1use anyhow::Context as _;
2use gpui::{App, SharedString, UpdateGlobal};
3use node_runtime::NodeRuntime;
4use project::Fs;
5use python::PyprojectTomlManifestProvider;
6use rust::CargoManifestProvider;
7use rust_embed::RustEmbed;
8use settings::{SemanticTokenRules, SettingsStore};
9use smol::stream::StreamExt;
10use std::{str, sync::Arc};
11use util::{ResultExt, asset_str};
12
13pub use language::*;
14
15use crate::{
16 json::JsonTaskProvider,
17 python::{BasedPyrightLspAdapter, RuffLspAdapter},
18};
19
20mod bash;
21mod c;
22mod cpp;
23mod css;
24mod eslint;
25mod go;
26mod json;
27mod package_json;
28mod python;
29mod rust;
30mod tailwind;
31mod tailwindcss;
32mod typescript;
33mod vtsls;
34mod yaml;
35
36pub(crate) use package_json::{PackageJson, PackageJsonData};
37
38#[derive(RustEmbed)]
39#[folder = "src/"]
40#[exclude = "*.rs"]
41struct LanguageDir;
42
43/// A shared grammar for plain text, exposed for reuse by downstream crates.
44#[cfg(feature = "tree-sitter-gitcommit")]
45pub static LANGUAGE_GIT_COMMIT: std::sync::LazyLock<Arc<Language>> =
46 std::sync::LazyLock::new(|| {
47 Arc::new(Language::new(
48 LanguageConfig {
49 name: "Git Commit".into(),
50 soft_wrap: Some(language::language_settings::SoftWrap::EditorWidth),
51 matcher: LanguageMatcher {
52 path_suffixes: vec!["COMMIT_EDITMSG".to_owned()],
53 first_line_pattern: None,
54 },
55 line_comments: vec![Arc::from("#")],
56 ..LanguageConfig::default()
57 },
58 Some(tree_sitter_gitcommit::LANGUAGE.into()),
59 ))
60 });
61
62pub fn init(languages: Arc<LanguageRegistry>, fs: Arc<dyn Fs>, node: NodeRuntime, cx: &mut App) {
63 #[cfg(feature = "load-grammars")]
64 languages.register_native_grammars([
65 ("bash", tree_sitter_bash::LANGUAGE),
66 ("c", tree_sitter_c::LANGUAGE),
67 ("cpp", tree_sitter_cpp::LANGUAGE),
68 ("css", tree_sitter_css::LANGUAGE),
69 ("diff", tree_sitter_diff::LANGUAGE),
70 ("go", tree_sitter_go::LANGUAGE),
71 ("gomod", tree_sitter_go_mod::LANGUAGE),
72 ("gowork", tree_sitter_gowork::LANGUAGE),
73 ("jsdoc", tree_sitter_jsdoc::LANGUAGE),
74 ("json", tree_sitter_json::LANGUAGE),
75 ("jsonc", tree_sitter_json::LANGUAGE),
76 ("markdown", tree_sitter_md::LANGUAGE),
77 ("markdown-inline", tree_sitter_md::INLINE_LANGUAGE),
78 ("python", tree_sitter_python::LANGUAGE),
79 ("regex", tree_sitter_regex::LANGUAGE),
80 ("rust", tree_sitter_rust::LANGUAGE),
81 ("tsx", tree_sitter_typescript::LANGUAGE_TSX),
82 ("typescript", tree_sitter_typescript::LANGUAGE_TYPESCRIPT),
83 ("yaml", tree_sitter_yaml::LANGUAGE),
84 ("gitcommit", tree_sitter_gitcommit::LANGUAGE),
85 ]);
86
87 let c_lsp_adapter = Arc::new(c::CLspAdapter);
88 let css_lsp_adapter = Arc::new(css::CssLspAdapter::new(node.clone()));
89 let eslint_adapter = Arc::new(eslint::EsLintLspAdapter::new(node.clone()));
90 let go_context_provider = Arc::new(go::GoContextProvider);
91 let go_lsp_adapter = Arc::new(go::GoLspAdapter);
92 let json_context_provider = Arc::new(JsonTaskProvider);
93 let json_lsp_adapter = Arc::new(json::JsonLspAdapter::new(languages.clone(), node.clone()));
94 let node_version_lsp_adapter = Arc::new(json::NodeVersionAdapter);
95 let py_lsp_adapter = Arc::new(python::PyLspAdapter::new());
96 let ty_lsp_adapter = Arc::new(python::TyLspAdapter::new(fs.clone()));
97 let python_context_provider = Arc::new(python::PythonContextProvider);
98 let python_lsp_adapter = Arc::new(python::PyrightLspAdapter::new(node.clone()));
99 let basedpyright_lsp_adapter = Arc::new(BasedPyrightLspAdapter::new(node.clone()));
100 let ruff_lsp_adapter = Arc::new(RuffLspAdapter::new(fs.clone()));
101 let python_toolchain_provider = Arc::new(python::PythonToolchainProvider);
102 let rust_context_provider = Arc::new(rust::RustContextProvider);
103 let rust_lsp_adapter = Arc::new(rust::RustLspAdapter);
104 let tailwind_adapter = Arc::new(tailwind::TailwindLspAdapter::new(node.clone()));
105 let tailwindcss_adapter = Arc::new(tailwindcss::TailwindCssLspAdapter::new(node.clone()));
106 let typescript_context = Arc::new(typescript::TypeScriptContextProvider::new(fs.clone()));
107 let typescript_lsp_adapter = Arc::new(typescript::TypeScriptLspAdapter::new(
108 node.clone(),
109 fs.clone(),
110 ));
111 let vtsls_adapter = Arc::new(vtsls::VtslsLspAdapter::new(node.clone(), fs.clone()));
112 let yaml_lsp_adapter = Arc::new(yaml::YamlLspAdapter::new(node));
113
114 let built_in_languages = [
115 LanguageInfo {
116 name: "bash",
117 context: Some(Arc::new(bash::bash_task_context())),
118 ..Default::default()
119 },
120 LanguageInfo {
121 name: "c",
122 adapters: vec![c_lsp_adapter.clone()],
123 ..Default::default()
124 },
125 LanguageInfo {
126 name: "cpp",
127 adapters: vec![c_lsp_adapter],
128 semantic_token_rules: Some(cpp::semantic_token_rules()),
129 ..Default::default()
130 },
131 LanguageInfo {
132 name: "css",
133 adapters: vec![css_lsp_adapter],
134 ..Default::default()
135 },
136 LanguageInfo {
137 name: "diff",
138 adapters: vec![],
139 ..Default::default()
140 },
141 LanguageInfo {
142 name: "go",
143 adapters: vec![go_lsp_adapter.clone()],
144 context: Some(go_context_provider.clone()),
145 semantic_token_rules: Some(go::semantic_token_rules()),
146 ..Default::default()
147 },
148 LanguageInfo {
149 name: "gomod",
150 adapters: vec![go_lsp_adapter.clone()],
151 context: Some(go_context_provider.clone()),
152 ..Default::default()
153 },
154 LanguageInfo {
155 name: "gowork",
156 adapters: vec![go_lsp_adapter],
157 context: Some(go_context_provider),
158 ..Default::default()
159 },
160 LanguageInfo {
161 name: "json",
162 adapters: vec![json_lsp_adapter.clone(), node_version_lsp_adapter],
163 context: Some(json_context_provider.clone()),
164 ..Default::default()
165 },
166 LanguageInfo {
167 name: "jsonc",
168 adapters: vec![json_lsp_adapter],
169 context: Some(json_context_provider),
170 ..Default::default()
171 },
172 LanguageInfo {
173 name: "markdown",
174 adapters: vec![],
175 ..Default::default()
176 },
177 LanguageInfo {
178 name: "markdown-inline",
179 adapters: vec![],
180 ..Default::default()
181 },
182 LanguageInfo {
183 name: "python",
184 adapters: vec![
185 basedpyright_lsp_adapter,
186 ruff_lsp_adapter,
187 ty_lsp_adapter,
188 py_lsp_adapter,
189 python_lsp_adapter,
190 ],
191 context: Some(python_context_provider),
192 toolchain: Some(python_toolchain_provider),
193 manifest_name: Some(SharedString::new_static("pyproject.toml").into()),
194 ..Default::default()
195 },
196 LanguageInfo {
197 name: "rust",
198 adapters: vec![rust_lsp_adapter],
199 context: Some(rust_context_provider),
200 manifest_name: Some(SharedString::new_static("Cargo.toml").into()),
201 semantic_token_rules: Some(rust::semantic_token_rules()),
202 ..Default::default()
203 },
204 LanguageInfo {
205 name: "tsx",
206 adapters: vec![typescript_lsp_adapter.clone(), vtsls_adapter.clone()],
207 context: Some(typescript_context.clone()),
208 ..Default::default()
209 },
210 LanguageInfo {
211 name: "typescript",
212 adapters: vec![typescript_lsp_adapter.clone(), vtsls_adapter.clone()],
213 context: Some(typescript_context.clone()),
214 ..Default::default()
215 },
216 LanguageInfo {
217 name: "javascript",
218 adapters: vec![typescript_lsp_adapter.clone(), vtsls_adapter.clone()],
219 context: Some(typescript_context),
220 ..Default::default()
221 },
222 LanguageInfo {
223 name: "jsdoc",
224 adapters: vec![typescript_lsp_adapter.clone(), vtsls_adapter.clone()],
225 ..Default::default()
226 },
227 LanguageInfo {
228 name: "regex",
229 adapters: vec![],
230 ..Default::default()
231 },
232 LanguageInfo {
233 name: "yaml",
234 adapters: vec![yaml_lsp_adapter],
235 ..Default::default()
236 },
237 LanguageInfo {
238 name: "gitcommit",
239 ..Default::default()
240 },
241 LanguageInfo {
242 name: "zed-keybind-context",
243 ..Default::default()
244 },
245 ];
246
247 for registration in built_in_languages {
248 register_language(
249 &languages,
250 registration.name,
251 registration.adapters,
252 registration.context,
253 registration.toolchain,
254 registration.manifest_name,
255 registration.semantic_token_rules,
256 cx,
257 );
258 }
259
260 // Register globally available language servers.
261 //
262 // This will allow users to add support for a built-in language server (e.g., Tailwind)
263 // for a given language via the `language_servers` setting:
264 //
265 // ```json
266 // {
267 // "languages": {
268 // "My Language": {
269 // "language_servers": ["tailwindcss-language-server", "..."]
270 // }
271 // }
272 // }
273 // ```
274 languages.register_available_lsp_adapter(
275 LanguageServerName("tailwindcss-language-server".into()),
276 tailwind_adapter.clone(),
277 );
278 languages.register_available_lsp_adapter(
279 LanguageServerName("tailwindcss-intellisense-css".into()),
280 tailwindcss_adapter,
281 );
282 languages.register_available_lsp_adapter(
283 LanguageServerName("eslint".into()),
284 eslint_adapter.clone(),
285 );
286 languages.register_available_lsp_adapter(LanguageServerName("vtsls".into()), vtsls_adapter);
287 languages.register_available_lsp_adapter(
288 LanguageServerName("typescript-language-server".into()),
289 typescript_lsp_adapter,
290 );
291
292 // Register Tailwind for the existing languages that should have it by default.
293 //
294 // This can be driven by the `language_servers` setting once we have a way for
295 // extensions to provide their own default value for that setting.
296 let tailwind_languages = [
297 "Astro",
298 "CSS",
299 "ERB",
300 "HTML+ERB",
301 "HEEx",
302 "HTML",
303 "JavaScript",
304 "TypeScript",
305 "PHP",
306 "Svelte",
307 "TSX",
308 "Vue.js",
309 ];
310
311 for language in tailwind_languages {
312 languages.register_lsp_adapter(language.into(), tailwind_adapter.clone());
313 }
314
315 let eslint_languages = ["TSX", "TypeScript", "JavaScript", "Vue.js", "Svelte"];
316 for language in eslint_languages {
317 languages.register_lsp_adapter(language.into(), eslint_adapter.clone());
318 }
319
320 let mut subscription = languages.subscribe();
321 let mut prev_language_settings = languages.language_settings();
322
323 cx.spawn(async move |cx| {
324 while subscription.next().await.is_some() {
325 let language_settings = languages.language_settings();
326 if language_settings != prev_language_settings {
327 cx.update(|cx| {
328 SettingsStore::update_global(cx, |settings, cx| {
329 settings
330 .set_extension_settings(
331 settings::ExtensionsSettingsContent {
332 all_languages: language_settings.clone(),
333 },
334 cx,
335 )
336 .log_err();
337 });
338 });
339 prev_language_settings = language_settings;
340 }
341 }
342 anyhow::Ok(())
343 })
344 .detach();
345 let manifest_providers: [Arc<dyn ManifestProvider>; 2] = [
346 Arc::from(CargoManifestProvider),
347 Arc::from(PyprojectTomlManifestProvider),
348 ];
349 for provider in manifest_providers {
350 project::ManifestProvidersStore::global(cx).register(provider);
351 }
352}
353
354#[derive(Default)]
355struct LanguageInfo {
356 name: &'static str,
357 adapters: Vec<Arc<dyn LspAdapter>>,
358 context: Option<Arc<dyn ContextProvider>>,
359 toolchain: Option<Arc<dyn ToolchainLister>>,
360 manifest_name: Option<ManifestName>,
361 semantic_token_rules: Option<SemanticTokenRules>,
362}
363
364fn register_language(
365 languages: &LanguageRegistry,
366 name: &'static str,
367 adapters: Vec<Arc<dyn LspAdapter>>,
368 context: Option<Arc<dyn ContextProvider>>,
369 toolchain: Option<Arc<dyn ToolchainLister>>,
370 manifest_name: Option<ManifestName>,
371 semantic_token_rules: Option<SemanticTokenRules>,
372 cx: &mut App,
373) {
374 let config = load_config(name);
375 if let Some(rules) = &semantic_token_rules {
376 SettingsStore::update_global(cx, |store, cx| {
377 store.set_language_semantic_token_rules(config.name.0.clone(), rules.clone(), cx);
378 });
379 }
380 for adapter in adapters {
381 languages.register_lsp_adapter(config.name.clone(), adapter);
382 }
383 languages.register_language(
384 config.name.clone(),
385 config.grammar.clone(),
386 config.matcher.clone(),
387 config.hidden,
388 manifest_name.clone(),
389 Arc::new(move || {
390 Ok(LoadedLanguage {
391 config: config.clone(),
392 queries: load_queries(name),
393 context_provider: context.clone(),
394 toolchain_provider: toolchain.clone(),
395 manifest_name: manifest_name.clone(),
396 })
397 }),
398 );
399}
400
401#[cfg(any(test, feature = "test-support"))]
402pub fn language(name: &str, grammar: tree_sitter::Language) -> Arc<Language> {
403 Arc::new(
404 Language::new(load_config(name), Some(grammar))
405 .with_queries(load_queries(name))
406 .unwrap(),
407 )
408}
409
410fn load_config(name: &str) -> LanguageConfig {
411 let config_toml = String::from_utf8(
412 LanguageDir::get(&format!("{}/config.toml", name))
413 .unwrap_or_else(|| panic!("missing config for language {:?}", name))
414 .data
415 .to_vec(),
416 )
417 .unwrap();
418
419 #[allow(unused_mut)]
420 let mut config: LanguageConfig = ::toml::from_str(&config_toml)
421 .with_context(|| format!("failed to load config.toml for language {name:?}"))
422 .unwrap();
423
424 #[cfg(not(any(feature = "load-grammars", test)))]
425 {
426 config = LanguageConfig {
427 name: config.name,
428 matcher: config.matcher,
429 jsx_tag_auto_close: config.jsx_tag_auto_close,
430 ..Default::default()
431 }
432 }
433
434 config
435}
436
437fn load_queries(name: &str) -> LanguageQueries {
438 let mut result = LanguageQueries::default();
439 for path in LanguageDir::iter() {
440 if let Some(remainder) = path.strip_prefix(name).and_then(|p| p.strip_prefix('/')) {
441 if !remainder.ends_with(".scm") {
442 continue;
443 }
444 for (name, query) in QUERY_FILENAME_PREFIXES {
445 if remainder.starts_with(name) {
446 let contents = asset_str::<LanguageDir>(path.as_ref());
447 match query(&mut result) {
448 None => *query(&mut result) = Some(contents),
449 Some(r) => r.to_mut().push_str(contents.as_ref()),
450 }
451 }
452 }
453 }
454 }
455 result
456}