {
8753 // cx.propagate_action();
8754 // return;
8755 // }
8756
8757 // let mut new_selections_by_buffer = HashMap::default();
8758 // for selection in editor.selections.all::<usize>(cx) {
8759 // for (buffer, mut range, _) in
8760 // buffer.range_to_buffer_ranges(selection.start..selection.end, cx)
8761 // {
8762 // if selection.reversed {
8763 // mem::swap(&mut range.start, &mut range.end);
8764 // }
8765 // new_selections_by_buffer
8766 // .entry(buffer)
8767 // .or_insert(Vec::new())
8768 // .push(range)
8769 // }
8770 // }
8771
8772 // editor_handle.update(cx, |editor, cx| {
8773 // editor.push_to_nav_history(editor.selections.newest_anchor().head(), None, cx);
8774 // });
8775 // let pane = workspace.active_pane().clone();
8776 // pane.update(cx, |pane, _| pane.disable_history());
8777
8778 // // We defer the pane interaction because we ourselves are a workspace item
8779 // // and activating a new item causes the pane to call a method on us reentrantly,
8780 // // which panics if we're on the stack.
8781 // cx.defer(move |workspace, cx| {
8782 // for (buffer, ranges) in new_selections_by_buffer.into_iter() {
8783 // let editor = workspace.open_project_item::<Self>(buffer, cx);
8784 // editor.update(cx, |editor, cx| {
8785 // editor.change_selections(Some(Autoscroll::newest()), cx, |s| {
8786 // s.select_ranges(ranges);
8787 // });
8788 // });
8789 // }
8790
8791 // pane.update(cx, |pane, _| pane.enable_history());
8792 // });
8793 // }
8794
8795 // fn jump(
8796 // workspace: &mut Workspace,
8797 // path: ProjectPath,
8798 // position: Point,
8799 // anchor: language::Anchor,
8800 // cx: &mut ViewContext<Workspace>,
8801 // ) {
8802 // let editor = workspace.open_path(path, None, true, cx);
8803 // cx.spawn(|_, mut cx| async move {
8804 // let editor = editor
8805 // .await?
8806 // .downcast::<Editor>()
8807 // .ok_or_else(|| anyhow!("opened item was not an editor"))?
8808 // .downgrade();
8809 // editor.update(&mut cx, |editor, cx| {
8810 // let buffer = editor
8811 // .buffer()
8812 // .read(cx)
8813 // .as_singleton()
8814 // .ok_or_else(|| anyhow!("cannot jump in a multi-buffer"))?;
8815 // let buffer = buffer.read(cx);
8816 // let cursor = if buffer.can_resolve(&anchor) {
8817 // language::ToPoint::to_point(&anchor, buffer)
8818 // } else {
8819 // buffer.clip_point(position, Bias::Left)
8820 // };
8821
8822 // let nav_history = editor.nav_history.take();
8823 // editor.change_selections(Some(Autoscroll::newest()), cx, |s| {
8824 // s.select_ranges([cursor..cursor]);
8825 // });
8826 // editor.nav_history = nav_history;
8827
8828 // anyhow::Ok(())
8829 // })??;
8830
8831 // anyhow::Ok(())
8832 // })
8833 // .detach_and_log_err(cx);
8834 // }
8835
8836 // fn marked_text_ranges(&self, cx: &AppContext) -> Option<Vec<Range<OffsetUtf16>>> {
8837 // let snapshot = self.buffer.read(cx).read(cx);
8838 // let (_, ranges) = self.text_highlights::<InputComposition>(cx)?;
8839 // Some(
8840 // ranges
8841 // .iter()
8842 // .map(move |range| {
8843 // range.start.to_offset_utf16(&snapshot)..range.end.to_offset_utf16(&snapshot)
8844 // })
8845 // .collect(),
8846 // )
8847 // }
8848
8849 // fn selection_replacement_ranges(
8850 // &self,
8851 // range: Range<OffsetUtf16>,
8852 // cx: &AppContext,
8853 // ) -> Vec<Range<OffsetUtf16>> {
8854 // let selections = self.selections.all::<OffsetUtf16>(cx);
8855 // let newest_selection = selections
8856 // .iter()
8857 // .max_by_key(|selection| selection.id)
8858 // .unwrap();
8859 // let start_delta = range.start.0 as isize - newest_selection.start.0 as isize;
8860 // let end_delta = range.end.0 as isize - newest_selection.end.0 as isize;
8861 // let snapshot = self.buffer.read(cx).read(cx);
8862 // selections
8863 // .into_iter()
8864 // .map(|mut selection| {
8865 // selection.start.0 =
8866 // (selection.start.0 as isize).saturating_add(start_delta) as usize;
8867 // selection.end.0 = (selection.end.0 as isize).saturating_add(end_delta) as usize;
8868 // snapshot.clip_offset_utf16(selection.start, Bias::Left)
8869 // ..snapshot.clip_offset_utf16(selection.end, Bias::Right)
8870 // })
8871 // .collect()
8872 // }
8873
8874 // fn report_copilot_event(
8875 // &self,
8876 // suggestion_id: Option<String>,
8877 // suggestion_accepted: bool,
8878 // cx: &AppContext,
8879 // ) {
8880 // let Some(project) = &self.project else { return };
8881
8882 // // If None, we are either getting suggestions in a new, unsaved file, or in a file without an extension
8883 // let file_extension = self
8884 // .buffer
8885 // .read(cx)
8886 // .as_singleton()
8887 // .and_then(|b| b.read(cx).file())
8888 // .and_then(|file| Path::new(file.file_name(cx)).extension())
8889 // .and_then(|e| e.to_str())
8890 // .map(|a| a.to_string());
8891
8892 // let telemetry = project.read(cx).client().telemetry().clone();
8893 // let telemetry_settings = *settings::get::<TelemetrySettings>(cx);
8894
8895 // let event = ClickhouseEvent::Copilot {
8896 // suggestion_id,
8897 // suggestion_accepted,
8898 // file_extension,
8899 // };
8900 // telemetry.report_clickhouse_event(event, telemetry_settings);
8901 // }
8902
8903 // #[cfg(any(test, feature = "test-support"))]
8904 // fn report_editor_event(
8905 // &self,
8906 // _operation: &'static str,
8907 // _file_extension: Option<String>,
8908 // _cx: &AppContext,
8909 // ) {
8910 // }
8911
8912 // #[cfg(not(any(test, feature = "test-support")))]
8913 // fn report_editor_event(
8914 // &self,
8915 // operation: &'static str,
8916 // file_extension: Option<String>,
8917 // cx: &AppContext,
8918 // ) {
8919 // let Some(project) = &self.project else { return };
8920
8921 // // If None, we are in a file without an extension
8922 // let file = self
8923 // .buffer
8924 // .read(cx)
8925 // .as_singleton()
8926 // .and_then(|b| b.read(cx).file());
8927 // let file_extension = file_extension.or(file
8928 // .as_ref()
8929 // .and_then(|file| Path::new(file.file_name(cx)).extension())
8930 // .and_then(|e| e.to_str())
8931 // .map(|a| a.to_string()));
8932
8933 // let vim_mode = cx
8934 // .global::<SettingsStore>()
8935 // .raw_user_settings()
8936 // .get("vim_mode")
8937 // == Some(&serde_json::Value::Bool(true));
8938 // let telemetry_settings = *settings::get::<TelemetrySettings>(cx);
8939 // let copilot_enabled = all_language_settings(file, cx).copilot_enabled(None, None);
8940 // let copilot_enabled_for_language = self
8941 // .buffer
8942 // .read(cx)
8943 // .settings_at(0, cx)
8944 // .show_copilot_suggestions;
8945
8946 // let telemetry = project.read(cx).client().telemetry().clone();
8947 // let event = ClickhouseEvent::Editor {
8948 // file_extension,
8949 // vim_mode,
8950 // operation,
8951 // copilot_enabled,
8952 // copilot_enabled_for_language,
8953 // };
8954 // telemetry.report_clickhouse_event(event, telemetry_settings)
8955 // }
8956
8957 // /// Copy the highlighted chunks to the clipboard as JSON. The format is an array of lines,
8958 // /// with each line being an array of {text, highlight} objects.
8959 // fn copy_highlight_json(&mut self, _: &CopyHighlightJson, cx: &mut ViewContext<Self>) {
8960 // let Some(buffer) = self.buffer.read(cx).as_singleton() else {
8961 // return;
8962 // };
8963
8964 // #[derive(Serialize)]
8965 // struct Chunk<'a> {
8966 // text: String,
8967 // highlight: Option<&'a str>,
8968 // }
8969
8970 // let snapshot = buffer.read(cx).snapshot();
8971 // let range = self
8972 // .selected_text_range(cx)
8973 // .and_then(|selected_range| {
8974 // if selected_range.is_empty() {
8975 // None
8976 // } else {
8977 // Some(selected_range)
8978 // }
8979 // })
8980 // .unwrap_or_else(|| 0..snapshot.len());
8981
8982 // let chunks = snapshot.chunks(range, true);
8983 // let mut lines = Vec::new();
8984 // let mut line: VecDeque<Chunk> = VecDeque::new();
8985
8986 // let theme = &theme::current(cx).editor.syntax;
8987
8988 // for chunk in chunks {
8989 // let highlight = chunk.syntax_highlight_id.and_then(|id| id.name(theme));
8990 // let mut chunk_lines = chunk.text.split("\n").peekable();
8991 // while let Some(text) = chunk_lines.next() {
8992 // let mut merged_with_last_token = false;
8993 // if let Some(last_token) = line.back_mut() {
8994 // if last_token.highlight == highlight {
8995 // last_token.text.push_str(text);
8996 // merged_with_last_token = true;
8997 // }
8998 // }
8999
9000 // if !merged_with_last_token {
9001 // line.push_back(Chunk {
9002 // text: text.into(),
9003 // highlight,
9004 // });
9005 // }
9006
9007 // if chunk_lines.peek().is_some() {
9008 // if line.len() > 1 && line.front().unwrap().text.is_empty() {
9009 // line.pop_front();
9010 // }
9011 // if line.len() > 1 && line.back().unwrap().text.is_empty() {
9012 // line.pop_back();
9013 // }
9014
9015 // lines.push(mem::take(&mut line));
9016 // }
9017 // }
9018 // }
9019
9020 // let Some(lines) = serde_json::to_string_pretty(&lines).log_err() else {
9021 // return;
9022 // };
9023 // cx.write_to_clipboard(ClipboardItem::new(lines));
9024 // }
9025
9026 // pub fn inlay_hint_cache(&self) -> &InlayHintCache {
9027 // &self.inlay_hint_cache
9028 // }
9029
9030 // pub fn replay_insert_event(
9031 // &mut self,
9032 // text: &str,
9033 // relative_utf16_range: Option<Range<isize>>,
9034 // cx: &mut ViewContext<Self>,
9035 // ) {
9036 // if !self.input_enabled {
9037 // cx.emit(Event::InputIgnored { text: text.into() });
9038 // return;
9039 // }
9040 // if let Some(relative_utf16_range) = relative_utf16_range {
9041 // let selections = self.selections.all::<OffsetUtf16>(cx);
9042 // self.change_selections(None, cx, |s| {
9043 // let new_ranges = selections.into_iter().map(|range| {
9044 // let start = OffsetUtf16(
9045 // range
9046 // .head()
9047 // .0
9048 // .saturating_add_signed(relative_utf16_range.start),
9049 // );
9050 // let end = OffsetUtf16(
9051 // range
9052 // .head()
9053 // .0
9054 // .saturating_add_signed(relative_utf16_range.end),
9055 // );
9056 // start..end
9057 // });
9058 // s.select_ranges(new_ranges);
9059 // });
9060 // }
9061
9062 // self.handle_input(text, cx);
9063 // }
9064
9065 // pub fn supports_inlay_hints(&self, cx: &AppContext) -> bool {
9066 // let Some(project) = self.project.as_ref() else {
9067 // return false;
9068 // };
9069 // let project = project.read(cx);
9070
9071 // let mut supports = false;
9072 // self.buffer().read(cx).for_each_buffer(|buffer| {
9073 // if !supports {
9074 // supports = project
9075 // .language_servers_for_buffer(buffer.read(cx), cx)
9076 // .any(
9077 // |(_, server)| match server.capabilities().inlay_hint_provider {
9078 // Some(lsp::OneOf::Left(enabled)) => enabled,
9079 // Some(lsp::OneOf::Right(_)) => true,
9080 // None => false,
9081 // },
9082 // )
9083 // }
9084 // });
9085 // supports
9086 // }
9087}
9088
9089pub trait CollaborationHub {
9090 fn collaborators<'a>(&self, cx: &'a AppContext) -> &'a HashMap<PeerId, Collaborator>;
9091 fn user_participant_indices<'a>(
9092 &self,
9093 cx: &'a AppContext,
9094 ) -> &'a HashMap<u64, ParticipantIndex>;
9095}
9096
9097impl CollaborationHub for Model<Project> {
9098 fn collaborators<'a>(&self, cx: &'a AppContext) -> &'a HashMap<PeerId, Collaborator> {
9099 self.read(cx).collaborators()
9100 }
9101
9102 fn user_participant_indices<'a>(
9103 &self,
9104 cx: &'a AppContext,
9105 ) -> &'a HashMap<u64, ParticipantIndex> {
9106 self.read(cx).user_store().read(cx).participant_indices()
9107 }
9108}
9109
9110fn inlay_hint_settings(
9111 location: Anchor,
9112 snapshot: &MultiBufferSnapshot,
9113 cx: &mut ViewContext<'_, Editor>,
9114) -> InlayHintSettings {
9115 let file = snapshot.file_at(location);
9116 let language = snapshot.language_at(location);
9117 let settings = all_language_settings(file, cx);
9118 settings
9119 .language(language.map(|l| l.name()).as_deref())
9120 .inlay_hints
9121}
9122
9123fn consume_contiguous_rows(
9124 contiguous_row_selections: &mut Vec<Selection<Point>>,
9125 selection: &Selection<Point>,
9126 display_map: &DisplaySnapshot,
9127 selections: &mut std::iter::Peekable<std::slice::Iter<Selection<Point>>>,
9128) -> (u32, u32) {
9129 contiguous_row_selections.push(selection.clone());
9130 let start_row = selection.start.row;
9131 let mut end_row = ending_row(selection, display_map);
9132
9133 while let Some(next_selection) = selections.peek() {
9134 if next_selection.start.row <= end_row {
9135 end_row = ending_row(next_selection, display_map);
9136 contiguous_row_selections.push(selections.next().unwrap().clone());
9137 } else {
9138 break;
9139 }
9140 }
9141 (start_row, end_row)
9142}
9143
9144fn ending_row(next_selection: &Selection<Point>, display_map: &DisplaySnapshot) -> u32 {
9145 if next_selection.end.column > 0 || next_selection.is_empty() {
9146 display_map.next_line_boundary(next_selection.end).0.row + 1
9147 } else {
9148 next_selection.end.row
9149 }
9150}
9151
9152impl EditorSnapshot {
9153 pub fn remote_selections_in_range<'a>(
9154 &'a self,
9155 range: &'a Range<Anchor>,
9156 collaboration_hub: &dyn CollaborationHub,
9157 cx: &'a AppContext,
9158 ) -> impl 'a + Iterator<Item = RemoteSelection> {
9159 let participant_indices = collaboration_hub.user_participant_indices(cx);
9160 let collaborators_by_peer_id = collaboration_hub.collaborators(cx);
9161 let collaborators_by_replica_id = collaborators_by_peer_id
9162 .iter()
9163 .map(|(_, collaborator)| (collaborator.replica_id, collaborator))
9164 .collect::<HashMap<_, _>>();
9165 self.buffer_snapshot
9166 .remote_selections_in_range(range)
9167 .filter_map(move |(replica_id, line_mode, cursor_shape, selection)| {
9168 let collaborator = collaborators_by_replica_id.get(&replica_id)?;
9169 let participant_index = participant_indices.get(&collaborator.user_id).copied();
9170 Some(RemoteSelection {
9171 replica_id,
9172 selection,
9173 cursor_shape,
9174 line_mode,
9175 participant_index,
9176 peer_id: collaborator.peer_id,
9177 })
9178 })
9179 }
9180
9181 pub fn language_at<T: ToOffset>(&self, position: T) -> Option<&Arc<Language>> {
9182 self.display_snapshot.buffer_snapshot.language_at(position)
9183 }
9184
9185 pub fn is_focused(&self) -> bool {
9186 self.is_focused
9187 }
9188
9189 pub fn placeholder_text(&self) -> Option<&Arc<str>> {
9190 self.placeholder_text.as_ref()
9191 }
9192
9193 pub fn scroll_position(&self) -> gpui::Point<Pixels> {
9194 self.scroll_anchor.scroll_position(&self.display_snapshot)
9195 }
9196}
9197
9198impl Deref for EditorSnapshot {
9199 type Target = DisplaySnapshot;
9200
9201 fn deref(&self) -> &Self::Target {
9202 &self.display_snapshot
9203 }
9204}
9205
9206#[derive(Clone, Debug, PartialEq, Eq)]
9207pub enum Event {
9208 InputIgnored {
9209 text: Arc<str>,
9210 },
9211 InputHandled {
9212 utf16_range_to_replace: Option<Range<isize>>,
9213 text: Arc<str>,
9214 },
9215 ExcerptsAdded {
9216 buffer: Model<Buffer>,
9217 predecessor: ExcerptId,
9218 excerpts: Vec<(ExcerptId, ExcerptRange<language::Anchor>)>,
9219 },
9220 ExcerptsRemoved {
9221 ids: Vec<ExcerptId>,
9222 },
9223 BufferEdited,
9224 Edited,
9225 Reparsed,
9226 Focused,
9227 Blurred,
9228 DirtyChanged,
9229 Saved,
9230 TitleChanged,
9231 DiffBaseChanged,
9232 SelectionsChanged {
9233 local: bool,
9234 },
9235 ScrollPositionChanged {
9236 local: bool,
9237 autoscroll: bool,
9238 },
9239 Closed,
9240}
9241
9242pub struct EditorFocused(pub View<Editor>);
9243pub struct EditorBlurred(pub View<Editor>);
9244pub struct EditorReleased(pub WeakView<Editor>);
9245
9246// impl Entity for Editor {
9247// type Event = Event;
9248
9249// fn release(&mut self, cx: &mut AppContext) {
9250// cx.emit_global(EditorReleased(self.handle.clone()));
9251// }
9252// }
9253//
9254impl EventEmitter for Editor {
9255 type Event = Event;
9256}
9257
9258impl Render for Editor {
9259 type Element = EditorElement;
9260
9261 fn render(&mut self, cx: &mut ViewContext<Self>) -> Self::Element {
9262 todo!()
9263 }
9264}
9265
9266// impl View for Editor {
9267// fn render(&mut self, cx: &mut ViewContext<Self>) -> AnyElement<Self> {
9268// let style = self.style(cx);
9269// let font_changed = self.display_map.update(cx, |map, cx| {
9270// map.set_fold_ellipses_color(style.folds.ellipses.text_color);
9271// map.set_font(style.text.font_id, style.text.font_size, cx)
9272// });
9273
9274// if font_changed {
9275// cx.defer(move |editor, cx: &mut ViewContext<Editor>| {
9276// hide_hover(editor, cx);
9277// hide_link_definition(editor, cx);
9278// });
9279// }
9280
9281// Stack::new()
9282// .with_child(EditorElement::new(style.clone()))
9283// .with_child(ChildView::new(&self.mouse_context_menu, cx))
9284// .into_any()
9285// }
9286
9287// fn ui_name() -> &'static str {
9288// "Editor"
9289// }
9290
9291// fn focus_in(&mut self, focused: AnyView, cx: &mut ViewContext<Self>) {
9292// if cx.is_self_focused() {
9293// let focused_event = EditorFocused(cx.handle());
9294// cx.emit(Event::Focused);
9295// cx.emit_global(focused_event);
9296// }
9297// if let Some(rename) = self.pending_rename.as_ref() {
9298// cx.focus(&rename.editor);
9299// } else if cx.is_self_focused() || !focused.is::<Editor>() {
9300// if !self.focused {
9301// self.blink_manager.update(cx, BlinkManager::enable);
9302// }
9303// self.focused = true;
9304// self.buffer.update(cx, |buffer, cx| {
9305// buffer.finalize_last_transaction(cx);
9306// if self.leader_peer_id.is_none() {
9307// buffer.set_active_selections(
9308// &self.selections.disjoint_anchors(),
9309// self.selections.line_mode,
9310// self.cursor_shape,
9311// cx,
9312// );
9313// }
9314// });
9315// }
9316// }
9317
9318// fn focus_out(&mut self, _: AnyView, cx: &mut ViewContext<Self>) {
9319// let blurred_event = EditorBlurred(cx.handle());
9320// cx.emit_global(blurred_event);
9321// self.focused = false;
9322// self.blink_manager.update(cx, BlinkManager::disable);
9323// self.buffer
9324// .update(cx, |buffer, cx| buffer.remove_active_selections(cx));
9325// self.hide_context_menu(cx);
9326// hide_hover(self, cx);
9327// cx.emit(Event::Blurred);
9328// cx.notify();
9329// }
9330
9331// fn modifiers_changed(
9332// &mut self,
9333// event: &gpui::platform::ModifiersChangedEvent,
9334// cx: &mut ViewContext<Self>,
9335// ) -> bool {
9336// let pending_selection = self.has_pending_selection();
9337
9338// if let Some(point) = &self.link_go_to_definition_state.last_trigger_point {
9339// if event.cmd && !pending_selection {
9340// let point = point.clone();
9341// let snapshot = self.snapshot(cx);
9342// let kind = point.definition_kind(event.shift);
9343
9344// show_link_definition(kind, self, point, snapshot, cx);
9345// return false;
9346// }
9347// }
9348
9349// {
9350// if self.link_go_to_definition_state.symbol_range.is_some()
9351// || !self.link_go_to_definition_state.definitions.is_empty()
9352// {
9353// self.link_go_to_definition_state.symbol_range.take();
9354// self.link_go_to_definition_state.definitions.clear();
9355// cx.notify();
9356// }
9357
9358// self.link_go_to_definition_state.task = None;
9359
9360// self.clear_highlights::<LinkGoToDefinitionState>(cx);
9361// }
9362
9363// false
9364// }
9365
9366// fn update_keymap_context(&self, keymap: &mut KeymapContext, cx: &AppContext) {
9367// Self::reset_to_default_keymap_context(keymap);
9368// let mode = match self.mode {
9369// EditorMode::SingleLine => "single_line",
9370// EditorMode::AutoHeight { .. } => "auto_height",
9371// EditorMode::Full => "full",
9372// };
9373// keymap.add_key("mode", mode);
9374// if self.pending_rename.is_some() {
9375// keymap.add_identifier("renaming");
9376// }
9377// if self.context_menu_visible() {
9378// match self.context_menu.read().as_ref() {
9379// Some(ContextMenu::Completions(_)) => {
9380// keymap.add_identifier("menu");
9381// keymap.add_identifier("showing_completions")
9382// }
9383// Some(ContextMenu::CodeActions(_)) => {
9384// keymap.add_identifier("menu");
9385// keymap.add_identifier("showing_code_actions")
9386// }
9387// None => {}
9388// }
9389// }
9390
9391// for layer in self.keymap_context_layers.values() {
9392// keymap.extend(layer);
9393// }
9394
9395// if let Some(extension) = self
9396// .buffer
9397// .read(cx)
9398// .as_singleton()
9399// .and_then(|buffer| buffer.read(cx).file()?.path().extension()?.to_str())
9400// {
9401// keymap.add_key("extension", extension.to_string());
9402// }
9403// }
9404
9405// fn text_for_range(&self, range_utf16: Range<usize>, cx: &AppContext) -> Option<String> {
9406// Some(
9407// self.buffer
9408// .read(cx)
9409// .read(cx)
9410// .text_for_range(OffsetUtf16(range_utf16.start)..OffsetUtf16(range_utf16.end))
9411// .collect(),
9412// )
9413// }
9414
9415// fn selected_text_range(&self, cx: &AppContext) -> Option<Range<usize>> {
9416// // Prevent the IME menu from appearing when holding down an alphabetic key
9417// // while input is disabled.
9418// if !self.input_enabled {
9419// return None;
9420// }
9421
9422// let range = self.selections.newest::<OffsetUtf16>(cx).range();
9423// Some(range.start.0..range.end.0)
9424// }
9425
9426// fn marked_text_range(&self, cx: &AppContext) -> Option<Range<usize>> {
9427// let snapshot = self.buffer.read(cx).read(cx);
9428// let range = self.text_highlights::<InputComposition>(cx)?.1.get(0)?;
9429// Some(range.start.to_offset_utf16(&snapshot).0..range.end.to_offset_utf16(&snapshot).0)
9430// }
9431
9432// fn unmark_text(&mut self, cx: &mut ViewContext<Self>) {
9433// self.clear_highlights::<InputComposition>(cx);
9434// self.ime_transaction.take();
9435// }
9436
9437// fn replace_text_in_range(
9438// &mut self,
9439// range_utf16: Option<Range<usize>>,
9440// text: &str,
9441// cx: &mut ViewContext<Self>,
9442// ) {
9443// if !self.input_enabled {
9444// cx.emit(Event::InputIgnored { text: text.into() });
9445// return;
9446// }
9447
9448// self.transact(cx, |this, cx| {
9449// let new_selected_ranges = if let Some(range_utf16) = range_utf16 {
9450// let range_utf16 = OffsetUtf16(range_utf16.start)..OffsetUtf16(range_utf16.end);
9451// Some(this.selection_replacement_ranges(range_utf16, cx))
9452// } else {
9453// this.marked_text_ranges(cx)
9454// };
9455
9456// let range_to_replace = new_selected_ranges.as_ref().and_then(|ranges_to_replace| {
9457// let newest_selection_id = this.selections.newest_anchor().id;
9458// this.selections
9459// .all::<OffsetUtf16>(cx)
9460// .iter()
9461// .zip(ranges_to_replace.iter())
9462// .find_map(|(selection, range)| {
9463// if selection.id == newest_selection_id {
9464// Some(
9465// (range.start.0 as isize - selection.head().0 as isize)
9466// ..(range.end.0 as isize - selection.head().0 as isize),
9467// )
9468// } else {
9469// None
9470// }
9471// })
9472// });
9473
9474// cx.emit(Event::InputHandled {
9475// utf16_range_to_replace: range_to_replace,
9476// text: text.into(),
9477// });
9478
9479// if let Some(new_selected_ranges) = new_selected_ranges {
9480// this.change_selections(None, cx, |selections| {
9481// selections.select_ranges(new_selected_ranges)
9482// });
9483// }
9484
9485// this.handle_input(text, cx);
9486// });
9487
9488// if let Some(transaction) = self.ime_transaction {
9489// self.buffer.update(cx, |buffer, cx| {
9490// buffer.group_until_transaction(transaction, cx);
9491// });
9492// }
9493
9494// self.unmark_text(cx);
9495// }
9496
9497// fn replace_and_mark_text_in_range(
9498// &mut self,
9499// range_utf16: Option<Range<usize>>,
9500// text: &str,
9501// new_selected_range_utf16: Option<Range<usize>>,
9502// cx: &mut ViewContext<Self>,
9503// ) {
9504// if !self.input_enabled {
9505// cx.emit(Event::InputIgnored { text: text.into() });
9506// return;
9507// }
9508
9509// let transaction = self.transact(cx, |this, cx| {
9510// let ranges_to_replace = if let Some(mut marked_ranges) = this.marked_text_ranges(cx) {
9511// let snapshot = this.buffer.read(cx).read(cx);
9512// if let Some(relative_range_utf16) = range_utf16.as_ref() {
9513// for marked_range in &mut marked_ranges {
9514// marked_range.end.0 = marked_range.start.0 + relative_range_utf16.end;
9515// marked_range.start.0 += relative_range_utf16.start;
9516// marked_range.start =
9517// snapshot.clip_offset_utf16(marked_range.start, Bias::Left);
9518// marked_range.end =
9519// snapshot.clip_offset_utf16(marked_range.end, Bias::Right);
9520// }
9521// }
9522// Some(marked_ranges)
9523// } else if let Some(range_utf16) = range_utf16 {
9524// let range_utf16 = OffsetUtf16(range_utf16.start)..OffsetUtf16(range_utf16.end);
9525// Some(this.selection_replacement_ranges(range_utf16, cx))
9526// } else {
9527// None
9528// };
9529
9530// let range_to_replace = ranges_to_replace.as_ref().and_then(|ranges_to_replace| {
9531// let newest_selection_id = this.selections.newest_anchor().id;
9532// this.selections
9533// .all::<OffsetUtf16>(cx)
9534// .iter()
9535// .zip(ranges_to_replace.iter())
9536// .find_map(|(selection, range)| {
9537// if selection.id == newest_selection_id {
9538// Some(
9539// (range.start.0 as isize - selection.head().0 as isize)
9540// ..(range.end.0 as isize - selection.head().0 as isize),
9541// )
9542// } else {
9543// None
9544// }
9545// })
9546// });
9547
9548// cx.emit(Event::InputHandled {
9549// utf16_range_to_replace: range_to_replace,
9550// text: text.into(),
9551// });
9552
9553// if let Some(ranges) = ranges_to_replace {
9554// this.change_selections(None, cx, |s| s.select_ranges(ranges));
9555// }
9556
9557// let marked_ranges = {
9558// let snapshot = this.buffer.read(cx).read(cx);
9559// this.selections
9560// .disjoint_anchors()
9561// .iter()
9562// .map(|selection| {
9563// selection.start.bias_left(&*snapshot)..selection.end.bias_right(&*snapshot)
9564// })
9565// .collect::<Vec<_>>()
9566// };
9567
9568// if text.is_empty() {
9569// this.unmark_text(cx);
9570// } else {
9571// this.highlight_text::<InputComposition>(
9572// marked_ranges.clone(),
9573// this.style(cx).composition_mark,
9574// cx,
9575// );
9576// }
9577
9578// this.handle_input(text, cx);
9579
9580// if let Some(new_selected_range) = new_selected_range_utf16 {
9581// let snapshot = this.buffer.read(cx).read(cx);
9582// let new_selected_ranges = marked_ranges
9583// .into_iter()
9584// .map(|marked_range| {
9585// let insertion_start = marked_range.start.to_offset_utf16(&snapshot).0;
9586// let new_start = OffsetUtf16(new_selected_range.start + insertion_start);
9587// let new_end = OffsetUtf16(new_selected_range.end + insertion_start);
9588// snapshot.clip_offset_utf16(new_start, Bias::Left)
9589// ..snapshot.clip_offset_utf16(new_end, Bias::Right)
9590// })
9591// .collect::<Vec<_>>();
9592
9593// drop(snapshot);
9594// this.change_selections(None, cx, |selections| {
9595// selections.select_ranges(new_selected_ranges)
9596// });
9597// }
9598// });
9599
9600// self.ime_transaction = self.ime_transaction.or(transaction);
9601// if let Some(transaction) = self.ime_transaction {
9602// self.buffer.update(cx, |buffer, cx| {
9603// buffer.group_until_transaction(transaction, cx);
9604// });
9605// }
9606
9607// if self.text_highlights::<InputComposition>(cx).is_none() {
9608// self.ime_transaction.take();
9609// }
9610// }
9611// }
9612
9613// fn build_style(
9614// settings: &ThemeSettings,
9615// get_field_editor_theme: Option<&GetFieldEditorTheme>,
9616// override_text_style: Option<&OverrideTextStyle>,
9617// cx: &mut AppContext,
9618// ) -> EditorStyle {
9619// let font_cache = cx.font_cache();
9620// let line_height_scalar = settings.line_height();
9621// let theme_id = settings.theme.meta.id;
9622// let mut theme = settings.theme.editor.clone();
9623// let mut style = if let Some(get_field_editor_theme) = get_field_editor_theme {
9624// let field_editor_theme = get_field_editor_theme(&settings.theme);
9625// theme.text_color = field_editor_theme.text.color;
9626// theme.selection = field_editor_theme.selection;
9627// theme.background = field_editor_theme
9628// .container
9629// .background_color
9630// .unwrap_or_default();
9631// EditorStyle {
9632// text: field_editor_theme.text,
9633// placeholder_text: field_editor_theme.placeholder_text,
9634// line_height_scalar,
9635// theme,
9636// theme_id,
9637// }
9638// } else {
9639// todo!();
9640// // let font_family_id = settings.buffer_font_family;
9641// // let font_family_name = cx.font_cache().family_name(font_family_id).unwrap();
9642// // let font_properties = Default::default();
9643// // let font_id = font_cache
9644// // .select_font(font_family_id, &font_properties)
9645// // .unwrap();
9646// // let font_size = settings.buffer_font_size(cx);
9647// // EditorStyle {
9648// // text: TextStyle {
9649// // color: settings.theme.editor.text_color,
9650// // font_family_name,
9651// // font_family_id,
9652// // font_id,
9653// // font_size,
9654// // font_properties,
9655// // underline: Default::default(),
9656// // soft_wrap: false,
9657// // },
9658// // placeholder_text: None,
9659// // line_height_scalar,
9660// // theme,
9661// // theme_id,
9662// // }
9663// };
9664
9665// if let Some(highlight_style) = override_text_style.and_then(|build_style| build_style(&style)) {
9666// if let Some(highlighted) = style
9667// .text
9668// .clone()
9669// .highlight(highlight_style, font_cache)
9670// .log_err()
9671// {
9672// style.text = highlighted;
9673// }
9674// }
9675
9676// style
9677// }
9678
9679trait SelectionExt {
9680 fn offset_range(&self, buffer: &MultiBufferSnapshot) -> Range<usize>;
9681 fn point_range(&self, buffer: &MultiBufferSnapshot) -> Range<Point>;
9682 fn display_range(&self, map: &DisplaySnapshot) -> Range<DisplayPoint>;
9683 fn spanned_rows(&self, include_end_if_at_line_start: bool, map: &DisplaySnapshot)
9684 -> Range<u32>;
9685}
9686
9687impl<T: ToPoint + ToOffset> SelectionExt for Selection<T> {
9688 fn point_range(&self, buffer: &MultiBufferSnapshot) -> Range<Point> {
9689 let start = self.start.to_point(buffer);
9690 let end = self.end.to_point(buffer);
9691 if self.reversed {
9692 end..start
9693 } else {
9694 start..end
9695 }
9696 }
9697
9698 fn offset_range(&self, buffer: &MultiBufferSnapshot) -> Range<usize> {
9699 let start = self.start.to_offset(buffer);
9700 let end = self.end.to_offset(buffer);
9701 if self.reversed {
9702 end..start
9703 } else {
9704 start..end
9705 }
9706 }
9707
9708 fn display_range(&self, map: &DisplaySnapshot) -> Range<DisplayPoint> {
9709 let start = self
9710 .start
9711 .to_point(&map.buffer_snapshot)
9712 .to_display_point(map);
9713 let end = self
9714 .end
9715 .to_point(&map.buffer_snapshot)
9716 .to_display_point(map);
9717 if self.reversed {
9718 end..start
9719 } else {
9720 start..end
9721 }
9722 }
9723
9724 fn spanned_rows(
9725 &self,
9726 include_end_if_at_line_start: bool,
9727 map: &DisplaySnapshot,
9728 ) -> Range<u32> {
9729 let start = self.start.to_point(&map.buffer_snapshot);
9730 let mut end = self.end.to_point(&map.buffer_snapshot);
9731 if !include_end_if_at_line_start && start.row != end.row && end.column == 0 {
9732 end.row -= 1;
9733 }
9734
9735 let buffer_start = map.prev_line_boundary(start).0;
9736 let buffer_end = map.next_line_boundary(end).0;
9737 buffer_start.row..buffer_end.row + 1
9738 }
9739}
9740
9741impl<T: InvalidationRegion> InvalidationStack<T> {
9742 fn invalidate<S>(&mut self, selections: &[Selection<S>], buffer: &MultiBufferSnapshot)
9743 where
9744 S: Clone + ToOffset,
9745 {
9746 while let Some(region) = self.last() {
9747 let all_selections_inside_invalidation_ranges =
9748 if selections.len() == region.ranges().len() {
9749 selections
9750 .iter()
9751 .zip(region.ranges().iter().map(|r| r.to_offset(buffer)))
9752 .all(|(selection, invalidation_range)| {
9753 let head = selection.head().to_offset(buffer);
9754 invalidation_range.start <= head && invalidation_range.end >= head
9755 })
9756 } else {
9757 false
9758 };
9759
9760 if all_selections_inside_invalidation_ranges {
9761 break;
9762 } else {
9763 self.pop();
9764 }
9765 }
9766 }
9767}
9768
9769impl<T> Default for InvalidationStack<T> {
9770 fn default() -> Self {
9771 Self(Default::default())
9772 }
9773}
9774
9775impl<T> Deref for InvalidationStack<T> {
9776 type Target = Vec<T>;
9777
9778 fn deref(&self) -> &Self::Target {
9779 &self.0
9780 }
9781}
9782
9783impl<T> DerefMut for InvalidationStack<T> {
9784 fn deref_mut(&mut self) -> &mut Self::Target {
9785 &mut self.0
9786 }
9787}
9788
9789impl InvalidationRegion for SnippetState {
9790 fn ranges(&self) -> &[Range<Anchor>] {
9791 &self.ranges[self.active_index]
9792 }
9793}
9794
9795// impl Deref for EditorStyle {
9796// type Target = theme::Editor;
9797
9798// fn deref(&self) -> &Self::Target {
9799// &self.theme
9800// }
9801// }
9802
9803// pub fn diagnostic_block_renderer(diagnostic: Diagnostic, is_valid: bool) -> RenderBlock {
9804// let mut highlighted_lines = Vec::new();
9805
9806// for (index, line) in diagnostic.message.lines().enumerate() {
9807// let line = match &diagnostic.source {
9808// Some(source) if index == 0 => {
9809// let source_highlight = Vec::from_iter(0..source.len());
9810// highlight_diagnostic_message(source_highlight, &format!("{source}: {line}"))
9811// }
9812
9813// _ => highlight_diagnostic_message(Vec::new(), line),
9814// };
9815// highlighted_lines.push(line);
9816// }
9817// let message = diagnostic.message;
9818// Arc::new(move |cx: &mut BlockContext| {
9819// let message = message.clone();
9820// let settings = ThemeSettings::get_global(cx);
9821// let tooltip_style = settings.theme.tooltip.clone();
9822// let theme = &settings.theme.editor;
9823// let style = diagnostic_style(diagnostic.severity, is_valid, theme);
9824// let font_size = (style.text_scale_factor * settings.buffer_font_size(cx)).round();
9825// let anchor_x = cx.anchor_x;
9826// enum BlockContextToolip {}
9827// MouseEventHandler::new::<BlockContext, _>(cx.block_id, cx, |_, _| {
9828// Flex::column()
9829// .with_children(highlighted_lines.iter().map(|(line, highlights)| {
9830// Label::new(
9831// line.clone(),
9832// style.message.clone().with_font_size(font_size),
9833// )
9834// .with_highlights(highlights.clone())
9835// .contained()
9836// .with_margin_left(anchor_x)
9837// }))
9838// .aligned()
9839// .left()
9840// .into_any()
9841// })
9842// .with_cursor_style(CursorStyle::PointingHand)
9843// .on_click(MouseButton::Left, move |_, _, cx| {
9844// cx.write_to_clipboard(ClipboardItem::new(message.clone()));
9845// })
9846// // We really need to rethink this ID system...
9847// .with_tooltip::<BlockContextToolip>(
9848// cx.block_id,
9849// "Copy diagnostic message",
9850// None,
9851// tooltip_style,
9852// cx,
9853// )
9854// .into_any()
9855// })
9856// }
9857
9858pub fn highlight_diagnostic_message(
9859 initial_highlights: Vec<usize>,
9860 message: &str,
9861) -> (String, Vec<usize>) {
9862 let mut message_without_backticks = String::new();
9863 let mut prev_offset = 0;
9864 let mut inside_block = false;
9865 let mut highlights = initial_highlights;
9866 for (match_ix, (offset, _)) in message
9867 .match_indices('`')
9868 .chain([(message.len(), "")])
9869 .enumerate()
9870 {
9871 message_without_backticks.push_str(&message[prev_offset..offset]);
9872 if inside_block {
9873 highlights.extend(prev_offset - match_ix..offset - match_ix);
9874 }
9875
9876 inside_block = !inside_block;
9877 prev_offset = offset + 1;
9878 }
9879
9880 (message_without_backticks, highlights)
9881}
9882
9883// pub fn diagnostic_style(
9884// severity: DiagnosticSeverity,
9885// valid: bool,
9886// theme: &theme::Editor,
9887// ) -> DiagnosticStyle {
9888// match (severity, valid) {
9889// (DiagnosticSeverity::ERROR, true) => theme.error_diagnostic.clone(),
9890// (DiagnosticSeverity::ERROR, false) => theme.invalid_error_diagnostic.clone(),
9891// (DiagnosticSeverity::WARNING, true) => theme.warning_diagnostic.clone(),
9892// (DiagnosticSeverity::WARNING, false) => theme.invalid_warning_diagnostic.clone(),
9893// (DiagnosticSeverity::INFORMATION, true) => theme.information_diagnostic.clone(),
9894// (DiagnosticSeverity::INFORMATION, false) => theme.invalid_information_diagnostic.clone(),
9895// (DiagnosticSeverity::HINT, true) => theme.hint_diagnostic.clone(),
9896// (DiagnosticSeverity::HINT, false) => theme.invalid_hint_diagnostic.clone(),
9897// _ => theme.invalid_hint_diagnostic.clone(),
9898// }
9899// }
9900
9901// pub fn combine_syntax_and_fuzzy_match_highlights(
9902// text: &str,
9903// default_style: HighlightStyle,
9904// syntax_ranges: impl Iterator<Item = (Range<usize>, HighlightStyle)>,
9905// match_indices: &[usize],
9906// ) -> Vec<(Range<usize>, HighlightStyle)> {
9907// let mut result = Vec::new();
9908// let mut match_indices = match_indices.iter().copied().peekable();
9909
9910// for (range, mut syntax_highlight) in syntax_ranges.chain([(usize::MAX..0, Default::default())])
9911// {
9912// syntax_highlight.weight = None;
9913
9914// // Add highlights for any fuzzy match characters before the next
9915// // syntax highlight range.
9916// while let Some(&match_index) = match_indices.peek() {
9917// if match_index >= range.start {
9918// break;
9919// }
9920// match_indices.next();
9921// let end_index = char_ix_after(match_index, text);
9922// let mut match_style = default_style;
9923// match_style.weight = Some(FontWeight::BOLD);
9924// result.push((match_index..end_index, match_style));
9925// }
9926
9927// if range.start == usize::MAX {
9928// break;
9929// }
9930
9931// // Add highlights for any fuzzy match characters within the
9932// // syntax highlight range.
9933// let mut offset = range.start;
9934// while let Some(&match_index) = match_indices.peek() {
9935// if match_index >= range.end {
9936// break;
9937// }
9938
9939// match_indices.next();
9940// if match_index > offset {
9941// result.push((offset..match_index, syntax_highlight));
9942// }
9943
9944// let mut end_index = char_ix_after(match_index, text);
9945// while let Some(&next_match_index) = match_indices.peek() {
9946// if next_match_index == end_index && next_match_index < range.end {
9947// end_index = char_ix_after(next_match_index, text);
9948// match_indices.next();
9949// } else {
9950// break;
9951// }
9952// }
9953
9954// let mut match_style = syntax_highlight;
9955// match_style.weight = Some(FontWeight::BOLD);
9956// result.push((match_index..end_index, match_style));
9957// offset = end_index;
9958// }
9959
9960// if offset < range.end {
9961// result.push((offset..range.end, syntax_highlight));
9962// }
9963// }
9964
9965// fn char_ix_after(ix: usize, text: &str) -> usize {
9966// ix + text[ix..].chars().next().unwrap().len_utf8()
9967// }
9968
9969// result
9970// }
9971
9972// pub fn styled_runs_for_code_label<'a>(
9973// label: &'a CodeLabel,
9974// syntax_theme: &'a theme::SyntaxTheme,
9975// ) -> impl 'a + Iterator<Item = (Range<usize>, HighlightStyle)> {
9976// let fade_out = HighlightStyle {
9977// fade_out: Some(0.35),
9978// ..Default::default()
9979// };
9980
9981// let mut prev_end = label.filter_range.end;
9982// label
9983// .runs
9984// .iter()
9985// .enumerate()
9986// .flat_map(move |(ix, (range, highlight_id))| {
9987// let style = if let Some(style) = highlight_id.style(syntax_theme) {
9988// style
9989// } else {
9990// return Default::default();
9991// };
9992// let mut muted_style = style;
9993// muted_style.highlight(fade_out);
9994
9995// let mut runs = SmallVec::<[(Range<usize>, HighlightStyle); 3]>::new();
9996// if range.start >= label.filter_range.end {
9997// if range.start > prev_end {
9998// runs.push((prev_end..range.start, fade_out));
9999// }
10000// runs.push((range.clone(), muted_style));
10001// } else if range.end <= label.filter_range.end {
10002// runs.push((range.clone(), style));
10003// } else {
10004// runs.push((range.start..label.filter_range.end, style));
10005// runs.push((label.filter_range.end..range.end, muted_style));
10006// }
10007// prev_end = cmp::max(prev_end, range.end);
10008
10009// if ix + 1 == label.runs.len() && label.text.len() > prev_end {
10010// runs.push((prev_end..label.text.len(), fade_out));
10011// }
10012
10013// runs
10014// })
10015
10016pub fn split_words<'a>(text: &'a str) -> impl std::iter::Iterator<Item = &'a str> + 'a {
10017 let mut index = 0;
10018 let mut codepoints = text.char_indices().peekable();
10019
10020 std::iter::from_fn(move || {
10021 let start_index = index;
10022 while let Some((new_index, codepoint)) = codepoints.next() {
10023 index = new_index + codepoint.len_utf8();
10024 let current_upper = codepoint.is_uppercase();
10025 let next_upper = codepoints
10026 .peek()
10027 .map(|(_, c)| c.is_uppercase())
10028 .unwrap_or(false);
10029
10030 if !current_upper && next_upper {
10031 return Some(&text[start_index..index]);
10032 }
10033 }
10034
10035 index = text.len();
10036 if start_index < text.len() {
10037 return Some(&text[start_index..]);
10038 }
10039 None
10040 })
10041 .flat_map(|word| word.split_inclusive('_'))
10042 .flat_map(|word| word.split_inclusive('-'))
10043}
10044
10045trait RangeToAnchorExt {
10046 fn to_anchors(self, snapshot: &MultiBufferSnapshot) -> Range<Anchor>;
10047}
10048
10049impl<T: ToOffset> RangeToAnchorExt for Range<T> {
10050 fn to_anchors(self, snapshot: &MultiBufferSnapshot) -> Range<Anchor> {
10051 snapshot.anchor_after(self.start)..snapshot.anchor_before(self.end)
10052 }
10053}