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 css;
 16mod dart;
 17mod deno;
 18mod elixir;
 19mod elm;
 20mod go;
 21mod html;
 22mod json;
 23mod lua;
 24mod nu;
 25mod ocaml;
 26mod python;
 27mod ruby;
 28mod rust;
 29mod tailwind;
 30mod terraform;
 31mod typescript;
 32mod vue;
 33mod yaml;
 34
 35// 1. Add tree-sitter-{language} parser to zed crate
 36// 2. Create a language directory in zed/crates/zed/src/languages and add the language to init function below
 37// 3. Add config.toml to the newly created language directory using existing languages as a template
 38// 4. Copy highlights from tree sitter repo for the language into a highlights.scm file.
 39//      Note: github highlights take the last match while zed takes the first
 40// 5. Add indents.scm, outline.scm, and brackets.scm to implement indent on newline, outline/breadcrumbs,
 41//    and autoclosing brackets respectively
 42// 6. If the language has injections add an injections.scm query file
 43
 44#[derive(RustEmbed)]
 45#[folder = "src/"]
 46#[exclude = "*.rs"]
 47struct LanguageDir;
 48
 49pub fn init(
 50    languages: Arc<LanguageRegistry>,
 51    node_runtime: Arc<dyn NodeRuntime>,
 52    cx: &mut AppContext,
 53) {
 54    ElixirSettings::register(cx);
 55    DenoSettings::register(cx);
 56
 57    languages.register_native_grammars([
 58        ("bash", tree_sitter_bash::language()),
 59        ("c", tree_sitter_c::language()),
 60        ("cpp", tree_sitter_cpp::language()),
 61        ("css", tree_sitter_css::language()),
 62        ("elixir", tree_sitter_elixir::language()),
 63        ("elm", tree_sitter_elm::language()),
 64        (
 65            "embedded_template",
 66            tree_sitter_embedded_template::language(),
 67        ),
 68        ("glsl", tree_sitter_glsl::language()),
 69        ("go", tree_sitter_go::language()),
 70        ("gomod", tree_sitter_gomod::language()),
 71        ("gowork", tree_sitter_gowork::language()),
 72        ("hcl", tree_sitter_hcl::language()),
 73        ("heex", tree_sitter_heex::language()),
 74        ("html", tree_sitter_html::language()),
 75        ("jsdoc", tree_sitter_jsdoc::language()),
 76        ("json", tree_sitter_json::language()),
 77        ("lua", tree_sitter_lua::language()),
 78        ("markdown", tree_sitter_markdown::language()),
 79        ("nix", tree_sitter_nix::language()),
 80        ("nu", tree_sitter_nu::language()),
 81        ("ocaml", tree_sitter_ocaml::language_ocaml()),
 82        (
 83            "ocaml_interface",
 84            tree_sitter_ocaml::language_ocaml_interface(),
 85        ),
 86        ("proto", tree_sitter_proto::language()),
 87        ("python", tree_sitter_python::language()),
 88        ("racket", tree_sitter_racket::language()),
 89        ("regex", tree_sitter_regex::language()),
 90        ("ruby", tree_sitter_ruby::language()),
 91        ("rust", tree_sitter_rust::language()),
 92        ("scheme", tree_sitter_scheme::language()),
 93        ("tsx", tree_sitter_typescript::language_tsx()),
 94        ("typescript", tree_sitter_typescript::language_typescript()),
 95        ("vue", tree_sitter_vue::language()),
 96        ("yaml", tree_sitter_yaml::language()),
 97        ("dart", tree_sitter_dart::language()),
 98    ]);
 99
100    macro_rules! language {
101        ($name:literal) => {
102            let config = load_config($name);
103            languages.register_language(
104                config.name.clone(),
105                config.grammar.clone(),
106                config.matcher.clone(),
107                move || {
108                    Ok((
109                        config.clone(),
110                        load_queries($name),
111                        Some(Arc::new(language::SymbolContextProvider)),
112                    ))
113                },
114            );
115        };
116        ($name:literal, $adapters:expr) => {
117            let config = load_config($name);
118            // typeck helper
119            let adapters: Vec<Arc<dyn LspAdapter>> = $adapters;
120            for adapter in adapters {
121                languages.register_lsp_adapter(config.name.clone(), adapter);
122            }
123            languages.register_language(
124                config.name.clone(),
125                config.grammar.clone(),
126                config.matcher.clone(),
127                move || {
128                    Ok((
129                        config.clone(),
130                        load_queries($name),
131                        Some(Arc::new(language::SymbolContextProvider)),
132                    ))
133                },
134            );
135        };
136        ($name:literal, $adapters:expr, $context_provider:expr) => {
137            let config = load_config($name);
138            // typeck helper
139            let adapters: Vec<Arc<dyn LspAdapter>> = $adapters;
140            for adapter in adapters {
141                languages.register_lsp_adapter(config.name.clone(), adapter);
142            }
143            languages.register_language(
144                config.name.clone(),
145                config.grammar.clone(),
146                config.matcher.clone(),
147                move || {
148                    Ok((
149                        config.clone(),
150                        load_queries($name),
151                        Some(Arc::new($context_provider)),
152                    ))
153                },
154            );
155        };
156    }
157    language!("bash");
158    language!("c", vec![Arc::new(c::CLspAdapter) as Arc<dyn LspAdapter>]);
159    language!("cpp", vec![Arc::new(c::CLspAdapter)]);
160    language!(
161        "css",
162        vec![
163            Arc::new(css::CssLspAdapter::new(node_runtime.clone())),
164            Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
165        ]
166    );
167
168    match &ElixirSettings::get(None, cx).lsp {
169        elixir::ElixirLspSetting::ElixirLs => {
170            language!(
171                "elixir",
172                vec![
173                    Arc::new(elixir::ElixirLspAdapter),
174                    Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
175                ],
176                elixir_task_context()
177            );
178        }
179        elixir::ElixirLspSetting::NextLs => {
180            language!(
181                "elixir",
182                vec![Arc::new(elixir::NextLspAdapter)],
183                elixir_task_context()
184            );
185        }
186        elixir::ElixirLspSetting::Local { path, arguments } => {
187            language!(
188                "elixir",
189                vec![Arc::new(elixir::LocalLspAdapter {
190                    path: path.clone(),
191                    arguments: arguments.clone(),
192                })],
193                elixir_task_context()
194            );
195        }
196    }
197    language!("go", vec![Arc::new(go::GoLspAdapter)]);
198    language!("gomod");
199    language!("gowork");
200    language!(
201        "heex",
202        vec![
203            Arc::new(elixir::ElixirLspAdapter),
204            Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
205        ]
206    );
207    language!(
208        "json",
209        vec![Arc::new(json::JsonLspAdapter::new(
210            node_runtime.clone(),
211            languages.clone(),
212        ))]
213    );
214    language!("markdown");
215    language!(
216        "python",
217        vec![Arc::new(python::PythonLspAdapter::new(
218            node_runtime.clone(),
219        ))]
220    );
221    language!(
222        "rust",
223        vec![Arc::new(rust::RustLspAdapter)],
224        RustContextProvider
225    );
226    match &DenoSettings::get(None, cx).enable {
227        true => {
228            language!(
229                "tsx",
230                vec![
231                    Arc::new(deno::DenoLspAdapter::new()),
232                    Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
233                ]
234            );
235            language!("typescript", vec![Arc::new(deno::DenoLspAdapter::new())]);
236            language!(
237                "javascript",
238                vec![
239                    Arc::new(deno::DenoLspAdapter::new()),
240                    Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
241                ]
242            );
243            language!("jsdoc", vec![Arc::new(deno::DenoLspAdapter::new())]);
244        }
245        false => {
246            language!(
247                "tsx",
248                vec![
249                    Arc::new(typescript::TypeScriptLspAdapter::new(node_runtime.clone())),
250                    Arc::new(typescript::EsLintLspAdapter::new(node_runtime.clone())),
251                    Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
252                ]
253            );
254            language!(
255                "typescript",
256                vec![
257                    Arc::new(typescript::TypeScriptLspAdapter::new(node_runtime.clone())),
258                    Arc::new(typescript::EsLintLspAdapter::new(node_runtime.clone())),
259                ]
260            );
261            language!(
262                "javascript",
263                vec![
264                    Arc::new(typescript::TypeScriptLspAdapter::new(node_runtime.clone())),
265                    Arc::new(typescript::EsLintLspAdapter::new(node_runtime.clone())),
266                    Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
267                ]
268            );
269            language!(
270                "jsdoc",
271                vec![Arc::new(typescript::TypeScriptLspAdapter::new(
272                    node_runtime.clone(),
273                ))]
274            );
275        }
276    }
277
278    language!(
279        "html",
280        vec![
281            Arc::new(html::HtmlLspAdapter::new(node_runtime.clone())),
282            Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
283        ]
284    );
285    language!("ruby", vec![Arc::new(ruby::RubyLanguageServer)]);
286    language!(
287        "erb",
288        vec![
289            Arc::new(ruby::RubyLanguageServer),
290            Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
291        ]
292    );
293    language!("scheme");
294    language!("racket");
295    language!("regex");
296    language!("lua", vec![Arc::new(lua::LuaLspAdapter)]);
297    language!(
298        "yaml",
299        vec![Arc::new(yaml::YamlLspAdapter::new(node_runtime.clone()))]
300    );
301    language!(
302        "elm",
303        vec![Arc::new(elm::ElmLspAdapter::new(node_runtime.clone()))]
304    );
305    language!("glsl");
306    language!("nix");
307    language!("nu", vec![Arc::new(nu::NuLanguageServer {})]);
308    language!("ocaml", vec![Arc::new(ocaml::OCamlLspAdapter)]);
309    language!("ocaml-interface", vec![Arc::new(ocaml::OCamlLspAdapter)]);
310    language!(
311        "vue",
312        vec![
313            Arc::new(vue::VueLspAdapter::new(node_runtime.clone())),
314            Arc::new(tailwind::TailwindLspAdapter::new(node_runtime.clone())),
315        ]
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}