1use anyhow::{anyhow, bail, Context, Result};
2use async_compression::futures::bufread::GzipDecoder;
3use async_tar::Archive;
4use async_trait::async_trait;
5use collections::HashMap;
6use futures::StreamExt;
7use gpui::{AppContext, AsyncAppContext};
8use http_client::github::{latest_github_release, GitHubLspBinaryVersion};
9use language::{LanguageRegistry, LanguageToolchainStore, LspAdapter, LspAdapterDelegate};
10use lsp::{LanguageServerBinary, LanguageServerName};
11use node_runtime::NodeRuntime;
12use project::ContextProviderWithTasks;
13use serde_json::{json, Value};
14use settings::{KeymapFile, SettingsJsonSchemaParams, SettingsStore};
15use smol::{
16 fs::{self},
17 io::BufReader,
18};
19use std::{
20 any::Any,
21 env::consts,
22 ffi::OsString,
23 path::{Path, PathBuf},
24 str::FromStr,
25 sync::{Arc, OnceLock},
26};
27use task::{TaskTemplate, TaskTemplates, VariableName};
28use util::{fs::remove_matching, maybe, ResultExt};
29
30const SERVER_PATH: &str =
31 "node_modules/vscode-langservers-extracted/bin/vscode-json-language-server";
32
33// Origin: https://github.com/SchemaStore/schemastore
34const TSCONFIG_SCHEMA: &str = include_str!("json/schemas/tsconfig.json");
35const PACKAGE_JSON_SCHEMA: &str = include_str!("json/schemas/package.json");
36
37pub(super) fn json_task_context() -> ContextProviderWithTasks {
38 ContextProviderWithTasks::new(TaskTemplates(vec![
39 TaskTemplate {
40 label: "package script $ZED_CUSTOM_script".to_owned(),
41 command: "npm --prefix $ZED_DIRNAME run".to_owned(),
42 args: vec![VariableName::Custom("script".into()).template_value()],
43 tags: vec!["package-script".into()],
44 ..TaskTemplate::default()
45 },
46 TaskTemplate {
47 label: "composer script $ZED_CUSTOM_script".to_owned(),
48 command: "composer -d $ZED_DIRNAME".to_owned(),
49 args: vec![VariableName::Custom("script".into()).template_value()],
50 tags: vec!["composer-script".into()],
51 ..TaskTemplate::default()
52 },
53 ]))
54}
55
56fn server_binary_arguments(server_path: &Path) -> Vec<OsString> {
57 vec![server_path.into(), "--stdio".into()]
58}
59
60pub struct JsonLspAdapter {
61 node: NodeRuntime,
62 languages: Arc<LanguageRegistry>,
63 workspace_config: OnceLock<Value>,
64}
65
66impl JsonLspAdapter {
67 pub fn new(node: NodeRuntime, languages: Arc<LanguageRegistry>) -> Self {
68 Self {
69 node,
70 languages,
71 workspace_config: Default::default(),
72 }
73 }
74
75 fn get_workspace_config(language_names: Vec<String>, cx: &mut AppContext) -> Value {
76 let action_names = cx.all_action_names();
77
78 let font_names = &cx.text_system().all_font_names();
79 let settings_schema = cx.global::<SettingsStore>().json_schema(
80 &SettingsJsonSchemaParams {
81 language_names: &language_names,
82 font_names,
83 },
84 cx,
85 );
86 let tasks_schema = task::TaskTemplates::generate_json_schema();
87 let tsconfig_schema = serde_json::Value::from_str(TSCONFIG_SCHEMA).unwrap();
88 let package_json_schema = serde_json::Value::from_str(PACKAGE_JSON_SCHEMA).unwrap();
89
90 serde_json::json!({
91 "json": {
92 "format": {
93 "enable": true,
94 },
95 "validate":
96 {
97 "enable": true,
98 },
99 "schemas": [
100 {
101 "fileMatch": ["tsconfig.json"],
102 "schema":tsconfig_schema
103 },
104 {
105 "fileMatch": ["package.json"],
106 "schema":package_json_schema
107 },
108 {
109 "fileMatch": [
110 schema_file_match(paths::settings_file()),
111 paths::local_settings_file_relative_path()
112 ],
113 "schema": settings_schema,
114 },
115 {
116 "fileMatch": [schema_file_match(paths::keymap_file())],
117 "schema": KeymapFile::generate_json_schema(action_names),
118 },
119 {
120 "fileMatch": [
121 schema_file_match(paths::tasks_file()),
122 paths::local_tasks_file_relative_path()
123 ],
124 "schema": tasks_schema,
125 }
126
127 ]
128 }
129 })
130 }
131}
132
133#[async_trait(?Send)]
134impl LspAdapter for JsonLspAdapter {
135 fn name(&self) -> LanguageServerName {
136 LanguageServerName("json-language-server".into())
137 }
138
139 async fn fetch_latest_server_version(
140 &self,
141 _: &dyn LspAdapterDelegate,
142 ) -> Result<Box<dyn 'static + Send + Any>> {
143 Ok(Box::new(
144 self.node
145 .npm_package_latest_version("vscode-langservers-extracted")
146 .await?,
147 ) as Box<_>)
148 }
149
150 async fn fetch_server_binary(
151 &self,
152 latest_version: Box<dyn 'static + Send + Any>,
153 container_dir: PathBuf,
154 _: &dyn LspAdapterDelegate,
155 ) -> Result<LanguageServerBinary> {
156 let latest_version = latest_version.downcast::<String>().unwrap();
157 let server_path = container_dir.join(SERVER_PATH);
158 let package_name = "vscode-langservers-extracted";
159
160 let should_install_language_server = self
161 .node
162 .should_install_npm_package(package_name, &server_path, &container_dir, &latest_version)
163 .await;
164
165 if should_install_language_server {
166 self.node
167 .npm_install_packages(&container_dir, &[(package_name, latest_version.as_str())])
168 .await?;
169 }
170
171 Ok(LanguageServerBinary {
172 path: self.node.binary_path().await?,
173 env: None,
174 arguments: server_binary_arguments(&server_path),
175 })
176 }
177
178 async fn cached_server_binary(
179 &self,
180 container_dir: PathBuf,
181 _: &dyn LspAdapterDelegate,
182 ) -> Option<LanguageServerBinary> {
183 get_cached_server_binary(container_dir, &self.node).await
184 }
185
186 async fn initialization_options(
187 self: Arc<Self>,
188 _: &Arc<dyn LspAdapterDelegate>,
189 ) -> Result<Option<serde_json::Value>> {
190 Ok(Some(json!({
191 "provideFormatter": true
192 })))
193 }
194
195 async fn workspace_configuration(
196 self: Arc<Self>,
197 _: &Arc<dyn LspAdapterDelegate>,
198 _: Arc<dyn LanguageToolchainStore>,
199 cx: &mut AsyncAppContext,
200 ) -> Result<Value> {
201 cx.update(|cx| {
202 self.workspace_config
203 .get_or_init(|| Self::get_workspace_config(self.languages.language_names(), cx))
204 .clone()
205 })
206 }
207
208 fn language_ids(&self) -> HashMap<String, String> {
209 [
210 ("JSON".into(), "json".into()),
211 ("JSONC".into(), "jsonc".into()),
212 ]
213 .into_iter()
214 .collect()
215 }
216}
217
218async fn get_cached_server_binary(
219 container_dir: PathBuf,
220 node: &NodeRuntime,
221) -> Option<LanguageServerBinary> {
222 maybe!(async {
223 let mut last_version_dir = None;
224 let mut entries = fs::read_dir(&container_dir).await?;
225 while let Some(entry) = entries.next().await {
226 let entry = entry?;
227 if entry.file_type().await?.is_dir() {
228 last_version_dir = Some(entry.path());
229 }
230 }
231
232 let last_version_dir = last_version_dir.ok_or_else(|| anyhow!("no cached binary"))?;
233 let server_path = last_version_dir.join(SERVER_PATH);
234 if server_path.exists() {
235 Ok(LanguageServerBinary {
236 path: node.binary_path().await?,
237 env: None,
238 arguments: server_binary_arguments(&server_path),
239 })
240 } else {
241 Err(anyhow!(
242 "missing executable in directory {:?}",
243 last_version_dir
244 ))
245 }
246 })
247 .await
248 .log_err()
249}
250
251#[inline]
252fn schema_file_match(path: &Path) -> String {
253 path.strip_prefix(path.parent().unwrap().parent().unwrap())
254 .unwrap()
255 .display()
256 .to_string()
257 .replace('\\', "/")
258}
259
260pub(super) struct NodeVersionAdapter;
261
262#[async_trait(?Send)]
263impl LspAdapter for NodeVersionAdapter {
264 fn name(&self) -> LanguageServerName {
265 LanguageServerName("package-version-server".into())
266 }
267
268 async fn fetch_latest_server_version(
269 &self,
270 delegate: &dyn LspAdapterDelegate,
271 ) -> Result<Box<dyn 'static + Send + Any>> {
272 let release = latest_github_release(
273 "zed-industries/package-version-server",
274 true,
275 false,
276 delegate.http_client(),
277 )
278 .await?;
279 let os = match consts::OS {
280 "macos" => "apple-darwin",
281 "linux" => "unknown-linux-gnu",
282 "windows" => "pc-windows-msvc",
283 other => bail!("Running on unsupported os: {other}"),
284 };
285 let suffix = if consts::OS == "windows" {
286 ".zip"
287 } else {
288 ".tar.gz"
289 };
290 let asset_name = format!("package-version-server-{}-{os}{suffix}", consts::ARCH);
291 let asset = release
292 .assets
293 .iter()
294 .find(|asset| asset.name == asset_name)
295 .with_context(|| format!("no asset found matching `{asset_name:?}`"))?;
296 Ok(Box::new(GitHubLspBinaryVersion {
297 name: release.tag_name,
298 url: asset.browser_download_url.clone(),
299 }))
300 }
301
302 async fn fetch_server_binary(
303 &self,
304 latest_version: Box<dyn 'static + Send + Any>,
305 container_dir: PathBuf,
306 delegate: &dyn LspAdapterDelegate,
307 ) -> Result<LanguageServerBinary> {
308 let version = latest_version.downcast::<GitHubLspBinaryVersion>().unwrap();
309 let destination_path = container_dir.join(format!(
310 "package-version-server-{}{}",
311 version.name,
312 std::env::consts::EXE_SUFFIX
313 ));
314 let destination_container_path =
315 container_dir.join(format!("package-version-server-{}-tmp", version.name));
316 if fs::metadata(&destination_path).await.is_err() {
317 let mut response = delegate
318 .http_client()
319 .get(&version.url, Default::default(), true)
320 .await
321 .map_err(|err| anyhow!("error downloading release: {}", err))?;
322 if version.url.ends_with(".zip") {
323 node_runtime::extract_zip(
324 &destination_container_path,
325 BufReader::new(response.body_mut()),
326 )
327 .await?;
328 } else if version.url.ends_with(".tar.gz") {
329 let decompressed_bytes = GzipDecoder::new(BufReader::new(response.body_mut()));
330 let archive = Archive::new(decompressed_bytes);
331 archive.unpack(&destination_container_path).await?;
332 }
333
334 fs::copy(
335 destination_container_path.join(format!(
336 "package-version-server{}",
337 std::env::consts::EXE_SUFFIX
338 )),
339 &destination_path,
340 )
341 .await?;
342 // todo("windows")
343 #[cfg(not(windows))]
344 {
345 fs::set_permissions(
346 &destination_path,
347 <fs::Permissions as fs::unix::PermissionsExt>::from_mode(0o755),
348 )
349 .await?;
350 }
351 remove_matching(&container_dir, |entry| entry != destination_path).await;
352 }
353 Ok(LanguageServerBinary {
354 path: destination_path,
355 env: None,
356 arguments: Default::default(),
357 })
358 }
359
360 async fn cached_server_binary(
361 &self,
362 container_dir: PathBuf,
363 _delegate: &dyn LspAdapterDelegate,
364 ) -> Option<LanguageServerBinary> {
365 get_cached_version_server_binary(container_dir).await
366 }
367}
368
369async fn get_cached_version_server_binary(container_dir: PathBuf) -> Option<LanguageServerBinary> {
370 maybe!(async {
371 let mut last = None;
372 let mut entries = fs::read_dir(&container_dir).await?;
373 while let Some(entry) = entries.next().await {
374 last = Some(entry?.path());
375 }
376
377 anyhow::Ok(LanguageServerBinary {
378 path: last.ok_or_else(|| anyhow!("no cached binary"))?,
379 env: None,
380 arguments: Default::default(),
381 })
382 })
383 .await
384 .log_err()
385}