1use anyhow::Context;
2use gpui::{AppContext, UpdateGlobal};
3use json::json_task_context;
4pub use language::*;
5use node_runtime::NodeRuntime;
6use python::PythonContextProvider;
7use rust_embed::RustEmbed;
8use settings::SettingsStore;
9use smol::stream::StreamExt;
10use std::{str, sync::Arc};
11use typescript::typescript_task_context;
12use util::{asset_str, ResultExt};
13
14use crate::{bash::bash_task_context, go::GoContextProvider, rust::RustContextProvider};
15
16mod bash;
17mod c;
18mod css;
19mod go;
20mod json;
21mod python;
22mod rust;
23mod tailwind;
24mod typescript;
25mod vtsls;
26mod yaml;
27
28#[derive(RustEmbed)]
29#[folder = "src/"]
30#[exclude = "*.rs"]
31struct LanguageDir;
32
33pub fn init(languages: Arc<LanguageRegistry>, node_runtime: NodeRuntime, cx: &mut AppContext) {
34 languages.register_native_grammars([
35 ("bash", tree_sitter_bash::LANGUAGE),
36 ("c", tree_sitter_c::LANGUAGE),
37 ("cpp", tree_sitter_cpp::LANGUAGE),
38 ("css", tree_sitter_css::LANGUAGE),
39 ("go", tree_sitter_go::LANGUAGE),
40 ("gomod", tree_sitter_go_mod::LANGUAGE),
41 ("gowork", tree_sitter_gowork::LANGUAGE),
42 ("jsdoc", tree_sitter_jsdoc::LANGUAGE),
43 ("json", tree_sitter_json::LANGUAGE),
44 ("jsonc", tree_sitter_json::LANGUAGE),
45 ("markdown", tree_sitter_md::LANGUAGE),
46 ("markdown-inline", tree_sitter_md::INLINE_LANGUAGE),
47 ("proto", protols_tree_sitter_proto::LANGUAGE),
48 ("python", tree_sitter_python::LANGUAGE),
49 ("regex", tree_sitter_regex::LANGUAGE),
50 ("rust", tree_sitter_rust::LANGUAGE),
51 ("tsx", tree_sitter_typescript::LANGUAGE_TSX),
52 ("typescript", tree_sitter_typescript::LANGUAGE_TYPESCRIPT),
53 ("yaml", tree_sitter_yaml::LANGUAGE),
54 ]);
55
56 macro_rules! language {
57 ($name:literal) => {
58 let config = load_config($name);
59 languages.register_language(
60 config.name.clone(),
61 config.grammar.clone(),
62 config.matcher.clone(),
63 move || Ok((config.clone(), load_queries($name), None)),
64 );
65 };
66 ($name:literal, $adapters:expr) => {
67 let config = load_config($name);
68 // typeck helper
69 let adapters: Vec<Arc<dyn LspAdapter>> = $adapters;
70 for adapter in adapters {
71 languages.register_lsp_adapter(config.name.clone(), adapter);
72 }
73 languages.register_language(
74 config.name.clone(),
75 config.grammar.clone(),
76 config.matcher.clone(),
77 move || Ok((config.clone(), load_queries($name), None)),
78 );
79 };
80 ($name:literal, $adapters:expr, $context_provider:expr) => {
81 let config = load_config($name);
82 // typeck helper
83 let adapters: Vec<Arc<dyn LspAdapter>> = $adapters;
84 for adapter in adapters {
85 languages.register_lsp_adapter(config.name.clone(), adapter);
86 }
87 languages.register_language(
88 config.name.clone(),
89 config.grammar.clone(),
90 config.matcher.clone(),
91 move || {
92 Ok((
93 config.clone(),
94 load_queries($name),
95 Some(Arc::new($context_provider)),
96 ))
97 },
98 );
99 };
100 }
101 language!("bash", Vec::new(), bash_task_context());
102 language!("c", vec![Arc::new(c::CLspAdapter) as Arc<dyn LspAdapter>]);
103 language!("cpp", vec![Arc::new(c::CLspAdapter)]);
104 language!(
105 "css",
106 vec![Arc::new(css::CssLspAdapter::new(node_runtime.clone())),]
107 );
108 language!("go", vec![Arc::new(go::GoLspAdapter)], GoContextProvider);
109 language!("gomod", vec![Arc::new(go::GoLspAdapter)], GoContextProvider);
110 language!(
111 "gowork",
112 vec![Arc::new(go::GoLspAdapter)],
113 GoContextProvider
114 );
115
116 language!(
117 "json",
118 vec![
119 Arc::new(json::JsonLspAdapter::new(
120 node_runtime.clone(),
121 languages.clone(),
122 )),
123 Arc::new(json::NodeVersionAdapter)
124 ],
125 json_task_context()
126 );
127 language!(
128 "jsonc",
129 vec![Arc::new(json::JsonLspAdapter::new(
130 node_runtime.clone(),
131 languages.clone(),
132 ))],
133 json_task_context()
134 );
135 language!("markdown");
136 language!("markdown-inline");
137 language!(
138 "python",
139 vec![Arc::new(python::PythonLspAdapter::new(
140 node_runtime.clone(),
141 ))],
142 PythonContextProvider
143 );
144 language!(
145 "rust",
146 vec![Arc::new(rust::RustLspAdapter)],
147 RustContextProvider
148 );
149 language!(
150 "tsx",
151 vec![
152 Arc::new(typescript::TypeScriptLspAdapter::new(node_runtime.clone())),
153 Arc::new(vtsls::VtslsLspAdapter::new(node_runtime.clone()))
154 ],
155 typescript_task_context()
156 );
157 language!(
158 "typescript",
159 vec![
160 Arc::new(typescript::TypeScriptLspAdapter::new(node_runtime.clone())),
161 Arc::new(vtsls::VtslsLspAdapter::new(node_runtime.clone()))
162 ],
163 typescript_task_context()
164 );
165 language!(
166 "javascript",
167 vec![
168 Arc::new(typescript::TypeScriptLspAdapter::new(node_runtime.clone())),
169 Arc::new(vtsls::VtslsLspAdapter::new(node_runtime.clone()))
170 ],
171 typescript_task_context()
172 );
173 language!(
174 "jsdoc",
175 vec![
176 Arc::new(typescript::TypeScriptLspAdapter::new(node_runtime.clone(),)),
177 Arc::new(vtsls::VtslsLspAdapter::new(node_runtime.clone()))
178 ]
179 );
180 language!("regex");
181 language!(
182 "yaml",
183 vec![Arc::new(yaml::YamlLspAdapter::new(node_runtime.clone()))]
184 );
185 language!("proto");
186
187 // Register globally available language servers.
188 //
189 // This will allow users to add support for a built-in language server (e.g., Tailwind)
190 // for a given language via the `language_servers` setting:
191 //
192 // ```json
193 // {
194 // "languages": {
195 // "My Language": {
196 // "language_servers": ["tailwindcss-language-server", "..."]
197 // }
198 // }
199 // }
200 // ```
201 languages.register_available_lsp_adapter(
202 LanguageServerName("tailwindcss-language-server".into()),
203 {
204 let node_runtime = node_runtime.clone();
205 move || Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone()))
206 },
207 );
208 languages.register_available_lsp_adapter(LanguageServerName("eslint".into()), {
209 let node_runtime = node_runtime.clone();
210 move || Arc::new(typescript::EsLintLspAdapter::new(node_runtime.clone()))
211 });
212
213 // Register Tailwind for the existing languages that should have it by default.
214 //
215 // This can be driven by the `language_servers` setting once we have a way for
216 // extensions to provide their own default value for that setting.
217 let tailwind_languages = [
218 "Astro",
219 "CSS",
220 "ERB",
221 "HEEX",
222 "HTML",
223 "JavaScript",
224 "PHP",
225 "Svelte",
226 "TSX",
227 "Vue.js",
228 ];
229
230 for language in tailwind_languages {
231 languages.register_lsp_adapter(
232 language.into(),
233 Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
234 );
235 }
236
237 let eslint_languages = ["TSX", "TypeScript", "JavaScript", "Vue.js", "Svelte"];
238 for language in eslint_languages {
239 languages.register_lsp_adapter(
240 language.into(),
241 Arc::new(typescript::EsLintLspAdapter::new(node_runtime.clone())),
242 );
243 }
244
245 let mut subscription = languages.subscribe();
246 let mut prev_language_settings = languages.language_settings();
247
248 cx.spawn(|cx| async move {
249 while subscription.next().await.is_some() {
250 let language_settings = languages.language_settings();
251 if language_settings != prev_language_settings {
252 cx.update(|cx| {
253 SettingsStore::update_global(cx, |settings, cx| {
254 settings
255 .set_extension_settings(language_settings.clone(), cx)
256 .log_err();
257 });
258 })?;
259 prev_language_settings = language_settings;
260 }
261 }
262 anyhow::Ok(())
263 })
264 .detach();
265}
266
267#[cfg(any(test, feature = "test-support"))]
268pub fn language(name: &str, grammar: tree_sitter::Language) -> Arc<Language> {
269 Arc::new(
270 Language::new(load_config(name), Some(grammar))
271 .with_queries(load_queries(name))
272 .unwrap(),
273 )
274}
275
276fn load_config(name: &str) -> LanguageConfig {
277 let config_toml = String::from_utf8(
278 LanguageDir::get(&format!("{}/config.toml", name))
279 .unwrap()
280 .data
281 .to_vec(),
282 )
283 .unwrap();
284
285 ::toml::from_str(&config_toml)
286 .with_context(|| format!("failed to load config.toml for language {name:?}"))
287 .unwrap()
288}
289
290fn load_queries(name: &str) -> LanguageQueries {
291 let mut result = LanguageQueries::default();
292 for path in LanguageDir::iter() {
293 if let Some(remainder) = path.strip_prefix(name).and_then(|p| p.strip_prefix('/')) {
294 if !remainder.ends_with(".scm") {
295 continue;
296 }
297 for (name, query) in QUERY_FILENAME_PREFIXES {
298 if remainder.starts_with(name) {
299 let contents = asset_str::<LanguageDir>(path.as_ref());
300 match query(&mut result) {
301 None => *query(&mut result) = Some(contents),
302 Some(r) => r.to_mut().push_str(contents.as_ref()),
303 }
304 }
305 }
306 }
307 }
308 result
309}