1use anyhow::{Context as _, Result};
2use async_trait::async_trait;
3use chrono::{DateTime, Local};
4use collections::HashMap;
5use futures::future::join_all;
6use gpui::{App, AppContext, AsyncApp, Task};
7use http_client::github::{AssetKind, GitHubLspBinaryVersion, build_asset_url};
8use language::{
9 ContextLocation, ContextProvider, File, LanguageName, LanguageToolchainStore, LspAdapter,
10 LspAdapterDelegate, Toolchain,
11};
12use lsp::{CodeActionKind, LanguageServerBinary, LanguageServerName};
13use node_runtime::{NodeRuntime, VersionStrategy};
14use project::{Fs, lsp_store::language_server_settings};
15use serde_json::{Value, json};
16use smol::{fs, lock::RwLock, stream::StreamExt};
17use std::{
18 any::Any,
19 borrow::Cow,
20 ffi::OsString,
21 path::{Path, PathBuf},
22 sync::Arc,
23};
24use task::{TaskTemplate, TaskTemplates, VariableName};
25use util::merge_json_value_into;
26use util::{ResultExt, fs::remove_matching, maybe};
27
28use crate::{PackageJson, PackageJsonData, github_download::download_server_binary};
29
30#[derive(Debug)]
31pub(crate) struct TypeScriptContextProvider {
32 last_package_json: PackageJsonContents,
33}
34
35const TYPESCRIPT_RUNNER_VARIABLE: VariableName =
36 VariableName::Custom(Cow::Borrowed("TYPESCRIPT_RUNNER"));
37
38const TYPESCRIPT_JEST_TEST_NAME_VARIABLE: VariableName =
39 VariableName::Custom(Cow::Borrowed("TYPESCRIPT_JEST_TEST_NAME"));
40
41const TYPESCRIPT_VITEST_TEST_NAME_VARIABLE: VariableName =
42 VariableName::Custom(Cow::Borrowed("TYPESCRIPT_VITEST_TEST_NAME"));
43
44const TYPESCRIPT_JEST_PACKAGE_PATH_VARIABLE: VariableName =
45 VariableName::Custom(Cow::Borrowed("TYPESCRIPT_JEST_PACKAGE_PATH"));
46
47const TYPESCRIPT_MOCHA_PACKAGE_PATH_VARIABLE: VariableName =
48 VariableName::Custom(Cow::Borrowed("TYPESCRIPT_MOCHA_PACKAGE_PATH"));
49
50const TYPESCRIPT_VITEST_PACKAGE_PATH_VARIABLE: VariableName =
51 VariableName::Custom(Cow::Borrowed("TYPESCRIPT_VITEST_PACKAGE_PATH"));
52
53const TYPESCRIPT_JASMINE_PACKAGE_PATH_VARIABLE: VariableName =
54 VariableName::Custom(Cow::Borrowed("TYPESCRIPT_JASMINE_PACKAGE_PATH"));
55
56#[derive(Clone, Debug, Default)]
57struct PackageJsonContents(Arc<RwLock<HashMap<PathBuf, PackageJson>>>);
58
59impl PackageJsonData {
60 fn fill_task_templates(&self, task_templates: &mut TaskTemplates) {
61 if self.jest_package_path.is_some() {
62 task_templates.0.push(TaskTemplate {
63 label: "jest file test".to_owned(),
64 command: TYPESCRIPT_RUNNER_VARIABLE.template_value(),
65 args: vec![
66 "exec".to_owned(),
67 "--".to_owned(),
68 "jest".to_owned(),
69 "--runInBand".to_owned(),
70 VariableName::File.template_value(),
71 ],
72 cwd: Some(TYPESCRIPT_JEST_PACKAGE_PATH_VARIABLE.template_value()),
73 ..TaskTemplate::default()
74 });
75 task_templates.0.push(TaskTemplate {
76 label: format!("jest test {}", VariableName::Symbol.template_value()),
77 command: TYPESCRIPT_RUNNER_VARIABLE.template_value(),
78 args: vec![
79 "exec".to_owned(),
80 "--".to_owned(),
81 "jest".to_owned(),
82 "--runInBand".to_owned(),
83 "--testNamePattern".to_owned(),
84 format!(
85 "\"{}\"",
86 TYPESCRIPT_JEST_TEST_NAME_VARIABLE.template_value()
87 ),
88 VariableName::File.template_value(),
89 ],
90 tags: vec![
91 "ts-test".to_owned(),
92 "js-test".to_owned(),
93 "tsx-test".to_owned(),
94 ],
95 cwd: Some(TYPESCRIPT_JEST_PACKAGE_PATH_VARIABLE.template_value()),
96 ..TaskTemplate::default()
97 });
98 }
99
100 if self.vitest_package_path.is_some() {
101 task_templates.0.push(TaskTemplate {
102 label: format!("{} file test", "vitest".to_owned()),
103 command: TYPESCRIPT_RUNNER_VARIABLE.template_value(),
104 args: vec![
105 "exec".to_owned(),
106 "--".to_owned(),
107 "vitest".to_owned(),
108 "run".to_owned(),
109 "--poolOptions.forks.minForks=0".to_owned(),
110 "--poolOptions.forks.maxForks=1".to_owned(),
111 VariableName::File.template_value(),
112 ],
113 cwd: Some(TYPESCRIPT_VITEST_PACKAGE_PATH_VARIABLE.template_value()),
114 ..TaskTemplate::default()
115 });
116 task_templates.0.push(TaskTemplate {
117 label: format!(
118 "{} test {}",
119 "vitest".to_owned(),
120 VariableName::Symbol.template_value(),
121 ),
122 command: TYPESCRIPT_RUNNER_VARIABLE.template_value(),
123 args: vec![
124 "exec".to_owned(),
125 "--".to_owned(),
126 "vitest".to_owned(),
127 "run".to_owned(),
128 "--poolOptions.forks.minForks=0".to_owned(),
129 "--poolOptions.forks.maxForks=1".to_owned(),
130 "--testNamePattern".to_owned(),
131 format!(
132 "\"{}\"",
133 TYPESCRIPT_VITEST_TEST_NAME_VARIABLE.template_value()
134 ),
135 VariableName::File.template_value(),
136 ],
137 tags: vec![
138 "ts-test".to_owned(),
139 "js-test".to_owned(),
140 "tsx-test".to_owned(),
141 ],
142 cwd: Some(TYPESCRIPT_VITEST_PACKAGE_PATH_VARIABLE.template_value()),
143 ..TaskTemplate::default()
144 });
145 }
146
147 if self.mocha_package_path.is_some() {
148 task_templates.0.push(TaskTemplate {
149 label: format!("{} file test", "mocha".to_owned()),
150 command: TYPESCRIPT_RUNNER_VARIABLE.template_value(),
151 args: vec![
152 "exec".to_owned(),
153 "--".to_owned(),
154 "mocha".to_owned(),
155 VariableName::File.template_value(),
156 ],
157 cwd: Some(TYPESCRIPT_MOCHA_PACKAGE_PATH_VARIABLE.template_value()),
158 ..TaskTemplate::default()
159 });
160 task_templates.0.push(TaskTemplate {
161 label: format!(
162 "{} test {}",
163 "mocha".to_owned(),
164 VariableName::Symbol.template_value(),
165 ),
166 command: TYPESCRIPT_RUNNER_VARIABLE.template_value(),
167 args: vec![
168 "exec".to_owned(),
169 "--".to_owned(),
170 "mocha".to_owned(),
171 "--grep".to_owned(),
172 format!("\"{}\"", VariableName::Symbol.template_value()),
173 VariableName::File.template_value(),
174 ],
175 tags: vec![
176 "ts-test".to_owned(),
177 "js-test".to_owned(),
178 "tsx-test".to_owned(),
179 ],
180 cwd: Some(TYPESCRIPT_MOCHA_PACKAGE_PATH_VARIABLE.template_value()),
181 ..TaskTemplate::default()
182 });
183 }
184
185 if self.jasmine_package_path.is_some() {
186 task_templates.0.push(TaskTemplate {
187 label: format!("{} file test", "jasmine".to_owned()),
188 command: TYPESCRIPT_RUNNER_VARIABLE.template_value(),
189 args: vec![
190 "exec".to_owned(),
191 "--".to_owned(),
192 "jasmine".to_owned(),
193 VariableName::File.template_value(),
194 ],
195 cwd: Some(TYPESCRIPT_JASMINE_PACKAGE_PATH_VARIABLE.template_value()),
196 ..TaskTemplate::default()
197 });
198 task_templates.0.push(TaskTemplate {
199 label: format!(
200 "{} test {}",
201 "jasmine".to_owned(),
202 VariableName::Symbol.template_value(),
203 ),
204 command: TYPESCRIPT_RUNNER_VARIABLE.template_value(),
205 args: vec![
206 "exec".to_owned(),
207 "--".to_owned(),
208 "jasmine".to_owned(),
209 format!("--filter={}", VariableName::Symbol.template_value()),
210 VariableName::File.template_value(),
211 ],
212 tags: vec![
213 "ts-test".to_owned(),
214 "js-test".to_owned(),
215 "tsx-test".to_owned(),
216 ],
217 cwd: Some(TYPESCRIPT_JASMINE_PACKAGE_PATH_VARIABLE.template_value()),
218 ..TaskTemplate::default()
219 });
220 }
221
222 let script_name_counts: HashMap<_, usize> =
223 self.scripts
224 .iter()
225 .fold(HashMap::default(), |mut acc, (_, script)| {
226 *acc.entry(script).or_default() += 1;
227 acc
228 });
229 for (path, script) in &self.scripts {
230 let label = if script_name_counts.get(script).copied().unwrap_or_default() > 1
231 && let Some(parent) = path.parent().and_then(|parent| parent.file_name())
232 {
233 let parent = parent.to_string_lossy();
234 format!("{parent}/package.json > {script}")
235 } else {
236 format!("package.json > {script}")
237 };
238 task_templates.0.push(TaskTemplate {
239 label,
240 command: TYPESCRIPT_RUNNER_VARIABLE.template_value(),
241 args: vec!["run".to_owned(), script.to_owned()],
242 tags: vec!["package-script".into()],
243 cwd: Some(
244 path.parent()
245 .unwrap_or(Path::new("/"))
246 .to_string_lossy()
247 .to_string(),
248 ),
249 ..TaskTemplate::default()
250 });
251 }
252 }
253}
254
255impl TypeScriptContextProvider {
256 pub fn new() -> Self {
257 Self {
258 last_package_json: PackageJsonContents::default(),
259 }
260 }
261
262 fn combined_package_json_data(
263 &self,
264 fs: Arc<dyn Fs>,
265 worktree_root: &Path,
266 file_relative_path: &Path,
267 cx: &App,
268 ) -> Task<anyhow::Result<PackageJsonData>> {
269 let new_json_data = file_relative_path
270 .ancestors()
271 .map(|path| worktree_root.join(path))
272 .map(|parent_path| {
273 self.package_json_data(&parent_path, self.last_package_json.clone(), fs.clone(), cx)
274 })
275 .collect::<Vec<_>>();
276
277 cx.background_spawn(async move {
278 let mut package_json_data = PackageJsonData::default();
279 for new_data in join_all(new_json_data).await.into_iter().flatten() {
280 package_json_data.merge(new_data);
281 }
282 Ok(package_json_data)
283 })
284 }
285
286 fn package_json_data(
287 &self,
288 directory_path: &Path,
289 existing_package_json: PackageJsonContents,
290 fs: Arc<dyn Fs>,
291 cx: &App,
292 ) -> Task<anyhow::Result<PackageJsonData>> {
293 let package_json_path = directory_path.join("package.json");
294 let metadata_check_fs = fs.clone();
295 cx.background_spawn(async move {
296 let metadata = metadata_check_fs
297 .metadata(&package_json_path)
298 .await
299 .with_context(|| format!("getting metadata for {package_json_path:?}"))?
300 .with_context(|| format!("missing FS metadata for {package_json_path:?}"))?;
301 let mtime = DateTime::<Local>::from(metadata.mtime.timestamp_for_user());
302 let existing_data = {
303 let contents = existing_package_json.0.read().await;
304 contents
305 .get(&package_json_path)
306 .filter(|package_json| package_json.mtime == mtime)
307 .map(|package_json| package_json.data.clone())
308 };
309 match existing_data {
310 Some(existing_data) => Ok(existing_data),
311 None => {
312 let package_json_string =
313 fs.load(&package_json_path).await.with_context(|| {
314 format!("loading package.json from {package_json_path:?}")
315 })?;
316 let package_json: HashMap<String, serde_json_lenient::Value> =
317 serde_json_lenient::from_str(&package_json_string).with_context(|| {
318 format!("parsing package.json from {package_json_path:?}")
319 })?;
320 let new_data =
321 PackageJsonData::new(package_json_path.as_path().into(), package_json);
322 {
323 let mut contents = existing_package_json.0.write().await;
324 contents.insert(
325 package_json_path,
326 PackageJson {
327 mtime,
328 data: new_data.clone(),
329 },
330 );
331 }
332 Ok(new_data)
333 }
334 }
335 })
336 }
337}
338
339async fn detect_package_manager(
340 worktree_root: PathBuf,
341 fs: Arc<dyn Fs>,
342 package_json_data: Option<PackageJsonData>,
343) -> &'static str {
344 if let Some(package_json_data) = package_json_data
345 && let Some(package_manager) = package_json_data.package_manager
346 {
347 return package_manager;
348 }
349 if fs.is_file(&worktree_root.join("pnpm-lock.yaml")).await {
350 return "pnpm";
351 }
352 if fs.is_file(&worktree_root.join("yarn.lock")).await {
353 return "yarn";
354 }
355 "npm"
356}
357
358impl ContextProvider for TypeScriptContextProvider {
359 fn associated_tasks(
360 &self,
361 fs: Arc<dyn Fs>,
362 file: Option<Arc<dyn File>>,
363 cx: &App,
364 ) -> Task<Option<TaskTemplates>> {
365 let Some(file) = project::File::from_dyn(file.as_ref()).cloned() else {
366 return Task::ready(None);
367 };
368 let Some(worktree_root) = file.worktree.read(cx).root_dir() else {
369 return Task::ready(None);
370 };
371 let file_relative_path = file.path().clone();
372 let package_json_data =
373 self.combined_package_json_data(fs.clone(), &worktree_root, &file_relative_path, cx);
374
375 cx.background_spawn(async move {
376 let mut task_templates = TaskTemplates(Vec::new());
377 task_templates.0.push(TaskTemplate {
378 label: format!(
379 "execute selection {}",
380 VariableName::SelectedText.template_value()
381 ),
382 command: "node".to_owned(),
383 args: vec![
384 "-e".to_owned(),
385 format!("\"{}\"", VariableName::SelectedText.template_value()),
386 ],
387 ..TaskTemplate::default()
388 });
389
390 match package_json_data.await {
391 Ok(package_json) => {
392 package_json.fill_task_templates(&mut task_templates);
393 }
394 Err(e) => {
395 log::error!(
396 "Failed to read package.json for worktree {file_relative_path:?}: {e:#}"
397 );
398 }
399 }
400
401 Some(task_templates)
402 })
403 }
404
405 fn build_context(
406 &self,
407 current_vars: &task::TaskVariables,
408 location: ContextLocation<'_>,
409 _project_env: Option<HashMap<String, String>>,
410 _toolchains: Arc<dyn LanguageToolchainStore>,
411 cx: &mut App,
412 ) -> Task<Result<task::TaskVariables>> {
413 let mut vars = task::TaskVariables::default();
414
415 if let Some(symbol) = current_vars.get(&VariableName::Symbol) {
416 vars.insert(
417 TYPESCRIPT_JEST_TEST_NAME_VARIABLE,
418 replace_test_name_parameters(symbol),
419 );
420 vars.insert(
421 TYPESCRIPT_VITEST_TEST_NAME_VARIABLE,
422 replace_test_name_parameters(symbol),
423 );
424 }
425 let file_path = location
426 .file_location
427 .buffer
428 .read(cx)
429 .file()
430 .map(|file| file.path());
431
432 let args = location.worktree_root.zip(location.fs).zip(file_path).map(
433 |((worktree_root, fs), file_path)| {
434 (
435 self.combined_package_json_data(fs.clone(), &worktree_root, file_path, cx),
436 worktree_root,
437 fs,
438 )
439 },
440 );
441 cx.background_spawn(async move {
442 if let Some((task, worktree_root, fs)) = args {
443 let package_json_data = task.await.log_err();
444 vars.insert(
445 TYPESCRIPT_RUNNER_VARIABLE,
446 detect_package_manager(worktree_root, fs, package_json_data.clone())
447 .await
448 .to_owned(),
449 );
450
451 if let Some(package_json_data) = package_json_data {
452 if let Some(path) = package_json_data.jest_package_path {
453 vars.insert(
454 TYPESCRIPT_JEST_PACKAGE_PATH_VARIABLE,
455 path.parent()
456 .unwrap_or(Path::new(""))
457 .to_string_lossy()
458 .to_string(),
459 );
460 }
461
462 if let Some(path) = package_json_data.mocha_package_path {
463 vars.insert(
464 TYPESCRIPT_MOCHA_PACKAGE_PATH_VARIABLE,
465 path.parent()
466 .unwrap_or(Path::new(""))
467 .to_string_lossy()
468 .to_string(),
469 );
470 }
471
472 if let Some(path) = package_json_data.vitest_package_path {
473 vars.insert(
474 TYPESCRIPT_VITEST_PACKAGE_PATH_VARIABLE,
475 path.parent()
476 .unwrap_or(Path::new(""))
477 .to_string_lossy()
478 .to_string(),
479 );
480 }
481
482 if let Some(path) = package_json_data.jasmine_package_path {
483 vars.insert(
484 TYPESCRIPT_JASMINE_PACKAGE_PATH_VARIABLE,
485 path.parent()
486 .unwrap_or(Path::new(""))
487 .to_string_lossy()
488 .to_string(),
489 );
490 }
491 }
492 }
493 Ok(vars)
494 })
495 }
496}
497
498fn typescript_server_binary_arguments(server_path: &Path) -> Vec<OsString> {
499 vec![server_path.into(), "--stdio".into()]
500}
501
502fn eslint_server_binary_arguments(server_path: &Path) -> Vec<OsString> {
503 vec![
504 "--max-old-space-size=8192".into(),
505 server_path.into(),
506 "--stdio".into(),
507 ]
508}
509
510fn replace_test_name_parameters(test_name: &str) -> String {
511 let pattern = regex::Regex::new(r"(%|\$)[0-9a-zA-Z]+").unwrap();
512
513 regex::escape(&pattern.replace_all(test_name, "(.+?)"))
514}
515
516pub struct TypeScriptLspAdapter {
517 node: NodeRuntime,
518}
519
520impl TypeScriptLspAdapter {
521 const OLD_SERVER_PATH: &'static str = "node_modules/typescript-language-server/lib/cli.js";
522 const NEW_SERVER_PATH: &'static str = "node_modules/typescript-language-server/lib/cli.mjs";
523 const SERVER_NAME: LanguageServerName =
524 LanguageServerName::new_static("typescript-language-server");
525 const PACKAGE_NAME: &str = "typescript";
526 pub fn new(node: NodeRuntime) -> Self {
527 TypeScriptLspAdapter { node }
528 }
529 async fn tsdk_path(fs: &dyn Fs, adapter: &Arc<dyn LspAdapterDelegate>) -> Option<&'static str> {
530 let is_yarn = adapter
531 .read_text_file(PathBuf::from(".yarn/sdks/typescript/lib/typescript.js"))
532 .await
533 .is_ok();
534
535 let tsdk_path = if is_yarn {
536 ".yarn/sdks/typescript/lib"
537 } else {
538 "node_modules/typescript/lib"
539 };
540
541 if fs
542 .is_dir(&adapter.worktree_root_path().join(tsdk_path))
543 .await
544 {
545 Some(tsdk_path)
546 } else {
547 None
548 }
549 }
550}
551
552struct TypeScriptVersions {
553 typescript_version: String,
554 server_version: String,
555}
556
557#[async_trait(?Send)]
558impl LspAdapter for TypeScriptLspAdapter {
559 fn name(&self) -> LanguageServerName {
560 Self::SERVER_NAME
561 }
562
563 async fn fetch_latest_server_version(
564 &self,
565 _: &dyn LspAdapterDelegate,
566 ) -> Result<Box<dyn 'static + Send + Any>> {
567 Ok(Box::new(TypeScriptVersions {
568 typescript_version: self.node.npm_package_latest_version("typescript").await?,
569 server_version: self
570 .node
571 .npm_package_latest_version("typescript-language-server")
572 .await?,
573 }) as Box<_>)
574 }
575
576 async fn check_if_version_installed(
577 &self,
578 version: &(dyn 'static + Send + Any),
579 container_dir: &PathBuf,
580 _: &dyn LspAdapterDelegate,
581 ) -> Option<LanguageServerBinary> {
582 let version = version.downcast_ref::<TypeScriptVersions>().unwrap();
583 let server_path = container_dir.join(Self::NEW_SERVER_PATH);
584
585 let should_install_language_server = self
586 .node
587 .should_install_npm_package(
588 Self::PACKAGE_NAME,
589 &server_path,
590 container_dir,
591 VersionStrategy::Latest(version.typescript_version.as_str()),
592 )
593 .await;
594
595 if should_install_language_server {
596 None
597 } else {
598 Some(LanguageServerBinary {
599 path: self.node.binary_path().await.ok()?,
600 env: None,
601 arguments: typescript_server_binary_arguments(&server_path),
602 })
603 }
604 }
605
606 async fn fetch_server_binary(
607 &self,
608 latest_version: Box<dyn 'static + Send + Any>,
609 container_dir: PathBuf,
610 _: &dyn LspAdapterDelegate,
611 ) -> Result<LanguageServerBinary> {
612 let latest_version = latest_version.downcast::<TypeScriptVersions>().unwrap();
613 let server_path = container_dir.join(Self::NEW_SERVER_PATH);
614
615 self.node
616 .npm_install_packages(
617 &container_dir,
618 &[
619 (
620 Self::PACKAGE_NAME,
621 latest_version.typescript_version.as_str(),
622 ),
623 (
624 "typescript-language-server",
625 latest_version.server_version.as_str(),
626 ),
627 ],
628 )
629 .await?;
630
631 Ok(LanguageServerBinary {
632 path: self.node.binary_path().await?,
633 env: None,
634 arguments: typescript_server_binary_arguments(&server_path),
635 })
636 }
637
638 async fn cached_server_binary(
639 &self,
640 container_dir: PathBuf,
641 _: &dyn LspAdapterDelegate,
642 ) -> Option<LanguageServerBinary> {
643 get_cached_ts_server_binary(container_dir, &self.node).await
644 }
645
646 fn code_action_kinds(&self) -> Option<Vec<CodeActionKind>> {
647 Some(vec![
648 CodeActionKind::QUICKFIX,
649 CodeActionKind::REFACTOR,
650 CodeActionKind::REFACTOR_EXTRACT,
651 CodeActionKind::SOURCE,
652 ])
653 }
654
655 async fn label_for_completion(
656 &self,
657 item: &lsp::CompletionItem,
658 language: &Arc<language::Language>,
659 ) -> Option<language::CodeLabel> {
660 use lsp::CompletionItemKind as Kind;
661 let len = item.label.len();
662 let grammar = language.grammar()?;
663 let highlight_id = match item.kind? {
664 Kind::CLASS | Kind::INTERFACE | Kind::ENUM => grammar.highlight_id_for_name("type"),
665 Kind::CONSTRUCTOR => grammar.highlight_id_for_name("type"),
666 Kind::CONSTANT => grammar.highlight_id_for_name("constant"),
667 Kind::FUNCTION | Kind::METHOD => grammar.highlight_id_for_name("function"),
668 Kind::PROPERTY | Kind::FIELD => grammar.highlight_id_for_name("property"),
669 Kind::VARIABLE => grammar.highlight_id_for_name("variable"),
670 _ => None,
671 }?;
672
673 let text = if let Some(description) = item
674 .label_details
675 .as_ref()
676 .and_then(|label_details| label_details.description.as_ref())
677 {
678 format!("{} {}", item.label, description)
679 } else if let Some(detail) = &item.detail {
680 format!("{} {}", item.label, detail)
681 } else {
682 item.label.clone()
683 };
684 let filter_range = item
685 .filter_text
686 .as_deref()
687 .and_then(|filter| text.find(filter).map(|ix| ix..ix + filter.len()))
688 .unwrap_or(0..len);
689 Some(language::CodeLabel {
690 text,
691 runs: vec![(0..len, highlight_id)],
692 filter_range,
693 })
694 }
695
696 async fn initialization_options(
697 self: Arc<Self>,
698 fs: &dyn Fs,
699 adapter: &Arc<dyn LspAdapterDelegate>,
700 ) -> Result<Option<serde_json::Value>> {
701 let tsdk_path = Self::tsdk_path(fs, adapter).await;
702 Ok(Some(json!({
703 "provideFormatter": true,
704 "hostInfo": "zed",
705 "tsserver": {
706 "path": tsdk_path,
707 },
708 "preferences": {
709 "includeInlayParameterNameHints": "all",
710 "includeInlayParameterNameHintsWhenArgumentMatchesName": true,
711 "includeInlayFunctionParameterTypeHints": true,
712 "includeInlayVariableTypeHints": true,
713 "includeInlayVariableTypeHintsWhenTypeMatchesName": true,
714 "includeInlayPropertyDeclarationTypeHints": true,
715 "includeInlayFunctionLikeReturnTypeHints": true,
716 "includeInlayEnumMemberValueHints": true,
717 }
718 })))
719 }
720
721 async fn workspace_configuration(
722 self: Arc<Self>,
723 _: &dyn Fs,
724 delegate: &Arc<dyn LspAdapterDelegate>,
725 _: Option<Toolchain>,
726 cx: &mut AsyncApp,
727 ) -> Result<Value> {
728 let override_options = cx.update(|cx| {
729 language_server_settings(delegate.as_ref(), &Self::SERVER_NAME, cx)
730 .and_then(|s| s.settings.clone())
731 })?;
732 if let Some(options) = override_options {
733 return Ok(options);
734 }
735 Ok(json!({
736 "completions": {
737 "completeFunctionCalls": true
738 }
739 }))
740 }
741
742 fn language_ids(&self) -> HashMap<LanguageName, String> {
743 HashMap::from_iter([
744 (LanguageName::new("TypeScript"), "typescript".into()),
745 (LanguageName::new("JavaScript"), "javascript".into()),
746 (LanguageName::new("TSX"), "typescriptreact".into()),
747 ])
748 }
749}
750
751async fn get_cached_ts_server_binary(
752 container_dir: PathBuf,
753 node: &NodeRuntime,
754) -> Option<LanguageServerBinary> {
755 maybe!(async {
756 let old_server_path = container_dir.join(TypeScriptLspAdapter::OLD_SERVER_PATH);
757 let new_server_path = container_dir.join(TypeScriptLspAdapter::NEW_SERVER_PATH);
758 if new_server_path.exists() {
759 Ok(LanguageServerBinary {
760 path: node.binary_path().await?,
761 env: None,
762 arguments: typescript_server_binary_arguments(&new_server_path),
763 })
764 } else if old_server_path.exists() {
765 Ok(LanguageServerBinary {
766 path: node.binary_path().await?,
767 env: None,
768 arguments: typescript_server_binary_arguments(&old_server_path),
769 })
770 } else {
771 anyhow::bail!("missing executable in directory {container_dir:?}")
772 }
773 })
774 .await
775 .log_err()
776}
777
778pub struct EsLintLspAdapter {
779 node: NodeRuntime,
780}
781
782impl EsLintLspAdapter {
783 const CURRENT_VERSION: &'static str = "2.4.4";
784 const CURRENT_VERSION_TAG_NAME: &'static str = "release/2.4.4";
785
786 #[cfg(not(windows))]
787 const GITHUB_ASSET_KIND: AssetKind = AssetKind::TarGz;
788 #[cfg(windows)]
789 const GITHUB_ASSET_KIND: AssetKind = AssetKind::Zip;
790
791 const SERVER_PATH: &'static str = "vscode-eslint/server/out/eslintServer.js";
792 const SERVER_NAME: LanguageServerName = LanguageServerName::new_static("eslint");
793
794 const FLAT_CONFIG_FILE_NAMES: &'static [&'static str] = &[
795 "eslint.config.js",
796 "eslint.config.mjs",
797 "eslint.config.cjs",
798 "eslint.config.ts",
799 "eslint.config.cts",
800 "eslint.config.mts",
801 ];
802
803 pub fn new(node: NodeRuntime) -> Self {
804 EsLintLspAdapter { node }
805 }
806
807 fn build_destination_path(container_dir: &Path) -> PathBuf {
808 container_dir.join(format!("vscode-eslint-{}", Self::CURRENT_VERSION))
809 }
810}
811
812#[async_trait(?Send)]
813impl LspAdapter for EsLintLspAdapter {
814 fn code_action_kinds(&self) -> Option<Vec<CodeActionKind>> {
815 Some(vec![
816 CodeActionKind::QUICKFIX,
817 CodeActionKind::new("source.fixAll.eslint"),
818 ])
819 }
820
821 async fn workspace_configuration(
822 self: Arc<Self>,
823 _: &dyn Fs,
824 delegate: &Arc<dyn LspAdapterDelegate>,
825 _: Option<Toolchain>,
826 cx: &mut AsyncApp,
827 ) -> Result<Value> {
828 let workspace_root = delegate.worktree_root_path();
829 let use_flat_config = Self::FLAT_CONFIG_FILE_NAMES
830 .iter()
831 .any(|file| workspace_root.join(file).is_file());
832
833 let mut default_workspace_configuration = json!({
834 "validate": "on",
835 "rulesCustomizations": [],
836 "run": "onType",
837 "nodePath": null,
838 "workingDirectory": {
839 "mode": "auto"
840 },
841 "workspaceFolder": {
842 "uri": workspace_root,
843 "name": workspace_root.file_name()
844 .unwrap_or(workspace_root.as_os_str())
845 .to_string_lossy(),
846 },
847 "problems": {},
848 "codeActionOnSave": {
849 // We enable this, but without also configuring code_actions_on_format
850 // in the Zed configuration, it doesn't have an effect.
851 "enable": true,
852 },
853 "codeAction": {
854 "disableRuleComment": {
855 "enable": true,
856 "location": "separateLine",
857 },
858 "showDocumentation": {
859 "enable": true
860 }
861 },
862 "experimental": {
863 "useFlatConfig": use_flat_config,
864 }
865 });
866
867 let override_options = cx.update(|cx| {
868 language_server_settings(delegate.as_ref(), &Self::SERVER_NAME, cx)
869 .and_then(|s| s.settings.clone())
870 })?;
871
872 if let Some(override_options) = override_options {
873 merge_json_value_into(override_options, &mut default_workspace_configuration);
874 }
875
876 Ok(json!({
877 "": default_workspace_configuration
878 }))
879 }
880
881 fn name(&self) -> LanguageServerName {
882 Self::SERVER_NAME
883 }
884
885 async fn fetch_latest_server_version(
886 &self,
887 _delegate: &dyn LspAdapterDelegate,
888 ) -> Result<Box<dyn 'static + Send + Any>> {
889 let url = build_asset_url(
890 "zed-industries/vscode-eslint",
891 Self::CURRENT_VERSION_TAG_NAME,
892 Self::GITHUB_ASSET_KIND,
893 )?;
894
895 Ok(Box::new(GitHubLspBinaryVersion {
896 name: Self::CURRENT_VERSION.into(),
897 digest: None,
898 url,
899 }))
900 }
901
902 async fn fetch_server_binary(
903 &self,
904 version: Box<dyn 'static + Send + Any>,
905 container_dir: PathBuf,
906 delegate: &dyn LspAdapterDelegate,
907 ) -> Result<LanguageServerBinary> {
908 let version = version.downcast::<GitHubLspBinaryVersion>().unwrap();
909 let destination_path = Self::build_destination_path(&container_dir);
910 let server_path = destination_path.join(Self::SERVER_PATH);
911
912 if fs::metadata(&server_path).await.is_err() {
913 remove_matching(&container_dir, |_| true).await;
914
915 download_server_binary(
916 delegate,
917 &version.url,
918 None,
919 &destination_path,
920 Self::GITHUB_ASSET_KIND,
921 )
922 .await?;
923
924 let mut dir = fs::read_dir(&destination_path).await?;
925 let first = dir.next().await.context("missing first file")??;
926 let repo_root = destination_path.join("vscode-eslint");
927 fs::rename(first.path(), &repo_root).await?;
928
929 #[cfg(target_os = "windows")]
930 {
931 handle_symlink(
932 repo_root.join("$shared"),
933 repo_root.join("client").join("src").join("shared"),
934 )
935 .await?;
936 handle_symlink(
937 repo_root.join("$shared"),
938 repo_root.join("server").join("src").join("shared"),
939 )
940 .await?;
941 }
942
943 self.node
944 .run_npm_subcommand(&repo_root, "install", &[])
945 .await?;
946
947 self.node
948 .run_npm_subcommand(&repo_root, "run-script", &["compile"])
949 .await?;
950 }
951
952 Ok(LanguageServerBinary {
953 path: self.node.binary_path().await?,
954 env: None,
955 arguments: eslint_server_binary_arguments(&server_path),
956 })
957 }
958
959 async fn cached_server_binary(
960 &self,
961 container_dir: PathBuf,
962 _: &dyn LspAdapterDelegate,
963 ) -> Option<LanguageServerBinary> {
964 let server_path =
965 Self::build_destination_path(&container_dir).join(EsLintLspAdapter::SERVER_PATH);
966 Some(LanguageServerBinary {
967 path: self.node.binary_path().await.ok()?,
968 env: None,
969 arguments: eslint_server_binary_arguments(&server_path),
970 })
971 }
972}
973
974#[cfg(target_os = "windows")]
975async fn handle_symlink(src_dir: PathBuf, dest_dir: PathBuf) -> Result<()> {
976 anyhow::ensure!(
977 fs::metadata(&src_dir).await.is_ok(),
978 "Directory {src_dir:?} is not present"
979 );
980 if fs::metadata(&dest_dir).await.is_ok() {
981 fs::remove_file(&dest_dir).await?;
982 }
983 fs::create_dir_all(&dest_dir).await?;
984 let mut entries = fs::read_dir(&src_dir).await?;
985 while let Some(entry) = entries.try_next().await? {
986 let entry_path = entry.path();
987 let entry_name = entry.file_name();
988 let dest_path = dest_dir.join(&entry_name);
989 fs::copy(&entry_path, &dest_path).await?;
990 }
991 Ok(())
992}
993
994#[cfg(test)]
995mod tests {
996 use std::path::Path;
997
998 use gpui::{AppContext as _, BackgroundExecutor, TestAppContext};
999 use language::language_settings;
1000 use project::{FakeFs, Project};
1001 use serde_json::json;
1002 use task::TaskTemplates;
1003 use unindent::Unindent;
1004 use util::path;
1005
1006 use crate::typescript::{PackageJsonData, TypeScriptContextProvider};
1007
1008 #[gpui::test]
1009 async fn test_outline(cx: &mut TestAppContext) {
1010 let language = crate::language(
1011 "typescript",
1012 tree_sitter_typescript::LANGUAGE_TYPESCRIPT.into(),
1013 );
1014
1015 let text = r#"
1016 function a() {
1017 // local variables are omitted
1018 let a1 = 1;
1019 // all functions are included
1020 async function a2() {}
1021 }
1022 // top-level variables are included
1023 let b: C
1024 function getB() {}
1025 // exported variables are included
1026 export const d = e;
1027 "#
1028 .unindent();
1029
1030 let buffer = cx.new(|cx| language::Buffer::local(text, cx).with_language(language, cx));
1031 let outline = buffer.read_with(cx, |buffer, _| buffer.snapshot().outline(None).unwrap());
1032 assert_eq!(
1033 outline
1034 .items
1035 .iter()
1036 .map(|item| (item.text.as_str(), item.depth))
1037 .collect::<Vec<_>>(),
1038 &[
1039 ("function a()", 0),
1040 ("async function a2()", 1),
1041 ("let b", 0),
1042 ("function getB()", 0),
1043 ("const d", 0),
1044 ]
1045 );
1046 }
1047
1048 #[gpui::test]
1049 async fn test_generator_function_outline(cx: &mut TestAppContext) {
1050 let language = crate::language("javascript", tree_sitter_typescript::LANGUAGE_TSX.into());
1051
1052 let text = r#"
1053 function normalFunction() {
1054 console.log("normal");
1055 }
1056
1057 function* simpleGenerator() {
1058 yield 1;
1059 yield 2;
1060 }
1061
1062 async function* asyncGenerator() {
1063 yield await Promise.resolve(1);
1064 }
1065
1066 function* generatorWithParams(start, end) {
1067 for (let i = start; i <= end; i++) {
1068 yield i;
1069 }
1070 }
1071
1072 class TestClass {
1073 *methodGenerator() {
1074 yield "method";
1075 }
1076
1077 async *asyncMethodGenerator() {
1078 yield "async method";
1079 }
1080 }
1081 "#
1082 .unindent();
1083
1084 let buffer = cx.new(|cx| language::Buffer::local(text, cx).with_language(language, cx));
1085 let outline = buffer.read_with(cx, |buffer, _| buffer.snapshot().outline(None).unwrap());
1086 assert_eq!(
1087 outline
1088 .items
1089 .iter()
1090 .map(|item| (item.text.as_str(), item.depth))
1091 .collect::<Vec<_>>(),
1092 &[
1093 ("function normalFunction()", 0),
1094 ("function* simpleGenerator()", 0),
1095 ("async function* asyncGenerator()", 0),
1096 ("function* generatorWithParams( )", 0),
1097 ("class TestClass", 0),
1098 ("*methodGenerator()", 1),
1099 ("async *asyncMethodGenerator()", 1),
1100 ]
1101 );
1102 }
1103
1104 #[gpui::test]
1105 async fn test_package_json_discovery(executor: BackgroundExecutor, cx: &mut TestAppContext) {
1106 cx.update(|cx| {
1107 settings::init(cx);
1108 Project::init_settings(cx);
1109 language_settings::init(cx);
1110 });
1111
1112 let package_json_1 = json!({
1113 "dependencies": {
1114 "mocha": "1.0.0",
1115 "vitest": "1.0.0"
1116 },
1117 "scripts": {
1118 "test": ""
1119 }
1120 })
1121 .to_string();
1122
1123 let package_json_2 = json!({
1124 "devDependencies": {
1125 "vitest": "2.0.0"
1126 },
1127 "scripts": {
1128 "test": ""
1129 }
1130 })
1131 .to_string();
1132
1133 let fs = FakeFs::new(executor);
1134 fs.insert_tree(
1135 path!("/root"),
1136 json!({
1137 "package.json": package_json_1,
1138 "sub": {
1139 "package.json": package_json_2,
1140 "file.js": "",
1141 }
1142 }),
1143 )
1144 .await;
1145
1146 let provider = TypeScriptContextProvider::new();
1147 let package_json_data = cx
1148 .update(|cx| {
1149 provider.combined_package_json_data(
1150 fs.clone(),
1151 path!("/root").as_ref(),
1152 "sub/file1.js".as_ref(),
1153 cx,
1154 )
1155 })
1156 .await
1157 .unwrap();
1158 pretty_assertions::assert_eq!(
1159 package_json_data,
1160 PackageJsonData {
1161 jest_package_path: None,
1162 mocha_package_path: Some(Path::new(path!("/root/package.json")).into()),
1163 vitest_package_path: Some(Path::new(path!("/root/sub/package.json")).into()),
1164 jasmine_package_path: None,
1165 scripts: [
1166 (
1167 Path::new(path!("/root/package.json")).into(),
1168 "test".to_owned()
1169 ),
1170 (
1171 Path::new(path!("/root/sub/package.json")).into(),
1172 "test".to_owned()
1173 )
1174 ]
1175 .into_iter()
1176 .collect(),
1177 package_manager: None,
1178 }
1179 );
1180
1181 let mut task_templates = TaskTemplates::default();
1182 package_json_data.fill_task_templates(&mut task_templates);
1183 let task_templates = task_templates
1184 .0
1185 .into_iter()
1186 .map(|template| (template.label, template.cwd))
1187 .collect::<Vec<_>>();
1188 pretty_assertions::assert_eq!(
1189 task_templates,
1190 [
1191 (
1192 "vitest file test".into(),
1193 Some("$ZED_CUSTOM_TYPESCRIPT_VITEST_PACKAGE_PATH".into()),
1194 ),
1195 (
1196 "vitest test $ZED_SYMBOL".into(),
1197 Some("$ZED_CUSTOM_TYPESCRIPT_VITEST_PACKAGE_PATH".into()),
1198 ),
1199 (
1200 "mocha file test".into(),
1201 Some("$ZED_CUSTOM_TYPESCRIPT_MOCHA_PACKAGE_PATH".into()),
1202 ),
1203 (
1204 "mocha test $ZED_SYMBOL".into(),
1205 Some("$ZED_CUSTOM_TYPESCRIPT_MOCHA_PACKAGE_PATH".into()),
1206 ),
1207 (
1208 "root/package.json > test".into(),
1209 Some(path!("/root").into())
1210 ),
1211 (
1212 "sub/package.json > test".into(),
1213 Some(path!("/root/sub").into())
1214 ),
1215 ]
1216 );
1217 }
1218}