json.rs

  1use anyhow::{Context as _, Result, bail};
  2use async_compression::futures::bufread::GzipDecoder;
  3use async_tar::Archive;
  4use async_trait::async_trait;
  5use collections::HashMap;
  6use dap::DapRegistry;
  7use futures::StreamExt;
  8use gpui::{App, AsyncApp, SharedString, Task};
  9use http_client::github::{GitHubLspBinaryVersion, latest_github_release};
 10use language::{
 11    ContextProvider, LanguageName, LanguageRegistry, LocalFile as _, LspAdapter,
 12    LspAdapterDelegate, LspInstaller, Toolchain,
 13};
 14use lsp::{LanguageServerBinary, LanguageServerName};
 15use node_runtime::{NodeRuntime, VersionStrategy};
 16use project::lsp_store::language_server_settings;
 17use serde_json::{Value, json};
 18use settings::{KeymapFile, SettingsJsonSchemaParams, SettingsStore};
 19use smol::{
 20    fs::{self},
 21    io::BufReader,
 22    lock::RwLock,
 23};
 24use std::{
 25    env::consts,
 26    ffi::OsString,
 27    path::{Path, PathBuf},
 28    str::FromStr,
 29    sync::Arc,
 30};
 31use task::{AdapterSchemas, TaskTemplate, TaskTemplates, VariableName};
 32use theme::ThemeRegistry;
 33use util::{ResultExt, archive::extract_zip, fs::remove_matching, maybe, merge_json_value_into};
 34
 35use crate::PackageJsonData;
 36
 37const SERVER_PATH: &str =
 38    "node_modules/vscode-langservers-extracted/bin/vscode-json-language-server";
 39
 40// Origin: https://github.com/SchemaStore/schemastore
 41const TSCONFIG_SCHEMA: &str = include_str!("json/schemas/tsconfig.json");
 42const PACKAGE_JSON_SCHEMA: &str = include_str!("json/schemas/package.json");
 43
 44pub(crate) struct JsonTaskProvider;
 45
 46impl ContextProvider for JsonTaskProvider {
 47    fn associated_tasks(
 48        &self,
 49        file: Option<Arc<dyn language::File>>,
 50        cx: &App,
 51    ) -> gpui::Task<Option<TaskTemplates>> {
 52        let Some(file) = project::File::from_dyn(file.as_ref()).cloned() else {
 53            return Task::ready(None);
 54        };
 55        let is_package_json = file.path.ends_with("package.json");
 56        let is_composer_json = file.path.ends_with("composer.json");
 57        if !is_package_json && !is_composer_json {
 58            return Task::ready(None);
 59        }
 60
 61        cx.spawn(async move |cx| {
 62            let contents = file
 63                .worktree
 64                .update(cx, |this, cx| this.load_file(&file.path, cx))
 65                .ok()?
 66                .await
 67                .ok()?;
 68            let path = cx.update(|cx| file.abs_path(cx)).ok()?.as_path().into();
 69
 70            let task_templates = if is_package_json {
 71                let package_json = serde_json_lenient::from_str::<
 72                    HashMap<String, serde_json_lenient::Value>,
 73                >(&contents.text)
 74                .ok()?;
 75                let package_json = PackageJsonData::new(path, package_json);
 76                let command = package_json.package_manager.unwrap_or("npm").to_owned();
 77                package_json
 78                    .scripts
 79                    .into_iter()
 80                    .map(|(_, key)| TaskTemplate {
 81                        label: format!("run {key}"),
 82                        command: command.clone(),
 83                        args: vec!["run".into(), key],
 84                        cwd: Some(VariableName::Dirname.template_value()),
 85                        ..TaskTemplate::default()
 86                    })
 87                    .chain([TaskTemplate {
 88                        label: "package script $ZED_CUSTOM_script".to_owned(),
 89                        command: command.clone(),
 90                        args: vec![
 91                            "run".into(),
 92                            VariableName::Custom("script".into()).template_value(),
 93                        ],
 94                        cwd: Some(VariableName::Dirname.template_value()),
 95                        tags: vec!["package-script".into()],
 96                        ..TaskTemplate::default()
 97                    }])
 98                    .collect()
 99            } else if is_composer_json {
100                serde_json_lenient::Value::from_str(&contents.text)
101                    .ok()?
102                    .get("scripts")?
103                    .as_object()?
104                    .keys()
105                    .map(|key| TaskTemplate {
106                        label: format!("run {key}"),
107                        command: "composer".to_owned(),
108                        args: vec!["-d".into(), "$ZED_DIRNAME".into(), key.into()],
109                        ..TaskTemplate::default()
110                    })
111                    .chain([TaskTemplate {
112                        label: "composer script $ZED_CUSTOM_script".to_owned(),
113                        command: "composer".to_owned(),
114                        args: vec![
115                            "-d".into(),
116                            "$ZED_DIRNAME".into(),
117                            VariableName::Custom("script".into()).template_value(),
118                        ],
119                        tags: vec!["composer-script".into()],
120                        ..TaskTemplate::default()
121                    }])
122                    .collect()
123            } else {
124                vec![]
125            };
126
127            Some(TaskTemplates(task_templates))
128        })
129    }
130}
131
132fn server_binary_arguments(server_path: &Path) -> Vec<OsString> {
133    vec![server_path.into(), "--stdio".into()]
134}
135
136pub struct JsonLspAdapter {
137    node: NodeRuntime,
138    languages: Arc<LanguageRegistry>,
139    workspace_config: RwLock<Option<Value>>,
140}
141
142impl JsonLspAdapter {
143    const PACKAGE_NAME: &str = "vscode-langservers-extracted";
144
145    pub fn new(node: NodeRuntime, languages: Arc<LanguageRegistry>) -> Self {
146        Self {
147            node,
148            languages,
149            workspace_config: Default::default(),
150        }
151    }
152
153    fn get_workspace_config(
154        language_names: Vec<String>,
155        adapter_schemas: AdapterSchemas,
156        cx: &mut App,
157    ) -> Value {
158        let keymap_schema = KeymapFile::generate_json_schema_for_registered_actions(cx);
159        let font_names = &cx.text_system().all_font_names();
160        let themes = ThemeRegistry::try_global(cx);
161        let theme_names = &themes.clone().map(|t| t.list_names()).unwrap_or_default();
162        let icon_theme_names = &themes
163            .map(|t| {
164                t.list_icon_themes()
165                    .into_iter()
166                    .map(|icon_theme| icon_theme.name)
167                    .collect::<Vec<SharedString>>()
168            })
169            .unwrap_or_default();
170        let settings_schema = cx
171            .global::<SettingsStore>()
172            .json_schema(&SettingsJsonSchemaParams {
173                language_names: &language_names,
174                font_names,
175                theme_names,
176                icon_theme_names,
177            });
178
179        let tasks_schema = task::TaskTemplates::generate_json_schema();
180        let debug_schema = task::DebugTaskFile::generate_json_schema(&adapter_schemas);
181        let snippets_schema = snippet_provider::format::VsSnippetsFile::generate_json_schema();
182        let tsconfig_schema = serde_json::Value::from_str(TSCONFIG_SCHEMA).unwrap();
183        let package_json_schema = serde_json::Value::from_str(PACKAGE_JSON_SCHEMA).unwrap();
184
185        #[allow(unused_mut)]
186        let mut schemas = serde_json::json!([
187            {
188                "fileMatch": ["tsconfig*.json"],
189                "schema":tsconfig_schema
190            },
191            {
192                "fileMatch": ["package.json"],
193                "schema":package_json_schema
194            },
195            {
196                "fileMatch": [
197                    schema_file_match(paths::settings_file()),
198                    paths::local_settings_file_relative_path()
199                ],
200                "schema": settings_schema,
201            },
202            {
203                "fileMatch": [schema_file_match(paths::keymap_file())],
204                "schema": keymap_schema,
205            },
206            {
207                "fileMatch": [
208                    schema_file_match(paths::tasks_file()),
209                    paths::local_tasks_file_relative_path()
210                ],
211                "schema": tasks_schema,
212            },
213            {
214                "fileMatch": [
215                    schema_file_match(
216                        paths::snippets_dir()
217                            .join("*.json")
218                            .as_path()
219                    )
220                ],
221                "schema": snippets_schema,
222            },
223            {
224                "fileMatch": [
225                    schema_file_match(paths::debug_scenarios_file()),
226                    paths::local_debug_file_relative_path()
227                ],
228                "schema": debug_schema,
229            },
230        ]);
231
232        #[cfg(debug_assertions)]
233        {
234            schemas.as_array_mut().unwrap().push(serde_json::json!(
235                {
236                    "fileMatch": [
237                        "zed-inspector-style.json"
238                    ],
239                    "schema": generate_inspector_style_schema(),
240                }
241            ))
242        }
243
244        schemas
245            .as_array_mut()
246            .unwrap()
247            .extend(cx.all_action_names().iter().map(|&name| {
248                project::lsp_store::json_language_server_ext::url_schema_for_action(name)
249            }));
250
251        // This can be viewed via `dev: open language server logs` -> `json-language-server` ->
252        // `Server Info`
253        serde_json::json!({
254            "json": {
255                "format": {
256                    "enable": true,
257                },
258                "validate":
259                {
260                    "enable": true,
261                },
262                "schemas": schemas
263            }
264        })
265    }
266
267    async fn get_or_init_workspace_config(&self, cx: &mut AsyncApp) -> Result<Value> {
268        {
269            let reader = self.workspace_config.read().await;
270            if let Some(config) = reader.as_ref() {
271                return Ok(config.clone());
272            }
273        }
274        let mut writer = self.workspace_config.write().await;
275
276        let adapter_schemas = cx
277            .read_global::<DapRegistry, _>(|dap_registry, _| dap_registry.to_owned())?
278            .adapters_schema()
279            .await;
280
281        let config = cx.update(|cx| {
282            Self::get_workspace_config(
283                self.languages
284                    .language_names()
285                    .into_iter()
286                    .map(|name| name.to_string())
287                    .collect(),
288                adapter_schemas,
289                cx,
290            )
291        })?;
292        writer.replace(config.clone());
293        Ok(config)
294    }
295}
296
297#[cfg(debug_assertions)]
298fn generate_inspector_style_schema() -> serde_json_lenient::Value {
299    let schema = schemars::generate::SchemaSettings::draft2019_09()
300        .with_transform(util::schemars::DefaultDenyUnknownFields)
301        .into_generator()
302        .root_schema_for::<gpui::StyleRefinement>();
303
304    serde_json_lenient::to_value(schema).unwrap()
305}
306
307impl LspInstaller for JsonLspAdapter {
308    type BinaryVersion = String;
309
310    async fn fetch_latest_server_version(
311        &self,
312        _: &dyn LspAdapterDelegate,
313        _: bool,
314        _: &mut AsyncApp,
315    ) -> Result<String> {
316        self.node
317            .npm_package_latest_version(Self::PACKAGE_NAME)
318            .await
319    }
320
321    async fn check_if_user_installed(
322        &self,
323        delegate: &dyn LspAdapterDelegate,
324        _: Option<Toolchain>,
325        _: &AsyncApp,
326    ) -> Option<LanguageServerBinary> {
327        let path = delegate
328            .which("vscode-json-language-server".as_ref())
329            .await?;
330        let env = delegate.shell_env().await;
331
332        Some(LanguageServerBinary {
333            path,
334            env: Some(env),
335            arguments: vec!["--stdio".into()],
336        })
337    }
338
339    async fn check_if_version_installed(
340        &self,
341        version: &String,
342        container_dir: &PathBuf,
343        _: &dyn LspAdapterDelegate,
344    ) -> Option<LanguageServerBinary> {
345        let server_path = container_dir.join(SERVER_PATH);
346
347        let should_install_language_server = self
348            .node
349            .should_install_npm_package(
350                Self::PACKAGE_NAME,
351                &server_path,
352                container_dir,
353                VersionStrategy::Latest(version),
354            )
355            .await;
356
357        if should_install_language_server {
358            None
359        } else {
360            Some(LanguageServerBinary {
361                path: self.node.binary_path().await.ok()?,
362                env: None,
363                arguments: server_binary_arguments(&server_path),
364            })
365        }
366    }
367
368    async fn fetch_server_binary(
369        &self,
370        latest_version: String,
371        container_dir: PathBuf,
372        _: &dyn LspAdapterDelegate,
373    ) -> Result<LanguageServerBinary> {
374        let server_path = container_dir.join(SERVER_PATH);
375
376        self.node
377            .npm_install_packages(
378                &container_dir,
379                &[(Self::PACKAGE_NAME, latest_version.as_str())],
380            )
381            .await?;
382
383        Ok(LanguageServerBinary {
384            path: self.node.binary_path().await?,
385            env: None,
386            arguments: server_binary_arguments(&server_path),
387        })
388    }
389
390    async fn cached_server_binary(
391        &self,
392        container_dir: PathBuf,
393        _: &dyn LspAdapterDelegate,
394    ) -> Option<LanguageServerBinary> {
395        get_cached_server_binary(container_dir, &self.node).await
396    }
397}
398
399#[async_trait(?Send)]
400impl LspAdapter for JsonLspAdapter {
401    fn name(&self) -> LanguageServerName {
402        LanguageServerName("json-language-server".into())
403    }
404
405    async fn initialization_options(
406        self: Arc<Self>,
407        _: &Arc<dyn LspAdapterDelegate>,
408    ) -> Result<Option<serde_json::Value>> {
409        Ok(Some(json!({
410            "provideFormatter": true
411        })))
412    }
413
414    async fn workspace_configuration(
415        self: Arc<Self>,
416        delegate: &Arc<dyn LspAdapterDelegate>,
417        _: Option<Toolchain>,
418        cx: &mut AsyncApp,
419    ) -> Result<Value> {
420        let mut config = self.get_or_init_workspace_config(cx).await?;
421
422        let project_options = cx.update(|cx| {
423            language_server_settings(delegate.as_ref(), &self.name(), cx)
424                .and_then(|s| s.settings.clone())
425        })?;
426
427        if let Some(override_options) = project_options {
428            merge_json_value_into(override_options, &mut config);
429        }
430
431        Ok(config)
432    }
433
434    fn language_ids(&self) -> HashMap<LanguageName, String> {
435        [
436            (LanguageName::new("JSON"), "json".into()),
437            (LanguageName::new("JSONC"), "jsonc".into()),
438        ]
439        .into_iter()
440        .collect()
441    }
442
443    fn is_primary_zed_json_schema_adapter(&self) -> bool {
444        true
445    }
446
447    async fn clear_zed_json_schema_cache(&self) {
448        self.workspace_config.write().await.take();
449    }
450}
451
452async fn get_cached_server_binary(
453    container_dir: PathBuf,
454    node: &NodeRuntime,
455) -> Option<LanguageServerBinary> {
456    maybe!(async {
457        let mut last_version_dir = None;
458        let mut entries = fs::read_dir(&container_dir).await?;
459        while let Some(entry) = entries.next().await {
460            let entry = entry?;
461            if entry.file_type().await?.is_dir() {
462                last_version_dir = Some(entry.path());
463            }
464        }
465
466        let last_version_dir = last_version_dir.context("no cached binary")?;
467        let server_path = last_version_dir.join(SERVER_PATH);
468        anyhow::ensure!(
469            server_path.exists(),
470            "missing executable in directory {last_version_dir:?}"
471        );
472        Ok(LanguageServerBinary {
473            path: node.binary_path().await?,
474            env: None,
475            arguments: server_binary_arguments(&server_path),
476        })
477    })
478    .await
479    .log_err()
480}
481
482#[inline]
483fn schema_file_match(path: &Path) -> String {
484    path.strip_prefix(path.parent().unwrap().parent().unwrap())
485        .unwrap()
486        .display()
487        .to_string()
488        .replace('\\', "/")
489}
490
491pub struct NodeVersionAdapter;
492
493impl NodeVersionAdapter {
494    const SERVER_NAME: LanguageServerName =
495        LanguageServerName::new_static("package-version-server");
496}
497
498impl LspInstaller for NodeVersionAdapter {
499    type BinaryVersion = GitHubLspBinaryVersion;
500
501    async fn fetch_latest_server_version(
502        &self,
503        delegate: &dyn LspAdapterDelegate,
504        _: bool,
505        _: &mut AsyncApp,
506    ) -> Result<GitHubLspBinaryVersion> {
507        let release = latest_github_release(
508            "zed-industries/package-version-server",
509            true,
510            false,
511            delegate.http_client(),
512        )
513        .await?;
514        let os = match consts::OS {
515            "macos" => "apple-darwin",
516            "linux" => "unknown-linux-gnu",
517            "windows" => "pc-windows-msvc",
518            other => bail!("Running on unsupported os: {other}"),
519        };
520        let suffix = if consts::OS == "windows" {
521            ".zip"
522        } else {
523            ".tar.gz"
524        };
525        let asset_name = format!("{}-{}-{os}{suffix}", Self::SERVER_NAME, consts::ARCH);
526        let asset = release
527            .assets
528            .iter()
529            .find(|asset| asset.name == asset_name)
530            .with_context(|| format!("no asset found matching `{asset_name:?}`"))?;
531        Ok(GitHubLspBinaryVersion {
532            name: release.tag_name,
533            url: asset.browser_download_url.clone(),
534            digest: asset.digest.clone(),
535        })
536    }
537
538    async fn check_if_user_installed(
539        &self,
540        delegate: &dyn LspAdapterDelegate,
541        _: Option<Toolchain>,
542        _: &AsyncApp,
543    ) -> Option<LanguageServerBinary> {
544        let path = delegate.which(Self::SERVER_NAME.as_ref()).await?;
545        Some(LanguageServerBinary {
546            path,
547            env: None,
548            arguments: Default::default(),
549        })
550    }
551
552    async fn fetch_server_binary(
553        &self,
554        latest_version: GitHubLspBinaryVersion,
555        container_dir: PathBuf,
556        delegate: &dyn LspAdapterDelegate,
557    ) -> Result<LanguageServerBinary> {
558        let version = &latest_version;
559        let destination_path = container_dir.join(format!(
560            "{}-{}{}",
561            Self::SERVER_NAME,
562            version.name,
563            std::env::consts::EXE_SUFFIX
564        ));
565        let destination_container_path =
566            container_dir.join(format!("{}-{}-tmp", Self::SERVER_NAME, version.name));
567        if fs::metadata(&destination_path).await.is_err() {
568            let mut response = delegate
569                .http_client()
570                .get(&version.url, Default::default(), true)
571                .await
572                .context("downloading release")?;
573            if version.url.ends_with(".zip") {
574                extract_zip(&destination_container_path, response.body_mut()).await?;
575            } else if version.url.ends_with(".tar.gz") {
576                let decompressed_bytes = GzipDecoder::new(BufReader::new(response.body_mut()));
577                let archive = Archive::new(decompressed_bytes);
578                archive.unpack(&destination_container_path).await?;
579            }
580
581            fs::copy(
582                destination_container_path.join(format!(
583                    "{}{}",
584                    Self::SERVER_NAME,
585                    std::env::consts::EXE_SUFFIX
586                )),
587                &destination_path,
588            )
589            .await?;
590            remove_matching(&container_dir, |entry| entry != destination_path).await;
591        }
592        Ok(LanguageServerBinary {
593            path: destination_path,
594            env: None,
595            arguments: Default::default(),
596        })
597    }
598
599    async fn cached_server_binary(
600        &self,
601        container_dir: PathBuf,
602        _delegate: &dyn LspAdapterDelegate,
603    ) -> Option<LanguageServerBinary> {
604        get_cached_version_server_binary(container_dir).await
605    }
606}
607
608#[async_trait(?Send)]
609impl LspAdapter for NodeVersionAdapter {
610    fn name(&self) -> LanguageServerName {
611        Self::SERVER_NAME
612    }
613}
614
615async fn get_cached_version_server_binary(container_dir: PathBuf) -> Option<LanguageServerBinary> {
616    maybe!(async {
617        let mut last = None;
618        let mut entries = fs::read_dir(&container_dir).await?;
619        while let Some(entry) = entries.next().await {
620            last = Some(entry?.path());
621        }
622
623        anyhow::Ok(LanguageServerBinary {
624            path: last.context("no cached binary")?,
625            env: None,
626            arguments: Default::default(),
627        })
628    })
629    .await
630    .log_err()
631}