1use anyhow::Context;
2use gpui::{AppContext, UpdateGlobal};
3use json::json_task_context;
4pub use language::*;
5use node_runtime::NodeRuntime;
6use rust_embed::RustEmbed;
7use settings::SettingsStore;
8use smol::stream::StreamExt;
9use std::{str, sync::Arc};
10use util::{asset_str, ResultExt};
11
12use crate::{
13 bash::bash_task_context, go::GoContextProvider, python::python_task_context,
14 rust::RustContextProvider,
15};
16
17mod bash;
18mod c;
19mod css;
20mod go;
21mod json;
22mod python;
23mod rust;
24mod tailwind;
25mod typescript;
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 python_task_context()
133 );
134 language!(
135 "rust",
136 vec![Arc::new(rust::RustLspAdapter)],
137 RustContextProvider
138 );
139 language!(
140 "tsx",
141 vec![Arc::new(typescript::TypeScriptLspAdapter::new(
142 node_runtime.clone()
143 ))]
144 );
145 language!(
146 "typescript",
147 vec![Arc::new(typescript::TypeScriptLspAdapter::new(
148 node_runtime.clone()
149 ))]
150 );
151 language!(
152 "javascript",
153 vec![Arc::new(typescript::TypeScriptLspAdapter::new(
154 node_runtime.clone()
155 ))]
156 );
157 language!(
158 "jsdoc",
159 vec![Arc::new(typescript::TypeScriptLspAdapter::new(
160 node_runtime.clone(),
161 ))]
162 );
163 language!("regex");
164 language!(
165 "yaml",
166 vec![Arc::new(yaml::YamlLspAdapter::new(node_runtime.clone()))]
167 );
168 language!("proto");
169
170 // Register globally available language servers.
171 //
172 // This will allow users to add support for a built-in language server (e.g., Tailwind)
173 // for a given language via the `language_servers` setting:
174 //
175 // ```json
176 // {
177 // "languages": {
178 // "My Language": {
179 // "language_servers": ["tailwindcss-language-server", "..."]
180 // }
181 // }
182 // }
183 // ```
184 languages.register_available_lsp_adapter(
185 LanguageServerName("tailwindcss-language-server".into()),
186 {
187 let node_runtime = node_runtime.clone();
188 move || Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone()))
189 },
190 );
191 languages.register_available_lsp_adapter(LanguageServerName("eslint".into()), {
192 let node_runtime = node_runtime.clone();
193 move || Arc::new(typescript::EsLintLspAdapter::new(node_runtime.clone()))
194 });
195
196 // Register Tailwind for the existing languages that should have it by default.
197 //
198 // This can be driven by the `language_servers` setting once we have a way for
199 // extensions to provide their own default value for that setting.
200 let tailwind_languages = [
201 "Astro",
202 "CSS",
203 "ERB",
204 "HEEX",
205 "HTML",
206 "JavaScript",
207 "PHP",
208 "Svelte",
209 "TSX",
210 "Vue.js",
211 ];
212
213 for language in tailwind_languages {
214 languages.register_secondary_lsp_adapter(
215 language.into(),
216 Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
217 );
218 }
219
220 let eslint_languages = ["TSX", "TypeScript", "JavaScript", "Vue.js", "Svelte"];
221 for language in eslint_languages {
222 languages.register_secondary_lsp_adapter(
223 language.into(),
224 Arc::new(typescript::EsLintLspAdapter::new(node_runtime.clone())),
225 );
226 }
227
228 let mut subscription = languages.subscribe();
229 let mut prev_language_settings = languages.language_settings();
230
231 cx.spawn(|cx| async move {
232 while subscription.next().await.is_some() {
233 let language_settings = languages.language_settings();
234 if language_settings != prev_language_settings {
235 cx.update(|cx| {
236 SettingsStore::update_global(cx, |settings, cx| {
237 settings
238 .set_extension_settings(language_settings.clone(), cx)
239 .log_err();
240 });
241 })?;
242 prev_language_settings = language_settings;
243 }
244 }
245 anyhow::Ok(())
246 })
247 .detach();
248}
249
250#[cfg(any(test, feature = "test-support"))]
251pub fn language(name: &str, grammar: tree_sitter::Language) -> Arc<Language> {
252 Arc::new(
253 Language::new(load_config(name), Some(grammar))
254 .with_queries(load_queries(name))
255 .unwrap(),
256 )
257}
258
259fn load_config(name: &str) -> LanguageConfig {
260 let config_toml = String::from_utf8(
261 LanguageDir::get(&format!("{}/config.toml", name))
262 .unwrap()
263 .data
264 .to_vec(),
265 )
266 .unwrap();
267
268 ::toml::from_str(&config_toml)
269 .with_context(|| format!("failed to load config.toml for language {name:?}"))
270 .unwrap()
271}
272
273fn load_queries(name: &str) -> LanguageQueries {
274 let mut result = LanguageQueries::default();
275 for path in LanguageDir::iter() {
276 if let Some(remainder) = path.strip_prefix(name).and_then(|p| p.strip_prefix('/')) {
277 if !remainder.ends_with(".scm") {
278 continue;
279 }
280 for (name, query) in QUERY_FILENAME_PREFIXES {
281 if remainder.starts_with(name) {
282 let contents = asset_str::<LanguageDir>(path.as_ref());
283 match query(&mut result) {
284 None => *query(&mut result) = Some(contents),
285 Some(r) => r.to_mut().push_str(contents.as_ref()),
286 }
287 }
288 }
289 }
290 }
291 result
292}