settings_store.rs

   1use anyhow::{Context as _, Result};
   2use collections::{BTreeMap, HashMap, btree_map, hash_map};
   3use fs::Fs;
   4use futures::{
   5    FutureExt, StreamExt,
   6    channel::{mpsc, oneshot},
   7    future::LocalBoxFuture,
   8};
   9use gpui::{
  10    App, AppContext, AsyncApp, BorrowAppContext, Entity, Global, SharedString, Task, UpdateGlobal,
  11};
  12
  13use paths::{local_settings_file_relative_path, task_file_name};
  14use schemars::{JsonSchema, json_schema};
  15use serde_json::Value;
  16use settings_content::ParseStatus;
  17use std::{
  18    any::{Any, TypeId, type_name},
  19    fmt::Debug,
  20    ops::Range,
  21    path::{Path, PathBuf},
  22    rc::Rc,
  23    str,
  24    sync::Arc,
  25};
  26use util::{
  27    ResultExt as _,
  28    rel_path::RelPath,
  29    schemars::{AllowTrailingCommas, DefaultDenyUnknownFields, replace_subschema},
  30};
  31
  32use crate::editorconfig_store::EditorconfigStore;
  33
  34use crate::{
  35    ActiveSettingsProfileName, FontFamilyName, IconThemeName, LanguageSettingsContent,
  36    LanguageToSettingsMap, LspSettings, LspSettingsMap, SemanticTokenRules, ThemeName,
  37    UserSettingsContentExt, VsCodeSettings, WorktreeId,
  38    settings_content::{
  39        ExtensionsSettingsContent, ProjectSettingsContent, RootUserSettings, SettingsContent,
  40        UserSettingsContent, merge_from::MergeFrom,
  41    },
  42};
  43
  44use settings_json::{infer_json_indent_size, update_value_in_json_text};
  45
  46pub const LSP_SETTINGS_SCHEMA_URL_PREFIX: &str = "zed://schemas/settings/lsp/";
  47
  48pub trait SettingsKey: 'static + Send + Sync {
  49    /// The name of a key within the JSON file from which this setting should
  50    /// be deserialized. If this is `None`, then the setting will be deserialized
  51    /// from the root object.
  52    const KEY: Option<&'static str>;
  53
  54    const FALLBACK_KEY: Option<&'static str> = None;
  55}
  56
  57/// A value that can be defined as a user setting.
  58///
  59/// Settings can be loaded from a combination of multiple JSON files.
  60pub trait Settings: 'static + Send + Sync + Sized {
  61    /// The name of the keys in the [`FileContent`](Self::FileContent) that should
  62    /// always be written to a settings file, even if their value matches the default
  63    /// value.
  64    ///
  65    /// This is useful for tagged [`FileContent`](Self::FileContent)s where the tag
  66    /// is a "version" field that should always be persisted, even if the current
  67    /// user settings match the current version of the settings.
  68    const PRESERVED_KEYS: Option<&'static [&'static str]> = None;
  69
  70    /// Read the value from default.json.
  71    ///
  72    /// This function *should* panic if default values are missing,
  73    /// and you should add a default to default.json for documentation.
  74    fn from_settings(content: &SettingsContent) -> Self;
  75
  76    #[track_caller]
  77    fn register(cx: &mut App)
  78    where
  79        Self: Sized,
  80    {
  81        SettingsStore::update_global(cx, |store, _| {
  82            store.register_setting::<Self>();
  83        });
  84    }
  85
  86    #[track_caller]
  87    fn get<'a>(path: Option<SettingsLocation>, cx: &'a App) -> &'a Self
  88    where
  89        Self: Sized,
  90    {
  91        cx.global::<SettingsStore>().get(path)
  92    }
  93
  94    #[track_caller]
  95    fn get_global(cx: &App) -> &Self
  96    where
  97        Self: Sized,
  98    {
  99        cx.global::<SettingsStore>().get(None)
 100    }
 101
 102    #[track_caller]
 103    fn try_get(cx: &App) -> Option<&Self>
 104    where
 105        Self: Sized,
 106    {
 107        if cx.has_global::<SettingsStore>() {
 108            cx.global::<SettingsStore>().try_get(None)
 109        } else {
 110            None
 111        }
 112    }
 113
 114    #[track_caller]
 115    fn try_read_global<R>(cx: &AsyncApp, f: impl FnOnce(&Self) -> R) -> Option<R>
 116    where
 117        Self: Sized,
 118    {
 119        cx.try_read_global(|s: &SettingsStore, _| f(s.get(None)))
 120    }
 121
 122    #[track_caller]
 123    fn override_global(settings: Self, cx: &mut App)
 124    where
 125        Self: Sized,
 126    {
 127        cx.global_mut::<SettingsStore>().override_global(settings)
 128    }
 129}
 130
 131pub struct RegisteredSetting {
 132    pub settings_value: fn() -> Box<dyn AnySettingValue>,
 133    pub from_settings: fn(&SettingsContent) -> Box<dyn Any>,
 134    pub id: fn() -> TypeId,
 135}
 136
 137inventory::collect!(RegisteredSetting);
 138
 139#[derive(Clone, Copy, Debug)]
 140pub struct SettingsLocation<'a> {
 141    pub worktree_id: WorktreeId,
 142    pub path: &'a RelPath,
 143}
 144
 145pub struct SettingsStore {
 146    setting_values: HashMap<TypeId, Box<dyn AnySettingValue>>,
 147    default_settings: Rc<SettingsContent>,
 148    user_settings: Option<UserSettingsContent>,
 149    global_settings: Option<Box<SettingsContent>>,
 150
 151    extension_settings: Option<Box<SettingsContent>>,
 152    server_settings: Option<Box<SettingsContent>>,
 153
 154    language_semantic_token_rules: HashMap<SharedString, SemanticTokenRules>,
 155
 156    merged_settings: Rc<SettingsContent>,
 157
 158    local_settings: BTreeMap<(WorktreeId, Arc<RelPath>), SettingsContent>,
 159    pub editorconfig_store: Entity<EditorconfigStore>,
 160
 161    _setting_file_updates: Task<()>,
 162    setting_file_updates_tx:
 163        mpsc::UnboundedSender<Box<dyn FnOnce(AsyncApp) -> LocalBoxFuture<'static, Result<()>>>>,
 164    file_errors: BTreeMap<SettingsFile, SettingsParseResult>,
 165}
 166
 167#[derive(Clone, PartialEq, Eq, Debug)]
 168pub enum SettingsFile {
 169    Default,
 170    Global,
 171    User,
 172    Server,
 173    /// Represents project settings in ssh projects as well as local projects
 174    Project((WorktreeId, Arc<RelPath>)),
 175}
 176
 177impl PartialOrd for SettingsFile {
 178    fn partial_cmp(&self, other: &Self) -> Option<std::cmp::Ordering> {
 179        Some(self.cmp(other))
 180    }
 181}
 182
 183/// Sorted in order of precedence
 184impl Ord for SettingsFile {
 185    fn cmp(&self, other: &Self) -> std::cmp::Ordering {
 186        use SettingsFile::*;
 187        use std::cmp::Ordering;
 188        match (self, other) {
 189            (User, User) => Ordering::Equal,
 190            (Server, Server) => Ordering::Equal,
 191            (Default, Default) => Ordering::Equal,
 192            (Project((id1, rel_path1)), Project((id2, rel_path2))) => id1
 193                .cmp(id2)
 194                .then_with(|| rel_path1.cmp(rel_path2).reverse()),
 195            (Project(_), _) => Ordering::Less,
 196            (_, Project(_)) => Ordering::Greater,
 197            (Server, _) => Ordering::Less,
 198            (_, Server) => Ordering::Greater,
 199            (User, _) => Ordering::Less,
 200            (_, User) => Ordering::Greater,
 201            (Global, _) => Ordering::Less,
 202            (_, Global) => Ordering::Greater,
 203        }
 204    }
 205}
 206
 207#[derive(Copy, Clone, Debug, PartialEq, Eq, Hash)]
 208pub enum LocalSettingsKind {
 209    Settings,
 210    Tasks,
 211    Editorconfig,
 212    Debug,
 213}
 214
 215#[derive(Clone, Debug, PartialEq, Eq, Hash)]
 216pub enum LocalSettingsPath {
 217    InWorktree(Arc<RelPath>),
 218    OutsideWorktree(Arc<Path>),
 219}
 220
 221impl LocalSettingsPath {
 222    pub fn is_outside_worktree(&self) -> bool {
 223        matches!(self, Self::OutsideWorktree(_))
 224    }
 225
 226    pub fn to_proto(&self) -> String {
 227        match self {
 228            Self::InWorktree(path) => path.to_proto(),
 229            Self::OutsideWorktree(path) => path.to_string_lossy().to_string(),
 230        }
 231    }
 232
 233    pub fn from_proto(path: &str, is_outside_worktree: bool) -> anyhow::Result<Self> {
 234        if is_outside_worktree {
 235            Ok(Self::OutsideWorktree(PathBuf::from(path).into()))
 236        } else {
 237            Ok(Self::InWorktree(RelPath::from_proto(path)?))
 238        }
 239    }
 240}
 241
 242impl Global for SettingsStore {}
 243
 244#[derive(Default)]
 245pub struct DefaultSemanticTokenRules(pub SemanticTokenRules);
 246
 247impl gpui::Global for DefaultSemanticTokenRules {}
 248
 249#[doc(hidden)]
 250#[derive(Debug)]
 251pub struct SettingValue<T> {
 252    #[doc(hidden)]
 253    pub global_value: Option<T>,
 254    #[doc(hidden)]
 255    pub local_values: Vec<(WorktreeId, Arc<RelPath>, T)>,
 256}
 257
 258#[doc(hidden)]
 259pub trait AnySettingValue: 'static + Send + Sync {
 260    fn setting_type_name(&self) -> &'static str;
 261
 262    fn from_settings(&self, s: &SettingsContent) -> Box<dyn Any>;
 263
 264    fn value_for_path(&self, path: Option<SettingsLocation>) -> &dyn Any;
 265    fn all_local_values(&self) -> Vec<(WorktreeId, Arc<RelPath>, &dyn Any)>;
 266    fn set_global_value(&mut self, value: Box<dyn Any>);
 267    fn set_local_value(&mut self, root_id: WorktreeId, path: Arc<RelPath>, value: Box<dyn Any>);
 268    fn clear_local_values(&mut self, root_id: WorktreeId);
 269}
 270
 271/// Parameters that are used when generating some JSON schemas at runtime.
 272#[derive(Default)]
 273pub struct SettingsJsonSchemaParams<'a> {
 274    pub language_names: &'a [String],
 275    pub font_names: &'a [String],
 276    pub theme_names: &'a [SharedString],
 277    pub icon_theme_names: &'a [SharedString],
 278    pub lsp_adapter_names: &'a [String],
 279}
 280
 281impl SettingsStore {
 282    pub fn new(cx: &mut App, default_settings: &str) -> Self {
 283        Self::new_with_semantic_tokens(cx, default_settings)
 284    }
 285
 286    pub fn new_with_semantic_tokens(cx: &mut App, default_settings: &str) -> Self {
 287        let (setting_file_updates_tx, mut setting_file_updates_rx) = mpsc::unbounded();
 288        let default_settings: SettingsContent =
 289            SettingsContent::parse_json_with_comments(default_settings).unwrap();
 290        if !cx.has_global::<DefaultSemanticTokenRules>() {
 291            cx.set_global::<DefaultSemanticTokenRules>(
 292                crate::parse_json_with_comments::<SemanticTokenRules>(
 293                    &crate::default_semantic_token_rules(),
 294                )
 295                .map(DefaultSemanticTokenRules)
 296                .unwrap_or_default(),
 297            );
 298        }
 299        let default_settings: Rc<SettingsContent> = default_settings.into();
 300        let mut this = Self {
 301            setting_values: Default::default(),
 302            default_settings: default_settings.clone(),
 303            global_settings: None,
 304            server_settings: None,
 305            user_settings: None,
 306            extension_settings: None,
 307            language_semantic_token_rules: HashMap::default(),
 308
 309            merged_settings: default_settings,
 310            local_settings: BTreeMap::default(),
 311            editorconfig_store: cx.new(|_| EditorconfigStore::default()),
 312            setting_file_updates_tx,
 313            _setting_file_updates: cx.spawn(async move |cx| {
 314                while let Some(setting_file_update) = setting_file_updates_rx.next().await {
 315                    (setting_file_update)(cx.clone()).await.log_err();
 316                }
 317            }),
 318            file_errors: BTreeMap::default(),
 319        };
 320
 321        this.load_settings_types();
 322
 323        this
 324    }
 325
 326    pub fn observe_active_settings_profile_name(cx: &mut App) -> gpui::Subscription {
 327        cx.observe_global::<ActiveSettingsProfileName>(|cx| {
 328            Self::update_global(cx, |store, cx| {
 329                store.recompute_values(None, cx);
 330            });
 331        })
 332    }
 333
 334    pub fn update<C, R>(cx: &mut C, f: impl FnOnce(&mut Self, &mut C) -> R) -> R
 335    where
 336        C: BorrowAppContext,
 337    {
 338        cx.update_global(f)
 339    }
 340
 341    /// Add a new type of setting to the store.
 342    pub fn register_setting<T: Settings>(&mut self) {
 343        self.register_setting_internal(&RegisteredSetting {
 344            settings_value: || {
 345                Box::new(SettingValue::<T> {
 346                    global_value: None,
 347                    local_values: Vec::new(),
 348                })
 349            },
 350            from_settings: |content| Box::new(T::from_settings(content)),
 351            id: || TypeId::of::<T>(),
 352        });
 353    }
 354
 355    fn load_settings_types(&mut self) {
 356        for registered_setting in inventory::iter::<RegisteredSetting>() {
 357            self.register_setting_internal(registered_setting);
 358        }
 359    }
 360
 361    fn register_setting_internal(&mut self, registered_setting: &RegisteredSetting) {
 362        let entry = self.setting_values.entry((registered_setting.id)());
 363
 364        if matches!(entry, hash_map::Entry::Occupied(_)) {
 365            return;
 366        }
 367
 368        let setting_value = entry.or_insert((registered_setting.settings_value)());
 369        let value = (registered_setting.from_settings)(&self.merged_settings);
 370        setting_value.set_global_value(value);
 371    }
 372
 373    pub fn merged_settings(&self) -> &SettingsContent {
 374        &self.merged_settings
 375    }
 376
 377    /// Get the value of a setting.
 378    ///
 379    /// Panics if the given setting type has not been registered, or if there is no
 380    /// value for this setting.
 381    pub fn get<T: Settings>(&self, path: Option<SettingsLocation>) -> &T {
 382        self.setting_values
 383            .get(&TypeId::of::<T>())
 384            .unwrap_or_else(|| panic!("unregistered setting type {}", type_name::<T>()))
 385            .value_for_path(path)
 386            .downcast_ref::<T>()
 387            .expect("no default value for setting type")
 388    }
 389
 390    /// Get the value of a setting.
 391    ///
 392    /// Does not panic
 393    pub fn try_get<T: Settings>(&self, path: Option<SettingsLocation>) -> Option<&T> {
 394        self.setting_values
 395            .get(&TypeId::of::<T>())
 396            .map(|value| value.value_for_path(path))
 397            .and_then(|value| value.downcast_ref::<T>())
 398    }
 399
 400    /// Get all values from project specific settings
 401    pub fn get_all_locals<T: Settings>(&self) -> Vec<(WorktreeId, Arc<RelPath>, &T)> {
 402        self.setting_values
 403            .get(&TypeId::of::<T>())
 404            .unwrap_or_else(|| panic!("unregistered setting type {}", type_name::<T>()))
 405            .all_local_values()
 406            .into_iter()
 407            .map(|(id, path, any)| {
 408                (
 409                    id,
 410                    path,
 411                    any.downcast_ref::<T>()
 412                        .expect("wrong value type for setting"),
 413                )
 414            })
 415            .collect()
 416    }
 417
 418    /// Override the global value for a setting.
 419    ///
 420    /// The given value will be overwritten if the user settings file changes.
 421    pub fn override_global<T: Settings>(&mut self, value: T) {
 422        self.setting_values
 423            .get_mut(&TypeId::of::<T>())
 424            .unwrap_or_else(|| panic!("unregistered setting type {}", type_name::<T>()))
 425            .set_global_value(Box::new(value))
 426    }
 427
 428    /// Get the user's settings content.
 429    ///
 430    /// For user-facing functionality use the typed setting interface.
 431    /// (e.g. ProjectSettings::get_global(cx))
 432    pub fn raw_user_settings(&self) -> Option<&UserSettingsContent> {
 433        self.user_settings.as_ref()
 434    }
 435
 436    /// Get the default settings content as a raw JSON value.
 437    pub fn raw_default_settings(&self) -> &SettingsContent {
 438        &self.default_settings
 439    }
 440
 441    /// Get the configured settings profile names.
 442    pub fn configured_settings_profiles(&self) -> impl Iterator<Item = &str> {
 443        self.user_settings
 444            .iter()
 445            .flat_map(|settings| settings.profiles.keys().map(|k| k.as_str()))
 446    }
 447
 448    #[cfg(any(test, feature = "test-support"))]
 449    pub fn test(cx: &mut App) -> Self {
 450        Self::new(cx, &crate::test_settings())
 451    }
 452
 453    /// Updates the value of a setting in the user's global configuration.
 454    ///
 455    /// This is only for tests. Normally, settings are only loaded from
 456    /// JSON files.
 457    #[cfg(any(test, feature = "test-support"))]
 458    pub fn update_user_settings(
 459        &mut self,
 460        cx: &mut App,
 461        update: impl FnOnce(&mut SettingsContent),
 462    ) {
 463        let mut content = self.user_settings.clone().unwrap_or_default().content;
 464        update(&mut content);
 465        fn trail(this: &mut SettingsStore, content: Box<SettingsContent>, cx: &mut App) {
 466            let new_text = serde_json::to_string(&UserSettingsContent {
 467                content,
 468                ..Default::default()
 469            })
 470            .unwrap();
 471            _ = this.set_user_settings(&new_text, cx);
 472        }
 473        trail(self, content, cx);
 474    }
 475
 476    pub async fn load_settings(fs: &Arc<dyn Fs>) -> Result<String> {
 477        match fs.load(paths::settings_file()).await {
 478            result @ Ok(_) => result,
 479            Err(err) => {
 480                if let Some(e) = err.downcast_ref::<std::io::Error>()
 481                    && e.kind() == std::io::ErrorKind::NotFound
 482                {
 483                    return Ok(crate::initial_user_settings_content().to_string());
 484                }
 485                Err(err)
 486            }
 487        }
 488    }
 489
 490    fn update_settings_file_inner(
 491        &self,
 492        fs: Arc<dyn Fs>,
 493        update: impl 'static + Send + FnOnce(String, AsyncApp) -> Result<String>,
 494    ) -> oneshot::Receiver<Result<()>> {
 495        let (tx, rx) = oneshot::channel::<Result<()>>();
 496        self.setting_file_updates_tx
 497            .unbounded_send(Box::new(move |cx: AsyncApp| {
 498                async move {
 499                    let res = async move {
 500                        let old_text = Self::load_settings(&fs).await?;
 501                        let new_text = update(old_text, cx)?;
 502                        let settings_path = paths::settings_file().as_path();
 503                        if fs.is_file(settings_path).await {
 504                            let resolved_path =
 505                                fs.canonicalize(settings_path).await.with_context(|| {
 506                                    format!(
 507                                        "Failed to canonicalize settings path {:?}",
 508                                        settings_path
 509                                    )
 510                                })?;
 511
 512                            fs.atomic_write(resolved_path.clone(), new_text)
 513                                .await
 514                                .with_context(|| {
 515                                    format!("Failed to write settings to file {:?}", resolved_path)
 516                                })?;
 517                        } else {
 518                            fs.atomic_write(settings_path.to_path_buf(), new_text)
 519                                .await
 520                                .with_context(|| {
 521                                    format!("Failed to write settings to file {:?}", settings_path)
 522                                })?;
 523                        }
 524                        anyhow::Ok(())
 525                    }
 526                    .await;
 527
 528                    let new_res = match &res {
 529                        Ok(_) => anyhow::Ok(()),
 530                        Err(e) => Err(anyhow::anyhow!("Failed to write settings to file {:?}", e)),
 531                    };
 532
 533                    _ = tx.send(new_res);
 534                    res
 535                }
 536                .boxed_local()
 537            }))
 538            .map_err(|err| anyhow::format_err!("Failed to update settings file: {}", err))
 539            .log_with_level(log::Level::Warn);
 540        return rx;
 541    }
 542
 543    pub fn update_settings_file(
 544        &self,
 545        fs: Arc<dyn Fs>,
 546        update: impl 'static + Send + FnOnce(&mut SettingsContent, &App),
 547    ) {
 548        _ = self.update_settings_file_inner(fs, move |old_text: String, cx: AsyncApp| {
 549            cx.read_global(|store: &SettingsStore, cx| {
 550                store.new_text_for_update(old_text, |content| update(content, cx))
 551            })
 552        });
 553    }
 554
 555    pub fn import_vscode_settings(
 556        &self,
 557        fs: Arc<dyn Fs>,
 558        vscode_settings: VsCodeSettings,
 559    ) -> oneshot::Receiver<Result<()>> {
 560        self.update_settings_file_inner(fs, move |old_text: String, cx: AsyncApp| {
 561            cx.read_global(|store: &SettingsStore, _cx| {
 562                store.get_vscode_edits(old_text, &vscode_settings)
 563            })
 564        })
 565    }
 566
 567    pub fn get_all_files(&self) -> Vec<SettingsFile> {
 568        let mut files = Vec::from_iter(
 569            self.local_settings
 570                .keys()
 571                // rev because these are sorted by path, so highest precedence is last
 572                .rev()
 573                .cloned()
 574                .map(SettingsFile::Project),
 575        );
 576
 577        if self.server_settings.is_some() {
 578            files.push(SettingsFile::Server);
 579        }
 580        // ignoring profiles
 581        // ignoring os profiles
 582        // ignoring release channel profiles
 583        // ignoring global
 584        // ignoring extension
 585
 586        if self.user_settings.is_some() {
 587            files.push(SettingsFile::User);
 588        }
 589        files.push(SettingsFile::Default);
 590        files
 591    }
 592
 593    pub fn get_content_for_file(&self, file: SettingsFile) -> Option<&SettingsContent> {
 594        match file {
 595            SettingsFile::User => self
 596                .user_settings
 597                .as_ref()
 598                .map(|settings| settings.content.as_ref()),
 599            SettingsFile::Default => Some(self.default_settings.as_ref()),
 600            SettingsFile::Server => self.server_settings.as_deref(),
 601            SettingsFile::Project(ref key) => self.local_settings.get(key),
 602            SettingsFile::Global => self.global_settings.as_deref(),
 603        }
 604    }
 605
 606    pub fn get_overrides_for_field<T>(
 607        &self,
 608        target_file: SettingsFile,
 609        get: fn(&SettingsContent) -> &Option<T>,
 610    ) -> Vec<SettingsFile> {
 611        let all_files = self.get_all_files();
 612        let mut found_file = false;
 613        let mut overrides = Vec::new();
 614
 615        for file in all_files.into_iter().rev() {
 616            if !found_file {
 617                found_file = file == target_file;
 618                continue;
 619            }
 620
 621            if let SettingsFile::Project((wt_id, ref path)) = file
 622                && let SettingsFile::Project((target_wt_id, ref target_path)) = target_file
 623                && (wt_id != target_wt_id || !target_path.starts_with(path))
 624            {
 625                // if requesting value from a local file, don't return values from local files in different worktrees
 626                continue;
 627            }
 628
 629            let Some(content) = self.get_content_for_file(file.clone()) else {
 630                continue;
 631            };
 632            if get(content).is_some() {
 633                overrides.push(file);
 634            }
 635        }
 636
 637        overrides
 638    }
 639
 640    /// Checks the given file, and files that the passed file overrides for the given field.
 641    /// Returns the first file found that contains the value.
 642    /// The value will only be None if no file contains the value.
 643    /// I.e. if no file contains the value, returns `(File::Default, None)`
 644    pub fn get_value_from_file<'a, T: 'a>(
 645        &'a self,
 646        target_file: SettingsFile,
 647        pick: fn(&'a SettingsContent) -> Option<T>,
 648    ) -> (SettingsFile, Option<T>) {
 649        self.get_value_from_file_inner(target_file, pick, true)
 650    }
 651
 652    /// Same as `Self::get_value_from_file` except that it does not include the current file.
 653    /// Therefore it returns the value that was potentially overloaded by the target file.
 654    pub fn get_value_up_to_file<'a, T: 'a>(
 655        &'a self,
 656        target_file: SettingsFile,
 657        pick: fn(&'a SettingsContent) -> Option<T>,
 658    ) -> (SettingsFile, Option<T>) {
 659        self.get_value_from_file_inner(target_file, pick, false)
 660    }
 661
 662    fn get_value_from_file_inner<'a, T: 'a>(
 663        &'a self,
 664        target_file: SettingsFile,
 665        pick: fn(&'a SettingsContent) -> Option<T>,
 666        include_target_file: bool,
 667    ) -> (SettingsFile, Option<T>) {
 668        // todo(settings_ui): Add a metadata field for overriding the "overrides" tag, for contextually different settings
 669        //  e.g. disable AI isn't overridden, or a vec that gets extended instead or some such
 670
 671        // todo(settings_ui) cache all files
 672        let all_files = self.get_all_files();
 673        let mut found_file = false;
 674
 675        for file in all_files.into_iter() {
 676            if !found_file && file != SettingsFile::Default {
 677                if file != target_file {
 678                    continue;
 679                }
 680                found_file = true;
 681                if !include_target_file {
 682                    continue;
 683                }
 684            }
 685
 686            if let SettingsFile::Project((worktree_id, ref path)) = file
 687                && let SettingsFile::Project((target_worktree_id, ref target_path)) = target_file
 688                && (worktree_id != target_worktree_id || !target_path.starts_with(&path))
 689            {
 690                // if requesting value from a local file, don't return values from local files in different worktrees
 691                continue;
 692            }
 693
 694            let Some(content) = self.get_content_for_file(file.clone()) else {
 695                continue;
 696            };
 697            if let Some(value) = pick(content) {
 698                return (file, Some(value));
 699            }
 700        }
 701
 702        (SettingsFile::Default, None)
 703    }
 704
 705    #[inline(always)]
 706    fn parse_and_migrate_zed_settings<SettingsContentType: RootUserSettings>(
 707        &mut self,
 708        user_settings_content: &str,
 709        file: SettingsFile,
 710    ) -> (Option<SettingsContentType>, SettingsParseResult) {
 711        let mut migration_status = MigrationStatus::NotNeeded;
 712        let (settings, parse_status) = if user_settings_content.is_empty() {
 713            SettingsContentType::parse_json("{}")
 714        } else {
 715            let migration_res = migrator::migrate_settings(user_settings_content);
 716            migration_status = match &migration_res {
 717                Ok(Some(_)) => MigrationStatus::Succeeded,
 718                Ok(None) => MigrationStatus::NotNeeded,
 719                Err(err) => MigrationStatus::Failed {
 720                    error: err.to_string(),
 721                },
 722            };
 723            let content = match &migration_res {
 724                Ok(Some(content)) => content,
 725                Ok(None) => user_settings_content,
 726                Err(_) => user_settings_content,
 727            };
 728            SettingsContentType::parse_json(content)
 729        };
 730
 731        let result = SettingsParseResult {
 732            parse_status,
 733            migration_status,
 734        };
 735        self.file_errors.insert(file, result.clone());
 736        return (settings, result);
 737    }
 738
 739    pub fn error_for_file(&self, file: SettingsFile) -> Option<SettingsParseResult> {
 740        self.file_errors
 741            .get(&file)
 742            .filter(|parse_result| parse_result.requires_user_action())
 743            .cloned()
 744    }
 745}
 746
 747impl SettingsStore {
 748    /// Updates the value of a setting in a JSON file, returning the new text
 749    /// for that JSON file.
 750    pub fn new_text_for_update(
 751        &self,
 752        old_text: String,
 753        update: impl FnOnce(&mut SettingsContent),
 754    ) -> Result<String> {
 755        let edits = self.edits_for_update(&old_text, update)?;
 756        let mut new_text = old_text;
 757        for (range, replacement) in edits.into_iter() {
 758            new_text.replace_range(range, &replacement);
 759        }
 760        Ok(new_text)
 761    }
 762
 763    pub fn get_vscode_edits(&self, old_text: String, vscode: &VsCodeSettings) -> Result<String> {
 764        self.new_text_for_update(old_text, |content| {
 765            content.merge_from(&vscode.settings_content())
 766        })
 767    }
 768
 769    /// Updates the value of a setting in a JSON file, returning a list
 770    /// of edits to apply to the JSON file.
 771    pub fn edits_for_update(
 772        &self,
 773        text: &str,
 774        update: impl FnOnce(&mut SettingsContent),
 775    ) -> Result<Vec<(Range<usize>, String)>> {
 776        let old_content = if text.trim().is_empty() {
 777            UserSettingsContent::default()
 778        } else {
 779            let (old_content, parse_status) = UserSettingsContent::parse_json(text);
 780            if let ParseStatus::Failed { error } = &parse_status {
 781                log::error!("Failed to parse settings for update: {error}");
 782            }
 783            old_content
 784                .context("Settings file could not be parsed. Fix syntax errors before updating.")?
 785        };
 786        let mut new_content = old_content.clone();
 787        update(&mut new_content.content);
 788
 789        let old_value = serde_json::to_value(&old_content).unwrap();
 790        let new_value = serde_json::to_value(new_content).unwrap();
 791
 792        let mut key_path = Vec::new();
 793        let mut edits = Vec::new();
 794        let tab_size = infer_json_indent_size(&text);
 795        let mut text = text.to_string();
 796        update_value_in_json_text(
 797            &mut text,
 798            &mut key_path,
 799            tab_size,
 800            &old_value,
 801            &new_value,
 802            &mut edits,
 803        );
 804        Ok(edits)
 805    }
 806
 807    /// Mutates the default settings in place and recomputes all setting values.
 808    pub fn update_default_settings(
 809        &mut self,
 810        cx: &mut App,
 811        update: impl FnOnce(&mut SettingsContent),
 812    ) {
 813        let default_settings = Rc::make_mut(&mut self.default_settings);
 814        update(default_settings);
 815        self.recompute_values(None, cx);
 816    }
 817
 818    /// Sets the default settings via a JSON string.
 819    ///
 820    /// The string should contain a JSON object with a default value for every setting.
 821    pub fn set_default_settings(
 822        &mut self,
 823        default_settings_content: &str,
 824        cx: &mut App,
 825    ) -> Result<()> {
 826        self.default_settings =
 827            SettingsContent::parse_json_with_comments(default_settings_content)?.into();
 828        self.recompute_values(None, cx);
 829        Ok(())
 830    }
 831
 832    /// Sets the user settings via a JSON string.
 833    #[must_use]
 834    pub fn set_user_settings(
 835        &mut self,
 836        user_settings_content: &str,
 837        cx: &mut App,
 838    ) -> SettingsParseResult {
 839        let (settings, parse_result) = self.parse_and_migrate_zed_settings::<UserSettingsContent>(
 840            user_settings_content,
 841            SettingsFile::User,
 842        );
 843
 844        if let Some(settings) = settings {
 845            self.user_settings = Some(settings);
 846            self.recompute_values(None, cx);
 847        }
 848        return parse_result;
 849    }
 850
 851    /// Sets the global settings via a JSON string.
 852    #[must_use]
 853    pub fn set_global_settings(
 854        &mut self,
 855        global_settings_content: &str,
 856        cx: &mut App,
 857    ) -> SettingsParseResult {
 858        let (settings, parse_result) = self.parse_and_migrate_zed_settings::<SettingsContent>(
 859            global_settings_content,
 860            SettingsFile::Global,
 861        );
 862
 863        if let Some(settings) = settings {
 864            self.global_settings = Some(Box::new(settings));
 865            self.recompute_values(None, cx);
 866        }
 867        return parse_result;
 868    }
 869
 870    pub fn set_server_settings(
 871        &mut self,
 872        server_settings_content: &str,
 873        cx: &mut App,
 874    ) -> Result<()> {
 875        let settings = if server_settings_content.is_empty() {
 876            None
 877        } else {
 878            Option::<SettingsContent>::parse_json_with_comments(server_settings_content)?
 879        };
 880
 881        // Rewrite the server settings into a content type
 882        self.server_settings = settings.map(|settings| Box::new(settings));
 883
 884        self.recompute_values(None, cx);
 885        Ok(())
 886    }
 887
 888    /// Sets language-specific semantic token rules.
 889    ///
 890    /// These rules are registered by language modules (e.g. the Rust language module)
 891    /// or by third-party extensions (via `semantic_token_rules.json` in their language
 892    /// directories). They are stored separately from the global rules and are only
 893    /// applied to buffers of the matching language by the `SemanticTokenStylizer`.
 894    ///
 895    /// This triggers a settings recomputation so that observers (e.g. `LspStore`)
 896    /// are notified and can invalidate cached stylizers.
 897    pub fn set_language_semantic_token_rules(
 898        &mut self,
 899        language: SharedString,
 900        rules: SemanticTokenRules,
 901        cx: &mut App,
 902    ) {
 903        self.language_semantic_token_rules.insert(language, rules);
 904        self.recompute_values(None, cx);
 905    }
 906
 907    /// Removes language-specific semantic token rules for the given language.
 908    ///
 909    /// This should be called when an extension that registered rules for a language
 910    /// is unloaded. Triggers a settings recomputation so that observers (e.g.
 911    /// `LspStore`) are notified and can invalidate cached stylizers.
 912    pub fn remove_language_semantic_token_rules(&mut self, language: &str, cx: &mut App) {
 913        self.language_semantic_token_rules.remove(language);
 914        self.recompute_values(None, cx);
 915    }
 916
 917    /// Returns the language-specific semantic token rules for the given language,
 918    /// if any have been registered.
 919    pub fn language_semantic_token_rules(&self, language: &str) -> Option<&SemanticTokenRules> {
 920        self.language_semantic_token_rules.get(language)
 921    }
 922
 923    /// Add or remove a set of local settings via a JSON string.
 924    pub fn set_local_settings(
 925        &mut self,
 926        root_id: WorktreeId,
 927        path: LocalSettingsPath,
 928        kind: LocalSettingsKind,
 929        settings_content: Option<&str>,
 930        cx: &mut App,
 931    ) -> std::result::Result<(), InvalidSettingsError> {
 932        let content = settings_content
 933            .map(|content| content.trim())
 934            .filter(|content| !content.is_empty());
 935        let mut zed_settings_changed = false;
 936        match (path.clone(), kind, content) {
 937            (LocalSettingsPath::InWorktree(directory_path), LocalSettingsKind::Tasks, _) => {
 938                return Err(InvalidSettingsError::Tasks {
 939                    message: "Attempted to submit tasks into the settings store".to_string(),
 940                    path: directory_path
 941                        .join(RelPath::unix(task_file_name()).unwrap())
 942                        .as_std_path()
 943                        .to_path_buf(),
 944                });
 945            }
 946            (LocalSettingsPath::InWorktree(directory_path), LocalSettingsKind::Debug, _) => {
 947                return Err(InvalidSettingsError::Debug {
 948                    message: "Attempted to submit debugger config into the settings store"
 949                        .to_string(),
 950                    path: directory_path
 951                        .join(RelPath::unix(task_file_name()).unwrap())
 952                        .as_std_path()
 953                        .to_path_buf(),
 954                });
 955            }
 956            (LocalSettingsPath::InWorktree(directory_path), LocalSettingsKind::Settings, None) => {
 957                zed_settings_changed = self
 958                    .local_settings
 959                    .remove(&(root_id, directory_path.clone()))
 960                    .is_some();
 961                self.file_errors
 962                    .remove(&SettingsFile::Project((root_id, directory_path)));
 963            }
 964            (
 965                LocalSettingsPath::InWorktree(directory_path),
 966                LocalSettingsKind::Settings,
 967                Some(settings_contents),
 968            ) => {
 969                let (new_settings, parse_result) = self
 970                    .parse_and_migrate_zed_settings::<ProjectSettingsContent>(
 971                        settings_contents,
 972                        SettingsFile::Project((root_id, directory_path.clone())),
 973                    );
 974                match parse_result.parse_status {
 975                    ParseStatus::Success => Ok(()),
 976                    ParseStatus::Failed { error } => Err(InvalidSettingsError::LocalSettings {
 977                        path: directory_path.join(local_settings_file_relative_path()),
 978                        message: error,
 979                    }),
 980                }?;
 981                if let Some(new_settings) = new_settings {
 982                    match self.local_settings.entry((root_id, directory_path)) {
 983                        btree_map::Entry::Vacant(v) => {
 984                            v.insert(SettingsContent {
 985                                project: new_settings,
 986                                ..Default::default()
 987                            });
 988                            zed_settings_changed = true;
 989                        }
 990                        btree_map::Entry::Occupied(mut o) => {
 991                            if &o.get().project != &new_settings {
 992                                o.insert(SettingsContent {
 993                                    project: new_settings,
 994                                    ..Default::default()
 995                                });
 996                                zed_settings_changed = true;
 997                            }
 998                        }
 999                    }
1000                }
1001            }
1002            (directory_path, LocalSettingsKind::Editorconfig, editorconfig_contents) => {
1003                self.editorconfig_store.update(cx, |store, _| {
1004                    store.set_configs(root_id, directory_path, editorconfig_contents)
1005                })?;
1006            }
1007            (LocalSettingsPath::OutsideWorktree(path), kind, _) => {
1008                log::error!(
1009                    "OutsideWorktree path {:?} with kind {:?} is only supported by editorconfig",
1010                    path,
1011                    kind
1012                );
1013                return Ok(());
1014            }
1015        }
1016        if let LocalSettingsPath::InWorktree(directory_path) = &path {
1017            if zed_settings_changed {
1018                self.recompute_values(Some((root_id, &directory_path)), cx);
1019            }
1020        }
1021        Ok(())
1022    }
1023
1024    pub fn set_extension_settings(
1025        &mut self,
1026        content: ExtensionsSettingsContent,
1027        cx: &mut App,
1028    ) -> Result<()> {
1029        self.extension_settings = Some(Box::new(SettingsContent {
1030            project: ProjectSettingsContent {
1031                all_languages: content.all_languages,
1032                ..Default::default()
1033            },
1034            ..Default::default()
1035        }));
1036        self.recompute_values(None, cx);
1037        Ok(())
1038    }
1039
1040    /// Add or remove a set of local settings via a JSON string.
1041    pub fn clear_local_settings(&mut self, root_id: WorktreeId, cx: &mut App) -> Result<()> {
1042        self.local_settings
1043            .retain(|(worktree_id, _), _| worktree_id != &root_id);
1044
1045        self.editorconfig_store
1046            .update(cx, |store, _cx| store.remove_for_worktree(root_id));
1047
1048        for setting_value in self.setting_values.values_mut() {
1049            setting_value.clear_local_values(root_id);
1050        }
1051        self.recompute_values(Some((root_id, RelPath::empty())), cx);
1052        Ok(())
1053    }
1054
1055    pub fn local_settings(
1056        &self,
1057        root_id: WorktreeId,
1058    ) -> impl '_ + Iterator<Item = (Arc<RelPath>, &ProjectSettingsContent)> {
1059        self.local_settings
1060            .range(
1061                (root_id, RelPath::empty().into())
1062                    ..(
1063                        WorktreeId::from_usize(root_id.to_usize() + 1),
1064                        RelPath::empty().into(),
1065                    ),
1066            )
1067            .map(|((_, path), content)| (path.clone(), &content.project))
1068    }
1069
1070    /// Configures common schema replacements shared between user and project
1071    /// settings schemas.
1072    ///
1073    /// This sets up language-specific settings and LSP adapter settings that
1074    /// are valid in both user and project settings.
1075    fn configure_schema_generator(
1076        generator: &mut schemars::SchemaGenerator,
1077        params: &SettingsJsonSchemaParams,
1078    ) {
1079        let language_settings_content_ref = generator
1080            .subschema_for::<LanguageSettingsContent>()
1081            .to_value();
1082
1083        if !params.language_names.is_empty() {
1084            replace_subschema::<LanguageToSettingsMap>(generator, || {
1085                json_schema!({
1086                    "type": "object",
1087                    "errorMessage": "No language with this name is installed.",
1088                    "properties": params.language_names.iter().map(|name| (name.clone(), language_settings_content_ref.clone())).collect::<serde_json::Map<_, _>>()
1089                })
1090            });
1091        }
1092
1093        generator.subschema_for::<LspSettings>();
1094
1095        let lsp_settings_definition = generator
1096            .definitions()
1097            .get("LspSettings")
1098            .expect("LspSettings should be defined")
1099            .clone();
1100
1101        if !params.lsp_adapter_names.is_empty() {
1102            replace_subschema::<LspSettingsMap>(generator, || {
1103                let mut lsp_properties = serde_json::Map::new();
1104
1105                for adapter_name in params.lsp_adapter_names {
1106                    let mut base_lsp_settings = lsp_settings_definition
1107                        .as_object()
1108                        .expect("LspSettings should be an object")
1109                        .clone();
1110
1111                    if let Some(properties) = base_lsp_settings.get_mut("properties") {
1112                        if let Some(properties_object) = properties.as_object_mut() {
1113                            properties_object.insert(
1114                            "initialization_options".to_string(),
1115                            serde_json::json!({
1116                                "$ref": format!("{LSP_SETTINGS_SCHEMA_URL_PREFIX}{adapter_name}/initialization_options")
1117                            }),
1118                        );
1119                            properties_object.insert(
1120                            "settings".to_string(),
1121                            serde_json::json!({
1122                                "$ref": format!("{LSP_SETTINGS_SCHEMA_URL_PREFIX}{adapter_name}/settings")
1123                            }),
1124                        );
1125                        }
1126                    }
1127
1128                    lsp_properties.insert(
1129                        adapter_name.clone(),
1130                        serde_json::Value::Object(base_lsp_settings),
1131                    );
1132                }
1133
1134                json_schema!({
1135                    "type": "object",
1136                    "properties": lsp_properties
1137                })
1138            });
1139        }
1140    }
1141
1142    pub fn json_schema(params: &SettingsJsonSchemaParams) -> Value {
1143        let mut generator = schemars::generate::SchemaSettings::draft2019_09()
1144            .with_transform(DefaultDenyUnknownFields)
1145            .with_transform(AllowTrailingCommas)
1146            .into_generator();
1147
1148        UserSettingsContent::json_schema(&mut generator);
1149        Self::configure_schema_generator(&mut generator, params);
1150
1151        if !params.font_names.is_empty() {
1152            replace_subschema::<FontFamilyName>(&mut generator, || {
1153                json_schema!({
1154                     "type": "string",
1155                     "enum": params.font_names,
1156                })
1157            });
1158        }
1159
1160        if !params.theme_names.is_empty() {
1161            replace_subschema::<ThemeName>(&mut generator, || {
1162                json_schema!({
1163                    "type": "string",
1164                    "enum": params.theme_names,
1165                })
1166            });
1167        }
1168
1169        if !params.icon_theme_names.is_empty() {
1170            replace_subschema::<IconThemeName>(&mut generator, || {
1171                json_schema!({
1172                    "type": "string",
1173                    "enum": params.icon_theme_names,
1174                })
1175            });
1176        }
1177
1178        generator
1179            .root_schema_for::<UserSettingsContent>()
1180            .to_value()
1181    }
1182
1183    /// Generate JSON schema for project settings, including only settings valid
1184    /// for project-level configurations.
1185    pub fn project_json_schema(params: &SettingsJsonSchemaParams) -> Value {
1186        let mut generator = schemars::generate::SchemaSettings::draft2019_09()
1187            .with_transform(DefaultDenyUnknownFields)
1188            .with_transform(AllowTrailingCommas)
1189            .into_generator();
1190
1191        ProjectSettingsContent::json_schema(&mut generator);
1192        Self::configure_schema_generator(&mut generator, params);
1193
1194        generator
1195            .root_schema_for::<ProjectSettingsContent>()
1196            .to_value()
1197    }
1198
1199    fn recompute_values(
1200        &mut self,
1201        changed_local_path: Option<(WorktreeId, &RelPath)>,
1202        cx: &mut App,
1203    ) {
1204        // Reload the global and local values for every setting.
1205        let mut project_settings_stack = Vec::<SettingsContent>::new();
1206        let mut paths_stack = Vec::<Option<(WorktreeId, &RelPath)>>::new();
1207
1208        if changed_local_path.is_none() {
1209            let mut merged = self.default_settings.as_ref().clone();
1210            merged.merge_from_option(self.extension_settings.as_deref());
1211            merged.merge_from_option(self.global_settings.as_deref());
1212            if let Some(user_settings) = self.user_settings.as_ref() {
1213                merged.merge_from(&user_settings.content);
1214                merged.merge_from_option(user_settings.for_release_channel());
1215                merged.merge_from_option(user_settings.for_os());
1216                merged.merge_from_option(user_settings.for_profile(cx));
1217            }
1218            merged.merge_from_option(self.server_settings.as_deref());
1219
1220            // Merge `disable_ai` from all project/local settings into the global value.
1221            // Since `SaturatingBool` uses OR logic, if any project has `disable_ai: true`,
1222            // the global value will be true. This allows project-level `disable_ai` to
1223            // affect the global setting used by UI elements without file context.
1224            for local_settings in self.local_settings.values() {
1225                merged
1226                    .project
1227                    .disable_ai
1228                    .merge_from(&local_settings.project.disable_ai);
1229            }
1230
1231            self.merged_settings = Rc::new(merged);
1232
1233            for setting_value in self.setting_values.values_mut() {
1234                let value = setting_value.from_settings(&self.merged_settings);
1235                setting_value.set_global_value(value);
1236            }
1237        } else {
1238            // When only a local path changed, we still need to recompute the global
1239            // `disable_ai` value since it depends on all local settings.
1240            let mut merged = (*self.merged_settings).clone();
1241            // Reset disable_ai to compute fresh from base settings
1242            merged.project.disable_ai = self.default_settings.project.disable_ai;
1243            if let Some(global) = &self.global_settings {
1244                merged
1245                    .project
1246                    .disable_ai
1247                    .merge_from(&global.project.disable_ai);
1248            }
1249            if let Some(user) = &self.user_settings {
1250                merged
1251                    .project
1252                    .disable_ai
1253                    .merge_from(&user.content.project.disable_ai);
1254            }
1255            if let Some(server) = &self.server_settings {
1256                merged
1257                    .project
1258                    .disable_ai
1259                    .merge_from(&server.project.disable_ai);
1260            }
1261            for local_settings in self.local_settings.values() {
1262                merged
1263                    .project
1264                    .disable_ai
1265                    .merge_from(&local_settings.project.disable_ai);
1266            }
1267            self.merged_settings = Rc::new(merged);
1268
1269            for setting_value in self.setting_values.values_mut() {
1270                let value = setting_value.from_settings(&self.merged_settings);
1271                setting_value.set_global_value(value);
1272            }
1273        }
1274
1275        for ((root_id, directory_path), local_settings) in &self.local_settings {
1276            // Build a stack of all of the local values for that setting.
1277            while let Some(prev_entry) = paths_stack.last() {
1278                if let Some((prev_root_id, prev_path)) = prev_entry
1279                    && (root_id != prev_root_id || !directory_path.starts_with(prev_path))
1280                {
1281                    paths_stack.pop();
1282                    project_settings_stack.pop();
1283                    continue;
1284                }
1285                break;
1286            }
1287
1288            paths_stack.push(Some((*root_id, directory_path.as_ref())));
1289            let mut merged_local_settings = if let Some(deepest) = project_settings_stack.last() {
1290                (*deepest).clone()
1291            } else {
1292                self.merged_settings.as_ref().clone()
1293            };
1294            merged_local_settings.merge_from(local_settings);
1295
1296            project_settings_stack.push(merged_local_settings);
1297
1298            // If a local settings file changed, then avoid recomputing local
1299            // settings for any path outside of that directory.
1300            if changed_local_path.is_some_and(|(changed_root_id, changed_local_path)| {
1301                *root_id != changed_root_id || !directory_path.starts_with(changed_local_path)
1302            }) {
1303                continue;
1304            }
1305
1306            for setting_value in self.setting_values.values_mut() {
1307                let value = setting_value.from_settings(&project_settings_stack.last().unwrap());
1308                setting_value.set_local_value(*root_id, directory_path.clone(), value);
1309            }
1310        }
1311    }
1312}
1313
1314/// The result of parsing settings, including any migration attempts
1315#[derive(Debug, Clone, PartialEq, Eq)]
1316pub struct SettingsParseResult {
1317    /// The result of parsing the settings file (possibly after migration)
1318    pub parse_status: ParseStatus,
1319    /// The result of attempting to migrate the settings file
1320    pub migration_status: MigrationStatus,
1321}
1322
1323#[derive(Debug, Clone, PartialEq, Eq)]
1324pub enum MigrationStatus {
1325    /// No migration was needed - settings are up to date
1326    NotNeeded,
1327    /// Settings were automatically migrated in memory, but the file needs to be updated
1328    Succeeded,
1329    /// Migration was attempted but failed. Original settings were parsed instead.
1330    Failed { error: String },
1331}
1332
1333impl Default for SettingsParseResult {
1334    fn default() -> Self {
1335        Self {
1336            parse_status: ParseStatus::Success,
1337            migration_status: MigrationStatus::NotNeeded,
1338        }
1339    }
1340}
1341
1342impl SettingsParseResult {
1343    pub fn unwrap(self) -> bool {
1344        self.result().unwrap()
1345    }
1346
1347    pub fn expect(self, message: &str) -> bool {
1348        self.result().expect(message)
1349    }
1350
1351    /// Formats the ParseResult as a Result type. This is a lossy conversion
1352    pub fn result(self) -> Result<bool> {
1353        let migration_result = match self.migration_status {
1354            MigrationStatus::NotNeeded => Ok(false),
1355            MigrationStatus::Succeeded => Ok(true),
1356            MigrationStatus::Failed { error } => {
1357                Err(anyhow::format_err!(error)).context("Failed to migrate settings")
1358            }
1359        };
1360
1361        let parse_result = match self.parse_status {
1362            ParseStatus::Success => Ok(()),
1363            ParseStatus::Failed { error } => {
1364                Err(anyhow::format_err!(error)).context("Failed to parse settings")
1365            }
1366        };
1367
1368        match (migration_result, parse_result) {
1369            (migration_result @ Ok(_), Ok(())) => migration_result,
1370            (Err(migration_err), Ok(())) => Err(migration_err),
1371            (_, Err(parse_err)) => Err(parse_err),
1372        }
1373    }
1374
1375    /// Returns true if there were any errors migrating and parsing the settings content or if migration was required but there were no errors
1376    pub fn requires_user_action(&self) -> bool {
1377        matches!(self.parse_status, ParseStatus::Failed { .. })
1378            || matches!(
1379                self.migration_status,
1380                MigrationStatus::Succeeded | MigrationStatus::Failed { .. }
1381            )
1382    }
1383
1384    pub fn ok(self) -> Option<bool> {
1385        self.result().ok()
1386    }
1387
1388    pub fn parse_error(&self) -> Option<String> {
1389        match &self.parse_status {
1390            ParseStatus::Failed { error } => Some(error.clone()),
1391            ParseStatus::Success => None,
1392        }
1393    }
1394}
1395
1396#[derive(Debug, Clone, PartialEq)]
1397pub enum InvalidSettingsError {
1398    LocalSettings {
1399        path: Arc<RelPath>,
1400        message: String,
1401    },
1402    UserSettings {
1403        message: String,
1404    },
1405    ServerSettings {
1406        message: String,
1407    },
1408    DefaultSettings {
1409        message: String,
1410    },
1411    Editorconfig {
1412        path: LocalSettingsPath,
1413        message: String,
1414    },
1415    Tasks {
1416        path: PathBuf,
1417        message: String,
1418    },
1419    Debug {
1420        path: PathBuf,
1421        message: String,
1422    },
1423}
1424
1425impl std::fmt::Display for InvalidSettingsError {
1426    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
1427        match self {
1428            InvalidSettingsError::LocalSettings { message, .. }
1429            | InvalidSettingsError::UserSettings { message }
1430            | InvalidSettingsError::ServerSettings { message }
1431            | InvalidSettingsError::DefaultSettings { message }
1432            | InvalidSettingsError::Tasks { message, .. }
1433            | InvalidSettingsError::Editorconfig { message, .. }
1434            | InvalidSettingsError::Debug { message, .. } => {
1435                write!(f, "{message}")
1436            }
1437        }
1438    }
1439}
1440impl std::error::Error for InvalidSettingsError {}
1441
1442impl Debug for SettingsStore {
1443    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
1444        f.debug_struct("SettingsStore")
1445            .field(
1446                "types",
1447                &self
1448                    .setting_values
1449                    .values()
1450                    .map(|value| value.setting_type_name())
1451                    .collect::<Vec<_>>(),
1452            )
1453            .field("default_settings", &self.default_settings)
1454            .field("user_settings", &self.user_settings)
1455            .field("local_settings", &self.local_settings)
1456            .finish_non_exhaustive()
1457    }
1458}
1459
1460impl<T: Settings> AnySettingValue for SettingValue<T> {
1461    fn from_settings(&self, s: &SettingsContent) -> Box<dyn Any> {
1462        Box::new(T::from_settings(s)) as _
1463    }
1464
1465    fn setting_type_name(&self) -> &'static str {
1466        type_name::<T>()
1467    }
1468
1469    fn all_local_values(&self) -> Vec<(WorktreeId, Arc<RelPath>, &dyn Any)> {
1470        self.local_values
1471            .iter()
1472            .map(|(id, path, value)| (*id, path.clone(), value as _))
1473            .collect()
1474    }
1475
1476    fn value_for_path(&self, path: Option<SettingsLocation>) -> &dyn Any {
1477        if let Some(SettingsLocation { worktree_id, path }) = path {
1478            for (settings_root_id, settings_path, value) in self.local_values.iter().rev() {
1479                if worktree_id == *settings_root_id && path.starts_with(settings_path) {
1480                    return value;
1481                }
1482            }
1483        }
1484
1485        self.global_value
1486            .as_ref()
1487            .unwrap_or_else(|| panic!("no default value for setting {}", self.setting_type_name()))
1488    }
1489
1490    fn set_global_value(&mut self, value: Box<dyn Any>) {
1491        self.global_value = Some(*value.downcast().unwrap());
1492    }
1493
1494    fn set_local_value(&mut self, root_id: WorktreeId, path: Arc<RelPath>, value: Box<dyn Any>) {
1495        let value = *value.downcast().unwrap();
1496        match self
1497            .local_values
1498            .binary_search_by_key(&(root_id, &path), |e| (e.0, &e.1))
1499        {
1500            Ok(ix) => self.local_values[ix].2 = value,
1501            Err(ix) => self.local_values.insert(ix, (root_id, path, value)),
1502        }
1503    }
1504
1505    fn clear_local_values(&mut self, root_id: WorktreeId) {
1506        self.local_values
1507            .retain(|(worktree_id, _, _)| *worktree_id != root_id);
1508    }
1509}
1510
1511#[cfg(test)]
1512mod tests {
1513    use std::num::NonZeroU32;
1514
1515    use crate::{
1516        ClosePosition, ItemSettingsContent, VsCodeSettingsSource, default_settings,
1517        settings_content::LanguageSettingsContent, test_settings,
1518    };
1519
1520    use super::*;
1521    use unindent::Unindent;
1522    use util::rel_path::rel_path;
1523
1524    #[derive(Debug, PartialEq)]
1525    struct AutoUpdateSetting {
1526        auto_update: bool,
1527    }
1528
1529    impl Settings for AutoUpdateSetting {
1530        fn from_settings(content: &SettingsContent) -> Self {
1531            AutoUpdateSetting {
1532                auto_update: content.auto_update.unwrap(),
1533            }
1534        }
1535    }
1536
1537    #[derive(Debug, PartialEq)]
1538    struct ItemSettings {
1539        close_position: ClosePosition,
1540        git_status: bool,
1541    }
1542
1543    impl Settings for ItemSettings {
1544        fn from_settings(content: &SettingsContent) -> Self {
1545            let content = content.tabs.clone().unwrap();
1546            ItemSettings {
1547                close_position: content.close_position.unwrap(),
1548                git_status: content.git_status.unwrap(),
1549            }
1550        }
1551    }
1552
1553    #[derive(Debug, PartialEq)]
1554    struct DefaultLanguageSettings {
1555        tab_size: NonZeroU32,
1556        preferred_line_length: u32,
1557    }
1558
1559    impl Settings for DefaultLanguageSettings {
1560        fn from_settings(content: &SettingsContent) -> Self {
1561            let content = &content.project.all_languages.defaults;
1562            DefaultLanguageSettings {
1563                tab_size: content.tab_size.unwrap(),
1564                preferred_line_length: content.preferred_line_length.unwrap(),
1565            }
1566        }
1567    }
1568
1569    #[derive(Debug, PartialEq)]
1570    struct ThemeSettings {
1571        buffer_font_family: FontFamilyName,
1572        buffer_font_fallbacks: Vec<FontFamilyName>,
1573    }
1574
1575    impl Settings for ThemeSettings {
1576        fn from_settings(content: &SettingsContent) -> Self {
1577            let content = content.theme.clone();
1578            ThemeSettings {
1579                buffer_font_family: content.buffer_font_family.unwrap(),
1580                buffer_font_fallbacks: content.buffer_font_fallbacks.unwrap(),
1581            }
1582        }
1583    }
1584
1585    #[gpui::test]
1586    fn test_settings_store_basic(cx: &mut App) {
1587        let mut store = SettingsStore::new(cx, &default_settings());
1588        store.register_setting::<AutoUpdateSetting>();
1589        store.register_setting::<ItemSettings>();
1590        store.register_setting::<DefaultLanguageSettings>();
1591
1592        assert_eq!(
1593            store.get::<AutoUpdateSetting>(None),
1594            &AutoUpdateSetting { auto_update: true }
1595        );
1596        assert_eq!(
1597            store.get::<ItemSettings>(None).close_position,
1598            ClosePosition::Right
1599        );
1600
1601        store
1602            .set_user_settings(
1603                r#"{
1604                    "auto_update": false,
1605                    "tabs": {
1606                      "close_position": "left"
1607                    }
1608                }"#,
1609                cx,
1610            )
1611            .unwrap();
1612
1613        assert_eq!(
1614            store.get::<AutoUpdateSetting>(None),
1615            &AutoUpdateSetting { auto_update: false }
1616        );
1617        assert_eq!(
1618            store.get::<ItemSettings>(None).close_position,
1619            ClosePosition::Left
1620        );
1621
1622        store
1623            .set_local_settings(
1624                WorktreeId::from_usize(1),
1625                LocalSettingsPath::InWorktree(rel_path("root1").into()),
1626                LocalSettingsKind::Settings,
1627                Some(r#"{ "tab_size": 5 }"#),
1628                cx,
1629            )
1630            .unwrap();
1631        store
1632            .set_local_settings(
1633                WorktreeId::from_usize(1),
1634                LocalSettingsPath::InWorktree(rel_path("root1/subdir").into()),
1635                LocalSettingsKind::Settings,
1636                Some(r#"{ "preferred_line_length": 50 }"#),
1637                cx,
1638            )
1639            .unwrap();
1640
1641        store
1642            .set_local_settings(
1643                WorktreeId::from_usize(1),
1644                LocalSettingsPath::InWorktree(rel_path("root2").into()),
1645                LocalSettingsKind::Settings,
1646                Some(r#"{ "tab_size": 9, "auto_update": true}"#),
1647                cx,
1648            )
1649            .unwrap();
1650
1651        assert_eq!(
1652            store.get::<DefaultLanguageSettings>(Some(SettingsLocation {
1653                worktree_id: WorktreeId::from_usize(1),
1654                path: rel_path("root1/something"),
1655            })),
1656            &DefaultLanguageSettings {
1657                preferred_line_length: 80,
1658                tab_size: 5.try_into().unwrap(),
1659            }
1660        );
1661        assert_eq!(
1662            store.get::<DefaultLanguageSettings>(Some(SettingsLocation {
1663                worktree_id: WorktreeId::from_usize(1),
1664                path: rel_path("root1/subdir/something"),
1665            })),
1666            &DefaultLanguageSettings {
1667                preferred_line_length: 50,
1668                tab_size: 5.try_into().unwrap(),
1669            }
1670        );
1671        assert_eq!(
1672            store.get::<DefaultLanguageSettings>(Some(SettingsLocation {
1673                worktree_id: WorktreeId::from_usize(1),
1674                path: rel_path("root2/something"),
1675            })),
1676            &DefaultLanguageSettings {
1677                preferred_line_length: 80,
1678                tab_size: 9.try_into().unwrap(),
1679            }
1680        );
1681        assert_eq!(
1682            store.get::<AutoUpdateSetting>(Some(SettingsLocation {
1683                worktree_id: WorktreeId::from_usize(1),
1684                path: rel_path("root2/something")
1685            })),
1686            &AutoUpdateSetting { auto_update: false }
1687        );
1688    }
1689
1690    #[gpui::test]
1691    fn test_setting_store_assign_json_before_register(cx: &mut App) {
1692        let mut store = SettingsStore::new(cx, &test_settings());
1693        store
1694            .set_user_settings(r#"{ "auto_update": false }"#, cx)
1695            .unwrap();
1696        store.register_setting::<AutoUpdateSetting>();
1697
1698        assert_eq!(
1699            store.get::<AutoUpdateSetting>(None),
1700            &AutoUpdateSetting { auto_update: false }
1701        );
1702    }
1703
1704    #[track_caller]
1705    fn check_settings_update(
1706        store: &mut SettingsStore,
1707        old_json: String,
1708        update: fn(&mut SettingsContent),
1709        expected_new_json: String,
1710        cx: &mut App,
1711    ) {
1712        store.set_user_settings(&old_json, cx).ok();
1713        let edits = store.edits_for_update(&old_json, update).unwrap();
1714        let mut new_json = old_json;
1715        for (range, replacement) in edits.into_iter() {
1716            new_json.replace_range(range, &replacement);
1717        }
1718        pretty_assertions::assert_eq!(new_json, expected_new_json);
1719    }
1720
1721    #[gpui::test]
1722    fn test_setting_store_update(cx: &mut App) {
1723        let mut store = SettingsStore::new(cx, &test_settings());
1724
1725        // entries added and updated
1726        check_settings_update(
1727            &mut store,
1728            r#"{
1729                "languages": {
1730                    "JSON": {
1731                        "auto_indent": "syntax_aware"
1732                    }
1733                }
1734            }"#
1735            .unindent(),
1736            |settings| {
1737                settings
1738                    .languages_mut()
1739                    .get_mut("JSON")
1740                    .unwrap()
1741                    .auto_indent = Some(crate::AutoIndentMode::None);
1742
1743                settings.languages_mut().insert(
1744                    "Rust".into(),
1745                    LanguageSettingsContent {
1746                        auto_indent: Some(crate::AutoIndentMode::SyntaxAware),
1747                        ..Default::default()
1748                    },
1749                );
1750            },
1751            r#"{
1752                "languages": {
1753                    "Rust": {
1754                        "auto_indent": "syntax_aware"
1755                    },
1756                    "JSON": {
1757                        "auto_indent": "none"
1758                    }
1759                }
1760            }"#
1761            .unindent(),
1762            cx,
1763        );
1764
1765        // entries removed
1766        check_settings_update(
1767            &mut store,
1768            r#"{
1769                "languages": {
1770                    "Rust": {
1771                        "language_setting_2": true
1772                    },
1773                    "JSON": {
1774                        "language_setting_1": false
1775                    }
1776                }
1777            }"#
1778            .unindent(),
1779            |settings| {
1780                settings.languages_mut().remove("JSON").unwrap();
1781            },
1782            r#"{
1783                "languages": {
1784                    "Rust": {
1785                        "language_setting_2": true
1786                    }
1787                }
1788            }"#
1789            .unindent(),
1790            cx,
1791        );
1792
1793        check_settings_update(
1794            &mut store,
1795            r#"{
1796                "languages": {
1797                    "Rust": {
1798                        "language_setting_2": true
1799                    },
1800                    "JSON": {
1801                        "language_setting_1": false
1802                    }
1803                }
1804            }"#
1805            .unindent(),
1806            |settings| {
1807                settings.languages_mut().remove("Rust").unwrap();
1808            },
1809            r#"{
1810                "languages": {
1811                    "JSON": {
1812                        "language_setting_1": false
1813                    }
1814                }
1815            }"#
1816            .unindent(),
1817            cx,
1818        );
1819
1820        // weird formatting
1821        check_settings_update(
1822            &mut store,
1823            r#"{
1824                "tabs":   { "close_position": "left", "name": "Max"  }
1825                }"#
1826            .unindent(),
1827            |settings| {
1828                settings.tabs.as_mut().unwrap().close_position = Some(ClosePosition::Left);
1829            },
1830            r#"{
1831                "tabs":   { "close_position": "left", "name": "Max"  }
1832                }"#
1833            .unindent(),
1834            cx,
1835        );
1836
1837        // single-line formatting, other keys
1838        check_settings_update(
1839            &mut store,
1840            r#"{ "one": 1, "two": 2 }"#.to_owned(),
1841            |settings| settings.auto_update = Some(true),
1842            r#"{ "auto_update": true, "one": 1, "two": 2 }"#.to_owned(),
1843            cx,
1844        );
1845
1846        // empty object
1847        check_settings_update(
1848            &mut store,
1849            r#"{
1850                "tabs": {}
1851            }"#
1852            .unindent(),
1853            |settings| settings.tabs.as_mut().unwrap().close_position = Some(ClosePosition::Left),
1854            r#"{
1855                "tabs": {
1856                    "close_position": "left"
1857                }
1858            }"#
1859            .unindent(),
1860            cx,
1861        );
1862
1863        // no content
1864        check_settings_update(
1865            &mut store,
1866            r#""#.unindent(),
1867            |settings| {
1868                settings.tabs = Some(ItemSettingsContent {
1869                    git_status: Some(true),
1870                    ..Default::default()
1871                })
1872            },
1873            r#"{
1874              "tabs": {
1875                "git_status": true
1876              }
1877            }
1878            "#
1879            .unindent(),
1880            cx,
1881        );
1882
1883        check_settings_update(
1884            &mut store,
1885            r#"{
1886            }
1887            "#
1888            .unindent(),
1889            |settings| settings.title_bar.get_or_insert_default().show_branch_name = Some(true),
1890            r#"{
1891              "title_bar": {
1892                "show_branch_name": true
1893              }
1894            }
1895            "#
1896            .unindent(),
1897            cx,
1898        );
1899    }
1900
1901    #[gpui::test]
1902    fn test_edits_for_update_preserves_unknown_keys(cx: &mut App) {
1903        let mut store = SettingsStore::new(cx, &test_settings());
1904        store.register_setting::<AutoUpdateSetting>();
1905
1906        let old_json = r#"{
1907            "some_unknown_key": "should_be_preserved",
1908            "auto_update": false
1909        }"#
1910        .unindent();
1911
1912        check_settings_update(
1913            &mut store,
1914            old_json,
1915            |settings| settings.auto_update = Some(true),
1916            r#"{
1917            "some_unknown_key": "should_be_preserved",
1918            "auto_update": true
1919        }"#
1920            .unindent(),
1921            cx,
1922        );
1923    }
1924
1925    #[gpui::test]
1926    fn test_edits_for_update_returns_error_on_invalid_json(cx: &mut App) {
1927        let store = SettingsStore::new(cx, &test_settings());
1928
1929        let invalid_json = r#"{ this is not valid json at all !!!"#;
1930        let result = store.edits_for_update(invalid_json, |_| {});
1931        assert!(result.is_err());
1932    }
1933
1934    #[gpui::test]
1935    fn test_vscode_import(cx: &mut App) {
1936        let mut store = SettingsStore::new(cx, &test_settings());
1937        store.register_setting::<DefaultLanguageSettings>();
1938        store.register_setting::<ItemSettings>();
1939        store.register_setting::<AutoUpdateSetting>();
1940        store.register_setting::<ThemeSettings>();
1941
1942        // create settings that werent present
1943        check_vscode_import(
1944            &mut store,
1945            r#"{
1946            }
1947            "#
1948            .unindent(),
1949            r#" { "editor.tabSize": 37 } "#.to_owned(),
1950            r#"{
1951              "base_keymap": "VSCode",
1952              "tab_size": 37
1953            }
1954            "#
1955            .unindent(),
1956            cx,
1957        );
1958
1959        // persist settings that were present
1960        check_vscode_import(
1961            &mut store,
1962            r#"{
1963                "preferred_line_length": 99,
1964            }
1965            "#
1966            .unindent(),
1967            r#"{ "editor.tabSize": 42 }"#.to_owned(),
1968            r#"{
1969                "base_keymap": "VSCode",
1970                "tab_size": 42,
1971                "preferred_line_length": 99,
1972            }
1973            "#
1974            .unindent(),
1975            cx,
1976        );
1977
1978        // don't clobber settings that aren't present in vscode
1979        check_vscode_import(
1980            &mut store,
1981            r#"{
1982                "preferred_line_length": 99,
1983                "tab_size": 42
1984            }
1985            "#
1986            .unindent(),
1987            r#"{}"#.to_owned(),
1988            r#"{
1989                "base_keymap": "VSCode",
1990                "preferred_line_length": 99,
1991                "tab_size": 42
1992            }
1993            "#
1994            .unindent(),
1995            cx,
1996        );
1997
1998        // custom enum
1999        check_vscode_import(
2000            &mut store,
2001            r#"{
2002            }
2003            "#
2004            .unindent(),
2005            r#"{ "git.decorations.enabled": true }"#.to_owned(),
2006            r#"{
2007              "project_panel": {
2008                "git_status": true
2009              },
2010              "outline_panel": {
2011                "git_status": true
2012              },
2013              "base_keymap": "VSCode",
2014              "tabs": {
2015                "git_status": true
2016              }
2017            }
2018            "#
2019            .unindent(),
2020            cx,
2021        );
2022
2023        // font-family
2024        check_vscode_import(
2025            &mut store,
2026            r#"{
2027            }
2028            "#
2029            .unindent(),
2030            r#"{ "editor.fontFamily": "Cascadia Code, 'Consolas', Courier New" }"#.to_owned(),
2031            r#"{
2032              "base_keymap": "VSCode",
2033              "buffer_font_fallbacks": [
2034                "Consolas",
2035                "Courier New"
2036              ],
2037              "buffer_font_family": "Cascadia Code"
2038            }
2039            "#
2040            .unindent(),
2041            cx,
2042        );
2043    }
2044
2045    #[track_caller]
2046    fn check_vscode_import(
2047        store: &mut SettingsStore,
2048        old: String,
2049        vscode: String,
2050        expected: String,
2051        cx: &mut App,
2052    ) {
2053        store.set_user_settings(&old, cx).ok();
2054        let new = store
2055            .get_vscode_edits(
2056                old,
2057                &VsCodeSettings::from_str(&vscode, VsCodeSettingsSource::VsCode).unwrap(),
2058            )
2059            .unwrap();
2060        pretty_assertions::assert_eq!(new, expected);
2061    }
2062
2063    #[gpui::test]
2064    fn test_update_git_settings(cx: &mut App) {
2065        let store = SettingsStore::new(cx, &test_settings());
2066
2067        let actual = store
2068            .new_text_for_update("{}".to_string(), |current| {
2069                current
2070                    .git
2071                    .get_or_insert_default()
2072                    .inline_blame
2073                    .get_or_insert_default()
2074                    .enabled = Some(true);
2075            })
2076            .unwrap();
2077        pretty_assertions::assert_str_eq!(
2078            actual,
2079            r#"{
2080              "git": {
2081                "inline_blame": {
2082                  "enabled": true
2083                }
2084              }
2085            }
2086            "#
2087            .unindent()
2088        );
2089    }
2090
2091    #[gpui::test]
2092    fn test_global_settings(cx: &mut App) {
2093        let mut store = SettingsStore::new(cx, &test_settings());
2094        store.register_setting::<ItemSettings>();
2095
2096        // Set global settings - these should override defaults but not user settings
2097        store
2098            .set_global_settings(
2099                r#"{
2100                    "tabs": {
2101                        "close_position": "right",
2102                        "git_status": true,
2103                    }
2104                }"#,
2105                cx,
2106            )
2107            .unwrap();
2108
2109        // Before user settings, global settings should apply
2110        assert_eq!(
2111            store.get::<ItemSettings>(None),
2112            &ItemSettings {
2113                close_position: ClosePosition::Right,
2114                git_status: true,
2115            }
2116        );
2117
2118        // Set user settings - these should override both defaults and global
2119        store
2120            .set_user_settings(
2121                r#"{
2122                    "tabs": {
2123                        "close_position": "left"
2124                    }
2125                }"#,
2126                cx,
2127            )
2128            .unwrap();
2129
2130        // User settings should override global settings
2131        assert_eq!(
2132            store.get::<ItemSettings>(None),
2133            &ItemSettings {
2134                close_position: ClosePosition::Left,
2135                git_status: true, // Staff from global settings
2136            }
2137        );
2138    }
2139
2140    #[gpui::test]
2141    fn test_get_value_for_field_basic(cx: &mut App) {
2142        let mut store = SettingsStore::new(cx, &test_settings());
2143        store.register_setting::<DefaultLanguageSettings>();
2144
2145        store
2146            .set_user_settings(r#"{"preferred_line_length": 0}"#, cx)
2147            .unwrap();
2148        let local = (WorktreeId::from_usize(0), RelPath::empty().into_arc());
2149        store
2150            .set_local_settings(
2151                local.0,
2152                LocalSettingsPath::InWorktree(local.1.clone()),
2153                LocalSettingsKind::Settings,
2154                Some(r#"{}"#),
2155                cx,
2156            )
2157            .unwrap();
2158
2159        fn get(content: &SettingsContent) -> Option<&u32> {
2160            content
2161                .project
2162                .all_languages
2163                .defaults
2164                .preferred_line_length
2165                .as_ref()
2166        }
2167
2168        let default_value = *get(&store.default_settings).unwrap();
2169
2170        assert_eq!(
2171            store.get_value_from_file(SettingsFile::Project(local.clone()), get),
2172            (SettingsFile::User, Some(&0))
2173        );
2174        assert_eq!(
2175            store.get_value_from_file(SettingsFile::User, get),
2176            (SettingsFile::User, Some(&0))
2177        );
2178        store.set_user_settings(r#"{}"#, cx).unwrap();
2179        assert_eq!(
2180            store.get_value_from_file(SettingsFile::Project(local.clone()), get),
2181            (SettingsFile::Default, Some(&default_value))
2182        );
2183        store
2184            .set_local_settings(
2185                local.0,
2186                LocalSettingsPath::InWorktree(local.1.clone()),
2187                LocalSettingsKind::Settings,
2188                Some(r#"{"preferred_line_length": 80}"#),
2189                cx,
2190            )
2191            .unwrap();
2192        assert_eq!(
2193            store.get_value_from_file(SettingsFile::Project(local.clone()), get),
2194            (SettingsFile::Project(local), Some(&80))
2195        );
2196        assert_eq!(
2197            store.get_value_from_file(SettingsFile::User, get),
2198            (SettingsFile::Default, Some(&default_value))
2199        );
2200    }
2201
2202    #[gpui::test]
2203    fn test_get_value_for_field_local_worktrees_dont_interfere(cx: &mut App) {
2204        let mut store = SettingsStore::new(cx, &test_settings());
2205        store.register_setting::<DefaultLanguageSettings>();
2206        store.register_setting::<AutoUpdateSetting>();
2207
2208        let local_1 = (WorktreeId::from_usize(0), RelPath::empty().into_arc());
2209
2210        let local_1_child = (
2211            WorktreeId::from_usize(0),
2212            RelPath::new(
2213                std::path::Path::new("child1"),
2214                util::paths::PathStyle::Posix,
2215            )
2216            .unwrap()
2217            .into_arc(),
2218        );
2219
2220        let local_2 = (WorktreeId::from_usize(1), RelPath::empty().into_arc());
2221        let local_2_child = (
2222            WorktreeId::from_usize(1),
2223            RelPath::new(
2224                std::path::Path::new("child2"),
2225                util::paths::PathStyle::Posix,
2226            )
2227            .unwrap()
2228            .into_arc(),
2229        );
2230
2231        fn get(content: &SettingsContent) -> Option<&u32> {
2232            content
2233                .project
2234                .all_languages
2235                .defaults
2236                .preferred_line_length
2237                .as_ref()
2238        }
2239
2240        store
2241            .set_local_settings(
2242                local_1.0,
2243                LocalSettingsPath::InWorktree(local_1.1.clone()),
2244                LocalSettingsKind::Settings,
2245                Some(r#"{"preferred_line_length": 1}"#),
2246                cx,
2247            )
2248            .unwrap();
2249        store
2250            .set_local_settings(
2251                local_1_child.0,
2252                LocalSettingsPath::InWorktree(local_1_child.1.clone()),
2253                LocalSettingsKind::Settings,
2254                Some(r#"{}"#),
2255                cx,
2256            )
2257            .unwrap();
2258        store
2259            .set_local_settings(
2260                local_2.0,
2261                LocalSettingsPath::InWorktree(local_2.1.clone()),
2262                LocalSettingsKind::Settings,
2263                Some(r#"{"preferred_line_length": 2}"#),
2264                cx,
2265            )
2266            .unwrap();
2267        store
2268            .set_local_settings(
2269                local_2_child.0,
2270                LocalSettingsPath::InWorktree(local_2_child.1.clone()),
2271                LocalSettingsKind::Settings,
2272                Some(r#"{}"#),
2273                cx,
2274            )
2275            .unwrap();
2276
2277        // each local child should only inherit from it's parent
2278        assert_eq!(
2279            store.get_value_from_file(SettingsFile::Project(local_2_child), get),
2280            (SettingsFile::Project(local_2), Some(&2))
2281        );
2282        assert_eq!(
2283            store.get_value_from_file(SettingsFile::Project(local_1_child.clone()), get),
2284            (SettingsFile::Project(local_1.clone()), Some(&1))
2285        );
2286
2287        // adjacent children should be treated as siblings not inherit from each other
2288        let local_1_adjacent_child = (local_1.0, rel_path("adjacent_child").into_arc());
2289        store
2290            .set_local_settings(
2291                local_1_adjacent_child.0,
2292                LocalSettingsPath::InWorktree(local_1_adjacent_child.1.clone()),
2293                LocalSettingsKind::Settings,
2294                Some(r#"{}"#),
2295                cx,
2296            )
2297            .unwrap();
2298        store
2299            .set_local_settings(
2300                local_1_child.0,
2301                LocalSettingsPath::InWorktree(local_1_child.1.clone()),
2302                LocalSettingsKind::Settings,
2303                Some(r#"{"preferred_line_length": 3}"#),
2304                cx,
2305            )
2306            .unwrap();
2307
2308        assert_eq!(
2309            store.get_value_from_file(SettingsFile::Project(local_1_adjacent_child.clone()), get),
2310            (SettingsFile::Project(local_1.clone()), Some(&1))
2311        );
2312        store
2313            .set_local_settings(
2314                local_1_adjacent_child.0,
2315                LocalSettingsPath::InWorktree(local_1_adjacent_child.1),
2316                LocalSettingsKind::Settings,
2317                Some(r#"{"preferred_line_length": 3}"#),
2318                cx,
2319            )
2320            .unwrap();
2321        store
2322            .set_local_settings(
2323                local_1_child.0,
2324                LocalSettingsPath::InWorktree(local_1_child.1.clone()),
2325                LocalSettingsKind::Settings,
2326                Some(r#"{}"#),
2327                cx,
2328            )
2329            .unwrap();
2330        assert_eq!(
2331            store.get_value_from_file(SettingsFile::Project(local_1_child), get),
2332            (SettingsFile::Project(local_1), Some(&1))
2333        );
2334    }
2335
2336    #[gpui::test]
2337    fn test_get_overrides_for_field(cx: &mut App) {
2338        let mut store = SettingsStore::new(cx, &test_settings());
2339        store.register_setting::<DefaultLanguageSettings>();
2340
2341        let wt0_root = (WorktreeId::from_usize(0), RelPath::empty().into_arc());
2342        let wt0_child1 = (WorktreeId::from_usize(0), rel_path("child1").into_arc());
2343        let wt0_child2 = (WorktreeId::from_usize(0), rel_path("child2").into_arc());
2344
2345        let wt1_root = (WorktreeId::from_usize(1), RelPath::empty().into_arc());
2346        let wt1_subdir = (WorktreeId::from_usize(1), rel_path("subdir").into_arc());
2347
2348        fn get(content: &SettingsContent) -> &Option<u32> {
2349            &content.project.all_languages.defaults.preferred_line_length
2350        }
2351
2352        store
2353            .set_user_settings(r#"{"preferred_line_length": 100}"#, cx)
2354            .unwrap();
2355
2356        store
2357            .set_local_settings(
2358                wt0_root.0,
2359                LocalSettingsPath::InWorktree(wt0_root.1.clone()),
2360                LocalSettingsKind::Settings,
2361                Some(r#"{"preferred_line_length": 80}"#),
2362                cx,
2363            )
2364            .unwrap();
2365        store
2366            .set_local_settings(
2367                wt0_child1.0,
2368                LocalSettingsPath::InWorktree(wt0_child1.1.clone()),
2369                LocalSettingsKind::Settings,
2370                Some(r#"{"preferred_line_length": 120}"#),
2371                cx,
2372            )
2373            .unwrap();
2374        store
2375            .set_local_settings(
2376                wt0_child2.0,
2377                LocalSettingsPath::InWorktree(wt0_child2.1.clone()),
2378                LocalSettingsKind::Settings,
2379                Some(r#"{}"#),
2380                cx,
2381            )
2382            .unwrap();
2383
2384        store
2385            .set_local_settings(
2386                wt1_root.0,
2387                LocalSettingsPath::InWorktree(wt1_root.1.clone()),
2388                LocalSettingsKind::Settings,
2389                Some(r#"{"preferred_line_length": 90}"#),
2390                cx,
2391            )
2392            .unwrap();
2393        store
2394            .set_local_settings(
2395                wt1_subdir.0,
2396                LocalSettingsPath::InWorktree(wt1_subdir.1.clone()),
2397                LocalSettingsKind::Settings,
2398                Some(r#"{}"#),
2399                cx,
2400            )
2401            .unwrap();
2402
2403        let overrides = store.get_overrides_for_field(SettingsFile::Default, get);
2404        assert_eq!(
2405            overrides,
2406            vec![
2407                SettingsFile::User,
2408                SettingsFile::Project(wt0_root.clone()),
2409                SettingsFile::Project(wt0_child1.clone()),
2410                SettingsFile::Project(wt1_root.clone()),
2411            ]
2412        );
2413
2414        let overrides = store.get_overrides_for_field(SettingsFile::User, get);
2415        assert_eq!(
2416            overrides,
2417            vec![
2418                SettingsFile::Project(wt0_root.clone()),
2419                SettingsFile::Project(wt0_child1.clone()),
2420                SettingsFile::Project(wt1_root.clone()),
2421            ]
2422        );
2423
2424        let overrides = store.get_overrides_for_field(SettingsFile::Project(wt0_root), get);
2425        assert_eq!(overrides, vec![]);
2426
2427        let overrides =
2428            store.get_overrides_for_field(SettingsFile::Project(wt0_child1.clone()), get);
2429        assert_eq!(overrides, vec![]);
2430
2431        let overrides = store.get_overrides_for_field(SettingsFile::Project(wt0_child2), get);
2432        assert_eq!(overrides, vec![]);
2433
2434        let overrides = store.get_overrides_for_field(SettingsFile::Project(wt1_root), get);
2435        assert_eq!(overrides, vec![]);
2436
2437        let overrides = store.get_overrides_for_field(SettingsFile::Project(wt1_subdir), get);
2438        assert_eq!(overrides, vec![]);
2439
2440        let wt0_deep_child = (
2441            WorktreeId::from_usize(0),
2442            rel_path("child1/subdir").into_arc(),
2443        );
2444        store
2445            .set_local_settings(
2446                wt0_deep_child.0,
2447                LocalSettingsPath::InWorktree(wt0_deep_child.1.clone()),
2448                LocalSettingsKind::Settings,
2449                Some(r#"{"preferred_line_length": 140}"#),
2450                cx,
2451            )
2452            .unwrap();
2453
2454        let overrides = store.get_overrides_for_field(SettingsFile::Project(wt0_deep_child), get);
2455        assert_eq!(overrides, vec![]);
2456
2457        let overrides = store.get_overrides_for_field(SettingsFile::Project(wt0_child1), get);
2458        assert_eq!(overrides, vec![]);
2459    }
2460
2461    #[test]
2462    fn test_file_ord() {
2463        let wt0_root =
2464            SettingsFile::Project((WorktreeId::from_usize(0), RelPath::empty().into_arc()));
2465        let wt0_child1 =
2466            SettingsFile::Project((WorktreeId::from_usize(0), rel_path("child1").into_arc()));
2467        let wt0_child2 =
2468            SettingsFile::Project((WorktreeId::from_usize(0), rel_path("child2").into_arc()));
2469
2470        let wt1_root =
2471            SettingsFile::Project((WorktreeId::from_usize(1), RelPath::empty().into_arc()));
2472        let wt1_subdir =
2473            SettingsFile::Project((WorktreeId::from_usize(1), rel_path("subdir").into_arc()));
2474
2475        let mut files = vec![
2476            &wt1_root,
2477            &SettingsFile::Default,
2478            &wt0_root,
2479            &wt1_subdir,
2480            &wt0_child2,
2481            &SettingsFile::Server,
2482            &wt0_child1,
2483            &SettingsFile::User,
2484        ];
2485
2486        files.sort();
2487        pretty_assertions::assert_eq!(
2488            files,
2489            vec![
2490                &wt0_child2,
2491                &wt0_child1,
2492                &wt0_root,
2493                &wt1_subdir,
2494                &wt1_root,
2495                &SettingsFile::Server,
2496                &SettingsFile::User,
2497                &SettingsFile::Default,
2498            ]
2499        )
2500    }
2501
2502    #[gpui::test]
2503    fn test_lsp_settings_schema_generation(cx: &mut App) {
2504        SettingsStore::test(cx);
2505
2506        let schema = SettingsStore::json_schema(&SettingsJsonSchemaParams {
2507            language_names: &["Rust".to_string(), "TypeScript".to_string()],
2508            font_names: &["Zed Mono".to_string()],
2509            theme_names: &["One Dark".into()],
2510            icon_theme_names: &["Zed Icons".into()],
2511            lsp_adapter_names: &[
2512                "rust-analyzer".to_string(),
2513                "typescript-language-server".to_string(),
2514            ],
2515        });
2516
2517        let properties = schema
2518            .pointer("/$defs/LspSettingsMap/properties")
2519            .expect("LspSettingsMap should have properties")
2520            .as_object()
2521            .unwrap();
2522
2523        assert!(properties.contains_key("rust-analyzer"));
2524        assert!(properties.contains_key("typescript-language-server"));
2525
2526        let init_options_ref = properties
2527            .get("rust-analyzer")
2528            .unwrap()
2529            .pointer("/properties/initialization_options/$ref")
2530            .expect("initialization_options should have a $ref")
2531            .as_str()
2532            .unwrap();
2533
2534        assert_eq!(
2535            init_options_ref,
2536            "zed://schemas/settings/lsp/rust-analyzer/initialization_options"
2537        );
2538
2539        let settings_ref = properties
2540            .get("rust-analyzer")
2541            .unwrap()
2542            .pointer("/properties/settings/$ref")
2543            .expect("settings should have a $ref")
2544            .as_str()
2545            .unwrap();
2546
2547        assert_eq!(
2548            settings_ref,
2549            "zed://schemas/settings/lsp/rust-analyzer/settings"
2550        );
2551    }
2552
2553    #[gpui::test]
2554    fn test_lsp_project_settings_schema_generation(cx: &mut App) {
2555        SettingsStore::test(cx);
2556
2557        let schema = SettingsStore::project_json_schema(&SettingsJsonSchemaParams {
2558            language_names: &["Rust".to_string(), "TypeScript".to_string()],
2559            font_names: &["Zed Mono".to_string()],
2560            theme_names: &["One Dark".into()],
2561            icon_theme_names: &["Zed Icons".into()],
2562            lsp_adapter_names: &[
2563                "rust-analyzer".to_string(),
2564                "typescript-language-server".to_string(),
2565            ],
2566        });
2567
2568        let properties = schema
2569            .pointer("/$defs/LspSettingsMap/properties")
2570            .expect("LspSettingsMap should have properties")
2571            .as_object()
2572            .unwrap();
2573
2574        assert!(properties.contains_key("rust-analyzer"));
2575        assert!(properties.contains_key("typescript-language-server"));
2576
2577        let init_options_ref = properties
2578            .get("rust-analyzer")
2579            .unwrap()
2580            .pointer("/properties/initialization_options/$ref")
2581            .expect("initialization_options should have a $ref")
2582            .as_str()
2583            .unwrap();
2584
2585        assert_eq!(
2586            init_options_ref,
2587            "zed://schemas/settings/lsp/rust-analyzer/initialization_options"
2588        );
2589
2590        let settings_ref = properties
2591            .get("rust-analyzer")
2592            .unwrap()
2593            .pointer("/properties/settings/$ref")
2594            .expect("settings should have a $ref")
2595            .as_str()
2596            .unwrap();
2597
2598        assert_eq!(
2599            settings_ref,
2600            "zed://schemas/settings/lsp/rust-analyzer/settings"
2601        );
2602    }
2603
2604    #[gpui::test]
2605    fn test_project_json_schema_differs_from_user_schema(cx: &mut App) {
2606        SettingsStore::test(cx);
2607
2608        let params = SettingsJsonSchemaParams {
2609            language_names: &["Rust".to_string()],
2610            font_names: &["Zed Mono".to_string()],
2611            theme_names: &["One Dark".into()],
2612            icon_theme_names: &["Zed Icons".into()],
2613            lsp_adapter_names: &["rust-analyzer".to_string()],
2614        };
2615
2616        let user_schema = SettingsStore::json_schema(&params);
2617        let project_schema = SettingsStore::project_json_schema(&params);
2618
2619        assert_ne!(user_schema, project_schema);
2620
2621        let user_schema_str = serde_json::to_string(&user_schema).unwrap();
2622        let project_schema_str = serde_json::to_string(&project_schema).unwrap();
2623
2624        assert!(user_schema_str.contains("\"auto_update\""));
2625        assert!(!project_schema_str.contains("\"auto_update\""));
2626    }
2627}