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 csharp;
 17mod css;
 18mod dart;
 19mod deno;
 20mod elixir;
 21mod elm;
 22mod erlang;
 23mod go;
 24mod html;
 25mod json;
 26mod lua;
 27mod nu;
 28mod ocaml;
 29mod python;
 30mod ruby;
 31mod rust;
 32mod tailwind;
 33mod terraform;
 34mod typescript;
 35mod vue;
 36mod yaml;
 37
 38// 1. Add tree-sitter-{language} parser to zed crate
 39// 2. Create a language directory in zed/crates/zed/src/languages and add the language to init function below
 40// 3. Add config.toml to the newly created language directory using existing languages as a template
 41// 4. Copy highlights from tree sitter repo for the language into a highlights.scm file.
 42//      Note: github highlights take the last match while zed takes the first
 43// 5. Add indents.scm, outline.scm, and brackets.scm to implement indent on newline, outline/breadcrumbs,
 44//    and autoclosing brackets respectively
 45// 6. If the language has injections add an injections.scm query file
 46
 47#[derive(RustEmbed)]
 48#[folder = "src/"]
 49#[exclude = "*.rs"]
 50struct LanguageDir;
 51
 52pub fn init(
 53    languages: Arc<LanguageRegistry>,
 54    node_runtime: Arc<dyn NodeRuntime>,
 55    cx: &mut AppContext,
 56) {
 57    ElixirSettings::register(cx);
 58    DenoSettings::register(cx);
 59
 60    languages.register_native_grammars([
 61        ("bash", tree_sitter_bash::language()),
 62        ("c", tree_sitter_c::language()),
 63        ("c_sharp", tree_sitter_c_sharp::language()),
 64        ("clojure", tree_sitter_clojure::language()),
 65        ("cpp", tree_sitter_cpp::language()),
 66        ("css", tree_sitter_css::language()),
 67        ("elixir", tree_sitter_elixir::language()),
 68        ("elm", tree_sitter_elm::language()),
 69        (
 70            "embedded_template",
 71            tree_sitter_embedded_template::language(),
 72        ),
 73        ("erlang", tree_sitter_erlang::language()),
 74        ("glsl", tree_sitter_glsl::language()),
 75        ("go", tree_sitter_go::language()),
 76        ("gomod", tree_sitter_gomod::language()),
 77        ("gowork", tree_sitter_gowork::language()),
 78        ("hcl", tree_sitter_hcl::language()),
 79        ("heex", tree_sitter_heex::language()),
 80        ("html", tree_sitter_html::language()),
 81        ("jsdoc", tree_sitter_jsdoc::language()),
 82        ("json", tree_sitter_json::language()),
 83        ("lua", tree_sitter_lua::language()),
 84        ("markdown", tree_sitter_markdown::language()),
 85        ("nix", tree_sitter_nix::language()),
 86        ("nu", tree_sitter_nu::language()),
 87        ("ocaml", tree_sitter_ocaml::language_ocaml()),
 88        (
 89            "ocaml_interface",
 90            tree_sitter_ocaml::language_ocaml_interface(),
 91        ),
 92        ("proto", tree_sitter_proto::language()),
 93        ("python", tree_sitter_python::language()),
 94        ("racket", tree_sitter_racket::language()),
 95        ("regex", tree_sitter_regex::language()),
 96        ("ruby", tree_sitter_ruby::language()),
 97        ("rust", tree_sitter_rust::language()),
 98        ("scheme", tree_sitter_scheme::language()),
 99        ("tsx", tree_sitter_typescript::language_tsx()),
100        ("typescript", tree_sitter_typescript::language_typescript()),
101        ("vue", tree_sitter_vue::language()),
102        ("yaml", tree_sitter_yaml::language()),
103        ("dart", tree_sitter_dart::language()),
104    ]);
105
106    macro_rules! language {
107        ($name:literal) => {
108            let config = load_config($name);
109            languages.register_language(
110                config.name.clone(),
111                config.grammar.clone(),
112                config.matcher.clone(),
113                move || {
114                    Ok((
115                        config.clone(),
116                        load_queries($name),
117                        Some(Arc::new(language::SymbolContextProvider)),
118                    ))
119                },
120            );
121        };
122        ($name:literal, $adapters:expr) => {
123            let config = load_config($name);
124            // typeck helper
125            let adapters: Vec<Arc<dyn LspAdapter>> = $adapters;
126            for adapter in adapters {
127                languages.register_lsp_adapter(config.name.clone(), adapter);
128            }
129            languages.register_language(
130                config.name.clone(),
131                config.grammar.clone(),
132                config.matcher.clone(),
133                move || {
134                    Ok((
135                        config.clone(),
136                        load_queries($name),
137                        Some(Arc::new(language::SymbolContextProvider)),
138                    ))
139                },
140            );
141        };
142        ($name:literal, $adapters:expr, $context_provider:expr) => {
143            let config = load_config($name);
144            // typeck helper
145            let adapters: Vec<Arc<dyn LspAdapter>> = $adapters;
146            for adapter in adapters {
147                languages.register_lsp_adapter(config.name.clone(), adapter);
148            }
149            languages.register_language(
150                config.name.clone(),
151                config.grammar.clone(),
152                config.matcher.clone(),
153                move || {
154                    Ok((
155                        config.clone(),
156                        load_queries($name),
157                        Some(Arc::new($context_provider)),
158                    ))
159                },
160            );
161        };
162    }
163    language!("bash");
164    language!("c", vec![Arc::new(c::CLspAdapter) as Arc<dyn LspAdapter>]);
165    language!("clojure", vec![Arc::new(clojure::ClojureLspAdapter)]);
166    language!("cpp", vec![Arc::new(c::CLspAdapter)]);
167    language!("csharp", vec![Arc::new(csharp::OmniSharpAdapter {})]);
168    language!(
169        "css",
170        vec![
171            Arc::new(css::CssLspAdapter::new(node_runtime.clone())),
172            Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
173        ]
174    );
175
176    match &ElixirSettings::get(None, cx).lsp {
177        elixir::ElixirLspSetting::ElixirLs => {
178            language!(
179                "elixir",
180                vec![
181                    Arc::new(elixir::ElixirLspAdapter),
182                    Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
183                ],
184                elixir_task_context()
185            );
186        }
187        elixir::ElixirLspSetting::NextLs => {
188            language!(
189                "elixir",
190                vec![Arc::new(elixir::NextLspAdapter)],
191                elixir_task_context()
192            );
193        }
194        elixir::ElixirLspSetting::Local { path, arguments } => {
195            language!(
196                "elixir",
197                vec![Arc::new(elixir::LocalLspAdapter {
198                    path: path.clone(),
199                    arguments: arguments.clone(),
200                })],
201                elixir_task_context()
202            );
203        }
204    }
205    language!("erlang", vec![Arc::new(erlang::ErlangLspAdapter)]);
206    language!("go", vec![Arc::new(go::GoLspAdapter)]);
207    language!("gomod");
208    language!("gowork");
209    language!(
210        "heex",
211        vec![
212            Arc::new(elixir::ElixirLspAdapter),
213            Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
214        ]
215    );
216    language!(
217        "json",
218        vec![Arc::new(json::JsonLspAdapter::new(
219            node_runtime.clone(),
220            languages.clone(),
221        ))]
222    );
223    language!("markdown");
224    language!(
225        "python",
226        vec![Arc::new(python::PythonLspAdapter::new(
227            node_runtime.clone(),
228        ))]
229    );
230    language!(
231        "rust",
232        vec![Arc::new(rust::RustLspAdapter)],
233        RustContextProvider
234    );
235    match &DenoSettings::get(None, cx).enable {
236        true => {
237            language!(
238                "tsx",
239                vec![
240                    Arc::new(deno::DenoLspAdapter::new()),
241                    Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
242                ]
243            );
244            language!("typescript", vec![Arc::new(deno::DenoLspAdapter::new())]);
245            language!(
246                "javascript",
247                vec![
248                    Arc::new(deno::DenoLspAdapter::new()),
249                    Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
250                ]
251            );
252            language!("jsdoc", vec![Arc::new(deno::DenoLspAdapter::new())]);
253        }
254        false => {
255            language!(
256                "tsx",
257                vec![
258                    Arc::new(typescript::TypeScriptLspAdapter::new(node_runtime.clone())),
259                    Arc::new(typescript::EsLintLspAdapter::new(node_runtime.clone())),
260                    Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
261                ]
262            );
263            language!(
264                "typescript",
265                vec![
266                    Arc::new(typescript::TypeScriptLspAdapter::new(node_runtime.clone())),
267                    Arc::new(typescript::EsLintLspAdapter::new(node_runtime.clone())),
268                ]
269            );
270            language!(
271                "javascript",
272                vec![
273                    Arc::new(typescript::TypeScriptLspAdapter::new(node_runtime.clone())),
274                    Arc::new(typescript::EsLintLspAdapter::new(node_runtime.clone())),
275                    Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
276                ]
277            );
278            language!(
279                "jsdoc",
280                vec![Arc::new(typescript::TypeScriptLspAdapter::new(
281                    node_runtime.clone(),
282                ))]
283            );
284        }
285    }
286
287    language!(
288        "html",
289        vec![
290            Arc::new(html::HtmlLspAdapter::new(node_runtime.clone())),
291            Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
292        ]
293    );
294    language!("ruby", vec![Arc::new(ruby::RubyLanguageServer)]);
295    language!(
296        "erb",
297        vec![
298            Arc::new(ruby::RubyLanguageServer),
299            Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
300        ]
301    );
302    language!("scheme");
303    language!("racket");
304    language!("regex");
305    language!("lua", vec![Arc::new(lua::LuaLspAdapter)]);
306    language!(
307        "yaml",
308        vec![Arc::new(yaml::YamlLspAdapter::new(node_runtime.clone()))]
309    );
310    language!(
311        "elm",
312        vec![Arc::new(elm::ElmLspAdapter::new(node_runtime.clone()))]
313    );
314    language!("glsl");
315    language!("nix");
316    language!("nu", vec![Arc::new(nu::NuLanguageServer {})]);
317    language!("ocaml", vec![Arc::new(ocaml::OCamlLspAdapter)]);
318    language!("ocaml-interface", vec![Arc::new(ocaml::OCamlLspAdapter)]);
319    language!(
320        "vue",
321        vec![Arc::new(vue::VueLspAdapter::new(node_runtime.clone()))]
322    );
323    language!("proto");
324    language!("terraform", vec![Arc::new(terraform::TerraformLspAdapter)]);
325    language!(
326        "terraform-vars",
327        vec![Arc::new(terraform::TerraformLspAdapter)]
328    );
329    language!("hcl", vec![]);
330    language!("dart", vec![Arc::new(dart::DartLanguageServer {})]);
331
332    languages.register_secondary_lsp_adapter(
333        "Astro".into(),
334        Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
335    );
336    languages.register_secondary_lsp_adapter(
337        "PHP".into(),
338        Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
339    );
340    languages.register_secondary_lsp_adapter(
341        "Svelte".into(),
342        Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
343    );
344}
345
346#[cfg(any(test, feature = "test-support"))]
347pub fn language(name: &str, grammar: tree_sitter::Language) -> Arc<Language> {
348    Arc::new(
349        Language::new(load_config(name), Some(grammar))
350            .with_queries(load_queries(name))
351            .unwrap(),
352    )
353}
354
355fn load_config(name: &str) -> LanguageConfig {
356    let config_toml = String::from_utf8(
357        LanguageDir::get(&format!("{}/config.toml", name))
358            .unwrap()
359            .data
360            .to_vec(),
361    )
362    .unwrap();
363
364    ::toml::from_str(&config_toml)
365        .with_context(|| format!("failed to load config.toml for language {name:?}"))
366        .unwrap()
367}
368
369fn load_queries(name: &str) -> LanguageQueries {
370    let mut result = LanguageQueries::default();
371    for path in LanguageDir::iter() {
372        if let Some(remainder) = path.strip_prefix(name).and_then(|p| p.strip_prefix('/')) {
373            if !remainder.ends_with(".scm") {
374                continue;
375            }
376            for (name, query) in QUERY_FILENAME_PREFIXES {
377                if remainder.starts_with(name) {
378                    let contents = asset_str::<LanguageDir>(path.as_ref());
379                    match query(&mut result) {
380                        None => *query(&mut result) = Some(contents),
381                        Some(r) => r.to_mut().push_str(contents.as_ref()),
382                    }
383                }
384            }
385        }
386    }
387    result
388}