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