settings.rs

   1mod keymap_file;
   2pub mod settings_file;
   3pub mod watched_json;
   4
   5use anyhow::{bail, Result};
   6use gpui::{
   7    font_cache::{FamilyId, FontCache},
   8    fonts, AssetSource,
   9};
  10use schemars::{
  11    gen::{SchemaGenerator, SchemaSettings},
  12    schema::{InstanceType, ObjectValidation, Schema, SchemaObject, SingleOrVec},
  13    JsonSchema,
  14};
  15use serde::{de::DeserializeOwned, Deserialize, Serialize};
  16use serde_json::Value;
  17use sqlez::{
  18    bindable::{Bind, Column, StaticColumnCount},
  19    statement::Statement,
  20};
  21use std::{collections::HashMap, num::NonZeroU32, str, sync::Arc};
  22use theme::{Theme, ThemeRegistry};
  23use tree_sitter::Query;
  24use util::ResultExt as _;
  25
  26pub use keymap_file::{keymap_file_json_schema, KeymapFileContent};
  27pub use watched_json::watch_files;
  28
  29#[derive(Clone)]
  30pub struct Settings {
  31    pub buffer_font_family_name: String,
  32    pub buffer_font_features: fonts::Features,
  33    pub buffer_font_family: FamilyId,
  34    pub default_buffer_font_size: f32,
  35    pub enable_copilot_integration: bool,
  36    pub buffer_font_size: f32,
  37    pub active_pane_magnification: f32,
  38    pub cursor_blink: bool,
  39    pub confirm_quit: bool,
  40    pub hover_popover_enabled: bool,
  41    pub show_completions_on_input: bool,
  42    pub show_call_status_icon: bool,
  43    pub vim_mode: bool,
  44    pub autosave: Autosave,
  45    pub default_dock_anchor: DockAnchor,
  46    pub editor_defaults: EditorSettings,
  47    pub editor_overrides: EditorSettings,
  48    pub git: GitSettings,
  49    pub git_overrides: GitSettings,
  50    pub journal_defaults: JournalSettings,
  51    pub journal_overrides: JournalSettings,
  52    pub terminal_defaults: TerminalSettings,
  53    pub terminal_overrides: TerminalSettings,
  54    pub language_defaults: HashMap<Arc<str>, EditorSettings>,
  55    pub language_overrides: HashMap<Arc<str>, EditorSettings>,
  56    pub lsp: HashMap<Arc<str>, LspSettings>,
  57    pub theme: Arc<Theme>,
  58    pub telemetry_defaults: TelemetrySettings,
  59    pub telemetry_overrides: TelemetrySettings,
  60    pub auto_update: bool,
  61    pub base_keymap: BaseKeymap,
  62}
  63
  64#[derive(Copy, Clone, Debug, Serialize, Deserialize, JsonSchema, PartialEq, Eq, Default)]
  65#[serde(rename_all = "snake_case")]
  66pub enum CopilotSettings {
  67    #[default]
  68    On,
  69    Off,
  70}
  71
  72impl From<CopilotSettings> for bool {
  73    fn from(value: CopilotSettings) -> Self {
  74        match value {
  75            CopilotSettings::On => true,
  76            CopilotSettings::Off => false,
  77        }
  78    }
  79}
  80
  81impl CopilotSettings {
  82    pub fn is_on(&self) -> bool {
  83        <CopilotSettings as Into<bool>>::into(*self)
  84    }
  85}
  86
  87#[derive(Copy, Clone, Debug, Serialize, Deserialize, JsonSchema, PartialEq, Eq, Default)]
  88pub enum BaseKeymap {
  89    #[default]
  90    VSCode,
  91    JetBrains,
  92    SublimeText,
  93    Atom,
  94    TextMate,
  95}
  96
  97impl BaseKeymap {
  98    pub const OPTIONS: [(&'static str, Self); 5] = [
  99        ("VSCode (Default)", Self::VSCode),
 100        ("Atom", Self::Atom),
 101        ("JetBrains", Self::JetBrains),
 102        ("Sublime Text", Self::SublimeText),
 103        ("TextMate", Self::TextMate),
 104    ];
 105
 106    pub fn asset_path(&self) -> Option<&'static str> {
 107        match self {
 108            BaseKeymap::JetBrains => Some("keymaps/jetbrains.json"),
 109            BaseKeymap::SublimeText => Some("keymaps/sublime_text.json"),
 110            BaseKeymap::Atom => Some("keymaps/atom.json"),
 111            BaseKeymap::TextMate => Some("keymaps/textmate.json"),
 112            BaseKeymap::VSCode => None,
 113        }
 114    }
 115
 116    pub fn names() -> impl Iterator<Item = &'static str> {
 117        Self::OPTIONS.iter().map(|(name, _)| *name)
 118    }
 119
 120    pub fn from_names(option: &str) -> BaseKeymap {
 121        Self::OPTIONS
 122            .iter()
 123            .copied()
 124            .find_map(|(name, value)| (name == option).then(|| value))
 125            .unwrap_or_default()
 126    }
 127}
 128
 129#[derive(Copy, Clone, Debug, Default, Serialize, Deserialize, JsonSchema)]
 130pub struct TelemetrySettings {
 131    diagnostics: Option<bool>,
 132    metrics: Option<bool>,
 133}
 134
 135impl TelemetrySettings {
 136    pub fn metrics(&self) -> bool {
 137        self.metrics.unwrap()
 138    }
 139
 140    pub fn diagnostics(&self) -> bool {
 141        self.diagnostics.unwrap()
 142    }
 143
 144    pub fn set_metrics(&mut self, value: bool) {
 145        self.metrics = Some(value);
 146    }
 147
 148    pub fn set_diagnostics(&mut self, value: bool) {
 149        self.diagnostics = Some(value);
 150    }
 151}
 152
 153#[derive(Copy, Clone, Debug, Default, Serialize, Deserialize, JsonSchema)]
 154pub struct GitSettings {
 155    pub git_gutter: Option<GitGutter>,
 156    pub gutter_debounce: Option<u64>,
 157}
 158
 159#[derive(Clone, Copy, Debug, Default, Serialize, Deserialize, JsonSchema)]
 160#[serde(rename_all = "snake_case")]
 161pub enum GitGutter {
 162    #[default]
 163    TrackedFiles,
 164    Hide,
 165}
 166
 167pub struct GitGutterConfig {}
 168
 169#[derive(Clone, Debug, Default, Serialize, Deserialize, JsonSchema)]
 170pub struct EditorSettings {
 171    pub tab_size: Option<NonZeroU32>,
 172    pub hard_tabs: Option<bool>,
 173    pub soft_wrap: Option<SoftWrap>,
 174    pub preferred_line_length: Option<u32>,
 175    pub format_on_save: Option<FormatOnSave>,
 176    pub remove_trailing_whitespace_on_save: Option<bool>,
 177    pub ensure_final_newline_on_save: Option<bool>,
 178    pub formatter: Option<Formatter>,
 179    pub enable_language_server: Option<bool>,
 180    pub copilot: Option<OnOff>,
 181}
 182
 183#[derive(Copy, Clone, Debug, Serialize, Deserialize, PartialEq, Eq, JsonSchema)]
 184#[serde(rename_all = "snake_case")]
 185pub enum OnOff {
 186    On,
 187    Off,
 188}
 189
 190impl OnOff {
 191    fn as_bool(&self) -> bool {
 192        match self {
 193            OnOff::On => true,
 194            OnOff::Off => false,
 195        }
 196    }
 197}
 198
 199impl Into<bool> for OnOff {
 200    fn into(self) -> bool {
 201        self.as_bool()
 202    }
 203}
 204
 205#[derive(Copy, Clone, Debug, Serialize, Deserialize, PartialEq, Eq, JsonSchema)]
 206#[serde(rename_all = "snake_case")]
 207pub enum SoftWrap {
 208    None,
 209    EditorWidth,
 210    PreferredLineLength,
 211}
 212#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq, JsonSchema)]
 213#[serde(rename_all = "snake_case")]
 214pub enum FormatOnSave {
 215    On,
 216    Off,
 217    LanguageServer,
 218    External {
 219        command: String,
 220        arguments: Vec<String>,
 221    },
 222}
 223
 224#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq, JsonSchema)]
 225#[serde(rename_all = "snake_case")]
 226pub enum Formatter {
 227    LanguageServer,
 228    External {
 229        command: String,
 230        arguments: Vec<String>,
 231    },
 232}
 233
 234#[derive(Copy, Clone, Debug, Serialize, Deserialize, PartialEq, Eq, JsonSchema)]
 235#[serde(rename_all = "snake_case")]
 236pub enum Autosave {
 237    Off,
 238    AfterDelay { milliseconds: u64 },
 239    OnFocusChange,
 240    OnWindowChange,
 241}
 242
 243#[derive(Clone, Debug, Serialize, Deserialize, JsonSchema)]
 244pub struct JournalSettings {
 245    pub path: Option<String>,
 246    pub hour_format: Option<HourFormat>,
 247}
 248
 249impl Default for JournalSettings {
 250    fn default() -> Self {
 251        Self {
 252            path: Some("~".into()),
 253            hour_format: Some(Default::default()),
 254        }
 255    }
 256}
 257
 258#[derive(Clone, Debug, Serialize, Deserialize, JsonSchema)]
 259#[serde(rename_all = "snake_case")]
 260pub enum HourFormat {
 261    Hour12,
 262    Hour24,
 263}
 264
 265impl Default for HourFormat {
 266    fn default() -> Self {
 267        Self::Hour12
 268    }
 269}
 270
 271#[derive(Clone, Debug, Default, Serialize, Deserialize, JsonSchema)]
 272pub struct TerminalSettings {
 273    pub shell: Option<Shell>,
 274    pub working_directory: Option<WorkingDirectory>,
 275    pub font_size: Option<f32>,
 276    pub font_family: Option<String>,
 277    pub font_features: Option<fonts::Features>,
 278    pub env: Option<HashMap<String, String>>,
 279    pub blinking: Option<TerminalBlink>,
 280    pub alternate_scroll: Option<AlternateScroll>,
 281    pub option_as_meta: Option<bool>,
 282    pub copy_on_select: Option<bool>,
 283}
 284
 285#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq, JsonSchema)]
 286#[serde(rename_all = "snake_case")]
 287pub enum TerminalBlink {
 288    Off,
 289    TerminalControlled,
 290    On,
 291}
 292
 293impl Default for TerminalBlink {
 294    fn default() -> Self {
 295        TerminalBlink::TerminalControlled
 296    }
 297}
 298
 299#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq, JsonSchema)]
 300#[serde(rename_all = "snake_case")]
 301pub enum Shell {
 302    System,
 303    Program(String),
 304    WithArguments { program: String, args: Vec<String> },
 305}
 306
 307impl Default for Shell {
 308    fn default() -> Self {
 309        Shell::System
 310    }
 311}
 312
 313#[derive(Clone, Copy, Debug, Serialize, Deserialize, PartialEq, Eq, JsonSchema)]
 314#[serde(rename_all = "snake_case")]
 315pub enum AlternateScroll {
 316    On,
 317    Off,
 318}
 319
 320impl Default for AlternateScroll {
 321    fn default() -> Self {
 322        AlternateScroll::On
 323    }
 324}
 325
 326#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq, JsonSchema)]
 327#[serde(rename_all = "snake_case")]
 328pub enum WorkingDirectory {
 329    CurrentProjectDirectory,
 330    FirstProjectDirectory,
 331    AlwaysHome,
 332    Always { directory: String },
 333}
 334
 335impl Default for WorkingDirectory {
 336    fn default() -> Self {
 337        Self::CurrentProjectDirectory
 338    }
 339}
 340
 341#[derive(PartialEq, Eq, Debug, Default, Copy, Clone, Hash, Serialize, Deserialize, JsonSchema)]
 342#[serde(rename_all = "snake_case")]
 343pub enum DockAnchor {
 344    #[default]
 345    Bottom,
 346    Right,
 347    Expanded,
 348}
 349
 350impl StaticColumnCount for DockAnchor {}
 351impl Bind for DockAnchor {
 352    fn bind(&self, statement: &Statement, start_index: i32) -> anyhow::Result<i32> {
 353        match self {
 354            DockAnchor::Bottom => "Bottom",
 355            DockAnchor::Right => "Right",
 356            DockAnchor::Expanded => "Expanded",
 357        }
 358        .bind(statement, start_index)
 359    }
 360}
 361
 362impl Column for DockAnchor {
 363    fn column(statement: &mut Statement, start_index: i32) -> anyhow::Result<(Self, i32)> {
 364        String::column(statement, start_index).and_then(|(anchor_text, next_index)| {
 365            Ok((
 366                match anchor_text.as_ref() {
 367                    "Bottom" => DockAnchor::Bottom,
 368                    "Right" => DockAnchor::Right,
 369                    "Expanded" => DockAnchor::Expanded,
 370                    _ => bail!("Stored dock anchor is incorrect"),
 371                },
 372                next_index,
 373            ))
 374        })
 375    }
 376}
 377
 378#[derive(Clone, Debug, Default, Serialize, Deserialize, JsonSchema)]
 379pub struct SettingsFileContent {
 380    #[serde(default)]
 381    pub buffer_font_family: Option<String>,
 382    #[serde(default)]
 383    pub buffer_font_size: Option<f32>,
 384    #[serde(default)]
 385    pub buffer_font_features: Option<fonts::Features>,
 386    #[serde(default)]
 387    pub active_pane_magnification: Option<f32>,
 388    #[serde(default)]
 389    pub cursor_blink: Option<bool>,
 390    #[serde(default)]
 391    pub confirm_quit: Option<bool>,
 392    #[serde(default)]
 393    pub hover_popover_enabled: Option<bool>,
 394    #[serde(default)]
 395    pub show_completions_on_input: Option<bool>,
 396    #[serde(default)]
 397    pub show_call_status_icon: Option<bool>,
 398    #[serde(default)]
 399    pub vim_mode: Option<bool>,
 400    #[serde(default)]
 401    pub autosave: Option<Autosave>,
 402    #[serde(default)]
 403    pub default_dock_anchor: Option<DockAnchor>,
 404    #[serde(flatten)]
 405    pub editor: EditorSettings,
 406    #[serde(default)]
 407    pub journal: JournalSettings,
 408    #[serde(default)]
 409    pub terminal: TerminalSettings,
 410    #[serde(default)]
 411    pub git: Option<GitSettings>,
 412    #[serde(default)]
 413    #[serde(alias = "language_overrides")]
 414    pub languages: HashMap<Arc<str>, EditorSettings>,
 415    #[serde(default)]
 416    pub lsp: HashMap<Arc<str>, LspSettings>,
 417    #[serde(default)]
 418    pub theme: Option<String>,
 419    #[serde(default)]
 420    pub telemetry: TelemetrySettings,
 421    #[serde(default)]
 422    pub auto_update: Option<bool>,
 423    #[serde(default)]
 424    pub base_keymap: Option<BaseKeymap>,
 425    #[serde(default)]
 426    pub enable_copilot_integration: Option<bool>,
 427}
 428
 429#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq, JsonSchema)]
 430#[serde(rename_all = "snake_case")]
 431pub struct LspSettings {
 432    pub initialization_options: Option<Value>,
 433}
 434
 435impl Settings {
 436    /// Fill out the settings corresponding to the default.json file, overrides will be set later
 437    pub fn defaults(
 438        assets: impl AssetSource,
 439        font_cache: &FontCache,
 440        themes: &ThemeRegistry,
 441    ) -> Self {
 442        #[track_caller]
 443        fn required<T>(value: Option<T>) -> Option<T> {
 444            assert!(value.is_some(), "missing default setting value");
 445            value
 446        }
 447
 448        let defaults: SettingsFileContent = parse_json_with_comments(
 449            str::from_utf8(assets.load("settings/default.json").unwrap().as_ref()).unwrap(),
 450        )
 451        .unwrap();
 452
 453        let buffer_font_features = defaults.buffer_font_features.unwrap();
 454        Self {
 455            buffer_font_family: font_cache
 456                .load_family(
 457                    &[defaults.buffer_font_family.as_ref().unwrap()],
 458                    &buffer_font_features,
 459                )
 460                .unwrap(),
 461            buffer_font_family_name: defaults.buffer_font_family.unwrap(),
 462            buffer_font_features,
 463            buffer_font_size: defaults.buffer_font_size.unwrap(),
 464            active_pane_magnification: defaults.active_pane_magnification.unwrap(),
 465            default_buffer_font_size: defaults.buffer_font_size.unwrap(),
 466            confirm_quit: defaults.confirm_quit.unwrap(),
 467            cursor_blink: defaults.cursor_blink.unwrap(),
 468            hover_popover_enabled: defaults.hover_popover_enabled.unwrap(),
 469            show_completions_on_input: defaults.show_completions_on_input.unwrap(),
 470            show_call_status_icon: defaults.show_call_status_icon.unwrap(),
 471            vim_mode: defaults.vim_mode.unwrap(),
 472            autosave: defaults.autosave.unwrap(),
 473            default_dock_anchor: defaults.default_dock_anchor.unwrap(),
 474            editor_defaults: EditorSettings {
 475                tab_size: required(defaults.editor.tab_size),
 476                hard_tabs: required(defaults.editor.hard_tabs),
 477                soft_wrap: required(defaults.editor.soft_wrap),
 478                preferred_line_length: required(defaults.editor.preferred_line_length),
 479                remove_trailing_whitespace_on_save: required(
 480                    defaults.editor.remove_trailing_whitespace_on_save,
 481                ),
 482                ensure_final_newline_on_save: required(
 483                    defaults.editor.ensure_final_newline_on_save,
 484                ),
 485                format_on_save: required(defaults.editor.format_on_save),
 486                formatter: required(defaults.editor.formatter),
 487                enable_language_server: required(defaults.editor.enable_language_server),
 488                copilot: required(defaults.editor.copilot),
 489            },
 490            editor_overrides: Default::default(),
 491            git: defaults.git.unwrap(),
 492            git_overrides: Default::default(),
 493            journal_defaults: defaults.journal,
 494            journal_overrides: Default::default(),
 495            terminal_defaults: defaults.terminal,
 496            terminal_overrides: Default::default(),
 497            language_defaults: defaults.languages,
 498            language_overrides: Default::default(),
 499            lsp: defaults.lsp.clone(),
 500            theme: themes.get(&defaults.theme.unwrap()).unwrap(),
 501            telemetry_defaults: defaults.telemetry,
 502            telemetry_overrides: Default::default(),
 503            auto_update: defaults.auto_update.unwrap(),
 504            base_keymap: Default::default(),
 505            enable_copilot_integration: defaults.enable_copilot_integration.unwrap(),
 506        }
 507    }
 508
 509    // Fill out the overrride and etc. settings from the user's settings.json
 510    pub fn set_user_settings(
 511        &mut self,
 512        data: SettingsFileContent,
 513        theme_registry: &ThemeRegistry,
 514        font_cache: &FontCache,
 515    ) {
 516        let mut family_changed = false;
 517        if let Some(value) = data.buffer_font_family {
 518            self.buffer_font_family_name = value;
 519            family_changed = true;
 520        }
 521        if let Some(value) = data.buffer_font_features {
 522            self.buffer_font_features = value;
 523            family_changed = true;
 524        }
 525        if family_changed {
 526            if let Some(id) = font_cache
 527                .load_family(&[&self.buffer_font_family_name], &self.buffer_font_features)
 528                .log_err()
 529            {
 530                self.buffer_font_family = id;
 531            }
 532        }
 533
 534        if let Some(value) = &data.theme {
 535            if let Some(theme) = theme_registry.get(value).log_err() {
 536                self.theme = theme;
 537            }
 538        }
 539
 540        merge(&mut self.buffer_font_size, data.buffer_font_size);
 541        merge(
 542            &mut self.active_pane_magnification,
 543            data.active_pane_magnification,
 544        );
 545        merge(&mut self.default_buffer_font_size, data.buffer_font_size);
 546        merge(&mut self.cursor_blink, data.cursor_blink);
 547        merge(&mut self.confirm_quit, data.confirm_quit);
 548        merge(&mut self.hover_popover_enabled, data.hover_popover_enabled);
 549        merge(
 550            &mut self.show_completions_on_input,
 551            data.show_completions_on_input,
 552        );
 553        merge(&mut self.vim_mode, data.vim_mode);
 554        merge(&mut self.autosave, data.autosave);
 555        merge(&mut self.default_dock_anchor, data.default_dock_anchor);
 556        merge(&mut self.base_keymap, data.base_keymap);
 557
 558        self.editor_overrides = data.editor;
 559        self.git_overrides = data.git.unwrap_or_default();
 560        self.journal_overrides = data.journal;
 561        self.terminal_defaults.font_size = data.terminal.font_size;
 562        self.terminal_overrides.copy_on_select = data.terminal.copy_on_select;
 563        self.terminal_overrides = data.terminal;
 564        self.language_overrides = data.languages;
 565        self.telemetry_overrides = data.telemetry;
 566        self.lsp = data.lsp;
 567        merge(&mut self.auto_update, data.auto_update);
 568    }
 569
 570    pub fn with_language_defaults(
 571        mut self,
 572        language_name: impl Into<Arc<str>>,
 573        overrides: EditorSettings,
 574    ) -> Self {
 575        self.language_defaults
 576            .insert(language_name.into(), overrides);
 577        self
 578    }
 579
 580    pub fn copilot_on(&self, language: Option<&str>) -> bool {
 581        if self.enable_copilot_integration {
 582            self.language_setting(language, |settings| settings.copilot.map(Into::into))
 583        } else {
 584            false
 585        }
 586    }
 587
 588    pub fn tab_size(&self, language: Option<&str>) -> NonZeroU32 {
 589        self.language_setting(language, |settings| settings.tab_size)
 590    }
 591
 592    pub fn hard_tabs(&self, language: Option<&str>) -> bool {
 593        self.language_setting(language, |settings| settings.hard_tabs)
 594    }
 595
 596    pub fn soft_wrap(&self, language: Option<&str>) -> SoftWrap {
 597        self.language_setting(language, |settings| settings.soft_wrap)
 598    }
 599
 600    pub fn preferred_line_length(&self, language: Option<&str>) -> u32 {
 601        self.language_setting(language, |settings| settings.preferred_line_length)
 602    }
 603
 604    pub fn remove_trailing_whitespace_on_save(&self, language: Option<&str>) -> bool {
 605        self.language_setting(language, |settings| {
 606            settings.remove_trailing_whitespace_on_save.clone()
 607        })
 608    }
 609
 610    pub fn ensure_final_newline_on_save(&self, language: Option<&str>) -> bool {
 611        self.language_setting(language, |settings| {
 612            settings.ensure_final_newline_on_save.clone()
 613        })
 614    }
 615
 616    pub fn format_on_save(&self, language: Option<&str>) -> FormatOnSave {
 617        self.language_setting(language, |settings| settings.format_on_save.clone())
 618    }
 619
 620    pub fn formatter(&self, language: Option<&str>) -> Formatter {
 621        self.language_setting(language, |settings| settings.formatter.clone())
 622    }
 623
 624    pub fn enable_language_server(&self, language: Option<&str>) -> bool {
 625        self.language_setting(language, |settings| settings.enable_language_server)
 626    }
 627
 628    fn language_setting<F, R>(&self, language: Option<&str>, f: F) -> R
 629    where
 630        F: Fn(&EditorSettings) -> Option<R>,
 631    {
 632        None.or_else(|| language.and_then(|l| self.language_overrides.get(l).and_then(&f)))
 633            .or_else(|| f(&self.editor_overrides))
 634            .or_else(|| language.and_then(|l| self.language_defaults.get(l).and_then(&f)))
 635            .or_else(|| f(&self.editor_defaults))
 636            .expect("missing default")
 637    }
 638
 639    pub fn git_gutter(&self) -> GitGutter {
 640        self.git_overrides.git_gutter.unwrap_or_else(|| {
 641            self.git
 642                .git_gutter
 643                .expect("git_gutter should be some by setting setup")
 644        })
 645    }
 646
 647    fn terminal_setting<F, R: Default + Clone>(&self, f: F) -> R
 648    where
 649        F: Fn(&TerminalSettings) -> Option<&R>,
 650    {
 651        f(&self.terminal_overrides)
 652            .or_else(|| f(&self.terminal_defaults))
 653            .cloned()
 654            .unwrap_or_else(|| R::default())
 655    }
 656
 657    pub fn telemetry(&self) -> TelemetrySettings {
 658        TelemetrySettings {
 659            diagnostics: Some(self.telemetry_diagnostics()),
 660            metrics: Some(self.telemetry_metrics()),
 661        }
 662    }
 663
 664    pub fn telemetry_diagnostics(&self) -> bool {
 665        self.telemetry_overrides
 666            .diagnostics
 667            .or(self.telemetry_defaults.diagnostics)
 668            .expect("missing default")
 669    }
 670
 671    pub fn telemetry_metrics(&self) -> bool {
 672        self.telemetry_overrides
 673            .metrics
 674            .or(self.telemetry_defaults.metrics)
 675            .expect("missing default")
 676    }
 677
 678    pub fn terminal_scroll(&self) -> AlternateScroll {
 679        self.terminal_setting(|terminal_setting| terminal_setting.alternate_scroll.as_ref())
 680    }
 681
 682    pub fn terminal_shell(&self) -> Shell {
 683        self.terminal_setting(|terminal_setting| terminal_setting.shell.as_ref())
 684    }
 685
 686    pub fn terminal_env(&self) -> HashMap<String, String> {
 687        self.terminal_setting(|terminal_setting| terminal_setting.env.as_ref())
 688    }
 689
 690    pub fn terminal_strategy(&self) -> WorkingDirectory {
 691        self.terminal_setting(|terminal_setting| terminal_setting.working_directory.as_ref())
 692    }
 693
 694    #[cfg(any(test, feature = "test-support"))]
 695    pub fn test(cx: &gpui::AppContext) -> Settings {
 696        Settings {
 697            buffer_font_family_name: "Monaco".to_string(),
 698            buffer_font_features: Default::default(),
 699            buffer_font_family: cx
 700                .font_cache()
 701                .load_family(&["Monaco"], &Default::default())
 702                .unwrap(),
 703            buffer_font_size: 14.,
 704            active_pane_magnification: 1.,
 705            default_buffer_font_size: 14.,
 706            confirm_quit: false,
 707            cursor_blink: true,
 708            hover_popover_enabled: true,
 709            show_completions_on_input: true,
 710            show_call_status_icon: true,
 711            vim_mode: false,
 712            autosave: Autosave::Off,
 713            default_dock_anchor: DockAnchor::Bottom,
 714            editor_defaults: EditorSettings {
 715                tab_size: Some(4.try_into().unwrap()),
 716                hard_tabs: Some(false),
 717                soft_wrap: Some(SoftWrap::None),
 718                preferred_line_length: Some(80),
 719                remove_trailing_whitespace_on_save: Some(true),
 720                ensure_final_newline_on_save: Some(true),
 721                format_on_save: Some(FormatOnSave::On),
 722                formatter: Some(Formatter::LanguageServer),
 723                enable_language_server: Some(true),
 724                copilot: Some(OnOff::On),
 725            },
 726            editor_overrides: Default::default(),
 727            journal_defaults: Default::default(),
 728            journal_overrides: Default::default(),
 729            terminal_defaults: Default::default(),
 730            terminal_overrides: Default::default(),
 731            git: Default::default(),
 732            git_overrides: Default::default(),
 733            language_defaults: Default::default(),
 734            language_overrides: Default::default(),
 735            lsp: Default::default(),
 736            theme: gpui::fonts::with_font_cache(cx.font_cache().clone(), Default::default),
 737            telemetry_defaults: TelemetrySettings {
 738                diagnostics: Some(true),
 739                metrics: Some(true),
 740            },
 741            telemetry_overrides: Default::default(),
 742            auto_update: true,
 743            base_keymap: Default::default(),
 744            enable_copilot_integration: true,
 745        }
 746    }
 747
 748    #[cfg(any(test, feature = "test-support"))]
 749    pub fn test_async(cx: &mut gpui::TestAppContext) {
 750        cx.update(|cx| {
 751            let settings = Self::test(cx);
 752            cx.set_global(settings);
 753        });
 754    }
 755}
 756
 757pub fn settings_file_json_schema(
 758    theme_names: Vec<String>,
 759    language_names: &[String],
 760) -> serde_json::Value {
 761    let settings = SchemaSettings::draft07().with(|settings| {
 762        settings.option_add_null_type = false;
 763    });
 764    let generator = SchemaGenerator::new(settings);
 765    let mut root_schema = generator.into_root_schema_for::<SettingsFileContent>();
 766
 767    // Create a schema for a theme name.
 768    let theme_name_schema = SchemaObject {
 769        instance_type: Some(SingleOrVec::Single(Box::new(InstanceType::String))),
 770        enum_values: Some(theme_names.into_iter().map(Value::String).collect()),
 771        ..Default::default()
 772    };
 773
 774    // Create a schema for a 'languages overrides' object, associating editor
 775    // settings with specific langauges.
 776    assert!(root_schema.definitions.contains_key("EditorSettings"));
 777    let languages_object_schema = SchemaObject {
 778        instance_type: Some(SingleOrVec::Single(Box::new(InstanceType::Object))),
 779        object: Some(Box::new(ObjectValidation {
 780            properties: language_names
 781                .iter()
 782                .map(|name| {
 783                    (
 784                        name.clone(),
 785                        Schema::new_ref("#/definitions/EditorSettings".into()),
 786                    )
 787                })
 788                .collect(),
 789            ..Default::default()
 790        })),
 791        ..Default::default()
 792    };
 793
 794    // Add these new schemas as definitions, and modify properties of the root
 795    // schema to reference them.
 796    root_schema.definitions.extend([
 797        ("ThemeName".into(), theme_name_schema.into()),
 798        ("Languages".into(), languages_object_schema.into()),
 799    ]);
 800    let root_schema_object = &mut root_schema.schema.object.as_mut().unwrap();
 801
 802    root_schema_object.properties.extend([
 803        (
 804            "theme".to_owned(),
 805            Schema::new_ref("#/definitions/ThemeName".into()),
 806        ),
 807        (
 808            "languages".to_owned(),
 809            Schema::new_ref("#/definitions/Languages".into()),
 810        ),
 811        // For backward compatibility
 812        (
 813            "language_overrides".to_owned(),
 814            Schema::new_ref("#/definitions/Languages".into()),
 815        ),
 816    ]);
 817
 818    serde_json::to_value(root_schema).unwrap()
 819}
 820
 821fn merge<T: Copy>(target: &mut T, value: Option<T>) {
 822    if let Some(value) = value {
 823        *target = value;
 824    }
 825}
 826
 827pub fn parse_json_with_comments<T: DeserializeOwned>(content: &str) -> Result<T> {
 828    Ok(serde_json::from_reader(
 829        json_comments::CommentSettings::c_style().strip_comments(content.as_bytes()),
 830    )?)
 831}
 832
 833fn write_settings_key(settings_content: &mut String, key_path: &[&str], new_value: &Value) {
 834    let mut parser = tree_sitter::Parser::new();
 835    parser.set_language(tree_sitter_json::language()).unwrap();
 836    let tree = parser.parse(&settings_content, None).unwrap();
 837
 838    let mut cursor = tree_sitter::QueryCursor::new();
 839
 840    let query = Query::new(
 841        tree_sitter_json::language(),
 842        "
 843            (pair
 844                key: (string) @key
 845                value: (_) @value)
 846        ",
 847    )
 848    .unwrap();
 849
 850    let mut depth = 0;
 851    let mut first_key_start = None;
 852    let mut existing_value_range = 0..settings_content.len();
 853    let matches = cursor.matches(&query, tree.root_node(), settings_content.as_bytes());
 854    for mat in matches {
 855        if mat.captures.len() != 2 {
 856            continue;
 857        }
 858
 859        let key_range = mat.captures[0].node.byte_range();
 860        let value_range = mat.captures[1].node.byte_range();
 861
 862        if key_range.start > existing_value_range.end {
 863            break;
 864        }
 865
 866        first_key_start.get_or_insert_with(|| key_range.start);
 867
 868        let found_key = settings_content
 869            .get(key_range.clone())
 870            .map(|key_text| key_text == format!("\"{}\"", key_path[depth]))
 871            .unwrap_or(false);
 872
 873        if found_key {
 874            existing_value_range = value_range;
 875            depth += 1;
 876
 877            if depth == key_path.len() {
 878                break;
 879            } else {
 880                first_key_start = None;
 881            }
 882        }
 883    }
 884
 885    // We found the exact key we want, insert the new value
 886    if depth == key_path.len() {
 887        let new_val = serde_json::to_string_pretty(new_value)
 888            .expect("Could not serialize new json field to string");
 889        settings_content.replace_range(existing_value_range, &new_val);
 890    } else {
 891        // We have key paths, construct the sub objects
 892        let new_key = key_path[depth];
 893
 894        // We don't have the key, construct the nested objects
 895        let mut new_value = serde_json::to_value(new_value).unwrap();
 896        for key in key_path[(depth + 1)..].iter().rev() {
 897            new_value = serde_json::json!({ key.to_string(): new_value });
 898        }
 899
 900        if let Some(first_key_start) = first_key_start {
 901            let mut row = 0;
 902            let mut column = 0;
 903            for (ix, char) in settings_content.char_indices() {
 904                if ix == first_key_start {
 905                    break;
 906                }
 907                if char == '\n' {
 908                    row += 1;
 909                    column = 0;
 910                } else {
 911                    column += char.len_utf8();
 912                }
 913            }
 914
 915            if row > 0 {
 916                let new_val = to_pretty_json(&new_value, column, column);
 917                let content = format!(r#""{new_key}": {new_val},"#);
 918                settings_content.insert_str(first_key_start, &content);
 919
 920                settings_content.insert_str(
 921                    first_key_start + content.len(),
 922                    &format!("\n{:width$}", ' ', width = column),
 923                )
 924            } else {
 925                let new_val = serde_json::to_string(&new_value).unwrap();
 926                let mut content = format!(r#""{new_key}": {new_val},"#);
 927                content.push(' ');
 928                settings_content.insert_str(first_key_start, &content);
 929            }
 930        } else {
 931            new_value = serde_json::json!({ new_key.to_string(): new_value });
 932            let indent_prefix_len = 4 * depth;
 933            let new_val = to_pretty_json(&new_value, 4, indent_prefix_len);
 934
 935            settings_content.replace_range(existing_value_range, &new_val);
 936            if depth == 0 {
 937                settings_content.push('\n');
 938            }
 939        }
 940    }
 941}
 942
 943fn to_pretty_json(
 944    value: &serde_json::Value,
 945    indent_size: usize,
 946    indent_prefix_len: usize,
 947) -> String {
 948    const SPACES: [u8; 32] = [b' '; 32];
 949
 950    debug_assert!(indent_size <= SPACES.len());
 951    debug_assert!(indent_prefix_len <= SPACES.len());
 952
 953    let mut output = Vec::new();
 954    let mut ser = serde_json::Serializer::with_formatter(
 955        &mut output,
 956        serde_json::ser::PrettyFormatter::with_indent(&SPACES[0..indent_size.min(SPACES.len())]),
 957    );
 958
 959    value.serialize(&mut ser).unwrap();
 960    let text = String::from_utf8(output).unwrap();
 961
 962    let mut adjusted_text = String::new();
 963    for (i, line) in text.split('\n').enumerate() {
 964        if i > 0 {
 965            adjusted_text.push_str(str::from_utf8(&SPACES[0..indent_prefix_len]).unwrap());
 966        }
 967        adjusted_text.push_str(line);
 968        adjusted_text.push('\n');
 969    }
 970    adjusted_text.pop();
 971    adjusted_text
 972}
 973
 974pub fn update_settings_file(
 975    mut text: String,
 976    old_file_content: SettingsFileContent,
 977    update: impl FnOnce(&mut SettingsFileContent),
 978) -> String {
 979    let mut new_file_content = old_file_content.clone();
 980
 981    update(&mut new_file_content);
 982
 983    let old_object = to_json_object(old_file_content);
 984    let new_object = to_json_object(new_file_content);
 985
 986    fn apply_changes_to_json_text(
 987        old_object: &serde_json::Map<String, Value>,
 988        new_object: &serde_json::Map<String, Value>,
 989        current_key_path: Vec<&str>,
 990        json_text: &mut String,
 991    ) {
 992        for (key, old_value) in old_object.iter() {
 993            // We know that these two are from the same shape of object, so we can just unwrap
 994            let new_value = new_object.get(key).unwrap();
 995            if old_value != new_value {
 996                match new_value {
 997                    Value::Bool(_) | Value::Number(_) | Value::String(_) => {
 998                        let mut key_path = current_key_path.clone();
 999                        key_path.push(key);
1000                        write_settings_key(json_text, &key_path, &new_value);
1001                    }
1002                    Value::Object(new_sub_object) => {
1003                        let mut key_path = current_key_path.clone();
1004                        key_path.push(key);
1005                        if let Value::Object(old_sub_object) = old_value {
1006                            apply_changes_to_json_text(
1007                                old_sub_object,
1008                                new_sub_object,
1009                                key_path,
1010                                json_text,
1011                            );
1012                        } else {
1013                            unimplemented!("This function doesn't support changing values from simple values to objects yet");
1014                        }
1015                    }
1016                    Value::Null | Value::Array(_) => {
1017                        unimplemented!("We only support objects and simple values");
1018                    }
1019                }
1020            }
1021        }
1022    }
1023
1024    apply_changes_to_json_text(&old_object, &new_object, vec![], &mut text);
1025
1026    text
1027}
1028
1029fn to_json_object(settings_file: SettingsFileContent) -> serde_json::Map<String, Value> {
1030    let tmp = serde_json::to_value(settings_file).unwrap();
1031    match tmp {
1032        Value::Object(map) => map,
1033        _ => unreachable!("SettingsFileContent represents a JSON map"),
1034    }
1035}
1036
1037#[cfg(test)]
1038mod tests {
1039    use super::*;
1040    use unindent::Unindent;
1041
1042    fn assert_new_settings<S1: Into<String>, S2: Into<String>>(
1043        old_json: S1,
1044        update: fn(&mut SettingsFileContent),
1045        expected_new_json: S2,
1046    ) {
1047        let old_json = old_json.into();
1048        let old_content: SettingsFileContent = serde_json::from_str(&old_json).unwrap_or_default();
1049        let new_json = update_settings_file(old_json, old_content, update);
1050        assert_eq!(new_json, expected_new_json.into());
1051    }
1052
1053    #[test]
1054    fn test_update_telemetry_setting_multiple_fields() {
1055        assert_new_settings(
1056            r#"
1057                {
1058                    "telemetry": {
1059                        "metrics": false,
1060                        "diagnostics": false
1061                    }
1062                }
1063            "#
1064            .unindent(),
1065            |settings| {
1066                settings.telemetry.set_diagnostics(true);
1067                settings.telemetry.set_metrics(true);
1068            },
1069            r#"
1070                {
1071                    "telemetry": {
1072                        "metrics": true,
1073                        "diagnostics": true
1074                    }
1075                }
1076            "#
1077            .unindent(),
1078        );
1079    }
1080
1081    #[test]
1082    fn test_update_telemetry_setting_weird_formatting() {
1083        assert_new_settings(
1084            r#"{
1085                "telemetry":   { "metrics": false, "diagnostics": true }
1086            }"#
1087            .unindent(),
1088            |settings| settings.telemetry.set_diagnostics(false),
1089            r#"{
1090                "telemetry":   { "metrics": false, "diagnostics": false }
1091            }"#
1092            .unindent(),
1093        );
1094    }
1095
1096    #[test]
1097    fn test_update_telemetry_setting_other_fields() {
1098        assert_new_settings(
1099            r#"
1100                {
1101                    "telemetry": {
1102                        "metrics": false,
1103                        "diagnostics": true
1104                    }
1105                }
1106            "#
1107            .unindent(),
1108            |settings| settings.telemetry.set_diagnostics(false),
1109            r#"
1110                {
1111                    "telemetry": {
1112                        "metrics": false,
1113                        "diagnostics": false
1114                    }
1115                }
1116            "#
1117            .unindent(),
1118        );
1119    }
1120
1121    #[test]
1122    fn test_update_telemetry_setting_empty_telemetry() {
1123        assert_new_settings(
1124            r#"
1125                {
1126                    "telemetry": {}
1127                }
1128            "#
1129            .unindent(),
1130            |settings| settings.telemetry.set_diagnostics(false),
1131            r#"
1132                {
1133                    "telemetry": {
1134                        "diagnostics": false
1135                    }
1136                }
1137            "#
1138            .unindent(),
1139        );
1140    }
1141
1142    #[test]
1143    fn test_update_telemetry_setting_pre_existing() {
1144        assert_new_settings(
1145            r#"
1146                {
1147                    "telemetry": {
1148                        "diagnostics": true
1149                    }
1150                }
1151            "#
1152            .unindent(),
1153            |settings| settings.telemetry.set_diagnostics(false),
1154            r#"
1155                {
1156                    "telemetry": {
1157                        "diagnostics": false
1158                    }
1159                }
1160            "#
1161            .unindent(),
1162        );
1163    }
1164
1165    #[test]
1166    fn test_update_telemetry_setting() {
1167        assert_new_settings(
1168            "{}",
1169            |settings| settings.telemetry.set_diagnostics(true),
1170            r#"
1171                {
1172                    "telemetry": {
1173                        "diagnostics": true
1174                    }
1175                }
1176            "#
1177            .unindent(),
1178        );
1179    }
1180
1181    #[test]
1182    fn test_update_object_empty_doc() {
1183        assert_new_settings(
1184            "",
1185            |settings| settings.telemetry.set_diagnostics(true),
1186            r#"
1187                {
1188                    "telemetry": {
1189                        "diagnostics": true
1190                    }
1191                }
1192            "#
1193            .unindent(),
1194        );
1195    }
1196
1197    #[test]
1198    fn test_write_theme_into_settings_with_theme() {
1199        assert_new_settings(
1200            r#"
1201                {
1202                    "theme": "One Dark"
1203                }
1204            "#
1205            .unindent(),
1206            |settings| settings.theme = Some("summerfruit-light".to_string()),
1207            r#"
1208                {
1209                    "theme": "summerfruit-light"
1210                }
1211            "#
1212            .unindent(),
1213        );
1214    }
1215
1216    #[test]
1217    fn test_write_theme_into_empty_settings() {
1218        assert_new_settings(
1219            r#"
1220                {
1221                }
1222            "#
1223            .unindent(),
1224            |settings| settings.theme = Some("summerfruit-light".to_string()),
1225            r#"
1226                {
1227                    "theme": "summerfruit-light"
1228                }
1229            "#
1230            .unindent(),
1231        );
1232    }
1233
1234    #[test]
1235    fn write_key_no_document() {
1236        assert_new_settings(
1237            "",
1238            |settings| settings.theme = Some("summerfruit-light".to_string()),
1239            r#"
1240                {
1241                    "theme": "summerfruit-light"
1242                }
1243            "#
1244            .unindent(),
1245        );
1246    }
1247
1248    #[test]
1249    fn test_write_theme_into_single_line_settings_without_theme() {
1250        assert_new_settings(
1251            r#"{ "a": "", "ok": true }"#,
1252            |settings| settings.theme = Some("summerfruit-light".to_string()),
1253            r#"{ "theme": "summerfruit-light", "a": "", "ok": true }"#,
1254        );
1255    }
1256
1257    #[test]
1258    fn test_write_theme_pre_object_whitespace() {
1259        assert_new_settings(
1260            r#"          { "a": "", "ok": true }"#,
1261            |settings| settings.theme = Some("summerfruit-light".to_string()),
1262            r#"          { "theme": "summerfruit-light", "a": "", "ok": true }"#.unindent(),
1263        );
1264    }
1265
1266    #[test]
1267    fn test_write_theme_into_multi_line_settings_without_theme() {
1268        assert_new_settings(
1269            r#"
1270                {
1271                    "a": "b"
1272                }
1273            "#
1274            .unindent(),
1275            |settings| settings.theme = Some("summerfruit-light".to_string()),
1276            r#"
1277                {
1278                    "theme": "summerfruit-light",
1279                    "a": "b"
1280                }
1281            "#
1282            .unindent(),
1283        );
1284    }
1285}