settings_store.rs

   1use anyhow::{Context as _, Result};
   2use collections::{BTreeMap, HashMap, btree_map, hash_map};
   3use ec4rs::{ConfigParser, PropertiesSource, Section};
   4use fs::Fs;
   5use futures::{
   6    FutureExt, StreamExt,
   7    channel::{mpsc, oneshot},
   8    future::LocalBoxFuture,
   9};
  10use gpui::{App, AsyncApp, BorrowAppContext, Global, Task, UpdateGlobal};
  11
  12use paths::{EDITORCONFIG_NAME, local_settings_file_relative_path, task_file_name};
  13use schemars::{JsonSchema, json_schema};
  14use serde_json::Value;
  15use smallvec::SmallVec;
  16use std::{
  17    any::{Any, TypeId, type_name},
  18    fmt::Debug,
  19    ops::Range,
  20    path::PathBuf,
  21    rc::Rc,
  22    str::{self, FromStr},
  23    sync::Arc,
  24};
  25use util::{
  26    ResultExt as _,
  27    rel_path::RelPath,
  28    schemars::{DefaultDenyUnknownFields, replace_subschema},
  29};
  30
  31pub type EditorconfigProperties = ec4rs::Properties;
  32
  33use crate::{
  34    ActiveSettingsProfileName, FontFamilyName, IconThemeName, LanguageSettingsContent,
  35    LanguageToSettingsMap, SettingsJsonSchemaParams, ThemeName, VsCodeSettings, WorktreeId,
  36    merge_from::MergeFrom,
  37    parse_json_with_comments,
  38    settings_content::{
  39        ExtensionsSettingsContent, ProjectSettingsContent, SettingsContent, UserSettingsContent,
  40    },
  41    update_value_in_json_text,
  42};
  43
  44pub trait SettingsKey: 'static + Send + Sync {
  45    /// The name of a key within the JSON file from which this setting should
  46    /// be deserialized. If this is `None`, then the setting will be deserialized
  47    /// from the root object.
  48    const KEY: Option<&'static str>;
  49
  50    const FALLBACK_KEY: Option<&'static str> = None;
  51}
  52
  53/// A value that can be defined as a user setting.
  54///
  55/// Settings can be loaded from a combination of multiple JSON files.
  56pub trait Settings: 'static + Send + Sync + Sized {
  57    /// The name of the keys in the [`FileContent`](Self::FileContent) that should
  58    /// always be written to a settings file, even if their value matches the default
  59    /// value.
  60    ///
  61    /// This is useful for tagged [`FileContent`](Self::FileContent)s where the tag
  62    /// is a "version" field that should always be persisted, even if the current
  63    /// user settings match the current version of the settings.
  64    const PRESERVED_KEYS: Option<&'static [&'static str]> = None;
  65
  66    /// Read the value from default.json.
  67    ///
  68    /// This function *should* panic if default values are missing,
  69    /// and you should add a default to default.json for documentation.
  70    fn from_settings(content: &SettingsContent, cx: &mut App) -> Self;
  71
  72    fn missing_default() -> anyhow::Error {
  73        anyhow::anyhow!("missing default for: {}", std::any::type_name::<Self>())
  74    }
  75
  76    /// Use [the helpers in the vscode_import module](crate::vscode_import) to apply known
  77    /// equivalent settings from a vscode config to our config
  78    fn import_from_vscode(_vscode: &VsCodeSettings, _current: &mut SettingsContent) {}
  79
  80    #[track_caller]
  81    fn register(cx: &mut App)
  82    where
  83        Self: Sized,
  84    {
  85        SettingsStore::update_global(cx, |store, cx| {
  86            store.register_setting::<Self>(cx);
  87        });
  88    }
  89
  90    #[track_caller]
  91    fn get<'a>(path: Option<SettingsLocation>, cx: &'a App) -> &'a Self
  92    where
  93        Self: Sized,
  94    {
  95        cx.global::<SettingsStore>().get(path)
  96    }
  97
  98    #[track_caller]
  99    fn get_global(cx: &App) -> &Self
 100    where
 101        Self: Sized,
 102    {
 103        cx.global::<SettingsStore>().get(None)
 104    }
 105
 106    #[track_caller]
 107    fn try_get(cx: &App) -> Option<&Self>
 108    where
 109        Self: Sized,
 110    {
 111        if cx.has_global::<SettingsStore>() {
 112            cx.global::<SettingsStore>().try_get(None)
 113        } else {
 114            None
 115        }
 116    }
 117
 118    #[track_caller]
 119    fn try_read_global<R>(cx: &AsyncApp, f: impl FnOnce(&Self) -> R) -> Option<R>
 120    where
 121        Self: Sized,
 122    {
 123        cx.try_read_global(|s: &SettingsStore, _| f(s.get(None)))
 124    }
 125
 126    #[track_caller]
 127    fn override_global(settings: Self, cx: &mut App)
 128    where
 129        Self: Sized,
 130    {
 131        cx.global_mut::<SettingsStore>().override_global(settings)
 132    }
 133}
 134
 135#[derive(Clone, Copy, Debug)]
 136pub struct SettingsLocation<'a> {
 137    pub worktree_id: WorktreeId,
 138    pub path: &'a RelPath,
 139}
 140
 141pub struct SettingsStore {
 142    setting_values: HashMap<TypeId, Box<dyn AnySettingValue>>,
 143    default_settings: Rc<SettingsContent>,
 144    user_settings: Option<UserSettingsContent>,
 145    global_settings: Option<Box<SettingsContent>>,
 146
 147    extension_settings: Option<Box<SettingsContent>>,
 148    server_settings: Option<Box<SettingsContent>>,
 149
 150    merged_settings: Rc<SettingsContent>,
 151
 152    local_settings: BTreeMap<(WorktreeId, Arc<RelPath>), SettingsContent>,
 153    raw_editorconfig_settings: BTreeMap<(WorktreeId, Arc<RelPath>), (String, Option<Editorconfig>)>,
 154
 155    _setting_file_updates: Task<()>,
 156    setting_file_updates_tx:
 157        mpsc::UnboundedSender<Box<dyn FnOnce(AsyncApp) -> LocalBoxFuture<'static, Result<()>>>>,
 158}
 159
 160#[derive(Clone, PartialEq)]
 161pub enum SettingsFile {
 162    User,
 163    Global,
 164    Extension,
 165    Server,
 166    Default,
 167    Local((WorktreeId, Arc<RelPath>)),
 168}
 169
 170#[derive(Clone)]
 171pub struct Editorconfig {
 172    pub is_root: bool,
 173    pub sections: SmallVec<[Section; 5]>,
 174}
 175
 176impl FromStr for Editorconfig {
 177    type Err = anyhow::Error;
 178
 179    fn from_str(contents: &str) -> Result<Self, Self::Err> {
 180        let parser = ConfigParser::new_buffered(contents.as_bytes())
 181            .context("creating editorconfig parser")?;
 182        let is_root = parser.is_root;
 183        let sections = parser
 184            .collect::<Result<SmallVec<_>, _>>()
 185            .context("parsing editorconfig sections")?;
 186        Ok(Self { is_root, sections })
 187    }
 188}
 189
 190#[derive(Copy, Clone, Debug, PartialEq, Eq, Hash)]
 191pub enum LocalSettingsKind {
 192    Settings,
 193    Tasks,
 194    Editorconfig,
 195    Debug,
 196}
 197
 198impl Global for SettingsStore {}
 199
 200#[derive(Debug)]
 201struct SettingValue<T> {
 202    global_value: Option<T>,
 203    local_values: Vec<(WorktreeId, Arc<RelPath>, T)>,
 204}
 205
 206trait AnySettingValue: 'static + Send + Sync {
 207    fn setting_type_name(&self) -> &'static str;
 208
 209    fn from_settings(&self, s: &SettingsContent, cx: &mut App) -> Box<dyn Any>;
 210
 211    fn value_for_path(&self, path: Option<SettingsLocation>) -> &dyn Any;
 212    fn all_local_values(&self) -> Vec<(WorktreeId, Arc<RelPath>, &dyn Any)>;
 213    fn set_global_value(&mut self, value: Box<dyn Any>);
 214    fn set_local_value(&mut self, root_id: WorktreeId, path: Arc<RelPath>, value: Box<dyn Any>);
 215    fn import_from_vscode(
 216        &self,
 217        vscode_settings: &VsCodeSettings,
 218        settings_content: &mut SettingsContent,
 219    );
 220}
 221
 222impl SettingsStore {
 223    pub fn new(cx: &App, default_settings: &str) -> Self {
 224        let (setting_file_updates_tx, mut setting_file_updates_rx) = mpsc::unbounded();
 225        let default_settings: Rc<SettingsContent> =
 226            parse_json_with_comments(default_settings).unwrap();
 227        Self {
 228            setting_values: Default::default(),
 229            default_settings: default_settings.clone(),
 230            global_settings: None,
 231            server_settings: None,
 232            user_settings: None,
 233            extension_settings: None,
 234
 235            merged_settings: default_settings,
 236            local_settings: BTreeMap::default(),
 237            raw_editorconfig_settings: BTreeMap::default(),
 238            setting_file_updates_tx,
 239            _setting_file_updates: cx.spawn(async move |cx| {
 240                while let Some(setting_file_update) = setting_file_updates_rx.next().await {
 241                    (setting_file_update)(cx.clone()).await.log_err();
 242                }
 243            }),
 244        }
 245    }
 246
 247    pub fn observe_active_settings_profile_name(cx: &mut App) -> gpui::Subscription {
 248        cx.observe_global::<ActiveSettingsProfileName>(|cx| {
 249            Self::update_global(cx, |store, cx| {
 250                store.recompute_values(None, cx).log_err();
 251            });
 252        })
 253    }
 254
 255    pub fn update<C, R>(cx: &mut C, f: impl FnOnce(&mut Self, &mut C) -> R) -> R
 256    where
 257        C: BorrowAppContext,
 258    {
 259        cx.update_global(f)
 260    }
 261
 262    /// Add a new type of setting to the store.
 263    pub fn register_setting<T: Settings>(&mut self, cx: &mut App) {
 264        let setting_type_id = TypeId::of::<T>();
 265        let entry = self.setting_values.entry(setting_type_id);
 266
 267        if matches!(entry, hash_map::Entry::Occupied(_)) {
 268            return;
 269        }
 270
 271        let setting_value = entry.or_insert(Box::new(SettingValue::<T> {
 272            global_value: None,
 273            local_values: Vec::new(),
 274        }));
 275        let value = T::from_settings(&self.merged_settings, cx);
 276        setting_value.set_global_value(Box::new(value));
 277    }
 278
 279    /// Get the value of a setting.
 280    ///
 281    /// Panics if the given setting type has not been registered, or if there is no
 282    /// value for this setting.
 283    pub fn get<T: Settings>(&self, path: Option<SettingsLocation>) -> &T {
 284        self.setting_values
 285            .get(&TypeId::of::<T>())
 286            .unwrap_or_else(|| panic!("unregistered setting type {}", type_name::<T>()))
 287            .value_for_path(path)
 288            .downcast_ref::<T>()
 289            .expect("no default value for setting type")
 290    }
 291
 292    /// Get the value of a setting.
 293    ///
 294    /// Does not panic
 295    pub fn try_get<T: Settings>(&self, path: Option<SettingsLocation>) -> Option<&T> {
 296        self.setting_values
 297            .get(&TypeId::of::<T>())
 298            .map(|value| value.value_for_path(path))
 299            .and_then(|value| value.downcast_ref::<T>())
 300    }
 301
 302    /// Get all values from project specific settings
 303    pub fn get_all_locals<T: Settings>(&self) -> Vec<(WorktreeId, Arc<RelPath>, &T)> {
 304        self.setting_values
 305            .get(&TypeId::of::<T>())
 306            .unwrap_or_else(|| panic!("unregistered setting type {}", type_name::<T>()))
 307            .all_local_values()
 308            .into_iter()
 309            .map(|(id, path, any)| {
 310                (
 311                    id,
 312                    path,
 313                    any.downcast_ref::<T>()
 314                        .expect("wrong value type for setting"),
 315                )
 316            })
 317            .collect()
 318    }
 319
 320    /// Override the global value for a setting.
 321    ///
 322    /// The given value will be overwritten if the user settings file changes.
 323    pub fn override_global<T: Settings>(&mut self, value: T) {
 324        self.setting_values
 325            .get_mut(&TypeId::of::<T>())
 326            .unwrap_or_else(|| panic!("unregistered setting type {}", type_name::<T>()))
 327            .set_global_value(Box::new(value))
 328    }
 329
 330    /// Get the user's settings content.
 331    ///
 332    /// For user-facing functionality use the typed setting interface.
 333    /// (e.g. ProjectSettings::get_global(cx))
 334    pub fn raw_user_settings(&self) -> Option<&UserSettingsContent> {
 335        self.user_settings.as_ref()
 336    }
 337
 338    /// Get the default settings content as a raw JSON value.
 339    pub fn raw_default_settings(&self) -> &SettingsContent {
 340        &self.default_settings
 341    }
 342
 343    /// Get the configured settings profile names.
 344    pub fn configured_settings_profiles(&self) -> impl Iterator<Item = &str> {
 345        self.user_settings
 346            .iter()
 347            .flat_map(|settings| settings.profiles.keys().map(|k| k.as_str()))
 348    }
 349
 350    #[cfg(any(test, feature = "test-support"))]
 351    pub fn test(cx: &mut App) -> Self {
 352        Self::new(cx, &crate::test_settings())
 353    }
 354
 355    /// Updates the value of a setting in the user's global configuration.
 356    ///
 357    /// This is only for tests. Normally, settings are only loaded from
 358    /// JSON files.
 359    #[cfg(any(test, feature = "test-support"))]
 360    pub fn update_user_settings(
 361        &mut self,
 362        cx: &mut App,
 363        update: impl FnOnce(&mut SettingsContent),
 364    ) {
 365        let mut content = self.user_settings.clone().unwrap_or_default().content;
 366        update(&mut content);
 367        let new_text = serde_json::to_string(&UserSettingsContent {
 368            content,
 369            ..Default::default()
 370        })
 371        .unwrap();
 372        self.set_user_settings(&new_text, cx).unwrap();
 373    }
 374
 375    pub async fn load_settings(fs: &Arc<dyn Fs>) -> Result<String> {
 376        match fs.load(paths::settings_file()).await {
 377            result @ Ok(_) => result,
 378            Err(err) => {
 379                if let Some(e) = err.downcast_ref::<std::io::Error>()
 380                    && e.kind() == std::io::ErrorKind::NotFound
 381                {
 382                    return Ok(crate::initial_user_settings_content().to_string());
 383                }
 384                Err(err)
 385            }
 386        }
 387    }
 388
 389    fn update_settings_file_inner(
 390        &self,
 391        fs: Arc<dyn Fs>,
 392        update: impl 'static + Send + FnOnce(String, AsyncApp) -> Result<String>,
 393    ) -> oneshot::Receiver<Result<()>> {
 394        let (tx, rx) = oneshot::channel::<Result<()>>();
 395        self.setting_file_updates_tx
 396            .unbounded_send(Box::new(move |cx: AsyncApp| {
 397                async move {
 398                    let res = async move {
 399                        let old_text = Self::load_settings(&fs).await?;
 400                        let new_text = update(old_text, cx)?;
 401                        let settings_path = paths::settings_file().as_path();
 402                        if fs.is_file(settings_path).await {
 403                            let resolved_path =
 404                                fs.canonicalize(settings_path).await.with_context(|| {
 405                                    format!(
 406                                        "Failed to canonicalize settings path {:?}",
 407                                        settings_path
 408                                    )
 409                                })?;
 410
 411                            fs.atomic_write(resolved_path.clone(), new_text)
 412                                .await
 413                                .with_context(|| {
 414                                    format!("Failed to write settings to file {:?}", resolved_path)
 415                                })?;
 416                        } else {
 417                            fs.atomic_write(settings_path.to_path_buf(), new_text)
 418                                .await
 419                                .with_context(|| {
 420                                    format!("Failed to write settings to file {:?}", settings_path)
 421                                })?;
 422                        }
 423                        anyhow::Ok(())
 424                    }
 425                    .await;
 426
 427                    let new_res = match &res {
 428                        Ok(_) => anyhow::Ok(()),
 429                        Err(e) => Err(anyhow::anyhow!("Failed to write settings to file {:?}", e)),
 430                    };
 431
 432                    _ = tx.send(new_res);
 433                    res
 434                }
 435                .boxed_local()
 436            }))
 437            .map_err(|err| anyhow::format_err!("Failed to update settings file: {}", err))
 438            .log_with_level(log::Level::Warn);
 439        return rx;
 440    }
 441
 442    pub fn update_settings_file(
 443        &self,
 444        fs: Arc<dyn Fs>,
 445        update: impl 'static + Send + FnOnce(&mut SettingsContent, &App),
 446    ) {
 447        _ = self.update_settings_file_inner(fs, move |old_text: String, cx: AsyncApp| {
 448            cx.read_global(|store: &SettingsStore, cx| {
 449                store.new_text_for_update(old_text, |content| update(content, cx))
 450            })
 451        });
 452    }
 453
 454    pub fn import_vscode_settings(
 455        &self,
 456        fs: Arc<dyn Fs>,
 457        vscode_settings: VsCodeSettings,
 458    ) -> oneshot::Receiver<Result<()>> {
 459        self.update_settings_file_inner(fs, move |old_text: String, cx: AsyncApp| {
 460            cx.read_global(|store: &SettingsStore, _cx| {
 461                store.get_vscode_edits(old_text, &vscode_settings)
 462            })
 463        })
 464    }
 465
 466    pub fn get_all_files(&self) -> Vec<SettingsFile> {
 467        let mut files = Vec::from_iter(
 468            self.local_settings
 469                .keys()
 470                // rev because these are sorted by path, so highest precedence is last
 471                .rev()
 472                .cloned()
 473                .map(SettingsFile::Local),
 474        );
 475
 476        if self.server_settings.is_some() {
 477            files.push(SettingsFile::Server);
 478        }
 479        // ignoring profiles
 480        // ignoring os profiles
 481        // ignoring release channel profiles
 482
 483        if self.user_settings.is_some() {
 484            files.push(SettingsFile::User);
 485        }
 486        if self.extension_settings.is_some() {
 487            files.push(SettingsFile::Extension);
 488        }
 489        if self.global_settings.is_some() {
 490            files.push(SettingsFile::Global);
 491        }
 492        files.push(SettingsFile::Default);
 493        files
 494    }
 495}
 496
 497impl SettingsStore {
 498    /// Updates the value of a setting in a JSON file, returning the new text
 499    /// for that JSON file.
 500    pub fn new_text_for_update(
 501        &self,
 502        old_text: String,
 503        update: impl FnOnce(&mut SettingsContent),
 504    ) -> String {
 505        let edits = self.edits_for_update(&old_text, update);
 506        let mut new_text = old_text;
 507        for (range, replacement) in edits.into_iter() {
 508            new_text.replace_range(range, &replacement);
 509        }
 510        new_text
 511    }
 512
 513    pub fn get_vscode_edits(&self, old_text: String, vscode: &VsCodeSettings) -> String {
 514        self.new_text_for_update(old_text, |settings_content| {
 515            for v in self.setting_values.values() {
 516                v.import_from_vscode(vscode, settings_content)
 517            }
 518        })
 519    }
 520
 521    /// Updates the value of a setting in a JSON file, returning a list
 522    /// of edits to apply to the JSON file.
 523    pub fn edits_for_update(
 524        &self,
 525        text: &str,
 526        update: impl FnOnce(&mut SettingsContent),
 527    ) -> Vec<(Range<usize>, String)> {
 528        let old_content: UserSettingsContent =
 529            parse_json_with_comments(text).log_err().unwrap_or_default();
 530        let mut new_content = old_content.clone();
 531        update(&mut new_content.content);
 532
 533        let old_value = serde_json::to_value(&old_content).unwrap();
 534        let new_value = serde_json::to_value(new_content).unwrap();
 535
 536        let mut key_path = Vec::new();
 537        let mut edits = Vec::new();
 538        let tab_size = self.json_tab_size();
 539        let mut text = text.to_string();
 540        update_value_in_json_text(
 541            &mut text,
 542            &mut key_path,
 543            tab_size,
 544            &old_value,
 545            &new_value,
 546            &mut edits,
 547        );
 548        edits
 549    }
 550
 551    pub fn json_tab_size(&self) -> usize {
 552        2
 553    }
 554
 555    /// Sets the default settings via a JSON string.
 556    ///
 557    /// The string should contain a JSON object with a default value for every setting.
 558    pub fn set_default_settings(
 559        &mut self,
 560        default_settings_content: &str,
 561        cx: &mut App,
 562    ) -> Result<()> {
 563        self.default_settings = parse_json_with_comments(default_settings_content)?;
 564        self.recompute_values(None, cx)?;
 565        Ok(())
 566    }
 567
 568    /// Sets the user settings via a JSON string.
 569    pub fn set_user_settings(&mut self, user_settings_content: &str, cx: &mut App) -> Result<()> {
 570        let settings: UserSettingsContent = if user_settings_content.is_empty() {
 571            parse_json_with_comments("{}")?
 572        } else {
 573            parse_json_with_comments(user_settings_content)?
 574        };
 575
 576        self.user_settings = Some(settings);
 577        self.recompute_values(None, cx)?;
 578        Ok(())
 579    }
 580
 581    /// Sets the global settings via a JSON string.
 582    pub fn set_global_settings(
 583        &mut self,
 584        global_settings_content: &str,
 585        cx: &mut App,
 586    ) -> Result<()> {
 587        let settings: SettingsContent = if global_settings_content.is_empty() {
 588            parse_json_with_comments("{}")?
 589        } else {
 590            parse_json_with_comments(global_settings_content)?
 591        };
 592
 593        self.global_settings = Some(Box::new(settings));
 594        self.recompute_values(None, cx)?;
 595        Ok(())
 596    }
 597
 598    pub fn set_server_settings(
 599        &mut self,
 600        server_settings_content: &str,
 601        cx: &mut App,
 602    ) -> Result<()> {
 603        let settings: Option<SettingsContent> = if server_settings_content.is_empty() {
 604            None
 605        } else {
 606            parse_json_with_comments(server_settings_content)?
 607        };
 608
 609        // Rewrite the server settings into a content type
 610        self.server_settings = settings.map(|settings| Box::new(settings));
 611
 612        self.recompute_values(None, cx)?;
 613        Ok(())
 614    }
 615
 616    /// Add or remove a set of local settings via a JSON string.
 617    pub fn set_local_settings(
 618        &mut self,
 619        root_id: WorktreeId,
 620        directory_path: Arc<RelPath>,
 621        kind: LocalSettingsKind,
 622        settings_content: Option<&str>,
 623        cx: &mut App,
 624    ) -> std::result::Result<(), InvalidSettingsError> {
 625        let mut zed_settings_changed = false;
 626        match (
 627            kind,
 628            settings_content
 629                .map(|content| content.trim())
 630                .filter(|content| !content.is_empty()),
 631        ) {
 632            (LocalSettingsKind::Tasks, _) => {
 633                return Err(InvalidSettingsError::Tasks {
 634                    message: "Attempted to submit tasks into the settings store".to_string(),
 635                    path: directory_path
 636                        .join(RelPath::new(task_file_name()).unwrap())
 637                        .as_std_path()
 638                        .to_path_buf(),
 639                });
 640            }
 641            (LocalSettingsKind::Debug, _) => {
 642                return Err(InvalidSettingsError::Debug {
 643                    message: "Attempted to submit debugger config into the settings store"
 644                        .to_string(),
 645                    path: directory_path
 646                        .join(RelPath::new(task_file_name()).unwrap())
 647                        .as_std_path()
 648                        .to_path_buf(),
 649                });
 650            }
 651            (LocalSettingsKind::Settings, None) => {
 652                zed_settings_changed = self
 653                    .local_settings
 654                    .remove(&(root_id, directory_path.clone()))
 655                    .is_some()
 656            }
 657            (LocalSettingsKind::Editorconfig, None) => {
 658                self.raw_editorconfig_settings
 659                    .remove(&(root_id, directory_path.clone()));
 660            }
 661            (LocalSettingsKind::Settings, Some(settings_contents)) => {
 662                let new_settings = parse_json_with_comments::<ProjectSettingsContent>(
 663                    settings_contents,
 664                )
 665                .map_err(|e| InvalidSettingsError::LocalSettings {
 666                    path: directory_path.join(local_settings_file_relative_path()),
 667                    message: e.to_string(),
 668                })?;
 669                match self.local_settings.entry((root_id, directory_path.clone())) {
 670                    btree_map::Entry::Vacant(v) => {
 671                        v.insert(SettingsContent {
 672                            project: new_settings,
 673                            ..Default::default()
 674                        });
 675                        zed_settings_changed = true;
 676                    }
 677                    btree_map::Entry::Occupied(mut o) => {
 678                        if &o.get().project != &new_settings {
 679                            o.insert(SettingsContent {
 680                                project: new_settings,
 681                                ..Default::default()
 682                            });
 683                            zed_settings_changed = true;
 684                        }
 685                    }
 686                }
 687            }
 688            (LocalSettingsKind::Editorconfig, Some(editorconfig_contents)) => {
 689                match self
 690                    .raw_editorconfig_settings
 691                    .entry((root_id, directory_path.clone()))
 692                {
 693                    btree_map::Entry::Vacant(v) => match editorconfig_contents.parse() {
 694                        Ok(new_contents) => {
 695                            v.insert((editorconfig_contents.to_owned(), Some(new_contents)));
 696                        }
 697                        Err(e) => {
 698                            v.insert((editorconfig_contents.to_owned(), None));
 699                            return Err(InvalidSettingsError::Editorconfig {
 700                                message: e.to_string(),
 701                                path: directory_path.join(RelPath::new(EDITORCONFIG_NAME).unwrap()),
 702                            });
 703                        }
 704                    },
 705                    btree_map::Entry::Occupied(mut o) => {
 706                        if o.get().0 != editorconfig_contents {
 707                            match editorconfig_contents.parse() {
 708                                Ok(new_contents) => {
 709                                    o.insert((
 710                                        editorconfig_contents.to_owned(),
 711                                        Some(new_contents),
 712                                    ));
 713                                }
 714                                Err(e) => {
 715                                    o.insert((editorconfig_contents.to_owned(), None));
 716                                    return Err(InvalidSettingsError::Editorconfig {
 717                                        message: e.to_string(),
 718                                        path: directory_path
 719                                            .join(RelPath::new(EDITORCONFIG_NAME).unwrap()),
 720                                    });
 721                                }
 722                            }
 723                        }
 724                    }
 725                }
 726            }
 727        };
 728
 729        if zed_settings_changed {
 730            self.recompute_values(Some((root_id, &directory_path)), cx)?;
 731        }
 732        Ok(())
 733    }
 734
 735    pub fn set_extension_settings(
 736        &mut self,
 737        content: ExtensionsSettingsContent,
 738        cx: &mut App,
 739    ) -> Result<()> {
 740        self.extension_settings = Some(Box::new(SettingsContent {
 741            project: ProjectSettingsContent {
 742                all_languages: content.all_languages,
 743                ..Default::default()
 744            },
 745            ..Default::default()
 746        }));
 747        self.recompute_values(None, cx)?;
 748        Ok(())
 749    }
 750
 751    /// Add or remove a set of local settings via a JSON string.
 752    pub fn clear_local_settings(&mut self, root_id: WorktreeId, cx: &mut App) -> Result<()> {
 753        self.local_settings
 754            .retain(|(worktree_id, _), _| worktree_id != &root_id);
 755        self.recompute_values(Some((root_id, RelPath::empty())), cx)?;
 756        Ok(())
 757    }
 758
 759    pub fn local_settings(
 760        &self,
 761        root_id: WorktreeId,
 762    ) -> impl '_ + Iterator<Item = (Arc<RelPath>, &ProjectSettingsContent)> {
 763        self.local_settings
 764            .range(
 765                (root_id, RelPath::empty().into())
 766                    ..(
 767                        WorktreeId::from_usize(root_id.to_usize() + 1),
 768                        RelPath::empty().into(),
 769                    ),
 770            )
 771            .map(|((_, path), content)| (path.clone(), &content.project))
 772    }
 773
 774    pub fn local_editorconfig_settings(
 775        &self,
 776        root_id: WorktreeId,
 777    ) -> impl '_ + Iterator<Item = (Arc<RelPath>, String, Option<Editorconfig>)> {
 778        self.raw_editorconfig_settings
 779            .range(
 780                (root_id, RelPath::empty().into())
 781                    ..(
 782                        WorktreeId::from_usize(root_id.to_usize() + 1),
 783                        RelPath::empty().into(),
 784                    ),
 785            )
 786            .map(|((_, path), (content, parsed_content))| {
 787                (path.clone(), content.clone(), parsed_content.clone())
 788            })
 789    }
 790
 791    pub fn json_schema(&self, params: &SettingsJsonSchemaParams) -> Value {
 792        let mut generator = schemars::generate::SchemaSettings::draft2019_09()
 793            .with_transform(DefaultDenyUnknownFields)
 794            .into_generator();
 795
 796        UserSettingsContent::json_schema(&mut generator);
 797
 798        let language_settings_content_ref = generator
 799            .subschema_for::<LanguageSettingsContent>()
 800            .to_value();
 801        replace_subschema::<LanguageToSettingsMap>(&mut generator, || {
 802            json_schema!({
 803                "type": "object",
 804                "properties": params
 805                    .language_names
 806                    .iter()
 807                    .map(|name| {
 808                        (
 809                            name.clone(),
 810                            language_settings_content_ref.clone(),
 811                        )
 812                    })
 813                    .collect::<serde_json::Map<_, _>>()
 814            })
 815        });
 816
 817        replace_subschema::<FontFamilyName>(&mut generator, || {
 818            json_schema!({
 819                "type": "string",
 820                "enum": params.font_names,
 821            })
 822        });
 823
 824        replace_subschema::<ThemeName>(&mut generator, || {
 825            json_schema!({
 826                "type": "string",
 827                "enum": params.theme_names,
 828            })
 829        });
 830
 831        replace_subschema::<IconThemeName>(&mut generator, || {
 832            json_schema!({
 833                "type": "string",
 834                "enum": params.icon_theme_names,
 835            })
 836        });
 837
 838        generator
 839            .root_schema_for::<UserSettingsContent>()
 840            .to_value()
 841    }
 842
 843    fn recompute_values(
 844        &mut self,
 845        changed_local_path: Option<(WorktreeId, &RelPath)>,
 846        cx: &mut App,
 847    ) -> std::result::Result<(), InvalidSettingsError> {
 848        // Reload the global and local values for every setting.
 849        let mut project_settings_stack = Vec::<SettingsContent>::new();
 850        let mut paths_stack = Vec::<Option<(WorktreeId, &RelPath)>>::new();
 851
 852        if changed_local_path.is_none() {
 853            let mut merged = self.default_settings.as_ref().clone();
 854            merged.merge_from_option(self.extension_settings.as_deref());
 855            merged.merge_from_option(self.global_settings.as_deref());
 856            if let Some(user_settings) = self.user_settings.as_ref() {
 857                merged.merge_from(&user_settings.content);
 858                merged.merge_from_option(user_settings.for_release_channel());
 859                merged.merge_from_option(user_settings.for_os());
 860                merged.merge_from_option(user_settings.for_profile(cx));
 861            }
 862            merged.merge_from_option(self.server_settings.as_deref());
 863            self.merged_settings = Rc::new(merged);
 864
 865            for setting_value in self.setting_values.values_mut() {
 866                let value = setting_value.from_settings(&self.merged_settings, cx);
 867                setting_value.set_global_value(value);
 868            }
 869        }
 870
 871        for ((root_id, directory_path), local_settings) in &self.local_settings {
 872            // Build a stack of all of the local values for that setting.
 873            while let Some(prev_entry) = paths_stack.last() {
 874                if let Some((prev_root_id, prev_path)) = prev_entry
 875                    && (root_id != prev_root_id || !directory_path.starts_with(prev_path))
 876                {
 877                    paths_stack.pop();
 878                    project_settings_stack.pop();
 879                    continue;
 880                }
 881                break;
 882            }
 883
 884            paths_stack.push(Some((*root_id, directory_path.as_ref())));
 885            let mut merged_local_settings = if let Some(deepest) = project_settings_stack.last() {
 886                (*deepest).clone()
 887            } else {
 888                self.merged_settings.as_ref().clone()
 889            };
 890            merged_local_settings.merge_from(local_settings);
 891
 892            project_settings_stack.push(merged_local_settings);
 893
 894            // If a local settings file changed, then avoid recomputing local
 895            // settings for any path outside of that directory.
 896            if changed_local_path.is_some_and(|(changed_root_id, changed_local_path)| {
 897                *root_id != changed_root_id || !directory_path.starts_with(changed_local_path)
 898            }) {
 899                continue;
 900            }
 901
 902            for setting_value in self.setting_values.values_mut() {
 903                let value =
 904                    setting_value.from_settings(&project_settings_stack.last().unwrap(), cx);
 905                setting_value.set_local_value(*root_id, directory_path.clone(), value);
 906            }
 907        }
 908        Ok(())
 909    }
 910
 911    pub fn editorconfig_properties(
 912        &self,
 913        for_worktree: WorktreeId,
 914        for_path: &RelPath,
 915    ) -> Option<EditorconfigProperties> {
 916        let mut properties = EditorconfigProperties::new();
 917
 918        for (directory_with_config, _, parsed_editorconfig) in
 919            self.local_editorconfig_settings(for_worktree)
 920        {
 921            if !for_path.starts_with(&directory_with_config) {
 922                properties.use_fallbacks();
 923                return Some(properties);
 924            }
 925            let parsed_editorconfig = parsed_editorconfig?;
 926            if parsed_editorconfig.is_root {
 927                properties = EditorconfigProperties::new();
 928            }
 929            for section in parsed_editorconfig.sections {
 930                section
 931                    .apply_to(&mut properties, for_path.as_std_path())
 932                    .log_err()?;
 933            }
 934        }
 935
 936        properties.use_fallbacks();
 937        Some(properties)
 938    }
 939}
 940
 941#[derive(Debug, Clone, PartialEq)]
 942pub enum InvalidSettingsError {
 943    LocalSettings { path: Arc<RelPath>, message: String },
 944    UserSettings { message: String },
 945    ServerSettings { message: String },
 946    DefaultSettings { message: String },
 947    Editorconfig { path: Arc<RelPath>, message: String },
 948    Tasks { path: PathBuf, message: String },
 949    Debug { path: PathBuf, message: String },
 950}
 951
 952impl std::fmt::Display for InvalidSettingsError {
 953    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
 954        match self {
 955            InvalidSettingsError::LocalSettings { message, .. }
 956            | InvalidSettingsError::UserSettings { message }
 957            | InvalidSettingsError::ServerSettings { message }
 958            | InvalidSettingsError::DefaultSettings { message }
 959            | InvalidSettingsError::Tasks { message, .. }
 960            | InvalidSettingsError::Editorconfig { message, .. }
 961            | InvalidSettingsError::Debug { message, .. } => {
 962                write!(f, "{message}")
 963            }
 964        }
 965    }
 966}
 967impl std::error::Error for InvalidSettingsError {}
 968
 969impl Debug for SettingsStore {
 970    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
 971        f.debug_struct("SettingsStore")
 972            .field(
 973                "types",
 974                &self
 975                    .setting_values
 976                    .values()
 977                    .map(|value| value.setting_type_name())
 978                    .collect::<Vec<_>>(),
 979            )
 980            .field("default_settings", &self.default_settings)
 981            .field("user_settings", &self.user_settings)
 982            .field("local_settings", &self.local_settings)
 983            .finish_non_exhaustive()
 984    }
 985}
 986
 987impl<T: Settings> AnySettingValue for SettingValue<T> {
 988    fn from_settings(&self, s: &SettingsContent, cx: &mut App) -> Box<dyn Any> {
 989        Box::new(T::from_settings(s, cx)) as _
 990    }
 991
 992    fn setting_type_name(&self) -> &'static str {
 993        type_name::<T>()
 994    }
 995
 996    fn all_local_values(&self) -> Vec<(WorktreeId, Arc<RelPath>, &dyn Any)> {
 997        self.local_values
 998            .iter()
 999            .map(|(id, path, value)| (*id, path.clone(), value as _))
1000            .collect()
1001    }
1002
1003    fn value_for_path(&self, path: Option<SettingsLocation>) -> &dyn Any {
1004        if let Some(SettingsLocation { worktree_id, path }) = path {
1005            for (settings_root_id, settings_path, value) in self.local_values.iter().rev() {
1006                if worktree_id == *settings_root_id && path.starts_with(settings_path) {
1007                    return value;
1008                }
1009            }
1010        }
1011
1012        self.global_value
1013            .as_ref()
1014            .unwrap_or_else(|| panic!("no default value for setting {}", self.setting_type_name()))
1015    }
1016
1017    fn set_global_value(&mut self, value: Box<dyn Any>) {
1018        self.global_value = Some(*value.downcast().unwrap());
1019    }
1020
1021    fn set_local_value(&mut self, root_id: WorktreeId, path: Arc<RelPath>, value: Box<dyn Any>) {
1022        let value = *value.downcast().unwrap();
1023        match self
1024            .local_values
1025            .binary_search_by_key(&(root_id, &path), |e| (e.0, &e.1))
1026        {
1027            Ok(ix) => self.local_values[ix].2 = value,
1028            Err(ix) => self.local_values.insert(ix, (root_id, path, value)),
1029        }
1030    }
1031
1032    fn import_from_vscode(
1033        &self,
1034        vscode_settings: &VsCodeSettings,
1035        settings_content: &mut SettingsContent,
1036    ) {
1037        T::import_from_vscode(vscode_settings, settings_content);
1038    }
1039}
1040
1041#[cfg(test)]
1042mod tests {
1043    use std::num::NonZeroU32;
1044
1045    use crate::{
1046        ClosePosition, ItemSettingsContent, VsCodeSettingsSource, default_settings,
1047        settings_content::LanguageSettingsContent, test_settings,
1048    };
1049
1050    use super::*;
1051    use unindent::Unindent;
1052    use util::rel_path::rel_path;
1053
1054    #[derive(Debug, PartialEq)]
1055    struct AutoUpdateSetting {
1056        auto_update: bool,
1057    }
1058
1059    impl Settings for AutoUpdateSetting {
1060        fn from_settings(content: &SettingsContent, _: &mut App) -> Self {
1061            AutoUpdateSetting {
1062                auto_update: content.auto_update.unwrap(),
1063            }
1064        }
1065    }
1066
1067    #[derive(Debug, PartialEq)]
1068    struct ItemSettings {
1069        close_position: ClosePosition,
1070        git_status: bool,
1071    }
1072
1073    impl Settings for ItemSettings {
1074        fn from_settings(content: &SettingsContent, _: &mut App) -> Self {
1075            let content = content.tabs.clone().unwrap();
1076            ItemSettings {
1077                close_position: content.close_position.unwrap(),
1078                git_status: content.git_status.unwrap(),
1079            }
1080        }
1081
1082        fn import_from_vscode(vscode: &VsCodeSettings, content: &mut SettingsContent) {
1083            let mut show = None;
1084
1085            vscode.bool_setting("workbench.editor.decorations.colors", &mut show);
1086            if let Some(show) = show {
1087                content
1088                    .tabs
1089                    .get_or_insert_default()
1090                    .git_status
1091                    .replace(show);
1092            }
1093        }
1094    }
1095
1096    #[derive(Debug, PartialEq)]
1097    struct DefaultLanguageSettings {
1098        tab_size: NonZeroU32,
1099        preferred_line_length: u32,
1100    }
1101
1102    impl Settings for DefaultLanguageSettings {
1103        fn from_settings(content: &SettingsContent, _: &mut App) -> Self {
1104            let content = &content.project.all_languages.defaults;
1105            DefaultLanguageSettings {
1106                tab_size: content.tab_size.unwrap(),
1107                preferred_line_length: content.preferred_line_length.unwrap(),
1108            }
1109        }
1110
1111        fn import_from_vscode(vscode: &VsCodeSettings, content: &mut SettingsContent) {
1112            let content = &mut content.project.all_languages.defaults;
1113
1114            if let Some(size) = vscode
1115                .read_value("editor.tabSize")
1116                .and_then(|v| v.as_u64())
1117                .and_then(|n| NonZeroU32::new(n as u32))
1118            {
1119                content.tab_size = Some(size);
1120            }
1121        }
1122    }
1123
1124    #[gpui::test]
1125    fn test_settings_store_basic(cx: &mut App) {
1126        let mut store = SettingsStore::new(cx, &default_settings());
1127        store.register_setting::<AutoUpdateSetting>(cx);
1128        store.register_setting::<ItemSettings>(cx);
1129        store.register_setting::<DefaultLanguageSettings>(cx);
1130
1131        assert_eq!(
1132            store.get::<AutoUpdateSetting>(None),
1133            &AutoUpdateSetting { auto_update: true }
1134        );
1135        assert_eq!(
1136            store.get::<ItemSettings>(None).close_position,
1137            ClosePosition::Right
1138        );
1139
1140        store
1141            .set_user_settings(
1142                r#"{
1143                    "auto_update": false,
1144                    "tabs": {
1145                      "close_position": "left"
1146                    }
1147                }"#,
1148                cx,
1149            )
1150            .unwrap();
1151
1152        assert_eq!(
1153            store.get::<AutoUpdateSetting>(None),
1154            &AutoUpdateSetting { auto_update: false }
1155        );
1156        assert_eq!(
1157            store.get::<ItemSettings>(None).close_position,
1158            ClosePosition::Left
1159        );
1160
1161        store
1162            .set_local_settings(
1163                WorktreeId::from_usize(1),
1164                rel_path("root1").into(),
1165                LocalSettingsKind::Settings,
1166                Some(r#"{ "tab_size": 5 }"#),
1167                cx,
1168            )
1169            .unwrap();
1170        store
1171            .set_local_settings(
1172                WorktreeId::from_usize(1),
1173                rel_path("root1/subdir").into(),
1174                LocalSettingsKind::Settings,
1175                Some(r#"{ "preferred_line_length": 50 }"#),
1176                cx,
1177            )
1178            .unwrap();
1179
1180        store
1181            .set_local_settings(
1182                WorktreeId::from_usize(1),
1183                rel_path("root2").into(),
1184                LocalSettingsKind::Settings,
1185                Some(r#"{ "tab_size": 9, "auto_update": true}"#),
1186                cx,
1187            )
1188            .unwrap();
1189
1190        assert_eq!(
1191            store.get::<DefaultLanguageSettings>(Some(SettingsLocation {
1192                worktree_id: WorktreeId::from_usize(1),
1193                path: rel_path("root1/something"),
1194            })),
1195            &DefaultLanguageSettings {
1196                preferred_line_length: 80,
1197                tab_size: 5.try_into().unwrap(),
1198            }
1199        );
1200        assert_eq!(
1201            store.get::<DefaultLanguageSettings>(Some(SettingsLocation {
1202                worktree_id: WorktreeId::from_usize(1),
1203                path: rel_path("root1/subdir/something"),
1204            })),
1205            &DefaultLanguageSettings {
1206                preferred_line_length: 50,
1207                tab_size: 5.try_into().unwrap(),
1208            }
1209        );
1210        assert_eq!(
1211            store.get::<DefaultLanguageSettings>(Some(SettingsLocation {
1212                worktree_id: WorktreeId::from_usize(1),
1213                path: rel_path("root2/something"),
1214            })),
1215            &DefaultLanguageSettings {
1216                preferred_line_length: 80,
1217                tab_size: 9.try_into().unwrap(),
1218            }
1219        );
1220        assert_eq!(
1221            store.get::<AutoUpdateSetting>(Some(SettingsLocation {
1222                worktree_id: WorktreeId::from_usize(1),
1223                path: rel_path("root2/something")
1224            })),
1225            &AutoUpdateSetting { auto_update: false }
1226        );
1227    }
1228
1229    #[gpui::test]
1230    fn test_setting_store_assign_json_before_register(cx: &mut App) {
1231        let mut store = SettingsStore::new(cx, &test_settings());
1232        store
1233            .set_user_settings(r#"{ "auto_update": false }"#, cx)
1234            .unwrap();
1235        store.register_setting::<AutoUpdateSetting>(cx);
1236
1237        assert_eq!(
1238            store.get::<AutoUpdateSetting>(None),
1239            &AutoUpdateSetting { auto_update: false }
1240        );
1241    }
1242
1243    #[track_caller]
1244    fn check_settings_update(
1245        store: &mut SettingsStore,
1246        old_json: String,
1247        update: fn(&mut SettingsContent),
1248        expected_new_json: String,
1249        cx: &mut App,
1250    ) {
1251        store.set_user_settings(&old_json, cx).ok();
1252        let edits = store.edits_for_update(&old_json, update);
1253        let mut new_json = old_json;
1254        for (range, replacement) in edits.into_iter() {
1255            new_json.replace_range(range, &replacement);
1256        }
1257        pretty_assertions::assert_eq!(new_json, expected_new_json);
1258    }
1259
1260    #[gpui::test]
1261    fn test_setting_store_update(cx: &mut App) {
1262        let mut store = SettingsStore::new(cx, &test_settings());
1263
1264        // entries added and updated
1265        check_settings_update(
1266            &mut store,
1267            r#"{
1268                "languages": {
1269                    "JSON": {
1270                        "auto_indent": true
1271                    }
1272                }
1273            }"#
1274            .unindent(),
1275            |settings| {
1276                settings
1277                    .languages_mut()
1278                    .get_mut("JSON")
1279                    .unwrap()
1280                    .auto_indent = Some(false);
1281
1282                settings.languages_mut().insert(
1283                    "Rust".into(),
1284                    LanguageSettingsContent {
1285                        auto_indent: Some(true),
1286                        ..Default::default()
1287                    },
1288                );
1289            },
1290            r#"{
1291                "languages": {
1292                    "Rust": {
1293                        "auto_indent": true
1294                    },
1295                    "JSON": {
1296                        "auto_indent": false
1297                    }
1298                }
1299            }"#
1300            .unindent(),
1301            cx,
1302        );
1303
1304        // entries removed
1305        check_settings_update(
1306            &mut store,
1307            r#"{
1308                "languages": {
1309                    "Rust": {
1310                        "language_setting_2": true
1311                    },
1312                    "JSON": {
1313                        "language_setting_1": false
1314                    }
1315                }
1316            }"#
1317            .unindent(),
1318            |settings| {
1319                settings.languages_mut().remove("JSON").unwrap();
1320            },
1321            r#"{
1322                "languages": {
1323                    "Rust": {
1324                        "language_setting_2": true
1325                    }
1326                }
1327            }"#
1328            .unindent(),
1329            cx,
1330        );
1331
1332        check_settings_update(
1333            &mut store,
1334            r#"{
1335                "languages": {
1336                    "Rust": {
1337                        "language_setting_2": true
1338                    },
1339                    "JSON": {
1340                        "language_setting_1": false
1341                    }
1342                }
1343            }"#
1344            .unindent(),
1345            |settings| {
1346                settings.languages_mut().remove("Rust").unwrap();
1347            },
1348            r#"{
1349                "languages": {
1350                    "JSON": {
1351                        "language_setting_1": false
1352                    }
1353                }
1354            }"#
1355            .unindent(),
1356            cx,
1357        );
1358
1359        // weird formatting
1360        check_settings_update(
1361            &mut store,
1362            r#"{
1363                "tabs":   { "close_position": "left", "name": "Max"  }
1364                }"#
1365            .unindent(),
1366            |settings| {
1367                settings.tabs.as_mut().unwrap().close_position = Some(ClosePosition::Left);
1368            },
1369            r#"{
1370                "tabs":   { "close_position": "left", "name": "Max"  }
1371                }"#
1372            .unindent(),
1373            cx,
1374        );
1375
1376        // single-line formatting, other keys
1377        check_settings_update(
1378            &mut store,
1379            r#"{ "one": 1, "two": 2 }"#.to_owned(),
1380            |settings| settings.auto_update = Some(true),
1381            r#"{ "auto_update": true, "one": 1, "two": 2 }"#.to_owned(),
1382            cx,
1383        );
1384
1385        // empty object
1386        check_settings_update(
1387            &mut store,
1388            r#"{
1389                "tabs": {}
1390            }"#
1391            .unindent(),
1392            |settings| settings.tabs.as_mut().unwrap().close_position = Some(ClosePosition::Left),
1393            r#"{
1394                "tabs": {
1395                    "close_position": "left"
1396                }
1397            }"#
1398            .unindent(),
1399            cx,
1400        );
1401
1402        // no content
1403        check_settings_update(
1404            &mut store,
1405            r#""#.unindent(),
1406            |settings| {
1407                settings.tabs = Some(ItemSettingsContent {
1408                    git_status: Some(true),
1409                    ..Default::default()
1410                })
1411            },
1412            r#"{
1413                "tabs": {
1414                    "git_status": true
1415                }
1416            }
1417            "#
1418            .unindent(),
1419            cx,
1420        );
1421
1422        check_settings_update(
1423            &mut store,
1424            r#"{
1425            }
1426            "#
1427            .unindent(),
1428            |settings| settings.title_bar.get_or_insert_default().show_branch_name = Some(true),
1429            r#"{
1430                "title_bar": {
1431                    "show_branch_name": true
1432                }
1433            }
1434            "#
1435            .unindent(),
1436            cx,
1437        );
1438    }
1439
1440    #[gpui::test]
1441    fn test_vscode_import(cx: &mut App) {
1442        let mut store = SettingsStore::new(cx, &test_settings());
1443        store.register_setting::<DefaultLanguageSettings>(cx);
1444        store.register_setting::<ItemSettings>(cx);
1445        store.register_setting::<AutoUpdateSetting>(cx);
1446
1447        // create settings that werent present
1448        check_vscode_import(
1449            &mut store,
1450            r#"{
1451            }
1452            "#
1453            .unindent(),
1454            r#" { "editor.tabSize": 37 } "#.to_owned(),
1455            r#"{
1456                "tab_size": 37
1457            }
1458            "#
1459            .unindent(),
1460            cx,
1461        );
1462
1463        // persist settings that were present
1464        check_vscode_import(
1465            &mut store,
1466            r#"{
1467                "preferred_line_length": 99,
1468            }
1469            "#
1470            .unindent(),
1471            r#"{ "editor.tabSize": 42 }"#.to_owned(),
1472            r#"{
1473                "tab_size": 42,
1474                "preferred_line_length": 99,
1475            }
1476            "#
1477            .unindent(),
1478            cx,
1479        );
1480
1481        // don't clobber settings that aren't present in vscode
1482        check_vscode_import(
1483            &mut store,
1484            r#"{
1485                "preferred_line_length": 99,
1486                "tab_size": 42
1487            }
1488            "#
1489            .unindent(),
1490            r#"{}"#.to_owned(),
1491            r#"{
1492                "preferred_line_length": 99,
1493                "tab_size": 42
1494            }
1495            "#
1496            .unindent(),
1497            cx,
1498        );
1499
1500        // custom enum
1501        check_vscode_import(
1502            &mut store,
1503            r#"{
1504            }
1505            "#
1506            .unindent(),
1507            r#"{ "workbench.editor.decorations.colors": true }"#.to_owned(),
1508            r#"{
1509                "tabs": {
1510                    "git_status": true
1511                }
1512            }
1513            "#
1514            .unindent(),
1515            cx,
1516        );
1517    }
1518
1519    #[track_caller]
1520    fn check_vscode_import(
1521        store: &mut SettingsStore,
1522        old: String,
1523        vscode: String,
1524        expected: String,
1525        cx: &mut App,
1526    ) {
1527        store.set_user_settings(&old, cx).ok();
1528        let new = store.get_vscode_edits(
1529            old,
1530            &VsCodeSettings::from_str(&vscode, VsCodeSettingsSource::VsCode).unwrap(),
1531        );
1532        pretty_assertions::assert_eq!(new, expected);
1533    }
1534
1535    #[gpui::test]
1536    fn test_update_git_settings(cx: &mut App) {
1537        let store = SettingsStore::new(cx, &test_settings());
1538
1539        let actual = store.new_text_for_update("{}".to_string(), |current| {
1540            current
1541                .git
1542                .get_or_insert_default()
1543                .inline_blame
1544                .get_or_insert_default()
1545                .enabled = Some(true);
1546        });
1547        assert_eq!(
1548            actual,
1549            r#"{
1550            "git": {
1551                "inline_blame": {
1552                    "enabled": true
1553                }
1554            }
1555        }
1556        "#
1557            .unindent()
1558        );
1559    }
1560
1561    #[gpui::test]
1562    fn test_global_settings(cx: &mut App) {
1563        let mut store = SettingsStore::new(cx, &test_settings());
1564        store.register_setting::<ItemSettings>(cx);
1565
1566        // Set global settings - these should override defaults but not user settings
1567        store
1568            .set_global_settings(
1569                r#"{
1570                    "tabs": {
1571                        "close_position": "right",
1572                        "git_status": true,
1573                    }
1574                }"#,
1575                cx,
1576            )
1577            .unwrap();
1578
1579        // Before user settings, global settings should apply
1580        assert_eq!(
1581            store.get::<ItemSettings>(None),
1582            &ItemSettings {
1583                close_position: ClosePosition::Right,
1584                git_status: true,
1585            }
1586        );
1587
1588        // Set user settings - these should override both defaults and global
1589        store
1590            .set_user_settings(
1591                r#"{
1592                    "tabs": {
1593                        "close_position": "left"
1594                    }
1595                }"#,
1596                cx,
1597            )
1598            .unwrap();
1599
1600        // User settings should override global settings
1601        assert_eq!(
1602            store.get::<ItemSettings>(None),
1603            &ItemSettings {
1604                close_position: ClosePosition::Left,
1605                git_status: true, // Staff from global settings
1606            }
1607        );
1608    }
1609}