prefer low priority queue to execute performance observer

This commit is contained in:
Halil Durak
2025-12-22 16:20:14 +03:00
parent 7c1758a90f
commit e1ba5dfab3
2 changed files with 28 additions and 11 deletions

View File

@@ -971,16 +971,6 @@ pub fn tick(self: *Page) void {
_ = self.scheduler.run() catch |err| {
log.err(.page, "tick", .{ .err = err });
};
// Dispatch performance observer events.
for (self._performance_observers.items) |observer| {
if (observer.hasRecords()) {
observer.dispatch(self) catch |err| {
log.err(.page, "tcik", .{ .err = err });
};
}
}
self.js.runMicrotasks();
}
@@ -1088,7 +1078,28 @@ pub fn notifyPerformanceObservers(self: *Page, entry: *Performance.Entry) !void
}
}
if (self._performance_delivery_scheduled == false) {
self._performance_delivery_scheduled = true;
try self.scheduler.add(
self,
struct {
fn run(_page: *anyopaque) anyerror!?u32 {
const page: *Page = @ptrCast(@alignCast(_page));
page._performance_delivery_scheduled = true;
// Dispatch performance observer events.
for (page._performance_observers.items) |observer| {
if (observer.hasRecords()) {
try observer.dispatch(page);
}
}
return null;
}
}.run,
0,
.{ .low_priority = true },
);
}
}
pub fn registerMutationObserver(self: *Page, observer: *MutationObserver) !void {

View File

@@ -102,6 +102,8 @@ pub fn measure(
page,
);
try self._entries.append(page.arena, m._proto);
// Notify about the change.
try page.notifyPerformanceObservers(m._proto);
return m;
},
.start_mark => |start_mark| {
@@ -125,12 +127,16 @@ pub fn measure(
page,
);
try self._entries.append(page.arena, m._proto);
// Notify about the change.
try page.notifyPerformanceObservers(m._proto);
return m;
},
};
const m = try Measure.init(name, null, 0.0, self.now(), null, page);
try self._entries.append(page.arena, m._proto);
// Notify about the change.
try page.notifyPerformanceObservers(m._proto);
return m;
}