103ad635d9
A preparation for https://github.com/zed-industries/zed/issues/4957 that pushes all LSP-related data out from the basic completion item, so that it's possible to create completion items without any trace of LSP clearly. Release Notes: - N/A
1047 lines
38 KiB
Rust
1047 lines
38 KiB
Rust
use fuzzy::{StringMatch, StringMatchCandidate};
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use gpui::{
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div, px, uniform_list, AnyElement, BackgroundExecutor, Div, Entity, Focusable, FontWeight,
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ListSizingBehavior, ScrollStrategy, SharedString, Size, StrikethroughStyle, StyledText,
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UniformListScrollHandle,
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};
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use language::Buffer;
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use language::CodeLabel;
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use markdown::Markdown;
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use multi_buffer::{Anchor, ExcerptId};
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use ordered_float::OrderedFloat;
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use project::lsp_store::CompletionDocumentation;
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use project::CompletionSource;
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use project::{CodeAction, Completion, TaskSourceKind};
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use std::{
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cell::RefCell,
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cmp::{min, Reverse},
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iter,
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ops::Range,
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rc::Rc,
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};
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use task::ResolvedTask;
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use ui::{prelude::*, Color, IntoElement, ListItem, Pixels, Popover, Styled};
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use util::ResultExt;
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use crate::hover_popover::{hover_markdown_style, open_markdown_url};
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use crate::{
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actions::{ConfirmCodeAction, ConfirmCompletion},
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split_words, styled_runs_for_code_label, CodeActionProvider, CompletionId, CompletionProvider,
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DisplayRow, Editor, EditorStyle, ResolvedTasks,
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};
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pub const MENU_GAP: Pixels = px(4.);
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pub const MENU_ASIDE_X_PADDING: Pixels = px(16.);
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pub const MENU_ASIDE_MIN_WIDTH: Pixels = px(260.);
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pub const MENU_ASIDE_MAX_WIDTH: Pixels = px(500.);
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pub enum CodeContextMenu {
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Completions(CompletionsMenu),
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CodeActions(CodeActionsMenu),
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}
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impl CodeContextMenu {
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pub fn select_first(
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&mut self,
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provider: Option<&dyn CompletionProvider>,
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cx: &mut Context<Editor>,
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) -> bool {
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if self.visible() {
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match self {
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CodeContextMenu::Completions(menu) => menu.select_first(provider, cx),
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CodeContextMenu::CodeActions(menu) => menu.select_first(cx),
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}
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true
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} else {
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false
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}
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}
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pub fn select_prev(
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&mut self,
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provider: Option<&dyn CompletionProvider>,
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cx: &mut Context<Editor>,
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) -> bool {
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if self.visible() {
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match self {
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CodeContextMenu::Completions(menu) => menu.select_prev(provider, cx),
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CodeContextMenu::CodeActions(menu) => menu.select_prev(cx),
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}
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true
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} else {
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false
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}
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}
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pub fn select_next(
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&mut self,
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provider: Option<&dyn CompletionProvider>,
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cx: &mut Context<Editor>,
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) -> bool {
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if self.visible() {
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match self {
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CodeContextMenu::Completions(menu) => menu.select_next(provider, cx),
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CodeContextMenu::CodeActions(menu) => menu.select_next(cx),
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}
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true
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} else {
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false
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}
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}
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pub fn select_last(
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&mut self,
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provider: Option<&dyn CompletionProvider>,
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cx: &mut Context<Editor>,
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) -> bool {
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if self.visible() {
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match self {
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CodeContextMenu::Completions(menu) => menu.select_last(provider, cx),
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CodeContextMenu::CodeActions(menu) => menu.select_last(cx),
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}
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true
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} else {
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false
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}
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}
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pub fn visible(&self) -> bool {
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match self {
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CodeContextMenu::Completions(menu) => menu.visible(),
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CodeContextMenu::CodeActions(menu) => menu.visible(),
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}
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}
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pub fn origin(&self) -> ContextMenuOrigin {
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match self {
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CodeContextMenu::Completions(menu) => menu.origin(),
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CodeContextMenu::CodeActions(menu) => menu.origin(),
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}
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}
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pub fn render(
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&self,
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style: &EditorStyle,
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max_height_in_lines: u32,
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y_flipped: bool,
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window: &mut Window,
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cx: &mut Context<Editor>,
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) -> AnyElement {
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match self {
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CodeContextMenu::Completions(menu) => {
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menu.render(style, max_height_in_lines, y_flipped, window, cx)
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}
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CodeContextMenu::CodeActions(menu) => {
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menu.render(style, max_height_in_lines, y_flipped, window, cx)
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}
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}
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}
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pub fn render_aside(
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&mut self,
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editor: &Editor,
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max_size: Size<Pixels>,
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window: &mut Window,
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cx: &mut Context<Editor>,
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) -> Option<AnyElement> {
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match self {
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CodeContextMenu::Completions(menu) => menu.render_aside(editor, max_size, window, cx),
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CodeContextMenu::CodeActions(_) => None,
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}
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}
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pub fn focused(&self, window: &mut Window, cx: &mut Context<Editor>) -> bool {
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match self {
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CodeContextMenu::Completions(completions_menu) => completions_menu
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.markdown_element
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.as_ref()
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.is_some_and(|markdown| markdown.focus_handle(cx).contains_focused(window, cx)),
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CodeContextMenu::CodeActions(_) => false,
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}
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}
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}
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pub enum ContextMenuOrigin {
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Cursor,
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GutterIndicator(DisplayRow),
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}
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#[derive(Clone, Debug)]
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pub struct CompletionsMenu {
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pub id: CompletionId,
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sort_completions: bool,
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pub initial_position: Anchor,
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pub buffer: Entity<Buffer>,
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pub completions: Rc<RefCell<Box<[Completion]>>>,
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match_candidates: Rc<[StringMatchCandidate]>,
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pub entries: Rc<RefCell<Vec<StringMatch>>>,
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pub selected_item: usize,
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scroll_handle: UniformListScrollHandle,
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resolve_completions: bool,
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show_completion_documentation: bool,
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last_rendered_range: Rc<RefCell<Option<Range<usize>>>>,
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markdown_element: Option<Entity<Markdown>>,
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}
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impl CompletionsMenu {
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pub fn new(
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id: CompletionId,
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sort_completions: bool,
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show_completion_documentation: bool,
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initial_position: Anchor,
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buffer: Entity<Buffer>,
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completions: Box<[Completion]>,
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) -> Self {
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let match_candidates = completions
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.iter()
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.enumerate()
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.map(|(id, completion)| StringMatchCandidate::new(id, &completion.label.filter_text()))
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.collect();
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Self {
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id,
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sort_completions,
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initial_position,
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buffer,
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show_completion_documentation,
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completions: RefCell::new(completions).into(),
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match_candidates,
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entries: RefCell::new(Vec::new()).into(),
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selected_item: 0,
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scroll_handle: UniformListScrollHandle::new(),
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resolve_completions: true,
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last_rendered_range: RefCell::new(None).into(),
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markdown_element: None,
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}
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}
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pub fn new_snippet_choices(
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id: CompletionId,
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sort_completions: bool,
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choices: &Vec<String>,
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selection: Range<Anchor>,
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buffer: Entity<Buffer>,
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) -> Self {
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let completions = choices
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.iter()
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.map(|choice| Completion {
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old_range: selection.start.text_anchor..selection.end.text_anchor,
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new_text: choice.to_string(),
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label: CodeLabel {
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text: choice.to_string(),
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runs: Default::default(),
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filter_range: Default::default(),
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},
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documentation: None,
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confirm: None,
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source: CompletionSource::Custom,
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})
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.collect();
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let match_candidates = choices
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.iter()
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.enumerate()
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.map(|(id, completion)| StringMatchCandidate::new(id, &completion))
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.collect();
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let entries = choices
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.iter()
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.enumerate()
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.map(|(id, completion)| StringMatch {
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candidate_id: id,
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score: 1.,
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positions: vec![],
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string: completion.clone(),
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})
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.collect::<Vec<_>>();
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Self {
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id,
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sort_completions,
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initial_position: selection.start,
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buffer,
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completions: RefCell::new(completions).into(),
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match_candidates,
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entries: RefCell::new(entries).into(),
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selected_item: 0,
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scroll_handle: UniformListScrollHandle::new(),
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resolve_completions: false,
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show_completion_documentation: false,
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last_rendered_range: RefCell::new(None).into(),
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markdown_element: None,
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}
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}
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fn select_first(
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&mut self,
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provider: Option<&dyn CompletionProvider>,
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cx: &mut Context<Editor>,
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) {
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let index = if self.scroll_handle.y_flipped() {
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self.entries.borrow().len() - 1
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} else {
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0
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};
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self.update_selection_index(index, provider, cx);
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}
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fn select_last(&mut self, provider: Option<&dyn CompletionProvider>, cx: &mut Context<Editor>) {
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let index = if self.scroll_handle.y_flipped() {
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0
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} else {
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self.entries.borrow().len() - 1
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};
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self.update_selection_index(index, provider, cx);
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}
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fn select_prev(&mut self, provider: Option<&dyn CompletionProvider>, cx: &mut Context<Editor>) {
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let index = if self.scroll_handle.y_flipped() {
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self.next_match_index()
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} else {
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self.prev_match_index()
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};
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self.update_selection_index(index, provider, cx);
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}
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fn select_next(&mut self, provider: Option<&dyn CompletionProvider>, cx: &mut Context<Editor>) {
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let index = if self.scroll_handle.y_flipped() {
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self.prev_match_index()
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} else {
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self.next_match_index()
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};
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self.update_selection_index(index, provider, cx);
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}
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fn update_selection_index(
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&mut self,
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match_index: usize,
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provider: Option<&dyn CompletionProvider>,
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cx: &mut Context<Editor>,
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) {
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if self.selected_item != match_index {
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self.selected_item = match_index;
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self.scroll_handle
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.scroll_to_item(self.selected_item, ScrollStrategy::Top);
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self.resolve_visible_completions(provider, cx);
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cx.notify();
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}
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}
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fn prev_match_index(&self) -> usize {
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if self.selected_item > 0 {
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self.selected_item - 1
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} else {
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self.entries.borrow().len() - 1
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}
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}
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fn next_match_index(&self) -> usize {
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if self.selected_item + 1 < self.entries.borrow().len() {
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self.selected_item + 1
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} else {
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0
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}
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}
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pub fn resolve_visible_completions(
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&mut self,
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provider: Option<&dyn CompletionProvider>,
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cx: &mut Context<Editor>,
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) {
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if !self.resolve_completions {
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return;
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}
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let Some(provider) = provider else {
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return;
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};
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// Attempt to resolve completions for every item that will be displayed. This matters
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// because single line documentation may be displayed inline with the completion.
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//
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// When navigating to the very beginning or end of completions, `last_rendered_range` may
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// have no overlap with the completions that will be displayed, so instead use a range based
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// on the last rendered count.
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const APPROXIMATE_VISIBLE_COUNT: usize = 12;
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let last_rendered_range = self.last_rendered_range.borrow().clone();
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let visible_count = last_rendered_range
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.clone()
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.map_or(APPROXIMATE_VISIBLE_COUNT, |range| range.count());
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let entries = self.entries.borrow();
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let entry_range = if self.selected_item == 0 {
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0..min(visible_count, entries.len())
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} else if self.selected_item == entries.len() - 1 {
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entries.len().saturating_sub(visible_count)..entries.len()
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} else {
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last_rendered_range.map_or(0..0, |range| {
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min(range.start, entries.len())..min(range.end, entries.len())
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})
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};
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// Expand the range to resolve more completions than are predicted to be visible, to reduce
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// jank on navigation.
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const EXTRA_TO_RESOLVE: usize = 4;
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let entry_indices = util::iterate_expanded_and_wrapped_usize_range(
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entry_range.clone(),
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EXTRA_TO_RESOLVE,
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EXTRA_TO_RESOLVE,
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entries.len(),
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);
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// Avoid work by sometimes filtering out completions that already have documentation.
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// This filtering doesn't happen if the completions are currently being updated.
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let completions = self.completions.borrow();
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let candidate_ids = entry_indices
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.map(|i| entries[i].candidate_id)
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.filter(|i| completions[*i].documentation.is_none());
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// Current selection is always resolved even if it already has documentation, to handle
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// out-of-spec language servers that return more results later.
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let selected_candidate_id = entries[self.selected_item].candidate_id;
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let candidate_ids = iter::once(selected_candidate_id)
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.chain(candidate_ids.filter(|id| *id != selected_candidate_id))
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.collect::<Vec<usize>>();
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drop(entries);
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if candidate_ids.is_empty() {
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return;
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}
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let resolve_task = provider.resolve_completions(
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self.buffer.clone(),
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candidate_ids,
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self.completions.clone(),
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cx,
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);
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cx.spawn(move |editor, mut cx| async move {
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if let Some(true) = resolve_task.await.log_err() {
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editor.update(&mut cx, |_, cx| cx.notify()).ok();
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}
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})
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.detach();
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}
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pub fn visible(&self) -> bool {
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!self.entries.borrow().is_empty()
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}
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fn origin(&self) -> ContextMenuOrigin {
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ContextMenuOrigin::Cursor
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}
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fn render(
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&self,
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style: &EditorStyle,
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max_height_in_lines: u32,
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y_flipped: bool,
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window: &mut Window,
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cx: &mut Context<Editor>,
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) -> AnyElement {
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let completions = self.completions.borrow_mut();
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let show_completion_documentation = self.show_completion_documentation;
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let widest_completion_ix = self
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.entries
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.borrow()
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.iter()
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.enumerate()
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.max_by_key(|(_, mat)| {
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let completion = &completions[mat.candidate_id];
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let documentation = &completion.documentation;
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let mut len = completion.label.text.chars().count();
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if let Some(CompletionDocumentation::SingleLine(text)) = documentation {
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if show_completion_documentation {
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len += text.chars().count();
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}
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}
|
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|
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len
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})
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.map(|(ix, _)| ix);
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drop(completions);
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|
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let selected_item = self.selected_item;
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let completions = self.completions.clone();
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let entries = self.entries.clone();
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let last_rendered_range = self.last_rendered_range.clone();
|
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let style = style.clone();
|
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let list = uniform_list(
|
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cx.entity().clone(),
|
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"completions",
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self.entries.borrow().len(),
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move |_editor, range, _window, cx| {
|
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last_rendered_range.borrow_mut().replace(range.clone());
|
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let start_ix = range.start;
|
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let completions_guard = completions.borrow_mut();
|
|
|
|
entries.borrow()[range]
|
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.iter()
|
|
.enumerate()
|
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.map(|(ix, mat)| {
|
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let item_ix = start_ix + ix;
|
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let completion = &completions_guard[mat.candidate_id];
|
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let documentation = if show_completion_documentation {
|
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&completion.documentation
|
|
} else {
|
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&None
|
|
};
|
|
|
|
let filter_start = completion.label.filter_range.start;
|
|
let highlights = gpui::combine_highlights(
|
|
mat.ranges().map(|range| {
|
|
(
|
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filter_start + range.start..filter_start + range.end,
|
|
FontWeight::BOLD.into(),
|
|
)
|
|
}),
|
|
styled_runs_for_code_label(&completion.label, &style.syntax).map(
|
|
|(range, mut highlight)| {
|
|
// Ignore font weight for syntax highlighting, as we'll use it
|
|
// for fuzzy matches.
|
|
highlight.font_weight = None;
|
|
if completion
|
|
.source
|
|
.lsp_completion()
|
|
.and_then(|lsp_completion| lsp_completion.deprecated)
|
|
.unwrap_or(false)
|
|
{
|
|
highlight.strikethrough = Some(StrikethroughStyle {
|
|
thickness: 1.0.into(),
|
|
..Default::default()
|
|
});
|
|
highlight.color = Some(cx.theme().colors().text_muted);
|
|
}
|
|
|
|
(range, highlight)
|
|
},
|
|
),
|
|
);
|
|
|
|
let completion_label = StyledText::new(completion.label.text.clone())
|
|
.with_default_highlights(&style.text, highlights);
|
|
let documentation_label = if let Some(
|
|
CompletionDocumentation::SingleLine(text),
|
|
) = documentation
|
|
{
|
|
if text.trim().is_empty() {
|
|
None
|
|
} else {
|
|
Some(
|
|
Label::new(text.clone())
|
|
.ml_4()
|
|
.size(LabelSize::Small)
|
|
.color(Color::Muted),
|
|
)
|
|
}
|
|
} else {
|
|
None
|
|
};
|
|
let color_swatch = completion
|
|
.color()
|
|
.map(|color| div().size_4().bg(color).rounded_xs());
|
|
|
|
div().min_w(px(280.)).max_w(px(540.)).child(
|
|
ListItem::new(mat.candidate_id)
|
|
.inset(true)
|
|
.toggle_state(item_ix == selected_item)
|
|
.on_click(cx.listener(move |editor, _event, window, cx| {
|
|
cx.stop_propagation();
|
|
if let Some(task) = editor.confirm_completion(
|
|
&ConfirmCompletion {
|
|
item_ix: Some(item_ix),
|
|
},
|
|
window,
|
|
cx,
|
|
) {
|
|
task.detach_and_log_err(cx)
|
|
}
|
|
}))
|
|
.start_slot::<Div>(color_swatch)
|
|
.child(h_flex().overflow_hidden().child(completion_label))
|
|
.end_slot::<Label>(documentation_label),
|
|
)
|
|
})
|
|
.collect()
|
|
},
|
|
)
|
|
.occlude()
|
|
.max_h(max_height_in_lines as f32 * window.line_height())
|
|
.track_scroll(self.scroll_handle.clone())
|
|
.y_flipped(y_flipped)
|
|
.with_width_from_item(widest_completion_ix)
|
|
.with_sizing_behavior(ListSizingBehavior::Infer);
|
|
|
|
Popover::new().child(list).into_any_element()
|
|
}
|
|
|
|
fn render_aside(
|
|
&mut self,
|
|
editor: &Editor,
|
|
max_size: Size<Pixels>,
|
|
window: &mut Window,
|
|
cx: &mut Context<Editor>,
|
|
) -> Option<AnyElement> {
|
|
if !self.show_completion_documentation {
|
|
return None;
|
|
}
|
|
|
|
let mat = &self.entries.borrow()[self.selected_item];
|
|
let multiline_docs = match self.completions.borrow_mut()[mat.candidate_id]
|
|
.documentation
|
|
.as_ref()?
|
|
{
|
|
CompletionDocumentation::MultiLinePlainText(text) => div().child(text.clone()),
|
|
CompletionDocumentation::MultiLineMarkdown(parsed) if !parsed.is_empty() => {
|
|
let markdown = self.markdown_element.get_or_insert_with(|| {
|
|
cx.new(|cx| {
|
|
let languages = editor
|
|
.workspace
|
|
.as_ref()
|
|
.and_then(|(workspace, _)| workspace.upgrade())
|
|
.map(|workspace| workspace.read(cx).app_state().languages.clone());
|
|
let language = editor
|
|
.language_at(self.initial_position, cx)
|
|
.map(|l| l.name().to_proto());
|
|
Markdown::new(
|
|
SharedString::default(),
|
|
hover_markdown_style(window, cx),
|
|
languages,
|
|
language,
|
|
cx,
|
|
)
|
|
.copy_code_block_buttons(false)
|
|
.open_url(open_markdown_url)
|
|
})
|
|
});
|
|
markdown.update(cx, |markdown, cx| {
|
|
markdown.reset(parsed.clone(), cx);
|
|
});
|
|
div().child(markdown.clone())
|
|
}
|
|
CompletionDocumentation::MultiLineMarkdown(_) => return None,
|
|
CompletionDocumentation::SingleLine(_) => return None,
|
|
CompletionDocumentation::Undocumented => return None,
|
|
};
|
|
|
|
Some(
|
|
Popover::new()
|
|
.child(
|
|
multiline_docs
|
|
.id("multiline_docs")
|
|
.px(MENU_ASIDE_X_PADDING / 2.)
|
|
.max_w(max_size.width)
|
|
.max_h(max_size.height)
|
|
.overflow_y_scroll()
|
|
.occlude(),
|
|
)
|
|
.into_any_element(),
|
|
)
|
|
}
|
|
|
|
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.borrow_mut();
|
|
if self.sort_completions {
|
|
matches.sort_unstable_by_key(|mat| {
|
|
// We do want to strike a balance here between what the language server tells us
|
|
// to sort by (the sort_text) and what are "obvious" good matches (i.e. when you type
|
|
// `Creat` and there is a local variable called `CreateComponent`).
|
|
// So what we do is: we bucket all matches into two buckets
|
|
// - Strong matches
|
|
// - Weak matches
|
|
// Strong matches are the ones with a high fuzzy-matcher score (the "obvious" matches)
|
|
// and the Weak matches are the rest.
|
|
//
|
|
// For the strong matches, we sort by our fuzzy-finder score first and for the weak
|
|
// matches, we prefer language-server sort_text first.
|
|
//
|
|
// The thinking behind that: we want to show strong matches first in order of relevance(fuzzy score).
|
|
// Rest of the matches(weak) can be sorted as language-server expects.
|
|
|
|
#[derive(PartialEq, Eq, PartialOrd, Ord)]
|
|
enum MatchScore<'a> {
|
|
Strong {
|
|
score: Reverse<OrderedFloat<f64>>,
|
|
sort_text: Option<&'a str>,
|
|
sort_key: (usize, &'a str),
|
|
},
|
|
Weak {
|
|
sort_text: Option<&'a str>,
|
|
score: Reverse<OrderedFloat<f64>>,
|
|
sort_key: (usize, &'a str),
|
|
},
|
|
}
|
|
|
|
let completion = &completions[mat.candidate_id];
|
|
let sort_key = completion.sort_key();
|
|
let sort_text = completion
|
|
.source
|
|
.lsp_completion()
|
|
.and_then(|lsp_completion| lsp_completion.sort_text.as_deref());
|
|
let score = Reverse(OrderedFloat(mat.score));
|
|
|
|
if mat.score >= 0.2 {
|
|
MatchScore::Strong {
|
|
score,
|
|
sort_text,
|
|
sort_key,
|
|
}
|
|
} else {
|
|
MatchScore::Weak {
|
|
sort_text,
|
|
score,
|
|
sort_key,
|
|
}
|
|
}
|
|
});
|
|
}
|
|
drop(completions);
|
|
|
|
*self.entries.borrow_mut() = matches;
|
|
self.selected_item = 0;
|
|
// This keeps the display consistent when y_flipped.
|
|
self.scroll_handle.scroll_to_item(0, ScrollStrategy::Top);
|
|
}
|
|
}
|
|
|
|
#[derive(Clone)]
|
|
pub struct AvailableCodeAction {
|
|
pub excerpt_id: ExcerptId,
|
|
pub action: CodeAction,
|
|
pub provider: Rc<dyn CodeActionProvider>,
|
|
}
|
|
|
|
#[derive(Clone)]
|
|
pub struct CodeActionContents {
|
|
pub tasks: Option<Rc<ResolvedTasks>>,
|
|
pub actions: Option<Rc<[AvailableCodeAction]>>,
|
|
}
|
|
|
|
impl CodeActionContents {
|
|
fn len(&self) -> usize {
|
|
match (&self.tasks, &self.actions) {
|
|
(Some(tasks), Some(actions)) => actions.len() + tasks.templates.len(),
|
|
(Some(tasks), None) => tasks.templates.len(),
|
|
(None, Some(actions)) => actions.len(),
|
|
(None, None) => 0,
|
|
}
|
|
}
|
|
|
|
fn is_empty(&self) -> bool {
|
|
match (&self.tasks, &self.actions) {
|
|
(Some(tasks), Some(actions)) => actions.is_empty() && tasks.templates.is_empty(),
|
|
(Some(tasks), None) => tasks.templates.is_empty(),
|
|
(None, Some(actions)) => actions.is_empty(),
|
|
(None, None) => true,
|
|
}
|
|
}
|
|
|
|
fn iter(&self) -> impl Iterator<Item = CodeActionsItem> + '_ {
|
|
self.tasks
|
|
.iter()
|
|
.flat_map(|tasks| {
|
|
tasks
|
|
.templates
|
|
.iter()
|
|
.map(|(kind, task)| CodeActionsItem::Task(kind.clone(), task.clone()))
|
|
})
|
|
.chain(self.actions.iter().flat_map(|actions| {
|
|
actions.iter().map(|available| CodeActionsItem::CodeAction {
|
|
excerpt_id: available.excerpt_id,
|
|
action: available.action.clone(),
|
|
provider: available.provider.clone(),
|
|
})
|
|
}))
|
|
}
|
|
|
|
pub fn get(&self, index: usize) -> Option<CodeActionsItem> {
|
|
match (&self.tasks, &self.actions) {
|
|
(Some(tasks), Some(actions)) => {
|
|
if index < tasks.templates.len() {
|
|
tasks
|
|
.templates
|
|
.get(index)
|
|
.cloned()
|
|
.map(|(kind, task)| CodeActionsItem::Task(kind, task))
|
|
} else {
|
|
actions.get(index - tasks.templates.len()).map(|available| {
|
|
CodeActionsItem::CodeAction {
|
|
excerpt_id: available.excerpt_id,
|
|
action: available.action.clone(),
|
|
provider: available.provider.clone(),
|
|
}
|
|
})
|
|
}
|
|
}
|
|
(Some(tasks), None) => tasks
|
|
.templates
|
|
.get(index)
|
|
.cloned()
|
|
.map(|(kind, task)| CodeActionsItem::Task(kind, task)),
|
|
(None, Some(actions)) => {
|
|
actions
|
|
.get(index)
|
|
.map(|available| CodeActionsItem::CodeAction {
|
|
excerpt_id: available.excerpt_id,
|
|
action: available.action.clone(),
|
|
provider: available.provider.clone(),
|
|
})
|
|
}
|
|
(None, None) => None,
|
|
}
|
|
}
|
|
}
|
|
|
|
#[allow(clippy::large_enum_variant)]
|
|
#[derive(Clone)]
|
|
pub enum CodeActionsItem {
|
|
Task(TaskSourceKind, ResolvedTask),
|
|
CodeAction {
|
|
excerpt_id: ExcerptId,
|
|
action: CodeAction,
|
|
provider: Rc<dyn CodeActionProvider>,
|
|
},
|
|
}
|
|
|
|
impl CodeActionsItem {
|
|
fn as_task(&self) -> Option<&ResolvedTask> {
|
|
let Self::Task(_, task) = self else {
|
|
return None;
|
|
};
|
|
Some(task)
|
|
}
|
|
|
|
fn as_code_action(&self) -> Option<&CodeAction> {
|
|
let Self::CodeAction { action, .. } = self else {
|
|
return None;
|
|
};
|
|
Some(action)
|
|
}
|
|
|
|
pub fn label(&self) -> String {
|
|
match self {
|
|
Self::CodeAction { action, .. } => action.lsp_action.title().to_owned(),
|
|
Self::Task(_, task) => task.resolved_label.clone(),
|
|
}
|
|
}
|
|
}
|
|
|
|
pub struct CodeActionsMenu {
|
|
pub actions: CodeActionContents,
|
|
pub buffer: Entity<Buffer>,
|
|
pub selected_item: usize,
|
|
pub scroll_handle: UniformListScrollHandle,
|
|
pub deployed_from_indicator: Option<DisplayRow>,
|
|
}
|
|
|
|
impl CodeActionsMenu {
|
|
fn select_first(&mut self, cx: &mut Context<Editor>) {
|
|
self.selected_item = if self.scroll_handle.y_flipped() {
|
|
self.actions.len() - 1
|
|
} else {
|
|
0
|
|
};
|
|
self.scroll_handle
|
|
.scroll_to_item(self.selected_item, ScrollStrategy::Top);
|
|
cx.notify()
|
|
}
|
|
|
|
fn select_last(&mut self, cx: &mut Context<Editor>) {
|
|
self.selected_item = if self.scroll_handle.y_flipped() {
|
|
0
|
|
} else {
|
|
self.actions.len() - 1
|
|
};
|
|
self.scroll_handle
|
|
.scroll_to_item(self.selected_item, ScrollStrategy::Top);
|
|
cx.notify()
|
|
}
|
|
|
|
fn select_prev(&mut self, cx: &mut Context<Editor>) {
|
|
self.selected_item = if self.scroll_handle.y_flipped() {
|
|
self.next_match_index()
|
|
} else {
|
|
self.prev_match_index()
|
|
};
|
|
self.scroll_handle
|
|
.scroll_to_item(self.selected_item, ScrollStrategy::Top);
|
|
cx.notify();
|
|
}
|
|
|
|
fn select_next(&mut self, cx: &mut Context<Editor>) {
|
|
self.selected_item = if self.scroll_handle.y_flipped() {
|
|
self.prev_match_index()
|
|
} else {
|
|
self.next_match_index()
|
|
};
|
|
self.scroll_handle
|
|
.scroll_to_item(self.selected_item, ScrollStrategy::Top);
|
|
cx.notify();
|
|
}
|
|
|
|
fn prev_match_index(&self) -> usize {
|
|
if self.selected_item > 0 {
|
|
self.selected_item - 1
|
|
} else {
|
|
self.actions.len() - 1
|
|
}
|
|
}
|
|
|
|
fn next_match_index(&self) -> usize {
|
|
if self.selected_item + 1 < self.actions.len() {
|
|
self.selected_item + 1
|
|
} else {
|
|
0
|
|
}
|
|
}
|
|
|
|
fn visible(&self) -> bool {
|
|
!self.actions.is_empty()
|
|
}
|
|
|
|
fn origin(&self) -> ContextMenuOrigin {
|
|
if let Some(row) = self.deployed_from_indicator {
|
|
ContextMenuOrigin::GutterIndicator(row)
|
|
} else {
|
|
ContextMenuOrigin::Cursor
|
|
}
|
|
}
|
|
|
|
fn render(
|
|
&self,
|
|
_style: &EditorStyle,
|
|
max_height_in_lines: u32,
|
|
y_flipped: bool,
|
|
window: &mut Window,
|
|
cx: &mut Context<Editor>,
|
|
) -> AnyElement {
|
|
let actions = self.actions.clone();
|
|
let selected_item = self.selected_item;
|
|
let list = uniform_list(
|
|
cx.entity().clone(),
|
|
"code_actions_menu",
|
|
self.actions.len(),
|
|
move |_this, range, _, cx| {
|
|
actions
|
|
.iter()
|
|
.skip(range.start)
|
|
.take(range.end - range.start)
|
|
.enumerate()
|
|
.map(|(ix, action)| {
|
|
let item_ix = range.start + ix;
|
|
let selected = item_ix == selected_item;
|
|
let colors = cx.theme().colors();
|
|
div().min_w(px(220.)).max_w(px(540.)).child(
|
|
ListItem::new(item_ix)
|
|
.inset(true)
|
|
.toggle_state(selected)
|
|
.when_some(action.as_code_action(), |this, action| {
|
|
this.on_click(cx.listener(move |editor, _, window, cx| {
|
|
cx.stop_propagation();
|
|
if let Some(task) = editor.confirm_code_action(
|
|
&ConfirmCodeAction {
|
|
item_ix: Some(item_ix),
|
|
},
|
|
window,
|
|
cx,
|
|
) {
|
|
task.detach_and_log_err(cx)
|
|
}
|
|
}))
|
|
.child(
|
|
h_flex()
|
|
.overflow_hidden()
|
|
.child(
|
|
// TASK: It would be good to make lsp_action.title a SharedString to avoid allocating here.
|
|
action.lsp_action.title().replace("\n", ""),
|
|
)
|
|
.when(selected, |this| {
|
|
this.text_color(colors.text_accent)
|
|
}),
|
|
)
|
|
})
|
|
.when_some(action.as_task(), |this, task| {
|
|
this.on_click(cx.listener(move |editor, _, window, cx| {
|
|
cx.stop_propagation();
|
|
if let Some(task) = editor.confirm_code_action(
|
|
&ConfirmCodeAction {
|
|
item_ix: Some(item_ix),
|
|
},
|
|
window,
|
|
cx,
|
|
) {
|
|
task.detach_and_log_err(cx)
|
|
}
|
|
}))
|
|
.child(
|
|
h_flex()
|
|
.overflow_hidden()
|
|
.child(task.resolved_label.replace("\n", ""))
|
|
.when(selected, |this| {
|
|
this.text_color(colors.text_accent)
|
|
}),
|
|
)
|
|
}),
|
|
)
|
|
})
|
|
.collect()
|
|
},
|
|
)
|
|
.occlude()
|
|
.max_h(max_height_in_lines as f32 * window.line_height())
|
|
.track_scroll(self.scroll_handle.clone())
|
|
.y_flipped(y_flipped)
|
|
.with_width_from_item(
|
|
self.actions
|
|
.iter()
|
|
.enumerate()
|
|
.max_by_key(|(_, action)| match action {
|
|
CodeActionsItem::Task(_, task) => task.resolved_label.chars().count(),
|
|
CodeActionsItem::CodeAction { action, .. } => {
|
|
action.lsp_action.title().chars().count()
|
|
}
|
|
})
|
|
.map(|(ix, _)| ix),
|
|
)
|
|
.with_sizing_behavior(ListSizingBehavior::Infer);
|
|
|
|
Popover::new().child(list).into_any_element()
|
|
}
|
|
}
|