caisin/typst
1
0
Fork 0
mirror of https://github.com/typst/typst synced 2025-05-14 04:56:26 +08:00
Code Issues Packages Projects Releases Wiki Activity

Fix high CPU usage due to inotify watch triggering itself (#5905)

Browse Source 
Co-authored-by: Laurenz <laurmaedje@gmail.com>
This commit is contained in:
aodenis 2025-02-25 13:41:54 +01:00 committed by GitHub
parent 225e845021
commit acd3a5b7a5
No known key found for this signature in database
GPG Key ID: B5690EEEBB952194
1 changed files with 31 additions and 26 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

31
crates/typst-cli/src/watch.rs
View File

@ -204,6 +204,10 @@ impl Watcher {
let event = event let event = event
.map_err(|err| eco_format!("failed to watch dependencies ({err})"))?; .map_err(|err| eco_format!("failed to watch dependencies ({err})"))?;
if !is_relevant_event_kind(&event.kind) {
continue;
}
// Workaround for notify-rs' implicit unwatch on remove/rename // Workaround for notify-rs' implicit unwatch on remove/rename
// (triggered by some editors when saving files) with the // (triggered by some editors when saving files) with the
// inotify backend. By keeping track of the potentially // inotify backend. By keeping track of the potentially
@ -224,7 +228,17 @@ impl Watcher {
} }
} }
relevant |= self.is_event_relevant(&event); // Don't recompile because the output file changed.
// FIXME: This doesn't work properly for multifile image export.
if event
.paths
.iter()
.all(|path| is_same_file(path, &self.output).unwrap_or(false))
{
continue;
}
relevant = true;
} }
// If we found a relevant event or if any of the missing files now // If we found a relevant event or if any of the missing files now
@ -234,19 +248,11 @@ impl Watcher {
} }
} }
} }
/// Whether a watch event is relevant for compilation.
fn is_event_relevant(&self, event: &notify::Event) -> bool {
// Never recompile because the output file changed.
if event
.paths
.iter()
.all(|path| is_same_file(path, &self.output).unwrap_or(false))
{
return false;
} }
match &event.kind { /// Whether a kind of watch event is relevant for compilation.
fn is_relevant_event_kind(kind: &notify::EventKind) -> bool {
match kind {
notify::EventKind::Any => true, notify::EventKind::Any => true,
notify::EventKind::Access(_) => false, notify::EventKind::Access(_) => false,
notify::EventKind::Create(_) => true, notify::EventKind::Create(_) => true,
@ -261,7 +267,6 @@ impl Watcher {
notify::EventKind::Other => false, notify::EventKind::Other => false,
} }
} }
}
/// The status in which the watcher can be. /// The status in which the watcher can be.
pub enum Status { pub enum Status {