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oak-gpui/crates/editor2/src/editor.rs
T
Antonio Scandurra 3e8fcefaef Remove more todos
2023-11-03 14:42:26 +01:00

10121 lines
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#![allow(unused)]
mod blink_manager;
pub mod display_map;
mod editor_settings;
mod element;
mod inlay_hint_cache;
mod git;
mod highlight_matching_bracket;
mod hover_popover;
pub mod items;
mod link_go_to_definition;
mod mouse_context_menu;
pub mod movement;
mod persistence;
pub mod scroll;
pub mod selections_collection;
#[cfg(test)]
mod editor_tests;
#[cfg(any(test, feature = "test-support"))]
pub mod test;
use aho_corasick::AhoCorasick;
use anyhow::{Context as _, Result};
use blink_manager::BlinkManager;
use client::{ClickhouseEvent, Client, Collaborator, ParticipantIndex, TelemetrySettings};
use clock::ReplicaId;
use collections::{BTreeMap, HashMap, HashSet, VecDeque};
use copilot::Copilot;
pub use display_map::DisplayPoint;
use display_map::*;
pub use editor_settings::EditorSettings;
pub use element::{
Cursor, EditorElement, HighlightedRange, HighlightedRangeLine, LineWithInvisibles,
};
use futures::FutureExt;
use fuzzy::{StringMatch, StringMatchCandidate};
use gpui::{
div, AnyElement, AppContext, BackgroundExecutor, Context, Div, Element, EventEmitter,
FocusHandle, Hsla, Model, Pixels, Render, Subscription, Task, TextStyle, View, ViewContext,
VisualContext, WeakView, WindowContext,
};
use highlight_matching_bracket::refresh_matching_bracket_highlights;
use hover_popover::{hide_hover, HoverState};
use inlay_hint_cache::{InlayHintCache, InlaySplice, InvalidationStrategy};
pub use items::MAX_TAB_TITLE_LEN;
use itertools::Itertools;
pub use language::{char_kind, CharKind};
use language::{
language_settings::{self, all_language_settings, InlayHintSettings},
point_from_lsp, AutoindentMode, BracketPair, Buffer, CodeAction, Completion, CursorShape,
Diagnostic, Language, LanguageRegistry, LanguageServerName, OffsetRangeExt, Point, Selection,
SelectionGoal, TransactionId,
};
use link_go_to_definition::{GoToDefinitionLink, InlayHighlight, LinkGoToDefinitionState};
use lsp::{Documentation, LanguageServerId};
pub use multi_buffer::{
Anchor, AnchorRangeExt, ExcerptId, ExcerptRange, MultiBuffer, MultiBufferSnapshot, ToOffset,
ToPoint,
};
use ordered_float::OrderedFloat;
use parking_lot::RwLock;
use project::{FormatTrigger, Location, Project};
use rpc::proto::*;
use scroll::{
autoscroll::Autoscroll, OngoingScroll, ScrollAnchor, ScrollManager, ScrollbarAutoHide,
};
use selections_collection::{MutableSelectionsCollection, SelectionsCollection};
use serde::{Deserialize, Serialize};
use settings::{Settings, SettingsStore};
use std::{
any::TypeId,
borrow::Cow,
cmp::{self, Reverse},
ops::{ControlFlow, Deref, DerefMut, Range},
path::Path,
sync::Arc,
time::{Duration, Instant},
};
pub use sum_tree::Bias;
use sum_tree::TreeMap;
use text::Rope;
use theme::ThemeColors;
use util::{post_inc, RangeExt, ResultExt, TryFutureExt};
use workspace::{ItemNavHistory, SplitDirection, ViewId, Workspace};
const CURSOR_BLINK_INTERVAL: Duration = Duration::from_millis(500);
const MAX_LINE_LEN: usize = 1024;
const MIN_NAVIGATION_HISTORY_ROW_DELTA: i64 = 10;
const MAX_SELECTION_HISTORY_LEN: usize = 1024;
const COPILOT_DEBOUNCE_TIMEOUT: Duration = Duration::from_millis(75);
pub const CODE_ACTIONS_DEBOUNCE_TIMEOUT: Duration = Duration::from_millis(250);
pub const DOCUMENT_HIGHLIGHTS_DEBOUNCE_TIMEOUT: Duration = Duration::from_millis(75);
pub const FORMAT_TIMEOUT: Duration = Duration::from_secs(2);
// pub fn render_parsed_markdown<Tag: 'static>(
// parsed: &language::ParsedMarkdown,
// editor_style: &EditorStyle,
// workspace: Option<WeakView<Workspace>>,
// cx: &mut ViewContext<Editor>,
// ) -> Text {
// enum RenderedMarkdown {}
// let parsed = parsed.clone();
// let view_id = cx.view_id();
// let code_span_background_color = editor_style.document_highlight_read_background;
// let mut region_id = 0;
// todo!()
// // Text::new(parsed.text, editor_style.text.clone())
// // .with_highlights(
// // parsed
// // .highlights
// // .iter()
// // .filter_map(|(range, highlight)| {
// // let highlight = highlight.to_highlight_style(&editor_style.syntax)?;
// // Some((range.clone(), highlight))
// // })
// // .collect::<Vec<_>>(),
// // )
// // .with_custom_runs(parsed.region_ranges, move |ix, bounds, cx| {
// // region_id += 1;
// // let region = parsed.regions[ix].clone();
// // if let Some(link) = region.link {
// // cx.scene().push_cursor_region(CursorRegion {
// // bounds,
// // style: CursorStyle::PointingHand,
// // });
// // cx.scene().push_mouse_region(
// // MouseRegion::new::<(RenderedMarkdown, Tag)>(view_id, region_id, bounds)
// // .on_down::<Editor, _>(MouseButton::Left, move |_, _, cx| match &link {
// // markdown::Link::Web { url } => cx.platform().open_url(url),
// // markdown::Link::Path { path } => {
// // if let Some(workspace) = &workspace {
// // _ = workspace.update(cx, |workspace, cx| {
// // workspace.open_abs_path(path.clone(), false, cx).detach();
// // });
// // }
// // }
// // }),
// // );
// // }
// // if region.code {
// // cx.draw_quad(Quad {
// // bounds,
// // background: Some(code_span_background_color),
// // corner_radii: (2.0).into(),
// // order: todo!(),
// // content_mask: todo!(),
// // border_color: todo!(),
// // border_widths: todo!(),
// // });
// // }
// // })
// // .with_soft_wrap(true)
// }
#[derive(Clone, Deserialize, PartialEq, Default)]
pub struct SelectNext {
#[serde(default)]
pub replace_newest: bool,
}
#[derive(Clone, Deserialize, PartialEq, Default)]
pub struct SelectPrevious {
#[serde(default)]
pub replace_newest: bool,
}
#[derive(Clone, Deserialize, PartialEq, Default)]
pub struct SelectAllMatches {
#[serde(default)]
pub replace_newest: bool,
}
#[derive(Clone, Deserialize, PartialEq)]
pub struct SelectToBeginningOfLine {
#[serde(default)]
stop_at_soft_wraps: bool,
}
#[derive(Clone, Default, Deserialize, PartialEq)]
pub struct MovePageUp {
#[serde(default)]
center_cursor: bool,
}
#[derive(Clone, Default, Deserialize, PartialEq)]
pub struct MovePageDown {
#[serde(default)]
center_cursor: bool,
}
#[derive(Clone, Deserialize, PartialEq)]
pub struct SelectToEndOfLine {
#[serde(default)]
stop_at_soft_wraps: bool,
}
#[derive(Clone, Deserialize, PartialEq)]
pub struct ToggleCodeActions {
#[serde(default)]
pub deployed_from_indicator: bool,
}
#[derive(Clone, Default, Deserialize, PartialEq)]
pub struct ConfirmCompletion {
#[serde(default)]
pub item_ix: Option<usize>,
}
#[derive(Clone, Default, Deserialize, PartialEq)]
pub struct ConfirmCodeAction {
#[serde(default)]
pub item_ix: Option<usize>,
}
#[derive(Clone, Default, Deserialize, PartialEq)]
pub struct ToggleComments {
#[serde(default)]
pub advance_downwards: bool,
}
#[derive(Clone, Default, Deserialize, PartialEq)]
pub struct FoldAt {
pub buffer_row: u32,
}
#[derive(Clone, Default, Deserialize, PartialEq)]
pub struct UnfoldAt {
pub buffer_row: u32,
}
#[derive(Clone, Default, Deserialize, PartialEq)]
pub struct GutterHover {
pub hovered: bool,
}
#[derive(Clone, Copy, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
pub enum InlayId {
Suggestion(usize),
Hint(usize),
}
impl InlayId {
fn id(&self) -> usize {
match self {
Self::Suggestion(id) => *id,
Self::Hint(id) => *id,
}
}
}
// actions!(
// editor,
// [
// Cancel,
// Backspace,
// Delete,
// Newline,
// NewlineAbove,
// NewlineBelow,
// GoToDiagnostic,
// GoToPrevDiagnostic,
// GoToHunk,
// GoToPrevHunk,
// Indent,
// Outdent,
// DeleteLine,
// DeleteToPreviousWordStart,
// DeleteToPreviousSubwordStart,
// DeleteToNextWordEnd,
// DeleteToNextSubwordEnd,
// DeleteToBeginningOfLine,
// DeleteToEndOfLine,
// CutToEndOfLine,
// DuplicateLine,
// MoveLineUp,
// MoveLineDown,
// JoinLines,
// SortLinesCaseSensitive,
// SortLinesCaseInsensitive,
// ReverseLines,
// ShuffleLines,
// ConvertToUpperCase,
// ConvertToLowerCase,
// ConvertToTitleCase,
// ConvertToSnakeCase,
// ConvertToKebabCase,
// ConvertToUpperCamelCase,
// ConvertToLowerCamelCase,
// Transpose,
// Cut,
// Copy,
// Paste,
// Undo,
// Redo,
// MoveUp,
// PageUp,
// MoveDown,
// PageDown,
// MoveLeft,
// MoveRight,
// MoveToPreviousWordStart,
// MoveToPreviousSubwordStart,
// MoveToNextWordEnd,
// MoveToNextSubwordEnd,
// MoveToBeginningOfLine,
// MoveToEndOfLine,
// MoveToStartOfParagraph,
// MoveToEndOfParagraph,
// MoveToBeginning,
// MoveToEnd,
// SelectUp,
// SelectDown,
// SelectLeft,
// SelectRight,
// SelectToPreviousWordStart,
// SelectToPreviousSubwordStart,
// SelectToNextWordEnd,
// SelectToNextSubwordEnd,
// SelectToStartOfParagraph,
// SelectToEndOfParagraph,
// SelectToBeginning,
// SelectToEnd,
// SelectAll,
// SelectLine,
// SplitSelectionIntoLines,
// AddSelectionAbove,
// AddSelectionBelow,
// Tab,
// TabPrev,
// ShowCharacterPalette,
// SelectLargerSyntaxNode,
// SelectSmallerSyntaxNode,
// GoToDefinition,
// GoToDefinitionSplit,
// GoToTypeDefinition,
// GoToTypeDefinitionSplit,
// MoveToEnclosingBracket,
// UndoSelection,
// RedoSelection,
// FindAllReferences,
// Rename,
// ConfirmRename,
// Fold,
// UnfoldLines,
// FoldSelectedRanges,
// ShowCompletions,
// OpenExcerpts,
// RestartLanguageServer,
// Hover,
// Format,
// ToggleSoftWrap,
// ToggleInlayHints,
// RevealInFinder,
// CopyPath,
// CopyRelativePath,
// CopyHighlightJson,
// ContextMenuFirst,
// ContextMenuPrev,
// ContextMenuNext,
// ContextMenuLast,
// ]
// );
// impl_actions!(
// editor,
// [
// SelectNext,
// SelectPrevious,
// SelectAllMatches,
// SelectToBeginningOfLine,
// SelectToEndOfLine,
// ToggleCodeActions,
// MovePageUp,
// MovePageDown,
// ConfirmCompletion,
// ConfirmCodeAction,
// ToggleComments,
// FoldAt,
// UnfoldAt,
// GutterHover
// ]
// );
// todo!(revisit these actions)
pub struct ShowCompletions;
pub struct Rename;
pub struct GoToDefinition;
pub struct GoToTypeDefinition;
pub struct GoToDefinitionSplit;
pub struct GoToTypeDefinitionSplit;
enum DocumentHighlightRead {}
enum DocumentHighlightWrite {}
enum InputComposition {}
#[derive(Copy, Clone, PartialEq, Eq)]
pub enum Direction {
Prev,
Next,
}
pub fn init_settings(cx: &mut AppContext) {
EditorSettings::register(cx);
}
pub fn init(cx: &mut AppContext) {
init_settings(cx);
// cx.add_action(Editor::new_file);
// cx.add_action(Editor::new_file_in_direction);
// cx.add_action(Editor::cancel);
// cx.add_action(Editor::newline);
// cx.add_action(Editor::newline_above);
// cx.add_action(Editor::newline_below);
// cx.add_action(Editor::backspace);
// cx.add_action(Editor::delete);
// cx.add_action(Editor::tab);
// cx.add_action(Editor::tab_prev);
// cx.add_action(Editor::indent);
// cx.add_action(Editor::outdent);
// cx.add_action(Editor::delete_line);
// cx.add_action(Editor::join_lines);
// cx.add_action(Editor::sort_lines_case_sensitive);
// cx.add_action(Editor::sort_lines_case_insensitive);
// cx.add_action(Editor::reverse_lines);
// cx.add_action(Editor::shuffle_lines);
// cx.add_action(Editor::convert_to_upper_case);
// cx.add_action(Editor::convert_to_lower_case);
// cx.add_action(Editor::convert_to_title_case);
// cx.add_action(Editor::convert_to_snake_case);
// cx.add_action(Editor::convert_to_kebab_case);
// cx.add_action(Editor::convert_to_upper_camel_case);
// cx.add_action(Editor::convert_to_lower_camel_case);
// cx.add_action(Editor::delete_to_previous_word_start);
// cx.add_action(Editor::delete_to_previous_subword_start);
// cx.add_action(Editor::delete_to_next_word_end);
// cx.add_action(Editor::delete_to_next_subword_end);
// cx.add_action(Editor::delete_to_beginning_of_line);
// cx.add_action(Editor::delete_to_end_of_line);
// cx.add_action(Editor::cut_to_end_of_line);
// cx.add_action(Editor::duplicate_line);
// cx.add_action(Editor::move_line_up);
// cx.add_action(Editor::move_line_down);
// cx.add_action(Editor::transpose);
// cx.add_action(Editor::cut);
// cx.add_action(Editor::copy);
// cx.add_action(Editor::paste);
// cx.add_action(Editor::undo);
// cx.add_action(Editor::redo);
// cx.add_action(Editor::move_up);
// cx.add_action(Editor::move_page_up);
// cx.add_action(Editor::move_down);
// cx.add_action(Editor::move_page_down);
// cx.add_action(Editor::next_screen);
// cx.add_action(Editor::move_left);
// cx.add_action(Editor::move_right);
// cx.add_action(Editor::move_to_previous_word_start);
// cx.add_action(Editor::move_to_previous_subword_start);
// cx.add_action(Editor::move_to_next_word_end);
// cx.add_action(Editor::move_to_next_subword_end);
// cx.add_action(Editor::move_to_beginning_of_line);
// cx.add_action(Editor::move_to_end_of_line);
// cx.add_action(Editor::move_to_start_of_paragraph);
// cx.add_action(Editor::move_to_end_of_paragraph);
// cx.add_action(Editor::move_to_beginning);
// cx.add_action(Editor::move_to_end);
// cx.add_action(Editor::select_up);
// cx.add_action(Editor::select_down);
// cx.add_action(Editor::select_left);
// cx.add_action(Editor::select_right);
// cx.add_action(Editor::select_to_previous_word_start);
// cx.add_action(Editor::select_to_previous_subword_start);
// cx.add_action(Editor::select_to_next_word_end);
// cx.add_action(Editor::select_to_next_subword_end);
// cx.add_action(Editor::select_to_beginning_of_line);
// cx.add_action(Editor::select_to_end_of_line);
// cx.add_action(Editor::select_to_start_of_paragraph);
// cx.add_action(Editor::select_to_end_of_paragraph);
// cx.add_action(Editor::select_to_beginning);
// cx.add_action(Editor::select_to_end);
// cx.add_action(Editor::select_all);
// cx.add_action(Editor::select_all_matches);
// cx.add_action(Editor::select_line);
// cx.add_action(Editor::split_selection_into_lines);
// cx.add_action(Editor::add_selection_above);
// cx.add_action(Editor::add_selection_below);
// cx.add_action(Editor::select_next);
// cx.add_action(Editor::select_previous);
// cx.add_action(Editor::toggle_comments);
// cx.add_action(Editor::select_larger_syntax_node);
// cx.add_action(Editor::select_smaller_syntax_node);
// cx.add_action(Editor::move_to_enclosing_bracket);
// cx.add_action(Editor::undo_selection);
// cx.add_action(Editor::redo_selection);
// cx.add_action(Editor::go_to_diagnostic);
// cx.add_action(Editor::go_to_prev_diagnostic);
// cx.add_action(Editor::go_to_hunk);
// cx.add_action(Editor::go_to_prev_hunk);
// cx.add_action(Editor::go_to_definition);
// cx.add_action(Editor::go_to_definition_split);
// cx.add_action(Editor::go_to_type_definition);
// cx.add_action(Editor::go_to_type_definition_split);
// cx.add_action(Editor::fold);
// cx.add_action(Editor::fold_at);
// cx.add_action(Editor::unfold_lines);
// cx.add_action(Editor::unfold_at);
// cx.add_action(Editor::gutter_hover);
// cx.add_action(Editor::fold_selected_ranges);
// cx.add_action(Editor::show_completions);
// cx.add_action(Editor::toggle_code_actions);
// cx.add_action(Editor::open_excerpts);
// cx.add_action(Editor::toggle_soft_wrap);
// cx.add_action(Editor::toggle_inlay_hints);
// cx.add_action(Editor::reveal_in_finder);
// cx.add_action(Editor::copy_path);
// cx.add_action(Editor::copy_relative_path);
// cx.add_action(Editor::copy_highlight_json);
// cx.add_async_action(Editor::format);
// cx.add_action(Editor::restart_language_server);
// cx.add_action(Editor::show_character_palette);
// cx.add_async_action(Editor::confirm_completion);
// cx.add_async_action(Editor::confirm_code_action);
// cx.add_async_action(Editor::rename);
// cx.add_async_action(Editor::confirm_rename);
// cx.add_async_action(Editor::find_all_references);
// cx.add_action(Editor::next_copilot_suggestion);
// cx.add_action(Editor::previous_copilot_suggestion);
// cx.add_action(Editor::copilot_suggest);
// cx.add_action(Editor::context_menu_first);
// cx.add_action(Editor::context_menu_prev);
// cx.add_action(Editor::context_menu_next);
// cx.add_action(Editor::context_menu_last);
hover_popover::init(cx);
scroll::actions::init(cx);
workspace::register_project_item::<Editor>(cx);
workspace::register_followable_item::<Editor>(cx);
workspace::register_deserializable_item::<Editor>(cx);
}
trait InvalidationRegion {
fn ranges(&self) -> &[Range<Anchor>];
}
#[derive(Clone, Debug, PartialEq)]
pub enum SelectPhase {
Begin {
position: DisplayPoint,
add: bool,
click_count: usize,
},
BeginColumnar {
position: DisplayPoint,
goal_column: u32,
},
Extend {
position: DisplayPoint,
click_count: usize,
},
Update {
position: DisplayPoint,
goal_column: u32,
scroll_position: gpui::Point<f32>,
},
End,
}
#[derive(Clone, Debug)]
pub enum SelectMode {
Character,
Word(Range<Anchor>),
Line(Range<Anchor>),
All,
}
#[derive(Copy, Clone, PartialEq, Eq, Debug)]
pub enum EditorMode {
SingleLine,
AutoHeight { max_lines: usize },
Full,
}
#[derive(Clone, Debug)]
pub enum SoftWrap {
None,
EditorWidth,
Column(u32),
}
#[derive(Clone)]
pub struct EditorStyle {
pub text: TextStyle,
pub line_height_scalar: f32,
// pub placeholder_text: Option<TextStyle>,
// pub theme: theme::Editor,
pub theme_id: usize,
}
type CompletionId = usize;
// type GetFieldEditorTheme = dyn Fn(&theme::Theme) -> theme::FieldEditor;
// type OverrideTextStyle = dyn Fn(&EditorStyle) -> Option<HighlightStyle>;
type BackgroundHighlight = (fn(&ThemeColors) -> Hsla, Vec<Range<Anchor>>);
type InlayBackgroundHighlight = (fn(&ThemeColors) -> Hsla, Vec<InlayHighlight>);
pub struct Editor {
handle: WeakView<Self>,
focus_handle: FocusHandle,
buffer: Model<MultiBuffer>,
display_map: Model<DisplayMap>,
pub selections: SelectionsCollection,
pub scroll_manager: ScrollManager,
columnar_selection_tail: Option<Anchor>,
add_selections_state: Option<AddSelectionsState>,
select_next_state: Option<SelectNextState>,
select_prev_state: Option<SelectNextState>,
selection_history: SelectionHistory,
autoclose_regions: Vec<AutocloseRegion>,
snippet_stack: InvalidationStack<SnippetState>,
select_larger_syntax_node_stack: Vec<Box<[Selection<usize>]>>,
ime_transaction: Option<TransactionId>,
active_diagnostics: Option<ActiveDiagnosticGroup>,
soft_wrap_mode_override: Option<language_settings::SoftWrap>,
// get_field_editor_theme: Option<Arc<GetFieldEditorTheme>>,
// override_text_style: Option<Box<OverrideTextStyle>>,
project: Option<Model<Project>>,
collaboration_hub: Option<Box<dyn CollaborationHub>>,
focused: bool,
blink_manager: Model<BlinkManager>,
pub show_local_selections: bool,
mode: EditorMode,
show_gutter: bool,
show_wrap_guides: Option<bool>,
placeholder_text: Option<Arc<str>>,
highlighted_rows: Option<Range<u32>>,
background_highlights: BTreeMap<TypeId, BackgroundHighlight>,
inlay_background_highlights: TreeMap<Option<TypeId>, InlayBackgroundHighlight>,
nav_history: Option<ItemNavHistory>,
context_menu: RwLock<Option<ContextMenu>>,
// mouse_context_menu: View<context_menu::ContextMenu>,
completion_tasks: Vec<(CompletionId, Task<Option<()>>)>,
next_completion_id: CompletionId,
available_code_actions: Option<(Model<Buffer>, Arc<[CodeAction]>)>,
code_actions_task: Option<Task<()>>,
document_highlights_task: Option<Task<()>>,
pending_rename: Option<RenameState>,
searchable: bool,
cursor_shape: CursorShape,
collapse_matches: bool,
autoindent_mode: Option<AutoindentMode>,
workspace: Option<(WeakView<Workspace>, i64)>,
// keymap_context_layers: BTreeMap<TypeId, KeymapContext>,
input_enabled: bool,
read_only: bool,
leader_peer_id: Option<PeerId>,
remote_id: Option<ViewId>,
hover_state: HoverState,
gutter_hovered: bool,
link_go_to_definition_state: LinkGoToDefinitionState,
copilot_state: CopilotState,
inlay_hint_cache: InlayHintCache,
next_inlay_id: usize,
_subscriptions: Vec<Subscription>,
pixel_position_of_newest_cursor: Option<gpui::Point<Pixels>>,
}
pub struct EditorSnapshot {
pub mode: EditorMode,
pub show_gutter: bool,
pub display_snapshot: DisplaySnapshot,
pub placeholder_text: Option<Arc<str>>,
is_focused: bool,
scroll_anchor: ScrollAnchor,
ongoing_scroll: OngoingScroll,
}
pub struct RemoteSelection {
pub replica_id: ReplicaId,
pub selection: Selection<Anchor>,
pub cursor_shape: CursorShape,
pub peer_id: PeerId,
pub line_mode: bool,
pub participant_index: Option<ParticipantIndex>,
}
#[derive(Clone, Debug)]
struct SelectionHistoryEntry {
selections: Arc<[Selection<Anchor>]>,
select_next_state: Option<SelectNextState>,
select_prev_state: Option<SelectNextState>,
add_selections_state: Option<AddSelectionsState>,
}
enum SelectionHistoryMode {
Normal,
Undoing,
Redoing,
}
impl Default for SelectionHistoryMode {
fn default() -> Self {
Self::Normal
}
}
#[derive(Default)]
struct SelectionHistory {
#[allow(clippy::type_complexity)]
selections_by_transaction:
HashMap<TransactionId, (Arc<[Selection<Anchor>]>, Option<Arc<[Selection<Anchor>]>>)>,
mode: SelectionHistoryMode,
undo_stack: VecDeque<SelectionHistoryEntry>,
redo_stack: VecDeque<SelectionHistoryEntry>,
}
impl SelectionHistory {
fn insert_transaction(
&mut self,
transaction_id: TransactionId,
selections: Arc<[Selection<Anchor>]>,
) {
self.selections_by_transaction
.insert(transaction_id, (selections, None));
}
#[allow(clippy::type_complexity)]
fn transaction(
&self,
transaction_id: TransactionId,
) -> Option<&(Arc<[Selection<Anchor>]>, Option<Arc<[Selection<Anchor>]>>)> {
self.selections_by_transaction.get(&transaction_id)
}
#[allow(clippy::type_complexity)]
fn transaction_mut(
&mut self,
transaction_id: TransactionId,
) -> Option<&mut (Arc<[Selection<Anchor>]>, Option<Arc<[Selection<Anchor>]>>)> {
self.selections_by_transaction.get_mut(&transaction_id)
}
fn push(&mut self, entry: SelectionHistoryEntry) {
if !entry.selections.is_empty() {
match self.mode {
SelectionHistoryMode::Normal => {
self.push_undo(entry);
self.redo_stack.clear();
}
SelectionHistoryMode::Undoing => self.push_redo(entry),
SelectionHistoryMode::Redoing => self.push_undo(entry),
}
}
}
fn push_undo(&mut self, entry: SelectionHistoryEntry) {
if self
.undo_stack
.back()
.map_or(true, |e| e.selections != entry.selections)
{
self.undo_stack.push_back(entry);
if self.undo_stack.len() > MAX_SELECTION_HISTORY_LEN {
self.undo_stack.pop_front();
}
}
}
fn push_redo(&mut self, entry: SelectionHistoryEntry) {
if self
.redo_stack
.back()
.map_or(true, |e| e.selections != entry.selections)
{
self.redo_stack.push_back(entry);
if self.redo_stack.len() > MAX_SELECTION_HISTORY_LEN {
self.redo_stack.pop_front();
}
}
}
}
#[derive(Clone, Debug)]
struct AddSelectionsState {
above: bool,
stack: Vec<usize>,
}
#[derive(Clone)]
struct SelectNextState {
query: AhoCorasick,
wordwise: bool,
done: bool,
}
impl std::fmt::Debug for SelectNextState {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
f.debug_struct(std::any::type_name::<Self>())
.field("wordwise", &self.wordwise)
.field("done", &self.done)
.finish()
}
}
#[derive(Debug)]
struct AutocloseRegion {
selection_id: usize,
range: Range<Anchor>,
pair: BracketPair,
}
#[derive(Debug)]
struct SnippetState {
ranges: Vec<Vec<Range<Anchor>>>,
active_index: usize,
}
pub struct RenameState {
pub range: Range<Anchor>,
pub old_name: Arc<str>,
pub editor: View<Editor>,
block_id: BlockId,
}
struct InvalidationStack<T>(Vec<T>);
enum ContextMenu {
Completions(CompletionsMenu),
CodeActions(CodeActionsMenu),
}
impl ContextMenu {
fn select_first(
&mut self,
project: Option<&Model<Project>>,
cx: &mut ViewContext<Editor>,
) -> bool {
if self.visible() {
match self {
ContextMenu::Completions(menu) => menu.select_first(project, cx),
ContextMenu::CodeActions(menu) => menu.select_first(cx),
}
true
} else {
false
}
}
fn select_prev(
&mut self,
project: Option<&Model<Project>>,
cx: &mut ViewContext<Editor>,
) -> bool {
if self.visible() {
match self {
ContextMenu::Completions(menu) => menu.select_prev(project, cx),
ContextMenu::CodeActions(menu) => menu.select_prev(cx),
}
true
} else {
false
}
}
fn select_next(
&mut self,
project: Option<&Model<Project>>,
cx: &mut ViewContext<Editor>,
) -> bool {
if self.visible() {
match self {
ContextMenu::Completions(menu) => menu.select_next(project, cx),
ContextMenu::CodeActions(menu) => menu.select_next(cx),
}
true
} else {
false
}
}
fn select_last(
&mut self,
project: Option<&Model<Project>>,
cx: &mut ViewContext<Editor>,
) -> bool {
if self.visible() {
match self {
ContextMenu::Completions(menu) => menu.select_last(project, cx),
ContextMenu::CodeActions(menu) => menu.select_last(cx),
}
true
} else {
false
}
}
fn visible(&self) -> bool {
match self {
ContextMenu::Completions(menu) => menu.visible(),
ContextMenu::CodeActions(menu) => menu.visible(),
}
}
fn render(
&self,
cursor_position: DisplayPoint,
style: EditorStyle,
workspace: Option<WeakView<Workspace>>,
cx: &mut ViewContext<Editor>,
) -> (DisplayPoint, AnyElement<Editor>) {
todo!()
// match self {
// ContextMenu::Completions(menu) => (cursor_position, menu.render(style, workspace, cx)),
// ContextMenu::CodeActions(menu) => menu.render(cursor_position, style, cx),
// }
}
}
#[derive(Clone)]
struct CompletionsMenu {
id: CompletionId,
initial_position: Anchor,
buffer: Model<Buffer>,
completions: Arc<RwLock<Box<[Completion]>>>,
match_candidates: Arc<[StringMatchCandidate]>,
matches: Arc<[StringMatch]>,
selected_item: usize,
list: UniformListState,
}
// todo!(this is fake)
#[derive(Clone, Default)]
struct UniformListState;
// todo!(this is fake)
impl UniformListState {
pub fn scroll_to(&mut self, target: ScrollTarget) {}
}
// todo!(this is somewhat fake)
#[derive(Debug)]
pub enum ScrollTarget {
Show(usize),
Center(usize),
}
impl CompletionsMenu {
fn select_first(&mut self, project: Option<&Model<Project>>, cx: &mut ViewContext<Editor>) {
self.selected_item = 0;
self.list.scroll_to(ScrollTarget::Show(self.selected_item));
self.attempt_resolve_selected_completion_documentation(project, cx);
cx.notify();
}
fn select_prev(&mut self, project: Option<&Model<Project>>, cx: &mut ViewContext<Editor>) {
if self.selected_item > 0 {
self.selected_item -= 1;
} else {
self.selected_item = self.matches.len() - 1;
}
self.list.scroll_to(ScrollTarget::Show(self.selected_item));
self.attempt_resolve_selected_completion_documentation(project, cx);
cx.notify();
}
fn select_next(&mut self, project: Option<&Model<Project>>, cx: &mut ViewContext<Editor>) {
if self.selected_item + 1 < self.matches.len() {
self.selected_item += 1;
} else {
self.selected_item = 0;
}
self.list.scroll_to(ScrollTarget::Show(self.selected_item));
self.attempt_resolve_selected_completion_documentation(project, cx);
cx.notify();
}
fn select_last(&mut self, project: Option<&Model<Project>>, cx: &mut ViewContext<Editor>) {
self.selected_item = self.matches.len() - 1;
self.list.scroll_to(ScrollTarget::Show(self.selected_item));
self.attempt_resolve_selected_completion_documentation(project, cx);
cx.notify();
}
fn pre_resolve_completion_documentation(
&self,
project: Option<Model<Project>>,
cx: &mut ViewContext<Editor>,
) {
todo!("implementation below ");
}
// ) {
// let settings = EditorSettings::get_global(cx);
// if !settings.show_completion_documentation {
// return;
// }
// let Some(project) = project else {
// return;
// };
// let client = project.read(cx).client();
// let language_registry = project.read(cx).languages().clone();
// let is_remote = project.read(cx).is_remote();
// let project_id = project.read(cx).remote_id();
// let completions = self.completions.clone();
// let completion_indices: Vec<_> = self.matches.iter().map(|m| m.candidate_id).collect();
// cx.spawn(move |this, mut cx| async move {
// if is_remote {
// let Some(project_id) = project_id else {
// log::error!("Remote project without remote_id");
// return;
// };
// for completion_index in completion_indices {
// let completions_guard = completions.read();
// let completion = &completions_guard[completion_index];
// if completion.documentation.is_some() {
// continue;
// }
// let server_id = completion.server_id;
// let completion = completion.lsp_completion.clone();
// drop(completions_guard);
// Self::resolve_completion_documentation_remote(
// project_id,
// server_id,
// completions.clone(),
// completion_index,
// completion,
// client.clone(),
// language_registry.clone(),
// )
// .await;
// _ = this.update(&mut cx, |_, cx| cx.notify());
// }
// } else {
// for completion_index in completion_indices {
// let completions_guard = completions.read();
// let completion = &completions_guard[completion_index];
// if completion.documentation.is_some() {
// continue;
// }
// let server_id = completion.server_id;
// let completion = completion.lsp_completion.clone();
// drop(completions_guard);
// let server = project.read_with(&mut cx, |project, _| {
// project.language_server_for_id(server_id)
// });
// let Some(server) = server else {
// return;
// };
// Self::resolve_completion_documentation_local(
// server,
// completions.clone(),
// completion_index,
// completion,
// language_registry.clone(),
// )
// .await;
// _ = this.update(&mut cx, |_, cx| cx.notify());
// }
// }
// })
// .detach();
// }
fn attempt_resolve_selected_completion_documentation(
&mut self,
project: Option<&Model<Project>>,
cx: &mut ViewContext<Editor>,
) {
let settings = EditorSettings::get_global(cx);
if !settings.show_completion_documentation {
return;
}
let completion_index = self.matches[self.selected_item].candidate_id;
let Some(project) = project else {
return;
};
let language_registry = project.read(cx).languages().clone();
let completions = self.completions.clone();
let completions_guard = completions.read();
let completion = &completions_guard[completion_index];
// todo!()
// if completion.documentation.is_some() {
// return;
// }
let server_id = completion.server_id;
let completion = completion.lsp_completion.clone();
drop(completions_guard);
if project.read(cx).is_remote() {
let Some(project_id) = project.read(cx).remote_id() else {
log::error!("Remote project without remote_id");
return;
};
let client = project.read(cx).client();
cx.spawn(move |this, mut cx| async move {
Self::resolve_completion_documentation_remote(
project_id,
server_id,
completions.clone(),
completion_index,
completion,
client,
language_registry.clone(),
)
.await;
_ = this.update(&mut cx, |_, cx| cx.notify());
})
.detach();
} else {
let Some(server) = project.read(cx).language_server_for_id(server_id) else {
return;
};
cx.spawn(move |this, mut cx| async move {
Self::resolve_completion_documentation_local(
server,
completions,
completion_index,
completion,
language_registry,
)
.await;
_ = this.update(&mut cx, |_, cx| cx.notify());
})
.detach();
}
}
async fn resolve_completion_documentation_remote(
project_id: u64,
server_id: LanguageServerId,
completions: Arc<RwLock<Box<[Completion]>>>,
completion_index: usize,
completion: lsp::CompletionItem,
client: Arc<Client>,
language_registry: Arc<LanguageRegistry>,
) {
todo!()
// let request = proto::ResolveCompletionDocumentation {
// project_id,
// language_server_id: server_id.0 as u64,
// lsp_completion: serde_json::to_string(&completion).unwrap().into_bytes(),
// };
// let Some(response) = client
// .request(request)
// .await
// .context("completion documentation resolve proto request")
// .log_err()
// else {
// return;
// };
// if response.text.is_empty() {
// let mut completions = completions.write();
// let completion = &mut completions[completion_index];
// completion.documentation = Some(Documentation::Undocumented);
// }
// let documentation = if response.is_markdown {
// Documentation::MultiLineMarkdown(
// markdown::parse_markdown(&response.text, &language_registry, None).await,
// )
// } else if response.text.lines().count() <= 1 {
// Documentation::SingleLine(response.text)
// } else {
// Documentation::MultiLinePlainText(response.text)
// };
// let mut completions = completions.write();
// let completion = &mut completions[completion_index];
// completion.documentation = Some(documentation);
}
async fn resolve_completion_documentation_local(
server: Arc<lsp::LanguageServer>,
completions: Arc<RwLock<Box<[Completion]>>>,
completion_index: usize,
completion: lsp::CompletionItem,
language_registry: Arc<LanguageRegistry>,
) {
todo!()
// let can_resolve = server
// .capabilities()
// .completion_provider
// .as_ref()
// .and_then(|options| options.resolve_provider)
// .unwrap_or(false);
// if !can_resolve {
// return;
// }
// let request = server.request::<lsp::request::ResolveCompletionItem>(completion);
// let Some(completion_item) = request.await.log_err() else {
// return;
// };
// if let Some(lsp_documentation) = completion_item.documentation {
// let documentation = language::prepare_completion_documentation(
// &lsp_documentation,
// &language_registry,
// None, // TODO: Try to reasonably work out which language the completion is for
// )
// .await;
// let mut completions = completions.write();
// let completion = &mut completions[completion_index];
// completion.documentation = Some(documentation);
// } else {
// let mut completions = completions.write();
// let completion = &mut completions[completion_index];
// completion.documentation = Some(Documentation::Undocumented);
// }
}
fn visible(&self) -> bool {
!self.matches.is_empty()
}
fn render(
&self,
style: EditorStyle,
workspace: Option<WeakView<Workspace>>,
cx: &mut ViewContext<Editor>,
) {
todo!("old implementation below")
}
// ) -> AnyElement<Editor> {
// enum CompletionTag {}
// let settings = EditorSettings>(cx);
// let show_completion_documentation = settings.show_completion_documentation;
// let widest_completion_ix = self
// .matches
// .iter()
// .enumerate()
// .max_by_key(|(_, mat)| {
// let completions = self.completions.read();
// let completion = &completions[mat.candidate_id];
// let documentation = &completion.documentation;
// let mut len = completion.label.text.chars().count();
// if let Some(Documentation::SingleLine(text)) = documentation {
// if show_completion_documentation {
// len += text.chars().count();
// }
// }
// len
// })
// .map(|(ix, _)| ix);
// let completions = self.completions.clone();
// let matches = self.matches.clone();
// let selected_item = self.selected_item;
// let list = UniformList::new(self.list.clone(), matches.len(), cx, {
// let style = style.clone();
// move |_, range, items, cx| {
// let start_ix = range.start;
// let completions_guard = completions.read();
// for (ix, mat) in matches[range].iter().enumerate() {
// let item_ix = start_ix + ix;
// let candidate_id = mat.candidate_id;
// let completion = &completions_guard[candidate_id];
// let documentation = if show_completion_documentation {
// &completion.documentation
// } else {
// &None
// };
// items.push(
// MouseEventHandler::new::<CompletionTag, _>(
// mat.candidate_id,
// cx,
// |state, _| {
// let item_style = if item_ix == selected_item {
// style.autocomplete.selected_item
// } else if state.hovered() {
// style.autocomplete.hovered_item
// } else {
// style.autocomplete.item
// };
// let completion_label =
// Text::new(completion.label.text.clone(), style.text.clone())
// .with_soft_wrap(false)
// .with_highlights(
// combine_syntax_and_fuzzy_match_highlights(
// &completion.label.text,
// style.text.color.into(),
// styled_runs_for_code_label(
// &completion.label,
// &style.syntax,
// ),
// &mat.positions,
// ),
// );
// if let Some(Documentation::SingleLine(text)) = documentation {
// Flex::row()
// .with_child(completion_label)
// .with_children((|| {
// let text_style = TextStyle {
// color: style.autocomplete.inline_docs_color,
// font_size: style.text.font_size
// * style.autocomplete.inline_docs_size_percent,
// ..style.text.clone()
// };
// let label = Text::new(text.clone(), text_style)
// .aligned()
// .constrained()
// .dynamically(move |constraint, _, _| {
// gpui::SizeConstraint {
// min: constraint.min,
// max: vec2f(
// constraint.max.x(),
// constraint.min.y(),
// ),
// }
// });
// if Some(item_ix) == widest_completion_ix {
// Some(
// label
// .contained()
// .with_style(
// style
// .autocomplete
// .inline_docs_container,
// )
// .into_any(),
// )
// } else {
// Some(label.flex_float().into_any())
// }
// })())
// .into_any()
// } else {
// completion_label.into_any()
// }
// .contained()
// .with_style(item_style)
// .constrained()
// .dynamically(
// move |constraint, _, _| {
// if Some(item_ix) == widest_completion_ix {
// constraint
// } else {
// gpui::SizeConstraint {
// min: constraint.min,
// max: constraint.min,
// }
// }
// },
// )
// },
// )
// .with_cursor_style(CursorStyle::PointingHand)
// .on_down(MouseButton::Left, move |_, this, cx| {
// this.confirm_completion(
// &ConfirmCompletion {
// item_ix: Some(item_ix),
// },
// cx,
// )
// .map(|task| task.detach());
// })
// .constrained()
// .with_min_width(style.autocomplete.completion_min_width)
// .with_max_width(style.autocomplete.completion_max_width)
// .into_any(),
// );
// }
// }
// })
// .with_width_from_item(widest_completion_ix);
// enum MultiLineDocumentation {}
// Flex::row()
// .with_child(list.flex(1., false))
// .with_children({
// let mat = &self.matches[selected_item];
// let completions = self.completions.read();
// let completion = &completions[mat.candidate_id];
// let documentation = &completion.documentation;
// match documentation {
// Some(Documentation::MultiLinePlainText(text)) => Some(
// Flex::column()
// .scrollable::<MultiLineDocumentation>(0, None, cx)
// .with_child(
// Text::new(text.clone(), style.text.clone()).with_soft_wrap(true),
// )
// .contained()
// .with_style(style.autocomplete.alongside_docs_container)
// .constrained()
// .with_max_width(style.autocomplete.alongside_docs_max_width)
// .flex(1., false),
// ),
// Some(Documentation::MultiLineMarkdown(parsed)) => Some(
// Flex::column()
// .scrollable::<MultiLineDocumentation>(0, None, cx)
// .with_child(render_parsed_markdown::<MultiLineDocumentation>(
// parsed, &style, workspace, cx,
// ))
// .contained()
// .with_style(style.autocomplete.alongside_docs_container)
// .constrained()
// .with_max_width(style.autocomplete.alongside_docs_max_width)
// .flex(1., false),
// ),
// _ => None,
// }
// })
// .contained()
// .with_style(style.autocomplete.container)
// .into_any()
// }
pub async fn filter(&mut self, query: Option<&str>, executor: BackgroundExecutor) {
let mut matches = if let Some(query) = query {
fuzzy::match_strings(
&self.match_candidates,
query,
query.chars().any(|c| c.is_uppercase()),
100,
&Default::default(),
executor,
)
.await
} else {
self.match_candidates
.iter()
.enumerate()
.map(|(candidate_id, candidate)| StringMatch {
candidate_id,
score: Default::default(),
positions: Default::default(),
string: candidate.string.clone(),
})
.collect()
};
// Remove all candidates where the query's start does not match the start of any word in the candidate
if let Some(query) = query {
if let Some(query_start) = query.chars().next() {
matches.retain(|string_match| {
split_words(&string_match.string).any(|word| {
// Check that the first codepoint of the word as lowercase matches the first
// codepoint of the query as lowercase
word.chars()
.flat_map(|codepoint| codepoint.to_lowercase())
.zip(query_start.to_lowercase())
.all(|(word_cp, query_cp)| word_cp == query_cp)
})
});
}
}
let completions = self.completions.read();
matches.sort_unstable_by_key(|mat| {
let completion = &completions[mat.candidate_id];
(
completion.lsp_completion.sort_text.as_ref(),
Reverse(OrderedFloat(mat.score)),
completion.sort_key(),
)
});
drop(completions);
for mat in &mut matches {
let completions = self.completions.read();
let filter_start = completions[mat.candidate_id].label.filter_range.start;
for position in &mut mat.positions {
*position += filter_start;
}
}
self.matches = matches.into();
self.selected_item = 0;
}
}
#[derive(Clone)]
struct CodeActionsMenu {
actions: Arc<[CodeAction]>,
buffer: Model<Buffer>,
selected_item: usize,
list: UniformListState,
deployed_from_indicator: bool,
}
impl CodeActionsMenu {
fn select_first(&mut self, cx: &mut ViewContext<Editor>) {
self.selected_item = 0;
self.list.scroll_to(ScrollTarget::Show(self.selected_item));
cx.notify()
}
fn select_prev(&mut self, cx: &mut ViewContext<Editor>) {
if self.selected_item > 0 {
self.selected_item -= 1;
} else {
self.selected_item = self.actions.len() - 1;
}
self.list.scroll_to(ScrollTarget::Show(self.selected_item));
cx.notify();
}
fn select_next(&mut self, cx: &mut ViewContext<Editor>) {
if self.selected_item + 1 < self.actions.len() {
self.selected_item += 1;
} else {
self.selected_item = 0;
}
self.list.scroll_to(ScrollTarget::Show(self.selected_item));
cx.notify();
}
fn select_last(&mut self, cx: &mut ViewContext<Editor>) {
self.selected_item = self.actions.len() - 1;
self.list.scroll_to(ScrollTarget::Show(self.selected_item));
cx.notify()
}
fn visible(&self) -> bool {
!self.actions.is_empty()
}
fn render(
&self,
mut cursor_position: DisplayPoint,
style: EditorStyle,
cx: &mut ViewContext<Editor>,
) -> (DisplayPoint, AnyElement<Editor>) {
todo!("old version below")
}
// enum ActionTag {}
// let container_style = style.autocomplete.container;
// let actions = self.actions.clone();
// let selected_item = self.selected_item;
// let element = UniformList::new(
// self.list.clone(),
// actions.len(),
// cx,
// move |_, range, items, cx| {
// let start_ix = range.start;
// for (ix, action) in actions[range].iter().enumerate() {
// let item_ix = start_ix + ix;
// items.push(
// MouseEventHandler::new::<ActionTag, _>(item_ix, cx, |state, _| {
// let item_style = if item_ix == selected_item {
// style.autocomplete.selected_item
// } else if state.hovered() {
// style.autocomplete.hovered_item
// } else {
// style.autocomplete.item
// };
// Text::new(action.lsp_action.title.clone(), style.text.clone())
// .with_soft_wrap(false)
// .contained()
// .with_style(item_style)
// })
// .with_cursor_style(CursorStyle::PointingHand)
// .on_down(MouseButton::Left, move |_, this, cx| {
// let workspace = this
// .workspace
// .as_ref()
// .and_then(|(workspace, _)| workspace.upgrade(cx));
// cx.window_context().defer(move |cx| {
// if let Some(workspace) = workspace {
// workspace.update(cx, |workspace, cx| {
// if let Some(task) = Editor::confirm_code_action(
// workspace,
// &ConfirmCodeAction {
// item_ix: Some(item_ix),
// },
// cx,
// ) {
// task.detach_and_log_err(cx);
// }
// });
// }
// });
// })
// .into_any(),
// );
// }
// },
// )
// .with_width_from_item(
// self.actions
// .iter()
// .enumerate()
// .max_by_key(|(_, action)| action.lsp_action.title.chars().count())
// .map(|(ix, _)| ix),
// )
// .contained()
// .with_style(container_style)
// .into_any();
// if self.deployed_from_indicator {
// *cursor_position.column_mut() = 0;
// }
// (cursor_position, element)
// }
}
pub struct CopilotState {
excerpt_id: Option<ExcerptId>,
pending_refresh: Task<Option<()>>,
pending_cycling_refresh: Task<Option<()>>,
cycled: bool,
completions: Vec<copilot::Completion>,
active_completion_index: usize,
suggestion: Option<Inlay>,
}
impl Default for CopilotState {
fn default() -> Self {
Self {
excerpt_id: None,
pending_cycling_refresh: Task::ready(Some(())),
pending_refresh: Task::ready(Some(())),
completions: Default::default(),
active_completion_index: 0,
cycled: false,
suggestion: None,
}
}
}
impl CopilotState {
fn active_completion(&self) -> Option<&copilot::Completion> {
self.completions.get(self.active_completion_index)
}
fn text_for_active_completion(
&self,
cursor: Anchor,
buffer: &MultiBufferSnapshot,
) -> Option<&str> {
use language::ToOffset as _;
let completion = self.active_completion()?;
let excerpt_id = self.excerpt_id?;
let completion_buffer = buffer.buffer_for_excerpt(excerpt_id)?;
if excerpt_id != cursor.excerpt_id
|| !completion.range.start.is_valid(completion_buffer)
|| !completion.range.end.is_valid(completion_buffer)
{
return None;
}
let mut completion_range = completion.range.to_offset(&completion_buffer);
let prefix_len = Self::common_prefix(
completion_buffer.chars_for_range(completion_range.clone()),
completion.text.chars(),
);
completion_range.start += prefix_len;
let suffix_len = Self::common_prefix(
completion_buffer.reversed_chars_for_range(completion_range.clone()),
completion.text[prefix_len..].chars().rev(),
);
completion_range.end = completion_range.end.saturating_sub(suffix_len);
if completion_range.is_empty()
&& completion_range.start == cursor.text_anchor.to_offset(&completion_buffer)
{
Some(&completion.text[prefix_len..completion.text.len() - suffix_len])
} else {
None
}
}
fn cycle_completions(&mut self, direction: Direction) {
match direction {
Direction::Prev => {
self.active_completion_index = if self.active_completion_index == 0 {
self.completions.len().saturating_sub(1)
} else {
self.active_completion_index - 1
};
}
Direction::Next => {
if self.completions.len() == 0 {
self.active_completion_index = 0
} else {
self.active_completion_index =
(self.active_completion_index + 1) % self.completions.len();
}
}
}
}
fn push_completion(&mut self, new_completion: copilot::Completion) {
for completion in &self.completions {
if completion.text == new_completion.text && completion.range == new_completion.range {
return;
}
}
self.completions.push(new_completion);
}
fn common_prefix<T1: Iterator<Item = char>, T2: Iterator<Item = char>>(a: T1, b: T2) -> usize {
a.zip(b)
.take_while(|(a, b)| a == b)
.map(|(a, _)| a.len_utf8())
.sum()
}
}
#[derive(Debug)]
struct ActiveDiagnosticGroup {
primary_range: Range<Anchor>,
primary_message: String,
blocks: HashMap<BlockId, Diagnostic>,
is_valid: bool,
}
#[derive(Serialize, Deserialize)]
pub struct ClipboardSelection {
pub len: usize,
pub is_entire_line: bool,
pub first_line_indent: u32,
}
#[derive(Debug)]
pub struct NavigationData {
cursor_anchor: Anchor,
cursor_position: Point,
scroll_anchor: ScrollAnchor,
scroll_top_row: u32,
}
pub struct EditorCreated(pub View<Editor>);
enum GotoDefinitionKind {
Symbol,
Type,
}
#[derive(Debug, Clone)]
enum InlayHintRefreshReason {
Toggle(bool),
SettingsChange(InlayHintSettings),
NewLinesShown,
BufferEdited(HashSet<Arc<Language>>),
RefreshRequested,
ExcerptsRemoved(Vec<ExcerptId>),
}
impl InlayHintRefreshReason {
fn description(&self) -> &'static str {
match self {
Self::Toggle(_) => "toggle",
Self::SettingsChange(_) => "settings change",
Self::NewLinesShown => "new lines shown",
Self::BufferEdited(_) => "buffer edited",
Self::RefreshRequested => "refresh requested",
Self::ExcerptsRemoved(_) => "excerpts removed",
}
}
}
impl Editor {
// pub fn single_line(
// field_editor_style: Option<Arc<GetFieldEditorTheme>>,
// cx: &mut ViewContext<Self>,
// ) -> Self {
// let buffer = cx.build_model(|cx| Buffer::new(0, cx.model_id() as u64, String::new()));
// let buffer = cx.build_model(|cx| MultiBuffer::singleton(buffer, cx));
// Self::new(EditorMode::SingleLine, buffer, None, field_editor_style, cx)
// }
// pub fn multi_line(
// field_editor_style: Option<Arc<GetFieldEditorTheme>>,
// cx: &mut ViewContext<Self>,
// ) -> Self {
// let buffer = cx.build_model(|cx| Buffer::new(0, cx.model_id() as u64, String::new()));
// let buffer = cx.build_model(|cx| MultiBuffer::singleton(buffer, cx));
// Self::new(EditorMode::Full, buffer, None, field_editor_style, cx)
// }
// pub fn auto_height(
// max_lines: usize,
// field_editor_style: Option<Arc<GetFieldEditorTheme>>,
// cx: &mut ViewContext<Self>,
// ) -> Self {
// let buffer = cx.build_model(|cx| Buffer::new(0, cx.model_id() as u64, String::new()));
// let buffer = cx.build_model(|cx| MultiBuffer::singleton(buffer, cx));
// Self::new(
// EditorMode::AutoHeight { max_lines },
// buffer,
// None,
// field_editor_style,
// cx,
// )
// }
pub fn for_buffer(
buffer: Model<Buffer>,
project: Option<Model<Project>>,
cx: &mut ViewContext<Self>,
) -> Self {
let buffer = cx.build_model(|cx| MultiBuffer::singleton(buffer, cx));
Self::new(EditorMode::Full, buffer, project, cx)
}
pub fn for_multibuffer(
buffer: Model<MultiBuffer>,
project: Option<Model<Project>>,
cx: &mut ViewContext<Self>,
) -> Self {
Self::new(EditorMode::Full, buffer, project, cx)
}
pub fn clone(&self, cx: &mut ViewContext<Self>) -> Self {
let mut clone = Self::new(
self.mode,
self.buffer.clone(),
self.project.clone(),
// todo!
// self.get_field_editor_theme.clone(),
cx,
);
self.display_map.update(cx, |display_map, cx| {
let snapshot = display_map.snapshot(cx);
clone.display_map.update(cx, |display_map, cx| {
display_map.set_state(&snapshot, cx);
});
});
clone.selections.clone_state(&self.selections);
clone.scroll_manager.clone_state(&self.scroll_manager);
clone.searchable = self.searchable;
clone
}
fn new(
mode: EditorMode,
buffer: Model<MultiBuffer>,
project: Option<Model<Project>>,
// todo!()
// get_field_editor_theme: Option<Arc<GetFieldEditorTheme>>,
cx: &mut ViewContext<Self>,
) -> Self {
// let editor_view_id = cx.view_id();
let style = cx.text_style();
let font_size = style.font_size * cx.rem_size();
let display_map = cx.build_model(|cx| {
// todo!()
// let settings = settings::get::<ThemeSettings>(cx);
// let style = build_style(settings, get_field_editor_theme.as_deref(), None, cx);
DisplayMap::new(buffer.clone(), style.font(), font_size, None, 2, 1, cx)
});
let selections = SelectionsCollection::new(display_map.clone(), buffer.clone());
let blink_manager = cx.build_model(|cx| BlinkManager::new(CURSOR_BLINK_INTERVAL, cx));
let soft_wrap_mode_override =
(mode == EditorMode::SingleLine).then(|| language_settings::SoftWrap::None);
let mut project_subscriptions = Vec::new();
if mode == EditorMode::Full {
if let Some(project) = project.as_ref() {
if buffer.read(cx).is_singleton() {
project_subscriptions.push(cx.observe(project, |_, _, cx| {
cx.emit(Event::TitleChanged);
}));
}
project_subscriptions.push(cx.subscribe(project, |editor, _, event, cx| {
if let project::Event::RefreshInlayHints = event {
editor.refresh_inlay_hints(InlayHintRefreshReason::RefreshRequested, cx);
};
}));
}
}
let inlay_hint_settings = inlay_hint_settings(
selections.newest_anchor().head(),
&buffer.read(cx).snapshot(cx),
cx,
);
let mut this = Self {
handle: cx.view().downgrade(),
focus_handle: cx.focus_handle(),
buffer: buffer.clone(),
display_map: display_map.clone(),
selections,
scroll_manager: ScrollManager::new(),
columnar_selection_tail: None,
add_selections_state: None,
select_next_state: None,
select_prev_state: None,
selection_history: Default::default(),
autoclose_regions: Default::default(),
snippet_stack: Default::default(),
select_larger_syntax_node_stack: Vec::new(),
ime_transaction: Default::default(),
active_diagnostics: None,
soft_wrap_mode_override,
// get_field_editor_theme,
collaboration_hub: project.clone().map(|project| Box::new(project) as _),
project,
focused: false,
blink_manager: blink_manager.clone(),
show_local_selections: true,
mode,
show_gutter: mode == EditorMode::Full,
show_wrap_guides: None,
placeholder_text: None,
highlighted_rows: None,
background_highlights: Default::default(),
inlay_background_highlights: Default::default(),
nav_history: None,
context_menu: RwLock::new(None),
// mouse_context_menu: cx
// .add_view(|cx| context_menu::ContextMenu::new(editor_view_id, cx)),
completion_tasks: Default::default(),
next_completion_id: 0,
next_inlay_id: 0,
available_code_actions: Default::default(),
code_actions_task: Default::default(),
document_highlights_task: Default::default(),
pending_rename: Default::default(),
searchable: true,
// override_text_style: None,
cursor_shape: Default::default(),
autoindent_mode: Some(AutoindentMode::EachLine),
collapse_matches: false,
workspace: None,
// keymap_context_layers: Default::default(),
input_enabled: true,
read_only: false,
leader_peer_id: None,
remote_id: None,
hover_state: Default::default(),
link_go_to_definition_state: Default::default(),
copilot_state: Default::default(),
inlay_hint_cache: InlayHintCache::new(inlay_hint_settings),
gutter_hovered: false,
pixel_position_of_newest_cursor: None,
_subscriptions: vec![
cx.observe(&buffer, Self::on_buffer_changed),
cx.subscribe(&buffer, Self::on_buffer_event),
cx.observe(&display_map, Self::on_display_map_changed),
cx.observe(&blink_manager, |_, _, cx| cx.notify()),
cx.observe_global::<SettingsStore>(Self::settings_changed),
cx.observe_window_activation(|editor, cx| {
let active = cx.is_window_active();
editor.blink_manager.update(cx, |blink_manager, cx| {
if active {
blink_manager.enable(cx);
} else {
blink_manager.show_cursor(cx);
blink_manager.disable(cx);
}
});
}),
],
};
this._subscriptions.extend(project_subscriptions);
this.end_selection(cx);
this.scroll_manager.show_scrollbar(cx);
// todo!("use a different mechanism")
// let editor_created_event = EditorCreated(cx.handle());
// cx.emit_global(editor_created_event);
if mode == EditorMode::Full {
let should_auto_hide_scrollbars = cx.should_auto_hide_scrollbars();
cx.set_global(ScrollbarAutoHide(should_auto_hide_scrollbars));
}
this.report_editor_event("open", None, cx);
this
}
// pub fn new_file(
// workspace: &mut Workspace,
// _: &workspace::NewFile,
// cx: &mut ViewContext<Workspace>,
// ) {
// let project = workspace.project().clone();
// if project.read(cx).is_remote() {
// cx.propagate_action();
// } else if let Some(buffer) = project
// .update(cx, |project, cx| project.create_buffer("", None, cx))
// .log_err()
// {
// workspace.add_item(
// Box::new(cx.add_view(|cx| Editor::for_buffer(buffer, Some(project.clone()), cx))),
// cx,
// );
// }
// }
// pub fn new_file_in_direction(
// workspace: &mut Workspace,
// action: &workspace::NewFileInDirection,
// cx: &mut ViewContext<Workspace>,
// ) {
// let project = workspace.project().clone();
// if project.read(cx).is_remote() {
// cx.propagate_action();
// } else if let Some(buffer) = project
// .update(cx, |project, cx| project.create_buffer("", None, cx))
// .log_err()
// {
// workspace.split_item(
// action.0,
// Box::new(cx.add_view(|cx| Editor::for_buffer(buffer, Some(project.clone()), cx))),
// cx,
// );
// }
// }
pub fn replica_id(&self, cx: &AppContext) -> ReplicaId {
self.buffer.read(cx).replica_id()
}
// pub fn leader_peer_id(&self) -> Option<PeerId> {
// self.leader_peer_id
// }
pub fn buffer(&self) -> &Model<MultiBuffer> {
&self.buffer
}
fn workspace(&self) -> Option<View<Workspace>> {
self.workspace.as_ref()?.0.upgrade()
}
pub fn title<'a>(&self, cx: &'a AppContext) -> Cow<'a, str> {
self.buffer().read(cx).title(cx)
}
pub fn snapshot(&mut self, cx: &mut WindowContext) -> EditorSnapshot {
EditorSnapshot {
mode: self.mode,
show_gutter: self.show_gutter,
display_snapshot: self.display_map.update(cx, |map, cx| map.snapshot(cx)),
scroll_anchor: self.scroll_manager.anchor(),
ongoing_scroll: self.scroll_manager.ongoing_scroll(),
placeholder_text: self.placeholder_text.clone(),
is_focused: self.focus_handle.is_focused(cx),
}
}
// pub fn language_at<'a, T: ToOffset>(
// &self,
// point: T,
// cx: &'a AppContext,
// ) -> Option<Arc<Language>> {
// self.buffer.read(cx).language_at(point, cx)
// }
// pub fn file_at<'a, T: ToOffset>(&self, point: T, cx: &'a AppContext) -> Option<Arc<dyn File>> {
// self.buffer.read(cx).read(cx).file_at(point).cloned()
// }
// pub fn active_excerpt(
// &self,
// cx: &AppContext,
// ) -> Option<(ExcerptId, Model<Buffer>, Range<text::Anchor>)> {
// self.buffer
// .read(cx)
// .excerpt_containing(self.selections.newest_anchor().head(), cx)
// }
// pub fn style(&self, cx: &AppContext) -> EditorStyle {
// build_style(
// settings::get::<ThemeSettings>(cx),
// self.get_field_editor_theme.as_deref(),
// self.override_text_style.as_deref(),
// cx,
// )
// }
// pub fn mode(&self) -> EditorMode {
// self.mode
// }
// pub fn collaboration_hub(&self) -> Option<&dyn CollaborationHub> {
// self.collaboration_hub.as_deref()
// }
// pub fn set_collaboration_hub(&mut self, hub: Box<dyn CollaborationHub>) {
// self.collaboration_hub = Some(hub);
// }
// pub fn set_placeholder_text(
// &mut self,
// placeholder_text: impl Into<Arc<str>>,
// cx: &mut ViewContext<Self>,
// ) {
// self.placeholder_text = Some(placeholder_text.into());
// cx.notify();
// }
// pub fn set_cursor_shape(&mut self, cursor_shape: CursorShape, cx: &mut ViewContext<Self>) {
// self.cursor_shape = cursor_shape;
// cx.notify();
// }
// pub fn set_collapse_matches(&mut self, collapse_matches: bool) {
// self.collapse_matches = collapse_matches;
// }
pub fn range_for_match<T: std::marker::Copy>(&self, range: &Range<T>) -> Range<T> {
if self.collapse_matches {
return range.start..range.start;
}
range.clone()
}
// pub fn set_clip_at_line_ends(&mut self, clip: bool, cx: &mut ViewContext<Self>) {
// if self.display_map.read(cx).clip_at_line_ends != clip {
// self.display_map
// .update(cx, |map, _| map.clip_at_line_ends = clip);
// }
// }
// pub fn set_keymap_context_layer<Tag: 'static>(
// &mut self,
// context: KeymapContext,
// cx: &mut ViewContext<Self>,
// ) {
// self.keymap_context_layers
// .insert(TypeId::of::<Tag>(), context);
// cx.notify();
// }
// pub fn remove_keymap_context_layer<Tag: 'static>(&mut self, cx: &mut ViewContext<Self>) {
// self.keymap_context_layers.remove(&TypeId::of::<Tag>());
// cx.notify();
// }
// pub fn set_input_enabled(&mut self, input_enabled: bool) {
// self.input_enabled = input_enabled;
// }
// pub fn set_autoindent(&mut self, autoindent: bool) {
// if autoindent {
// self.autoindent_mode = Some(AutoindentMode::EachLine);
// } else {
// self.autoindent_mode = None;
// }
// }
// pub fn read_only(&self) -> bool {
// self.read_only
// }
// pub fn set_read_only(&mut self, read_only: bool) {
// self.read_only = read_only;
// }
// pub fn set_field_editor_style(
// &mut self,
// style: Option<Arc<GetFieldEditorTheme>>,
// cx: &mut ViewContext<Self>,
// ) {
// self.get_field_editor_theme = style;
// cx.notify();
// }
fn selections_did_change(
&mut self,
local: bool,
old_cursor_position: &Anchor,
cx: &mut ViewContext<Self>,
) {
if self.focused && self.leader_peer_id.is_none() {
self.buffer.update(cx, |buffer, cx| {
buffer.set_active_selections(
&self.selections.disjoint_anchors(),
self.selections.line_mode,
self.cursor_shape,
cx,
)
});
}
let display_map = self
.display_map
.update(cx, |display_map, cx| display_map.snapshot(cx));
let buffer = &display_map.buffer_snapshot;
self.add_selections_state = None;
self.select_next_state = None;
self.select_prev_state = None;
self.select_larger_syntax_node_stack.clear();
self.invalidate_autoclose_regions(&self.selections.disjoint_anchors(), buffer);
self.snippet_stack
.invalidate(&self.selections.disjoint_anchors(), buffer);
self.take_rename(false, cx);
let new_cursor_position = self.selections.newest_anchor().head();
self.push_to_nav_history(
old_cursor_position.clone(),
Some(new_cursor_position.to_point(buffer)),
cx,
);
if local {
let new_cursor_position = self.selections.newest_anchor().head();
let mut context_menu = self.context_menu.write();
let completion_menu = match context_menu.as_ref() {
Some(ContextMenu::Completions(menu)) => Some(menu),
_ => {
*context_menu = None;
None
}
};
if let Some(completion_menu) = completion_menu {
let cursor_position = new_cursor_position.to_offset(buffer);
let (word_range, kind) =
buffer.surrounding_word(completion_menu.initial_position.clone());
if kind == Some(CharKind::Word)
&& word_range.to_inclusive().contains(&cursor_position)
{
let mut completion_menu = completion_menu.clone();
drop(context_menu);
let query = Self::completion_query(buffer, cursor_position);
cx.spawn(move |this, mut cx| async move {
completion_menu
.filter(query.as_deref(), cx.background_executor().clone())
.await;
this.update(&mut cx, |this, cx| {
let mut context_menu = this.context_menu.write();
let Some(ContextMenu::Completions(menu)) = context_menu.as_ref() else {
return;
};
if menu.id > completion_menu.id {
return;
}
*context_menu = Some(ContextMenu::Completions(completion_menu));
drop(context_menu);
cx.notify();
})
})
.detach();
self.show_completions(&ShowCompletions, cx);
} else {
drop(context_menu);
self.hide_context_menu(cx);
}
} else {
drop(context_menu);
}
hide_hover(self, cx);
if old_cursor_position.to_display_point(&display_map).row()
!= new_cursor_position.to_display_point(&display_map).row()
{
self.available_code_actions.take();
}
self.refresh_code_actions(cx);
self.refresh_document_highlights(cx);
refresh_matching_bracket_highlights(self, cx);
self.discard_copilot_suggestion(cx);
}
self.blink_manager.update(cx, BlinkManager::pause_blinking);
cx.emit(Event::SelectionsChanged { local });
cx.notify();
}
pub fn change_selections<R>(
&mut self,
autoscroll: Option<Autoscroll>,
cx: &mut ViewContext<Self>,
change: impl FnOnce(&mut MutableSelectionsCollection<'_>) -> R,
) -> R {
let old_cursor_position = self.selections.newest_anchor().head();
self.push_to_selection_history();
let (changed, result) = self.selections.change_with(cx, change);
if changed {
if let Some(autoscroll) = autoscroll {
self.request_autoscroll(autoscroll, cx);
}
self.selections_did_change(true, &old_cursor_position, cx);
}
result
}
pub fn edit<I, S, T>(&mut self, edits: I, cx: &mut ViewContext<Self>)
where
I: IntoIterator<Item = (Range<S>, T)>,
S: ToOffset,
T: Into<Arc<str>>,
{
if self.read_only {
return;
}
self.buffer
.update(cx, |buffer, cx| buffer.edit(edits, None, cx));
}
// pub fn edit_with_autoindent<I, S, T>(&mut self, edits: I, cx: &mut ViewContext<Self>)
// where
// I: IntoIterator<Item = (Range<S>, T)>,
// S: ToOffset,
// T: Into<Arc<str>>,
// {
// if self.read_only {
// return;
// }
// self.buffer.update(cx, |buffer, cx| {
// buffer.edit(edits, self.autoindent_mode.clone(), cx)
// });
// }
// pub fn edit_with_block_indent<I, S, T>(
// &mut self,
// edits: I,
// original_indent_columns: Vec<u32>,
// cx: &mut ViewContext<Self>,
// ) where
// I: IntoIterator<Item = (Range<S>, T)>,
// S: ToOffset,
// T: Into<Arc<str>>,
// {
// if self.read_only {
// return;
// }
// self.buffer.update(cx, |buffer, cx| {
// buffer.edit(
// edits,
// Some(AutoindentMode::Block {
// original_indent_columns,
// }),
// cx,
// )
// });
// }
fn select(&mut self, phase: SelectPhase, cx: &mut ViewContext<Self>) {
self.hide_context_menu(cx);
match phase {
SelectPhase::Begin {
position,
add,
click_count,
} => self.begin_selection(position, add, click_count, cx),
SelectPhase::BeginColumnar {
position,
goal_column,
} => self.begin_columnar_selection(position, goal_column, cx),
SelectPhase::Extend {
position,
click_count,
} => self.extend_selection(position, click_count, cx),
SelectPhase::Update {
position,
goal_column,
scroll_position,
} => self.update_selection(position, goal_column, scroll_position, cx),
SelectPhase::End => self.end_selection(cx),
}
}
fn extend_selection(
&mut self,
position: DisplayPoint,
click_count: usize,
cx: &mut ViewContext<Self>,
) {
let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
let tail = self.selections.newest::<usize>(cx).tail();
self.begin_selection(position, false, click_count, cx);
let position = position.to_offset(&display_map, Bias::Left);
let tail_anchor = display_map.buffer_snapshot.anchor_before(tail);
let mut pending_selection = self
.selections
.pending_anchor()
.expect("extend_selection not called with pending selection");
if position >= tail {
pending_selection.start = tail_anchor;
} else {
pending_selection.end = tail_anchor;
pending_selection.reversed = true;
}
let mut pending_mode = self.selections.pending_mode().unwrap();
match &mut pending_mode {
SelectMode::Word(range) | SelectMode::Line(range) => *range = tail_anchor..tail_anchor,
_ => {}
}
self.change_selections(Some(Autoscroll::fit()), cx, |s| {
s.set_pending(pending_selection, pending_mode)
});
}
fn begin_selection(
&mut self,
position: DisplayPoint,
add: bool,
click_count: usize,
cx: &mut ViewContext<Self>,
) {
if !self.focused {
cx.focus(&self.focus_handle);
}
let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
let buffer = &display_map.buffer_snapshot;
let newest_selection = self.selections.newest_anchor().clone();
let position = display_map.clip_point(position, Bias::Left);
let start;
let end;
let mode;
let auto_scroll;
match click_count {
1 => {
start = buffer.anchor_before(position.to_point(&display_map));
end = start.clone();
mode = SelectMode::Character;
auto_scroll = true;
}
2 => {
let range = movement::surrounding_word(&display_map, position);
start = buffer.anchor_before(range.start.to_point(&display_map));
end = buffer.anchor_before(range.end.to_point(&display_map));
mode = SelectMode::Word(start.clone()..end.clone());
auto_scroll = true;
}
3 => {
let position = display_map
.clip_point(position, Bias::Left)
.to_point(&display_map);
let line_start = display_map.prev_line_boundary(position).0;
let next_line_start = buffer.clip_point(
display_map.next_line_boundary(position).0 + Point::new(1, 0),
Bias::Left,
);
start = buffer.anchor_before(line_start);
end = buffer.anchor_before(next_line_start);
mode = SelectMode::Line(start.clone()..end.clone());
auto_scroll = true;
}
_ => {
start = buffer.anchor_before(0);
end = buffer.anchor_before(buffer.len());
mode = SelectMode::All;
auto_scroll = false;
}
}
self.change_selections(auto_scroll.then(|| Autoscroll::newest()), cx, |s| {
if !add {
s.clear_disjoint();
} else if click_count > 1 {
s.delete(newest_selection.id)
}
s.set_pending_anchor_range(start..end, mode);
});
}
fn begin_columnar_selection(
&mut self,
position: DisplayPoint,
goal_column: u32,
cx: &mut ViewContext<Self>,
) {
if !self.focused {
cx.focus(&self.focus_handle);
}
let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
let tail = self.selections.newest::<Point>(cx).tail();
self.columnar_selection_tail = Some(display_map.buffer_snapshot.anchor_before(tail));
self.select_columns(
tail.to_display_point(&display_map),
position,
goal_column,
&display_map,
cx,
);
}
fn update_selection(
&mut self,
position: DisplayPoint,
goal_column: u32,
scroll_position: gpui::Point<f32>,
cx: &mut ViewContext<Self>,
) {
let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
if let Some(tail) = self.columnar_selection_tail.as_ref() {
let tail = tail.to_display_point(&display_map);
self.select_columns(tail, position, goal_column, &display_map, cx);
} else if let Some(mut pending) = self.selections.pending_anchor() {
let buffer = self.buffer.read(cx).snapshot(cx);
let head;
let tail;
let mode = self.selections.pending_mode().unwrap();
match &mode {
SelectMode::Character => {
head = position.to_point(&display_map);
tail = pending.tail().to_point(&buffer);
}
SelectMode::Word(original_range) => {
let original_display_range = original_range.start.to_display_point(&display_map)
..original_range.end.to_display_point(&display_map);
let original_buffer_range = original_display_range.start.to_point(&display_map)
..original_display_range.end.to_point(&display_map);
if movement::is_inside_word(&display_map, position)
|| original_display_range.contains(&position)
{
let word_range = movement::surrounding_word(&display_map, position);
if word_range.start < original_display_range.start {
head = word_range.start.to_point(&display_map);
} else {
head = word_range.end.to_point(&display_map);
}
} else {
head = position.to_point(&display_map);
}
if head <= original_buffer_range.start {
tail = original_buffer_range.end;
} else {
tail = original_buffer_range.start;
}
}
SelectMode::Line(original_range) => {
let original_range = original_range.to_point(&display_map.buffer_snapshot);
let position = display_map
.clip_point(position, Bias::Left)
.to_point(&display_map);
let line_start = display_map.prev_line_boundary(position).0;
let next_line_start = buffer.clip_point(
display_map.next_line_boundary(position).0 + Point::new(1, 0),
Bias::Left,
);
if line_start < original_range.start {
head = line_start
} else {
head = next_line_start
}
if head <= original_range.start {
tail = original_range.end;
} else {
tail = original_range.start;
}
}
SelectMode::All => {
return;
}
};
if head < tail {
pending.start = buffer.anchor_before(head);
pending.end = buffer.anchor_before(tail);
pending.reversed = true;
} else {
pending.start = buffer.anchor_before(tail);
pending.end = buffer.anchor_before(head);
pending.reversed = false;
}
self.change_selections(None, cx, |s| {
s.set_pending(pending, mode);
});
} else {
log::error!("update_selection dispatched with no pending selection");
return;
}
self.set_scroll_position(scroll_position, cx);
cx.notify();
}
fn end_selection(&mut self, cx: &mut ViewContext<Self>) {
self.columnar_selection_tail.take();
if self.selections.pending_anchor().is_some() {
let selections = self.selections.all::<usize>(cx);
self.change_selections(None, cx, |s| {
s.select(selections);
s.clear_pending();
});
}
}
fn select_columns(
&mut self,
tail: DisplayPoint,
head: DisplayPoint,
goal_column: u32,
display_map: &DisplaySnapshot,
cx: &mut ViewContext<Self>,
) {
let start_row = cmp::min(tail.row(), head.row());
let end_row = cmp::max(tail.row(), head.row());
let start_column = cmp::min(tail.column(), goal_column);
let end_column = cmp::max(tail.column(), goal_column);
let reversed = start_column < tail.column();
let selection_ranges = (start_row..=end_row)
.filter_map(|row| {
if start_column <= display_map.line_len(row) && !display_map.is_block_line(row) {
let start = display_map
.clip_point(DisplayPoint::new(row, start_column), Bias::Left)
.to_point(display_map);
let end = display_map
.clip_point(DisplayPoint::new(row, end_column), Bias::Right)
.to_point(display_map);
if reversed {
Some(end..start)
} else {
Some(start..end)
}
} else {
None
}
})
.collect::<Vec<_>>();
self.change_selections(None, cx, |s| {
s.select_ranges(selection_ranges);
});
cx.notify();
}
pub fn has_pending_nonempty_selection(&self) -> bool {
let pending_nonempty_selection = match self.selections.pending_anchor() {
Some(Selection { start, end, .. }) => start != end,
None => false,
};
pending_nonempty_selection || self.columnar_selection_tail.is_some()
}
pub fn has_pending_selection(&self) -> bool {
self.selections.pending_anchor().is_some() || self.columnar_selection_tail.is_some()
}
// pub fn cancel(&mut self, _: &Cancel, cx: &mut ViewContext<Self>) {
// if self.take_rename(false, cx).is_some() {
// return;
// }
// if hide_hover(self, cx) {
// return;
// }
// if self.hide_context_menu(cx).is_some() {
// return;
// }
// if self.discard_copilot_suggestion(cx) {
// return;
// }
// if self.snippet_stack.pop().is_some() {
// return;
// }
// if self.mode == EditorMode::Full {
// if self.active_diagnostics.is_some() {
// self.dismiss_diagnostics(cx);
// return;
// }
// if self.change_selections(Some(Autoscroll::fit()), cx, |s| s.try_cancel()) {
// return;
// }
// }
// cx.propagate_action();
// }
// pub fn handle_input(&mut self, text: &str, cx: &mut ViewContext<Self>) {
// let text: Arc<str> = text.into();
// if self.read_only {
// return;
// }
// let selections = self.selections.all_adjusted(cx);
// let mut brace_inserted = false;
// let mut edits = Vec::new();
// let mut new_selections = Vec::with_capacity(selections.len());
// let mut new_autoclose_regions = Vec::new();
// let snapshot = self.buffer.read(cx).read(cx);
// for (selection, autoclose_region) in
// self.selections_with_autoclose_regions(selections, &snapshot)
// {
// if let Some(scope) = snapshot.language_scope_at(selection.head()) {
// // Determine if the inserted text matches the opening or closing
// // bracket of any of this language's bracket pairs.
// let mut bracket_pair = None;
// let mut is_bracket_pair_start = false;
// if !text.is_empty() {
// // `text` can be empty when an user is using IME (e.g. Chinese Wubi Simplified)
// // and they are removing the character that triggered IME popup.
// for (pair, enabled) in scope.brackets() {
// if enabled && pair.close && pair.start.ends_with(text.as_ref()) {
// bracket_pair = Some(pair.clone());
// is_bracket_pair_start = true;
// break;
// } else if pair.end.as_str() == text.as_ref() {
// bracket_pair = Some(pair.clone());
// break;
// }
// }
// }
// if let Some(bracket_pair) = bracket_pair {
// if selection.is_empty() {
// if is_bracket_pair_start {
// let prefix_len = bracket_pair.start.len() - text.len();
// // If the inserted text is a suffix of an opening bracket and the
// // selection is preceded by the rest of the opening bracket, then
// // insert the closing bracket.
// let following_text_allows_autoclose = snapshot
// .chars_at(selection.start)
// .next()
// .map_or(true, |c| scope.should_autoclose_before(c));
// let preceding_text_matches_prefix = prefix_len == 0
// || (selection.start.column >= (prefix_len as u32)
// && snapshot.contains_str_at(
// Point::new(
// selection.start.row,
// selection.start.column - (prefix_len as u32),
// ),
// &bracket_pair.start[..prefix_len],
// ));
// if following_text_allows_autoclose && preceding_text_matches_prefix {
// let anchor = snapshot.anchor_before(selection.end);
// new_selections.push((selection.map(|_| anchor), text.len()));
// new_autoclose_regions.push((
// anchor,
// text.len(),
// selection.id,
// bracket_pair.clone(),
// ));
// edits.push((
// selection.range(),
// format!("{}{}", text, bracket_pair.end).into(),
// ));
// brace_inserted = true;
// continue;
// }
// }
// if let Some(region) = autoclose_region {
// // If the selection is followed by an auto-inserted closing bracket,
// // then don't insert that closing bracket again; just move the selection
// // past the closing bracket.
// let should_skip = selection.end == region.range.end.to_point(&snapshot)
// && text.as_ref() == region.pair.end.as_str();
// if should_skip {
// let anchor = snapshot.anchor_after(selection.end);
// new_selections
// .push((selection.map(|_| anchor), region.pair.end.len()));
// continue;
// }
// }
// }
// // If an opening bracket is 1 character long and is typed while
// // text is selected, then surround that text with the bracket pair.
// else if is_bracket_pair_start && bracket_pair.start.chars().count() == 1 {
// edits.push((selection.start..selection.start, text.clone()));
// edits.push((
// selection.end..selection.end,
// bracket_pair.end.as_str().into(),
// ));
// brace_inserted = true;
// new_selections.push((
// Selection {
// id: selection.id,
// start: snapshot.anchor_after(selection.start),
// end: snapshot.anchor_before(selection.end),
// reversed: selection.reversed,
// goal: selection.goal,
// },
// 0,
// ));
// continue;
// }
// }
// }
// // If not handling any auto-close operation, then just replace the selected
// // text with the given input and move the selection to the end of the
// // newly inserted text.
// let anchor = snapshot.anchor_after(selection.end);
// new_selections.push((selection.map(|_| anchor), 0));
// edits.push((selection.start..selection.end, text.clone()));
// }
// drop(snapshot);
// self.transact(cx, |this, cx| {
// this.buffer.update(cx, |buffer, cx| {
// buffer.edit(edits, this.autoindent_mode.clone(), cx);
// });
// let new_anchor_selections = new_selections.iter().map(|e| &e.0);
// let new_selection_deltas = new_selections.iter().map(|e| e.1);
// let snapshot = this.buffer.read(cx).read(cx);
// let new_selections = resolve_multiple::<usize, _>(new_anchor_selections, &snapshot)
// .zip(new_selection_deltas)
// .map(|(selection, delta)| Selection {
// id: selection.id,
// start: selection.start + delta,
// end: selection.end + delta,
// reversed: selection.reversed,
// goal: SelectionGoal::None,
// })
// .collect::<Vec<_>>();
// let mut i = 0;
// for (position, delta, selection_id, pair) in new_autoclose_regions {
// let position = position.to_offset(&snapshot) + delta;
// let start = snapshot.anchor_before(position);
// let end = snapshot.anchor_after(position);
// while let Some(existing_state) = this.autoclose_regions.get(i) {
// match existing_state.range.start.cmp(&start, &snapshot) {
// Ordering::Less => i += 1,
// Ordering::Greater => break,
// Ordering::Equal => match end.cmp(&existing_state.range.end, &snapshot) {
// Ordering::Less => i += 1,
// Ordering::Equal => break,
// Ordering::Greater => break,
// },
// }
// }
// this.autoclose_regions.insert(
// i,
// AutocloseRegion {
// selection_id,
// range: start..end,
// pair,
// },
// );
// }
// drop(snapshot);
// let had_active_copilot_suggestion = this.has_active_copilot_suggestion(cx);
// this.change_selections(Some(Autoscroll::fit()), cx, |s| s.select(new_selections));
// if !brace_inserted && EditorSettings>(cx).use_on_type_format {
// if let Some(on_type_format_task) =
// this.trigger_on_type_formatting(text.to_string(), cx)
// {
// on_type_format_task.detach_and_log_err(cx);
// }
// }
// if had_active_copilot_suggestion {
// this.refresh_copilot_suggestions(true, cx);
// if !this.has_active_copilot_suggestion(cx) {
// this.trigger_completion_on_input(&text, cx);
// }
// } else {
// this.trigger_completion_on_input(&text, cx);
// this.refresh_copilot_suggestions(true, cx);
// }
// });
// }
// pub fn newline(&mut self, _: &Newline, cx: &mut ViewContext<Self>) {
// self.transact(cx, |this, cx| {
// let (edits, selection_fixup_info): (Vec<_>, Vec<_>) = {
// let selections = this.selections.all::<usize>(cx);
// let multi_buffer = this.buffer.read(cx);
// let buffer = multi_buffer.snapshot(cx);
// selections
// .iter()
// .map(|selection| {
// let start_point = selection.start.to_point(&buffer);
// let mut indent = buffer.indent_size_for_line(start_point.row);
// indent.len = cmp::min(indent.len, start_point.column);
// let start = selection.start;
// let end = selection.end;
// let is_cursor = start == end;
// let language_scope = buffer.language_scope_at(start);
// let (comment_delimiter, insert_extra_newline) = if let Some(language) =
// &language_scope
// {
// let leading_whitespace_len = buffer
// .reversed_chars_at(start)
// .take_while(|c| c.is_whitespace() && *c != '\n')
// .map(|c| c.len_utf8())
// .sum::<usize>();
// let trailing_whitespace_len = buffer
// .chars_at(end)
// .take_while(|c| c.is_whitespace() && *c != '\n')
// .map(|c| c.len_utf8())
// .sum::<usize>();
// let insert_extra_newline =
// language.brackets().any(|(pair, enabled)| {
// let pair_start = pair.start.trim_end();
// let pair_end = pair.end.trim_start();
// enabled
// && pair.newline
// && buffer.contains_str_at(
// end + trailing_whitespace_len,
// pair_end,
// )
// && buffer.contains_str_at(
// (start - leading_whitespace_len)
// .saturating_sub(pair_start.len()),
// pair_start,
// )
// });
// // Comment extension on newline is allowed only for cursor selections
// let comment_delimiter = language.line_comment_prefix().filter(|_| {
// let is_comment_extension_enabled =
// multi_buffer.settings_at(0, cx).extend_comment_on_newline;
// is_cursor && is_comment_extension_enabled
// });
// let comment_delimiter = if let Some(delimiter) = comment_delimiter {
// buffer
// .buffer_line_for_row(start_point.row)
// .is_some_and(|(snapshot, range)| {
// let mut index_of_first_non_whitespace = 0;
// let line_starts_with_comment = snapshot
// .chars_for_range(range)
// .skip_while(|c| {
// let should_skip = c.is_whitespace();
// if should_skip {
// index_of_first_non_whitespace += 1;
// }
// should_skip
// })
// .take(delimiter.len())
// .eq(delimiter.chars());
// let cursor_is_placed_after_comment_marker =
// index_of_first_non_whitespace + delimiter.len()
// <= start_point.column as usize;
// line_starts_with_comment
// && cursor_is_placed_after_comment_marker
// })
// .then(|| delimiter.clone())
// } else {
// None
// };
// (comment_delimiter, insert_extra_newline)
// } else {
// (None, false)
// };
// let capacity_for_delimiter = comment_delimiter
// .as_deref()
// .map(str::len)
// .unwrap_or_default();
// let mut new_text =
// String::with_capacity(1 + capacity_for_delimiter + indent.len as usize);
// new_text.push_str("\n");
// new_text.extend(indent.chars());
// if let Some(delimiter) = &comment_delimiter {
// new_text.push_str(&delimiter);
// }
// if insert_extra_newline {
// new_text = new_text.repeat(2);
// }
// let anchor = buffer.anchor_after(end);
// let new_selection = selection.map(|_| anchor);
// (
// (start..end, new_text),
// (insert_extra_newline, new_selection),
// )
// })
// .unzip()
// };
// this.edit_with_autoindent(edits, cx);
// let buffer = this.buffer.read(cx).snapshot(cx);
// let new_selections = selection_fixup_info
// .into_iter()
// .map(|(extra_newline_inserted, new_selection)| {
// let mut cursor = new_selection.end.to_point(&buffer);
// if extra_newline_inserted {
// cursor.row -= 1;
// cursor.column = buffer.line_len(cursor.row);
// }
// new_selection.map(|_| cursor)
// })
// .collect();
// this.change_selections(Some(Autoscroll::fit()), cx, |s| s.select(new_selections));
// this.refresh_copilot_suggestions(true, cx);
// });
// }
// pub fn newline_above(&mut self, _: &NewlineAbove, cx: &mut ViewContext<Self>) {
// let buffer = self.buffer.read(cx);
// let snapshot = buffer.snapshot(cx);
// let mut edits = Vec::new();
// let mut rows = Vec::new();
// let mut rows_inserted = 0;
// for selection in self.selections.all_adjusted(cx) {
// let cursor = selection.head();
// let row = cursor.row;
// let start_of_line = snapshot.clip_point(Point::new(row, 0), Bias::Left);
// let newline = "\n".to_string();
// edits.push((start_of_line..start_of_line, newline));
// rows.push(row + rows_inserted);
// rows_inserted += 1;
// }
// self.transact(cx, |editor, cx| {
// editor.edit(edits, cx);
// editor.change_selections(Some(Autoscroll::fit()), cx, |s| {
// let mut index = 0;
// s.move_cursors_with(|map, _, _| {
// let row = rows[index];
// index += 1;
// let point = Point::new(row, 0);
// let boundary = map.next_line_boundary(point).1;
// let clipped = map.clip_point(boundary, Bias::Left);
// (clipped, SelectionGoal::None)
// });
// });
// let mut indent_edits = Vec::new();
// let multibuffer_snapshot = editor.buffer.read(cx).snapshot(cx);
// for row in rows {
// let indents = multibuffer_snapshot.suggested_indents(row..row + 1, cx);
// for (row, indent) in indents {
// if indent.len == 0 {
// continue;
// }
// let text = match indent.kind {
// IndentKind::Space => " ".repeat(indent.len as usize),
// IndentKind::Tab => "\t".repeat(indent.len as usize),
// };
// let point = Point::new(row, 0);
// indent_edits.push((point..point, text));
// }
// }
// editor.edit(indent_edits, cx);
// });
// }
// pub fn newline_below(&mut self, _: &NewlineBelow, cx: &mut ViewContext<Self>) {
// let buffer = self.buffer.read(cx);
// let snapshot = buffer.snapshot(cx);
// let mut edits = Vec::new();
// let mut rows = Vec::new();
// let mut rows_inserted = 0;
// for selection in self.selections.all_adjusted(cx) {
// let cursor = selection.head();
// let row = cursor.row;
// let point = Point::new(row + 1, 0);
// let start_of_line = snapshot.clip_point(point, Bias::Left);
// let newline = "\n".to_string();
// edits.push((start_of_line..start_of_line, newline));
// rows_inserted += 1;
// rows.push(row + rows_inserted);
// }
// self.transact(cx, |editor, cx| {
// editor.edit(edits, cx);
// editor.change_selections(Some(Autoscroll::fit()), cx, |s| {
// let mut index = 0;
// s.move_cursors_with(|map, _, _| {
// let row = rows[index];
// index += 1;
// let point = Point::new(row, 0);
// let boundary = map.next_line_boundary(point).1;
// let clipped = map.clip_point(boundary, Bias::Left);
// (clipped, SelectionGoal::None)
// });
// });
// let mut indent_edits = Vec::new();
// let multibuffer_snapshot = editor.buffer.read(cx).snapshot(cx);
// for row in rows {
// let indents = multibuffer_snapshot.suggested_indents(row..row + 1, cx);
// for (row, indent) in indents {
// if indent.len == 0 {
// continue;
// }
// let text = match indent.kind {
// IndentKind::Space => " ".repeat(indent.len as usize),
// IndentKind::Tab => "\t".repeat(indent.len as usize),
// };
// let point = Point::new(row, 0);
// indent_edits.push((point..point, text));
// }
// }
// editor.edit(indent_edits, cx);
// });
// }
// pub fn insert(&mut self, text: &str, cx: &mut ViewContext<Self>) {
// self.insert_with_autoindent_mode(
// text,
// Some(AutoindentMode::Block {
// original_indent_columns: Vec::new(),
// }),
// cx,
// );
// }
fn insert_with_autoindent_mode(
&mut self,
text: &str,
autoindent_mode: Option<AutoindentMode>,
cx: &mut ViewContext<Self>,
) {
if self.read_only {
return;
}
let text: Arc<str> = text.into();
self.transact(cx, |this, cx| {
let old_selections = this.selections.all_adjusted(cx);
let selection_anchors = this.buffer.update(cx, |buffer, cx| {
let anchors = {
let snapshot = buffer.read(cx);
old_selections
.iter()
.map(|s| {
let anchor = snapshot.anchor_after(s.head());
s.map(|_| anchor)
})
.collect::<Vec<_>>()
};
buffer.edit(
old_selections
.iter()
.map(|s| (s.start..s.end, text.clone())),
autoindent_mode,
cx,
);
anchors
});
this.change_selections(Some(Autoscroll::fit()), cx, |s| {
s.select_anchors(selection_anchors);
})
});
}
// fn trigger_completion_on_input(&mut self, text: &str, cx: &mut ViewContext<Self>) {
// if !EditorSettings>(cx).show_completions_on_input {
// return;
// }
// let selection = self.selections.newest_anchor();
// if self
// .buffer
// .read(cx)
// .is_completion_trigger(selection.head(), text, cx)
// {
// self.show_completions(&ShowCompletions, cx);
// } else {
// self.hide_context_menu(cx);
// }
// }
// /// If any empty selections is touching the start of its innermost containing autoclose
// /// region, expand it to select the brackets.
// fn select_autoclose_pair(&mut self, cx: &mut ViewContext<Self>) {
// let selections = self.selections.all::<usize>(cx);
// let buffer = self.buffer.read(cx).read(cx);
// let mut new_selections = Vec::new();
// for (mut selection, region) in self.selections_with_autoclose_regions(selections, &buffer) {
// if let (Some(region), true) = (region, selection.is_empty()) {
// let mut range = region.range.to_offset(&buffer);
// if selection.start == range.start {
// if range.start >= region.pair.start.len() {
// range.start -= region.pair.start.len();
// if buffer.contains_str_at(range.start, &region.pair.start) {
// if buffer.contains_str_at(range.end, &region.pair.end) {
// range.end += region.pair.end.len();
// selection.start = range.start;
// selection.end = range.end;
// }
// }
// }
// }
// }
// new_selections.push(selection);
// }
// drop(buffer);
// self.change_selections(None, cx, |selections| selections.select(new_selections));
// }
// /// Iterate the given selections, and for each one, find the smallest surrounding
// /// autoclose region. This uses the ordering of the selections and the autoclose
// /// regions to avoid repeated comparisons.
// fn selections_with_autoclose_regions<'a, D: ToOffset + Clone>(
// &'a self,
// selections: impl IntoIterator<Item = Selection<D>>,
// buffer: &'a MultiBufferSnapshot,
// ) -> impl Iterator<Item = (Selection<D>, Option<&'a AutocloseRegion>)> {
// let mut i = 0;
// let mut regions = self.autoclose_regions.as_slice();
// selections.into_iter().map(move |selection| {
// let range = selection.start.to_offset(buffer)..selection.end.to_offset(buffer);
// let mut enclosing = None;
// while let Some(pair_state) = regions.get(i) {
// if pair_state.range.end.to_offset(buffer) < range.start {
// regions = &regions[i + 1..];
// i = 0;
// } else if pair_state.range.start.to_offset(buffer) > range.end {
// break;
// } else {
// if pair_state.selection_id == selection.id {
// enclosing = Some(pair_state);
// }
// i += 1;
// }
// }
// (selection.clone(), enclosing)
// })
// }
/// Remove any autoclose regions that no longer contain their selection.
fn invalidate_autoclose_regions(
&mut self,
mut selections: &[Selection<Anchor>],
buffer: &MultiBufferSnapshot,
) {
self.autoclose_regions.retain(|state| {
let mut i = 0;
while let Some(selection) = selections.get(i) {
if selection.end.cmp(&state.range.start, buffer).is_lt() {
selections = &selections[1..];
continue;
}
if selection.start.cmp(&state.range.end, buffer).is_gt() {
break;
}
if selection.id == state.selection_id {
return true;
} else {
i += 1;
}
}
false
});
}
fn completion_query(buffer: &MultiBufferSnapshot, position: impl ToOffset) -> Option<String> {
let offset = position.to_offset(buffer);
let (word_range, kind) = buffer.surrounding_word(offset);
if offset > word_range.start && kind == Some(CharKind::Word) {
Some(
buffer
.text_for_range(word_range.start..offset)
.collect::<String>(),
)
} else {
None
}
}
// pub fn toggle_inlay_hints(&mut self, _: &ToggleInlayHints, cx: &mut ViewContext<Self>) {
// todo!();
// // self.refresh_inlay_hints(
// // InlayHintRefreshReason::Toggle(!self.inlay_hint_cache.enabled),
// // cx,
// // );
// }
// pub fn inlay_hints_enabled(&self) -> bool {
// todo!();
// self.inlay_hint_cache.enabled
// }
fn refresh_inlay_hints(&mut self, reason: InlayHintRefreshReason, cx: &mut ViewContext<Self>) {
if self.project.is_none() || self.mode != EditorMode::Full {
return;
}
let reason_description = reason.description();
let (invalidate_cache, required_languages) = match reason {
InlayHintRefreshReason::Toggle(enabled) => {
self.inlay_hint_cache.enabled = enabled;
if enabled {
(InvalidationStrategy::RefreshRequested, None)
} else {
self.inlay_hint_cache.clear();
self.splice_inlay_hints(
self.visible_inlay_hints(cx)
.iter()
.map(|inlay| inlay.id)
.collect(),
Vec::new(),
cx,
);
return;
}
}
InlayHintRefreshReason::SettingsChange(new_settings) => {
match self.inlay_hint_cache.update_settings(
&self.buffer,
new_settings,
self.visible_inlay_hints(cx),
cx,
) {
ControlFlow::Break(Some(InlaySplice {
to_remove,
to_insert,
})) => {
self.splice_inlay_hints(to_remove, to_insert, cx);
return;
}
ControlFlow::Break(None) => return,
ControlFlow::Continue(()) => (InvalidationStrategy::RefreshRequested, None),
}
}
InlayHintRefreshReason::ExcerptsRemoved(excerpts_removed) => {
if let Some(InlaySplice {
to_remove,
to_insert,
}) = self.inlay_hint_cache.remove_excerpts(excerpts_removed)
{
self.splice_inlay_hints(to_remove, to_insert, cx);
}
return;
}
InlayHintRefreshReason::NewLinesShown => (InvalidationStrategy::None, None),
InlayHintRefreshReason::BufferEdited(buffer_languages) => {
(InvalidationStrategy::BufferEdited, Some(buffer_languages))
}
InlayHintRefreshReason::RefreshRequested => {
(InvalidationStrategy::RefreshRequested, None)
}
};
if let Some(InlaySplice {
to_remove,
to_insert,
}) = self.inlay_hint_cache.spawn_hint_refresh(
reason_description,
self.excerpt_visible_offsets(required_languages.as_ref(), cx),
invalidate_cache,
cx,
) {
self.splice_inlay_hints(to_remove, to_insert, cx);
}
}
fn visible_inlay_hints(&self, cx: &ViewContext<'_, Editor>) -> Vec<Inlay> {
self.display_map
.read(cx)
.current_inlays()
.filter(move |inlay| {
Some(inlay.id) != self.copilot_state.suggestion.as_ref().map(|h| h.id)
})
.cloned()
.collect()
}
pub fn excerpt_visible_offsets(
&self,
restrict_to_languages: Option<&HashSet<Arc<Language>>>,
cx: &mut ViewContext<Editor>,
) -> HashMap<ExcerptId, (Model<Buffer>, clock::Global, Range<usize>)> {
let multi_buffer = self.buffer().read(cx);
let multi_buffer_snapshot = multi_buffer.snapshot(cx);
let multi_buffer_visible_start = self
.scroll_manager
.anchor()
.anchor
.to_point(&multi_buffer_snapshot);
let multi_buffer_visible_end = multi_buffer_snapshot.clip_point(
multi_buffer_visible_start
+ Point::new(self.visible_line_count().unwrap_or(0.).ceil() as u32, 0),
Bias::Left,
);
let multi_buffer_visible_range = multi_buffer_visible_start..multi_buffer_visible_end;
multi_buffer
.range_to_buffer_ranges(multi_buffer_visible_range, cx)
.into_iter()
.filter(|(_, excerpt_visible_range, _)| !excerpt_visible_range.is_empty())
.filter_map(|(buffer_handle, excerpt_visible_range, excerpt_id)| {
let buffer = buffer_handle.read(cx);
let language = buffer.language()?;
if let Some(restrict_to_languages) = restrict_to_languages {
if !restrict_to_languages.contains(language) {
return None;
}
}
Some((
excerpt_id,
(
buffer_handle,
buffer.version().clone(),
excerpt_visible_range,
),
))
})
.collect()
}
// pub fn text_layout_details(&self, cx: &WindowContext) -> TextLayoutDetails {
// TextLayoutDetails {
// font_cache: cx.font_cache().clone(),
// text_layout_cache: cx.text_layout_cache().clone(),
// editor_style: self.style(cx),
// }
// }
fn splice_inlay_hints(
&self,
to_remove: Vec<InlayId>,
to_insert: Vec<Inlay>,
cx: &mut ViewContext<Self>,
) {
self.display_map.update(cx, |display_map, cx| {
display_map.splice_inlays(to_remove, to_insert, cx);
});
cx.notify();
}
// fn trigger_on_type_formatting(
// &self,
// input: String,
// cx: &mut ViewContext<Self>,
// ) -> Option<Task<Result<()>>> {
// if input.len() != 1 {
// return None;
// }
// let project = self.project.as_ref()?;
// let position = self.selections.newest_anchor().head();
// let (buffer, buffer_position) = self
// .buffer
// .read(cx)
// .text_anchor_for_position(position.clone(), cx)?;
// // OnTypeFormatting returns a list of edits, no need to pass them between Zed instances,
// // hence we do LSP request & edit on host side only — add formats to host's history.
// let push_to_lsp_host_history = true;
// // If this is not the host, append its history with new edits.
// let push_to_client_history = project.read(cx).is_remote();
// let on_type_formatting = project.update(cx, |project, cx| {
// project.on_type_format(
// buffer.clone(),
// buffer_position,
// input,
// push_to_lsp_host_history,
// cx,
// )
// });
// Some(cx.spawn(|editor, mut cx| async move {
// if let Some(transaction) = on_type_formatting.await? {
// if push_to_client_history {
// buffer.update(&mut cx, |buffer, _| {
// buffer.push_transaction(transaction, Instant::now());
// });
// }
// editor.update(&mut cx, |editor, cx| {
// editor.refresh_document_highlights(cx);
// })?;
// }
// Ok(())
// }))
// }
fn show_completions(&mut self, _: &ShowCompletions, cx: &mut ViewContext<Self>) {
if self.pending_rename.is_some() {
return;
}
let project = if let Some(project) = self.project.clone() {
project
} else {
return;
};
let position = self.selections.newest_anchor().head();
let (buffer, buffer_position) = if let Some(output) = self
.buffer
.read(cx)
.text_anchor_for_position(position.clone(), cx)
{
output
} else {
return;
};
let query = Self::completion_query(&self.buffer.read(cx).read(cx), position.clone());
let completions = project.update(cx, |project, cx| {
project.completions(&buffer, buffer_position, cx)
});
let id = post_inc(&mut self.next_completion_id);
let task = cx.spawn(|this, mut cx| {
async move {
let menu = if let Some(completions) = completions.await.log_err() {
let mut menu = CompletionsMenu {
id,
initial_position: position,
match_candidates: completions
.iter()
.enumerate()
.map(|(id, completion)| {
StringMatchCandidate::new(
id,
completion.label.text[completion.label.filter_range.clone()]
.into(),
)
})
.collect(),
buffer,
completions: Arc::new(RwLock::new(completions.into())),
matches: Vec::new().into(),
selected_item: 0,
list: Default::default(),
};
menu.filter(query.as_deref(), cx.background_executor().clone())
.await;
if menu.matches.is_empty() {
None
} else {
_ = this.update(&mut cx, |editor, cx| {
menu.pre_resolve_completion_documentation(editor.project.clone(), cx);
});
Some(menu)
}
} else {
None
};
this.update(&mut cx, |this, cx| {
this.completion_tasks.retain(|(task_id, _)| *task_id > id);
let mut context_menu = this.context_menu.write();
match context_menu.as_ref() {
None => {}
Some(ContextMenu::Completions(prev_menu)) => {
if prev_menu.id > id {
return;
}
}
_ => return,
}
if this.focused && menu.is_some() {
let menu = menu.unwrap();
*context_menu = Some(ContextMenu::Completions(menu));
drop(context_menu);
this.discard_copilot_suggestion(cx);
cx.notify();
} else if this.completion_tasks.is_empty() {
// If there are no more completion tasks and the last menu was
// empty, we should hide it. If it was already hidden, we should
// also show the copilot suggestion when available.
drop(context_menu);
if this.hide_context_menu(cx).is_none() {
this.update_visible_copilot_suggestion(cx);
}
}
})?;
Ok::<_, anyhow::Error>(())
}
.log_err()
});
self.completion_tasks.push((id, task));
}
// pub fn confirm_completion(
// &mut self,
// action: &ConfirmCompletion,
// cx: &mut ViewContext<Self>,
// ) -> Option<Task<Result<()>>> {
// use language::ToOffset as _;
// let completions_menu = if let ContextMenu::Completions(menu) = self.hide_context_menu(cx)? {
// menu
// } else {
// return None;
// };
// let mat = completions_menu
// .matches
// .get(action.item_ix.unwrap_or(completions_menu.selected_item))?;
// let buffer_handle = completions_menu.buffer;
// let completions = completions_menu.completions.read();
// let completion = completions.get(mat.candidate_id)?;
// let snippet;
// let text;
// if completion.is_snippet() {
// snippet = Some(Snippet::parse(&completion.new_text).log_err()?);
// text = snippet.as_ref().unwrap().text.clone();
// } else {
// snippet = None;
// text = completion.new_text.clone();
// };
// let selections = self.selections.all::<usize>(cx);
// let buffer = buffer_handle.read(cx);
// let old_range = completion.old_range.to_offset(buffer);
// let old_text = buffer.text_for_range(old_range.clone()).collect::<String>();
// let newest_selection = self.selections.newest_anchor();
// if newest_selection.start.buffer_id != Some(buffer_handle.read(cx).remote_id()) {
// return None;
// }
// let lookbehind = newest_selection
// .start
// .text_anchor
// .to_offset(buffer)
// .saturating_sub(old_range.start);
// let lookahead = old_range
// .end
// .saturating_sub(newest_selection.end.text_anchor.to_offset(buffer));
// let mut common_prefix_len = old_text
// .bytes()
// .zip(text.bytes())
// .take_while(|(a, b)| a == b)
// .count();
// let snapshot = self.buffer.read(cx).snapshot(cx);
// let mut range_to_replace: Option<Range<isize>> = None;
// let mut ranges = Vec::new();
// for selection in &selections {
// if snapshot.contains_str_at(selection.start.saturating_sub(lookbehind), &old_text) {
// let start = selection.start.saturating_sub(lookbehind);
// let end = selection.end + lookahead;
// if selection.id == newest_selection.id {
// range_to_replace = Some(
// ((start + common_prefix_len) as isize - selection.start as isize)
// ..(end as isize - selection.start as isize),
// );
// }
// ranges.push(start + common_prefix_len..end);
// } else {
// common_prefix_len = 0;
// ranges.clear();
// ranges.extend(selections.iter().map(|s| {
// if s.id == newest_selection.id {
// range_to_replace = Some(
// old_range.start.to_offset_utf16(&snapshot).0 as isize
// - selection.start as isize
// ..old_range.end.to_offset_utf16(&snapshot).0 as isize
// - selection.start as isize,
// );
// old_range.clone()
// } else {
// s.start..s.end
// }
// }));
// break;
// }
// }
// let text = &text[common_prefix_len..];
// cx.emit(Event::InputHandled {
// utf16_range_to_replace: range_to_replace,
// text: text.into(),
// });
// self.transact(cx, |this, cx| {
// if let Some(mut snippet) = snippet {
// snippet.text = text.to_string();
// for tabstop in snippet.tabstops.iter_mut().flatten() {
// tabstop.start -= common_prefix_len as isize;
// tabstop.end -= common_prefix_len as isize;
// }
// this.insert_snippet(&ranges, snippet, cx).log_err();
// } else {
// this.buffer.update(cx, |buffer, cx| {
// buffer.edit(
// ranges.iter().map(|range| (range.clone(), text)),
// this.autoindent_mode.clone(),
// cx,
// );
// });
// }
// this.refresh_copilot_suggestions(true, cx);
// });
// let project = self.project.clone()?;
// let apply_edits = project.update(cx, |project, cx| {
// project.apply_additional_edits_for_completion(
// buffer_handle,
// completion.clone(),
// true,
// cx,
// )
// });
// Some(cx.foreground().spawn(async move {
// apply_edits.await?;
// Ok(())
// }))
// }
// pub fn toggle_code_actions(&mut self, action: &ToggleCodeActions, cx: &mut ViewContext<Self>) {
// let mut context_menu = self.context_menu.write();
// if matches!(context_menu.as_ref(), Some(ContextMenu::CodeActions(_))) {
// *context_menu = None;
// cx.notify();
// return;
// }
// drop(context_menu);
// let deployed_from_indicator = action.deployed_from_indicator;
// let mut task = self.code_actions_task.take();
// cx.spawn(|this, mut cx| async move {
// while let Some(prev_task) = task {
// prev_task.await;
// task = this.update(&mut cx, |this, _| this.code_actions_task.take())?;
// }
// this.update(&mut cx, |this, cx| {
// if this.focused {
// if let Some((buffer, actions)) = this.available_code_actions.clone() {
// this.completion_tasks.clear();
// this.discard_copilot_suggestion(cx);
// *this.context_menu.write() =
// Some(ContextMenu::CodeActions(CodeActionsMenu {
// buffer,
// actions,
// selected_item: Default::default(),
// list: Default::default(),
// deployed_from_indicator,
// }));
// }
// }
// })?;
// Ok::<_, anyhow::Error>(())
// })
// .detach_and_log_err(cx);
// }
// pub fn confirm_code_action(
// workspace: &mut Workspace,
// action: &ConfirmCodeAction,
// cx: &mut ViewContext<Workspace>,
// ) -> Option<Task<Result<()>>> {
// let editor = workspace.active_item(cx)?.act_as::<Editor>(cx)?;
// let actions_menu = if let ContextMenu::CodeActions(menu) =
// editor.update(cx, |editor, cx| editor.hide_context_menu(cx))?
// {
// menu
// } else {
// return None;
// };
// let action_ix = action.item_ix.unwrap_or(actions_menu.selected_item);
// let action = actions_menu.actions.get(action_ix)?.clone();
// let title = action.lsp_action.title.clone();
// let buffer = actions_menu.buffer;
// let apply_code_actions = workspace.project().clone().update(cx, |project, cx| {
// project.apply_code_action(buffer, action, true, cx)
// });
// let editor = editor.downgrade();
// Some(cx.spawn(|workspace, cx| async move {
// let project_transaction = apply_code_actions.await?;
// Self::open_project_transaction(&editor, workspace, project_transaction, title, cx).await
// }))
// }
// async fn open_project_transaction(
// this: &WeakViewHandle<Editor
// workspace: WeakViewHandle<Workspace
// transaction: ProjectTransaction,
// title: String,
// mut cx: AsyncAppContext,
// ) -> Result<()> {
// let replica_id = this.read_with(&cx, |this, cx| this.replica_id(cx))?;
// let mut entries = transaction.0.into_iter().collect::<Vec<_>>();
// entries.sort_unstable_by_key(|(buffer, _)| {
// buffer.read_with(&cx, |buffer, _| buffer.file().map(|f| f.path().clone()))
// });
// // If the project transaction's edits are all contained within this editor, then
// // avoid opening a new editor to display them.
// if let Some((buffer, transaction)) = entries.first() {
// if entries.len() == 1 {
// let excerpt = this.read_with(&cx, |editor, cx| {
// editor
// .buffer()
// .read(cx)
// .excerpt_containing(editor.selections.newest_anchor().head(), cx)
// })?;
// if let Some((_, excerpted_buffer, excerpt_range)) = excerpt {
// if excerpted_buffer == *buffer {
// let all_edits_within_excerpt = buffer.read_with(&cx, |buffer, _| {
// let excerpt_range = excerpt_range.to_offset(buffer);
// buffer
// .edited_ranges_for_transaction::<usize>(transaction)
// .all(|range| {
// excerpt_range.start <= range.start
// && excerpt_range.end >= range.end
// })
// });
// if all_edits_within_excerpt {
// return Ok(());
// }
// }
// }
// }
// } else {
// return Ok(());
// }
// let mut ranges_to_highlight = Vec::new();
// let excerpt_buffer = cx.build_model(|cx| {
// let mut multibuffer = MultiBuffer::new(replica_id).with_title(title);
// for (buffer_handle, transaction) in &entries {
// let buffer = buffer_handle.read(cx);
// ranges_to_highlight.extend(
// multibuffer.push_excerpts_with_context_lines(
// buffer_handle.clone(),
// buffer
// .edited_ranges_for_transaction::<usize>(transaction)
// .collect(),
// 1,
// cx,
// ),
// );
// }
// multibuffer.push_transaction(entries.iter().map(|(b, t)| (b, t)), cx);
// multibuffer
// });
// workspace.update(&mut cx, |workspace, cx| {
// let project = workspace.project().clone();
// let editor =
// cx.add_view(|cx| Editor::for_multibuffer(excerpt_buffer, Some(project), cx));
// workspace.add_item(Box::new(editor.clone()), cx);
// editor.update(cx, |editor, cx| {
// editor.highlight_background::<Self>(
// ranges_to_highlight,
// |theme| theme.editor.highlighted_line_background,
// cx,
// );
// });
// })?;
// Ok(())
// }
fn refresh_code_actions(&mut self, cx: &mut ViewContext<Self>) -> Option<()> {
let project = self.project.clone()?;
let buffer = self.buffer.read(cx);
let newest_selection = self.selections.newest_anchor().clone();
let (start_buffer, start) = buffer.text_anchor_for_position(newest_selection.start, cx)?;
let (end_buffer, end) = buffer.text_anchor_for_position(newest_selection.end, cx)?;
if start_buffer != end_buffer {
return None;
}
self.code_actions_task = Some(cx.spawn(|this, mut cx| async move {
cx.background_executor()
.timer(CODE_ACTIONS_DEBOUNCE_TIMEOUT)
.await;
let actions = if let Ok(code_actions) = project.update(&mut cx, |project, cx| {
project.code_actions(&start_buffer, start..end, cx)
}) {
code_actions.await.log_err()
} else {
None
};
this.update(&mut cx, |this, cx| {
this.available_code_actions = actions.and_then(|actions| {
if actions.is_empty() {
None
} else {
Some((start_buffer, actions.into()))
}
});
cx.notify();
})
.log_err();
}));
None
}
fn refresh_document_highlights(&mut self, cx: &mut ViewContext<Self>) -> Option<()> {
if self.pending_rename.is_some() {
return None;
}
let project = self.project.clone()?;
let buffer = self.buffer.read(cx);
let newest_selection = self.selections.newest_anchor().clone();
let cursor_position = newest_selection.head();
let (cursor_buffer, cursor_buffer_position) =
buffer.text_anchor_for_position(cursor_position.clone(), cx)?;
let (tail_buffer, _) = buffer.text_anchor_for_position(newest_selection.tail(), cx)?;
if cursor_buffer != tail_buffer {
return None;
}
self.document_highlights_task = Some(cx.spawn(|this, mut cx| async move {
cx.background_executor()
.timer(DOCUMENT_HIGHLIGHTS_DEBOUNCE_TIMEOUT)
.await;
let highlights = if let Some(highlights) = project
.update(&mut cx, |project, cx| {
project.document_highlights(&cursor_buffer, cursor_buffer_position, cx)
})
.log_err()
{
highlights.await.log_err()
} else {
None
};
if let Some(highlights) = highlights {
this.update(&mut cx, |this, cx| {
if this.pending_rename.is_some() {
return;
}
let buffer_id = cursor_position.buffer_id;
let buffer = this.buffer.read(cx);
if !buffer
.text_anchor_for_position(cursor_position, cx)
.map_or(false, |(buffer, _)| buffer == cursor_buffer)
{
return;
}
let cursor_buffer_snapshot = cursor_buffer.read(cx);
let mut write_ranges = Vec::new();
let mut read_ranges = Vec::new();
for highlight in highlights {
for (excerpt_id, excerpt_range) in
buffer.excerpts_for_buffer(&cursor_buffer, cx)
{
let start = highlight
.range
.start
.max(&excerpt_range.context.start, cursor_buffer_snapshot);
let end = highlight
.range
.end
.min(&excerpt_range.context.end, cursor_buffer_snapshot);
if start.cmp(&end, cursor_buffer_snapshot).is_ge() {
continue;
}
let range = Anchor {
buffer_id,
excerpt_id: excerpt_id.clone(),
text_anchor: start,
}..Anchor {
buffer_id,
excerpt_id,
text_anchor: end,
};
if highlight.kind == lsp::DocumentHighlightKind::WRITE {
write_ranges.push(range);
} else {
read_ranges.push(range);
}
}
}
this.highlight_background::<DocumentHighlightRead>(
read_ranges,
|theme| todo!("theme.editor.document_highlight_read_background"),
cx,
);
this.highlight_background::<DocumentHighlightWrite>(
write_ranges,
|theme| todo!("theme.editor.document_highlight_write_background"),
cx,
);
cx.notify();
})
.log_err();
}
}));
None
}
fn refresh_copilot_suggestions(
&mut self,
debounce: bool,
cx: &mut ViewContext<Self>,
) -> Option<()> {
let copilot = Copilot::global(cx)?;
if self.mode != EditorMode::Full || !copilot.read(cx).status().is_authorized() {
self.clear_copilot_suggestions(cx);
return None;
}
self.update_visible_copilot_suggestion(cx);
let snapshot = self.buffer.read(cx).snapshot(cx);
let cursor = self.selections.newest_anchor().head();
if !self.is_copilot_enabled_at(cursor, &snapshot, cx) {
self.clear_copilot_suggestions(cx);
return None;
}
let (buffer, buffer_position) =
self.buffer.read(cx).text_anchor_for_position(cursor, cx)?;
self.copilot_state.pending_refresh = cx.spawn(|this, mut cx| async move {
if debounce {
cx.background_executor()
.timer(COPILOT_DEBOUNCE_TIMEOUT)
.await;
}
let completions = copilot
.update(&mut cx, |copilot, cx| {
copilot.completions(&buffer, buffer_position, cx)
})
.log_err()
.unwrap_or(Task::ready(Ok(Vec::new())))
.await
.log_err()
.into_iter()
.flatten()
.collect_vec();
this.update(&mut cx, |this, cx| {
if !completions.is_empty() {
this.copilot_state.cycled = false;
this.copilot_state.pending_cycling_refresh = Task::ready(None);
this.copilot_state.completions.clear();
this.copilot_state.active_completion_index = 0;
this.copilot_state.excerpt_id = Some(cursor.excerpt_id);
for completion in completions {
this.copilot_state.push_completion(completion);
}
this.update_visible_copilot_suggestion(cx);
}
})
.log_err()?;
Some(())
});
Some(())
}
fn cycle_copilot_suggestions(
&mut self,
direction: Direction,
cx: &mut ViewContext<Self>,
) -> Option<()> {
let copilot = Copilot::global(cx)?;
if self.mode != EditorMode::Full || !copilot.read(cx).status().is_authorized() {
return None;
}
if self.copilot_state.cycled {
self.copilot_state.cycle_completions(direction);
self.update_visible_copilot_suggestion(cx);
} else {
let cursor = self.selections.newest_anchor().head();
let (buffer, buffer_position) =
self.buffer.read(cx).text_anchor_for_position(cursor, cx)?;
self.copilot_state.pending_cycling_refresh = cx.spawn(|this, mut cx| async move {
let completions = copilot
.update(&mut cx, |copilot, cx| {
copilot.completions_cycling(&buffer, buffer_position, cx)
})
.log_err()?
.await;
this.update(&mut cx, |this, cx| {
this.copilot_state.cycled = true;
for completion in completions.log_err().into_iter().flatten() {
this.copilot_state.push_completion(completion);
}
this.copilot_state.cycle_completions(direction);
this.update_visible_copilot_suggestion(cx);
})
.log_err()?;
Some(())
});
}
Some(())
}
fn copilot_suggest(&mut self, _: &copilot::Suggest, cx: &mut ViewContext<Self>) {
if !self.has_active_copilot_suggestion(cx) {
self.refresh_copilot_suggestions(false, cx);
return;
}
self.update_visible_copilot_suggestion(cx);
}
fn next_copilot_suggestion(&mut self, _: &copilot::NextSuggestion, cx: &mut ViewContext<Self>) {
if self.has_active_copilot_suggestion(cx) {
self.cycle_copilot_suggestions(Direction::Next, cx);
} else {
let is_copilot_disabled = self.refresh_copilot_suggestions(false, cx).is_none();
if is_copilot_disabled {
todo!();
// cx.propagate();
}
}
}
fn previous_copilot_suggestion(
&mut self,
_: &copilot::PreviousSuggestion,
cx: &mut ViewContext<Self>,
) {
if self.has_active_copilot_suggestion(cx) {
self.cycle_copilot_suggestions(Direction::Prev, cx);
} else {
let is_copilot_disabled = self.refresh_copilot_suggestions(false, cx).is_none();
if is_copilot_disabled {
todo!();
// cx.propagate_action();
}
}
}
fn accept_copilot_suggestion(&mut self, cx: &mut ViewContext<Self>) -> bool {
if let Some(suggestion) = self.take_active_copilot_suggestion(cx) {
if let Some((copilot, completion)) =
Copilot::global(cx).zip(self.copilot_state.active_completion())
{
copilot
.update(cx, |copilot, cx| copilot.accept_completion(completion, cx))
.detach_and_log_err(cx);
self.report_copilot_event(Some(completion.uuid.clone()), true, cx)
}
cx.emit(Event::InputHandled {
utf16_range_to_replace: None,
text: suggestion.text.to_string().into(),
});
self.insert_with_autoindent_mode(&suggestion.text.to_string(), None, cx);
cx.notify();
true
} else {
false
}
}
fn discard_copilot_suggestion(&mut self, cx: &mut ViewContext<Self>) -> bool {
if let Some(suggestion) = self.take_active_copilot_suggestion(cx) {
if let Some(copilot) = Copilot::global(cx) {
copilot
.update(cx, |copilot, cx| {
copilot.discard_completions(&self.copilot_state.completions, cx)
})
.detach_and_log_err(cx);
self.report_copilot_event(None, false, cx)
}
self.display_map.update(cx, |map, cx| {
map.splice_inlays(vec![suggestion.id], Vec::new(), cx)
});
cx.notify();
true
} else {
false
}
}
fn is_copilot_enabled_at(
&self,
location: Anchor,
snapshot: &MultiBufferSnapshot,
cx: &mut ViewContext<Self>,
) -> bool {
let file = snapshot.file_at(location);
let language = snapshot.language_at(location);
let settings = all_language_settings(file, cx);
settings.copilot_enabled(language, file.map(|f| f.path().as_ref()))
}
fn has_active_copilot_suggestion(&self, cx: &AppContext) -> bool {
if let Some(suggestion) = self.copilot_state.suggestion.as_ref() {
let buffer = self.buffer.read(cx).read(cx);
suggestion.position.is_valid(&buffer)
} else {
false
}
}
fn take_active_copilot_suggestion(&mut self, cx: &mut ViewContext<Self>) -> Option<Inlay> {
let suggestion = self.copilot_state.suggestion.take()?;
self.display_map.update(cx, |map, cx| {
map.splice_inlays(vec![suggestion.id], Default::default(), cx);
});
let buffer = self.buffer.read(cx).read(cx);
if suggestion.position.is_valid(&buffer) {
Some(suggestion)
} else {
None
}
}
fn update_visible_copilot_suggestion(&mut self, cx: &mut ViewContext<Self>) {
let snapshot = self.buffer.read(cx).snapshot(cx);
let selection = self.selections.newest_anchor();
let cursor = selection.head();
if self.context_menu.read().is_some()
|| !self.completion_tasks.is_empty()
|| selection.start != selection.end
{
self.discard_copilot_suggestion(cx);
} else if let Some(text) = self
.copilot_state
.text_for_active_completion(cursor, &snapshot)
{
let text = Rope::from(text);
let mut to_remove = Vec::new();
if let Some(suggestion) = self.copilot_state.suggestion.take() {
to_remove.push(suggestion.id);
}
let suggestion_inlay =
Inlay::suggestion(post_inc(&mut self.next_inlay_id), cursor, text);
self.copilot_state.suggestion = Some(suggestion_inlay.clone());
self.display_map.update(cx, move |map, cx| {
map.splice_inlays(to_remove, vec![suggestion_inlay], cx)
});
cx.notify();
} else {
self.discard_copilot_suggestion(cx);
}
}
fn clear_copilot_suggestions(&mut self, cx: &mut ViewContext<Self>) {
self.copilot_state = Default::default();
self.discard_copilot_suggestion(cx);
}
// pub fn render_code_actions_indicator(
// &self,
// style: &EditorStyle,
// is_active: bool,
// cx: &mut ViewContext<Self>,
// ) -> Option<AnyElement<Self>> {
// if self.available_code_actions.is_some() {
// enum CodeActions {}
// Some(
// MouseEventHandler::new::<CodeActions, _>(0, cx, |state, _| {
// Svg::new("icons/bolt.svg").with_color(
// style
// .code_actions
// .indicator
// .in_state(is_active)
// .style_for(state)
// .color,
// )
// })
// .with_cursor_style(CursorStyle::PointingHand)
// .with_padding(Padding::uniform(3.))
// .on_down(MouseButton::Left, |_, this, cx| {
// this.toggle_code_actions(
// &ToggleCodeActions {
// deployed_from_indicator: true,
// },
// cx,
// );
// })
// .into_any(),
// )
// } else {
// None
// }
// }
// pub fn render_fold_indicators(
// &self,
// fold_data: Vec<Option<(FoldStatus, u32, bool)>>,
// style: &EditorStyle,
// gutter_hovered: bool,
// line_height: f32,
// gutter_margin: f32,
// cx: &mut ViewContext<Self>,
// ) -> Vec<Option<AnyElement<Self>>> {
// enum FoldIndicators {}
// let style = style.folds.clone();
// fold_data
// .iter()
// .enumerate()
// .map(|(ix, fold_data)| {
// fold_data
// .map(|(fold_status, buffer_row, active)| {
// (active || gutter_hovered || fold_status == FoldStatus::Folded).then(|| {
// MouseEventHandler::new::<FoldIndicators, _>(
// ix as usize,
// cx,
// |mouse_state, _| {
// Svg::new(match fold_status {
// FoldStatus::Folded => style.folded_icon.clone(),
// FoldStatus::Foldable => style.foldable_icon.clone(),
// })
// .with_color(
// style
// .indicator
// .in_state(fold_status == FoldStatus::Folded)
// .style_for(mouse_state)
// .color,
// )
// .constrained()
// .with_width(gutter_margin * style.icon_margin_scale)
// .aligned()
// .constrained()
// .with_height(line_height)
// .with_width(gutter_margin)
// .aligned()
// },
// )
// .with_cursor_style(CursorStyle::PointingHand)
// .with_padding(Padding::uniform(3.))
// .on_click(MouseButton::Left, {
// move |_, editor, cx| match fold_status {
// FoldStatus::Folded => {
// editor.unfold_at(&UnfoldAt { buffer_row }, cx);
// }
// FoldStatus::Foldable => {
// editor.fold_at(&FoldAt { buffer_row }, cx);
// }
// }
// })
// .into_any()
// })
// })
// .flatten()
// })
// .collect()
// }
// pub fn context_menu_visible(&self) -> bool {
// self.context_menu
// .read()
// .as_ref()
// .map_or(false, |menu| menu.visible())
// }
// pub fn render_context_menu(
// &self,
// cursor_position: DisplayPoint,
// style: EditorStyle,
// cx: &mut ViewContext<Editor>,
// ) -> Option<(DisplayPoint, AnyElement<Editor>)> {
// self.context_menu.read().as_ref().map(|menu| {
// menu.render(
// cursor_position,
// style,
// self.workspace.as_ref().map(|(w, _)| w.clone()),
// cx,
// )
// })
// }
fn hide_context_menu(&mut self, cx: &mut ViewContext<Self>) -> Option<ContextMenu> {
cx.notify();
self.completion_tasks.clear();
let context_menu = self.context_menu.write().take();
if context_menu.is_some() {
self.update_visible_copilot_suggestion(cx);
}
context_menu
}
// pub fn insert_snippet(
// &mut self,
// insertion_ranges: &[Range<usize>],
// snippet: Snippet,
// cx: &mut ViewContext<Self>,
// ) -> Result<()> {
// let tabstops = self.buffer.update(cx, |buffer, cx| {
// let snippet_text: Arc<str> = snippet.text.clone().into();
// buffer.edit(
// insertion_ranges
// .iter()
// .cloned()
// .map(|range| (range, snippet_text.clone())),
// Some(AutoindentMode::EachLine),
// cx,
// );
// let snapshot = &*buffer.read(cx);
// let snippet = &snippet;
// snippet
// .tabstops
// .iter()
// .map(|tabstop| {
// let mut tabstop_ranges = tabstop
// .iter()
// .flat_map(|tabstop_range| {
// let mut delta = 0_isize;
// insertion_ranges.iter().map(move |insertion_range| {
// let insertion_start = insertion_range.start as isize + delta;
// delta +=
// snippet.text.len() as isize - insertion_range.len() as isize;
// let start = snapshot.anchor_before(
// (insertion_start + tabstop_range.start) as usize,
// );
// let end = snapshot
// .anchor_after((insertion_start + tabstop_range.end) as usize);
// start..end
// })
// })
// .collect::<Vec<_>>();
// tabstop_ranges.sort_unstable_by(|a, b| a.start.cmp(&b.start, snapshot));
// tabstop_ranges
// })
// .collect::<Vec<_>>()
// });
// if let Some(tabstop) = tabstops.first() {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.select_ranges(tabstop.iter().cloned());
// });
// self.snippet_stack.push(SnippetState {
// active_index: 0,
// ranges: tabstops,
// });
// }
// Ok(())
// }
// pub fn move_to_next_snippet_tabstop(&mut self, cx: &mut ViewContext<Self>) -> bool {
// self.move_to_snippet_tabstop(Bias::Right, cx)
// }
// pub fn move_to_prev_snippet_tabstop(&mut self, cx: &mut ViewContext<Self>) -> bool {
// self.move_to_snippet_tabstop(Bias::Left, cx)
// }
// pub fn move_to_snippet_tabstop(&mut self, bias: Bias, cx: &mut ViewContext<Self>) -> bool {
// if let Some(mut snippet) = self.snippet_stack.pop() {
// match bias {
// Bias::Left => {
// if snippet.active_index > 0 {
// snippet.active_index -= 1;
// } else {
// self.snippet_stack.push(snippet);
// return false;
// }
// }
// Bias::Right => {
// if snippet.active_index + 1 < snippet.ranges.len() {
// snippet.active_index += 1;
// } else {
// self.snippet_stack.push(snippet);
// return false;
// }
// }
// }
// if let Some(current_ranges) = snippet.ranges.get(snippet.active_index) {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.select_anchor_ranges(current_ranges.iter().cloned())
// });
// // If snippet state is not at the last tabstop, push it back on the stack
// if snippet.active_index + 1 < snippet.ranges.len() {
// self.snippet_stack.push(snippet);
// }
// return true;
// }
// }
// false
// }
// pub fn clear(&mut self, cx: &mut ViewContext<Self>) {
// self.transact(cx, |this, cx| {
// this.select_all(&SelectAll, cx);
// this.insert("", cx);
// });
// }
// pub fn backspace(&mut self, _: &Backspace, cx: &mut ViewContext<Self>) {
// self.transact(cx, |this, cx| {
// this.select_autoclose_pair(cx);
// let mut selections = this.selections.all::<Point>(cx);
// if !this.selections.line_mode {
// let display_map = this.display_map.update(cx, |map, cx| map.snapshot(cx));
// for selection in &mut selections {
// if selection.is_empty() {
// let old_head = selection.head();
// let mut new_head =
// movement::left(&display_map, old_head.to_display_point(&display_map))
// .to_point(&display_map);
// if let Some((buffer, line_buffer_range)) = display_map
// .buffer_snapshot
// .buffer_line_for_row(old_head.row)
// {
// let indent_size =
// buffer.indent_size_for_line(line_buffer_range.start.row);
// let indent_len = match indent_size.kind {
// IndentKind::Space => {
// buffer.settings_at(line_buffer_range.start, cx).tab_size
// }
// IndentKind::Tab => NonZeroU32::new(1).unwrap(),
// };
// if old_head.column <= indent_size.len && old_head.column > 0 {
// let indent_len = indent_len.get();
// new_head = cmp::min(
// new_head,
// Point::new(
// old_head.row,
// ((old_head.column - 1) / indent_len) * indent_len,
// ),
// );
// }
// }
// selection.set_head(new_head, SelectionGoal::None);
// }
// }
// }
// this.change_selections(Some(Autoscroll::fit()), cx, |s| s.select(selections));
// this.insert("", cx);
// this.refresh_copilot_suggestions(true, cx);
// });
// }
// pub fn delete(&mut self, _: &Delete, cx: &mut ViewContext<Self>) {
// self.transact(cx, |this, cx| {
// this.change_selections(Some(Autoscroll::fit()), cx, |s| {
// let line_mode = s.line_mode;
// s.move_with(|map, selection| {
// if selection.is_empty() && !line_mode {
// let cursor = movement::right(map, selection.head());
// selection.end = cursor;
// selection.reversed = true;
// selection.goal = SelectionGoal::None;
// }
// })
// });
// this.insert("", cx);
// this.refresh_copilot_suggestions(true, cx);
// });
// }
// pub fn tab_prev(&mut self, _: &TabPrev, cx: &mut ViewContext<Self>) {
// if self.move_to_prev_snippet_tabstop(cx) {
// return;
// }
// self.outdent(&Outdent, cx);
// }
// pub fn tab(&mut self, _: &Tab, cx: &mut ViewContext<Self>) {
// if self.move_to_next_snippet_tabstop(cx) {
// return;
// }
// let mut selections = self.selections.all_adjusted(cx);
// let buffer = self.buffer.read(cx);
// let snapshot = buffer.snapshot(cx);
// let rows_iter = selections.iter().map(|s| s.head().row);
// let suggested_indents = snapshot.suggested_indents(rows_iter, cx);
// let mut edits = Vec::new();
// let mut prev_edited_row = 0;
// let mut row_delta = 0;
// for selection in &mut selections {
// if selection.start.row != prev_edited_row {
// row_delta = 0;
// }
// prev_edited_row = selection.end.row;
// // If the selection is non-empty, then increase the indentation of the selected lines.
// if !selection.is_empty() {
// row_delta =
// Self::indent_selection(buffer, &snapshot, selection, &mut edits, row_delta, cx);
// continue;
// }
// // If the selection is empty and the cursor is in the leading whitespace before the
// // suggested indentation, then auto-indent the line.
// let cursor = selection.head();
// let current_indent = snapshot.indent_size_for_line(cursor.row);
// if let Some(suggested_indent) = suggested_indents.get(&cursor.row).copied() {
// if cursor.column < suggested_indent.len
// && cursor.column <= current_indent.len
// && current_indent.len <= suggested_indent.len
// {
// selection.start = Point::new(cursor.row, suggested_indent.len);
// selection.end = selection.start;
// if row_delta == 0 {
// edits.extend(Buffer::edit_for_indent_size_adjustment(
// cursor.row,
// current_indent,
// suggested_indent,
// ));
// row_delta = suggested_indent.len - current_indent.len;
// }
// continue;
// }
// }
// // Accept copilot suggestion if there is only one selection and the cursor is not
// // in the leading whitespace.
// if self.selections.count() == 1
// && cursor.column >= current_indent.len
// && self.has_active_copilot_suggestion(cx)
// {
// self.accept_copilot_suggestion(cx);
// return;
// }
// // Otherwise, insert a hard or soft tab.
// let settings = buffer.settings_at(cursor, cx);
// let tab_size = if settings.hard_tabs {
// IndentSize::tab()
// } else {
// let tab_size = settings.tab_size.get();
// let char_column = snapshot
// .text_for_range(Point::new(cursor.row, 0)..cursor)
// .flat_map(str::chars)
// .count()
// + row_delta as usize;
// let chars_to_next_tab_stop = tab_size - (char_column as u32 % tab_size);
// IndentSize::spaces(chars_to_next_tab_stop)
// };
// selection.start = Point::new(cursor.row, cursor.column + row_delta + tab_size.len);
// selection.end = selection.start;
// edits.push((cursor..cursor, tab_size.chars().collect::<String>()));
// row_delta += tab_size.len;
// }
// self.transact(cx, |this, cx| {
// this.buffer.update(cx, |b, cx| b.edit(edits, None, cx));
// this.change_selections(Some(Autoscroll::fit()), cx, |s| s.select(selections));
// this.refresh_copilot_suggestions(true, cx);
// });
// }
// pub fn indent(&mut self, _: &Indent, cx: &mut ViewContext<Self>) {
// let mut selections = self.selections.all::<Point>(cx);
// let mut prev_edited_row = 0;
// let mut row_delta = 0;
// let mut edits = Vec::new();
// let buffer = self.buffer.read(cx);
// let snapshot = buffer.snapshot(cx);
// for selection in &mut selections {
// if selection.start.row != prev_edited_row {
// row_delta = 0;
// }
// prev_edited_row = selection.end.row;
// row_delta =
// Self::indent_selection(buffer, &snapshot, selection, &mut edits, row_delta, cx);
// }
// self.transact(cx, |this, cx| {
// this.buffer.update(cx, |b, cx| b.edit(edits, None, cx));
// this.change_selections(Some(Autoscroll::fit()), cx, |s| s.select(selections));
// });
// }
// fn indent_selection(
// buffer: &MultiBuffer,
// snapshot: &MultiBufferSnapshot,
// selection: &mut Selection<Point>,
// edits: &mut Vec<(Range<Point>, String)>,
// delta_for_start_row: u32,
// cx: &AppContext,
// ) -> u32 {
// let settings = buffer.settings_at(selection.start, cx);
// let tab_size = settings.tab_size.get();
// let indent_kind = if settings.hard_tabs {
// IndentKind::Tab
// } else {
// IndentKind::Space
// };
// let mut start_row = selection.start.row;
// let mut end_row = selection.end.row + 1;
// // If a selection ends at the beginning of a line, don't indent
// // that last line.
// if selection.end.column == 0 {
// end_row -= 1;
// }
// // Avoid re-indenting a row that has already been indented by a
// // previous selection, but still update this selection's column
// // to reflect that indentation.
// if delta_for_start_row > 0 {
// start_row += 1;
// selection.start.column += delta_for_start_row;
// if selection.end.row == selection.start.row {
// selection.end.column += delta_for_start_row;
// }
// }
// let mut delta_for_end_row = 0;
// for row in start_row..end_row {
// let current_indent = snapshot.indent_size_for_line(row);
// let indent_delta = match (current_indent.kind, indent_kind) {
// (IndentKind::Space, IndentKind::Space) => {
// let columns_to_next_tab_stop = tab_size - (current_indent.len % tab_size);
// IndentSize::spaces(columns_to_next_tab_stop)
// }
// (IndentKind::Tab, IndentKind::Space) => IndentSize::spaces(tab_size),
// (_, IndentKind::Tab) => IndentSize::tab(),
// };
// let row_start = Point::new(row, 0);
// edits.push((
// row_start..row_start,
// indent_delta.chars().collect::<String>(),
// ));
// // Update this selection's endpoints to reflect the indentation.
// if row == selection.start.row {
// selection.start.column += indent_delta.len;
// }
// if row == selection.end.row {
// selection.end.column += indent_delta.len;
// delta_for_end_row = indent_delta.len;
// }
// }
// if selection.start.row == selection.end.row {
// delta_for_start_row + delta_for_end_row
// } else {
// delta_for_end_row
// }
// }
// pub fn outdent(&mut self, _: &Outdent, cx: &mut ViewContext<Self>) {
// let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
// let selections = self.selections.all::<Point>(cx);
// let mut deletion_ranges = Vec::new();
// let mut last_outdent = None;
// {
// let buffer = self.buffer.read(cx);
// let snapshot = buffer.snapshot(cx);
// for selection in &selections {
// let settings = buffer.settings_at(selection.start, cx);
// let tab_size = settings.tab_size.get();
// let mut rows = selection.spanned_rows(false, &display_map);
// // Avoid re-outdenting a row that has already been outdented by a
// // previous selection.
// if let Some(last_row) = last_outdent {
// if last_row == rows.start {
// rows.start += 1;
// }
// }
// for row in rows {
// let indent_size = snapshot.indent_size_for_line(row);
// if indent_size.len > 0 {
// let deletion_len = match indent_size.kind {
// IndentKind::Space => {
// let columns_to_prev_tab_stop = indent_size.len % tab_size;
// if columns_to_prev_tab_stop == 0 {
// tab_size
// } else {
// columns_to_prev_tab_stop
// }
// }
// IndentKind::Tab => 1,
// };
// deletion_ranges.push(Point::new(row, 0)..Point::new(row, deletion_len));
// last_outdent = Some(row);
// }
// }
// }
// }
// self.transact(cx, |this, cx| {
// this.buffer.update(cx, |buffer, cx| {
// let empty_str: Arc<str> = "".into();
// buffer.edit(
// deletion_ranges
// .into_iter()
// .map(|range| (range, empty_str.clone())),
// None,
// cx,
// );
// });
// let selections = this.selections.all::<usize>(cx);
// this.change_selections(Some(Autoscroll::fit()), cx, |s| s.select(selections));
// });
// }
// pub fn delete_line(&mut self, _: &DeleteLine, cx: &mut ViewContext<Self>) {
// let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
// let selections = self.selections.all::<Point>(cx);
// let mut new_cursors = Vec::new();
// let mut edit_ranges = Vec::new();
// let mut selections = selections.iter().peekable();
// while let Some(selection) = selections.next() {
// let mut rows = selection.spanned_rows(false, &display_map);
// let goal_display_column = selection.head().to_display_point(&display_map).column();
// // Accumulate contiguous regions of rows that we want to delete.
// while let Some(next_selection) = selections.peek() {
// let next_rows = next_selection.spanned_rows(false, &display_map);
// if next_rows.start <= rows.end {
// rows.end = next_rows.end;
// selections.next().unwrap();
// } else {
// break;
// }
// }
// let buffer = &display_map.buffer_snapshot;
// let mut edit_start = Point::new(rows.start, 0).to_offset(buffer);
// let edit_end;
// let cursor_buffer_row;
// if buffer.max_point().row >= rows.end {
// // If there's a line after the range, delete the \n from the end of the row range
// // and position the cursor on the next line.
// edit_end = Point::new(rows.end, 0).to_offset(buffer);
// cursor_buffer_row = rows.end;
// } else {
// // If there isn't a line after the range, delete the \n from the line before the
// // start of the row range and position the cursor there.
// edit_start = edit_start.saturating_sub(1);
// edit_end = buffer.len();
// cursor_buffer_row = rows.start.saturating_sub(1);
// }
// let mut cursor = Point::new(cursor_buffer_row, 0).to_display_point(&display_map);
// *cursor.column_mut() =
// cmp::min(goal_display_column, display_map.line_len(cursor.row()));
// new_cursors.push((
// selection.id,
// buffer.anchor_after(cursor.to_point(&display_map)),
// ));
// edit_ranges.push(edit_start..edit_end);
// }
// self.transact(cx, |this, cx| {
// let buffer = this.buffer.update(cx, |buffer, cx| {
// let empty_str: Arc<str> = "".into();
// buffer.edit(
// edit_ranges
// .into_iter()
// .map(|range| (range, empty_str.clone())),
// None,
// cx,
// );
// buffer.snapshot(cx)
// });
// let new_selections = new_cursors
// .into_iter()
// .map(|(id, cursor)| {
// let cursor = cursor.to_point(&buffer);
// Selection {
// id,
// start: cursor,
// end: cursor,
// reversed: false,
// goal: SelectionGoal::None,
// }
// })
// .collect();
// this.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.select(new_selections);
// });
// });
// }
// pub fn join_lines(&mut self, _: &JoinLines, cx: &mut ViewContext<Self>) {
// let mut row_ranges = Vec::<Range<u32>>::new();
// for selection in self.selections.all::<Point>(cx) {
// let start = selection.start.row;
// let end = if selection.start.row == selection.end.row {
// selection.start.row + 1
// } else {
// selection.end.row
// };
// if let Some(last_row_range) = row_ranges.last_mut() {
// if start <= last_row_range.end {
// last_row_range.end = end;
// continue;
// }
// }
// row_ranges.push(start..end);
// }
// let snapshot = self.buffer.read(cx).snapshot(cx);
// let mut cursor_positions = Vec::new();
// for row_range in &row_ranges {
// let anchor = snapshot.anchor_before(Point::new(
// row_range.end - 1,
// snapshot.line_len(row_range.end - 1),
// ));
// cursor_positions.push(anchor.clone()..anchor);
// }
// self.transact(cx, |this, cx| {
// for row_range in row_ranges.into_iter().rev() {
// for row in row_range.rev() {
// let end_of_line = Point::new(row, snapshot.line_len(row));
// let indent = snapshot.indent_size_for_line(row + 1);
// let start_of_next_line = Point::new(row + 1, indent.len);
// let replace = if snapshot.line_len(row + 1) > indent.len {
// " "
// } else {
// ""
// };
// this.buffer.update(cx, |buffer, cx| {
// buffer.edit([(end_of_line..start_of_next_line, replace)], None, cx)
// });
// }
// }
// this.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.select_anchor_ranges(cursor_positions)
// });
// });
// }
// pub fn sort_lines_case_sensitive(
// &mut self,
// _: &SortLinesCaseSensitive,
// cx: &mut ViewContext<Self>,
// ) {
// self.manipulate_lines(cx, |lines| lines.sort())
// }
// pub fn sort_lines_case_insensitive(
// &mut self,
// _: &SortLinesCaseInsensitive,
// cx: &mut ViewContext<Self>,
// ) {
// self.manipulate_lines(cx, |lines| lines.sort_by_key(|line| line.to_lowercase()))
// }
// pub fn reverse_lines(&mut self, _: &ReverseLines, cx: &mut ViewContext<Self>) {
// self.manipulate_lines(cx, |lines| lines.reverse())
// }
// pub fn shuffle_lines(&mut self, _: &ShuffleLines, cx: &mut ViewContext<Self>) {
// self.manipulate_lines(cx, |lines| lines.shuffle(&mut thread_rng()))
// }
// fn manipulate_lines<Fn>(&mut self, cx: &mut ViewContext<Self>, mut callback: Fn)
// where
// Fn: FnMut(&mut [&str]),
// {
// let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
// let buffer = self.buffer.read(cx).snapshot(cx);
// let mut edits = Vec::new();
// let selections = self.selections.all::<Point>(cx);
// let mut selections = selections.iter().peekable();
// let mut contiguous_row_selections = Vec::new();
// let mut new_selections = Vec::new();
// while let Some(selection) = selections.next() {
// let (start_row, end_row) = consume_contiguous_rows(
// &mut contiguous_row_selections,
// selection,
// &display_map,
// &mut selections,
// );
// let start_point = Point::new(start_row, 0);
// let end_point = Point::new(end_row - 1, buffer.line_len(end_row - 1));
// let text = buffer
// .text_for_range(start_point..end_point)
// .collect::<String>();
// let mut lines = text.split("\n").collect_vec();
// let lines_len = lines.len();
// callback(&mut lines);
// // This is a current limitation with selections.
// // If we wanted to support removing or adding lines, we'd need to fix the logic associated with selections.
// debug_assert!(
// lines.len() == lines_len,
// "callback should not change the number of lines"
// );
// edits.push((start_point..end_point, lines.join("\n")));
// let start_anchor = buffer.anchor_after(start_point);
// let end_anchor = buffer.anchor_before(end_point);
// // Make selection and push
// new_selections.push(Selection {
// id: selection.id,
// start: start_anchor.to_offset(&buffer),
// end: end_anchor.to_offset(&buffer),
// goal: SelectionGoal::None,
// reversed: selection.reversed,
// });
// }
// self.transact(cx, |this, cx| {
// this.buffer.update(cx, |buffer, cx| {
// buffer.edit(edits, None, cx);
// });
// this.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.select(new_selections);
// });
// this.request_autoscroll(Autoscroll::fit(), cx);
// });
// }
// pub fn convert_to_upper_case(&mut self, _: &ConvertToUpperCase, cx: &mut ViewContext<Self>) {
// self.manipulate_text(cx, |text| text.to_uppercase())
// }
// pub fn convert_to_lower_case(&mut self, _: &ConvertToLowerCase, cx: &mut ViewContext<Self>) {
// self.manipulate_text(cx, |text| text.to_lowercase())
// }
// pub fn convert_to_title_case(&mut self, _: &ConvertToTitleCase, cx: &mut ViewContext<Self>) {
// self.manipulate_text(cx, |text| {
// // Hack to get around the fact that to_case crate doesn't support '\n' as a word boundary
// // https://github.com/rutrum/convert-case/issues/16
// text.split("\n")
// .map(|line| line.to_case(Case::Title))
// .join("\n")
// })
// }
// pub fn convert_to_snake_case(&mut self, _: &ConvertToSnakeCase, cx: &mut ViewContext<Self>) {
// self.manipulate_text(cx, |text| text.to_case(Case::Snake))
// }
// pub fn convert_to_kebab_case(&mut self, _: &ConvertToKebabCase, cx: &mut ViewContext<Self>) {
// self.manipulate_text(cx, |text| text.to_case(Case::Kebab))
// }
// pub fn convert_to_upper_camel_case(
// &mut self,
// _: &ConvertToUpperCamelCase,
// cx: &mut ViewContext<Self>,
// ) {
// self.manipulate_text(cx, |text| {
// // Hack to get around the fact that to_case crate doesn't support '\n' as a word boundary
// // https://github.com/rutrum/convert-case/issues/16
// text.split("\n")
// .map(|line| line.to_case(Case::UpperCamel))
// .join("\n")
// })
// }
// pub fn convert_to_lower_camel_case(
// &mut self,
// _: &ConvertToLowerCamelCase,
// cx: &mut ViewContext<Self>,
// ) {
// self.manipulate_text(cx, |text| text.to_case(Case::Camel))
// }
// fn manipulate_text<Fn>(&mut self, cx: &mut ViewContext<Self>, mut callback: Fn)
// where
// Fn: FnMut(&str) -> String,
// {
// let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
// let buffer = self.buffer.read(cx).snapshot(cx);
// let mut new_selections = Vec::new();
// let mut edits = Vec::new();
// let mut selection_adjustment = 0i32;
// for selection in self.selections.all::<usize>(cx) {
// let selection_is_empty = selection.is_empty();
// let (start, end) = if selection_is_empty {
// let word_range = movement::surrounding_word(
// &display_map,
// selection.start.to_display_point(&display_map),
// );
// let start = word_range.start.to_offset(&display_map, Bias::Left);
// let end = word_range.end.to_offset(&display_map, Bias::Left);
// (start, end)
// } else {
// (selection.start, selection.end)
// };
// let text = buffer.text_for_range(start..end).collect::<String>();
// let old_length = text.len() as i32;
// let text = callback(&text);
// new_selections.push(Selection {
// start: (start as i32 - selection_adjustment) as usize,
// end: ((start + text.len()) as i32 - selection_adjustment) as usize,
// goal: SelectionGoal::None,
// ..selection
// });
// selection_adjustment += old_length - text.len() as i32;
// edits.push((start..end, text));
// }
// self.transact(cx, |this, cx| {
// this.buffer.update(cx, |buffer, cx| {
// buffer.edit(edits, None, cx);
// });
// this.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.select(new_selections);
// });
// this.request_autoscroll(Autoscroll::fit(), cx);
// });
// }
// pub fn duplicate_line(&mut self, _: &DuplicateLine, cx: &mut ViewContext<Self>) {
// let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
// let buffer = &display_map.buffer_snapshot;
// let selections = self.selections.all::<Point>(cx);
// let mut edits = Vec::new();
// let mut selections_iter = selections.iter().peekable();
// while let Some(selection) = selections_iter.next() {
// // Avoid duplicating the same lines twice.
// let mut rows = selection.spanned_rows(false, &display_map);
// while let Some(next_selection) = selections_iter.peek() {
// let next_rows = next_selection.spanned_rows(false, &display_map);
// if next_rows.start < rows.end {
// rows.end = next_rows.end;
// selections_iter.next().unwrap();
// } else {
// break;
// }
// }
// // Copy the text from the selected row region and splice it at the start of the region.
// let start = Point::new(rows.start, 0);
// let end = Point::new(rows.end - 1, buffer.line_len(rows.end - 1));
// let text = buffer
// .text_for_range(start..end)
// .chain(Some("\n"))
// .collect::<String>();
// edits.push((start..start, text));
// }
// self.transact(cx, |this, cx| {
// this.buffer.update(cx, |buffer, cx| {
// buffer.edit(edits, None, cx);
// });
// this.request_autoscroll(Autoscroll::fit(), cx);
// });
// }
// pub fn move_line_up(&mut self, _: &MoveLineUp, cx: &mut ViewContext<Self>) {
// let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
// let buffer = self.buffer.read(cx).snapshot(cx);
// let mut edits = Vec::new();
// let mut unfold_ranges = Vec::new();
// let mut refold_ranges = Vec::new();
// let selections = self.selections.all::<Point>(cx);
// let mut selections = selections.iter().peekable();
// let mut contiguous_row_selections = Vec::new();
// let mut new_selections = Vec::new();
// while let Some(selection) = selections.next() {
// // Find all the selections that span a contiguous row range
// let (start_row, end_row) = consume_contiguous_rows(
// &mut contiguous_row_selections,
// selection,
// &display_map,
// &mut selections,
// );
// // Move the text spanned by the row range to be before the line preceding the row range
// if start_row > 0 {
// let range_to_move = Point::new(start_row - 1, buffer.line_len(start_row - 1))
// ..Point::new(end_row - 1, buffer.line_len(end_row - 1));
// let insertion_point = display_map
// .prev_line_boundary(Point::new(start_row - 1, 0))
// .0;
// // Don't move lines across excerpts
// if buffer
// .excerpt_boundaries_in_range((
// Bound::Excluded(insertion_point),
// Bound::Included(range_to_move.end),
// ))
// .next()
// .is_none()
// {
// let text = buffer
// .text_for_range(range_to_move.clone())
// .flat_map(|s| s.chars())
// .skip(1)
// .chain(['\n'])
// .collect::<String>();
// edits.push((
// buffer.anchor_after(range_to_move.start)
// ..buffer.anchor_before(range_to_move.end),
// String::new(),
// ));
// let insertion_anchor = buffer.anchor_after(insertion_point);
// edits.push((insertion_anchor..insertion_anchor, text));
// let row_delta = range_to_move.start.row - insertion_point.row + 1;
// // Move selections up
// new_selections.extend(contiguous_row_selections.drain(..).map(
// |mut selection| {
// selection.start.row -= row_delta;
// selection.end.row -= row_delta;
// selection
// },
// ));
// // Move folds up
// unfold_ranges.push(range_to_move.clone());
// for fold in display_map.folds_in_range(
// buffer.anchor_before(range_to_move.start)
// ..buffer.anchor_after(range_to_move.end),
// ) {
// let mut start = fold.start.to_point(&buffer);
// let mut end = fold.end.to_point(&buffer);
// start.row -= row_delta;
// end.row -= row_delta;
// refold_ranges.push(start..end);
// }
// }
// }
// // If we didn't move line(s), preserve the existing selections
// new_selections.append(&mut contiguous_row_selections);
// }
// self.transact(cx, |this, cx| {
// this.unfold_ranges(unfold_ranges, true, true, cx);
// this.buffer.update(cx, |buffer, cx| {
// for (range, text) in edits {
// buffer.edit([(range, text)], None, cx);
// }
// });
// this.fold_ranges(refold_ranges, true, cx);
// this.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.select(new_selections);
// })
// });
// }
// pub fn move_line_down(&mut self, _: &MoveLineDown, cx: &mut ViewContext<Self>) {
// let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
// let buffer = self.buffer.read(cx).snapshot(cx);
// let mut edits = Vec::new();
// let mut unfold_ranges = Vec::new();
// let mut refold_ranges = Vec::new();
// let selections = self.selections.all::<Point>(cx);
// let mut selections = selections.iter().peekable();
// let mut contiguous_row_selections = Vec::new();
// let mut new_selections = Vec::new();
// while let Some(selection) = selections.next() {
// // Find all the selections that span a contiguous row range
// let (start_row, end_row) = consume_contiguous_rows(
// &mut contiguous_row_selections,
// selection,
// &display_map,
// &mut selections,
// );
// // Move the text spanned by the row range to be after the last line of the row range
// if end_row <= buffer.max_point().row {
// let range_to_move = Point::new(start_row, 0)..Point::new(end_row, 0);
// let insertion_point = display_map.next_line_boundary(Point::new(end_row, 0)).0;
// // Don't move lines across excerpt boundaries
// if buffer
// .excerpt_boundaries_in_range((
// Bound::Excluded(range_to_move.start),
// Bound::Included(insertion_point),
// ))
// .next()
// .is_none()
// {
// let mut text = String::from("\n");
// text.extend(buffer.text_for_range(range_to_move.clone()));
// text.pop(); // Drop trailing newline
// edits.push((
// buffer.anchor_after(range_to_move.start)
// ..buffer.anchor_before(range_to_move.end),
// String::new(),
// ));
// let insertion_anchor = buffer.anchor_after(insertion_point);
// edits.push((insertion_anchor..insertion_anchor, text));
// let row_delta = insertion_point.row - range_to_move.end.row + 1;
// // Move selections down
// new_selections.extend(contiguous_row_selections.drain(..).map(
// |mut selection| {
// selection.start.row += row_delta;
// selection.end.row += row_delta;
// selection
// },
// ));
// // Move folds down
// unfold_ranges.push(range_to_move.clone());
// for fold in display_map.folds_in_range(
// buffer.anchor_before(range_to_move.start)
// ..buffer.anchor_after(range_to_move.end),
// ) {
// let mut start = fold.start.to_point(&buffer);
// let mut end = fold.end.to_point(&buffer);
// start.row += row_delta;
// end.row += row_delta;
// refold_ranges.push(start..end);
// }
// }
// }
// // If we didn't move line(s), preserve the existing selections
// new_selections.append(&mut contiguous_row_selections);
// }
// self.transact(cx, |this, cx| {
// this.unfold_ranges(unfold_ranges, true, true, cx);
// this.buffer.update(cx, |buffer, cx| {
// for (range, text) in edits {
// buffer.edit([(range, text)], None, cx);
// }
// });
// this.fold_ranges(refold_ranges, true, cx);
// this.change_selections(Some(Autoscroll::fit()), cx, |s| s.select(new_selections));
// });
// }
// pub fn transpose(&mut self, _: &Transpose, cx: &mut ViewContext<Self>) {
// let text_layout_details = &self.text_layout_details(cx);
// self.transact(cx, |this, cx| {
// let edits = this.change_selections(Some(Autoscroll::fit()), cx, |s| {
// let mut edits: Vec<(Range<usize>, String)> = Default::default();
// let line_mode = s.line_mode;
// s.move_with(|display_map, selection| {
// if !selection.is_empty() || line_mode {
// return;
// }
// let mut head = selection.head();
// let mut transpose_offset = head.to_offset(display_map, Bias::Right);
// if head.column() == display_map.line_len(head.row()) {
// transpose_offset = display_map
// .buffer_snapshot
// .clip_offset(transpose_offset.saturating_sub(1), Bias::Left);
// }
// if transpose_offset == 0 {
// return;
// }
// *head.column_mut() += 1;
// head = display_map.clip_point(head, Bias::Right);
// let goal = SelectionGoal::HorizontalPosition(
// display_map.x_for_point(head, &text_layout_details),
// );
// selection.collapse_to(head, goal);
// let transpose_start = display_map
// .buffer_snapshot
// .clip_offset(transpose_offset.saturating_sub(1), Bias::Left);
// if edits.last().map_or(true, |e| e.0.end <= transpose_start) {
// let transpose_end = display_map
// .buffer_snapshot
// .clip_offset(transpose_offset + 1, Bias::Right);
// if let Some(ch) =
// display_map.buffer_snapshot.chars_at(transpose_start).next()
// {
// edits.push((transpose_start..transpose_offset, String::new()));
// edits.push((transpose_end..transpose_end, ch.to_string()));
// }
// }
// });
// edits
// });
// this.buffer
// .update(cx, |buffer, cx| buffer.edit(edits, None, cx));
// let selections = this.selections.all::<usize>(cx);
// this.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.select(selections);
// });
// });
// }
// pub fn cut(&mut self, _: &Cut, cx: &mut ViewContext<Self>) {
// let mut text = String::new();
// let buffer = self.buffer.read(cx).snapshot(cx);
// let mut selections = self.selections.all::<Point>(cx);
// let mut clipboard_selections = Vec::with_capacity(selections.len());
// {
// let max_point = buffer.max_point();
// let mut is_first = true;
// for selection in &mut selections {
// let is_entire_line = selection.is_empty() || self.selections.line_mode;
// if is_entire_line {
// selection.start = Point::new(selection.start.row, 0);
// selection.end = cmp::min(max_point, Point::new(selection.end.row + 1, 0));
// selection.goal = SelectionGoal::None;
// }
// if is_first {
// is_first = false;
// } else {
// text += "\n";
// }
// let mut len = 0;
// for chunk in buffer.text_for_range(selection.start..selection.end) {
// text.push_str(chunk);
// len += chunk.len();
// }
// clipboard_selections.push(ClipboardSelection {
// len,
// is_entire_line,
// first_line_indent: buffer.indent_size_for_line(selection.start.row).len,
// });
// }
// }
// self.transact(cx, |this, cx| {
// this.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.select(selections);
// });
// this.insert("", cx);
// cx.write_to_clipboard(ClipboardItem::new(text).with_metadata(clipboard_selections));
// });
// }
// pub fn copy(&mut self, _: &Copy, cx: &mut ViewContext<Self>) {
// let selections = self.selections.all::<Point>(cx);
// let buffer = self.buffer.read(cx).read(cx);
// let mut text = String::new();
// let mut clipboard_selections = Vec::with_capacity(selections.len());
// {
// let max_point = buffer.max_point();
// let mut is_first = true;
// for selection in selections.iter() {
// let mut start = selection.start;
// let mut end = selection.end;
// let is_entire_line = selection.is_empty() || self.selections.line_mode;
// if is_entire_line {
// start = Point::new(start.row, 0);
// end = cmp::min(max_point, Point::new(end.row + 1, 0));
// }
// if is_first {
// is_first = false;
// } else {
// text += "\n";
// }
// let mut len = 0;
// for chunk in buffer.text_for_range(start..end) {
// text.push_str(chunk);
// len += chunk.len();
// }
// clipboard_selections.push(ClipboardSelection {
// len,
// is_entire_line,
// first_line_indent: buffer.indent_size_for_line(start.row).len,
// });
// }
// }
// cx.write_to_clipboard(ClipboardItem::new(text).with_metadata(clipboard_selections));
// }
// pub fn paste(&mut self, _: &Paste, cx: &mut ViewContext<Self>) {
// self.transact(cx, |this, cx| {
// if let Some(item) = cx.read_from_clipboard() {
// let clipboard_text = Cow::Borrowed(item.text());
// if let Some(mut clipboard_selections) = item.metadata::<Vec<ClipboardSelection>>() {
// let old_selections = this.selections.all::<usize>(cx);
// let all_selections_were_entire_line =
// clipboard_selections.iter().all(|s| s.is_entire_line);
// let first_selection_indent_column =
// clipboard_selections.first().map(|s| s.first_line_indent);
// if clipboard_selections.len() != old_selections.len() {
// clipboard_selections.drain(..);
// }
// this.buffer.update(cx, |buffer, cx| {
// let snapshot = buffer.read(cx);
// let mut start_offset = 0;
// let mut edits = Vec::new();
// let mut original_indent_columns = Vec::new();
// let line_mode = this.selections.line_mode;
// for (ix, selection) in old_selections.iter().enumerate() {
// let to_insert;
// let entire_line;
// let original_indent_column;
// if let Some(clipboard_selection) = clipboard_selections.get(ix) {
// let end_offset = start_offset + clipboard_selection.len;
// to_insert = &clipboard_text[start_offset..end_offset];
// entire_line = clipboard_selection.is_entire_line;
// start_offset = end_offset + 1;
// original_indent_column =
// Some(clipboard_selection.first_line_indent);
// } else {
// to_insert = clipboard_text.as_str();
// entire_line = all_selections_were_entire_line;
// original_indent_column = first_selection_indent_column
// }
// // If the corresponding selection was empty when this slice of the
// // clipboard text was written, then the entire line containing the
// // selection was copied. If this selection is also currently empty,
// // then paste the line before the current line of the buffer.
// let range = if selection.is_empty() && !line_mode && entire_line {
// let column = selection.start.to_point(&snapshot).column as usize;
// let line_start = selection.start - column;
// line_start..line_start
// } else {
// selection.range()
// };
// edits.push((range, to_insert));
// original_indent_columns.extend(original_indent_column);
// }
// drop(snapshot);
// buffer.edit(
// edits,
// Some(AutoindentMode::Block {
// original_indent_columns,
// }),
// cx,
// );
// });
// let selections = this.selections.all::<usize>(cx);
// this.change_selections(Some(Autoscroll::fit()), cx, |s| s.select(selections));
// } else {
// this.insert(&clipboard_text, cx);
// }
// }
// });
// }
// pub fn undo(&mut self, _: &Undo, cx: &mut ViewContext<Self>) {
// if let Some(tx_id) = self.buffer.update(cx, |buffer, cx| buffer.undo(cx)) {
// if let Some((selections, _)) = self.selection_history.transaction(tx_id).cloned() {
// self.change_selections(None, cx, |s| {
// s.select_anchors(selections.to_vec());
// });
// }
// self.request_autoscroll(Autoscroll::fit(), cx);
// self.unmark_text(cx);
// self.refresh_copilot_suggestions(true, cx);
// cx.emit(Event::Edited);
// }
// }
// pub fn redo(&mut self, _: &Redo, cx: &mut ViewContext<Self>) {
// if let Some(tx_id) = self.buffer.update(cx, |buffer, cx| buffer.redo(cx)) {
// if let Some((_, Some(selections))) = self.selection_history.transaction(tx_id).cloned()
// {
// self.change_selections(None, cx, |s| {
// s.select_anchors(selections.to_vec());
// });
// }
// self.request_autoscroll(Autoscroll::fit(), cx);
// self.unmark_text(cx);
// self.refresh_copilot_suggestions(true, cx);
// cx.emit(Event::Edited);
// }
// }
// pub fn finalize_last_transaction(&mut self, cx: &mut ViewContext<Self>) {
// self.buffer
// .update(cx, |buffer, cx| buffer.finalize_last_transaction(cx));
// }
// pub fn move_left(&mut self, _: &MoveLeft, cx: &mut ViewContext<Self>) {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// let line_mode = s.line_mode;
// s.move_with(|map, selection| {
// let cursor = if selection.is_empty() && !line_mode {
// movement::left(map, selection.start)
// } else {
// selection.start
// };
// selection.collapse_to(cursor, SelectionGoal::None);
// });
// })
// }
// pub fn select_left(&mut self, _: &SelectLeft, cx: &mut ViewContext<Self>) {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_heads_with(|map, head, _| (movement::left(map, head), SelectionGoal::None));
// })
// }
// pub fn move_right(&mut self, _: &MoveRight, cx: &mut ViewContext<Self>) {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// let line_mode = s.line_mode;
// s.move_with(|map, selection| {
// let cursor = if selection.is_empty() && !line_mode {
// movement::right(map, selection.end)
// } else {
// selection.end
// };
// selection.collapse_to(cursor, SelectionGoal::None)
// });
// })
// }
// pub fn select_right(&mut self, _: &SelectRight, cx: &mut ViewContext<Self>) {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_heads_with(|map, head, _| (movement::right(map, head), SelectionGoal::None));
// })
// }
// pub fn move_up(&mut self, _: &MoveUp, cx: &mut ViewContext<Self>) {
// if self.take_rename(true, cx).is_some() {
// return;
// }
// if matches!(self.mode, EditorMode::SingleLine) {
// cx.propagate_action();
// return;
// }
// let text_layout_details = &self.text_layout_details(cx);
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// let line_mode = s.line_mode;
// s.move_with(|map, selection| {
// if !selection.is_empty() && !line_mode {
// selection.goal = SelectionGoal::None;
// }
// let (cursor, goal) = movement::up(
// map,
// selection.start,
// selection.goal,
// false,
// &text_layout_details,
// );
// selection.collapse_to(cursor, goal);
// });
// })
// }
// pub fn move_page_up(&mut self, action: &MovePageUp, cx: &mut ViewContext<Self>) {
// if self.take_rename(true, cx).is_some() {
// return;
// }
// if matches!(self.mode, EditorMode::SingleLine) {
// cx.propagate_action();
// return;
// }
// let row_count = if let Some(row_count) = self.visible_line_count() {
// row_count as u32 - 1
// } else {
// return;
// };
// let autoscroll = if action.center_cursor {
// Autoscroll::center()
// } else {
// Autoscroll::fit()
// };
// let text_layout_details = &self.text_layout_details(cx);
// self.change_selections(Some(autoscroll), cx, |s| {
// let line_mode = s.line_mode;
// s.move_with(|map, selection| {
// if !selection.is_empty() && !line_mode {
// selection.goal = SelectionGoal::None;
// }
// let (cursor, goal) = movement::up_by_rows(
// map,
// selection.end,
// row_count,
// selection.goal,
// false,
// &text_layout_details,
// );
// selection.collapse_to(cursor, goal);
// });
// });
// }
// pub fn select_up(&mut self, _: &SelectUp, cx: &mut ViewContext<Self>) {
// let text_layout_details = &self.text_layout_details(cx);
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_heads_with(|map, head, goal| {
// movement::up(map, head, goal, false, &text_layout_details)
// })
// })
// }
// pub fn move_down(&mut self, _: &MoveDown, cx: &mut ViewContext<Self>) {
// self.take_rename(true, cx);
// if self.mode == EditorMode::SingleLine {
// cx.propagate_action();
// return;
// }
// let text_layout_details = &self.text_layout_details(cx);
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// let line_mode = s.line_mode;
// s.move_with(|map, selection| {
// if !selection.is_empty() && !line_mode {
// selection.goal = SelectionGoal::None;
// }
// let (cursor, goal) = movement::down(
// map,
// selection.end,
// selection.goal,
// false,
// &text_layout_details,
// );
// selection.collapse_to(cursor, goal);
// });
// });
// }
// pub fn move_page_down(&mut self, action: &MovePageDown, cx: &mut ViewContext<Self>) {
// if self.take_rename(true, cx).is_some() {
// return;
// }
// if self
// .context_menu
// .write()
// .as_mut()
// .map(|menu| menu.select_last(self.project.as_ref(), cx))
// .unwrap_or(false)
// {
// return;
// }
// if matches!(self.mode, EditorMode::SingleLine) {
// cx.propagate_action();
// return;
// }
// let row_count = if let Some(row_count) = self.visible_line_count() {
// row_count as u32 - 1
// } else {
// return;
// };
// let autoscroll = if action.center_cursor {
// Autoscroll::center()
// } else {
// Autoscroll::fit()
// };
// let text_layout_details = &self.text_layout_details(cx);
// self.change_selections(Some(autoscroll), cx, |s| {
// let line_mode = s.line_mode;
// s.move_with(|map, selection| {
// if !selection.is_empty() && !line_mode {
// selection.goal = SelectionGoal::None;
// }
// let (cursor, goal) = movement::down_by_rows(
// map,
// selection.end,
// row_count,
// selection.goal,
// false,
// &text_layout_details,
// );
// selection.collapse_to(cursor, goal);
// });
// });
// }
// pub fn select_down(&mut self, _: &SelectDown, cx: &mut ViewContext<Self>) {
// let text_layout_details = &self.text_layout_details(cx);
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_heads_with(|map, head, goal| {
// movement::down(map, head, goal, false, &text_layout_details)
// })
// });
// }
// pub fn context_menu_first(&mut self, _: &ContextMenuFirst, cx: &mut ViewContext<Self>) {
// if let Some(context_menu) = self.context_menu.write().as_mut() {
// context_menu.select_first(self.project.as_ref(), cx);
// }
// }
// pub fn context_menu_prev(&mut self, _: &ContextMenuPrev, cx: &mut ViewContext<Self>) {
// if let Some(context_menu) = self.context_menu.write().as_mut() {
// context_menu.select_prev(self.project.as_ref(), cx);
// }
// }
// pub fn context_menu_next(&mut self, _: &ContextMenuNext, cx: &mut ViewContext<Self>) {
// if let Some(context_menu) = self.context_menu.write().as_mut() {
// context_menu.select_next(self.project.as_ref(), cx);
// }
// }
// pub fn context_menu_last(&mut self, _: &ContextMenuLast, cx: &mut ViewContext<Self>) {
// if let Some(context_menu) = self.context_menu.write().as_mut() {
// context_menu.select_last(self.project.as_ref(), cx);
// }
// }
// pub fn move_to_previous_word_start(
// &mut self,
// _: &MoveToPreviousWordStart,
// cx: &mut ViewContext<Self>,
// ) {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_cursors_with(|map, head, _| {
// (
// movement::previous_word_start(map, head),
// SelectionGoal::None,
// )
// });
// })
// }
// pub fn move_to_previous_subword_start(
// &mut self,
// _: &MoveToPreviousSubwordStart,
// cx: &mut ViewContext<Self>,
// ) {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_cursors_with(|map, head, _| {
// (
// movement::previous_subword_start(map, head),
// SelectionGoal::None,
// )
// });
// })
// }
// pub fn select_to_previous_word_start(
// &mut self,
// _: &SelectToPreviousWordStart,
// cx: &mut ViewContext<Self>,
// ) {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_heads_with(|map, head, _| {
// (
// movement::previous_word_start(map, head),
// SelectionGoal::None,
// )
// });
// })
// }
// pub fn select_to_previous_subword_start(
// &mut self,
// _: &SelectToPreviousSubwordStart,
// cx: &mut ViewContext<Self>,
// ) {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_heads_with(|map, head, _| {
// (
// movement::previous_subword_start(map, head),
// SelectionGoal::None,
// )
// });
// })
// }
// pub fn delete_to_previous_word_start(
// &mut self,
// _: &DeleteToPreviousWordStart,
// cx: &mut ViewContext<Self>,
// ) {
// self.transact(cx, |this, cx| {
// this.select_autoclose_pair(cx);
// this.change_selections(Some(Autoscroll::fit()), cx, |s| {
// let line_mode = s.line_mode;
// s.move_with(|map, selection| {
// if selection.is_empty() && !line_mode {
// let cursor = movement::previous_word_start(map, selection.head());
// selection.set_head(cursor, SelectionGoal::None);
// }
// });
// });
// this.insert("", cx);
// });
// }
// pub fn delete_to_previous_subword_start(
// &mut self,
// _: &DeleteToPreviousSubwordStart,
// cx: &mut ViewContext<Self>,
// ) {
// self.transact(cx, |this, cx| {
// this.select_autoclose_pair(cx);
// this.change_selections(Some(Autoscroll::fit()), cx, |s| {
// let line_mode = s.line_mode;
// s.move_with(|map, selection| {
// if selection.is_empty() && !line_mode {
// let cursor = movement::previous_subword_start(map, selection.head());
// selection.set_head(cursor, SelectionGoal::None);
// }
// });
// });
// this.insert("", cx);
// });
// }
// pub fn move_to_next_word_end(&mut self, _: &MoveToNextWordEnd, cx: &mut ViewContext<Self>) {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_cursors_with(|map, head, _| {
// (movement::next_word_end(map, head), SelectionGoal::None)
// });
// })
// }
// pub fn move_to_next_subword_end(
// &mut self,
// _: &MoveToNextSubwordEnd,
// cx: &mut ViewContext<Self>,
// ) {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_cursors_with(|map, head, _| {
// (movement::next_subword_end(map, head), SelectionGoal::None)
// });
// })
// }
// pub fn select_to_next_word_end(&mut self, _: &SelectToNextWordEnd, cx: &mut ViewContext<Self>) {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_heads_with(|map, head, _| {
// (movement::next_word_end(map, head), SelectionGoal::None)
// });
// })
// }
// pub fn select_to_next_subword_end(
// &mut self,
// _: &SelectToNextSubwordEnd,
// cx: &mut ViewContext<Self>,
// ) {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_heads_with(|map, head, _| {
// (movement::next_subword_end(map, head), SelectionGoal::None)
// });
// })
// }
// pub fn delete_to_next_word_end(&mut self, _: &DeleteToNextWordEnd, cx: &mut ViewContext<Self>) {
// self.transact(cx, |this, cx| {
// this.change_selections(Some(Autoscroll::fit()), cx, |s| {
// let line_mode = s.line_mode;
// s.move_with(|map, selection| {
// if selection.is_empty() && !line_mode {
// let cursor = movement::next_word_end(map, selection.head());
// selection.set_head(cursor, SelectionGoal::None);
// }
// });
// });
// this.insert("", cx);
// });
// }
// pub fn delete_to_next_subword_end(
// &mut self,
// _: &DeleteToNextSubwordEnd,
// cx: &mut ViewContext<Self>,
// ) {
// self.transact(cx, |this, cx| {
// this.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_with(|map, selection| {
// if selection.is_empty() {
// let cursor = movement::next_subword_end(map, selection.head());
// selection.set_head(cursor, SelectionGoal::None);
// }
// });
// });
// this.insert("", cx);
// });
// }
// pub fn move_to_beginning_of_line(
// &mut self,
// _: &MoveToBeginningOfLine,
// cx: &mut ViewContext<Self>,
// ) {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_cursors_with(|map, head, _| {
// (
// movement::indented_line_beginning(map, head, true),
// SelectionGoal::None,
// )
// });
// })
// }
// pub fn select_to_beginning_of_line(
// &mut self,
// action: &SelectToBeginningOfLine,
// cx: &mut ViewContext<Self>,
// ) {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_heads_with(|map, head, _| {
// (
// movement::indented_line_beginning(map, head, action.stop_at_soft_wraps),
// SelectionGoal::None,
// )
// });
// });
// }
// pub fn delete_to_beginning_of_line(
// &mut self,
// _: &DeleteToBeginningOfLine,
// cx: &mut ViewContext<Self>,
// ) {
// self.transact(cx, |this, cx| {
// this.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_with(|_, selection| {
// selection.reversed = true;
// });
// });
// this.select_to_beginning_of_line(
// &SelectToBeginningOfLine {
// stop_at_soft_wraps: false,
// },
// cx,
// );
// this.backspace(&Backspace, cx);
// });
// }
// pub fn move_to_end_of_line(&mut self, _: &MoveToEndOfLine, cx: &mut ViewContext<Self>) {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_cursors_with(|map, head, _| {
// (movement::line_end(map, head, true), SelectionGoal::None)
// });
// })
// }
// pub fn select_to_end_of_line(
// &mut self,
// action: &SelectToEndOfLine,
// cx: &mut ViewContext<Self>,
// ) {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_heads_with(|map, head, _| {
// (
// movement::line_end(map, head, action.stop_at_soft_wraps),
// SelectionGoal::None,
// )
// });
// })
// }
// pub fn delete_to_end_of_line(&mut self, _: &DeleteToEndOfLine, cx: &mut ViewContext<Self>) {
// self.transact(cx, |this, cx| {
// this.select_to_end_of_line(
// &SelectToEndOfLine {
// stop_at_soft_wraps: false,
// },
// cx,
// );
// this.delete(&Delete, cx);
// });
// }
// pub fn cut_to_end_of_line(&mut self, _: &CutToEndOfLine, cx: &mut ViewContext<Self>) {
// self.transact(cx, |this, cx| {
// this.select_to_end_of_line(
// &SelectToEndOfLine {
// stop_at_soft_wraps: false,
// },
// cx,
// );
// this.cut(&Cut, cx);
// });
// }
// pub fn move_to_start_of_paragraph(
// &mut self,
// _: &MoveToStartOfParagraph,
// cx: &mut ViewContext<Self>,
// ) {
// if matches!(self.mode, EditorMode::SingleLine) {
// cx.propagate_action();
// return;
// }
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_with(|map, selection| {
// selection.collapse_to(
// movement::start_of_paragraph(map, selection.head(), 1),
// SelectionGoal::None,
// )
// });
// })
// }
// pub fn move_to_end_of_paragraph(
// &mut self,
// _: &MoveToEndOfParagraph,
// cx: &mut ViewContext<Self>,
// ) {
// if matches!(self.mode, EditorMode::SingleLine) {
// cx.propagate_action();
// return;
// }
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_with(|map, selection| {
// selection.collapse_to(
// movement::end_of_paragraph(map, selection.head(), 1),
// SelectionGoal::None,
// )
// });
// })
// }
// pub fn select_to_start_of_paragraph(
// &mut self,
// _: &SelectToStartOfParagraph,
// cx: &mut ViewContext<Self>,
// ) {
// if matches!(self.mode, EditorMode::SingleLine) {
// cx.propagate_action();
// return;
// }
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_heads_with(|map, head, _| {
// (
// movement::start_of_paragraph(map, head, 1),
// SelectionGoal::None,
// )
// });
// })
// }
// pub fn select_to_end_of_paragraph(
// &mut self,
// _: &SelectToEndOfParagraph,
// cx: &mut ViewContext<Self>,
// ) {
// if matches!(self.mode, EditorMode::SingleLine) {
// cx.propagate_action();
// return;
// }
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_heads_with(|map, head, _| {
// (
// movement::end_of_paragraph(map, head, 1),
// SelectionGoal::None,
// )
// });
// })
// }
// pub fn move_to_beginning(&mut self, _: &MoveToBeginning, cx: &mut ViewContext<Self>) {
// if matches!(self.mode, EditorMode::SingleLine) {
// cx.propagate_action();
// return;
// }
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.select_ranges(vec![0..0]);
// });
// }
// pub fn select_to_beginning(&mut self, _: &SelectToBeginning, cx: &mut ViewContext<Self>) {
// let mut selection = self.selections.last::<Point>(cx);
// selection.set_head(Point::zero(), SelectionGoal::None);
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.select(vec![selection]);
// });
// }
// pub fn move_to_end(&mut self, _: &MoveToEnd, cx: &mut ViewContext<Self>) {
// if matches!(self.mode, EditorMode::SingleLine) {
// cx.propagate_action();
// return;
// }
// let cursor = self.buffer.read(cx).read(cx).len();
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.select_ranges(vec![cursor..cursor])
// });
// }
// pub fn set_nav_history(&mut self, nav_history: Option<ItemNavHistory>) {
// self.nav_history = nav_history;
// }
// pub fn nav_history(&self) -> Option<&ItemNavHistory> {
// self.nav_history.as_ref()
// }
fn push_to_nav_history(
&mut self,
cursor_anchor: Anchor,
new_position: Option<Point>,
cx: &mut ViewContext<Self>,
) {
if let Some(nav_history) = self.nav_history.as_mut() {
let buffer = self.buffer.read(cx).read(cx);
let cursor_position = cursor_anchor.to_point(&buffer);
let scroll_state = self.scroll_manager.anchor();
let scroll_top_row = scroll_state.top_row(&buffer);
drop(buffer);
if let Some(new_position) = new_position {
let row_delta = (new_position.row as i64 - cursor_position.row as i64).abs();
if row_delta < MIN_NAVIGATION_HISTORY_ROW_DELTA {
return;
}
}
nav_history.push(
Some(NavigationData {
cursor_anchor,
cursor_position,
scroll_anchor: scroll_state,
scroll_top_row,
}),
cx,
);
}
}
// pub fn select_to_end(&mut self, _: &SelectToEnd, cx: &mut ViewContext<Self>) {
// let buffer = self.buffer.read(cx).snapshot(cx);
// let mut selection = self.selections.first::<usize>(cx);
// selection.set_head(buffer.len(), SelectionGoal::None);
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.select(vec![selection]);
// });
// }
// pub fn select_all(&mut self, _: &SelectAll, cx: &mut ViewContext<Self>) {
// let end = self.buffer.read(cx).read(cx).len();
// self.change_selections(None, cx, |s| {
// s.select_ranges(vec![0..end]);
// });
// }
// pub fn select_line(&mut self, _: &SelectLine, cx: &mut ViewContext<Self>) {
// let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
// let mut selections = self.selections.all::<Point>(cx);
// let max_point = display_map.buffer_snapshot.max_point();
// for selection in &mut selections {
// let rows = selection.spanned_rows(true, &display_map);
// selection.start = Point::new(rows.start, 0);
// selection.end = cmp::min(max_point, Point::new(rows.end, 0));
// selection.reversed = false;
// }
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.select(selections);
// });
// }
// pub fn split_selection_into_lines(
// &mut self,
// _: &SplitSelectionIntoLines,
// cx: &mut ViewContext<Self>,
// ) {
// let mut to_unfold = Vec::new();
// let mut new_selection_ranges = Vec::new();
// {
// let selections = self.selections.all::<Point>(cx);
// let buffer = self.buffer.read(cx).read(cx);
// for selection in selections {
// for row in selection.start.row..selection.end.row {
// let cursor = Point::new(row, buffer.line_len(row));
// new_selection_ranges.push(cursor..cursor);
// }
// new_selection_ranges.push(selection.end..selection.end);
// to_unfold.push(selection.start..selection.end);
// }
// }
// self.unfold_ranges(to_unfold, true, true, cx);
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.select_ranges(new_selection_ranges);
// });
// }
// pub fn add_selection_above(&mut self, _: &AddSelectionAbove, cx: &mut ViewContext<Self>) {
// self.add_selection(true, cx);
// }
// pub fn add_selection_below(&mut self, _: &AddSelectionBelow, cx: &mut ViewContext<Self>) {
// self.add_selection(false, cx);
// }
// fn add_selection(&mut self, above: bool, cx: &mut ViewContext<Self>) {
// let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
// let mut selections = self.selections.all::<Point>(cx);
// let text_layout_details = self.text_layout_details(cx);
// let mut state = self.add_selections_state.take().unwrap_or_else(|| {
// let oldest_selection = selections.iter().min_by_key(|s| s.id).unwrap().clone();
// let range = oldest_selection.display_range(&display_map).sorted();
// let start_x = display_map.x_for_point(range.start, &text_layout_details);
// let end_x = display_map.x_for_point(range.end, &text_layout_details);
// let positions = start_x.min(end_x)..start_x.max(end_x);
// selections.clear();
// let mut stack = Vec::new();
// for row in range.start.row()..=range.end.row() {
// if let Some(selection) = self.selections.build_columnar_selection(
// &display_map,
// row,
// &positions,
// oldest_selection.reversed,
// &text_layout_details,
// ) {
// stack.push(selection.id);
// selections.push(selection);
// }
// }
// if above {
// stack.reverse();
// }
// AddSelectionsState { above, stack }
// });
// let last_added_selection = *state.stack.last().unwrap();
// let mut new_selections = Vec::new();
// if above == state.above {
// let end_row = if above {
// 0
// } else {
// display_map.max_point().row()
// };
// 'outer: for selection in selections {
// if selection.id == last_added_selection {
// let range = selection.display_range(&display_map).sorted();
// debug_assert_eq!(range.start.row(), range.end.row());
// let mut row = range.start.row();
// let positions = if let SelectionGoal::HorizontalRange { start, end } =
// selection.goal
// {
// start..end
// } else {
// let start_x = display_map.x_for_point(range.start, &text_layout_details);
// let end_x = display_map.x_for_point(range.end, &text_layout_details);
// start_x.min(end_x)..start_x.max(end_x)
// };
// while row != end_row {
// if above {
// row -= 1;
// } else {
// row += 1;
// }
// if let Some(new_selection) = self.selections.build_columnar_selection(
// &display_map,
// row,
// &positions,
// selection.reversed,
// &text_layout_details,
// ) {
// state.stack.push(new_selection.id);
// if above {
// new_selections.push(new_selection);
// new_selections.push(selection);
// } else {
// new_selections.push(selection);
// new_selections.push(new_selection);
// }
// continue 'outer;
// }
// }
// }
// new_selections.push(selection);
// }
// } else {
// new_selections = selections;
// new_selections.retain(|s| s.id != last_added_selection);
// state.stack.pop();
// }
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.select(new_selections);
// });
// if state.stack.len() > 1 {
// self.add_selections_state = Some(state);
// }
// }
// pub fn select_next_match_internal(
// &mut self,
// display_map: &DisplaySnapshot,
// replace_newest: bool,
// autoscroll: Option<Autoscroll>,
// cx: &mut ViewContext<Self>,
// ) -> Result<()> {
// fn select_next_match_ranges(
// this: &mut Editor,
// range: Range<usize>,
// replace_newest: bool,
// auto_scroll: Option<Autoscroll>,
// cx: &mut ViewContext<Editor>,
// ) {
// this.unfold_ranges([range.clone()], false, true, cx);
// this.change_selections(auto_scroll, cx, |s| {
// if replace_newest {
// s.delete(s.newest_anchor().id);
// }
// s.insert_range(range.clone());
// });
// }
// let buffer = &display_map.buffer_snapshot;
// let mut selections = self.selections.all::<usize>(cx);
// if let Some(mut select_next_state) = self.select_next_state.take() {
// let query = &select_next_state.query;
// if !select_next_state.done {
// let first_selection = selections.iter().min_by_key(|s| s.id).unwrap();
// let last_selection = selections.iter().max_by_key(|s| s.id).unwrap();
// let mut next_selected_range = None;
// let bytes_after_last_selection =
// buffer.bytes_in_range(last_selection.end..buffer.len());
// let bytes_before_first_selection = buffer.bytes_in_range(0..first_selection.start);
// let query_matches = query
// .stream_find_iter(bytes_after_last_selection)
// .map(|result| (last_selection.end, result))
// .chain(
// query
// .stream_find_iter(bytes_before_first_selection)
// .map(|result| (0, result)),
// );
// for (start_offset, query_match) in query_matches {
// let query_match = query_match.unwrap(); // can only fail due to I/O
// let offset_range =
// start_offset + query_match.start()..start_offset + query_match.end();
// let display_range = offset_range.start.to_display_point(&display_map)
// ..offset_range.end.to_display_point(&display_map);
// if !select_next_state.wordwise
// || (!movement::is_inside_word(&display_map, display_range.start)
// && !movement::is_inside_word(&display_map, display_range.end))
// {
// if selections
// .iter()
// .find(|selection| selection.range().overlaps(&offset_range))
// .is_none()
// {
// next_selected_range = Some(offset_range);
// break;
// }
// }
// }
// if let Some(next_selected_range) = next_selected_range {
// select_next_match_ranges(
// self,
// next_selected_range,
// replace_newest,
// autoscroll,
// cx,
// );
// } else {
// select_next_state.done = true;
// }
// }
// self.select_next_state = Some(select_next_state);
// } else if selections.len() == 1 {
// let selection = selections.last_mut().unwrap();
// if selection.start == selection.end {
// let word_range = movement::surrounding_word(
// &display_map,
// selection.start.to_display_point(&display_map),
// );
// selection.start = word_range.start.to_offset(&display_map, Bias::Left);
// selection.end = word_range.end.to_offset(&display_map, Bias::Left);
// selection.goal = SelectionGoal::None;
// selection.reversed = false;
// let query = buffer
// .text_for_range(selection.start..selection.end)
// .collect::<String>();
// let is_empty = query.is_empty();
// let select_state = SelectNextState {
// query: AhoCorasick::new(&[query])?,
// wordwise: true,
// done: is_empty,
// };
// select_next_match_ranges(
// self,
// selection.start..selection.end,
// replace_newest,
// autoscroll,
// cx,
// );
// self.select_next_state = Some(select_state);
// } else {
// let query = buffer
// .text_for_range(selection.start..selection.end)
// .collect::<String>();
// self.select_next_state = Some(SelectNextState {
// query: AhoCorasick::new(&[query])?,
// wordwise: false,
// done: false,
// });
// self.select_next_match_internal(display_map, replace_newest, autoscroll, cx)?;
// }
// }
// Ok(())
// }
// pub fn select_all_matches(
// &mut self,
// action: &SelectAllMatches,
// cx: &mut ViewContext<Self>,
// ) -> Result<()> {
// self.push_to_selection_history();
// let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
// loop {
// self.select_next_match_internal(&display_map, action.replace_newest, None, cx)?;
// if self
// .select_next_state
// .as_ref()
// .map(|selection_state| selection_state.done)
// .unwrap_or(true)
// {
// break;
// }
// }
// Ok(())
// }
// pub fn select_next(&mut self, action: &SelectNext, cx: &mut ViewContext<Self>) -> Result<()> {
// self.push_to_selection_history();
// let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
// self.select_next_match_internal(
// &display_map,
// action.replace_newest,
// Some(Autoscroll::newest()),
// cx,
// )?;
// Ok(())
// }
// pub fn select_previous(
// &mut self,
// action: &SelectPrevious,
// cx: &mut ViewContext<Self>,
// ) -> Result<()> {
// self.push_to_selection_history();
// let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
// let buffer = &display_map.buffer_snapshot;
// let mut selections = self.selections.all::<usize>(cx);
// if let Some(mut select_prev_state) = self.select_prev_state.take() {
// let query = &select_prev_state.query;
// if !select_prev_state.done {
// let first_selection = selections.iter().min_by_key(|s| s.id).unwrap();
// let last_selection = selections.iter().max_by_key(|s| s.id).unwrap();
// let mut next_selected_range = None;
// // When we're iterating matches backwards, the oldest match will actually be the furthest one in the buffer.
// let bytes_before_last_selection =
// buffer.reversed_bytes_in_range(0..last_selection.start);
// let bytes_after_first_selection =
// buffer.reversed_bytes_in_range(first_selection.end..buffer.len());
// let query_matches = query
// .stream_find_iter(bytes_before_last_selection)
// .map(|result| (last_selection.start, result))
// .chain(
// query
// .stream_find_iter(bytes_after_first_selection)
// .map(|result| (buffer.len(), result)),
// );
// for (end_offset, query_match) in query_matches {
// let query_match = query_match.unwrap(); // can only fail due to I/O
// let offset_range =
// end_offset - query_match.end()..end_offset - query_match.start();
// let display_range = offset_range.start.to_display_point(&display_map)
// ..offset_range.end.to_display_point(&display_map);
// if !select_prev_state.wordwise
// || (!movement::is_inside_word(&display_map, display_range.start)
// && !movement::is_inside_word(&display_map, display_range.end))
// {
// next_selected_range = Some(offset_range);
// break;
// }
// }
// if let Some(next_selected_range) = next_selected_range {
// self.unfold_ranges([next_selected_range.clone()], false, true, cx);
// self.change_selections(Some(Autoscroll::newest()), cx, |s| {
// if action.replace_newest {
// s.delete(s.newest_anchor().id);
// }
// s.insert_range(next_selected_range);
// });
// } else {
// select_prev_state.done = true;
// }
// }
// self.select_prev_state = Some(select_prev_state);
// } else if selections.len() == 1 {
// let selection = selections.last_mut().unwrap();
// if selection.start == selection.end {
// let word_range = movement::surrounding_word(
// &display_map,
// selection.start.to_display_point(&display_map),
// );
// selection.start = word_range.start.to_offset(&display_map, Bias::Left);
// selection.end = word_range.end.to_offset(&display_map, Bias::Left);
// selection.goal = SelectionGoal::None;
// selection.reversed = false;
// let query = buffer
// .text_for_range(selection.start..selection.end)
// .collect::<String>();
// let query = query.chars().rev().collect::<String>();
// let select_state = SelectNextState {
// query: AhoCorasick::new(&[query])?,
// wordwise: true,
// done: false,
// };
// self.unfold_ranges([selection.start..selection.end], false, true, cx);
// self.change_selections(Some(Autoscroll::newest()), cx, |s| {
// s.select(selections);
// });
// self.select_prev_state = Some(select_state);
// } else {
// let query = buffer
// .text_for_range(selection.start..selection.end)
// .collect::<String>();
// let query = query.chars().rev().collect::<String>();
// self.select_prev_state = Some(SelectNextState {
// query: AhoCorasick::new(&[query])?,
// wordwise: false,
// done: false,
// });
// self.select_previous(action, cx)?;
// }
// }
// Ok(())
// }
// pub fn toggle_comments(&mut self, action: &ToggleComments, cx: &mut ViewContext<Self>) {
// let text_layout_details = &self.text_layout_details(cx);
// self.transact(cx, |this, cx| {
// let mut selections = this.selections.all::<Point>(cx);
// let mut edits = Vec::new();
// let mut selection_edit_ranges = Vec::new();
// let mut last_toggled_row = None;
// let snapshot = this.buffer.read(cx).read(cx);
// let empty_str: Arc<str> = "".into();
// let mut suffixes_inserted = Vec::new();
// fn comment_prefix_range(
// snapshot: &MultiBufferSnapshot,
// row: u32,
// comment_prefix: &str,
// comment_prefix_whitespace: &str,
// ) -> Range<Point> {
// let start = Point::new(row, snapshot.indent_size_for_line(row).len);
// let mut line_bytes = snapshot
// .bytes_in_range(start..snapshot.max_point())
// .flatten()
// .copied();
// // If this line currently begins with the line comment prefix, then record
// // the range containing the prefix.
// if line_bytes
// .by_ref()
// .take(comment_prefix.len())
// .eq(comment_prefix.bytes())
// {
// // Include any whitespace that matches the comment prefix.
// let matching_whitespace_len = line_bytes
// .zip(comment_prefix_whitespace.bytes())
// .take_while(|(a, b)| a == b)
// .count() as u32;
// let end = Point::new(
// start.row,
// start.column + comment_prefix.len() as u32 + matching_whitespace_len,
// );
// start..end
// } else {
// start..start
// }
// }
// fn comment_suffix_range(
// snapshot: &MultiBufferSnapshot,
// row: u32,
// comment_suffix: &str,
// comment_suffix_has_leading_space: bool,
// ) -> Range<Point> {
// let end = Point::new(row, snapshot.line_len(row));
// let suffix_start_column = end.column.saturating_sub(comment_suffix.len() as u32);
// let mut line_end_bytes = snapshot
// .bytes_in_range(Point::new(end.row, suffix_start_column.saturating_sub(1))..end)
// .flatten()
// .copied();
// let leading_space_len = if suffix_start_column > 0
// && line_end_bytes.next() == Some(b' ')
// && comment_suffix_has_leading_space
// {
// 1
// } else {
// 0
// };
// // If this line currently begins with the line comment prefix, then record
// // the range containing the prefix.
// if line_end_bytes.by_ref().eq(comment_suffix.bytes()) {
// let start = Point::new(end.row, suffix_start_column - leading_space_len);
// start..end
// } else {
// end..end
// }
// }
// // TODO: Handle selections that cross excerpts
// for selection in &mut selections {
// let start_column = snapshot.indent_size_for_line(selection.start.row).len;
// let language = if let Some(language) =
// snapshot.language_scope_at(Point::new(selection.start.row, start_column))
// {
// language
// } else {
// continue;
// };
// selection_edit_ranges.clear();
// // If multiple selections contain a given row, avoid processing that
// // row more than once.
// let mut start_row = selection.start.row;
// if last_toggled_row == Some(start_row) {
// start_row += 1;
// }
// let end_row =
// if selection.end.row > selection.start.row && selection.end.column == 0 {
// selection.end.row - 1
// } else {
// selection.end.row
// };
// last_toggled_row = Some(end_row);
// if start_row > end_row {
// continue;
// }
// // If the language has line comments, toggle those.
// if let Some(full_comment_prefix) = language.line_comment_prefix() {
// // Split the comment prefix's trailing whitespace into a separate string,
// // as that portion won't be used for detecting if a line is a comment.
// let comment_prefix = full_comment_prefix.trim_end_matches(' ');
// let comment_prefix_whitespace = &full_comment_prefix[comment_prefix.len()..];
// let mut all_selection_lines_are_comments = true;
// for row in start_row..=end_row {
// if snapshot.is_line_blank(row) && start_row < end_row {
// continue;
// }
// let prefix_range = comment_prefix_range(
// snapshot.deref(),
// row,
// comment_prefix,
// comment_prefix_whitespace,
// );
// if prefix_range.is_empty() {
// all_selection_lines_are_comments = false;
// }
// selection_edit_ranges.push(prefix_range);
// }
// if all_selection_lines_are_comments {
// edits.extend(
// selection_edit_ranges
// .iter()
// .cloned()
// .map(|range| (range, empty_str.clone())),
// );
// } else {
// let min_column = selection_edit_ranges
// .iter()
// .map(|r| r.start.column)
// .min()
// .unwrap_or(0);
// edits.extend(selection_edit_ranges.iter().map(|range| {
// let position = Point::new(range.start.row, min_column);
// (position..position, full_comment_prefix.clone())
// }));
// }
// } else if let Some((full_comment_prefix, comment_suffix)) =
// language.block_comment_delimiters()
// {
// let comment_prefix = full_comment_prefix.trim_end_matches(' ');
// let comment_prefix_whitespace = &full_comment_prefix[comment_prefix.len()..];
// let prefix_range = comment_prefix_range(
// snapshot.deref(),
// start_row,
// comment_prefix,
// comment_prefix_whitespace,
// );
// let suffix_range = comment_suffix_range(
// snapshot.deref(),
// end_row,
// comment_suffix.trim_start_matches(' '),
// comment_suffix.starts_with(' '),
// );
// if prefix_range.is_empty() || suffix_range.is_empty() {
// edits.push((
// prefix_range.start..prefix_range.start,
// full_comment_prefix.clone(),
// ));
// edits.push((suffix_range.end..suffix_range.end, comment_suffix.clone()));
// suffixes_inserted.push((end_row, comment_suffix.len()));
// } else {
// edits.push((prefix_range, empty_str.clone()));
// edits.push((suffix_range, empty_str.clone()));
// }
// } else {
// continue;
// }
// }
// drop(snapshot);
// this.buffer.update(cx, |buffer, cx| {
// buffer.edit(edits, None, cx);
// });
// // Adjust selections so that they end before any comment suffixes that
// // were inserted.
// let mut suffixes_inserted = suffixes_inserted.into_iter().peekable();
// let mut selections = this.selections.all::<Point>(cx);
// let snapshot = this.buffer.read(cx).read(cx);
// for selection in &mut selections {
// while let Some((row, suffix_len)) = suffixes_inserted.peek().copied() {
// match row.cmp(&selection.end.row) {
// Ordering::Less => {
// suffixes_inserted.next();
// continue;
// }
// Ordering::Greater => break,
// Ordering::Equal => {
// if selection.end.column == snapshot.line_len(row) {
// if selection.is_empty() {
// selection.start.column -= suffix_len as u32;
// }
// selection.end.column -= suffix_len as u32;
// }
// break;
// }
// }
// }
// }
// drop(snapshot);
// this.change_selections(Some(Autoscroll::fit()), cx, |s| s.select(selections));
// let selections = this.selections.all::<Point>(cx);
// let selections_on_single_row = selections.windows(2).all(|selections| {
// selections[0].start.row == selections[1].start.row
// && selections[0].end.row == selections[1].end.row
// && selections[0].start.row == selections[0].end.row
// });
// let selections_selecting = selections
// .iter()
// .any(|selection| selection.start != selection.end);
// let advance_downwards = action.advance_downwards
// && selections_on_single_row
// && !selections_selecting
// && this.mode != EditorMode::SingleLine;
// if advance_downwards {
// let snapshot = this.buffer.read(cx).snapshot(cx);
// this.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_cursors_with(|display_snapshot, display_point, _| {
// let mut point = display_point.to_point(display_snapshot);
// point.row += 1;
// point = snapshot.clip_point(point, Bias::Left);
// let display_point = point.to_display_point(display_snapshot);
// let goal = SelectionGoal::HorizontalPosition(
// display_snapshot.x_for_point(display_point, &text_layout_details),
// );
// (display_point, goal)
// })
// });
// }
// });
// }
// pub fn select_larger_syntax_node(
// &mut self,
// _: &SelectLargerSyntaxNode,
// cx: &mut ViewContext<Self>,
// ) {
// let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
// let buffer = self.buffer.read(cx).snapshot(cx);
// let old_selections = self.selections.all::<usize>(cx).into_boxed_slice();
// let mut stack = mem::take(&mut self.select_larger_syntax_node_stack);
// let mut selected_larger_node = false;
// let new_selections = old_selections
// .iter()
// .map(|selection| {
// let old_range = selection.start..selection.end;
// let mut new_range = old_range.clone();
// while let Some(containing_range) =
// buffer.range_for_syntax_ancestor(new_range.clone())
// {
// new_range = containing_range;
// if !display_map.intersects_fold(new_range.start)
// && !display_map.intersects_fold(new_range.end)
// {
// break;
// }
// }
// selected_larger_node |= new_range != old_range;
// Selection {
// id: selection.id,
// start: new_range.start,
// end: new_range.end,
// goal: SelectionGoal::None,
// reversed: selection.reversed,
// }
// })
// .collect::<Vec<_>>();
// if selected_larger_node {
// stack.push(old_selections);
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.select(new_selections);
// });
// }
// self.select_larger_syntax_node_stack = stack;
// }
// pub fn select_smaller_syntax_node(
// &mut self,
// _: &SelectSmallerSyntaxNode,
// cx: &mut ViewContext<Self>,
// ) {
// let mut stack = mem::take(&mut self.select_larger_syntax_node_stack);
// if let Some(selections) = stack.pop() {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.select(selections.to_vec());
// });
// }
// self.select_larger_syntax_node_stack = stack;
// }
// pub fn move_to_enclosing_bracket(
// &mut self,
// _: &MoveToEnclosingBracket,
// cx: &mut ViewContext<Self>,
// ) {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.move_offsets_with(|snapshot, selection| {
// let Some(enclosing_bracket_ranges) =
// snapshot.enclosing_bracket_ranges(selection.start..selection.end)
// else {
// return;
// };
// let mut best_length = usize::MAX;
// let mut best_inside = false;
// let mut best_in_bracket_range = false;
// let mut best_destination = None;
// for (open, close) in enclosing_bracket_ranges {
// let close = close.to_inclusive();
// let length = close.end() - open.start;
// let inside = selection.start >= open.end && selection.end <= *close.start();
// let in_bracket_range = open.to_inclusive().contains(&selection.head())
// || close.contains(&selection.head());
// // If best is next to a bracket and current isn't, skip
// if !in_bracket_range && best_in_bracket_range {
// continue;
// }
// // Prefer smaller lengths unless best is inside and current isn't
// if length > best_length && (best_inside || !inside) {
// continue;
// }
// best_length = length;
// best_inside = inside;
// best_in_bracket_range = in_bracket_range;
// best_destination = Some(
// if close.contains(&selection.start) && close.contains(&selection.end) {
// if inside {
// open.end
// } else {
// open.start
// }
// } else {
// if inside {
// *close.start()
// } else {
// *close.end()
// }
// },
// );
// }
// if let Some(destination) = best_destination {
// selection.collapse_to(destination, SelectionGoal::None);
// }
// })
// });
// }
// pub fn undo_selection(&mut self, _: &UndoSelection, cx: &mut ViewContext<Self>) {
// self.end_selection(cx);
// self.selection_history.mode = SelectionHistoryMode::Undoing;
// if let Some(entry) = self.selection_history.undo_stack.pop_back() {
// self.change_selections(None, cx, |s| s.select_anchors(entry.selections.to_vec()));
// self.select_next_state = entry.select_next_state;
// self.select_prev_state = entry.select_prev_state;
// self.add_selections_state = entry.add_selections_state;
// self.request_autoscroll(Autoscroll::newest(), cx);
// }
// self.selection_history.mode = SelectionHistoryMode::Normal;
// }
// pub fn redo_selection(&mut self, _: &RedoSelection, cx: &mut ViewContext<Self>) {
// self.end_selection(cx);
// self.selection_history.mode = SelectionHistoryMode::Redoing;
// if let Some(entry) = self.selection_history.redo_stack.pop_back() {
// self.change_selections(None, cx, |s| s.select_anchors(entry.selections.to_vec()));
// self.select_next_state = entry.select_next_state;
// self.select_prev_state = entry.select_prev_state;
// self.add_selections_state = entry.add_selections_state;
// self.request_autoscroll(Autoscroll::newest(), cx);
// }
// self.selection_history.mode = SelectionHistoryMode::Normal;
// }
// fn go_to_diagnostic(&mut self, _: &GoToDiagnostic, cx: &mut ViewContext<Self>) {
// self.go_to_diagnostic_impl(Direction::Next, cx)
// }
// fn go_to_prev_diagnostic(&mut self, _: &GoToPrevDiagnostic, cx: &mut ViewContext<Self>) {
// self.go_to_diagnostic_impl(Direction::Prev, cx)
// }
// pub fn go_to_diagnostic_impl(&mut self, direction: Direction, cx: &mut ViewContext<Self>) {
// let buffer = self.buffer.read(cx).snapshot(cx);
// let selection = self.selections.newest::<usize>(cx);
// // If there is an active Diagnostic Popover. Jump to it's diagnostic instead.
// if direction == Direction::Next {
// if let Some(popover) = self.hover_state.diagnostic_popover.as_ref() {
// let (group_id, jump_to) = popover.activation_info();
// if self.activate_diagnostics(group_id, cx) {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// let mut new_selection = s.newest_anchor().clone();
// new_selection.collapse_to(jump_to, SelectionGoal::None);
// s.select_anchors(vec![new_selection.clone()]);
// });
// }
// return;
// }
// }
// let mut active_primary_range = self.active_diagnostics.as_ref().map(|active_diagnostics| {
// active_diagnostics
// .primary_range
// .to_offset(&buffer)
// .to_inclusive()
// });
// let mut search_start = if let Some(active_primary_range) = active_primary_range.as_ref() {
// if active_primary_range.contains(&selection.head()) {
// *active_primary_range.end()
// } else {
// selection.head()
// }
// } else {
// selection.head()
// };
// loop {
// let mut diagnostics = if direction == Direction::Prev {
// buffer.diagnostics_in_range::<_, usize>(0..search_start, true)
// } else {
// buffer.diagnostics_in_range::<_, usize>(search_start..buffer.len(), false)
// };
// let group = diagnostics.find_map(|entry| {
// if entry.diagnostic.is_primary
// && entry.diagnostic.severity <= DiagnosticSeverity::WARNING
// && !entry.range.is_empty()
// && Some(entry.range.end) != active_primary_range.as_ref().map(|r| *r.end())
// && !entry.range.contains(&search_start)
// {
// Some((entry.range, entry.diagnostic.group_id))
// } else {
// None
// }
// });
// if let Some((primary_range, group_id)) = group {
// if self.activate_diagnostics(group_id, cx) {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// s.select(vec![Selection {
// id: selection.id,
// start: primary_range.start,
// end: primary_range.start,
// reversed: false,
// goal: SelectionGoal::None,
// }]);
// });
// }
// break;
// } else {
// // Cycle around to the start of the buffer, potentially moving back to the start of
// // the currently active diagnostic.
// active_primary_range.take();
// if direction == Direction::Prev {
// if search_start == buffer.len() {
// break;
// } else {
// search_start = buffer.len();
// }
// } else if search_start == 0 {
// break;
// } else {
// search_start = 0;
// }
// }
// }
// }
// fn go_to_hunk(&mut self, _: &GoToHunk, cx: &mut ViewContext<Self>) {
// let snapshot = self
// .display_map
// .update(cx, |display_map, cx| display_map.snapshot(cx));
// let selection = self.selections.newest::<Point>(cx);
// if !self.seek_in_direction(
// &snapshot,
// selection.head(),
// false,
// snapshot
// .buffer_snapshot
// .git_diff_hunks_in_range((selection.head().row + 1)..u32::MAX),
// cx,
// ) {
// let wrapped_point = Point::zero();
// self.seek_in_direction(
// &snapshot,
// wrapped_point,
// true,
// snapshot
// .buffer_snapshot
// .git_diff_hunks_in_range((wrapped_point.row + 1)..u32::MAX),
// cx,
// );
// }
// }
// fn go_to_prev_hunk(&mut self, _: &GoToPrevHunk, cx: &mut ViewContext<Self>) {
// let snapshot = self
// .display_map
// .update(cx, |display_map, cx| display_map.snapshot(cx));
// let selection = self.selections.newest::<Point>(cx);
// if !self.seek_in_direction(
// &snapshot,
// selection.head(),
// false,
// snapshot
// .buffer_snapshot
// .git_diff_hunks_in_range_rev(0..selection.head().row),
// cx,
// ) {
// let wrapped_point = snapshot.buffer_snapshot.max_point();
// self.seek_in_direction(
// &snapshot,
// wrapped_point,
// true,
// snapshot
// .buffer_snapshot
// .git_diff_hunks_in_range_rev(0..wrapped_point.row),
// cx,
// );
// }
// }
// fn seek_in_direction(
// &mut self,
// snapshot: &DisplaySnapshot,
// initial_point: Point,
// is_wrapped: bool,
// hunks: impl Iterator<Item = DiffHunk<u32>>,
// cx: &mut ViewContext<Editor>,
// ) -> bool {
// let display_point = initial_point.to_display_point(snapshot);
// let mut hunks = hunks
// .map(|hunk| diff_hunk_to_display(hunk, &snapshot))
// .filter(|hunk| {
// if is_wrapped {
// true
// } else {
// !hunk.contains_display_row(display_point.row())
// }
// })
// .dedup();
// if let Some(hunk) = hunks.next() {
// self.change_selections(Some(Autoscroll::fit()), cx, |s| {
// let row = hunk.start_display_row();
// let point = DisplayPoint::new(row, 0);
// s.select_display_ranges([point..point]);
// });
// true
// } else {
// false
// }
// }
pub fn go_to_definition(&mut self, _: &GoToDefinition, cx: &mut ViewContext<Self>) {
self.go_to_definition_of_kind(GotoDefinitionKind::Symbol, false, cx);
}
pub fn go_to_type_definition(&mut self, _: &GoToTypeDefinition, cx: &mut ViewContext<Self>) {
self.go_to_definition_of_kind(GotoDefinitionKind::Type, false, cx);
}
pub fn go_to_definition_split(&mut self, _: &GoToDefinitionSplit, cx: &mut ViewContext<Self>) {
self.go_to_definition_of_kind(GotoDefinitionKind::Symbol, true, cx);
}
pub fn go_to_type_definition_split(
&mut self,
_: &GoToTypeDefinitionSplit,
cx: &mut ViewContext<Self>,
) {
self.go_to_definition_of_kind(GotoDefinitionKind::Type, true, cx);
}
fn go_to_definition_of_kind(
&mut self,
kind: GotoDefinitionKind,
split: bool,
cx: &mut ViewContext<Self>,
) {
let Some(workspace) = self.workspace() else {
return;
};
let buffer = self.buffer.read(cx);
let head = self.selections.newest::<usize>(cx).head();
let (buffer, head) = if let Some(text_anchor) = buffer.text_anchor_for_position(head, cx) {
text_anchor
} else {
return;
};
let project = workspace.read(cx).project().clone();
let definitions = project.update(cx, |project, cx| match kind {
GotoDefinitionKind::Symbol => project.definition(&buffer, head, cx),
GotoDefinitionKind::Type => project.type_definition(&buffer, head, cx),
});
cx.spawn(|editor, mut cx| async move {
let definitions = definitions.await?;
editor.update(&mut cx, |editor, cx| {
editor.navigate_to_definitions(
definitions
.into_iter()
.map(GoToDefinitionLink::Text)
.collect(),
split,
cx,
);
})?;
Ok::<(), anyhow::Error>(())
})
.detach_and_log_err(cx);
}
pub fn navigate_to_definitions(
&mut self,
mut definitions: Vec<GoToDefinitionLink>,
split: bool,
cx: &mut ViewContext<Editor>,
) {
let Some(workspace) = self.workspace() else {
return;
};
let pane = workspace.read(cx).active_pane().clone();
// If there is one definition, just open it directly
if definitions.len() == 1 {
let definition = definitions.pop().unwrap();
let target_task = match definition {
GoToDefinitionLink::Text(link) => Task::Ready(Some(Ok(Some(link.target)))),
GoToDefinitionLink::InlayHint(lsp_location, server_id) => {
self.compute_target_location(lsp_location, server_id, cx)
}
};
cx.spawn(|editor, mut cx| async move {
let target = target_task.await.context("target resolution task")?;
if let Some(target) = target {
editor.update(&mut cx, |editor, cx| {
let range = target.range.to_offset(target.buffer.read(cx));
let range = editor.range_for_match(&range);
if Some(&target.buffer) == editor.buffer.read(cx).as_singleton().as_ref() {
editor.change_selections(Some(Autoscroll::fit()), cx, |s| {
s.select_ranges([range]);
});
} else {
cx.window_context().defer(move |cx| {
let target_editor: View<Self> =
workspace.update(cx, |workspace, cx| {
if split {
workspace.split_project_item(target.buffer.clone(), cx)
} else {
workspace.open_project_item(target.buffer.clone(), cx)
}
});
target_editor.update(cx, |target_editor, cx| {
// When selecting a definition in a different buffer, disable the nav history
// to avoid creating a history entry at the previous cursor location.
pane.update(cx, |pane, _| pane.disable_history());
target_editor.change_selections(
Some(Autoscroll::fit()),
cx,
|s| {
s.select_ranges([range]);
},
);
pane.update(cx, |pane, _| pane.enable_history());
});
});
}
})
} else {
Ok(())
}
})
.detach_and_log_err(cx);
} else if !definitions.is_empty() {
let replica_id = self.replica_id(cx);
cx.spawn(|editor, mut cx| async move {
let (title, location_tasks) = editor
.update(&mut cx, |editor, cx| {
let title = definitions
.iter()
.find_map(|definition| match definition {
GoToDefinitionLink::Text(link) => {
link.origin.as_ref().map(|origin| {
let buffer = origin.buffer.read(cx);
format!(
"Definitions for {}",
buffer
.text_for_range(origin.range.clone())
.collect::<String>()
)
})
}
GoToDefinitionLink::InlayHint(_, _) => None,
})
.unwrap_or("Definitions".to_string());
let location_tasks = definitions
.into_iter()
.map(|definition| match definition {
GoToDefinitionLink::Text(link) => {
Task::Ready(Some(Ok(Some(link.target))))
}
GoToDefinitionLink::InlayHint(lsp_location, server_id) => {
editor.compute_target_location(lsp_location, server_id, cx)
}
})
.collect::<Vec<_>>();
(title, location_tasks)
})
.context("location tasks preparation")?;
let locations = futures::future::join_all(location_tasks)
.await
.into_iter()
.filter_map(|location| location.transpose())
.collect::<Result<_>>()
.context("location tasks")?;
workspace.update(&mut cx, |workspace, cx| {
Self::open_locations_in_multibuffer(
workspace, locations, replica_id, title, split, cx,
)
});
anyhow::Ok(())
})
.detach_and_log_err(cx);
}
}
fn compute_target_location(
&self,
lsp_location: lsp::Location,
server_id: LanguageServerId,
cx: &mut ViewContext<Editor>,
) -> Task<anyhow::Result<Option<Location>>> {
let Some(project) = self.project.clone() else {
return Task::Ready(Some(Ok(None)));
};
cx.spawn(move |editor, mut cx| async move {
let location_task = editor.update(&mut cx, |editor, cx| {
project.update(cx, |project, cx| {
let language_server_name =
editor.buffer.read(cx).as_singleton().and_then(|buffer| {
project
.language_server_for_buffer(buffer.read(cx), server_id, cx)
.map(|(_, lsp_adapter)| {
LanguageServerName(Arc::from(lsp_adapter.name()))
})
});
language_server_name.map(|language_server_name| {
project.open_local_buffer_via_lsp(
lsp_location.uri.clone(),
server_id,
language_server_name,
cx,
)
})
})
})?;
let location = match location_task {
Some(task) => Some({
let target_buffer_handle = task.await.context("open local buffer")?;
let range = target_buffer_handle.update(&mut cx, |target_buffer, _| {
let target_start = target_buffer
.clip_point_utf16(point_from_lsp(lsp_location.range.start), Bias::Left);
let target_end = target_buffer
.clip_point_utf16(point_from_lsp(lsp_location.range.end), Bias::Left);
target_buffer.anchor_after(target_start)
..target_buffer.anchor_before(target_end)
})?;
Location {
buffer: target_buffer_handle,
range,
}
}),
None => None,
};
Ok(location)
})
}
// pub fn find_all_references(
// workspace: &mut Workspace,
// _: &FindAllReferences,
// cx: &mut ViewContext<Workspace>,
// ) -> Option<Task<Result<()>>> {
// let active_item = workspace.active_item(cx)?;
// let editor_handle = active_item.act_as::<Self>(cx)?;
// let editor = editor_handle.read(cx);
// let buffer = editor.buffer.read(cx);
// let head = editor.selections.newest::<usize>(cx).head();
// let (buffer, head) = buffer.text_anchor_for_position(head, cx)?;
// let replica_id = editor.replica_id(cx);
// let project = workspace.project().clone();
// let references = project.update(cx, |project, cx| project.references(&buffer, head, cx));
// Some(cx.spawn_labeled(
// "Finding All References...",
// |workspace, mut cx| async move {
// let locations = references.await?;
// if locations.is_empty() {
// return Ok(());
// }
// workspace.update(&mut cx, |workspace, cx| {
// let title = locations
// .first()
// .as_ref()
// .map(|location| {
// let buffer = location.buffer.read(cx);
// format!(
// "References to `{}`",
// buffer
// .text_for_range(location.range.clone())
// .collect::<String>()
// )
// })
// .unwrap();
// Self::open_locations_in_multibuffer(
// workspace, locations, replica_id, title, false, cx,
// );
// })?;
// Ok(())
// },
// ))
// }
/// Opens a multibuffer with the given project locations in it
pub fn open_locations_in_multibuffer(
workspace: &mut Workspace,
mut locations: Vec<Location>,
replica_id: ReplicaId,
title: String,
split: bool,
cx: &mut ViewContext<Workspace>,
) {
// If there are multiple definitions, open them in a multibuffer
locations.sort_by_key(|location| location.buffer.read(cx).remote_id());
let mut locations = locations.into_iter().peekable();
let mut ranges_to_highlight = Vec::new();
let excerpt_buffer = cx.build_model(|cx| {
let mut multibuffer = MultiBuffer::new(replica_id);
while let Some(location) = locations.next() {
let buffer = location.buffer.read(cx);
let mut ranges_for_buffer = Vec::new();
let range = location.range.to_offset(buffer);
ranges_for_buffer.push(range.clone());
while let Some(next_location) = locations.peek() {
if next_location.buffer == location.buffer {
ranges_for_buffer.push(next_location.range.to_offset(buffer));
locations.next();
} else {
break;
}
}
ranges_for_buffer.sort_by_key(|range| (range.start, Reverse(range.end)));
ranges_to_highlight.extend(multibuffer.push_excerpts_with_context_lines(
location.buffer.clone(),
ranges_for_buffer,
1,
cx,
))
}
multibuffer.with_title(title)
});
let editor = cx.build_view(|cx| {
Editor::for_multibuffer(excerpt_buffer, Some(workspace.project().clone()), cx)
});
editor.update(cx, |editor, cx| {
editor.highlight_background::<Self>(
ranges_to_highlight,
|theme| todo!("theme.editor.highlighted_line_background"),
cx,
);
});
if split {
workspace.split_item(SplitDirection::Right, Box::new(editor), cx);
} else {
workspace.add_item(Box::new(editor), cx);
}
}
// pub fn rename(&mut self, _: &Rename, cx: &mut ViewContext<Self>) -> Option<Task<Result<()>>> {
// use language::ToOffset as _;
// let project = self.project.clone()?;
// let selection = self.selections.newest_anchor().clone();
// let (cursor_buffer, cursor_buffer_position) = self
// .buffer
// .read(cx)
// .text_anchor_for_position(selection.head(), cx)?;
// let (tail_buffer, _) = self
// .buffer
// .read(cx)
// .text_anchor_for_position(selection.tail(), cx)?;
// if tail_buffer != cursor_buffer {
// return None;
// }
// let snapshot = cursor_buffer.read(cx).snapshot();
// let cursor_buffer_offset = cursor_buffer_position.to_offset(&snapshot);
// let prepare_rename = project.update(cx, |project, cx| {
// project.prepare_rename(cursor_buffer, cursor_buffer_offset, cx)
// });
// Some(cx.spawn(|this, mut cx| async move {
// let rename_range = if let Some(range) = prepare_rename.await? {
// Some(range)
// } else {
// this.update(&mut cx, |this, cx| {
// let buffer = this.buffer.read(cx).snapshot(cx);
// let mut buffer_highlights = this
// .document_highlights_for_position(selection.head(), &buffer)
// .filter(|highlight| {
// highlight.start.excerpt_id == selection.head().excerpt_id
// && highlight.end.excerpt_id == selection.head().excerpt_id
// });
// buffer_highlights
// .next()
// .map(|highlight| highlight.start.text_anchor..highlight.end.text_anchor)
// })?
// };
// if let Some(rename_range) = rename_range {
// let rename_buffer_range = rename_range.to_offset(&snapshot);
// let cursor_offset_in_rename_range =
// cursor_buffer_offset.saturating_sub(rename_buffer_range.start);
// this.update(&mut cx, |this, cx| {
// this.take_rename(false, cx);
// let style = this.style(cx);
// let buffer = this.buffer.read(cx).read(cx);
// let cursor_offset = selection.head().to_offset(&buffer);
// let rename_start = cursor_offset.saturating_sub(cursor_offset_in_rename_range);
// let rename_end = rename_start + rename_buffer_range.len();
// let range = buffer.anchor_before(rename_start)..buffer.anchor_after(rename_end);
// let mut old_highlight_id = None;
// let old_name: Arc<str> = buffer
// .chunks(rename_start..rename_end, true)
// .map(|chunk| {
// if old_highlight_id.is_none() {
// old_highlight_id = chunk.syntax_highlight_id;
// }
// chunk.text
// })
// .collect::<String>()
// .into();
// drop(buffer);
// // Position the selection in the rename editor so that it matches the current selection.
// this.show_local_selections = false;
// let rename_editor = cx.add_view(|cx| {
// let mut editor = Editor::single_line(None, cx);
// if let Some(old_highlight_id) = old_highlight_id {
// editor.override_text_style =
// Some(Box::new(move |style| old_highlight_id.style(&style.syntax)));
// }
// editor.buffer.update(cx, |buffer, cx| {
// buffer.edit([(0..0, old_name.clone())], None, cx)
// });
// editor.select_all(&SelectAll, cx);
// editor
// });
// let ranges = this
// .clear_background_highlights::<DocumentHighlightWrite>(cx)
// .into_iter()
// .flat_map(|(_, ranges)| ranges.into_iter())
// .chain(
// this.clear_background_highlights::<DocumentHighlightRead>(cx)
// .into_iter()
// .flat_map(|(_, ranges)| ranges.into_iter()),
// )
// .collect();
// this.highlight_text::<Rename>(
// ranges,
// HighlightStyle {
// fade_out: Some(style.rename_fade),
// ..Default::default()
// },
// cx,
// );
// cx.focus(&rename_editor);
// let block_id = this.insert_blocks(
// [BlockProperties {
// style: BlockStyle::Flex,
// position: range.start.clone(),
// height: 1,
// render: Arc::new({
// let editor = rename_editor.clone();
// move |cx: &mut BlockContext| {
// ChildView::new(&editor, cx)
// .contained()
// .with_padding_left(cx.anchor_x)
// .into_any()
// }
// }),
// disposition: BlockDisposition::Below,
// }],
// Some(Autoscroll::fit()),
// cx,
// )[0];
// this.pending_rename = Some(RenameState {
// range,
// old_name,
// editor: rename_editor,
// block_id,
// });
// })?;
// }
// Ok(())
// }))
// }
// pub fn confirm_rename(
// workspace: &mut Workspace,
// _: &ConfirmRename,
// cx: &mut ViewContext<Workspace>,
// ) -> Option<Task<Result<()>>> {
// let editor = workspace.active_item(cx)?.act_as::<Editor>(cx)?;
// let (buffer, range, old_name, new_name) = editor.update(cx, |editor, cx| {
// let rename = editor.take_rename(false, cx)?;
// let buffer = editor.buffer.read(cx);
// let (start_buffer, start) =
// buffer.text_anchor_for_position(rename.range.start.clone(), cx)?;
// let (end_buffer, end) =
// buffer.text_anchor_for_position(rename.range.end.clone(), cx)?;
// if start_buffer == end_buffer {
// let new_name = rename.editor.read(cx).text(cx);
// Some((start_buffer, start..end, rename.old_name, new_name))
// } else {
// None
// }
// })?;
// let rename = workspace.project().clone().update(cx, |project, cx| {
// project.perform_rename(buffer.clone(), range.start, new_name.clone(), true, cx)
// });
// let editor = editor.downgrade();
// Some(cx.spawn(|workspace, mut cx| async move {
// let project_transaction = rename.await?;
// Self::open_project_transaction(
// &editor,
// workspace,
// project_transaction,
// format!("Rename: {} → {}", old_name, new_name),
// cx.clone(),
// )
// .await?;
// editor.update(&mut cx, |editor, cx| {
// editor.refresh_document_highlights(cx);
// })?;
// Ok(())
// }))
// }
fn take_rename(
&mut self,
moving_cursor: bool,
cx: &mut ViewContext<Self>,
) -> Option<RenameState> {
let rename = self.pending_rename.take()?;
self.remove_blocks(
[rename.block_id].into_iter().collect(),
Some(Autoscroll::fit()),
cx,
);
self.clear_highlights::<Rename>(cx);
self.show_local_selections = true;
if moving_cursor {
let rename_editor = rename.editor.read(cx);
let cursor_in_rename_editor = rename_editor.selections.newest::<usize>(cx).head();
// Update the selection to match the position of the selection inside
// the rename editor.
let snapshot = self.buffer.read(cx).read(cx);
let rename_range = rename.range.to_offset(&snapshot);
let cursor_in_editor = snapshot
.clip_offset(rename_range.start + cursor_in_rename_editor, Bias::Left)
.min(rename_range.end);
drop(snapshot);
self.change_selections(None, cx, |s| {
s.select_ranges(vec![cursor_in_editor..cursor_in_editor])
});
} else {
self.refresh_document_highlights(cx);
}
Some(rename)
}
#[cfg(any(test, feature = "test-support"))]
pub fn pending_rename(&self) -> Option<&RenameState> {
self.pending_rename.as_ref()
}
// fn format(&mut self, _: &Format, cx: &mut ViewContext<Self>) -> Option<Task<Result<()>>> {
// let project = match &self.project {
// Some(project) => project.clone(),
// None => return None,
// };
// Some(self.perform_format(project, FormatTrigger::Manual, cx))
// }
fn perform_format(
&mut self,
project: Model<Project>,
trigger: FormatTrigger,
cx: &mut ViewContext<Self>,
) -> Task<Result<()>> {
let buffer = self.buffer().clone();
let buffers = buffer.read(cx).all_buffers();
let mut timeout = cx.background_executor().timer(FORMAT_TIMEOUT).fuse();
let format = project.update(cx, |project, cx| project.format(buffers, true, trigger, cx));
cx.spawn(|_, mut cx| async move {
let transaction = futures::select_biased! {
_ = timeout => {
log::warn!("timed out waiting for formatting");
None
}
transaction = format.log_err().fuse() => transaction,
};
buffer.update(&mut cx, |buffer, cx| {
if let Some(transaction) = transaction {
if !buffer.is_singleton() {
buffer.push_transaction(&transaction.0, cx);
}
}
cx.notify();
});
Ok(())
})
}
// fn restart_language_server(&mut self, _: &RestartLanguageServer, cx: &mut ViewContext<Self>) {
// if let Some(project) = self.project.clone() {
// self.buffer.update(cx, |multi_buffer, cx| {
// project.update(cx, |project, cx| {
// project.restart_language_servers_for_buffers(multi_buffer.all_buffers(), cx);
// });
// })
// }
// }
// fn show_character_palette(&mut self, _: &ShowCharacterPalette, cx: &mut ViewContext<Self>) {
// cx.show_character_palette();
// }
fn refresh_active_diagnostics(&mut self, cx: &mut ViewContext<Editor>) {
if let Some(active_diagnostics) = self.active_diagnostics.as_mut() {
let buffer = self.buffer.read(cx).snapshot(cx);
let primary_range_start = active_diagnostics.primary_range.start.to_offset(&buffer);
let is_valid = buffer
.diagnostics_in_range::<_, usize>(active_diagnostics.primary_range.clone(), false)
.any(|entry| {
entry.diagnostic.is_primary
&& !entry.range.is_empty()
&& entry.range.start == primary_range_start
&& entry.diagnostic.message == active_diagnostics.primary_message
});
if is_valid != active_diagnostics.is_valid {
active_diagnostics.is_valid = is_valid;
let mut new_styles = HashMap::default();
for (block_id, diagnostic) in &active_diagnostics.blocks {
new_styles.insert(
*block_id,
diagnostic_block_renderer(diagnostic.clone(), is_valid),
);
}
self.display_map
.update(cx, |display_map, _| display_map.replace_blocks(new_styles));
}
}
}
// fn activate_diagnostics(&mut self, group_id: usize, cx: &mut ViewContext<Self>) -> bool {
// self.dismiss_diagnostics(cx);
// self.active_diagnostics = self.display_map.update(cx, |display_map, cx| {
// let buffer = self.buffer.read(cx).snapshot(cx);
// let mut primary_range = None;
// let mut primary_message = None;
// let mut group_end = Point::zero();
// let diagnostic_group = buffer
// .diagnostic_group::<Point>(group_id)
// .map(|entry| {
// if entry.range.end > group_end {
// group_end = entry.range.end;
// }
// if entry.diagnostic.is_primary {
// primary_range = Some(entry.range.clone());
// primary_message = Some(entry.diagnostic.message.clone());
// }
// entry
// })
// .collect::<Vec<_>>();
// let primary_range = primary_range?;
// let primary_message = primary_message?;
// let primary_range =
// buffer.anchor_after(primary_range.start)..buffer.anchor_before(primary_range.end);
// let blocks = display_map
// .insert_blocks(
// diagnostic_group.iter().map(|entry| {
// let diagnostic = entry.diagnostic.clone();
// let message_height = diagnostic.message.lines().count() as u8;
// BlockProperties {
// style: BlockStyle::Fixed,
// position: buffer.anchor_after(entry.range.start),
// height: message_height,
// render: diagnostic_block_renderer(diagnostic, true),
// disposition: BlockDisposition::Below,
// }
// }),
// cx,
// )
// .into_iter()
// .zip(diagnostic_group.into_iter().map(|entry| entry.diagnostic))
// .collect();
// Some(ActiveDiagnosticGroup {
// primary_range,
// primary_message,
// blocks,
// is_valid: true,
// })
// });
// self.active_diagnostics.is_some()
// }
// fn dismiss_diagnostics(&mut self, cx: &mut ViewContext<Self>) {
// if let Some(active_diagnostic_group) = self.active_diagnostics.take() {
// self.display_map.update(cx, |display_map, cx| {
// display_map.remove_blocks(active_diagnostic_group.blocks.into_keys().collect(), cx);
// });
// cx.notify();
// }
// }
// pub fn set_selections_from_remote(
// &mut self,
// selections: Vec<Selection<Anchor>>,
// pending_selection: Option<Selection<Anchor>>,
// cx: &mut ViewContext<Self>,
// ) {
// let old_cursor_position = self.selections.newest_anchor().head();
// self.selections.change_with(cx, |s| {
// s.select_anchors(selections);
// if let Some(pending_selection) = pending_selection {
// s.set_pending(pending_selection, SelectMode::Character);
// } else {
// s.clear_pending();
// }
// });
// self.selections_did_change(false, &old_cursor_position, cx);
// }
fn push_to_selection_history(&mut self) {
self.selection_history.push(SelectionHistoryEntry {
selections: self.selections.disjoint_anchors(),
select_next_state: self.select_next_state.clone(),
select_prev_state: self.select_prev_state.clone(),
add_selections_state: self.add_selections_state.clone(),
});
}
pub fn transact(
&mut self,
cx: &mut ViewContext<Self>,
update: impl FnOnce(&mut Self, &mut ViewContext<Self>),
) -> Option<TransactionId> {
self.start_transaction_at(Instant::now(), cx);
update(self, cx);
self.end_transaction_at(Instant::now(), cx)
}
fn start_transaction_at(&mut self, now: Instant, cx: &mut ViewContext<Self>) {
todo!()
// self.end_selection(cx);
// if let Some(tx_id) = self
// .buffer
// .update(cx, |buffer, cx| buffer.start_transaction_at(now, cx))
// {
// self.selection_history
// .insert_transaction(tx_id, self.selections.disjoint_anchors());
// }
}
fn end_transaction_at(
&mut self,
now: Instant,
cx: &mut ViewContext<Self>,
) -> Option<TransactionId> {
todo!()
// if let Some(tx_id) = self
// .buffer
// .update(cx, |buffer, cx| buffer.end_transaction_at(now, cx))
// {
// if let Some((_, end_selections)) = self.selection_history.transaction_mut(tx_id) {
// *end_selections = Some(self.selections.disjoint_anchors());
// } else {
// error!("unexpectedly ended a transaction that wasn't started by this editor");
// }
// cx.emit(Event::Edited);
// Some(tx_id)
// } else {
// None
// }
}
// pub fn fold(&mut self, _: &Fold, cx: &mut ViewContext<Self>) {
// let mut fold_ranges = Vec::new();
// let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
// let selections = self.selections.all_adjusted(cx);
// for selection in selections {
// let range = selection.range().sorted();
// let buffer_start_row = range.start.row;
// for row in (0..=range.end.row).rev() {
// let fold_range = display_map.foldable_range(row);
// if let Some(fold_range) = fold_range {
// if fold_range.end.row >= buffer_start_row {
// fold_ranges.push(fold_range);
// if row <= range.start.row {
// break;
// }
// }
// }
// }
// }
// self.fold_ranges(fold_ranges, true, cx);
// }
// pub fn fold_at(&mut self, fold_at: &FoldAt, cx: &mut ViewContext<Self>) {
// let buffer_row = fold_at.buffer_row;
// let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
// if let Some(fold_range) = display_map.foldable_range(buffer_row) {
// let autoscroll = self
// .selections
// .all::<Point>(cx)
// .iter()
// .any(|selection| fold_range.overlaps(&selection.range()));
// self.fold_ranges(std::iter::once(fold_range), autoscroll, cx);
// }
// }
// pub fn unfold_lines(&mut self, _: &UnfoldLines, cx: &mut ViewContext<Self>) {
// let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
// let buffer = &display_map.buffer_snapshot;
// let selections = self.selections.all::<Point>(cx);
// let ranges = selections
// .iter()
// .map(|s| {
// let range = s.display_range(&display_map).sorted();
// let mut start = range.start.to_point(&display_map);
// let mut end = range.end.to_point(&display_map);
// start.column = 0;
// end.column = buffer.line_len(end.row);
// start..end
// })
// .collect::<Vec<_>>();
// self.unfold_ranges(ranges, true, true, cx);
// }
// pub fn unfold_at(&mut self, unfold_at: &UnfoldAt, cx: &mut ViewContext<Self>) {
// let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
// let intersection_range = Point::new(unfold_at.buffer_row, 0)
// ..Point::new(
// unfold_at.buffer_row,
// display_map.buffer_snapshot.line_len(unfold_at.buffer_row),
// );
// let autoscroll = self
// .selections
// .all::<Point>(cx)
// .iter()
// .any(|selection| selection.range().overlaps(&intersection_range));
// self.unfold_ranges(std::iter::once(intersection_range), true, autoscroll, cx)
// }
// pub fn fold_selected_ranges(&mut self, _: &FoldSelectedRanges, cx: &mut ViewContext<Self>) {
// let selections = self.selections.all::<Point>(cx);
// let display_map = self.display_map.update(cx, |map, cx| map.snapshot(cx));
// let line_mode = self.selections.line_mode;
// let ranges = selections.into_iter().map(|s| {
// if line_mode {
// let start = Point::new(s.start.row, 0);
// let end = Point::new(s.end.row, display_map.buffer_snapshot.line_len(s.end.row));
// start..end
// } else {
// s.start..s.end
// }
// });
// self.fold_ranges(ranges, true, cx);
// }
pub fn fold_ranges<T: ToOffset + Clone>(
&mut self,
ranges: impl IntoIterator<Item = Range<T>>,
auto_scroll: bool,
cx: &mut ViewContext<Self>,
) {
let mut ranges = ranges.into_iter().peekable();
if ranges.peek().is_some() {
self.display_map.update(cx, |map, cx| map.fold(ranges, cx));
if auto_scroll {
self.request_autoscroll(Autoscroll::fit(), cx);
}
cx.notify();
}
}
pub fn unfold_ranges<T: ToOffset + Clone>(
&mut self,
ranges: impl IntoIterator<Item = Range<T>>,
inclusive: bool,
auto_scroll: bool,
cx: &mut ViewContext<Self>,
) {
let mut ranges = ranges.into_iter().peekable();
if ranges.peek().is_some() {
self.display_map
.update(cx, |map, cx| map.unfold(ranges, inclusive, cx));
if auto_scroll {
self.request_autoscroll(Autoscroll::fit(), cx);
}
cx.notify();
}
}
// pub fn gutter_hover(
// &mut self,
// GutterHover { hovered }: &GutterHover,
// cx: &mut ViewContext<Self>,
// ) {
// self.gutter_hovered = *hovered;
// cx.notify();
// }
// pub fn insert_blocks(
// &mut self,
// blocks: impl IntoIterator<Item = BlockProperties<Anchor>>,
// autoscroll: Option<Autoscroll>,
// cx: &mut ViewContext<Self>,
// ) -> Vec<BlockId> {
// let blocks = self
// .display_map
// .update(cx, |display_map, cx| display_map.insert_blocks(blocks, cx));
// if let Some(autoscroll) = autoscroll {
// self.request_autoscroll(autoscroll, cx);
// }
// blocks
// }
// pub fn replace_blocks(
// &mut self,
// blocks: HashMap<BlockId, RenderBlock>,
// autoscroll: Option<Autoscroll>,
// cx: &mut ViewContext<Self>,
// ) {
// self.display_map
// .update(cx, |display_map, _| display_map.replace_blocks(blocks));
// if let Some(autoscroll) = autoscroll {
// self.request_autoscroll(autoscroll, cx);
// }
// }
pub fn remove_blocks(
&mut self,
block_ids: HashSet<BlockId>,
autoscroll: Option<Autoscroll>,
cx: &mut ViewContext<Self>,
) {
self.display_map.update(cx, |display_map, cx| {
display_map.remove_blocks(block_ids, cx)
});
if let Some(autoscroll) = autoscroll {
self.request_autoscroll(autoscroll, cx);
}
}
// pub fn longest_row(&self, cx: &mut AppContext) -> u32 {
// self.display_map
// .update(cx, |map, cx| map.snapshot(cx))
// .longest_row()
// }
// pub fn max_point(&self, cx: &mut AppContext) -> DisplayPoint {
// self.display_map
// .update(cx, |map, cx| map.snapshot(cx))
// .max_point()
// }
// pub fn text(&self, cx: &AppContext) -> String {
// self.buffer.read(cx).read(cx).text()
// }
// pub fn set_text(&mut self, text: impl Into<Arc<str>>, cx: &mut ViewContext<Self>) {
// self.transact(cx, |this, cx| {
// this.buffer
// .read(cx)
// .as_singleton()
// .expect("you can only call set_text on editors for singleton buffers")
// .update(cx, |buffer, cx| buffer.set_text(text, cx));
// });
// }
// pub fn display_text(&self, cx: &mut AppContext) -> String {
// self.display_map
// .update(cx, |map, cx| map.snapshot(cx))
// .text()
// }
// pub fn wrap_guides(&self, cx: &AppContext) -> SmallVec<[(usize, bool); 2]> {
// let mut wrap_guides = smallvec::smallvec![];
// if self.show_wrap_guides == Some(false) {
// return wrap_guides;
// }
// let settings = self.buffer.read(cx).settings_at(0, cx);
// if settings.show_wrap_guides {
// if let SoftWrap::Column(soft_wrap) = self.soft_wrap_mode(cx) {
// wrap_guides.push((soft_wrap as usize, true));
// }
// wrap_guides.extend(settings.wrap_guides.iter().map(|guide| (*guide, false)))
// }
// wrap_guides
// }
// pub fn soft_wrap_mode(&self, cx: &AppContext) -> SoftWrap {
// let settings = self.buffer.read(cx).settings_at(0, cx);
// let mode = self
// .soft_wrap_mode_override
// .unwrap_or_else(|| settings.soft_wrap);
// match mode {
// language_settings::SoftWrap::None => SoftWrap::None,
// language_settings::SoftWrap::EditorWidth => SoftWrap::EditorWidth,
// language_settings::SoftWrap::PreferredLineLength => {
// SoftWrap::Column(settings.preferred_line_length)
// }
// }
// }
// pub fn set_soft_wrap_mode(
// &mut self,
// mode: language_settings::SoftWrap,
// cx: &mut ViewContext<Self>,
// ) {
// self.soft_wrap_mode_override = Some(mode);
// cx.notify();
// }
// pub fn set_wrap_width(&self, width: Option<f32>, cx: &mut AppContext) -> bool {
// self.display_map
// .update(cx, |map, cx| map.set_wrap_width(width, cx))
// }
// pub fn toggle_soft_wrap(&mut self, _: &ToggleSoftWrap, cx: &mut ViewContext<Self>) {
// if self.soft_wrap_mode_override.is_some() {
// self.soft_wrap_mode_override.take();
// } else {
// let soft_wrap = match self.soft_wrap_mode(cx) {
// SoftWrap::None => language_settings::SoftWrap::EditorWidth,
// SoftWrap::EditorWidth | SoftWrap::Column(_) => language_settings::SoftWrap::None,
// };
// self.soft_wrap_mode_override = Some(soft_wrap);
// }
// cx.notify();
// }
// pub fn set_show_gutter(&mut self, show_gutter: bool, cx: &mut ViewContext<Self>) {
// self.show_gutter = show_gutter;
// cx.notify();
// }
// pub fn set_show_wrap_guides(&mut self, show_gutter: bool, cx: &mut ViewContext<Self>) {
// self.show_wrap_guides = Some(show_gutter);
// cx.notify();
// }
// pub fn reveal_in_finder(&mut self, _: &RevealInFinder, cx: &mut ViewContext<Self>) {
// if let Some(buffer) = self.buffer().read(cx).as_singleton() {
// if let Some(file) = buffer.read(cx).file().and_then(|f| f.as_local()) {
// cx.reveal_path(&file.abs_path(cx));
// }
// }
// }
// pub fn copy_path(&mut self, _: &CopyPath, cx: &mut ViewContext<Self>) {
// if let Some(buffer) = self.buffer().read(cx).as_singleton() {
// if let Some(file) = buffer.read(cx).file().and_then(|f| f.as_local()) {
// if let Some(path) = file.abs_path(cx).to_str() {
// cx.write_to_clipboard(ClipboardItem::new(path.to_string()));
// }
// }
// }
// }
// pub fn copy_relative_path(&mut self, _: &CopyRelativePath, cx: &mut ViewContext<Self>) {
// if let Some(buffer) = self.buffer().read(cx).as_singleton() {
// if let Some(file) = buffer.read(cx).file().and_then(|f| f.as_local()) {
// if let Some(path) = file.path().to_str() {
// cx.write_to_clipboard(ClipboardItem::new(path.to_string()));
// }
// }
// }
// }
// pub fn highlight_rows(&mut self, rows: Option<Range<u32>>) {
// self.highlighted_rows = rows;
// }
// pub fn highlighted_rows(&self) -> Option<Range<u32>> {
// self.highlighted_rows.clone()
// }
pub fn highlight_background<T: 'static>(
&mut self,
ranges: Vec<Range<Anchor>>,
color_fetcher: fn(&ThemeColors) -> Hsla,
cx: &mut ViewContext<Self>,
) {
self.background_highlights
.insert(TypeId::of::<T>(), (color_fetcher, ranges));
cx.notify();
}
// pub fn highlight_inlay_background<T: 'static>(
// &mut self,
// ranges: Vec<InlayHighlight>,
// color_fetcher: fn(&Theme) -> Color,
// cx: &mut ViewContext<Self>,
// ) {
// // TODO: no actual highlights happen for inlays currently, find a way to do that
// self.inlay_background_highlights
// .insert(Some(TypeId::of::<T>()), (color_fetcher, ranges));
// cx.notify();
// }
// pub fn clear_background_highlights<T: 'static>(
// &mut self,
// cx: &mut ViewContext<Self>,
// ) -> Option<BackgroundHighlight> {
// let text_highlights = self.background_highlights.remove(&TypeId::of::<T>());
// let inlay_highlights = self
// .inlay_background_highlights
// .remove(&Some(TypeId::of::<T>()));
// if text_highlights.is_some() || inlay_highlights.is_some() {
// cx.notify();
// }
// text_highlights
// }
// #[cfg(feature = "test-support")]
// pub fn all_text_background_highlights(
// &mut self,
// cx: &mut ViewContext<Self>,
// ) -> Vec<(Range<DisplayPoint>, Color)> {
// let snapshot = self.snapshot(cx);
// let buffer = &snapshot.buffer_snapshot;
// let start = buffer.anchor_before(0);
// let end = buffer.anchor_after(buffer.len());
// let theme = theme::current(cx);
// self.background_highlights_in_range(start..end, &snapshot, theme.as_ref())
// }
// fn document_highlights_for_position<'a>(
// &'a self,
// position: Anchor,
// buffer: &'a MultiBufferSnapshot,
// ) -> impl 'a + Iterator<Item = &Range<Anchor>> {
// let read_highlights = self
// .background_highlights
// .get(&TypeId::of::<DocumentHighlightRead>())
// .map(|h| &h.1);
// let write_highlights = self
// .background_highlights
// .get(&TypeId::of::<DocumentHighlightWrite>())
// .map(|h| &h.1);
// let left_position = position.bias_left(buffer);
// let right_position = position.bias_right(buffer);
// read_highlights
// .into_iter()
// .chain(write_highlights)
// .flat_map(move |ranges| {
// let start_ix = match ranges.binary_search_by(|probe| {
// let cmp = probe.end.cmp(&left_position, buffer);
// if cmp.is_ge() {
// Ordering::Greater
// } else {
// Ordering::Less
// }
// }) {
// Ok(i) | Err(i) => i,
// };
// let right_position = right_position.clone();
// ranges[start_ix..]
// .iter()
// .take_while(move |range| range.start.cmp(&right_position, buffer).is_le())
// })
// }
// pub fn background_highlights_in_range(
// &self,
// search_range: Range<Anchor>,
// display_snapshot: &DisplaySnapshot,
// theme: &Theme,
// ) -> Vec<(Range<DisplayPoint>, Color)> {
// let mut results = Vec::new();
// for (color_fetcher, ranges) in self.background_highlights.values() {
// let color = color_fetcher(theme);
// let start_ix = match ranges.binary_search_by(|probe| {
// let cmp = probe
// .end
// .cmp(&search_range.start, &display_snapshot.buffer_snapshot);
// if cmp.is_gt() {
// Ordering::Greater
// } else {
// Ordering::Less
// }
// }) {
// Ok(i) | Err(i) => i,
// };
// for range in &ranges[start_ix..] {
// if range
// .start
// .cmp(&search_range.end, &display_snapshot.buffer_snapshot)
// .is_ge()
// {
// break;
// }
// let start = range.start.to_display_point(&display_snapshot);
// let end = range.end.to_display_point(&display_snapshot);
// results.push((start..end, color))
// }
// }
// results
// }
// pub fn background_highlight_row_ranges<T: 'static>(
// &self,
// search_range: Range<Anchor>,
// display_snapshot: &DisplaySnapshot,
// count: usize,
// ) -> Vec<RangeInclusive<DisplayPoint>> {
// let mut results = Vec::new();
// let Some((_, ranges)) = self.background_highlights.get(&TypeId::of::<T>()) else {
// return vec![];
// };
// let start_ix = match ranges.binary_search_by(|probe| {
// let cmp = probe
// .end
// .cmp(&search_range.start, &display_snapshot.buffer_snapshot);
// if cmp.is_gt() {
// Ordering::Greater
// } else {
// Ordering::Less
// }
// }) {
// Ok(i) | Err(i) => i,
// };
// let mut push_region = |start: Option<Point>, end: Option<Point>| {
// if let (Some(start_display), Some(end_display)) = (start, end) {
// results.push(
// start_display.to_display_point(display_snapshot)
// ..=end_display.to_display_point(display_snapshot),
// );
// }
// };
// let mut start_row: Option<Point> = None;
// let mut end_row: Option<Point> = None;
// if ranges.len() > count {
// return Vec::new();
// }
// for range in &ranges[start_ix..] {
// if range
// .start
// .cmp(&search_range.end, &display_snapshot.buffer_snapshot)
// .is_ge()
// {
// break;
// }
// let end = range.end.to_point(&display_snapshot.buffer_snapshot);
// if let Some(current_row) = &end_row {
// if end.row == current_row.row {
// continue;
// }
// }
// let start = range.start.to_point(&display_snapshot.buffer_snapshot);
// if start_row.is_none() {
// assert_eq!(end_row, None);
// start_row = Some(start);
// end_row = Some(end);
// continue;
// }
// if let Some(current_end) = end_row.as_mut() {
// if start.row > current_end.row + 1 {
// push_region(start_row, end_row);
// start_row = Some(start);
// end_row = Some(end);
// } else {
// // Merge two hunks.
// *current_end = end;
// }
// } else {
// unreachable!();
// }
// }
// // We might still have a hunk that was not rendered (if there was a search hit on the last line)
// push_region(start_row, end_row);
// results
// }
// pub fn highlight_text<T: 'static>(
// &mut self,
// ranges: Vec<Range<Anchor>>,
// style: HighlightStyle,
// cx: &mut ViewContext<Self>,
// ) {
// self.display_map.update(cx, |map, _| {
// map.highlight_text(TypeId::of::<T>(), ranges, style)
// });
// cx.notify();
// }
// pub fn highlight_inlays<T: 'static>(
// &mut self,
// highlights: Vec<InlayHighlight>,
// style: HighlightStyle,
// cx: &mut ViewContext<Self>,
// ) {
// self.display_map.update(cx, |map, _| {
// map.highlight_inlays(TypeId::of::<T>(), highlights, style)
// });
// cx.notify();
// }
// pub fn text_highlights<'a, T: 'static>(
// &'a self,
// cx: &'a AppContext,
// ) -> Option<(HighlightStyle, &'a [Range<Anchor>])> {
// self.display_map.read(cx).text_highlights(TypeId::of::<T>())
// }
pub fn clear_highlights<T: 'static>(&mut self, cx: &mut ViewContext<Self>) {
let cleared = self
.display_map
.update(cx, |map, _| map.clear_highlights(TypeId::of::<T>()));
if cleared {
cx.notify();
}
}
// pub fn show_local_cursors(&self, cx: &AppContext) -> bool {
// self.blink_manager.read(cx).visible() && self.focused
// }
fn on_buffer_changed(&mut self, _: Model<MultiBuffer>, cx: &mut ViewContext<Self>) {
cx.notify();
}
fn on_buffer_event(
&mut self,
multibuffer: Model<MultiBuffer>,
event: &multi_buffer::Event,
cx: &mut ViewContext<Self>,
) {
match event {
multi_buffer::Event::Edited {
sigleton_buffer_edited,
} => {
self.refresh_active_diagnostics(cx);
self.refresh_code_actions(cx);
if self.has_active_copilot_suggestion(cx) {
self.update_visible_copilot_suggestion(cx);
}
cx.emit(Event::BufferEdited);
if *sigleton_buffer_edited {
if let Some(project) = &self.project {
let project = project.read(cx);
let languages_affected = multibuffer
.read(cx)
.all_buffers()
.into_iter()
.filter_map(|buffer| {
let buffer = buffer.read(cx);
let language = buffer.language()?;
if project.is_local()
&& project.language_servers_for_buffer(buffer, cx).count() == 0
{
None
} else {
Some(language)
}
})
.cloned()
.collect::<HashSet<_>>();
if !languages_affected.is_empty() {
self.refresh_inlay_hints(
InlayHintRefreshReason::BufferEdited(languages_affected),
cx,
);
}
}
}
}
multi_buffer::Event::ExcerptsAdded {
buffer,
predecessor,
excerpts,
} => {
cx.emit(Event::ExcerptsAdded {
buffer: buffer.clone(),
predecessor: *predecessor,
excerpts: excerpts.clone(),
});
self.refresh_inlay_hints(InlayHintRefreshReason::NewLinesShown, cx);
}
multi_buffer::Event::ExcerptsRemoved { ids } => {
self.refresh_inlay_hints(InlayHintRefreshReason::ExcerptsRemoved(ids.clone()), cx);
cx.emit(Event::ExcerptsRemoved { ids: ids.clone() })
}
multi_buffer::Event::Reparsed => cx.emit(Event::Reparsed),
multi_buffer::Event::DirtyChanged => cx.emit(Event::DirtyChanged),
multi_buffer::Event::Saved => cx.emit(Event::Saved),
multi_buffer::Event::FileHandleChanged => cx.emit(Event::TitleChanged),
multi_buffer::Event::Reloaded => cx.emit(Event::TitleChanged),
multi_buffer::Event::DiffBaseChanged => cx.emit(Event::DiffBaseChanged),
multi_buffer::Event::Closed => cx.emit(Event::Closed),
multi_buffer::Event::DiagnosticsUpdated => {
self.refresh_active_diagnostics(cx);
}
_ => {}
};
}
fn on_display_map_changed(&mut self, _: Model<DisplayMap>, cx: &mut ViewContext<Self>) {
cx.notify();
}
fn settings_changed(&mut self, cx: &mut ViewContext<Self>) {
self.refresh_copilot_suggestions(true, cx);
self.refresh_inlay_hints(
InlayHintRefreshReason::SettingsChange(inlay_hint_settings(
self.selections.newest_anchor().head(),
&self.buffer.read(cx).snapshot(cx),
cx,
)),
cx,
);
}
// pub fn set_searchable(&mut self, searchable: bool) {
// self.searchable = searchable;
// }
// pub fn searchable(&self) -> bool {
// self.searchable
// }
// fn open_excerpts(workspace: &mut Workspace, _: &OpenExcerpts, cx: &mut ViewContext<Workspace>) {
// let active_item = workspace.active_item(cx);
// let editor_handle = if let Some(editor) = active_item
// .as_ref()
// .and_then(|item| item.act_as::<Self>(cx))
// {
// editor
// } else {
// cx.propagate_action();
// return;
// };
// let editor = editor_handle.read(cx);
// let buffer = editor.buffer.read(cx);
// if buffer.is_singleton() {
// cx.propagate_action();
// return;
// }
// let mut new_selections_by_buffer = HashMap::default();
// for selection in editor.selections.all::<usize>(cx) {
// for (buffer, mut range, _) in
// buffer.range_to_buffer_ranges(selection.start..selection.end, cx)
// {
// if selection.reversed {
// mem::swap(&mut range.start, &mut range.end);
// }
// new_selections_by_buffer
// .entry(buffer)
// .or_insert(Vec::new())
// .push(range)
// }
// }
// editor_handle.update(cx, |editor, cx| {
// editor.push_to_nav_history(editor.selections.newest_anchor().head(), None, cx);
// });
// let pane = workspace.active_pane().clone();
// pane.update(cx, |pane, _| pane.disable_history());
// // We defer the pane interaction because we ourselves are a workspace item
// // and activating a new item causes the pane to call a method on us reentrantly,
// // which panics if we're on the stack.
// cx.defer(move |workspace, cx| {
// for (buffer, ranges) in new_selections_by_buffer.into_iter() {
// let editor = workspace.open_project_item::<Self>(buffer, cx);
// editor.update(cx, |editor, cx| {
// editor.change_selections(Some(Autoscroll::newest()), cx, |s| {
// s.select_ranges(ranges);
// });
// });
// }
// pane.update(cx, |pane, _| pane.enable_history());
// });
// }
// fn jump(
// workspace: &mut Workspace,
// path: ProjectPath,
// position: Point,
// anchor: language::Anchor,
// cx: &mut ViewContext<Workspace>,
// ) {
// let editor = workspace.open_path(path, None, true, cx);
// cx.spawn(|_, mut cx| async move {
// let editor = editor
// .await?
// .downcast::<Editor>()
// .ok_or_else(|| anyhow!("opened item was not an editor"))?
// .downgrade();
// editor.update(&mut cx, |editor, cx| {
// let buffer = editor
// .buffer()
// .read(cx)
// .as_singleton()
// .ok_or_else(|| anyhow!("cannot jump in a multi-buffer"))?;
// let buffer = buffer.read(cx);
// let cursor = if buffer.can_resolve(&anchor) {
// language::ToPoint::to_point(&anchor, buffer)
// } else {
// buffer.clip_point(position, Bias::Left)
// };
// let nav_history = editor.nav_history.take();
// editor.change_selections(Some(Autoscroll::newest()), cx, |s| {
// s.select_ranges([cursor..cursor]);
// });
// editor.nav_history = nav_history;
// anyhow::Ok(())
// })??;
// anyhow::Ok(())
// })
// .detach_and_log_err(cx);
// }
// fn marked_text_ranges(&self, cx: &AppContext) -> Option<Vec<Range<OffsetUtf16>>> {
// let snapshot = self.buffer.read(cx).read(cx);
// let (_, ranges) = self.text_highlights::<InputComposition>(cx)?;
// Some(
// ranges
// .iter()
// .map(move |range| {
// range.start.to_offset_utf16(&snapshot)..range.end.to_offset_utf16(&snapshot)
// })
// .collect(),
// )
// }
// fn selection_replacement_ranges(
// &self,
// range: Range<OffsetUtf16>,
// cx: &AppContext,
// ) -> Vec<Range<OffsetUtf16>> {
// let selections = self.selections.all::<OffsetUtf16>(cx);
// let newest_selection = selections
// .iter()
// .max_by_key(|selection| selection.id)
// .unwrap();
// let start_delta = range.start.0 as isize - newest_selection.start.0 as isize;
// let end_delta = range.end.0 as isize - newest_selection.end.0 as isize;
// let snapshot = self.buffer.read(cx).read(cx);
// selections
// .into_iter()
// .map(|mut selection| {
// selection.start.0 =
// (selection.start.0 as isize).saturating_add(start_delta) as usize;
// selection.end.0 = (selection.end.0 as isize).saturating_add(end_delta) as usize;
// snapshot.clip_offset_utf16(selection.start, Bias::Left)
// ..snapshot.clip_offset_utf16(selection.end, Bias::Right)
// })
// .collect()
// }
fn report_copilot_event(
&self,
suggestion_id: Option<String>,
suggestion_accepted: bool,
cx: &AppContext,
) {
let Some(project) = &self.project else { return };
// If None, we are either getting suggestions in a new, unsaved file, or in a file without an extension
let file_extension = self
.buffer
.read(cx)
.as_singleton()
.and_then(|b| b.read(cx).file())
.and_then(|file| Path::new(file.file_name(cx)).extension())
.and_then(|e| e.to_str())
.map(|a| a.to_string());
let telemetry = project.read(cx).client().telemetry().clone();
let telemetry_settings = *TelemetrySettings::get_global(cx);
let event = ClickhouseEvent::Copilot {
suggestion_id,
suggestion_accepted,
file_extension,
};
telemetry.report_clickhouse_event(event, telemetry_settings);
}
#[cfg(any(test, feature = "test-support"))]
fn report_editor_event(
&self,
_operation: &'static str,
_file_extension: Option<String>,
_cx: &AppContext,
) {
}
#[cfg(not(any(test, feature = "test-support")))]
fn report_editor_event(
&self,
operation: &'static str,
file_extension: Option<String>,
cx: &AppContext,
) {
let Some(project) = &self.project else { return };
// If None, we are in a file without an extension
let file = self
.buffer
.read(cx)
.as_singleton()
.and_then(|b| b.read(cx).file());
let file_extension = file_extension.or(file
.as_ref()
.and_then(|file| Path::new(file.file_name(cx)).extension())
.and_then(|e| e.to_str())
.map(|a| a.to_string()));
let vim_mode = cx
.global::<SettingsStore>()
.raw_user_settings()
.get("vim_mode")
== Some(&serde_json::Value::Bool(true));
let telemetry_settings = *TelemetrySettings::get_global(cx);
let copilot_enabled = all_language_settings(file, cx).copilot_enabled(None, None);
let copilot_enabled_for_language = self
.buffer
.read(cx)
.settings_at(0, cx)
.show_copilot_suggestions;
let telemetry = project.read(cx).client().telemetry().clone();
let event = ClickhouseEvent::Editor {
file_extension,
vim_mode,
operation,
copilot_enabled,
copilot_enabled_for_language,
};
telemetry.report_clickhouse_event(event, telemetry_settings)
}
// /// Copy the highlighted chunks to the clipboard as JSON. The format is an array of lines,
// /// with each line being an array of {text, highlight} objects.
// fn copy_highlight_json(&mut self, _: &CopyHighlightJson, cx: &mut ViewContext<Self>) {
// let Some(buffer) = self.buffer.read(cx).as_singleton() else {
// return;
// };
// #[derive(Serialize)]
// struct Chunk<'a> {
// text: String,
// highlight: Option<&'a str>,
// }
// let snapshot = buffer.read(cx).snapshot();
// let range = self
// .selected_text_range(cx)
// .and_then(|selected_range| {
// if selected_range.is_empty() {
// None
// } else {
// Some(selected_range)
// }
// })
// .unwrap_or_else(|| 0..snapshot.len());
// let chunks = snapshot.chunks(range, true);
// let mut lines = Vec::new();
// let mut line: VecDeque<Chunk> = VecDeque::new();
// let theme = &theme::current(cx).editor.syntax;
// for chunk in chunks {
// let highlight = chunk.syntax_highlight_id.and_then(|id| id.name(theme));
// let mut chunk_lines = chunk.text.split("\n").peekable();
// while let Some(text) = chunk_lines.next() {
// let mut merged_with_last_token = false;
// if let Some(last_token) = line.back_mut() {
// if last_token.highlight == highlight {
// last_token.text.push_str(text);
// merged_with_last_token = true;
// }
// }
// if !merged_with_last_token {
// line.push_back(Chunk {
// text: text.into(),
// highlight,
// });
// }
// if chunk_lines.peek().is_some() {
// if line.len() > 1 && line.front().unwrap().text.is_empty() {
// line.pop_front();
// }
// if line.len() > 1 && line.back().unwrap().text.is_empty() {
// line.pop_back();
// }
// lines.push(mem::take(&mut line));
// }
// }
// }
// let Some(lines) = serde_json::to_string_pretty(&lines).log_err() else {
// return;
// };
// cx.write_to_clipboard(ClipboardItem::new(lines));
// }
// pub fn inlay_hint_cache(&self) -> &InlayHintCache {
// &self.inlay_hint_cache
// }
// pub fn replay_insert_event(
// &mut self,
// text: &str,
// relative_utf16_range: Option<Range<isize>>,
// cx: &mut ViewContext<Self>,
// ) {
// if !self.input_enabled {
// cx.emit(Event::InputIgnored { text: text.into() });
// return;
// }
// if let Some(relative_utf16_range) = relative_utf16_range {
// let selections = self.selections.all::<OffsetUtf16>(cx);
// self.change_selections(None, cx, |s| {
// let new_ranges = selections.into_iter().map(|range| {
// let start = OffsetUtf16(
// range
// .head()
// .0
// .saturating_add_signed(relative_utf16_range.start),
// );
// let end = OffsetUtf16(
// range
// .head()
// .0
// .saturating_add_signed(relative_utf16_range.end),
// );
// start..end
// });
// s.select_ranges(new_ranges);
// });
// }
// self.handle_input(text, cx);
// }
// pub fn supports_inlay_hints(&self, cx: &AppContext) -> bool {
// let Some(project) = self.project.as_ref() else {
// return false;
// };
// let project = project.read(cx);
// let mut supports = false;
// self.buffer().read(cx).for_each_buffer(|buffer| {
// if !supports {
// supports = project
// .language_servers_for_buffer(buffer.read(cx), cx)
// .any(
// |(_, server)| match server.capabilities().inlay_hint_provider {
// Some(lsp::OneOf::Left(enabled)) => enabled,
// Some(lsp::OneOf::Right(_)) => true,
// None => false,
// },
// )
// }
// });
// supports
// }
}
pub trait CollaborationHub {
fn collaborators<'a>(&self, cx: &'a AppContext) -> &'a HashMap<PeerId, Collaborator>;
fn user_participant_indices<'a>(
&self,
cx: &'a AppContext,
) -> &'a HashMap<u64, ParticipantIndex>;
}
impl CollaborationHub for Model<Project> {
fn collaborators<'a>(&self, cx: &'a AppContext) -> &'a HashMap<PeerId, Collaborator> {
self.read(cx).collaborators()
}
fn user_participant_indices<'a>(
&self,
cx: &'a AppContext,
) -> &'a HashMap<u64, ParticipantIndex> {
self.read(cx).user_store().read(cx).participant_indices()
}
}
fn inlay_hint_settings(
location: Anchor,
snapshot: &MultiBufferSnapshot,
cx: &mut ViewContext<'_, Editor>,
) -> InlayHintSettings {
let file = snapshot.file_at(location);
let language = snapshot.language_at(location);
let settings = all_language_settings(file, cx);
settings
.language(language.map(|l| l.name()).as_deref())
.inlay_hints
}
fn consume_contiguous_rows(
contiguous_row_selections: &mut Vec<Selection<Point>>,
selection: &Selection<Point>,
display_map: &DisplaySnapshot,
selections: &mut std::iter::Peekable<std::slice::Iter<Selection<Point>>>,
) -> (u32, u32) {
contiguous_row_selections.push(selection.clone());
let start_row = selection.start.row;
let mut end_row = ending_row(selection, display_map);
while let Some(next_selection) = selections.peek() {
if next_selection.start.row <= end_row {
end_row = ending_row(next_selection, display_map);
contiguous_row_selections.push(selections.next().unwrap().clone());
} else {
break;
}
}
(start_row, end_row)
}
fn ending_row(next_selection: &Selection<Point>, display_map: &DisplaySnapshot) -> u32 {
if next_selection.end.column > 0 || next_selection.is_empty() {
display_map.next_line_boundary(next_selection.end).0.row + 1
} else {
next_selection.end.row
}
}
impl EditorSnapshot {
pub fn remote_selections_in_range<'a>(
&'a self,
range: &'a Range<Anchor>,
collaboration_hub: &dyn CollaborationHub,
cx: &'a AppContext,
) -> impl 'a + Iterator<Item = RemoteSelection> {
let participant_indices = collaboration_hub.user_participant_indices(cx);
let collaborators_by_peer_id = collaboration_hub.collaborators(cx);
let collaborators_by_replica_id = collaborators_by_peer_id
.iter()
.map(|(_, collaborator)| (collaborator.replica_id, collaborator))
.collect::<HashMap<_, _>>();
self.buffer_snapshot
.remote_selections_in_range(range)
.filter_map(move |(replica_id, line_mode, cursor_shape, selection)| {
let collaborator = collaborators_by_replica_id.get(&replica_id)?;
let participant_index = participant_indices.get(&collaborator.user_id).copied();
Some(RemoteSelection {
replica_id,
selection,
cursor_shape,
line_mode,
participant_index,
peer_id: collaborator.peer_id,
})
})
}
pub fn language_at<T: ToOffset>(&self, position: T) -> Option<&Arc<Language>> {
self.display_snapshot.buffer_snapshot.language_at(position)
}
pub fn is_focused(&self) -> bool {
self.is_focused
}
pub fn placeholder_text(&self) -> Option<&Arc<str>> {
self.placeholder_text.as_ref()
}
pub fn scroll_position(&self) -> gpui::Point<f32> {
self.scroll_anchor.scroll_position(&self.display_snapshot)
}
}
impl Deref for EditorSnapshot {
type Target = DisplaySnapshot;
fn deref(&self) -> &Self::Target {
&self.display_snapshot
}
}
#[derive(Clone, Debug, PartialEq, Eq)]
pub enum Event {
InputIgnored {
text: Arc<str>,
},
InputHandled {
utf16_range_to_replace: Option<Range<isize>>,
text: Arc<str>,
},
ExcerptsAdded {
buffer: Model<Buffer>,
predecessor: ExcerptId,
excerpts: Vec<(ExcerptId, ExcerptRange<language::Anchor>)>,
},
ExcerptsRemoved {
ids: Vec<ExcerptId>,
},
BufferEdited,
Edited,
Reparsed,
Focused,
Blurred,
DirtyChanged,
Saved,
TitleChanged,
DiffBaseChanged,
SelectionsChanged {
local: bool,
},
ScrollPositionChanged {
local: bool,
autoscroll: bool,
},
Closed,
}
pub struct EditorFocused(pub View<Editor>);
pub struct EditorBlurred(pub View<Editor>);
pub struct EditorReleased(pub WeakView<Editor>);
// impl Entity for Editor {
// type Event = Event;
// fn release(&mut self, cx: &mut AppContext) {
// cx.emit_global(EditorReleased(self.handle.clone()));
// }
// }
//
impl EventEmitter for Editor {
type Event = Event;
}
impl Render for Editor {
type Element = Div<Self>;
fn render(&mut self, cx: &mut ViewContext<Self>) -> Self::Element {
// todo!()
div()
}
}
// impl View for Editor {
// fn render(&mut self, cx: &mut ViewContext<Self>) -> AnyElement<Self> {
// let style = self.style(cx);
// let font_changed = self.display_map.update(cx, |map, cx| {
// map.set_fold_ellipses_color(style.folds.ellipses.text_color);
// map.set_font_with_size(style.text.font_id, style.text.font_size, cx)
// });
// if font_changed {
// cx.defer(move |editor, cx: &mut ViewContext<Editor>| {
// hide_hover(editor, cx);
// hide_link_definition(editor, cx);
// });
// }
// Stack::new()
// .with_child(EditorElement::new(style.clone()))
// .with_child(ChildView::new(&self.mouse_context_menu, cx))
// .into_any()
// }
// fn ui_name() -> &'static str {
// "Editor"
// }
// fn focus_in(&mut self, focused: AnyView, cx: &mut ViewContext<Self>) {
// if cx.is_self_focused() {
// let focused_event = EditorFocused(cx.handle());
// cx.emit(Event::Focused);
// cx.emit_global(focused_event);
// }
// if let Some(rename) = self.pending_rename.as_ref() {
// cx.focus(&rename.editor);
// } else if cx.is_self_focused() || !focused.is::<Editor>() {
// if !self.focused {
// self.blink_manager.update(cx, BlinkManager::enable);
// }
// self.focused = true;
// self.buffer.update(cx, |buffer, cx| {
// buffer.finalize_last_transaction(cx);
// if self.leader_peer_id.is_none() {
// buffer.set_active_selections(
// &self.selections.disjoint_anchors(),
// self.selections.line_mode,
// self.cursor_shape,
// cx,
// );
// }
// });
// }
// }
// fn focus_out(&mut self, _: AnyView, cx: &mut ViewContext<Self>) {
// let blurred_event = EditorBlurred(cx.handle());
// cx.emit_global(blurred_event);
// self.focused = false;
// self.blink_manager.update(cx, BlinkManager::disable);
// self.buffer
// .update(cx, |buffer, cx| buffer.remove_active_selections(cx));
// self.hide_context_menu(cx);
// hide_hover(self, cx);
// cx.emit(Event::Blurred);
// cx.notify();
// }
// fn modifiers_changed(
// &mut self,
// event: &gpui::platform::ModifiersChangedEvent,
// cx: &mut ViewContext<Self>,
// ) -> bool {
// let pending_selection = self.has_pending_selection();
// if let Some(point) = &self.link_go_to_definition_state.last_trigger_point {
// if event.cmd && !pending_selection {
// let point = point.clone();
// let snapshot = self.snapshot(cx);
// let kind = point.definition_kind(event.shift);
// show_link_definition(kind, self, point, snapshot, cx);
// return false;
// }
// }
// {
// if self.link_go_to_definition_state.symbol_range.is_some()
// || !self.link_go_to_definition_state.definitions.is_empty()
// {
// self.link_go_to_definition_state.symbol_range.take();
// self.link_go_to_definition_state.definitions.clear();
// cx.notify();
// }
// self.link_go_to_definition_state.task = None;
// self.clear_highlights::<LinkGoToDefinitionState>(cx);
// }
// false
// }
// fn update_keymap_context(&self, keymap: &mut KeymapContext, cx: &AppContext) {
// Self::reset_to_default_keymap_context(keymap);
// let mode = match self.mode {
// EditorMode::SingleLine => "single_line",
// EditorMode::AutoHeight { .. } => "auto_height",
// EditorMode::Full => "full",
// };
// keymap.add_key("mode", mode);
// if self.pending_rename.is_some() {
// keymap.add_identifier("renaming");
// }
// if self.context_menu_visible() {
// match self.context_menu.read().as_ref() {
// Some(ContextMenu::Completions(_)) => {
// keymap.add_identifier("menu");
// keymap.add_identifier("showing_completions")
// }
// Some(ContextMenu::CodeActions(_)) => {
// keymap.add_identifier("menu");
// keymap.add_identifier("showing_code_actions")
// }
// None => {}
// }
// }
// for layer in self.keymap_context_layers.values() {
// keymap.extend(layer);
// }
// if let Some(extension) = self
// .buffer
// .read(cx)
// .as_singleton()
// .and_then(|buffer| buffer.read(cx).file()?.path().extension()?.to_str())
// {
// keymap.add_key("extension", extension.to_string());
// }
// }
// fn text_for_range(&self, range_utf16: Range<usize>, cx: &AppContext) -> Option<String> {
// Some(
// self.buffer
// .read(cx)
// .read(cx)
// .text_for_range(OffsetUtf16(range_utf16.start)..OffsetUtf16(range_utf16.end))
// .collect(),
// )
// }
// fn selected_text_range(&self, cx: &AppContext) -> Option<Range<usize>> {
// // Prevent the IME menu from appearing when holding down an alphabetic key
// // while input is disabled.
// if !self.input_enabled {
// return None;
// }
// let range = self.selections.newest::<OffsetUtf16>(cx).range();
// Some(range.start.0..range.end.0)
// }
// fn marked_text_range(&self, cx: &AppContext) -> Option<Range<usize>> {
// let snapshot = self.buffer.read(cx).read(cx);
// let range = self.text_highlights::<InputComposition>(cx)?.1.get(0)?;
// Some(range.start.to_offset_utf16(&snapshot).0..range.end.to_offset_utf16(&snapshot).0)
// }
// fn unmark_text(&mut self, cx: &mut ViewContext<Self>) {
// self.clear_highlights::<InputComposition>(cx);
// self.ime_transaction.take();
// }
// fn replace_text_in_range(
// &mut self,
// range_utf16: Option<Range<usize>>,
// text: &str,
// cx: &mut ViewContext<Self>,
// ) {
// if !self.input_enabled {
// cx.emit(Event::InputIgnored { text: text.into() });
// return;
// }
// self.transact(cx, |this, cx| {
// let new_selected_ranges = if let Some(range_utf16) = range_utf16 {
// let range_utf16 = OffsetUtf16(range_utf16.start)..OffsetUtf16(range_utf16.end);
// Some(this.selection_replacement_ranges(range_utf16, cx))
// } else {
// this.marked_text_ranges(cx)
// };
// let range_to_replace = new_selected_ranges.as_ref().and_then(|ranges_to_replace| {
// let newest_selection_id = this.selections.newest_anchor().id;
// this.selections
// .all::<OffsetUtf16>(cx)
// .iter()
// .zip(ranges_to_replace.iter())
// .find_map(|(selection, range)| {
// if selection.id == newest_selection_id {
// Some(
// (range.start.0 as isize - selection.head().0 as isize)
// ..(range.end.0 as isize - selection.head().0 as isize),
// )
// } else {
// None
// }
// })
// });
// cx.emit(Event::InputHandled {
// utf16_range_to_replace: range_to_replace,
// text: text.into(),
// });
// if let Some(new_selected_ranges) = new_selected_ranges {
// this.change_selections(None, cx, |selections| {
// selections.select_ranges(new_selected_ranges)
// });
// }
// this.handle_input(text, cx);
// });
// if let Some(transaction) = self.ime_transaction {
// self.buffer.update(cx, |buffer, cx| {
// buffer.group_until_transaction(transaction, cx);
// });
// }
// self.unmark_text(cx);
// }
// fn replace_and_mark_text_in_range(
// &mut self,
// range_utf16: Option<Range<usize>>,
// text: &str,
// new_selected_range_utf16: Option<Range<usize>>,
// cx: &mut ViewContext<Self>,
// ) {
// if !self.input_enabled {
// cx.emit(Event::InputIgnored { text: text.into() });
// return;
// }
// let transaction = self.transact(cx, |this, cx| {
// let ranges_to_replace = if let Some(mut marked_ranges) = this.marked_text_ranges(cx) {
// let snapshot = this.buffer.read(cx).read(cx);
// if let Some(relative_range_utf16) = range_utf16.as_ref() {
// for marked_range in &mut marked_ranges {
// marked_range.end.0 = marked_range.start.0 + relative_range_utf16.end;
// marked_range.start.0 += relative_range_utf16.start;
// marked_range.start =
// snapshot.clip_offset_utf16(marked_range.start, Bias::Left);
// marked_range.end =
// snapshot.clip_offset_utf16(marked_range.end, Bias::Right);
// }
// }
// Some(marked_ranges)
// } else if let Some(range_utf16) = range_utf16 {
// let range_utf16 = OffsetUtf16(range_utf16.start)..OffsetUtf16(range_utf16.end);
// Some(this.selection_replacement_ranges(range_utf16, cx))
// } else {
// None
// };
// let range_to_replace = ranges_to_replace.as_ref().and_then(|ranges_to_replace| {
// let newest_selection_id = this.selections.newest_anchor().id;
// this.selections
// .all::<OffsetUtf16>(cx)
// .iter()
// .zip(ranges_to_replace.iter())
// .find_map(|(selection, range)| {
// if selection.id == newest_selection_id {
// Some(
// (range.start.0 as isize - selection.head().0 as isize)
// ..(range.end.0 as isize - selection.head().0 as isize),
// )
// } else {
// None
// }
// })
// });
// cx.emit(Event::InputHandled {
// utf16_range_to_replace: range_to_replace,
// text: text.into(),
// });
// if let Some(ranges) = ranges_to_replace {
// this.change_selections(None, cx, |s| s.select_ranges(ranges));
// }
// let marked_ranges = {
// let snapshot = this.buffer.read(cx).read(cx);
// this.selections
// .disjoint_anchors()
// .iter()
// .map(|selection| {
// selection.start.bias_left(&*snapshot)..selection.end.bias_right(&*snapshot)
// })
// .collect::<Vec<_>>()
// };
// if text.is_empty() {
// this.unmark_text(cx);
// } else {
// this.highlight_text::<InputComposition>(
// marked_ranges.clone(),
// this.style(cx).composition_mark,
// cx,
// );
// }
// this.handle_input(text, cx);
// if let Some(new_selected_range) = new_selected_range_utf16 {
// let snapshot = this.buffer.read(cx).read(cx);
// let new_selected_ranges = marked_ranges
// .into_iter()
// .map(|marked_range| {
// let insertion_start = marked_range.start.to_offset_utf16(&snapshot).0;
// let new_start = OffsetUtf16(new_selected_range.start + insertion_start);
// let new_end = OffsetUtf16(new_selected_range.end + insertion_start);
// snapshot.clip_offset_utf16(new_start, Bias::Left)
// ..snapshot.clip_offset_utf16(new_end, Bias::Right)
// })
// .collect::<Vec<_>>();
// drop(snapshot);
// this.change_selections(None, cx, |selections| {
// selections.select_ranges(new_selected_ranges)
// });
// }
// });
// self.ime_transaction = self.ime_transaction.or(transaction);
// if let Some(transaction) = self.ime_transaction {
// self.buffer.update(cx, |buffer, cx| {
// buffer.group_until_transaction(transaction, cx);
// });
// }
// if self.text_highlights::<InputComposition>(cx).is_none() {
// self.ime_transaction.take();
// }
// }
// }
// fn build_style(
// settings: &ThemeSettings,
// get_field_editor_theme: Option<&GetFieldEditorTheme>,
// override_text_style: Option<&OverrideTextStyle>,
// cx: &mut AppContext,
// ) -> EditorStyle {
// let font_cache = cx.font_cache();
// let line_height_scalar = settings.line_height();
// let theme_id = settings.theme.meta.id;
// let mut theme = settings.theme.editor.clone();
// let mut style = if let Some(get_field_editor_theme) = get_field_editor_theme {
// let field_editor_theme = get_field_editor_theme(&settings.theme);
// theme.text_color = field_editor_theme.text.color;
// theme.selection = field_editor_theme.selection;
// theme.background = field_editor_theme
// .container
// .background_color
// .unwrap_or_default();
// EditorStyle {
// text: field_editor_theme.text,
// placeholder_text: field_editor_theme.placeholder_text,
// line_height_scalar,
// theme,
// theme_id,
// }
// } else {
// todo!();
// // let font_family_id = settings.buffer_font_family;
// // let font_family_name = cx.font_cache().family_name(font_family_id).unwrap();
// // let font_properties = Default::default();
// // let font_id = font_cache
// // .select_font(font_family_id, &font_properties)
// // .unwrap();
// // let font_size = settings.buffer_font_size(cx);
// // EditorStyle {
// // text: TextStyle {
// // color: settings.theme.editor.text_color,
// // font_family_name,
// // font_family_id,
// // font_id,
// // font_size,
// // font_properties,
// // underline: Default::default(),
// // soft_wrap: false,
// // },
// // placeholder_text: None,
// // line_height_scalar,
// // theme,
// // theme_id,
// // }
// };
// if let Some(highlight_style) = override_text_style.and_then(|build_style| build_style(&style)) {
// if let Some(highlighted) = style
// .text
// .clone()
// .highlight(highlight_style, font_cache)
// .log_err()
// {
// style.text = highlighted;
// }
// }
// style
// }
trait SelectionExt {
fn offset_range(&self, buffer: &MultiBufferSnapshot) -> Range<usize>;
fn point_range(&self, buffer: &MultiBufferSnapshot) -> Range<Point>;
fn display_range(&self, map: &DisplaySnapshot) -> Range<DisplayPoint>;
fn spanned_rows(&self, include_end_if_at_line_start: bool, map: &DisplaySnapshot)
-> Range<u32>;
}
impl<T: ToPoint + ToOffset> SelectionExt for Selection<T> {
fn point_range(&self, buffer: &MultiBufferSnapshot) -> Range<Point> {
let start = self.start.to_point(buffer);
let end = self.end.to_point(buffer);
if self.reversed {
end..start
} else {
start..end
}
}
fn offset_range(&self, buffer: &MultiBufferSnapshot) -> Range<usize> {
let start = self.start.to_offset(buffer);
let end = self.end.to_offset(buffer);
if self.reversed {
end..start
} else {
start..end
}
}
fn display_range(&self, map: &DisplaySnapshot) -> Range<DisplayPoint> {
let start = self
.start
.to_point(&map.buffer_snapshot)
.to_display_point(map);
let end = self
.end
.to_point(&map.buffer_snapshot)
.to_display_point(map);
if self.reversed {
end..start
} else {
start..end
}
}
fn spanned_rows(
&self,
include_end_if_at_line_start: bool,
map: &DisplaySnapshot,
) -> Range<u32> {
let start = self.start.to_point(&map.buffer_snapshot);
let mut end = self.end.to_point(&map.buffer_snapshot);
if !include_end_if_at_line_start && start.row != end.row && end.column == 0 {
end.row -= 1;
}
let buffer_start = map.prev_line_boundary(start).0;
let buffer_end = map.next_line_boundary(end).0;
buffer_start.row..buffer_end.row + 1
}
}
impl<T: InvalidationRegion> InvalidationStack<T> {
fn invalidate<S>(&mut self, selections: &[Selection<S>], buffer: &MultiBufferSnapshot)
where
S: Clone + ToOffset,
{
while let Some(region) = self.last() {
let all_selections_inside_invalidation_ranges =
if selections.len() == region.ranges().len() {
selections
.iter()
.zip(region.ranges().iter().map(|r| r.to_offset(buffer)))
.all(|(selection, invalidation_range)| {
let head = selection.head().to_offset(buffer);
invalidation_range.start <= head && invalidation_range.end >= head
})
} else {
false
};
if all_selections_inside_invalidation_ranges {
break;
} else {
self.pop();
}
}
}
}
impl<T> Default for InvalidationStack<T> {
fn default() -> Self {
Self(Default::default())
}
}
impl<T> Deref for InvalidationStack<T> {
type Target = Vec<T>;
fn deref(&self) -> &Self::Target {
&self.0
}
}
impl<T> DerefMut for InvalidationStack<T> {
fn deref_mut(&mut self) -> &mut Self::Target {
&mut self.0
}
}
impl InvalidationRegion for SnippetState {
fn ranges(&self) -> &[Range<Anchor>] {
&self.ranges[self.active_index]
}
}
// impl Deref for EditorStyle {
// type Target = theme::Editor;
// fn deref(&self) -> &Self::Target {
// &self.theme
// }
// }
pub fn diagnostic_block_renderer(diagnostic: Diagnostic, is_valid: bool) -> RenderBlock {
let mut highlighted_lines = Vec::new();
for (index, line) in diagnostic.message.lines().enumerate() {
let line = match &diagnostic.source {
Some(source) if index == 0 => {
let source_highlight = Vec::from_iter(0..source.len());
highlight_diagnostic_message(source_highlight, &format!("{source}: {line}"))
}
_ => highlight_diagnostic_message(Vec::new(), line),
};
highlighted_lines.push(line);
}
let message = diagnostic.message;
Arc::new(move |cx: &mut BlockContext| {
todo!()
// let message = message.clone();
// let settings = ThemeSettings::get_global(cx);
// let tooltip_style = settings.theme.tooltip.clone();
// let theme = &settings.theme.editor;
// let style = diagnostic_style(diagnostic.severity, is_valid, theme);
// let font_size = (style.text_scale_factor * settings.buffer_font_size(cx)).round();
// let anchor_x = cx.anchor_x;
// enum BlockContextToolip {}
// MouseEventHandler::new::<BlockContext, _>(cx.block_id, cx, |_, _| {
// Flex::column()
// .with_children(highlighted_lines.iter().map(|(line, highlights)| {
// Label::new(
// line.clone(),
// style.message.clone().with_font_size(font_size),
// )
// .with_highlights(highlights.clone())
// .contained()
// .with_margin_left(anchor_x)
// }))
// .aligned()
// .left()
// .into_any()
// })
// .with_cursor_style(CursorStyle::PointingHand)
// .on_click(MouseButton::Left, move |_, _, cx| {
// cx.write_to_clipboard(ClipboardItem::new(message.clone()));
// })
// // We really need to rethink this ID system...
// .with_tooltip::<BlockContextToolip>(
// cx.block_id,
// "Copy diagnostic message",
// None,
// tooltip_style,
// cx,
// )
// .into_any()
})
}
pub fn highlight_diagnostic_message(
initial_highlights: Vec<usize>,
message: &str,
) -> (String, Vec<usize>) {
let mut message_without_backticks = String::new();
let mut prev_offset = 0;
let mut inside_block = false;
let mut highlights = initial_highlights;
for (match_ix, (offset, _)) in message
.match_indices('`')
.chain([(message.len(), "")])
.enumerate()
{
message_without_backticks.push_str(&message[prev_offset..offset]);
if inside_block {
highlights.extend(prev_offset - match_ix..offset - match_ix);
}
inside_block = !inside_block;
prev_offset = offset + 1;
}
(message_without_backticks, highlights)
}
// pub fn diagnostic_style(
// severity: DiagnosticSeverity,
// valid: bool,
// theme: &theme::Editor,
// ) -> DiagnosticStyle {
// match (severity, valid) {
// (DiagnosticSeverity::ERROR, true) => theme.error_diagnostic.clone(),
// (DiagnosticSeverity::ERROR, false) => theme.invalid_error_diagnostic.clone(),
// (DiagnosticSeverity::WARNING, true) => theme.warning_diagnostic.clone(),
// (DiagnosticSeverity::WARNING, false) => theme.invalid_warning_diagnostic.clone(),
// (DiagnosticSeverity::INFORMATION, true) => theme.information_diagnostic.clone(),
// (DiagnosticSeverity::INFORMATION, false) => theme.invalid_information_diagnostic.clone(),
// (DiagnosticSeverity::HINT, true) => theme.hint_diagnostic.clone(),
// (DiagnosticSeverity::HINT, false) => theme.invalid_hint_diagnostic.clone(),
// _ => theme.invalid_hint_diagnostic.clone(),
// }
// }
// pub fn combine_syntax_and_fuzzy_match_highlights(
// text: &str,
// default_style: HighlightStyle,
// syntax_ranges: impl Iterator<Item = (Range<usize>, HighlightStyle)>,
// match_indices: &[usize],
// ) -> Vec<(Range<usize>, HighlightStyle)> {
// let mut result = Vec::new();
// let mut match_indices = match_indices.iter().copied().peekable();
// for (range, mut syntax_highlight) in syntax_ranges.chain([(usize::MAX..0, Default::default())])
// {
// syntax_highlight.weight = None;
// // Add highlights for any fuzzy match characters before the next
// // syntax highlight range.
// while let Some(&match_index) = match_indices.peek() {
// if match_index >= range.start {
// break;
// }
// match_indices.next();
// let end_index = char_ix_after(match_index, text);
// let mut match_style = default_style;
// match_style.weight = Some(FontWeight::BOLD);
// result.push((match_index..end_index, match_style));
// }
// if range.start == usize::MAX {
// break;
// }
// // Add highlights for any fuzzy match characters within the
// // syntax highlight range.
// let mut offset = range.start;
// while let Some(&match_index) = match_indices.peek() {
// if match_index >= range.end {
// break;
// }
// match_indices.next();
// if match_index > offset {
// result.push((offset..match_index, syntax_highlight));
// }
// let mut end_index = char_ix_after(match_index, text);
// while let Some(&next_match_index) = match_indices.peek() {
// if next_match_index == end_index && next_match_index < range.end {
// end_index = char_ix_after(next_match_index, text);
// match_indices.next();
// } else {
// break;
// }
// }
// let mut match_style = syntax_highlight;
// match_style.weight = Some(FontWeight::BOLD);
// result.push((match_index..end_index, match_style));
// offset = end_index;
// }
// if offset < range.end {
// result.push((offset..range.end, syntax_highlight));
// }
// }
// fn char_ix_after(ix: usize, text: &str) -> usize {
// ix + text[ix..].chars().next().unwrap().len_utf8()
// }
// result
// }
// pub fn styled_runs_for_code_label<'a>(
// label: &'a CodeLabel,
// syntax_theme: &'a theme::SyntaxTheme,
// ) -> impl 'a + Iterator<Item = (Range<usize>, HighlightStyle)> {
// let fade_out = HighlightStyle {
// fade_out: Some(0.35),
// ..Default::default()
// };
// let mut prev_end = label.filter_range.end;
// label
// .runs
// .iter()
// .enumerate()
// .flat_map(move |(ix, (range, highlight_id))| {
// let style = if let Some(style) = highlight_id.style(syntax_theme) {
// style
// } else {
// return Default::default();
// };
// let mut muted_style = style;
// muted_style.highlight(fade_out);
// let mut runs = SmallVec::<[(Range<usize>, HighlightStyle); 3]>::new();
// if range.start >= label.filter_range.end {
// if range.start > prev_end {
// runs.push((prev_end..range.start, fade_out));
// }
// runs.push((range.clone(), muted_style));
// } else if range.end <= label.filter_range.end {
// runs.push((range.clone(), style));
// } else {
// runs.push((range.start..label.filter_range.end, style));
// runs.push((label.filter_range.end..range.end, muted_style));
// }
// prev_end = cmp::max(prev_end, range.end);
// if ix + 1 == label.runs.len() && label.text.len() > prev_end {
// runs.push((prev_end..label.text.len(), fade_out));
// }
// runs
// })
pub fn split_words<'a>(text: &'a str) -> impl std::iter::Iterator<Item = &'a str> + 'a {
let mut index = 0;
let mut codepoints = text.char_indices().peekable();
std::iter::from_fn(move || {
let start_index = index;
while let Some((new_index, codepoint)) = codepoints.next() {
index = new_index + codepoint.len_utf8();
let current_upper = codepoint.is_uppercase();
let next_upper = codepoints
.peek()
.map(|(_, c)| c.is_uppercase())
.unwrap_or(false);
if !current_upper && next_upper {
return Some(&text[start_index..index]);
}
}
index = text.len();
if start_index < text.len() {
return Some(&text[start_index..]);
}
None
})
.flat_map(|word| word.split_inclusive('_'))
.flat_map(|word| word.split_inclusive('-'))
}
trait RangeToAnchorExt {
fn to_anchors(self, snapshot: &MultiBufferSnapshot) -> Range<Anchor>;
}
impl<T: ToOffset> RangeToAnchorExt for Range<T> {
fn to_anchors(self, snapshot: &MultiBufferSnapshot) -> Range<Anchor> {
snapshot.anchor_after(self.start)..snapshot.anchor_before(self.end)
}
}
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