Merge pull request #1364 from lightpanda-io/observer_try_catch

add trycatch to Intersection and Performance Observers

src/browser/webapi/IntersectionObserver.zig

@@ -17,6 +17,8 @@
 // along with this program.  If not, see <https://www.gnu.org/licenses/>.
 const std = @import("std");
 const js = @import("../js/js.zig");
+const log = @import("../../log.zig");
+
 const Page = @import("../Page.zig");
 const Element = @import("Element.zig");
 const DOMRect = @import("DOMRect.zig");
@@ -238,7 +240,11 @@ pub fn deliverEntries(self: *IntersectionObserver, page: *Page) !void {
     }
 
     const entries = try self.takeRecords(page);
-    try self._callback.call(void, .{ entries, self });
+    var result: js.Function.Result = undefined;
+    self._callback.tryCall(void, .{ entries, self }, &result) catch |err| {
+        log.err(.page, "IntsctObserver.deliverEntries", .{ .err = result.exception, .stack = result.stack });
+        return err;
+    };
 }
 
 pub const IntersectionObserverEntry = struct {

src/browser/webapi/PerformanceObserver.zig

@@ -19,6 +19,8 @@
 const std = @import("std");
 
 const js = @import("../js/js.zig");
+const log = @import("../../log.zig");
+
 const Page = @import("../Page.zig");
 const Performance = @import("Performance.zig");
 
@@ -149,7 +151,11 @@ pub inline fn hasRecords(self: *const PerformanceObserver) bool {
 /// Runs the PerformanceObserver's callback with records; emptying it out.
 pub fn dispatch(self: *PerformanceObserver, page: *Page) !void {
     const records = try self.takeRecords(page);
-    _ = try self._callback.call(void, .{ EntryList{ ._entries = records }, self });
+    var result: js.Function.Result = undefined;
+    self._callback.tryCall(void, .{ EntryList{ ._entries = records }, self }, &result) catch |err| {
+        log.err(.page, "PerfObserver.dispatch", .{ .err = result.exception, .stack = result.stack });
+        return err;
+    };
 }
 
 pub const JsApi = struct {