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 ..Default::default()
129 },
130 LanguageInfo {
131 name: "css",
132 adapters: vec![css_lsp_adapter],
133 ..Default::default()
134 },
135 LanguageInfo {
136 name: "diff",
137 adapters: vec![],
138 ..Default::default()
139 },
140 LanguageInfo {
141 name: "go",
142 adapters: vec![go_lsp_adapter.clone()],
143 context: Some(go_context_provider.clone()),
144 ..Default::default()
145 },
146 LanguageInfo {
147 name: "gomod",
148 adapters: vec![go_lsp_adapter.clone()],
149 context: Some(go_context_provider.clone()),
150 ..Default::default()
151 },
152 LanguageInfo {
153 name: "gowork",
154 adapters: vec![go_lsp_adapter],
155 context: Some(go_context_provider),
156 ..Default::default()
157 },
158 LanguageInfo {
159 name: "json",
160 adapters: vec![json_lsp_adapter.clone(), node_version_lsp_adapter],
161 context: Some(json_context_provider.clone()),
162 ..Default::default()
163 },
164 LanguageInfo {
165 name: "jsonc",
166 adapters: vec![json_lsp_adapter],
167 context: Some(json_context_provider),
168 ..Default::default()
169 },
170 LanguageInfo {
171 name: "markdown",
172 adapters: vec![],
173 ..Default::default()
174 },
175 LanguageInfo {
176 name: "markdown-inline",
177 adapters: vec![],
178 ..Default::default()
179 },
180 LanguageInfo {
181 name: "python",
182 adapters: vec![
183 basedpyright_lsp_adapter,
184 ruff_lsp_adapter,
185 ty_lsp_adapter,
186 py_lsp_adapter,
187 python_lsp_adapter,
188 ],
189 context: Some(python_context_provider),
190 toolchain: Some(python_toolchain_provider),
191 manifest_name: Some(SharedString::new_static("pyproject.toml").into()),
192 ..Default::default()
193 },
194 LanguageInfo {
195 name: "rust",
196 adapters: vec![rust_lsp_adapter],
197 context: Some(rust_context_provider),
198 manifest_name: Some(SharedString::new_static("Cargo.toml").into()),
199 semantic_token_rules: Some(rust::semantic_token_rules()),
200 ..Default::default()
201 },
202 LanguageInfo {
203 name: "tsx",
204 adapters: vec![typescript_lsp_adapter.clone(), vtsls_adapter.clone()],
205 context: Some(typescript_context.clone()),
206 ..Default::default()
207 },
208 LanguageInfo {
209 name: "typescript",
210 adapters: vec![typescript_lsp_adapter.clone(), vtsls_adapter.clone()],
211 context: Some(typescript_context.clone()),
212 ..Default::default()
213 },
214 LanguageInfo {
215 name: "javascript",
216 adapters: vec![typescript_lsp_adapter.clone(), vtsls_adapter.clone()],
217 context: Some(typescript_context),
218 ..Default::default()
219 },
220 LanguageInfo {
221 name: "jsdoc",
222 adapters: vec![typescript_lsp_adapter.clone(), vtsls_adapter.clone()],
223 ..Default::default()
224 },
225 LanguageInfo {
226 name: "regex",
227 adapters: vec![],
228 ..Default::default()
229 },
230 LanguageInfo {
231 name: "yaml",
232 adapters: vec![yaml_lsp_adapter],
233 ..Default::default()
234 },
235 LanguageInfo {
236 name: "gitcommit",
237 ..Default::default()
238 },
239 LanguageInfo {
240 name: "zed-keybind-context",
241 ..Default::default()
242 },
243 ];
244
245 for registration in built_in_languages {
246 register_language(
247 &languages,
248 registration.name,
249 registration.adapters,
250 registration.context,
251 registration.toolchain,
252 registration.manifest_name,
253 registration.semantic_token_rules,
254 cx,
255 );
256 }
257
258 // Register globally available language servers.
259 //
260 // This will allow users to add support for a built-in language server (e.g., Tailwind)
261 // for a given language via the `language_servers` setting:
262 //
263 // ```json
264 // {
265 // "languages": {
266 // "My Language": {
267 // "language_servers": ["tailwindcss-language-server", "..."]
268 // }
269 // }
270 // }
271 // ```
272 languages.register_available_lsp_adapter(
273 LanguageServerName("tailwindcss-language-server".into()),
274 tailwind_adapter.clone(),
275 );
276 languages.register_available_lsp_adapter(
277 LanguageServerName("tailwindcss-intellisense-css".into()),
278 tailwindcss_adapter,
279 );
280 languages.register_available_lsp_adapter(
281 LanguageServerName("eslint".into()),
282 eslint_adapter.clone(),
283 );
284 languages.register_available_lsp_adapter(LanguageServerName("vtsls".into()), vtsls_adapter);
285 languages.register_available_lsp_adapter(
286 LanguageServerName("typescript-language-server".into()),
287 typescript_lsp_adapter,
288 );
289
290 // Register Tailwind for the existing languages that should have it by default.
291 //
292 // This can be driven by the `language_servers` setting once we have a way for
293 // extensions to provide their own default value for that setting.
294 let tailwind_languages = [
295 "Astro",
296 "CSS",
297 "ERB",
298 "HTML+ERB",
299 "HEEX",
300 "HTML",
301 "JavaScript",
302 "TypeScript",
303 "PHP",
304 "Svelte",
305 "TSX",
306 "Vue.js",
307 ];
308
309 for language in tailwind_languages {
310 languages.register_lsp_adapter(language.into(), tailwind_adapter.clone());
311 }
312
313 let eslint_languages = ["TSX", "TypeScript", "JavaScript", "Vue.js", "Svelte"];
314 for language in eslint_languages {
315 languages.register_lsp_adapter(language.into(), eslint_adapter.clone());
316 }
317
318 let mut subscription = languages.subscribe();
319 let mut prev_language_settings = languages.language_settings();
320
321 cx.spawn(async move |cx| {
322 while subscription.next().await.is_some() {
323 let language_settings = languages.language_settings();
324 if language_settings != prev_language_settings {
325 cx.update(|cx| {
326 SettingsStore::update_global(cx, |settings, cx| {
327 settings
328 .set_extension_settings(
329 settings::ExtensionsSettingsContent {
330 all_languages: language_settings.clone(),
331 },
332 cx,
333 )
334 .log_err();
335 });
336 });
337 prev_language_settings = language_settings;
338 }
339 }
340 anyhow::Ok(())
341 })
342 .detach();
343 let manifest_providers: [Arc<dyn ManifestProvider>; 2] = [
344 Arc::from(CargoManifestProvider),
345 Arc::from(PyprojectTomlManifestProvider),
346 ];
347 for provider in manifest_providers {
348 project::ManifestProvidersStore::global(cx).register(provider);
349 }
350}
351
352#[derive(Default)]
353struct LanguageInfo {
354 name: &'static str,
355 adapters: Vec<Arc<dyn LspAdapter>>,
356 context: Option<Arc<dyn ContextProvider>>,
357 toolchain: Option<Arc<dyn ToolchainLister>>,
358 manifest_name: Option<ManifestName>,
359 semantic_token_rules: Option<SemanticTokenRules>,
360}
361
362fn register_language(
363 languages: &LanguageRegistry,
364 name: &'static str,
365 adapters: Vec<Arc<dyn LspAdapter>>,
366 context: Option<Arc<dyn ContextProvider>>,
367 toolchain: Option<Arc<dyn ToolchainLister>>,
368 manifest_name: Option<ManifestName>,
369 semantic_token_rules: Option<SemanticTokenRules>,
370 cx: &mut App,
371) {
372 let config = load_config(name);
373 if let Some(rules) = &semantic_token_rules {
374 SettingsStore::update_global(cx, |store, cx| {
375 store.set_language_semantic_token_rules(config.name.0.clone(), rules.clone(), cx);
376 });
377 }
378 for adapter in adapters {
379 languages.register_lsp_adapter(config.name.clone(), adapter);
380 }
381 languages.register_language(
382 config.name.clone(),
383 config.grammar.clone(),
384 config.matcher.clone(),
385 config.hidden,
386 manifest_name.clone(),
387 Arc::new(move || {
388 Ok(LoadedLanguage {
389 config: config.clone(),
390 queries: load_queries(name),
391 context_provider: context.clone(),
392 toolchain_provider: toolchain.clone(),
393 manifest_name: manifest_name.clone(),
394 })
395 }),
396 );
397}
398
399#[cfg(any(test, feature = "test-support"))]
400pub fn language(name: &str, grammar: tree_sitter::Language) -> Arc<Language> {
401 Arc::new(
402 Language::new(load_config(name), Some(grammar))
403 .with_queries(load_queries(name))
404 .unwrap(),
405 )
406}
407
408fn load_config(name: &str) -> LanguageConfig {
409 let config_toml = String::from_utf8(
410 LanguageDir::get(&format!("{}/config.toml", name))
411 .unwrap_or_else(|| panic!("missing config for language {:?}", name))
412 .data
413 .to_vec(),
414 )
415 .unwrap();
416
417 #[allow(unused_mut)]
418 let mut config: LanguageConfig = ::toml::from_str(&config_toml)
419 .with_context(|| format!("failed to load config.toml for language {name:?}"))
420 .unwrap();
421
422 #[cfg(not(any(feature = "load-grammars", test)))]
423 {
424 config = LanguageConfig {
425 name: config.name,
426 matcher: config.matcher,
427 jsx_tag_auto_close: config.jsx_tag_auto_close,
428 ..Default::default()
429 }
430 }
431
432 config
433}
434
435fn load_queries(name: &str) -> LanguageQueries {
436 let mut result = LanguageQueries::default();
437 for path in LanguageDir::iter() {
438 if let Some(remainder) = path.strip_prefix(name).and_then(|p| p.strip_prefix('/')) {
439 if !remainder.ends_with(".scm") {
440 continue;
441 }
442 for (name, query) in QUERY_FILENAME_PREFIXES {
443 if remainder.starts_with(name) {
444 let contents = asset_str::<LanguageDir>(path.as_ref());
445 match query(&mut result) {
446 None => *query(&mut result) = Some(contents),
447 Some(r) => r.to_mut().push_str(contents.as_ref()),
448 }
449 }
450 }
451 }
452 }
453 result
454}