ZIm/crates/agent_ui/src/acp/completion_provider.rs
Agus Zubiaga 91e22597a8 Threads and rule support
Co-authored-by: Cole Miller <cole@zed.dev>
2025-08-12 15:47:27 -03:00

1416 lines
50 KiB
Rust

use std::ops::Range;
use std::path::{Path, PathBuf};
use std::sync::Arc;
use std::sync::atomic::AtomicBool;
use acp_thread::MentionUri;
use agent::context_store::ContextStore;
use anyhow::{Context as _, Result};
use collections::{HashMap, HashSet};
use editor::display_map::CreaseId;
use editor::{CompletionProvider, Editor, ExcerptId};
use file_icons::FileIcons;
use futures::future::try_join_all;
use fuzzy::{StringMatch, StringMatchCandidate};
use gpui::{App, Entity, Task, WeakEntity};
use language::{Buffer, CodeLabel, HighlightId};
use lsp::CompletionContext;
use parking_lot::Mutex;
use project::{
Completion, CompletionIntent, CompletionResponse, Project, ProjectPath, Symbol, WorktreeId,
};
use prompt_store::PromptStore;
use rope::Point;
use text::{Anchor, ToPoint};
use ui::prelude::*;
use util::ResultExt as _;
use workspace::Workspace;
use agent::{
Thread,
context::{AgentContextHandle, AgentContextKey, RULES_ICON},
thread_store::{TextThreadStore, ThreadStore},
};
use crate::context_picker::file_context_picker::{FileMatch, search_files};
use crate::context_picker::rules_context_picker::{RulesContextEntry, search_rules};
use crate::context_picker::symbol_context_picker::SymbolMatch;
use crate::context_picker::symbol_context_picker::search_symbols;
use crate::context_picker::thread_context_picker::{
ThreadContextEntry, ThreadMatch, search_threads,
};
use crate::context_picker::{
ContextPickerEntry, ContextPickerMode, RecentEntry, available_context_picker_entries,
recent_context_picker_entries,
};
use crate::message_editor::ContextCreasesAddon;
#[derive(Default)]
pub struct MentionSet {
uri_by_crease_id: HashMap<CreaseId, MentionUri>,
}
impl MentionSet {
pub fn insert(&mut self, crease_id: CreaseId, uri: MentionUri) {
self.uri_by_crease_id.insert(crease_id, uri);
}
pub fn drain(&mut self) -> impl Iterator<Item = CreaseId> {
self.uri_by_crease_id.drain().map(|(id, _)| id)
}
pub fn contents(
&self,
project: Entity<Project>,
cx: &mut App,
) -> Task<Result<HashMap<CreaseId, Mention>>> {
let contents = self
.uri_by_crease_id
.iter()
.map(|(crease_id, uri)| match uri {
MentionUri::File(path) => {
let crease_id = *crease_id;
let uri = uri.clone();
let path = path.to_path_buf();
let buffer_task = project.update(cx, |project, cx| {
let path = project
.find_project_path(path, cx)
.context("Failed to find project path")?;
anyhow::Ok(project.open_buffer(path, cx))
});
cx.spawn(async move |cx| {
let buffer = buffer_task?.await?;
let content = buffer.read_with(cx, |buffer, _cx| buffer.text())?;
anyhow::Ok((crease_id, Mention { uri, content }))
})
}
_ => {
// TODO
unimplemented!()
}
})
.collect::<Vec<_>>();
cx.spawn(async move |_cx| {
let contents = try_join_all(contents).await?.into_iter().collect();
anyhow::Ok(contents)
})
}
}
pub struct Mention {
pub uri: MentionUri,
pub content: String,
}
pub(crate) enum Match {
File(FileMatch),
Symbol(SymbolMatch),
Thread(ThreadMatch),
Rules(RulesContextEntry),
Entry(EntryMatch),
}
pub struct EntryMatch {
mat: Option<StringMatch>,
entry: ContextPickerEntry,
}
impl Match {
pub fn score(&self) -> f64 {
match self {
Match::File(file) => file.mat.score,
Match::Entry(mode) => mode.mat.as_ref().map(|mat| mat.score).unwrap_or(1.),
Match::Thread(_) => 1.,
Match::Symbol(_) => 1.,
Match::Rules(_) => 1.,
}
}
}
fn search(
mode: Option<ContextPickerMode>,
query: String,
cancellation_flag: Arc<AtomicBool>,
recent_entries: Vec<RecentEntry>,
prompt_store: Option<Entity<PromptStore>>,
thread_store: Option<WeakEntity<ThreadStore>>,
text_thread_context_store: Option<WeakEntity<assistant_context::ContextStore>>,
workspace: Entity<Workspace>,
cx: &mut App,
) -> Task<Vec<Match>> {
match mode {
Some(ContextPickerMode::File) => {
let search_files_task =
search_files(query.clone(), cancellation_flag.clone(), &workspace, cx);
cx.background_spawn(async move {
search_files_task
.await
.into_iter()
.map(Match::File)
.collect()
})
}
Some(ContextPickerMode::Symbol) => {
let search_symbols_task =
search_symbols(query.clone(), cancellation_flag.clone(), &workspace, cx);
cx.background_spawn(async move {
search_symbols_task
.await
.into_iter()
.map(|symbol| Match::Symbol(symbol))
.collect()
})
}
Some(ContextPickerMode::Thread) => {
if let Some((thread_store, context_store)) = thread_store
.as_ref()
.and_then(|t| t.upgrade())
.zip(text_thread_context_store.as_ref().and_then(|t| t.upgrade()))
{
let search_threads_task = search_threads(
query.clone(),
cancellation_flag.clone(),
thread_store,
context_store,
cx,
);
cx.background_spawn(async move {
search_threads_task
.await
.into_iter()
.map(Match::Thread)
.collect()
})
} else {
Task::ready(Vec::new())
}
}
Some(ContextPickerMode::Fetch) => {
// todo! make a new mode type for acp?
unreachable!()
}
Some(ContextPickerMode::Rules) => {
if let Some(prompt_store) = prompt_store.as_ref() {
let search_rules_task =
search_rules(query.clone(), cancellation_flag.clone(), prompt_store, cx);
cx.background_spawn(async move {
search_rules_task
.await
.into_iter()
.map(Match::Rules)
.collect::<Vec<_>>()
})
} else {
Task::ready(Vec::new())
}
}
None => {
if query.is_empty() {
let mut matches = recent_entries
.into_iter()
.map(|entry| match entry {
RecentEntry::File {
project_path,
path_prefix,
} => Match::File(FileMatch {
mat: fuzzy::PathMatch {
score: 1.,
positions: Vec::new(),
worktree_id: project_path.worktree_id.to_usize(),
path: project_path.path,
path_prefix,
is_dir: false,
distance_to_relative_ancestor: 0,
},
is_recent: true,
}),
RecentEntry::Thread(thread_context_entry) => Match::Thread(ThreadMatch {
thread: thread_context_entry,
is_recent: true,
}),
})
.collect::<Vec<_>>();
matches.extend(
available_context_picker_entries(&prompt_store, &thread_store, &workspace, cx)
.into_iter()
.map(|mode| {
Match::Entry(EntryMatch {
entry: mode,
mat: None,
})
}),
);
Task::ready(matches)
} else {
let executor = cx.background_executor().clone();
let search_files_task =
search_files(query.clone(), cancellation_flag.clone(), &workspace, cx);
let entries =
available_context_picker_entries(&prompt_store, &thread_store, &workspace, cx);
let entry_candidates = entries
.iter()
.enumerate()
.map(|(ix, entry)| StringMatchCandidate::new(ix, entry.keyword()))
.collect::<Vec<_>>();
cx.background_spawn(async move {
let mut matches = search_files_task
.await
.into_iter()
.map(Match::File)
.collect::<Vec<_>>();
let entry_matches = fuzzy::match_strings(
&entry_candidates,
&query,
false,
true,
100,
&Arc::new(AtomicBool::default()),
executor,
)
.await;
matches.extend(entry_matches.into_iter().map(|mat| {
Match::Entry(EntryMatch {
entry: entries[mat.candidate_id],
mat: Some(mat),
})
}));
matches.sort_by(|a, b| {
b.score()
.partial_cmp(&a.score())
.unwrap_or(std::cmp::Ordering::Equal)
});
matches
})
}
}
}
}
pub struct ContextPickerCompletionProvider {
mention_set: Arc<Mutex<MentionSet>>,
workspace: WeakEntity<Workspace>,
thread_store: WeakEntity<ThreadStore>,
text_thread_store: WeakEntity<TextThreadStore>,
editor: WeakEntity<Editor>,
}
impl ContextPickerCompletionProvider {
pub fn new(
mention_set: Arc<Mutex<MentionSet>>,
workspace: WeakEntity<Workspace>,
thread_store: WeakEntity<ThreadStore>,
text_thread_store: WeakEntity<TextThreadStore>,
editor: WeakEntity<Editor>,
) -> Self {
Self {
mention_set,
workspace,
thread_store,
text_thread_store,
editor,
}
}
fn completion_for_entry(
entry: ContextPickerEntry,
excerpt_id: ExcerptId,
source_range: Range<Anchor>,
editor: Entity<Editor>,
mention_set: Arc<Mutex<MentionSet>>,
workspace: &Entity<Workspace>,
cx: &mut App,
) -> Option<Completion> {
match entry {
ContextPickerEntry::Mode(mode) => Some(Completion {
replace_range: source_range.clone(),
new_text: format!("@{} ", mode.keyword()),
label: CodeLabel::plain(mode.label().to_string(), None),
icon_path: Some(mode.icon().path().into()),
documentation: None,
source: project::CompletionSource::Custom,
insert_text_mode: None,
// This ensures that when a user accepts this completion, the
// completion menu will still be shown after "@category " is
// inserted
confirm: Some(Arc::new(|_, _, _| true)),
}),
ContextPickerEntry::Action(action) => {
todo!()
// let (new_text, on_action) = match action {
// ContextPickerAction::AddSelections => {
// let selections = selection_ranges(workspace, cx);
// let selection_infos = selections
// .iter()
// .map(|(buffer, range)| {
// let full_path = buffer
// .read(cx)
// .file()
// .map(|file| file.full_path(cx))
// .unwrap_or_else(|| PathBuf::from("untitled"));
// let file_name = full_path
// .file_name()
// .unwrap_or_default()
// .to_string_lossy()
// .to_string();
// let line_range = range.to_point(&buffer.read(cx).snapshot());
// let link = MentionLink::for_selection(
// &file_name,
// &full_path.to_string_lossy(),
// line_range.start.row as usize..line_range.end.row as usize,
// );
// (file_name, link, line_range)
// })
// .collect::<Vec<_>>();
// let new_text = format!(
// "{} ",
// selection_infos.iter().map(|(_, link, _)| link).join(" ")
// );
// let callback = Arc::new({
// let context_store = context_store.clone();
// let selections = selections.clone();
// let selection_infos = selection_infos.clone();
// move |_, window: &mut Window, cx: &mut App| {
// context_store.update(cx, |context_store, cx| {
// for (buffer, range) in &selections {
// context_store.add_selection(
// buffer.clone(),
// range.clone(),
// cx,
// );
// }
// });
// let editor = editor.clone();
// let selection_infos = selection_infos.clone();
// window.defer(cx, move |window, cx| {
// let mut current_offset = 0;
// for (file_name, link, line_range) in selection_infos.iter() {
// let snapshot =
// editor.read(cx).buffer().read(cx).snapshot(cx);
// let Some(start) = snapshot
// .anchor_in_excerpt(excerpt_id, source_range.start)
// else {
// return;
// };
// let offset = start.to_offset(&snapshot) + current_offset;
// let text_len = link.len();
// let range = snapshot.anchor_after(offset)
// ..snapshot.anchor_after(offset + text_len);
// let crease = super::crease_for_mention(
// format!(
// "{} ({}-{})",
// file_name,
// line_range.start.row + 1,
// line_range.end.row + 1
// )
// .into(),
// IconName::Reader.path().into(),
// range,
// editor.downgrade(),
// );
// editor.update(cx, |editor, cx| {
// editor.insert_creases(vec![crease.clone()], cx);
// editor.fold_creases(vec![crease], false, window, cx);
// });
// current_offset += text_len + 1;
// }
// });
// false
// }
// });
// (new_text, callback)
// }
// };
// Some(Completion {
// replace_range: source_range.clone(),
// new_text,
// label: CodeLabel::plain(action.label().to_string(), None),
// icon_path: Some(action.icon().path().into()),
// documentation: None,
// source: project::CompletionSource::Custom,
// insert_text_mode: None,
// // This ensures that when a user accepts this completion, the
// // completion menu will still be shown after "@category " is
// // inserted
// confirm: Some(on_action),
// })
}
}
}
fn completion_for_thread(
thread_entry: ThreadContextEntry,
excerpt_id: ExcerptId,
source_range: Range<Anchor>,
recent: bool,
editor: Entity<Editor>,
mention_set: Arc<Mutex<MentionSet>>,
) -> Completion {
let icon_for_completion = if recent {
IconName::HistoryRerun
} else {
IconName::Thread
};
let uri = match &thread_entry {
ThreadContextEntry::Thread { id, .. } => MentionUri::Thread(id.to_string()),
ThreadContextEntry::Context { path, .. } => MentionUri::TextThread(path.to_path_buf()),
};
let new_text = format!("{} ", uri.to_link());
let new_text_len = new_text.len();
Completion {
replace_range: source_range.clone(),
new_text,
label: CodeLabel::plain(thread_entry.title().to_string(), None),
documentation: None,
insert_text_mode: None,
source: project::CompletionSource::Custom,
icon_path: Some(icon_for_completion.path().into()),
confirm: Some(confirm_completion_callback(
IconName::Thread.path().into(),
thread_entry.title().clone(),
excerpt_id,
source_range.start,
new_text_len - 1,
editor.clone(),
mention_set,
uri,
)),
}
}
fn completion_for_rules(
rules: RulesContextEntry,
excerpt_id: ExcerptId,
source_range: Range<Anchor>,
editor: Entity<Editor>,
mention_set: Arc<Mutex<MentionSet>>,
) -> Completion {
let uri = MentionUri::Rule(rules.prompt_id.0.to_string());
let new_text = format!("{} ", uri.to_link());
let new_text_len = new_text.len();
Completion {
replace_range: source_range.clone(),
new_text,
label: CodeLabel::plain(rules.title.to_string(), None),
documentation: None,
insert_text_mode: None,
source: project::CompletionSource::Custom,
icon_path: Some(RULES_ICON.path().into()),
confirm: Some(confirm_completion_callback(
RULES_ICON.path().into(),
rules.title.clone(),
excerpt_id,
source_range.start,
new_text_len - 1,
editor.clone(),
mention_set,
uri,
)),
}
}
pub(crate) fn completion_for_path(
project_path: ProjectPath,
path_prefix: &str,
is_recent: bool,
is_directory: bool,
excerpt_id: ExcerptId,
source_range: Range<Anchor>,
editor: Entity<Editor>,
mention_set: Arc<Mutex<MentionSet>>,
project: Entity<Project>,
cx: &App,
) -> Option<Completion> {
let (file_name, directory) =
crate::context_picker::file_context_picker::extract_file_name_and_directory(
&project_path.path,
path_prefix,
);
let label =
build_code_label_for_full_path(&file_name, directory.as_ref().map(|s| s.as_ref()), cx);
let full_path = if let Some(directory) = directory {
format!("{}{}", directory, file_name)
} else {
file_name.to_string()
};
let crease_icon_path = if is_directory {
FileIcons::get_folder_icon(false, cx).unwrap_or_else(|| IconName::Folder.path().into())
} else {
FileIcons::get_icon(Path::new(&full_path), cx)
.unwrap_or_else(|| IconName::File.path().into())
};
let completion_icon_path = if is_recent {
IconName::HistoryRerun.path().into()
} else {
crease_icon_path.clone()
};
let Some(abs_path) = project.read(cx).absolute_path(&project_path, cx) else {
return None;
};
let file_uri = MentionUri::File(abs_path.into());
let new_text = format!("{} ", file_uri.to_link());
let new_text_len = new_text.len();
Some(Completion {
replace_range: source_range.clone(),
new_text,
label,
documentation: None,
source: project::CompletionSource::Custom,
icon_path: Some(completion_icon_path),
insert_text_mode: None,
confirm: Some(confirm_completion_callback(
crease_icon_path,
file_name,
excerpt_id,
source_range.start,
new_text_len - 1,
editor,
mention_set.clone(),
file_uri,
)),
})
}
fn completion_for_symbol(
symbol: Symbol,
excerpt_id: ExcerptId,
source_range: Range<Anchor>,
editor: Entity<Editor>,
mention_set: Arc<Mutex<MentionSet>>,
workspace: Entity<Workspace>,
cx: &mut App,
) -> Option<Completion> {
let path_prefix = workspace
.read(cx)
.project()
.read(cx)
.worktree_for_id(symbol.path.worktree_id, cx)?
.read(cx)
.root_name();
let (file_name, directory) =
crate::context_picker::file_context_picker::extract_file_name_and_directory(
&symbol.path.path,
path_prefix,
);
let full_path = if let Some(directory) = directory {
format!("{}{}", directory, file_name)
} else {
file_name.to_string()
};
let comment_id = cx.theme().syntax().highlight_id("comment").map(HighlightId);
let mut label = CodeLabel::plain(symbol.name.clone(), None);
label.push_str(" ", None);
label.push_str(&file_name, comment_id);
label.push_str(&format!(" L{}", symbol.range.start.0.row + 1), comment_id);
let uri = MentionUri::Symbol(full_path.into(), symbol.name.clone());
let new_text = format!("{} ", uri.to_link());
let new_text_len = new_text.len();
Some(Completion {
replace_range: source_range.clone(),
new_text,
label,
documentation: None,
source: project::CompletionSource::Custom,
icon_path: Some(IconName::Code.path().into()),
insert_text_mode: None,
confirm: Some(confirm_completion_callback(
IconName::Code.path().into(),
symbol.name.clone().into(),
excerpt_id,
source_range.start,
new_text_len - 1,
editor.clone(),
mention_set.clone(),
uri,
)),
})
}
}
fn build_code_label_for_full_path(file_name: &str, directory: Option<&str>, cx: &App) -> CodeLabel {
let comment_id = cx.theme().syntax().highlight_id("comment").map(HighlightId);
let mut label = CodeLabel::default();
label.push_str(&file_name, None);
label.push_str(" ", None);
if let Some(directory) = directory {
label.push_str(&directory, comment_id);
}
label.filter_range = 0..label.text().len();
label
}
impl CompletionProvider for ContextPickerCompletionProvider {
fn completions(
&self,
excerpt_id: ExcerptId,
buffer: &Entity<Buffer>,
buffer_position: Anchor,
_trigger: CompletionContext,
_window: &mut Window,
cx: &mut Context<Editor>,
) -> Task<Result<Vec<CompletionResponse>>> {
let state = buffer.update(cx, |buffer, _cx| {
let position = buffer_position.to_point(buffer);
let line_start = Point::new(position.row, 0);
let offset_to_line = buffer.point_to_offset(line_start);
let mut lines = buffer.text_for_range(line_start..position).lines();
let line = lines.next()?;
MentionCompletion::try_parse(line, offset_to_line)
});
let Some(state) = state else {
return Task::ready(Ok(Vec::new()));
};
let Some(workspace) = self.workspace.upgrade() else {
return Task::ready(Ok(Vec::new()));
};
let project = workspace.read(cx).project().clone();
let snapshot = buffer.read(cx).snapshot();
let source_range = snapshot.anchor_before(state.source_range.start)
..snapshot.anchor_after(state.source_range.end);
let thread_store = self.thread_store.clone();
let text_thread_store = self.text_thread_store.clone();
let editor = self.editor.clone();
let MentionCompletion { mode, argument, .. } = state;
let query = argument.unwrap_or_else(|| "".to_string());
let (exclude_paths, exclude_threads) = {
let mention_set = self.mention_set.lock();
let mut excluded_paths = HashSet::default();
let mut excluded_threads = HashSet::default();
for uri in mention_set.uri_by_crease_id.values() {
match uri {
MentionUri::File(path) => {
excluded_paths.insert(path.clone());
}
MentionUri::Thread(thread) => {
excluded_threads.insert(thread.as_str().into());
}
_ => {}
}
}
(excluded_paths, excluded_threads)
};
let recent_entries = recent_context_picker_entries(
thread_store.clone(),
text_thread_store.clone(),
workspace.clone(),
&exclude_paths,
&exclude_threads,
cx,
);
let prompt_store = thread_store.as_ref().and_then(|thread_store| {
thread_store
.read_with(cx, |thread_store, _cx| thread_store.prompt_store().clone())
.ok()
.flatten()
});
let search_task = search(
mode,
query,
Arc::<AtomicBool>::default(),
recent_entries,
prompt_store,
thread_store.clone(),
text_thread_store.clone(),
workspace.clone(),
cx,
);
let mention_set = self.mention_set.clone();
cx.spawn(async move |_, cx| {
let matches = search_task.await;
let Some(editor) = editor.upgrade() else {
return Ok(Vec::new());
};
let completions = cx.update(|cx| {
matches
.into_iter()
.filter_map(|mat| match mat {
Match::File(FileMatch { mat, is_recent }) => {
let project_path = ProjectPath {
worktree_id: WorktreeId::from_usize(mat.worktree_id),
path: mat.path.clone(),
};
Self::completion_for_path(
project_path,
&mat.path_prefix,
is_recent,
mat.is_dir,
excerpt_id,
source_range.clone(),
editor.clone(),
mention_set.clone(),
project.clone(),
cx,
)
}
Match::Symbol(SymbolMatch { symbol, .. }) => Self::completion_for_symbol(
symbol,
excerpt_id,
source_range.clone(),
editor.clone(),
mention_set.clone(),
workspace.clone(),
cx,
),
Match::Thread(ThreadMatch {
thread, is_recent, ..
}) => Some(Self::completion_for_thread(
thread,
excerpt_id,
source_range.clone(),
is_recent,
editor.clone(),
mention_set.clone(),
)),
Match::Rules(user_rules) => Some(Self::completion_for_rules(
user_rules,
excerpt_id,
source_range.clone(),
editor.clone(),
mention_set.clone(),
)),
Match::Entry(EntryMatch { entry, .. }) => Self::completion_for_entry(
entry,
excerpt_id,
source_range.clone(),
editor.clone(),
mention_set.clone(),
&workspace,
cx,
),
})
.collect()
})?;
Ok(vec![CompletionResponse {
completions,
// Since this does its own filtering (see `filter_completions()` returns false),
// there is no benefit to computing whether this set of completions is incomplete.
is_incomplete: true,
}])
})
}
fn is_completion_trigger(
&self,
buffer: &Entity<language::Buffer>,
position: language::Anchor,
_text: &str,
_trigger_in_words: bool,
_menu_is_open: bool,
cx: &mut Context<Editor>,
) -> bool {
let buffer = buffer.read(cx);
let position = position.to_point(buffer);
let line_start = Point::new(position.row, 0);
let offset_to_line = buffer.point_to_offset(line_start);
let mut lines = buffer.text_for_range(line_start..position).lines();
if let Some(line) = lines.next() {
MentionCompletion::try_parse(line, offset_to_line)
.map(|completion| {
completion.source_range.start <= offset_to_line + position.column as usize
&& completion.source_range.end >= offset_to_line + position.column as usize
})
.unwrap_or(false)
} else {
false
}
}
fn sort_completions(&self) -> bool {
false
}
fn filter_completions(&self) -> bool {
false
}
}
fn confirm_completion_callback(
crease_icon_path: SharedString,
crease_text: SharedString,
excerpt_id: ExcerptId,
start: Anchor,
content_len: usize,
editor: Entity<Editor>,
mention_set: Arc<Mutex<MentionSet>>,
mention_uri: MentionUri,
) -> Arc<dyn Fn(CompletionIntent, &mut Window, &mut App) -> bool + Send + Sync> {
Arc::new(move |_, window, cx| {
let crease_text = crease_text.clone();
let crease_icon_path = crease_icon_path.clone();
let editor = editor.clone();
let mention_set = mention_set.clone();
let mention_uri = mention_uri.clone();
window.defer(cx, move |window, cx| {
if let Some(crease_id) = crate::context_picker::insert_crease_for_mention(
excerpt_id,
start,
content_len,
crease_text.clone(),
crease_icon_path,
editor.clone(),
window,
cx,
) {
mention_set.lock().insert(crease_id, mention_uri.clone());
}
});
false
})
}
#[derive(Debug, Default, PartialEq)]
struct MentionCompletion {
source_range: Range<usize>,
mode: Option<ContextPickerMode>,
argument: Option<String>,
}
impl MentionCompletion {
fn try_parse(line: &str, offset_to_line: usize) -> Option<Self> {
let last_mention_start = line.rfind('@')?;
if last_mention_start >= line.len() {
return Some(Self::default());
}
if last_mention_start > 0
&& line
.chars()
.nth(last_mention_start - 1)
.map_or(false, |c| !c.is_whitespace())
{
return None;
}
let rest_of_line = &line[last_mention_start + 1..];
let mut mode = None;
let mut argument = None;
let mut parts = rest_of_line.split_whitespace();
let mut end = last_mention_start + 1;
if let Some(mode_text) = parts.next() {
end += mode_text.len();
if let Some(parsed_mode) = ContextPickerMode::try_from(mode_text).ok() {
mode = Some(parsed_mode);
} else {
argument = Some(mode_text.to_string());
}
match rest_of_line[mode_text.len()..].find(|c: char| !c.is_whitespace()) {
Some(whitespace_count) => {
if let Some(argument_text) = parts.next() {
argument = Some(argument_text.to_string());
end += whitespace_count + argument_text.len();
}
}
None => {
// Rest of line is entirely whitespace
end += rest_of_line.len() - mode_text.len();
}
}
}
Some(Self {
source_range: last_mention_start + offset_to_line..end + offset_to_line,
mode,
argument,
})
}
}
// #[cfg(test)]
// mod tests {
// use super::*;
// use editor::AnchorRangeExt;
// use gpui::{EventEmitter, FocusHandle, Focusable, TestAppContext, VisualTestContext};
// use project::{Project, ProjectPath};
// use serde_json::json;
// use settings::SettingsStore;
// use std::{ops::Deref, rc::Rc};
// use util::path;
// use workspace::{AppState, Item};
// #[test]
// fn test_mention_completion_parse() {
// assert_eq!(MentionCompletion::try_parse("Lorem Ipsum", 0), None);
// assert_eq!(
// MentionCompletion::try_parse("Lorem @", 0),
// Some(MentionCompletion {
// source_range: 6..7,
// mode: None,
// argument: None,
// })
// );
// assert_eq!(
// MentionCompletion::try_parse("Lorem @file", 0),
// Some(MentionCompletion {
// source_range: 6..11,
// mode: Some(ContextPickerMode::File),
// argument: None,
// })
// );
// assert_eq!(
// MentionCompletion::try_parse("Lorem @file ", 0),
// Some(MentionCompletion {
// source_range: 6..12,
// mode: Some(ContextPickerMode::File),
// argument: None,
// })
// );
// assert_eq!(
// MentionCompletion::try_parse("Lorem @file main.rs", 0),
// Some(MentionCompletion {
// source_range: 6..19,
// mode: Some(ContextPickerMode::File),
// argument: Some("main.rs".to_string()),
// })
// );
// assert_eq!(
// MentionCompletion::try_parse("Lorem @file main.rs ", 0),
// Some(MentionCompletion {
// source_range: 6..19,
// mode: Some(ContextPickerMode::File),
// argument: Some("main.rs".to_string()),
// })
// );
// assert_eq!(
// MentionCompletion::try_parse("Lorem @file main.rs Ipsum", 0),
// Some(MentionCompletion {
// source_range: 6..19,
// mode: Some(ContextPickerMode::File),
// argument: Some("main.rs".to_string()),
// })
// );
// assert_eq!(
// MentionCompletion::try_parse("Lorem @main", 0),
// Some(MentionCompletion {
// source_range: 6..11,
// mode: None,
// argument: Some("main".to_string()),
// })
// );
// assert_eq!(MentionCompletion::try_parse("test@", 0), None);
// }
// struct AtMentionEditor(Entity<Editor>);
// impl Item for AtMentionEditor {
// type Event = ();
// fn include_in_nav_history() -> bool {
// false
// }
// fn tab_content_text(&self, _detail: usize, _cx: &App) -> SharedString {
// "Test".into()
// }
// }
// impl EventEmitter<()> for AtMentionEditor {}
// impl Focusable for AtMentionEditor {
// fn focus_handle(&self, cx: &App) -> FocusHandle {
// self.0.read(cx).focus_handle(cx).clone()
// }
// }
// impl Render for AtMentionEditor {
// fn render(&mut self, _window: &mut Window, _cx: &mut Context<Self>) -> impl IntoElement {
// self.0.clone().into_any_element()
// }
// }
// #[gpui::test]
// async fn test_context_completion_provider(cx: &mut TestAppContext) {
// init_test(cx);
// let app_state = cx.update(AppState::test);
// cx.update(|cx| {
// language::init(cx);
// editor::init(cx);
// workspace::init(app_state.clone(), cx);
// Project::init_settings(cx);
// });
// app_state
// .fs
// .as_fake()
// .insert_tree(
// path!("/dir"),
// json!({
// "editor": "",
// "a": {
// "one.txt": "",
// "two.txt": "",
// "three.txt": "",
// "four.txt": ""
// },
// "b": {
// "five.txt": "",
// "six.txt": "",
// "seven.txt": "",
// "eight.txt": "",
// }
// }),
// )
// .await;
// let project = Project::test(app_state.fs.clone(), [path!("/dir").as_ref()], cx).await;
// let window = cx.add_window(|window, cx| Workspace::test_new(project.clone(), window, cx));
// let workspace = window.root(cx).unwrap();
// let worktree = project.update(cx, |project, cx| {
// let mut worktrees = project.worktrees(cx).collect::<Vec<_>>();
// assert_eq!(worktrees.len(), 1);
// worktrees.pop().unwrap()
// });
// let worktree_id = worktree.read_with(cx, |worktree, _| worktree.id());
// let mut cx = VisualTestContext::from_window(*window.deref(), cx);
// let paths = vec![
// path!("a/one.txt"),
// path!("a/two.txt"),
// path!("a/three.txt"),
// path!("a/four.txt"),
// path!("b/five.txt"),
// path!("b/six.txt"),
// path!("b/seven.txt"),
// path!("b/eight.txt"),
// ];
// let mut opened_editors = Vec::new();
// for path in paths {
// let buffer = workspace
// .update_in(&mut cx, |workspace, window, cx| {
// workspace.open_path(
// ProjectPath {
// worktree_id,
// path: Path::new(path).into(),
// },
// None,
// false,
// window,
// cx,
// )
// })
// .await
// .unwrap();
// opened_editors.push(buffer);
// }
// let editor = workspace.update_in(&mut cx, |workspace, window, cx| {
// let editor = cx.new(|cx| {
// Editor::new(
// editor::EditorMode::full(),
// multi_buffer::MultiBuffer::build_simple("", cx),
// None,
// window,
// cx,
// )
// });
// workspace.active_pane().update(cx, |pane, cx| {
// pane.add_item(
// Box::new(cx.new(|_| AtMentionEditor(editor.clone()))),
// true,
// true,
// None,
// window,
// cx,
// );
// });
// editor
// });
// let context_store = cx.new(|_| ContextStore::new(project.downgrade(), None));
// let editor_entity = editor.downgrade();
// editor.update_in(&mut cx, |editor, window, cx| {
// let last_opened_buffer = opened_editors.last().and_then(|editor| {
// editor
// .downcast::<Editor>()?
// .read(cx)
// .buffer()
// .read(cx)
// .as_singleton()
// .as_ref()
// .map(Entity::downgrade)
// });
// window.focus(&editor.focus_handle(cx));
// editor.set_completion_provider(Some(Rc::new(ContextPickerCompletionProvider::new(
// workspace.downgrade(),
// context_store.downgrade(),
// None,
// None,
// editor_entity,
// last_opened_buffer,
// ))));
// });
// cx.simulate_input("Lorem ");
// editor.update(&mut cx, |editor, cx| {
// assert_eq!(editor.text(cx), "Lorem ");
// assert!(!editor.has_visible_completions_menu());
// });
// cx.simulate_input("@");
// editor.update(&mut cx, |editor, cx| {
// assert_eq!(editor.text(cx), "Lorem @");
// assert!(editor.has_visible_completions_menu());
// assert_eq!(
// current_completion_labels(editor),
// &[
// "seven.txt dir/b/",
// "six.txt dir/b/",
// "five.txt dir/b/",
// "four.txt dir/a/",
// "Files & Directories",
// "Symbols",
// "Fetch"
// ]
// );
// });
// // Select and confirm "File"
// editor.update_in(&mut cx, |editor, window, cx| {
// assert!(editor.has_visible_completions_menu());
// editor.context_menu_next(&editor::actions::ContextMenuNext, window, cx);
// editor.context_menu_next(&editor::actions::ContextMenuNext, window, cx);
// editor.context_menu_next(&editor::actions::ContextMenuNext, window, cx);
// editor.context_menu_next(&editor::actions::ContextMenuNext, window, cx);
// editor.confirm_completion(&editor::actions::ConfirmCompletion::default(), window, cx);
// });
// cx.run_until_parked();
// editor.update(&mut cx, |editor, cx| {
// assert_eq!(editor.text(cx), "Lorem @file ");
// assert!(editor.has_visible_completions_menu());
// });
// cx.simulate_input("one");
// editor.update(&mut cx, |editor, cx| {
// assert_eq!(editor.text(cx), "Lorem @file one");
// assert!(editor.has_visible_completions_menu());
// assert_eq!(current_completion_labels(editor), vec!["one.txt dir/a/"]);
// });
// editor.update_in(&mut cx, |editor, window, cx| {
// assert!(editor.has_visible_completions_menu());
// editor.confirm_completion(&editor::actions::ConfirmCompletion::default(), window, cx);
// });
// editor.update(&mut cx, |editor, cx| {
// assert_eq!(editor.text(cx), "Lorem [@one.txt](@file:dir/a/one.txt) ");
// assert!(!editor.has_visible_completions_menu());
// assert_eq!(
// fold_ranges(editor, cx),
// vec![Point::new(0, 6)..Point::new(0, 37)]
// );
// });
// cx.simulate_input(" ");
// editor.update(&mut cx, |editor, cx| {
// assert_eq!(editor.text(cx), "Lorem [@one.txt](@file:dir/a/one.txt) ");
// assert!(!editor.has_visible_completions_menu());
// assert_eq!(
// fold_ranges(editor, cx),
// vec![Point::new(0, 6)..Point::new(0, 37)]
// );
// });
// cx.simulate_input("Ipsum ");
// editor.update(&mut cx, |editor, cx| {
// assert_eq!(
// editor.text(cx),
// "Lorem [@one.txt](@file:dir/a/one.txt) Ipsum ",
// );
// assert!(!editor.has_visible_completions_menu());
// assert_eq!(
// fold_ranges(editor, cx),
// vec![Point::new(0, 6)..Point::new(0, 37)]
// );
// });
// cx.simulate_input("@file ");
// editor.update(&mut cx, |editor, cx| {
// assert_eq!(
// editor.text(cx),
// "Lorem [@one.txt](@file:dir/a/one.txt) Ipsum @file ",
// );
// assert!(editor.has_visible_completions_menu());
// assert_eq!(
// fold_ranges(editor, cx),
// vec![Point::new(0, 6)..Point::new(0, 37)]
// );
// });
// editor.update_in(&mut cx, |editor, window, cx| {
// editor.confirm_completion(&editor::actions::ConfirmCompletion::default(), window, cx);
// });
// cx.run_until_parked();
// editor.update(&mut cx, |editor, cx| {
// assert_eq!(
// editor.text(cx),
// "Lorem [@one.txt](@file:dir/a/one.txt) Ipsum [@seven.txt](@file:dir/b/seven.txt) "
// );
// assert!(!editor.has_visible_completions_menu());
// assert_eq!(
// fold_ranges(editor, cx),
// vec![
// Point::new(0, 6)..Point::new(0, 37),
// Point::new(0, 45)..Point::new(0, 80)
// ]
// );
// });
// cx.simulate_input("\n@");
// editor.update(&mut cx, |editor, cx| {
// assert_eq!(
// editor.text(cx),
// "Lorem [@one.txt](@file:dir/a/one.txt) Ipsum [@seven.txt](@file:dir/b/seven.txt) \n@"
// );
// assert!(editor.has_visible_completions_menu());
// assert_eq!(
// fold_ranges(editor, cx),
// vec![
// Point::new(0, 6)..Point::new(0, 37),
// Point::new(0, 45)..Point::new(0, 80)
// ]
// );
// });
// editor.update_in(&mut cx, |editor, window, cx| {
// editor.confirm_completion(&editor::actions::ConfirmCompletion::default(), window, cx);
// });
// cx.run_until_parked();
// editor.update(&mut cx, |editor, cx| {
// assert_eq!(
// editor.text(cx),
// "Lorem [@one.txt](@file:dir/a/one.txt) Ipsum [@seven.txt](@file:dir/b/seven.txt) \n[@six.txt](@file:dir/b/six.txt) "
// );
// assert!(!editor.has_visible_completions_menu());
// assert_eq!(
// fold_ranges(editor, cx),
// vec![
// Point::new(0, 6)..Point::new(0, 37),
// Point::new(0, 45)..Point::new(0, 80),
// Point::new(1, 0)..Point::new(1, 31)
// ]
// );
// });
// }
// fn fold_ranges(editor: &Editor, cx: &mut App) -> Vec<Range<Point>> {
// let snapshot = editor.buffer().read(cx).snapshot(cx);
// editor.display_map.update(cx, |display_map, cx| {
// display_map
// .snapshot(cx)
// .folds_in_range(0..snapshot.len())
// .map(|fold| fold.range.to_point(&snapshot))
// .collect()
// })
// }
// fn current_completion_labels(editor: &Editor) -> Vec<String> {
// let completions = editor.current_completions().expect("Missing completions");
// completions
// .into_iter()
// .map(|completion| completion.label.text.to_string())
// .collect::<Vec<_>>()
// }
// pub(crate) fn init_test(cx: &mut TestAppContext) {
// cx.update(|cx| {
// let store = SettingsStore::test(cx);
// cx.set_global(store);
// theme::init(theme::LoadThemes::JustBase, cx);
// client::init_settings(cx);
// language::init(cx);
// Project::init_settings(cx);
// workspace::init_settings(cx);
// editor::init_settings(cx);
// });
// }
// }