1mod keymap_file;
2pub mod settings_file;
3pub mod watched_json;
4
5use anyhow::Result;
6use gpui::{
7 font_cache::{FamilyId, FontCache},
8 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 std::{collections::HashMap, fmt::Write as _, num::NonZeroU32, str, sync::Arc};
18use theme::{Theme, ThemeRegistry};
19use tree_sitter::Query;
20use util::ResultExt as _;
21
22pub use keymap_file::{keymap_file_json_schema, KeymapFileContent};
23
24#[derive(Clone)]
25pub struct Settings {
26 pub experiments: FeatureFlags,
27 pub projects_online_by_default: bool,
28 pub buffer_font_family: FamilyId,
29 pub default_buffer_font_size: f32,
30 pub buffer_font_size: f32,
31 pub cursor_blink: bool,
32 pub hover_popover_enabled: bool,
33 pub show_completions_on_input: bool,
34 pub vim_mode: bool,
35 pub autosave: Autosave,
36 pub default_dock_anchor: DockAnchor,
37 pub editor_defaults: EditorSettings,
38 pub editor_overrides: EditorSettings,
39 pub git: GitSettings,
40 pub git_overrides: GitSettings,
41 pub journal_defaults: JournalSettings,
42 pub journal_overrides: JournalSettings,
43 pub terminal_defaults: TerminalSettings,
44 pub terminal_overrides: TerminalSettings,
45 pub language_defaults: HashMap<Arc<str>, EditorSettings>,
46 pub language_overrides: HashMap<Arc<str>, EditorSettings>,
47 pub lsp: HashMap<Arc<str>, LspSettings>,
48 pub theme: Arc<Theme>,
49 pub staff_mode: bool,
50}
51
52#[derive(Copy, Clone, Debug, Default, Serialize, Deserialize, JsonSchema)]
53pub struct FeatureFlags {
54 pub experimental_themes: bool,
55}
56
57impl FeatureFlags {
58 pub fn keymap_files(&self) -> Vec<&'static str> {
59 vec![]
60 }
61}
62
63#[derive(Copy, Clone, Debug, Default, Serialize, Deserialize, JsonSchema)]
64pub struct GitSettings {
65 pub git_gutter: Option<GitGutter>,
66 pub gutter_debounce: Option<u64>,
67}
68
69#[derive(Clone, Copy, Debug, Default, Serialize, Deserialize, JsonSchema)]
70#[serde(rename_all = "snake_case")]
71pub enum GitGutter {
72 #[default]
73 TrackedFiles,
74 Hide,
75}
76
77pub struct GitGutterConfig {}
78
79#[derive(Clone, Debug, Default, Serialize, Deserialize, JsonSchema)]
80pub struct EditorSettings {
81 pub tab_size: Option<NonZeroU32>,
82 pub hard_tabs: Option<bool>,
83 pub soft_wrap: Option<SoftWrap>,
84 pub preferred_line_length: Option<u32>,
85 pub format_on_save: Option<FormatOnSave>,
86 pub formatter: Option<Formatter>,
87 pub enable_language_server: Option<bool>,
88}
89
90#[derive(Copy, Clone, Debug, Serialize, Deserialize, PartialEq, Eq, JsonSchema)]
91#[serde(rename_all = "snake_case")]
92pub enum SoftWrap {
93 None,
94 EditorWidth,
95 PreferredLineLength,
96}
97#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq, JsonSchema)]
98#[serde(rename_all = "snake_case")]
99pub enum FormatOnSave {
100 On,
101 Off,
102 LanguageServer,
103 External {
104 command: String,
105 arguments: Vec<String>,
106 },
107}
108
109#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq, JsonSchema)]
110#[serde(rename_all = "snake_case")]
111pub enum Formatter {
112 LanguageServer,
113 External {
114 command: String,
115 arguments: Vec<String>,
116 },
117}
118
119#[derive(Copy, Clone, Debug, Serialize, Deserialize, PartialEq, Eq, JsonSchema)]
120#[serde(rename_all = "snake_case")]
121pub enum Autosave {
122 Off,
123 AfterDelay { milliseconds: u64 },
124 OnFocusChange,
125 OnWindowChange,
126}
127
128#[derive(Clone, Debug, Serialize, Deserialize, JsonSchema)]
129pub struct JournalSettings {
130 pub path: Option<String>,
131 pub hour_format: Option<HourFormat>,
132}
133
134impl Default for JournalSettings {
135 fn default() -> Self {
136 Self {
137 path: Some("~".into()),
138 hour_format: Some(Default::default()),
139 }
140 }
141}
142
143#[derive(Clone, Debug, Serialize, Deserialize, JsonSchema)]
144#[serde(rename_all = "snake_case")]
145pub enum HourFormat {
146 Hour12,
147 Hour24,
148}
149
150impl Default for HourFormat {
151 fn default() -> Self {
152 Self::Hour12
153 }
154}
155
156#[derive(Clone, Debug, Default, Serialize, Deserialize, JsonSchema)]
157pub struct TerminalSettings {
158 pub shell: Option<Shell>,
159 pub working_directory: Option<WorkingDirectory>,
160 pub font_size: Option<f32>,
161 pub font_family: Option<String>,
162 pub env: Option<HashMap<String, String>>,
163 pub blinking: Option<TerminalBlink>,
164 pub alternate_scroll: Option<AlternateScroll>,
165 pub option_as_meta: Option<bool>,
166 pub copy_on_select: Option<bool>,
167}
168
169#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq, JsonSchema)]
170#[serde(rename_all = "snake_case")]
171pub enum TerminalBlink {
172 Off,
173 TerminalControlled,
174 On,
175}
176
177impl Default for TerminalBlink {
178 fn default() -> Self {
179 TerminalBlink::TerminalControlled
180 }
181}
182
183#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq, JsonSchema)]
184#[serde(rename_all = "snake_case")]
185pub enum Shell {
186 System,
187 Program(String),
188 WithArguments { program: String, args: Vec<String> },
189}
190
191impl Default for Shell {
192 fn default() -> Self {
193 Shell::System
194 }
195}
196
197#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq, JsonSchema)]
198#[serde(rename_all = "snake_case")]
199pub enum AlternateScroll {
200 On,
201 Off,
202}
203
204impl Default for AlternateScroll {
205 fn default() -> Self {
206 AlternateScroll::On
207 }
208}
209
210#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq, JsonSchema)]
211#[serde(rename_all = "snake_case")]
212pub enum WorkingDirectory {
213 CurrentProjectDirectory,
214 FirstProjectDirectory,
215 AlwaysHome,
216 Always { directory: String },
217}
218
219#[derive(PartialEq, Eq, Debug, Default, Copy, Clone, Hash, Serialize, Deserialize, JsonSchema)]
220#[serde(rename_all = "snake_case")]
221pub enum DockAnchor {
222 #[default]
223 Bottom,
224 Right,
225 Expanded,
226}
227
228#[derive(Clone, Debug, Default, Serialize, Deserialize, JsonSchema)]
229pub struct SettingsFileContent {
230 pub experiments: Option<FeatureFlags>,
231 #[serde(default)]
232 pub projects_online_by_default: Option<bool>,
233 #[serde(default)]
234 pub buffer_font_family: Option<String>,
235 #[serde(default)]
236 pub buffer_font_size: Option<f32>,
237 #[serde(default)]
238 pub cursor_blink: Option<bool>,
239 #[serde(default)]
240 pub hover_popover_enabled: Option<bool>,
241 #[serde(default)]
242 pub show_completions_on_input: Option<bool>,
243 #[serde(default)]
244 pub vim_mode: Option<bool>,
245 #[serde(default)]
246 pub autosave: Option<Autosave>,
247 #[serde(default)]
248 pub default_dock_anchor: Option<DockAnchor>,
249 #[serde(flatten)]
250 pub editor: EditorSettings,
251 #[serde(default)]
252 pub journal: JournalSettings,
253 #[serde(default)]
254 pub terminal: TerminalSettings,
255 #[serde(default)]
256 pub git: Option<GitSettings>,
257 #[serde(default)]
258 #[serde(alias = "language_overrides")]
259 pub languages: HashMap<Arc<str>, EditorSettings>,
260 #[serde(default)]
261 pub lsp: HashMap<Arc<str>, LspSettings>,
262 #[serde(default)]
263 pub theme: Option<String>,
264 #[serde(default)]
265 pub staff_mode: Option<bool>,
266}
267
268#[derive(Clone, Debug, Serialize, Deserialize, PartialEq, Eq, JsonSchema)]
269#[serde(rename_all = "snake_case")]
270pub struct LspSettings {
271 pub initialization_options: Option<Value>,
272}
273
274impl Settings {
275 pub fn defaults(
276 assets: impl AssetSource,
277 font_cache: &FontCache,
278 themes: &ThemeRegistry,
279 ) -> Self {
280 #[track_caller]
281 fn required<T>(value: Option<T>) -> Option<T> {
282 assert!(value.is_some(), "missing default setting value");
283 value
284 }
285
286 let defaults: SettingsFileContent = parse_json_with_comments(
287 str::from_utf8(assets.load("settings/default.json").unwrap().as_ref()).unwrap(),
288 )
289 .unwrap();
290
291 Self {
292 experiments: FeatureFlags::default(),
293 buffer_font_family: font_cache
294 .load_family(&[defaults.buffer_font_family.as_ref().unwrap()])
295 .unwrap(),
296 buffer_font_size: defaults.buffer_font_size.unwrap(),
297 default_buffer_font_size: defaults.buffer_font_size.unwrap(),
298 cursor_blink: defaults.cursor_blink.unwrap(),
299 hover_popover_enabled: defaults.hover_popover_enabled.unwrap(),
300 show_completions_on_input: defaults.show_completions_on_input.unwrap(),
301 projects_online_by_default: defaults.projects_online_by_default.unwrap(),
302 vim_mode: defaults.vim_mode.unwrap(),
303 autosave: defaults.autosave.unwrap(),
304 default_dock_anchor: defaults.default_dock_anchor.unwrap(),
305 editor_defaults: EditorSettings {
306 tab_size: required(defaults.editor.tab_size),
307 hard_tabs: required(defaults.editor.hard_tabs),
308 soft_wrap: required(defaults.editor.soft_wrap),
309 preferred_line_length: required(defaults.editor.preferred_line_length),
310 format_on_save: required(defaults.editor.format_on_save),
311 formatter: required(defaults.editor.formatter),
312 enable_language_server: required(defaults.editor.enable_language_server),
313 },
314 editor_overrides: Default::default(),
315 git: defaults.git.unwrap(),
316 git_overrides: Default::default(),
317 journal_defaults: defaults.journal,
318 journal_overrides: Default::default(),
319 terminal_defaults: defaults.terminal,
320 terminal_overrides: Default::default(),
321 language_defaults: defaults.languages,
322 language_overrides: Default::default(),
323 lsp: defaults.lsp.clone(),
324 theme: themes.get(&defaults.theme.unwrap()).unwrap(),
325
326 staff_mode: false,
327 }
328 }
329
330 pub fn set_user_settings(
331 &mut self,
332 data: SettingsFileContent,
333 theme_registry: &ThemeRegistry,
334 font_cache: &FontCache,
335 ) {
336 if let Some(value) = &data.buffer_font_family {
337 if let Some(id) = font_cache.load_family(&[value]).log_err() {
338 self.buffer_font_family = id;
339 }
340 }
341 if let Some(value) = &data.theme {
342 if let Some(theme) = theme_registry.get(value).log_err() {
343 self.theme = theme;
344 }
345 }
346
347 merge(
348 &mut self.projects_online_by_default,
349 data.projects_online_by_default,
350 );
351 merge(&mut self.buffer_font_size, data.buffer_font_size);
352 merge(&mut self.default_buffer_font_size, data.buffer_font_size);
353 merge(&mut self.cursor_blink, data.cursor_blink);
354 merge(&mut self.hover_popover_enabled, data.hover_popover_enabled);
355 merge(
356 &mut self.show_completions_on_input,
357 data.show_completions_on_input,
358 );
359 merge(&mut self.vim_mode, data.vim_mode);
360 merge(&mut self.autosave, data.autosave);
361 merge(&mut self.experiments, data.experiments);
362 merge(&mut self.staff_mode, data.staff_mode);
363 merge(&mut self.default_dock_anchor, data.default_dock_anchor);
364
365 // Ensure terminal font is loaded, so we can request it in terminal_element layout
366 if let Some(terminal_font) = &data.terminal.font_family {
367 font_cache.load_family(&[terminal_font]).log_err();
368 }
369
370 self.editor_overrides = data.editor;
371 self.git_overrides = data.git.unwrap_or_default();
372 self.journal_overrides = data.journal;
373 self.terminal_defaults.font_size = data.terminal.font_size;
374 self.terminal_overrides.copy_on_select = data.terminal.copy_on_select;
375 self.terminal_overrides = data.terminal;
376 self.language_overrides = data.languages;
377 self.lsp = data.lsp;
378 }
379
380 pub fn with_language_defaults(
381 mut self,
382 language_name: impl Into<Arc<str>>,
383 overrides: EditorSettings,
384 ) -> Self {
385 self.language_defaults
386 .insert(language_name.into(), overrides);
387 self
388 }
389
390 pub fn tab_size(&self, language: Option<&str>) -> NonZeroU32 {
391 self.language_setting(language, |settings| settings.tab_size)
392 }
393
394 pub fn hard_tabs(&self, language: Option<&str>) -> bool {
395 self.language_setting(language, |settings| settings.hard_tabs)
396 }
397
398 pub fn soft_wrap(&self, language: Option<&str>) -> SoftWrap {
399 self.language_setting(language, |settings| settings.soft_wrap)
400 }
401
402 pub fn preferred_line_length(&self, language: Option<&str>) -> u32 {
403 self.language_setting(language, |settings| settings.preferred_line_length)
404 }
405
406 pub fn format_on_save(&self, language: Option<&str>) -> FormatOnSave {
407 self.language_setting(language, |settings| settings.format_on_save.clone())
408 }
409
410 pub fn formatter(&self, language: Option<&str>) -> Formatter {
411 self.language_setting(language, |settings| settings.formatter.clone())
412 }
413
414 pub fn enable_language_server(&self, language: Option<&str>) -> bool {
415 self.language_setting(language, |settings| settings.enable_language_server)
416 }
417
418 fn language_setting<F, R>(&self, language: Option<&str>, f: F) -> R
419 where
420 F: Fn(&EditorSettings) -> Option<R>,
421 {
422 None.or_else(|| language.and_then(|l| self.language_overrides.get(l).and_then(&f)))
423 .or_else(|| f(&self.editor_overrides))
424 .or_else(|| language.and_then(|l| self.language_defaults.get(l).and_then(&f)))
425 .or_else(|| f(&self.editor_defaults))
426 .expect("missing default")
427 }
428
429 pub fn git_gutter(&self) -> GitGutter {
430 self.git_overrides.git_gutter.unwrap_or_else(|| {
431 self.git
432 .git_gutter
433 .expect("git_gutter should be some by setting setup")
434 })
435 }
436
437 #[cfg(any(test, feature = "test-support"))]
438 pub fn test(cx: &gpui::AppContext) -> Settings {
439 Settings {
440 experiments: FeatureFlags::default(),
441 buffer_font_family: cx.font_cache().load_family(&["Monaco"]).unwrap(),
442 buffer_font_size: 14.,
443 default_buffer_font_size: 14.,
444 cursor_blink: true,
445 hover_popover_enabled: true,
446 show_completions_on_input: true,
447 vim_mode: false,
448 autosave: Autosave::Off,
449 default_dock_anchor: DockAnchor::Bottom,
450 editor_defaults: EditorSettings {
451 tab_size: Some(4.try_into().unwrap()),
452 hard_tabs: Some(false),
453 soft_wrap: Some(SoftWrap::None),
454 preferred_line_length: Some(80),
455 format_on_save: Some(FormatOnSave::On),
456 formatter: Some(Formatter::LanguageServer),
457 enable_language_server: Some(true),
458 },
459 editor_overrides: Default::default(),
460 journal_defaults: Default::default(),
461 journal_overrides: Default::default(),
462 terminal_defaults: Default::default(),
463 terminal_overrides: Default::default(),
464 git: Default::default(),
465 git_overrides: Default::default(),
466 language_defaults: Default::default(),
467 language_overrides: Default::default(),
468 lsp: Default::default(),
469 projects_online_by_default: true,
470 theme: gpui::fonts::with_font_cache(cx.font_cache().clone(), Default::default),
471 staff_mode: false,
472 }
473 }
474
475 #[cfg(any(test, feature = "test-support"))]
476 pub fn test_async(cx: &mut gpui::TestAppContext) {
477 cx.update(|cx| {
478 let settings = Self::test(cx);
479 cx.set_global(settings);
480 });
481 }
482}
483
484pub fn settings_file_json_schema(
485 theme_names: Vec<String>,
486 language_names: &[String],
487) -> serde_json::Value {
488 let settings = SchemaSettings::draft07().with(|settings| {
489 settings.option_add_null_type = false;
490 });
491 let generator = SchemaGenerator::new(settings);
492 let mut root_schema = generator.into_root_schema_for::<SettingsFileContent>();
493
494 // Create a schema for a theme name.
495 let theme_name_schema = SchemaObject {
496 instance_type: Some(SingleOrVec::Single(Box::new(InstanceType::String))),
497 enum_values: Some(theme_names.into_iter().map(Value::String).collect()),
498 ..Default::default()
499 };
500
501 // Create a schema for a 'languages overrides' object, associating editor
502 // settings with specific langauges.
503 assert!(root_schema.definitions.contains_key("EditorSettings"));
504 let languages_object_schema = SchemaObject {
505 instance_type: Some(SingleOrVec::Single(Box::new(InstanceType::Object))),
506 object: Some(Box::new(ObjectValidation {
507 properties: language_names
508 .iter()
509 .map(|name| {
510 (
511 name.clone(),
512 Schema::new_ref("#/definitions/EditorSettings".into()),
513 )
514 })
515 .collect(),
516 ..Default::default()
517 })),
518 ..Default::default()
519 };
520
521 // Add these new schemas as definitions, and modify properties of the root
522 // schema to reference them.
523 root_schema.definitions.extend([
524 ("ThemeName".into(), theme_name_schema.into()),
525 ("Languages".into(), languages_object_schema.into()),
526 ]);
527 let root_schema_object = &mut root_schema.schema.object.as_mut().unwrap();
528
529 // Avoid automcomplete for non-user facing settings
530 root_schema_object.properties.remove("staff_mode");
531 root_schema_object.properties.extend([
532 (
533 "theme".to_owned(),
534 Schema::new_ref("#/definitions/ThemeName".into()),
535 ),
536 (
537 "languages".to_owned(),
538 Schema::new_ref("#/definitions/Languages".into()),
539 ),
540 // For backward compatibility
541 (
542 "language_overrides".to_owned(),
543 Schema::new_ref("#/definitions/Languages".into()),
544 ),
545 ]);
546
547 serde_json::to_value(root_schema).unwrap()
548}
549
550/// Expects the key to be unquoted, and the value to be valid JSON
551/// (e.g. values should be unquoted for numbers and bools, quoted for strings)
552pub fn write_top_level_setting(
553 mut settings_content: String,
554 top_level_key: &str,
555 new_val: &str,
556) -> String {
557 let mut parser = tree_sitter::Parser::new();
558 parser.set_language(tree_sitter_json::language()).unwrap();
559 let tree = parser.parse(&settings_content, None).unwrap();
560
561 let mut cursor = tree_sitter::QueryCursor::new();
562
563 let query = Query::new(
564 tree_sitter_json::language(),
565 "
566 (document
567 (object
568 (pair
569 key: (string) @key
570 value: (_) @value)))
571 ",
572 )
573 .unwrap();
574
575 let mut first_key_start = None;
576 let mut existing_value_range = None;
577 let matches = cursor.matches(&query, tree.root_node(), settings_content.as_bytes());
578 for mat in matches {
579 if mat.captures.len() != 2 {
580 continue;
581 }
582
583 let key = mat.captures[0];
584 let value = mat.captures[1];
585
586 first_key_start.get_or_insert_with(|| key.node.start_byte());
587
588 if let Some(key_text) = settings_content.get(key.node.byte_range()) {
589 if key_text == format!("\"{top_level_key}\"") {
590 existing_value_range = Some(value.node.byte_range());
591 break;
592 }
593 }
594 }
595
596 match (first_key_start, existing_value_range) {
597 (None, None) => {
598 // No document, create a new object and overwrite
599 settings_content.clear();
600 write!(
601 settings_content,
602 "{{\n \"{}\": {new_val}\n}}\n",
603 top_level_key
604 )
605 .unwrap();
606 }
607
608 (_, Some(existing_value_range)) => {
609 // Existing theme key, overwrite
610 settings_content.replace_range(existing_value_range, &new_val);
611 }
612
613 (Some(first_key_start), None) => {
614 // No existing theme key, but other settings. Prepend new theme settings and
615 // match style of first key
616 let mut row = 0;
617 let mut column = 0;
618 for (ix, char) in settings_content.char_indices() {
619 if ix == first_key_start {
620 break;
621 }
622 if char == '\n' {
623 row += 1;
624 column = 0;
625 } else {
626 column += char.len_utf8();
627 }
628 }
629
630 let content = format!(r#""{top_level_key}": {new_val},"#);
631 settings_content.insert_str(first_key_start, &content);
632
633 if row > 0 {
634 settings_content.insert_str(
635 first_key_start + content.len(),
636 &format!("\n{:width$}", ' ', width = column),
637 )
638 } else {
639 settings_content.insert_str(first_key_start + content.len(), " ")
640 }
641 }
642 }
643
644 settings_content
645}
646
647fn merge<T: Copy>(target: &mut T, value: Option<T>) {
648 if let Some(value) = value {
649 *target = value;
650 }
651}
652
653pub fn parse_json_with_comments<T: DeserializeOwned>(content: &str) -> Result<T> {
654 Ok(serde_json::from_reader(
655 json_comments::CommentSettings::c_style().strip_comments(content.as_bytes()),
656 )?)
657}
658
659#[cfg(test)]
660mod tests {
661 use crate::write_top_level_setting;
662 use unindent::Unindent;
663
664 #[test]
665 fn test_write_theme_into_settings_with_theme() {
666 let settings = r#"
667 {
668 "theme": "One Dark"
669 }
670 "#
671 .unindent();
672
673 let new_settings = r#"
674 {
675 "theme": "summerfruit-light"
676 }
677 "#
678 .unindent();
679
680 let settings_after_theme =
681 write_top_level_setting(settings, "theme", "\"summerfruit-light\"");
682
683 assert_eq!(settings_after_theme, new_settings)
684 }
685
686 #[test]
687 fn test_write_theme_into_empty_settings() {
688 let settings = r#"
689 {
690 }
691 "#
692 .unindent();
693
694 let new_settings = r#"
695 {
696 "theme": "summerfruit-light"
697 }
698 "#
699 .unindent();
700
701 let settings_after_theme =
702 write_top_level_setting(settings, "theme", "\"summerfruit-light\"");
703
704 assert_eq!(settings_after_theme, new_settings)
705 }
706
707 #[test]
708 fn test_write_theme_into_no_settings() {
709 let settings = "".to_string();
710
711 let new_settings = r#"
712 {
713 "theme": "summerfruit-light"
714 }
715 "#
716 .unindent();
717
718 let settings_after_theme =
719 write_top_level_setting(settings, "theme", "\"summerfruit-light\"");
720
721 assert_eq!(settings_after_theme, new_settings)
722 }
723
724 #[test]
725 fn test_write_theme_into_single_line_settings_without_theme() {
726 let settings = r#"{ "a": "", "ok": true }"#.to_string();
727 let new_settings = r#"{ "theme": "summerfruit-light", "a": "", "ok": true }"#;
728
729 let settings_after_theme =
730 write_top_level_setting(settings, "theme", "\"summerfruit-light\"");
731
732 assert_eq!(settings_after_theme, new_settings)
733 }
734
735 #[test]
736 fn test_write_theme_pre_object_whitespace() {
737 let settings = r#" { "a": "", "ok": true }"#.to_string();
738 let new_settings = r#" { "theme": "summerfruit-light", "a": "", "ok": true }"#;
739
740 let settings_after_theme =
741 write_top_level_setting(settings, "theme", "\"summerfruit-light\"");
742
743 assert_eq!(settings_after_theme, new_settings)
744 }
745
746 #[test]
747 fn test_write_theme_into_multi_line_settings_without_theme() {
748 let settings = r#"
749 {
750 "a": "b"
751 }
752 "#
753 .unindent();
754
755 let new_settings = r#"
756 {
757 "theme": "summerfruit-light",
758 "a": "b"
759 }
760 "#
761 .unindent();
762
763 let settings_after_theme =
764 write_top_level_setting(settings, "theme", "\"summerfruit-light\"");
765
766 assert_eq!(settings_after_theme, new_settings)
767 }
768}