03c84466c2
While this lint is allow-by-default, it seems pretty useful to get rid of mutable borrows when they're not needed. Closes #ISSUE Release Notes: - N/A
104 lines
3.2 KiB
Rust
104 lines
3.2 KiB
Rust
use crate::{settings_store::SettingsStore, Settings};
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use fs::Fs;
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use futures::{channel::mpsc, StreamExt};
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use gpui::{AppContext, BackgroundExecutor, ReadGlobal, UpdateGlobal};
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use std::{path::PathBuf, sync::Arc, time::Duration};
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use util::ResultExt;
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pub const EMPTY_THEME_NAME: &str = "empty-theme";
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#[cfg(any(test, feature = "test-support"))]
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pub fn test_settings() -> String {
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let mut value = crate::settings_store::parse_json_with_comments::<serde_json::Value>(
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crate::default_settings().as_ref(),
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)
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.unwrap();
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util::merge_non_null_json_value_into(
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serde_json::json!({
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"ui_font_family": "Courier",
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"ui_font_features": {},
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"ui_font_size": 14,
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"ui_font_fallback": [],
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"buffer_font_family": "Courier",
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"buffer_font_features": {},
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"buffer_font_size": 14,
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"buffer_font_fallback": [],
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"theme": EMPTY_THEME_NAME,
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}),
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&mut value,
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);
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value.as_object_mut().unwrap().remove("languages");
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serde_json::to_string(&value).unwrap()
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}
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pub fn watch_config_file(
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executor: &BackgroundExecutor,
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fs: Arc<dyn Fs>,
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path: PathBuf,
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) -> mpsc::UnboundedReceiver<String> {
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let (tx, rx) = mpsc::unbounded();
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executor
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.spawn(async move {
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let (events, _) = fs.watch(&path, Duration::from_millis(100)).await;
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futures::pin_mut!(events);
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let contents = fs.load(&path).await.unwrap_or_default();
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if tx.unbounded_send(contents).is_err() {
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return;
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}
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loop {
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if events.next().await.is_none() {
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break;
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}
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if let Ok(contents) = fs.load(&path).await {
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if tx.unbounded_send(contents).is_err() {
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break;
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}
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}
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}
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})
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.detach();
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rx
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}
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pub fn handle_settings_file_changes(
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mut user_settings_file_rx: mpsc::UnboundedReceiver<String>,
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cx: &mut AppContext,
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settings_changed: impl Fn(Option<anyhow::Error>, &mut AppContext) + 'static,
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) {
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let user_settings_content = cx
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.background_executor()
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.block(user_settings_file_rx.next())
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.unwrap();
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SettingsStore::update_global(cx, |store, cx| {
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store
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.set_user_settings(&user_settings_content, cx)
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.log_err();
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});
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cx.spawn(move |cx| async move {
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while let Some(user_settings_content) = user_settings_file_rx.next().await {
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let result = cx.update_global(|store: &mut SettingsStore, cx| {
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let result = store.set_user_settings(&user_settings_content, cx);
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if let Err(err) = &result {
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log::error!("Failed to load user settings: {err}");
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}
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settings_changed(result.err(), cx);
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cx.refresh();
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});
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if result.is_err() {
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break; // App dropped
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}
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}
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})
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.detach();
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}
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pub fn update_settings_file<T: Settings>(
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fs: Arc<dyn Fs>,
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cx: &AppContext,
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update: impl 'static + Send + FnOnce(&mut T::FileContent, &AppContext),
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) {
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SettingsStore::global(cx).update_settings_file::<T>(fs, update);
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}
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