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