lib.rs

  1use anyhow::Context;
  2use gpui::AppContext;
  3pub use language::*;
  4use node_runtime::NodeRuntime;
  5use rust_embed::RustEmbed;
  6use settings::Settings;
  7use std::{str, sync::Arc};
  8use util::asset_str;
  9
 10use crate::{elixir::elixir_task_context, rust::RustContextProvider};
 11
 12use self::{deno::DenoSettings, elixir::ElixirSettings};
 13
 14mod c;
 15mod clojure;
 16mod css;
 17mod dart;
 18mod deno;
 19mod elixir;
 20mod elm;
 21mod erlang;
 22mod go;
 23mod html;
 24mod json;
 25mod lua;
 26mod nu;
 27mod ocaml;
 28mod python;
 29mod ruby;
 30mod rust;
 31mod tailwind;
 32mod terraform;
 33mod typescript;
 34mod vue;
 35mod yaml;
 36
 37// 1. Add tree-sitter-{language} parser to zed crate
 38// 2. Create a language directory in zed/crates/zed/src/languages and add the language to init function below
 39// 3. Add config.toml to the newly created language directory using existing languages as a template
 40// 4. Copy highlights from tree sitter repo for the language into a highlights.scm file.
 41//      Note: github highlights take the last match while zed takes the first
 42// 5. Add indents.scm, outline.scm, and brackets.scm to implement indent on newline, outline/breadcrumbs,
 43//    and autoclosing brackets respectively
 44// 6. If the language has injections add an injections.scm query file
 45
 46#[derive(RustEmbed)]
 47#[folder = "src/"]
 48#[exclude = "*.rs"]
 49struct LanguageDir;
 50
 51pub fn init(
 52    languages: Arc<LanguageRegistry>,
 53    node_runtime: Arc<dyn NodeRuntime>,
 54    cx: &mut AppContext,
 55) {
 56    ElixirSettings::register(cx);
 57    DenoSettings::register(cx);
 58
 59    languages.register_native_grammars([
 60        ("bash", tree_sitter_bash::language()),
 61        ("c", tree_sitter_c::language()),
 62        ("clojure", tree_sitter_clojure::language()),
 63        ("cpp", tree_sitter_cpp::language()),
 64        ("css", tree_sitter_css::language()),
 65        ("elixir", tree_sitter_elixir::language()),
 66        ("elm", tree_sitter_elm::language()),
 67        (
 68            "embedded_template",
 69            tree_sitter_embedded_template::language(),
 70        ),
 71        ("erlang", tree_sitter_erlang::language()),
 72        ("glsl", tree_sitter_glsl::language()),
 73        ("go", tree_sitter_go::language()),
 74        ("gomod", tree_sitter_gomod::language()),
 75        ("gowork", tree_sitter_gowork::language()),
 76        ("hcl", tree_sitter_hcl::language()),
 77        ("heex", tree_sitter_heex::language()),
 78        ("html", tree_sitter_html::language()),
 79        ("jsdoc", tree_sitter_jsdoc::language()),
 80        ("json", tree_sitter_json::language()),
 81        ("lua", tree_sitter_lua::language()),
 82        ("markdown", tree_sitter_markdown::language()),
 83        ("nix", tree_sitter_nix::language()),
 84        ("nu", tree_sitter_nu::language()),
 85        ("ocaml", tree_sitter_ocaml::language_ocaml()),
 86        (
 87            "ocaml_interface",
 88            tree_sitter_ocaml::language_ocaml_interface(),
 89        ),
 90        ("proto", tree_sitter_proto::language()),
 91        ("python", tree_sitter_python::language()),
 92        ("racket", tree_sitter_racket::language()),
 93        ("regex", tree_sitter_regex::language()),
 94        ("ruby", tree_sitter_ruby::language()),
 95        ("rust", tree_sitter_rust::language()),
 96        ("scheme", tree_sitter_scheme::language()),
 97        ("tsx", tree_sitter_typescript::language_tsx()),
 98        ("typescript", tree_sitter_typescript::language_typescript()),
 99        ("vue", tree_sitter_vue::language()),
100        ("yaml", tree_sitter_yaml::language()),
101        ("dart", tree_sitter_dart::language()),
102    ]);
103
104    macro_rules! language {
105        ($name:literal) => {
106            let config = load_config($name);
107            languages.register_language(
108                config.name.clone(),
109                config.grammar.clone(),
110                config.matcher.clone(),
111                move || {
112                    Ok((
113                        config.clone(),
114                        load_queries($name),
115                        Some(Arc::new(language::SymbolContextProvider)),
116                    ))
117                },
118            );
119        };
120        ($name:literal, $adapters:expr) => {
121            let config = load_config($name);
122            // typeck helper
123            let adapters: Vec<Arc<dyn LspAdapter>> = $adapters;
124            for adapter in adapters {
125                languages.register_lsp_adapter(config.name.clone(), adapter);
126            }
127            languages.register_language(
128                config.name.clone(),
129                config.grammar.clone(),
130                config.matcher.clone(),
131                move || {
132                    Ok((
133                        config.clone(),
134                        load_queries($name),
135                        Some(Arc::new(language::SymbolContextProvider)),
136                    ))
137                },
138            );
139        };
140        ($name:literal, $adapters:expr, $context_provider:expr) => {
141            let config = load_config($name);
142            // typeck helper
143            let adapters: Vec<Arc<dyn LspAdapter>> = $adapters;
144            for adapter in adapters {
145                languages.register_lsp_adapter(config.name.clone(), adapter);
146            }
147            languages.register_language(
148                config.name.clone(),
149                config.grammar.clone(),
150                config.matcher.clone(),
151                move || {
152                    Ok((
153                        config.clone(),
154                        load_queries($name),
155                        Some(Arc::new($context_provider)),
156                    ))
157                },
158            );
159        };
160    }
161    language!("bash");
162    language!("c", vec![Arc::new(c::CLspAdapter) as Arc<dyn LspAdapter>]);
163    language!("clojure", vec![Arc::new(clojure::ClojureLspAdapter)]);
164    language!("cpp", vec![Arc::new(c::CLspAdapter)]);
165    language!(
166        "css",
167        vec![
168            Arc::new(css::CssLspAdapter::new(node_runtime.clone())),
169            Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
170        ]
171    );
172
173    match &ElixirSettings::get(None, cx).lsp {
174        elixir::ElixirLspSetting::ElixirLs => {
175            language!(
176                "elixir",
177                vec![
178                    Arc::new(elixir::ElixirLspAdapter),
179                    Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
180                ],
181                elixir_task_context()
182            );
183        }
184        elixir::ElixirLspSetting::NextLs => {
185            language!(
186                "elixir",
187                vec![Arc::new(elixir::NextLspAdapter)],
188                elixir_task_context()
189            );
190        }
191        elixir::ElixirLspSetting::Local { path, arguments } => {
192            language!(
193                "elixir",
194                vec![Arc::new(elixir::LocalLspAdapter {
195                    path: path.clone(),
196                    arguments: arguments.clone(),
197                })],
198                elixir_task_context()
199            );
200        }
201    }
202    language!("erlang", vec![Arc::new(erlang::ErlangLspAdapter)]);
203    language!("go", vec![Arc::new(go::GoLspAdapter)]);
204    language!("gomod");
205    language!("gowork");
206    language!(
207        "heex",
208        vec![
209            Arc::new(elixir::ElixirLspAdapter),
210            Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
211        ]
212    );
213    language!(
214        "json",
215        vec![Arc::new(json::JsonLspAdapter::new(
216            node_runtime.clone(),
217            languages.clone(),
218        ))]
219    );
220    language!("markdown");
221    language!(
222        "python",
223        vec![Arc::new(python::PythonLspAdapter::new(
224            node_runtime.clone(),
225        ))]
226    );
227    language!(
228        "rust",
229        vec![Arc::new(rust::RustLspAdapter)],
230        RustContextProvider
231    );
232    match &DenoSettings::get(None, cx).enable {
233        true => {
234            language!(
235                "tsx",
236                vec![
237                    Arc::new(deno::DenoLspAdapter::new()),
238                    Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
239                ]
240            );
241            language!("typescript", vec![Arc::new(deno::DenoLspAdapter::new())]);
242            language!(
243                "javascript",
244                vec![
245                    Arc::new(deno::DenoLspAdapter::new()),
246                    Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
247                ]
248            );
249            language!("jsdoc", vec![Arc::new(deno::DenoLspAdapter::new())]);
250        }
251        false => {
252            language!(
253                "tsx",
254                vec![
255                    Arc::new(typescript::TypeScriptLspAdapter::new(node_runtime.clone())),
256                    Arc::new(typescript::EsLintLspAdapter::new(node_runtime.clone())),
257                    Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
258                ]
259            );
260            language!(
261                "typescript",
262                vec![
263                    Arc::new(typescript::TypeScriptLspAdapter::new(node_runtime.clone())),
264                    Arc::new(typescript::EsLintLspAdapter::new(node_runtime.clone())),
265                ]
266            );
267            language!(
268                "javascript",
269                vec![
270                    Arc::new(typescript::TypeScriptLspAdapter::new(node_runtime.clone())),
271                    Arc::new(typescript::EsLintLspAdapter::new(node_runtime.clone())),
272                    Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
273                ]
274            );
275            language!(
276                "jsdoc",
277                vec![Arc::new(typescript::TypeScriptLspAdapter::new(
278                    node_runtime.clone(),
279                ))]
280            );
281        }
282    }
283
284    language!(
285        "html",
286        vec![
287            Arc::new(html::HtmlLspAdapter::new(node_runtime.clone())),
288            Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
289        ]
290    );
291    language!("ruby", vec![Arc::new(ruby::RubyLanguageServer)]);
292    language!(
293        "erb",
294        vec![
295            Arc::new(ruby::RubyLanguageServer),
296            Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
297        ]
298    );
299    language!("scheme");
300    language!("racket");
301    language!("regex");
302    language!("lua", vec![Arc::new(lua::LuaLspAdapter)]);
303    language!(
304        "yaml",
305        vec![Arc::new(yaml::YamlLspAdapter::new(node_runtime.clone()))]
306    );
307    language!(
308        "elm",
309        vec![Arc::new(elm::ElmLspAdapter::new(node_runtime.clone()))]
310    );
311    language!("glsl");
312    language!("nix");
313    language!("nu", vec![Arc::new(nu::NuLanguageServer {})]);
314    language!("ocaml", vec![Arc::new(ocaml::OCamlLspAdapter)]);
315    language!("ocaml-interface", vec![Arc::new(ocaml::OCamlLspAdapter)]);
316    language!(
317        "vue",
318        vec![Arc::new(vue::VueLspAdapter::new(node_runtime.clone()))]
319    );
320    language!("proto");
321    language!("terraform", vec![Arc::new(terraform::TerraformLspAdapter)]);
322    language!(
323        "terraform-vars",
324        vec![Arc::new(terraform::TerraformLspAdapter)]
325    );
326    language!("hcl", vec![]);
327    language!("dart", vec![Arc::new(dart::DartLanguageServer {})]);
328
329    languages.register_secondary_lsp_adapter(
330        "Astro".into(),
331        Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
332    );
333    languages.register_secondary_lsp_adapter(
334        "PHP".into(),
335        Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
336    );
337    languages.register_secondary_lsp_adapter(
338        "Svelte".into(),
339        Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
340    );
341}
342
343#[cfg(any(test, feature = "test-support"))]
344pub fn language(name: &str, grammar: tree_sitter::Language) -> Arc<Language> {
345    Arc::new(
346        Language::new(load_config(name), Some(grammar))
347            .with_queries(load_queries(name))
348            .unwrap(),
349    )
350}
351
352fn load_config(name: &str) -> LanguageConfig {
353    let config_toml = String::from_utf8(
354        LanguageDir::get(&format!("{}/config.toml", name))
355            .unwrap()
356            .data
357            .to_vec(),
358    )
359    .unwrap();
360
361    ::toml::from_str(&config_toml)
362        .with_context(|| format!("failed to load config.toml for language {name:?}"))
363        .unwrap()
364}
365
366fn load_queries(name: &str) -> LanguageQueries {
367    let mut result = LanguageQueries::default();
368    for path in LanguageDir::iter() {
369        if let Some(remainder) = path.strip_prefix(name).and_then(|p| p.strip_prefix('/')) {
370            if !remainder.ends_with(".scm") {
371                continue;
372            }
373            for (name, query) in QUERY_FILENAME_PREFIXES {
374                if remainder.starts_with(name) {
375                    let contents = asset_str::<LanguageDir>(path.as_ref());
376                    match query(&mut result) {
377                        None => *query(&mut result) = Some(contents),
378                        Some(r) => r.to_mut().push_str(contents.as_ref()),
379                    }
380                }
381            }
382        }
383    }
384    result
385}